#!/usr/bin/env ocaml
(* libguestfs
- * Copyright (C) 2009 Red Hat Inc.
+ * Copyright (C) 2009-2010 Red Hat Inc.
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* all the daemon actions.
*
* To add a new action there are only two files you need to change,
- * this one to describe the interface (see the big table below), and
- * daemon/<somefile>.c to write the implementation.
+ * this one to describe the interface (see the big table of
+ * 'daemon_functions' below), and daemon/<somefile>.c to write the
+ * implementation.
*
* After editing this file, run it (./src/generator.ml) to regenerate
- * all the output files.
+ * all the output files. 'make' will rerun this automatically when
+ * necessary. Note that if you are using a separate build directory
+ * you must run generator.ml from the _source_ directory.
*
* IMPORTANT: This script should NOT print any warnings. If it prints
* warnings, you should treat them as errors.
- * [Need to add -warn-error to ocaml command line]
+ *
+ * OCaml tips:
+ * (1) In emacs, install tuareg-mode to display and format OCaml code
+ * correctly. 'vim' comes with a good OCaml editing mode by default.
+ * (2) Read the resources at http://ocaml-tutorial.org/
*)
#load "unix.cma";;
#load "str.cma";;
+#directory "+xml-light";;
+#directory "+../pkg-lib/xml-light";; (* for GODI users *)
+#load "xml-light.cma";;
+open Unix
open Printf
type style = ret * args
* indication, ie. 0 or -1.
*)
| RErr
+
(* "RInt" as a return value means an int which is -1 for error
* or any value >= 0 on success. Only use this for smallish
* positive ints (0 <= i < 2^30).
*)
| RInt of string
+
(* "RInt64" is the same as RInt, but is guaranteed to be able
* to return a full 64 bit value, _except_ that -1 means error
* (so -1 cannot be a valid, non-error return value).
*)
| RInt64 of string
+
(* "RBool" is a bool return value which can be true/false or
* -1 for error.
*)
| RBool of string
+
(* "RConstString" is a string that refers to a constant value.
+ * The return value must NOT be NULL (since NULL indicates
+ * an error).
+ *
* Try to avoid using this. In particular you cannot use this
* for values returned from the daemon, because there is no
* thread-safe way to return them in the C API.
*)
| RConstString of string
- (* "RString" and "RStringList" are caller-frees. *)
+
+ (* "RConstOptString" is an even more broken version of
+ * "RConstString". The returned string may be NULL and there
+ * is no way to return an error indication. Avoid using this!
+ *)
+ | RConstOptString of string
+
+ (* "RString" is a returned string. It must NOT be NULL, since
+ * a NULL return indicates an error. The caller frees this.
+ *)
| RString of string
+
+ (* "RStringList" is a list of strings. No string in the list
+ * can be NULL. The caller frees the strings and the array.
+ *)
| RStringList of string
- (* Some limited tuples are possible: *)
- | RIntBool of string * string
- (* LVM PVs, VGs and LVs. *)
- | RPVList of string
- | RVGList of string
- | RLVList of string
- (* Stat buffers. *)
- | RStat of string
- | RStatVFS of string
+
+ (* "RStruct" is a function which returns a single named structure
+ * or an error indication (in C, a struct, and in other languages
+ * with varying representations, but usually very efficient). See
+ * after the function list below for the structures.
+ *)
+ | RStruct of string * string (* name of retval, name of struct *)
+
+ (* "RStructList" is a function which returns either a list/array
+ * of structures (could be zero-length), or an error indication.
+ *)
+ | RStructList of string * string (* name of retval, name of struct *)
+
(* Key-value pairs of untyped strings. Turns into a hashtable or
* dictionary in languages which support it. DON'T use this as a
* general "bucket" for results. Prefer a stronger typed return
*)
| RHashtable of string
+ (* "RBufferOut" is handled almost exactly like RString, but
+ * it allows the string to contain arbitrary 8 bit data including
+ * ASCII NUL. In the C API this causes an implicit extra parameter
+ * to be added of type <size_t *size_r>. The extra parameter
+ * returns the actual size of the return buffer in bytes.
+ *
+ * Other programming languages support strings with arbitrary 8 bit
+ * data.
+ *
+ * At the RPC layer we have to use the opaque<> type instead of
+ * string<>. Returned data is still limited to the max message
+ * size (ie. ~ 2 MB).
+ *)
+ | RBufferOut of string
+
and args = argt list (* Function parameters, guestfs handle is implicit. *)
(* Note in future we should allow a "variable args" parameter as
*)
and argt =
| String of string (* const char *name, cannot be NULL *)
+ | Device of string (* /dev device name, cannot be NULL *)
+ | Pathname of string (* file name, cannot be NULL *)
+ | Dev_or_Path of string (* /dev device name or Pathname, cannot be NULL *)
| OptString of string (* const char *name, may be NULL *)
| StringList of string(* list of strings (each string cannot be NULL) *)
+ | DeviceList of string(* list of Device names (each cannot be NULL) *)
| Bool of string (* boolean *)
| Int of string (* int (smallish ints, signed, <= 31 bits) *)
+ | Int64 of string (* any 64 bit int *)
(* These are treated as filenames (simple string parameters) in
* the C API and bindings. But in the RPC protocol, we transfer
* the actual file content up to or down from the daemon.
*)
| FileIn of string
| FileOut of string
+(* Not implemented:
+ (* Opaque buffer which can contain arbitrary 8 bit data.
+ * In the C API, this is expressed as <char *, int> pair.
+ * Most other languages have a string type which can contain
+ * ASCII NUL. We use whatever type is appropriate for each
+ * language.
+ * Buffers are limited by the total message size. To transfer
+ * large blocks of data, use FileIn/FileOut parameters instead.
+ * To return an arbitrary buffer, use RBufferOut.
+ *)
+ | BufferIn of string
+*)
type flags =
| ProtocolLimitWarning (* display warning about protocol size limits *)
| DangerWillRobinson (* flags particularly dangerous commands *)
| FishAlias of string (* provide an alias for this cmd in guestfish *)
- | FishAction of string (* call this function in guestfish *)
+ | FishOutput of fish_output_t (* how to display output in guestfish *)
| NotInFish (* do not export via guestfish *)
| NotInDocs (* do not add this function to documentation *)
+ | DeprecatedBy of string (* function is deprecated, use .. instead *)
+ | Optional of string (* function is part of an optional group *)
-let protocol_limit_warning =
- "Because of the message protocol, there is a transfer limit
-of somewhere between 2MB and 4MB. To transfer large files you should use
-FTP."
-
-let danger_will_robinson =
- "B<This command is dangerous. Without careful use you
-can easily destroy all your data>."
+and fish_output_t =
+ | FishOutputOctal (* for int return, print in octal *)
+ | FishOutputHexadecimal (* for int return, print in hex *)
(* You can supply zero or as many tests as you want per API call.
*
* Note that the test environment has 3 block devices, of size 500MB,
* 50MB and 10MB (respectively /dev/sda, /dev/sdb, /dev/sdc), and
- * a fourth squashfs block device with some known files on it (/dev/sdd).
+ * a fourth ISO block device with some known files on it (/dev/sdd).
*
- * Note for partitioning purposes, the 500MB device has 63 cylinders.
+ * Note for partitioning purposes, the 500MB device has 1015 cylinders.
+ * Number of cylinders was 63 for IDE emulated disks with precisely
+ * the same size. How exactly this is calculated is a mystery.
*
- * The squashfs block device (/dev/sdd) comes from images/test.sqsh.
+ * The ISO block device (/dev/sdd) comes from images/test.iso.
*
* To be able to run the tests in a reasonable amount of time,
* the virtual machine and block devices are reused between tests.
and test =
(* Run the command sequence and just expect nothing to fail. *)
| TestRun of seq
+
(* Run the command sequence and expect the output of the final
* command to be the string.
*)
| TestOutput of seq * string
+
(* Run the command sequence and expect the output of the final
* command to be the list of strings.
*)
| TestOutputList of seq * string list
+
(* Run the command sequence and expect the output of the final
* command to be the list of block devices (could be either
* "/dev/sd.." or "/dev/hd.." form - we don't check the 5th
* character of each string).
*)
| TestOutputListOfDevices of seq * string list
+
(* Run the command sequence and expect the output of the final
* command to be the integer.
*)
| TestOutputInt of seq * int
+
+ (* Run the command sequence and expect the output of the final
+ * command to be <op> <int>, eg. ">=", "1".
+ *)
+ | TestOutputIntOp of seq * string * int
+
(* Run the command sequence and expect the output of the final
* command to be a true value (!= 0 or != NULL).
*)
| TestOutputTrue of seq
+
(* Run the command sequence and expect the output of the final
* command to be a false value (== 0 or == NULL, but not an error).
*)
| TestOutputFalse of seq
+
(* Run the command sequence and expect the output of the final
* command to be a list of the given length (but don't care about
* content).
*)
| TestOutputLength of seq * int
+
+ (* Run the command sequence and expect the output of the final
+ * command to be a buffer (RBufferOut), ie. string + size.
+ *)
+ | TestOutputBuffer of seq * string
+
(* Run the command sequence and expect the output of the final
* command to be a structure.
*)
| TestOutputStruct of seq * test_field_compare list
+
(* Run the command sequence and expect the final command (only)
* to fail.
*)
and test_field_compare =
| CompareWithInt of string * int
+ | CompareWithIntOp of string * string * int
| CompareWithString of string * string
| CompareFieldsIntEq of string * string
| CompareFieldsStrEq of string * string
and test_prereq =
(* Test always runs. *)
| Always
+
(* Test is currently disabled - eg. it fails, or it tests some
* unimplemented feature.
*)
| Disabled
+
(* 'string' is some C code (a function body) that should return
* true or false. The test will run if the code returns true.
*)
| If of string
+
(* As for 'If' but the test runs _unless_ the code returns true. *)
| Unless of string
* a bad idea.
*)
| InitNone
+
(* Block devices are empty and no filesystems are mounted. *)
| InitEmpty
+
+ (* /dev/sda contains a single partition /dev/sda1, with random
+ * content. /dev/sdb and /dev/sdc may have random content.
+ * No LVM.
+ *)
+ | InitPartition
+
(* /dev/sda contains a single partition /dev/sda1, which is formatted
* as ext2, empty [except for lost+found] and mounted on /.
* /dev/sdb and /dev/sdc may have random content.
* No LVM.
*)
| InitBasicFS
+
(* /dev/sda:
* /dev/sda1 (is a PV):
* /dev/VG/LV (size 8MB):
*)
| InitBasicFSonLVM
+ (* /dev/sdd (the ISO, see images/ directory in source)
+ * is mounted on /
+ *)
+ | InitISOFS
+
(* Sequence of commands for testing. *)
and seq = cmd list
and cmd = string list
* Apart from that, long descriptions are just perldoc paragraphs.
*)
+(* Generate a random UUID (used in tests). *)
+let uuidgen () =
+ let chan = open_process_in "uuidgen" in
+ let uuid = input_line chan in
+ (match close_process_in chan with
+ | WEXITED 0 -> ()
+ | WEXITED _ ->
+ failwith "uuidgen: process exited with non-zero status"
+ | WSIGNALED _ | WSTOPPED _ ->
+ failwith "uuidgen: process signalled or stopped by signal"
+ );
+ uuid
+
(* These test functions are used in the language binding tests. *)
let test_all_args = [
StringList "strlist";
Bool "b";
Int "integer";
+ Int64 "integer64";
FileIn "filein";
FileOut "fileout";
]
"test0rint64", RInt64 "valout";
"test0rbool", RBool "valout";
"test0rconststring", RConstString "valout";
+ "test0rconstoptstring", RConstOptString "valout";
"test0rstring", RString "valout";
"test0rstringlist", RStringList "valout";
- "test0rintbool", RIntBool ("valout", "valout");
- "test0rpvlist", RPVList "valout";
- "test0rvglist", RVGList "valout";
- "test0rlvlist", RLVList "valout";
- "test0rstat", RStat "valout";
- "test0rstatvfs", RStatVFS "valout";
+ "test0rstruct", RStruct ("valout", "lvm_pv");
+ "test0rstructlist", RStructList ("valout", "lvm_pv");
"test0rhashtable", RHashtable "valout";
]
List.map (
fun (name, ret) ->
[(name, (ret, [String "val"]), -1, [NotInFish; NotInDocs],
- [],
- "internal test function - do not use",
- "\
+ [],
+ "internal test function - do not use",
+ "\
This is an internal test function which is used to test whether
the automatically generated bindings can handle every possible
return type correctly.
You probably don't want to call this function.");
(name ^ "err", (ret, []), -1, [NotInFish; NotInDocs],
- [],
- "internal test function - do not use",
- "\
+ [],
+ "internal test function - do not use",
+ "\
This is an internal test function which is used to test whether
the automatically generated bindings can handle every possible
return type correctly.
*)
let non_daemon_functions = test_functions @ [
- ("launch", (RErr, []), -1, [FishAlias "run"; FishAction "launch"],
+ ("launch", (RErr, []), -1, [FishAlias "run"],
[],
"launch the qemu subprocess",
"\
("wait_ready", (RErr, []), -1, [NotInFish],
[],
- "wait until the qemu subprocess launches",
+ "wait until the qemu subprocess launches (no op)",
"\
-Internally libguestfs is implemented by running a virtual machine
-using L<qemu(1)>.
+This function is a no op.
+
+In versions of the API E<lt> 1.0.71 you had to call this function
+just after calling C<guestfs_launch> to wait for the launch
+to complete. However this is no longer necessary because
+C<guestfs_launch> now does the waiting.
-You should call this after C<guestfs_launch> to wait for the launch
-to complete.");
+If you see any calls to this function in code then you can just
+remove them, unless you want to retain compatibility with older
+versions of the API.");
("kill_subprocess", (RErr, []), -1, [],
[],
just want to read the image or write access if you want to modify the
image).
-This is equivalent to the qemu parameter C<-drive file=filename,cache=off>.
+This is equivalent to the qemu parameter
+C<-drive file=filename,cache=off,if=...>.
+
+C<cache=off> is omitted in cases where it is not supported by
+the underlying filesystem.
+
+C<if=...> is set at compile time by the configuration option
+C<./configure --with-drive-if=...>. In the rare case where you
+might need to change this at run time, use C<guestfs_add_drive_with_if>
+or C<guestfs_add_drive_ro_with_if>.
Note that this call checks for the existence of C<filename>. This
stops you from specifying other types of drive which are supported
This is equivalent to the qemu parameter C<-cdrom filename>.
-Note that this call checks for the existence of C<filename>. This
+Notes:
+
+=over 4
+
+=item *
+
+This call checks for the existence of C<filename>. This
stops you from specifying other types of drive which are supported
by qemu such as C<nbd:> and C<http:> URLs. To specify those, use
-the general C<guestfs_config> call instead.");
+the general C<guestfs_config> call instead.
+
+=item *
+
+If you just want to add an ISO file (often you use this as an
+efficient way to transfer large files into the guest), then you
+should probably use C<guestfs_add_drive_ro> instead.
+
+=back");
("add_drive_ro", (RErr, [String "filename"]), -1, [FishAlias "add-ro"],
[],
changes to be committed, although qemu can support this.
This is equivalent to the qemu parameter
-C<-drive file=filename,snapshot=on>.
+C<-drive file=filename,snapshot=on,readonly=on,if=...>.
+
+C<if=...> is set at compile time by the configuration option
+C<./configure --with-drive-if=...>. In the rare case where you
+might need to change this at run time, use C<guestfs_add_drive_with_if>
+or C<guestfs_add_drive_ro_with_if>.
+
+C<readonly=on> is only added where qemu supports this option.
Note that this call checks for the existence of C<filename>. This
stops you from specifying other types of drive which are supported
You can also override this by setting the C<LIBGUESTFS_QEMU>
environment variable.
-Setting C<qemu> to C<NULL> restores the default qemu binary.");
+Setting C<qemu> to C<NULL> restores the default qemu binary.
+
+Note that you should call this function as early as possible
+after creating the handle. This is because some pre-launch
+operations depend on testing qemu features (by running C<qemu -help>).
+If the qemu binary changes, we don't retest features, and
+so you might see inconsistent results. Using the environment
+variable C<LIBGUESTFS_QEMU> is safest of all since that picks
+the qemu binary at the same time as the handle is created.");
("get_qemu", (RConstString "qemu", []), -1, [],
- [],
+ [InitNone, Always, TestRun (
+ [["get_qemu"]])],
"get the qemu binary",
"\
Return the current qemu binary.
This is always non-NULL. If it wasn't set already, then this will
return the default qemu binary name.");
- ("set_path", (RErr, [String "path"]), -1, [FishAlias "path"],
+ ("set_path", (RErr, [String "searchpath"]), -1, [FishAlias "path"],
[],
"set the search path",
"\
Setting C<path> to C<NULL> restores the default path.");
("get_path", (RConstString "path", []), -1, [],
- [],
+ [InitNone, Always, TestRun (
+ [["get_path"]])],
"get the search path",
"\
Return the current search path.
This is always non-NULL. If it wasn't set already, then this will
return the default path.");
- ("set_append", (RErr, [String "append"]), -1, [FishAlias "append"],
+ ("set_append", (RErr, [OptString "append"]), -1, [FishAlias "append"],
[],
"add options to kernel command line",
"\
Setting C<append> to C<NULL> means I<no> additional options
are passed (libguestfs always adds a few of its own).");
- ("get_append", (RConstString "append", []), -1, [],
+ ("get_append", (RConstOptString "append", []), -1, [],
+ (* This cannot be tested with the current framework. The
+ * function can return NULL in normal operations, which the
+ * test framework interprets as an error.
+ *)
[],
"get the additional kernel options",
"\
enabled by default).");
("get_autosync", (RBool "autosync", []), -1, [],
- [],
+ [InitNone, Always, TestRun (
+ [["get_autosync"]])],
"get autosync mode",
"\
Get the autosync flag.");
This returns the verbose messages flag.");
("is_ready", (RBool "ready", []), -1, [],
- [],
+ [InitNone, Always, TestOutputTrue (
+ [["is_ready"]])],
"is ready to accept commands",
"\
This returns true iff this handle is ready to accept commands
For more information on states, see L<guestfs(3)>.");
("is_config", (RBool "config", []), -1, [],
- [],
+ [InitNone, Always, TestOutputFalse (
+ [["is_config"]])],
"is in configuration state",
"\
This returns true iff this handle is being configured
For more information on states, see L<guestfs(3)>.");
("is_launching", (RBool "launching", []), -1, [],
- [],
+ [InitNone, Always, TestOutputFalse (
+ [["is_launching"]])],
"is launching subprocess",
"\
This returns true iff this handle is launching the subprocess
For more information on states, see L<guestfs(3)>.");
("is_busy", (RBool "busy", []), -1, [],
- [],
+ [InitNone, Always, TestOutputFalse (
+ [["is_busy"]])],
"is busy processing a command",
"\
This returns true iff this handle is busy processing a command
For more information on states, see L<guestfs(3)>.");
- ("set_busy", (RErr, []), -1, [NotInFish],
+ ("set_memsize", (RErr, [Int "memsize"]), -1, [FishAlias "memsize"],
+ [InitNone, Always, TestOutputInt (
+ [["set_memsize"; "500"];
+ ["get_memsize"]], 500)],
+ "set memory allocated to the qemu subprocess",
+ "\
+This sets the memory size in megabytes allocated to the
+qemu subprocess. This only has any effect if called before
+C<guestfs_launch>.
+
+You can also change this by setting the environment
+variable C<LIBGUESTFS_MEMSIZE> before the handle is
+created.
+
+For more information on the architecture of libguestfs,
+see L<guestfs(3)>.");
+
+ ("get_memsize", (RInt "memsize", []), -1, [],
+ [InitNone, Always, TestOutputIntOp (
+ [["get_memsize"]], ">=", 256)],
+ "get memory allocated to the qemu subprocess",
+ "\
+This gets the memory size in megabytes allocated to the
+qemu subprocess.
+
+If C<guestfs_set_memsize> was not called
+on this handle, and if C<LIBGUESTFS_MEMSIZE> was not set,
+then this returns the compiled-in default value for memsize.
+
+For more information on the architecture of libguestfs,
+see L<guestfs(3)>.");
+
+ ("get_pid", (RInt "pid", []), -1, [FishAlias "pid"],
+ [InitNone, Always, TestOutputIntOp (
+ [["get_pid"]], ">=", 1)],
+ "get PID of qemu subprocess",
+ "\
+Return the process ID of the qemu subprocess. If there is no
+qemu subprocess, then this will return an error.
+
+This is an internal call used for debugging and testing.");
+
+ ("version", (RStruct ("version", "version"), []), -1, [],
+ [InitNone, Always, TestOutputStruct (
+ [["version"]], [CompareWithInt ("major", 1)])],
+ "get the library version number",
+ "\
+Return the libguestfs version number that the program is linked
+against.
+
+Note that because of dynamic linking this is not necessarily
+the version of libguestfs that you compiled against. You can
+compile the program, and then at runtime dynamically link
+against a completely different C<libguestfs.so> library.
+
+This call was added in version C<1.0.58>. In previous
+versions of libguestfs there was no way to get the version
+number. From C code you can use ELF weak linking tricks to find out if
+this symbol exists (if it doesn't, then it's an earlier version).
+
+The call returns a structure with four elements. The first
+three (C<major>, C<minor> and C<release>) are numbers and
+correspond to the usual version triplet. The fourth element
+(C<extra>) is a string and is normally empty, but may be
+used for distro-specific information.
+
+To construct the original version string:
+C<$major.$minor.$release$extra>
+
+I<Note:> Don't use this call to test for availability
+of features. Distro backports makes this unreliable. Use
+C<guestfs_available> instead.");
+
+ ("set_selinux", (RErr, [Bool "selinux"]), -1, [FishAlias "selinux"],
+ [InitNone, Always, TestOutputTrue (
+ [["set_selinux"; "true"];
+ ["get_selinux"]])],
+ "set SELinux enabled or disabled at appliance boot",
+ "\
+This sets the selinux flag that is passed to the appliance
+at boot time. The default is C<selinux=0> (disabled).
+
+Note that if SELinux is enabled, it is always in
+Permissive mode (C<enforcing=0>).
+
+For more information on the architecture of libguestfs,
+see L<guestfs(3)>.");
+
+ ("get_selinux", (RBool "selinux", []), -1, [],
[],
- "set state to busy",
+ "get SELinux enabled flag",
"\
-This sets the state to C<BUSY>. This is only used when implementing
-actions using the low-level API.
+This returns the current setting of the selinux flag which
+is passed to the appliance at boot time. See C<guestfs_set_selinux>.
-For more information on states, see L<guestfs(3)>.");
+For more information on the architecture of libguestfs,
+see L<guestfs(3)>.");
+
+ ("set_trace", (RErr, [Bool "trace"]), -1, [FishAlias "trace"],
+ [InitNone, Always, TestOutputFalse (
+ [["set_trace"; "false"];
+ ["get_trace"]])],
+ "enable or disable command traces",
+ "\
+If the command trace flag is set to 1, then commands are
+printed on stdout before they are executed in a format
+which is very similar to the one used by guestfish. In
+other words, you can run a program with this enabled, and
+you will get out a script which you can feed to guestfish
+to perform the same set of actions.
+
+If you want to trace C API calls into libguestfs (and
+other libraries) then possibly a better way is to use
+the external ltrace(1) command.
- ("set_ready", (RErr, []), -1, [NotInFish],
+Command traces are disabled unless the environment variable
+C<LIBGUESTFS_TRACE> is defined and set to C<1>.");
+
+ ("get_trace", (RBool "trace", []), -1, [],
[],
- "set state to ready",
+ "get command trace enabled flag",
"\
-This sets the state to C<READY>. This is only used when implementing
-actions using the low-level API.
+Return the command trace flag.");
-For more information on states, see L<guestfs(3)>.");
+ ("set_direct", (RErr, [Bool "direct"]), -1, [FishAlias "direct"],
+ [InitNone, Always, TestOutputFalse (
+ [["set_direct"; "false"];
+ ["get_direct"]])],
+ "enable or disable direct appliance mode",
+ "\
+If the direct appliance mode flag is enabled, then stdin and
+stdout are passed directly through to the appliance once it
+is launched.
+
+One consequence of this is that log messages aren't caught
+by the library and handled by C<guestfs_set_log_message_callback>,
+but go straight to stdout.
- ("end_busy", (RErr, []), -1, [NotInFish],
+You probably don't want to use this unless you know what you
+are doing.
+
+The default is disabled.");
+
+ ("get_direct", (RBool "direct", []), -1, [],
[],
- "leave the busy state",
+ "get direct appliance mode flag",
"\
-This sets the state to C<READY>, or if in C<CONFIG> then it leaves the
-state as is. This is only used when implementing
-actions using the low-level API.
+Return the direct appliance mode flag.");
-For more information on states, see L<guestfs(3)>.");
+ ("set_recovery_proc", (RErr, [Bool "recoveryproc"]), -1, [FishAlias "recovery-proc"],
+ [InitNone, Always, TestOutputTrue (
+ [["set_recovery_proc"; "true"];
+ ["get_recovery_proc"]])],
+ "enable or disable the recovery process",
+ "\
+If this is called with the parameter C<false> then
+C<guestfs_launch> does not create a recovery process. The
+purpose of the recovery process is to stop runaway qemu
+processes in the case where the main program aborts abruptly.
+
+This only has any effect if called before C<guestfs_launch>,
+and the default is true.
+
+About the only time when you would want to disable this is
+if the main process will fork itself into the background
+(\"daemonize\" itself). In this case the recovery process
+thinks that the main program has disappeared and so kills
+qemu, which is not very helpful.");
+
+ ("get_recovery_proc", (RBool "recoveryproc", []), -1, [],
+ [],
+ "get recovery process enabled flag",
+ "\
+Return the recovery process enabled flag.");
+
+ ("add_drive_with_if", (RErr, [String "filename"; String "iface"]), -1, [],
+ [],
+ "add a drive specifying the QEMU block emulation to use",
+ "\
+This is the same as C<guestfs_add_drive> but it allows you
+to specify the QEMU interface emulation to use at run time.");
+
+ ("add_drive_ro_with_if", (RErr, [String "filename"; String "iface"]), -1, [],
+ [],
+ "add a drive read-only specifying the QEMU block emulation to use",
+ "\
+This is the same as C<guestfs_add_drive_ro> but it allows you
+to specify the QEMU interface emulation to use at run time.");
]
*)
let daemon_functions = [
- ("mount", (RErr, [String "device"; String "mountpoint"]), 1, [],
+ ("mount", (RErr, [Device "device"; String "mountpoint"]), 1, [],
[InitEmpty, Always, TestOutput (
- [["sfdisk"; "/dev/sda"; "0"; "0"; "0"; ","];
+ [["part_disk"; "/dev/sda"; "mbr"];
["mkfs"; "ext2"; "/dev/sda1"];
["mount"; "/dev/sda1"; "/"];
["write_file"; "/new"; "new file contents"; "0"];
The mounted filesystem is writable, if we have sufficient permissions
on the underlying device.
-The filesystem options C<sync> and C<noatime> are set with this
-call, in order to improve reliability.");
+B<Important note:>
+When you use this call, the filesystem options C<sync> and C<noatime>
+are set implicitly. This was originally done because we thought it
+would improve reliability, but it turns out that I<-o sync> has a
+very large negative performance impact and negligible effect on
+reliability. Therefore we recommend that you avoid using
+C<guestfs_mount> in any code that needs performance, and instead
+use C<guestfs_mount_options> (use an empty string for the first
+parameter if you don't want any options).");
("sync", (RErr, []), 2, [],
[ InitEmpty, Always, TestRun [["sync"]]],
You should always call this if you have modified a disk image, before
closing the handle.");
- ("touch", (RErr, [String "path"]), 3, [],
+ ("touch", (RErr, [Pathname "path"]), 3, [],
[InitBasicFS, Always, TestOutputTrue (
[["touch"; "/new"];
["exists"; "/new"]])],
update the timestamps on a file, or, if the file does not exist,
to create a new zero-length file.");
- ("cat", (RString "content", [String "path"]), 4, [ProtocolLimitWarning],
- [InitBasicFS, Always, TestOutput (
- [["write_file"; "/new"; "new file contents"; "0"];
- ["cat"; "/new"]], "new file contents")],
+ ("cat", (RString "content", [Pathname "path"]), 4, [ProtocolLimitWarning],
+ [InitISOFS, Always, TestOutput (
+ [["cat"; "/known-2"]], "abcdef\n")],
"list the contents of a file",
"\
Return the contents of the file named C<path>.
Note that this function cannot correctly handle binary files
(specifically, files containing C<\\0> character which is treated
-as end of string). For those you need to use the C<guestfs_download>
-function which has a more complex interface.");
+as end of string). For those you need to use the C<guestfs_read_file>
+or C<guestfs_download> functions which have a more complex interface.");
- ("ll", (RString "listing", [String "directory"]), 5, [],
+ ("ll", (RString "listing", [Pathname "directory"]), 5, [],
[], (* XXX Tricky to test because it depends on the exact format
- * of the 'ls -l' command, which changes between F10 and F11.
- *)
+ * of the 'ls -l' command, which changes between F10 and F11.
+ *)
"list the files in a directory (long format)",
"\
List the files in C<directory> (relative to the root directory,
This command is mostly useful for interactive sessions. It
is I<not> intended that you try to parse the output string.");
- ("ls", (RStringList "listing", [String "directory"]), 6, [],
+ ("ls", (RStringList "listing", [Pathname "directory"]), 6, [],
[InitBasicFS, Always, TestOutputList (
[["touch"; "/new"];
["touch"; "/newer"];
[InitBasicFS, Always, TestOutputListOfDevices (
[["list_partitions"]], ["/dev/sda1"]);
InitEmpty, Always, TestOutputListOfDevices (
- [["sfdisk"; "/dev/sda"; "0"; "0"; "0"; ",10 ,20 ,"];
+ [["sfdiskM"; "/dev/sda"; ",100 ,200 ,"];
["list_partitions"]], ["/dev/sda1"; "/dev/sda2"; "/dev/sda3"])],
"list the partitions",
"\
This does not return logical volumes. For that you will need to
call C<guestfs_lvs>.");
- ("pvs", (RStringList "physvols", []), 9, [],
+ ("pvs", (RStringList "physvols", []), 9, [Optional "lvm2"],
[InitBasicFSonLVM, Always, TestOutputListOfDevices (
[["pvs"]], ["/dev/sda1"]);
InitEmpty, Always, TestOutputListOfDevices (
- [["sfdisk"; "/dev/sda"; "0"; "0"; "0"; ",10 ,20 ,"];
+ [["sfdiskM"; "/dev/sda"; ",100 ,200 ,"];
["pvcreate"; "/dev/sda1"];
["pvcreate"; "/dev/sda2"];
["pvcreate"; "/dev/sda3"];
See also C<guestfs_pvs_full>.");
- ("vgs", (RStringList "volgroups", []), 10, [],
+ ("vgs", (RStringList "volgroups", []), 10, [Optional "lvm2"],
[InitBasicFSonLVM, Always, TestOutputList (
[["vgs"]], ["VG"]);
InitEmpty, Always, TestOutputList (
- [["sfdisk"; "/dev/sda"; "0"; "0"; "0"; ",10 ,20 ,"];
+ [["sfdiskM"; "/dev/sda"; ",100 ,200 ,"];
["pvcreate"; "/dev/sda1"];
["pvcreate"; "/dev/sda2"];
["pvcreate"; "/dev/sda3"];
See also C<guestfs_vgs_full>.");
- ("lvs", (RStringList "logvols", []), 11, [],
+ ("lvs", (RStringList "logvols", []), 11, [Optional "lvm2"],
[InitBasicFSonLVM, Always, TestOutputList (
[["lvs"]], ["/dev/VG/LV"]);
InitEmpty, Always, TestOutputList (
- [["sfdisk"; "/dev/sda"; "0"; "0"; "0"; ",10 ,20 ,"];
+ [["sfdiskM"; "/dev/sda"; ",100 ,200 ,"];
["pvcreate"; "/dev/sda1"];
["pvcreate"; "/dev/sda2"];
["pvcreate"; "/dev/sda3"];
See also C<guestfs_lvs_full>.");
- ("pvs_full", (RPVList "physvols", []), 12, [],
+ ("pvs_full", (RStructList ("physvols", "lvm_pv"), []), 12, [Optional "lvm2"],
[], (* XXX how to test? *)
"list the LVM physical volumes (PVs)",
"\
List all the physical volumes detected. This is the equivalent
of the L<pvs(8)> command. The \"full\" version includes all fields.");
- ("vgs_full", (RVGList "volgroups", []), 13, [],
+ ("vgs_full", (RStructList ("volgroups", "lvm_vg"), []), 13, [Optional "lvm2"],
[], (* XXX how to test? *)
"list the LVM volume groups (VGs)",
"\
List all the volumes groups detected. This is the equivalent
of the L<vgs(8)> command. The \"full\" version includes all fields.");
- ("lvs_full", (RLVList "logvols", []), 14, [],
+ ("lvs_full", (RStructList ("logvols", "lvm_lv"), []), 14, [Optional "lvm2"],
[], (* XXX how to test? *)
"list the LVM logical volumes (LVs)",
"\
List all the logical volumes detected. This is the equivalent
of the L<lvs(8)> command. The \"full\" version includes all fields.");
- ("read_lines", (RStringList "lines", [String "path"]), 15, [],
- [InitBasicFS, Always, TestOutputList (
- [["write_file"; "/new"; "line1\r\nline2\nline3"; "0"];
- ["read_lines"; "/new"]], ["line1"; "line2"; "line3"]);
- InitBasicFS, Always, TestOutputList (
- [["write_file"; "/new"; ""; "0"];
- ["read_lines"; "/new"]], [])],
+ ("read_lines", (RStringList "lines", [Pathname "path"]), 15, [],
+ [InitISOFS, Always, TestOutputList (
+ [["read_lines"; "/known-4"]], ["abc"; "def"; "ghi"]);
+ InitISOFS, Always, TestOutputList (
+ [["read_lines"; "/empty"]], [])],
"read file as lines",
"\
Return the contents of the file named C<path>.
as end of line). For those you need to use the C<guestfs_read_file>
function which has a more complex interface.");
- ("aug_init", (RErr, [String "root"; Int "flags"]), 16, [],
+ ("aug_init", (RErr, [Pathname "root"; Int "flags"]), 16, [Optional "augeas"],
[], (* XXX Augeas code needs tests. *)
"create a new Augeas handle",
"\
To find out more about Augeas, see L<http://augeas.net/>.");
- ("aug_close", (RErr, []), 26, [],
+ ("aug_close", (RErr, []), 26, [Optional "augeas"],
[], (* XXX Augeas code needs tests. *)
"close the current Augeas handle",
"\
C<guestfs_aug_init> again before you can use any other
Augeas functions.");
- ("aug_defvar", (RInt "nrnodes", [String "name"; OptString "expr"]), 17, [],
+ ("aug_defvar", (RInt "nrnodes", [String "name"; OptString "expr"]), 17, [Optional "augeas"],
[], (* XXX Augeas code needs tests. *)
"define an Augeas variable",
"\
On success this returns the number of nodes in C<expr>, or
C<0> if C<expr> evaluates to something which is not a nodeset.");
- ("aug_defnode", (RIntBool ("nrnodes", "created"), [String "name"; String "expr"; String "val"]), 18, [],
+ ("aug_defnode", (RStruct ("nrnodescreated", "int_bool"), [String "name"; String "expr"; String "val"]), 18, [Optional "augeas"],
[], (* XXX Augeas code needs tests. *)
"define an Augeas node",
"\
number of nodes in the nodeset, and a boolean flag
if a node was created.");
- ("aug_get", (RString "val", [String "path"]), 19, [],
+ ("aug_get", (RString "val", [String "augpath"]), 19, [Optional "augeas"],
[], (* XXX Augeas code needs tests. *)
"look up the value of an Augeas path",
"\
Look up the value associated with C<path>. If C<path>
matches exactly one node, the C<value> is returned.");
- ("aug_set", (RErr, [String "path"; String "val"]), 20, [],
+ ("aug_set", (RErr, [String "augpath"; String "val"]), 20, [Optional "augeas"],
[], (* XXX Augeas code needs tests. *)
"set Augeas path to value",
"\
-Set the value associated with C<path> to C<value>.");
+Set the value associated with C<path> to C<val>.
- ("aug_insert", (RErr, [String "path"; String "label"; Bool "before"]), 21, [],
+In the Augeas API, it is possible to clear a node by setting
+the value to NULL. Due to an oversight in the libguestfs API
+you cannot do that with this call. Instead you must use the
+C<guestfs_aug_clear> call.");
+
+ ("aug_insert", (RErr, [String "augpath"; String "label"; Bool "before"]), 21, [Optional "augeas"],
[], (* XXX Augeas code needs tests. *)
"insert a sibling Augeas node",
"\
C<label> must be a label, ie. not contain C</>, C<*> or end
with a bracketed index C<[N]>.");
- ("aug_rm", (RInt "nrnodes", [String "path"]), 22, [],
+ ("aug_rm", (RInt "nrnodes", [String "augpath"]), 22, [Optional "augeas"],
[], (* XXX Augeas code needs tests. *)
"remove an Augeas path",
"\
On success this returns the number of entries which were removed.");
- ("aug_mv", (RErr, [String "src"; String "dest"]), 23, [],
+ ("aug_mv", (RErr, [String "src"; String "dest"]), 23, [Optional "augeas"],
[], (* XXX Augeas code needs tests. *)
"move Augeas node",
"\
Move the node C<src> to C<dest>. C<src> must match exactly
one node. C<dest> is overwritten if it exists.");
- ("aug_match", (RStringList "matches", [String "path"]), 24, [],
+ ("aug_match", (RStringList "matches", [String "augpath"]), 24, [Optional "augeas"],
[], (* XXX Augeas code needs tests. *)
- "return Augeas nodes which match path",
+ "return Augeas nodes which match augpath",
"\
Returns a list of paths which match the path expression C<path>.
The returned paths are sufficiently qualified so that they match
exactly one node in the current tree.");
- ("aug_save", (RErr, []), 25, [],
+ ("aug_save", (RErr, []), 25, [Optional "augeas"],
[], (* XXX Augeas code needs tests. *)
"write all pending Augeas changes to disk",
"\
The flags which were passed to C<guestfs_aug_init> affect exactly
how files are saved.");
- ("aug_load", (RErr, []), 27, [],
+ ("aug_load", (RErr, []), 27, [Optional "augeas"],
[], (* XXX Augeas code needs tests. *)
"load files into the tree",
"\
See C<aug_load> in the Augeas documentation for the full gory
details.");
- ("aug_ls", (RStringList "matches", [String "path"]), 28, [],
+ ("aug_ls", (RStringList "matches", [String "augpath"]), 28, [Optional "augeas"],
[], (* XXX Augeas code needs tests. *)
- "list Augeas nodes under a path",
+ "list Augeas nodes under augpath",
"\
This is just a shortcut for listing C<guestfs_aug_match>
C<path/*> and sorting the resulting nodes into alphabetical order.");
- ("rm", (RErr, [String "path"]), 29, [],
+ ("rm", (RErr, [Pathname "path"]), 29, [],
[InitBasicFS, Always, TestRun
[["touch"; "/new"];
["rm"; "/new"]];
"\
Remove the single file C<path>.");
- ("rmdir", (RErr, [String "path"]), 30, [],
+ ("rmdir", (RErr, [Pathname "path"]), 30, [],
[InitBasicFS, Always, TestRun
[["mkdir"; "/new"];
["rmdir"; "/new"]];
"\
Remove the single directory C<path>.");
- ("rm_rf", (RErr, [String "path"]), 31, [],
+ ("rm_rf", (RErr, [Pathname "path"]), 31, [],
[InitBasicFS, Always, TestOutputFalse
[["mkdir"; "/new"];
["mkdir"; "/new/foo"];
contents if its a directory. This is like the C<rm -rf> shell
command.");
- ("mkdir", (RErr, [String "path"]), 32, [],
+ ("mkdir", (RErr, [Pathname "path"]), 32, [],
[InitBasicFS, Always, TestOutputTrue
[["mkdir"; "/new"];
["is_dir"; "/new"]];
"\
Create a directory named C<path>.");
- ("mkdir_p", (RErr, [String "path"]), 33, [],
+ ("mkdir_p", (RErr, [Pathname "path"]), 33, [],
[InitBasicFS, Always, TestOutputTrue
[["mkdir_p"; "/new/foo/bar"];
["is_dir"; "/new/foo/bar"]];
Create a directory named C<path>, creating any parent directories
as necessary. This is like the C<mkdir -p> shell command.");
- ("chmod", (RErr, [Int "mode"; String "path"]), 34, [],
+ ("chmod", (RErr, [Int "mode"; Pathname "path"]), 34, [],
[], (* XXX Need stat command to test *)
"change file mode",
"\
Change the mode (permissions) of C<path> to C<mode>. Only
-numeric modes are supported.");
+numeric modes are supported.
+
+I<Note>: When using this command from guestfish, C<mode>
+by default would be decimal, unless you prefix it with
+C<0> to get octal, ie. use C<0700> not C<700>.
- ("chown", (RErr, [Int "owner"; Int "group"; String "path"]), 35, [],
+The mode actually set is affected by the umask.");
+
+ ("chown", (RErr, [Int "owner"; Int "group"; Pathname "path"]), 35, [],
[], (* XXX Need stat command to test *)
"change file owner and group",
"\
names, you will need to locate and parse the password file
yourself (Augeas support makes this relatively easy).");
- ("exists", (RBool "existsflag", [String "path"]), 36, [],
- [InitBasicFS, Always, TestOutputTrue (
- [["touch"; "/new"];
- ["exists"; "/new"]]);
- InitBasicFS, Always, TestOutputTrue (
- [["mkdir"; "/new"];
- ["exists"; "/new"]])],
+ ("exists", (RBool "existsflag", [Pathname "path"]), 36, [],
+ [InitISOFS, Always, TestOutputTrue (
+ [["exists"; "/empty"]]);
+ InitISOFS, Always, TestOutputTrue (
+ [["exists"; "/directory"]])],
"test if file or directory exists",
"\
This returns C<true> if and only if there is a file, directory
See also C<guestfs_is_file>, C<guestfs_is_dir>, C<guestfs_stat>.");
- ("is_file", (RBool "fileflag", [String "path"]), 37, [],
- [InitBasicFS, Always, TestOutputTrue (
- [["touch"; "/new"];
- ["is_file"; "/new"]]);
- InitBasicFS, Always, TestOutputFalse (
- [["mkdir"; "/new"];
- ["is_file"; "/new"]])],
+ ("is_file", (RBool "fileflag", [Pathname "path"]), 37, [],
+ [InitISOFS, Always, TestOutputTrue (
+ [["is_file"; "/known-1"]]);
+ InitISOFS, Always, TestOutputFalse (
+ [["is_file"; "/directory"]])],
"test if file exists",
"\
This returns C<true> if and only if there is a file
See also C<guestfs_stat>.");
- ("is_dir", (RBool "dirflag", [String "path"]), 38, [],
- [InitBasicFS, Always, TestOutputFalse (
- [["touch"; "/new"];
- ["is_dir"; "/new"]]);
- InitBasicFS, Always, TestOutputTrue (
- [["mkdir"; "/new"];
- ["is_dir"; "/new"]])],
+ ("is_dir", (RBool "dirflag", [Pathname "path"]), 38, [],
+ [InitISOFS, Always, TestOutputFalse (
+ [["is_dir"; "/known-3"]]);
+ InitISOFS, Always, TestOutputTrue (
+ [["is_dir"; "/directory"]])],
"test if file exists",
"\
This returns C<true> if and only if there is a directory
See also C<guestfs_stat>.");
- ("pvcreate", (RErr, [String "device"]), 39, [],
+ ("pvcreate", (RErr, [Device "device"]), 39, [Optional "lvm2"],
[InitEmpty, Always, TestOutputListOfDevices (
- [["sfdisk"; "/dev/sda"; "0"; "0"; "0"; ",10 ,20 ,"];
+ [["sfdiskM"; "/dev/sda"; ",100 ,200 ,"];
["pvcreate"; "/dev/sda1"];
["pvcreate"; "/dev/sda2"];
["pvcreate"; "/dev/sda3"];
where C<device> should usually be a partition name such
as C</dev/sda1>.");
- ("vgcreate", (RErr, [String "volgroup"; StringList "physvols"]), 40, [],
+ ("vgcreate", (RErr, [String "volgroup"; DeviceList "physvols"]), 40, [Optional "lvm2"],
[InitEmpty, Always, TestOutputList (
- [["sfdisk"; "/dev/sda"; "0"; "0"; "0"; ",10 ,20 ,"];
+ [["sfdiskM"; "/dev/sda"; ",100 ,200 ,"];
["pvcreate"; "/dev/sda1"];
["pvcreate"; "/dev/sda2"];
["pvcreate"; "/dev/sda3"];
This creates an LVM volume group called C<volgroup>
from the non-empty list of physical volumes C<physvols>.");
- ("lvcreate", (RErr, [String "logvol"; String "volgroup"; Int "mbytes"]), 41, [],
+ ("lvcreate", (RErr, [String "logvol"; String "volgroup"; Int "mbytes"]), 41, [Optional "lvm2"],
[InitEmpty, Always, TestOutputList (
- [["sfdisk"; "/dev/sda"; "0"; "0"; "0"; ",10 ,20 ,"];
+ [["sfdiskM"; "/dev/sda"; ",100 ,200 ,"];
["pvcreate"; "/dev/sda1"];
["pvcreate"; "/dev/sda2"];
["pvcreate"; "/dev/sda3"];
["lvs"]],
["/dev/VG1/LV1"; "/dev/VG1/LV2";
"/dev/VG2/LV3"; "/dev/VG2/LV4"; "/dev/VG2/LV5"])],
- "create an LVM volume group",
+ "create an LVM logical volume",
"\
-This creates an LVM volume group called C<logvol>
+This creates an LVM logical volume called C<logvol>
on the volume group C<volgroup>, with C<size> megabytes.");
- ("mkfs", (RErr, [String "fstype"; String "device"]), 42, [],
+ ("mkfs", (RErr, [String "fstype"; Device "device"]), 42, [],
[InitEmpty, Always, TestOutput (
- [["sfdisk"; "/dev/sda"; "0"; "0"; "0"; ","];
+ [["part_disk"; "/dev/sda"; "mbr"];
["mkfs"; "ext2"; "/dev/sda1"];
- ["mount"; "/dev/sda1"; "/"];
+ ["mount_options"; ""; "/dev/sda1"; "/"];
["write_file"; "/new"; "new file contents"; "0"];
["cat"; "/new"]], "new file contents")],
"make a filesystem",
or LVM logical volume). The filesystem type is C<fstype>, for
example C<ext3>.");
- ("sfdisk", (RErr, [String "device";
- Int "cyls"; Int "heads"; Int "sectors";
- StringList "lines"]), 43, [DangerWillRobinson],
+ ("sfdisk", (RErr, [Device "device";
+ Int "cyls"; Int "heads"; Int "sectors";
+ StringList "lines"]), 43, [DangerWillRobinson],
[],
"create partitions on a block device",
"\
pass C<lines> as a single element list, when the single element being
the string C<,> (comma).
-See also: C<guestfs_sfdisk_l>, C<guestfs_sfdisk_N>");
+See also: C<guestfs_sfdisk_l>, C<guestfs_sfdisk_N>,
+C<guestfs_part_init>");
- ("write_file", (RErr, [String "path"; String "content"; Int "size"]), 44, [ProtocolLimitWarning],
+ ("write_file", (RErr, [Pathname "path"; String "content"; Int "size"]), 44, [ProtocolLimitWarning],
[InitBasicFS, Always, TestOutput (
[["write_file"; "/new"; "new file contents"; "0"];
["cat"; "/new"]], "new file contents");
("umount", (RErr, [String "pathordevice"]), 45, [FishAlias "unmount"],
[InitEmpty, Always, TestOutputListOfDevices (
- [["sfdisk"; "/dev/sda"; "0"; "0"; "0"; ","];
+ [["part_disk"; "/dev/sda"; "mbr"];
["mkfs"; "ext2"; "/dev/sda1"];
- ["mount"; "/dev/sda1"; "/"];
+ ["mount_options"; ""; "/dev/sda1"; "/"];
["mounts"]], ["/dev/sda1"]);
InitEmpty, Always, TestOutputList (
- [["sfdisk"; "/dev/sda"; "0"; "0"; "0"; ","];
+ [["part_disk"; "/dev/sda"; "mbr"];
["mkfs"; "ext2"; "/dev/sda1"];
- ["mount"; "/dev/sda1"; "/"];
+ ["mount_options"; ""; "/dev/sda1"; "/"];
["umount"; "/"];
["mounts"]], [])],
"unmount a filesystem",
This returns the list of currently mounted filesystems. It returns
the list of devices (eg. C</dev/sda1>, C</dev/VG/LV>).
-Some internal mounts are not shown.");
+Some internal mounts are not shown.
+
+See also: C<guestfs_mountpoints>");
("umount_all", (RErr, []), 47, [FishAlias "unmount-all"],
[InitBasicFS, Always, TestOutputList (
["mounts"]], []);
(* check that umount_all can unmount nested mounts correctly: *)
InitEmpty, Always, TestOutputList (
- [["sfdisk"; "/dev/sda"; "0"; "0"; "0"; ",10 ,20 ,"];
+ [["sfdiskM"; "/dev/sda"; ",100 ,200 ,"];
["mkfs"; "ext2"; "/dev/sda1"];
["mkfs"; "ext2"; "/dev/sda2"];
["mkfs"; "ext2"; "/dev/sda3"];
- ["mount"; "/dev/sda1"; "/"];
+ ["mount_options"; ""; "/dev/sda1"; "/"];
["mkdir"; "/mp1"];
- ["mount"; "/dev/sda2"; "/mp1"];
+ ["mount_options"; ""; "/dev/sda2"; "/mp1"];
["mkdir"; "/mp1/mp2"];
- ["mount"; "/dev/sda3"; "/mp1/mp2"];
+ ["mount_options"; ""; "/dev/sda3"; "/mp1/mp2"];
["mkdir"; "/mp1/mp2/mp3"];
["umount_all"];
["mounts"]], [])],
Some internal mounts are not unmounted by this call.");
- ("lvm_remove_all", (RErr, []), 48, [DangerWillRobinson],
+ ("lvm_remove_all", (RErr, []), 48, [DangerWillRobinson; Optional "lvm2"],
[],
"remove all LVM LVs, VGs and PVs",
"\
This command removes all LVM logical volumes, volume groups
and physical volumes.");
- ("file", (RString "description", [String "path"]), 49, [],
- [InitBasicFS, Always, TestOutput (
- [["touch"; "/new"];
- ["file"; "/new"]], "empty");
- InitBasicFS, Always, TestOutput (
- [["write_file"; "/new"; "some content\n"; "0"];
- ["file"; "/new"]], "ASCII text");
- InitBasicFS, Always, TestLastFail (
- [["file"; "/nofile"]])],
+ ("file", (RString "description", [Dev_or_Path "path"]), 49, [],
+ [InitISOFS, Always, TestOutput (
+ [["file"; "/empty"]], "empty");
+ InitISOFS, Always, TestOutput (
+ [["file"; "/known-1"]], "ASCII text");
+ InitISOFS, Always, TestLastFail (
+ [["file"; "/notexists"]])],
"determine file type",
"\
This call uses the standard L<file(1)> command to determine
the type or contents of the file. This also works on devices,
for example to find out whether a partition contains a filesystem.
-The exact command which runs is C<file -bsL path>. Note in
+This call will also transparently look inside various types
+of compressed file.
+
+The exact command which runs is C<file -zbsL path>. Note in
particular that the filename is not prepended to the output
(the C<-b> option).");
("command", (RString "output", [StringList "arguments"]), 50, [ProtocolLimitWarning],
[InitBasicFS, Always, TestOutput (
[["upload"; "test-command"; "/test-command"];
- ["chmod"; "493"; "/test-command"];
+ ["chmod"; "0o755"; "/test-command"];
["command"; "/test-command 1"]], "Result1");
InitBasicFS, Always, TestOutput (
[["upload"; "test-command"; "/test-command"];
- ["chmod"; "493"; "/test-command"];
+ ["chmod"; "0o755"; "/test-command"];
["command"; "/test-command 2"]], "Result2\n");
InitBasicFS, Always, TestOutput (
[["upload"; "test-command"; "/test-command"];
- ["chmod"; "493"; "/test-command"];
+ ["chmod"; "0o755"; "/test-command"];
["command"; "/test-command 3"]], "\nResult3");
InitBasicFS, Always, TestOutput (
[["upload"; "test-command"; "/test-command"];
- ["chmod"; "493"; "/test-command"];
+ ["chmod"; "0o755"; "/test-command"];
["command"; "/test-command 4"]], "\nResult4\n");
InitBasicFS, Always, TestOutput (
[["upload"; "test-command"; "/test-command"];
- ["chmod"; "493"; "/test-command"];
+ ["chmod"; "0o755"; "/test-command"];
["command"; "/test-command 5"]], "\nResult5\n\n");
InitBasicFS, Always, TestOutput (
[["upload"; "test-command"; "/test-command"];
- ["chmod"; "493"; "/test-command"];
+ ["chmod"; "0o755"; "/test-command"];
["command"; "/test-command 6"]], "\n\nResult6\n\n");
InitBasicFS, Always, TestOutput (
[["upload"; "test-command"; "/test-command"];
- ["chmod"; "493"; "/test-command"];
+ ["chmod"; "0o755"; "/test-command"];
["command"; "/test-command 7"]], "");
InitBasicFS, Always, TestOutput (
[["upload"; "test-command"; "/test-command"];
- ["chmod"; "493"; "/test-command"];
+ ["chmod"; "0o755"; "/test-command"];
["command"; "/test-command 8"]], "\n");
InitBasicFS, Always, TestOutput (
[["upload"; "test-command"; "/test-command"];
- ["chmod"; "493"; "/test-command"];
+ ["chmod"; "0o755"; "/test-command"];
["command"; "/test-command 9"]], "\n\n");
InitBasicFS, Always, TestOutput (
[["upload"; "test-command"; "/test-command"];
- ["chmod"; "493"; "/test-command"];
+ ["chmod"; "0o755"; "/test-command"];
["command"; "/test-command 10"]], "Result10-1\nResult10-2\n");
InitBasicFS, Always, TestOutput (
[["upload"; "test-command"; "/test-command"];
- ["chmod"; "493"; "/test-command"];
+ ["chmod"; "0o755"; "/test-command"];
["command"; "/test-command 11"]], "Result11-1\nResult11-2");
InitBasicFS, Always, TestLastFail (
[["upload"; "test-command"; "/test-command"];
- ["chmod"; "493"; "/test-command"];
+ ["chmod"; "0o755"; "/test-command"];
["command"; "/test-command"]])],
"run a command from the guest filesystem",
"\
("command_lines", (RStringList "lines", [StringList "arguments"]), 51, [ProtocolLimitWarning],
[InitBasicFS, Always, TestOutputList (
[["upload"; "test-command"; "/test-command"];
- ["chmod"; "493"; "/test-command"];
+ ["chmod"; "0o755"; "/test-command"];
["command_lines"; "/test-command 1"]], ["Result1"]);
InitBasicFS, Always, TestOutputList (
[["upload"; "test-command"; "/test-command"];
- ["chmod"; "493"; "/test-command"];
+ ["chmod"; "0o755"; "/test-command"];
["command_lines"; "/test-command 2"]], ["Result2"]);
InitBasicFS, Always, TestOutputList (
[["upload"; "test-command"; "/test-command"];
- ["chmod"; "493"; "/test-command"];
+ ["chmod"; "0o755"; "/test-command"];
["command_lines"; "/test-command 3"]], ["";"Result3"]);
InitBasicFS, Always, TestOutputList (
[["upload"; "test-command"; "/test-command"];
- ["chmod"; "493"; "/test-command"];
+ ["chmod"; "0o755"; "/test-command"];
["command_lines"; "/test-command 4"]], ["";"Result4"]);
InitBasicFS, Always, TestOutputList (
[["upload"; "test-command"; "/test-command"];
- ["chmod"; "493"; "/test-command"];
+ ["chmod"; "0o755"; "/test-command"];
["command_lines"; "/test-command 5"]], ["";"Result5";""]);
InitBasicFS, Always, TestOutputList (
[["upload"; "test-command"; "/test-command"];
- ["chmod"; "493"; "/test-command"];
+ ["chmod"; "0o755"; "/test-command"];
["command_lines"; "/test-command 6"]], ["";"";"Result6";""]);
InitBasicFS, Always, TestOutputList (
[["upload"; "test-command"; "/test-command"];
- ["chmod"; "493"; "/test-command"];
+ ["chmod"; "0o755"; "/test-command"];
["command_lines"; "/test-command 7"]], []);
InitBasicFS, Always, TestOutputList (
[["upload"; "test-command"; "/test-command"];
- ["chmod"; "493"; "/test-command"];
+ ["chmod"; "0o755"; "/test-command"];
["command_lines"; "/test-command 8"]], [""]);
InitBasicFS, Always, TestOutputList (
[["upload"; "test-command"; "/test-command"];
- ["chmod"; "493"; "/test-command"];
+ ["chmod"; "0o755"; "/test-command"];
["command_lines"; "/test-command 9"]], ["";""]);
InitBasicFS, Always, TestOutputList (
[["upload"; "test-command"; "/test-command"];
- ["chmod"; "493"; "/test-command"];
+ ["chmod"; "0o755"; "/test-command"];
["command_lines"; "/test-command 10"]], ["Result10-1";"Result10-2"]);
InitBasicFS, Always, TestOutputList (
[["upload"; "test-command"; "/test-command"];
- ["chmod"; "493"; "/test-command"];
+ ["chmod"; "0o755"; "/test-command"];
["command_lines"; "/test-command 11"]], ["Result11-1";"Result11-2"])],
"run a command, returning lines",
"\
See also: C<guestfs_sh_lines>");
- ("stat", (RStat "statbuf", [String "path"]), 52, [],
- [InitBasicFS, Always, TestOutputStruct (
- [["touch"; "/new"];
- ["stat"; "/new"]], [CompareWithInt ("size", 0)])],
+ ("stat", (RStruct ("statbuf", "stat"), [Pathname "path"]), 52, [],
+ [InitISOFS, Always, TestOutputStruct (
+ [["stat"; "/empty"]], [CompareWithInt ("size", 0)])],
"get file information",
"\
Returns file information for the given C<path>.
This is the same as the C<stat(2)> system call.");
- ("lstat", (RStat "statbuf", [String "path"]), 53, [],
- [InitBasicFS, Always, TestOutputStruct (
- [["touch"; "/new"];
- ["lstat"; "/new"]], [CompareWithInt ("size", 0)])],
+ ("lstat", (RStruct ("statbuf", "stat"), [Pathname "path"]), 53, [],
+ [InitISOFS, Always, TestOutputStruct (
+ [["lstat"; "/empty"]], [CompareWithInt ("size", 0)])],
"get file information for a symbolic link",
"\
Returns file information for the given C<path>.
This is the same as the C<lstat(2)> system call.");
- ("statvfs", (RStatVFS "statbuf", [String "path"]), 54, [],
- [InitBasicFS, Always, TestOutputStruct (
- [["statvfs"; "/"]], [CompareWithInt ("bfree", 487702);
- CompareWithInt ("blocks", 490020);
- CompareWithInt ("bsize", 1024)])],
+ ("statvfs", (RStruct ("statbuf", "statvfs"), [Pathname "path"]), 54, [],
+ [InitISOFS, Always, TestOutputStruct (
+ [["statvfs"; "/"]], [CompareWithInt ("namemax", 255)])],
"get file system statistics",
"\
Returns file system statistics for any mounted file system.
This is the same as the C<statvfs(2)> system call.");
- ("tune2fs_l", (RHashtable "superblock", [String "device"]), 55, [],
+ ("tune2fs_l", (RHashtable "superblock", [Device "device"]), 55, [],
[], (* XXX test *)
"get ext2/ext3/ext4 superblock details",
"\
clearly defined, and depends on both the version of C<tune2fs>
that libguestfs was built against, and the filesystem itself.");
- ("blockdev_setro", (RErr, [String "device"]), 56, [],
+ ("blockdev_setro", (RErr, [Device "device"]), 56, [],
[InitEmpty, Always, TestOutputTrue (
[["blockdev_setro"; "/dev/sda"];
["blockdev_getro"; "/dev/sda"]])],
This uses the L<blockdev(8)> command.");
- ("blockdev_setrw", (RErr, [String "device"]), 57, [],
+ ("blockdev_setrw", (RErr, [Device "device"]), 57, [],
[InitEmpty, Always, TestOutputFalse (
[["blockdev_setrw"; "/dev/sda"];
["blockdev_getro"; "/dev/sda"]])],
This uses the L<blockdev(8)> command.");
- ("blockdev_getro", (RBool "ro", [String "device"]), 58, [],
+ ("blockdev_getro", (RBool "ro", [Device "device"]), 58, [],
[InitEmpty, Always, TestOutputTrue (
[["blockdev_setro"; "/dev/sda"];
["blockdev_getro"; "/dev/sda"]])],
This uses the L<blockdev(8)> command.");
- ("blockdev_getss", (RInt "sectorsize", [String "device"]), 59, [],
+ ("blockdev_getss", (RInt "sectorsize", [Device "device"]), 59, [],
[InitEmpty, Always, TestOutputInt (
[["blockdev_getss"; "/dev/sda"]], 512)],
"get sectorsize of block device",
This uses the L<blockdev(8)> command.");
- ("blockdev_getbsz", (RInt "blocksize", [String "device"]), 60, [],
+ ("blockdev_getbsz", (RInt "blocksize", [Device "device"]), 60, [],
[InitEmpty, Always, TestOutputInt (
[["blockdev_getbsz"; "/dev/sda"]], 4096)],
"get blocksize of block device",
This uses the L<blockdev(8)> command.");
- ("blockdev_setbsz", (RErr, [String "device"; Int "blocksize"]), 61, [],
+ ("blockdev_setbsz", (RErr, [Device "device"; Int "blocksize"]), 61, [],
[], (* XXX test *)
"set blocksize of block device",
"\
This uses the L<blockdev(8)> command.");
- ("blockdev_getsz", (RInt64 "sizeinsectors", [String "device"]), 62, [],
+ ("blockdev_getsz", (RInt64 "sizeinsectors", [Device "device"]), 62, [],
[InitEmpty, Always, TestOutputInt (
[["blockdev_getsz"; "/dev/sda"]], 1024000)],
"get total size of device in 512-byte sectors",
This uses the L<blockdev(8)> command.");
- ("blockdev_getsize64", (RInt64 "sizeinbytes", [String "device"]), 63, [],
+ ("blockdev_getsize64", (RInt64 "sizeinbytes", [Device "device"]), 63, [],
[InitEmpty, Always, TestOutputInt (
[["blockdev_getsize64"; "/dev/sda"]], 524288000)],
"get total size of device in bytes",
This uses the L<blockdev(8)> command.");
- ("blockdev_flushbufs", (RErr, [String "device"]), 64, [],
+ ("blockdev_flushbufs", (RErr, [Device "device"]), 64, [],
[InitEmpty, Always, TestRun
[["blockdev_flushbufs"; "/dev/sda"]]],
"flush device buffers",
This uses the L<blockdev(8)> command.");
- ("blockdev_rereadpt", (RErr, [String "device"]), 65, [],
+ ("blockdev_rereadpt", (RErr, [Device "device"]), 65, [],
[InitEmpty, Always, TestRun
[["blockdev_rereadpt"; "/dev/sda"]]],
"reread partition table",
This uses the L<blockdev(8)> command.");
- ("upload", (RErr, [FileIn "filename"; String "remotefilename"]), 66, [],
+ ("upload", (RErr, [FileIn "filename"; Dev_or_Path "remotefilename"]), 66, [],
[InitBasicFS, Always, TestOutput (
(* Pick a file from cwd which isn't likely to change. *)
- [["upload"; "../COPYING.LIB"; "/COPYING.LIB"];
- ["checksum"; "md5"; "/COPYING.LIB"]], "e3eda01d9815f8d24aae2dbd89b68b06")],
+ [["upload"; "../COPYING.LIB"; "/COPYING.LIB"];
+ ["checksum"; "md5"; "/COPYING.LIB"]],
+ Digest.to_hex (Digest.file "COPYING.LIB"))],
"upload a file from the local machine",
"\
Upload local file C<filename> to C<remotefilename> on the
See also C<guestfs_download>.");
- ("download", (RErr, [String "remotefilename"; FileOut "filename"]), 67, [],
+ ("download", (RErr, [Dev_or_Path "remotefilename"; FileOut "filename"]), 67, [],
[InitBasicFS, Always, TestOutput (
(* Pick a file from cwd which isn't likely to change. *)
- [["upload"; "../COPYING.LIB"; "/COPYING.LIB"];
- ["download"; "/COPYING.LIB"; "testdownload.tmp"];
- ["upload"; "testdownload.tmp"; "/upload"];
- ["checksum"; "md5"; "/upload"]], "e3eda01d9815f8d24aae2dbd89b68b06")],
+ [["upload"; "../COPYING.LIB"; "/COPYING.LIB"];
+ ["download"; "/COPYING.LIB"; "testdownload.tmp"];
+ ["upload"; "testdownload.tmp"; "/upload"];
+ ["checksum"; "md5"; "/upload"]],
+ Digest.to_hex (Digest.file "COPYING.LIB"))],
"download a file to the local machine",
"\
Download file C<remotefilename> and save it as C<filename>
See also C<guestfs_upload>, C<guestfs_cat>.");
- ("checksum", (RString "checksum", [String "csumtype"; String "path"]), 68, [],
- [InitBasicFS, Always, TestOutput (
- [["write_file"; "/new"; "test\n"; "0"];
- ["checksum"; "crc"; "/new"]], "935282863");
- InitBasicFS, Always, TestLastFail (
- [["checksum"; "crc"; "/new"]]);
- InitBasicFS, Always, TestOutput (
- [["write_file"; "/new"; "test\n"; "0"];
- ["checksum"; "md5"; "/new"]], "d8e8fca2dc0f896fd7cb4cb0031ba249");
- InitBasicFS, Always, TestOutput (
- [["write_file"; "/new"; "test\n"; "0"];
- ["checksum"; "sha1"; "/new"]], "4e1243bd22c66e76c2ba9eddc1f91394e57f9f83");
- InitBasicFS, Always, TestOutput (
- [["write_file"; "/new"; "test\n"; "0"];
- ["checksum"; "sha224"; "/new"]], "52f1bf093f4b7588726035c176c0cdb4376cfea53819f1395ac9e6ec");
- InitBasicFS, Always, TestOutput (
- [["write_file"; "/new"; "test\n"; "0"];
- ["checksum"; "sha256"; "/new"]], "f2ca1bb6c7e907d06dafe4687e579fce76b37e4e93b7605022da52e6ccc26fd2");
- InitBasicFS, Always, TestOutput (
- [["write_file"; "/new"; "test\n"; "0"];
- ["checksum"; "sha384"; "/new"]], "109bb6b5b6d5547c1ce03c7a8bd7d8f80c1cb0957f50c4f7fda04692079917e4f9cad52b878f3d8234e1a170b154b72d");
- InitBasicFS, Always, TestOutput (
- [["write_file"; "/new"; "test\n"; "0"];
- ["checksum"; "sha512"; "/new"]], "0e3e75234abc68f4378a86b3f4b32a198ba301845b0cd6e50106e874345700cc6663a86c1ea125dc5e92be17c98f9a0f85ca9d5f595db2012f7cc3571945c123");
- InitBasicFS, Always, TestOutput (
- (* RHEL 5 thinks this is an HFS+ filesystem unless we give
- * the type explicitly.
- *)
- [["mount_vfs"; "ro"; "squashfs"; "/dev/sdd"; "/"];
- ["checksum"; "md5"; "/known-3"]], "46d6ca27ee07cdc6fa99c2e138cc522c")],
+ ("checksum", (RString "checksum", [String "csumtype"; Pathname "path"]), 68, [],
+ [InitISOFS, Always, TestOutput (
+ [["checksum"; "crc"; "/known-3"]], "2891671662");
+ InitISOFS, Always, TestLastFail (
+ [["checksum"; "crc"; "/notexists"]]);
+ InitISOFS, Always, TestOutput (
+ [["checksum"; "md5"; "/known-3"]], "46d6ca27ee07cdc6fa99c2e138cc522c");
+ InitISOFS, Always, TestOutput (
+ [["checksum"; "sha1"; "/known-3"]], "b7ebccc3ee418311091c3eda0a45b83c0a770f15");
+ InitISOFS, Always, TestOutput (
+ [["checksum"; "sha224"; "/known-3"]], "d2cd1774b28f3659c14116be0a6dc2bb5c4b350ce9cd5defac707741");
+ InitISOFS, Always, TestOutput (
+ [["checksum"; "sha256"; "/known-3"]], "75bb71b90cd20cb13f86d2bea8dad63ac7194e7517c3b52b8d06ff52d3487d30");
+ InitISOFS, Always, TestOutput (
+ [["checksum"; "sha384"; "/known-3"]], "5fa7883430f357b5d7b7271d3a1d2872b51d73cba72731de6863d3dea55f30646af2799bef44d5ea776a5ec7941ac640");
+ InitISOFS, Always, TestOutput (
+ [["checksum"; "sha512"; "/known-3"]], "2794062c328c6b216dca90443b7f7134c5f40e56bd0ed7853123275a09982a6f992e6ca682f9d2fba34a4c5e870d8fe077694ff831e3032a004ee077e00603f6");
+ (* Test for RHBZ#579608, absolute symbolic links. *)
+ InitISOFS, Always, TestOutput (
+ [["checksum"; "sha512"; "/abssymlink"]], "5f57d0639bc95081c53afc63a449403883818edc64da48930ad6b1a4fb49be90404686877743fbcd7c99811f3def7df7bc22635c885c6a8cf79c806b43451c1a")],
"compute MD5, SHAx or CRC checksum of file",
"\
This call computes the MD5, SHAx or CRC checksum of the
=back
-The checksum is returned as a printable string.");
+The checksum is returned as a printable string.
+
+To get the checksum for a device, use C<guestfs_checksum_device>.
- ("tar_in", (RErr, [FileIn "tarfile"; String "directory"]), 69, [],
+To get the checksums for many files, use C<guestfs_checksums_out>.");
+
+ ("tar_in", (RErr, [FileIn "tarfile"; Pathname "directory"]), 69, [],
[InitBasicFS, Always, TestOutput (
[["tar_in"; "../images/helloworld.tar"; "/"];
["cat"; "/hello"]], "hello\n")],
This command uploads and unpacks local file C<tarfile> (an
I<uncompressed> tar file) into C<directory>.
-To upload a compressed tarball, use C<guestfs_tgz_in>.");
+To upload a compressed tarball, use C<guestfs_tgz_in>
+or C<guestfs_txz_in>.");
("tar_out", (RErr, [String "directory"; FileOut "tarfile"]), 70, [],
[],
This command packs the contents of C<directory> and downloads
it to local file C<tarfile>.
-To download a compressed tarball, use C<guestfs_tgz_out>.");
+To download a compressed tarball, use C<guestfs_tgz_out>
+or C<guestfs_txz_out>.");
- ("tgz_in", (RErr, [FileIn "tarball"; String "directory"]), 71, [],
+ ("tgz_in", (RErr, [FileIn "tarball"; Pathname "directory"]), 71, [],
[InitBasicFS, Always, TestOutput (
[["tgz_in"; "../images/helloworld.tar.gz"; "/"];
["cat"; "/hello"]], "hello\n")],
To upload an uncompressed tarball, use C<guestfs_tar_in>.");
- ("tgz_out", (RErr, [String "directory"; FileOut "tarball"]), 72, [],
+ ("tgz_out", (RErr, [Pathname "directory"; FileOut "tarball"]), 72, [],
[],
"pack directory into compressed tarball",
"\
To download an uncompressed tarball, use C<guestfs_tar_out>.");
- ("mount_ro", (RErr, [String "device"; String "mountpoint"]), 73, [],
+ ("mount_ro", (RErr, [Device "device"; String "mountpoint"]), 73, [],
[InitBasicFS, Always, TestLastFail (
[["umount"; "/"];
["mount_ro"; "/dev/sda1"; "/"];
This is the same as the C<guestfs_mount> command, but it
mounts the filesystem with the read-only (I<-o ro>) flag.");
- ("mount_options", (RErr, [String "options"; String "device"; String "mountpoint"]), 74, [],
+ ("mount_options", (RErr, [String "options"; Device "device"; String "mountpoint"]), 74, [],
[],
"mount a guest disk with mount options",
"\
This is the same as the C<guestfs_mount> command, but it
allows you to set the mount options as for the
-L<mount(8)> I<-o> flag.");
+L<mount(8)> I<-o> flag.
+
+If the C<options> parameter is an empty string, then
+no options are passed (all options default to whatever
+the filesystem uses).");
- ("mount_vfs", (RErr, [String "options"; String "vfstype"; String "device"; String "mountpoint"]), 75, [],
+ ("mount_vfs", (RErr, [String "options"; String "vfstype"; Device "device"; String "mountpoint"]), 75, [],
[],
"mount a guest disk with mount options and vfstype",
"\
to look at the file C<daemon/debug.c> in the libguestfs source
to find out what you can do.");
- ("lvremove", (RErr, [String "device"]), 77, [],
+ ("lvremove", (RErr, [Device "device"]), 77, [Optional "lvm2"],
[InitEmpty, Always, TestOutputList (
- [["sfdisk"; "/dev/sda"; "0"; "0"; "0"; ","];
+ [["part_disk"; "/dev/sda"; "mbr"];
["pvcreate"; "/dev/sda1"];
["vgcreate"; "VG"; "/dev/sda1"];
["lvcreate"; "LV1"; "VG"; "50"];
["lvremove"; "/dev/VG/LV1"];
["lvs"]], ["/dev/VG/LV2"]);
InitEmpty, Always, TestOutputList (
- [["sfdisk"; "/dev/sda"; "0"; "0"; "0"; ","];
+ [["part_disk"; "/dev/sda"; "mbr"];
["pvcreate"; "/dev/sda1"];
["vgcreate"; "VG"; "/dev/sda1"];
["lvcreate"; "LV1"; "VG"; "50"];
["lvremove"; "/dev/VG"];
["lvs"]], []);
InitEmpty, Always, TestOutputList (
- [["sfdisk"; "/dev/sda"; "0"; "0"; "0"; ","];
+ [["part_disk"; "/dev/sda"; "mbr"];
["pvcreate"; "/dev/sda1"];
["vgcreate"; "VG"; "/dev/sda1"];
["lvcreate"; "LV1"; "VG"; "50"];
You can also remove all LVs in a volume group by specifying
the VG name, C</dev/VG>.");
- ("vgremove", (RErr, [String "vgname"]), 78, [],
+ ("vgremove", (RErr, [String "vgname"]), 78, [Optional "lvm2"],
[InitEmpty, Always, TestOutputList (
- [["sfdisk"; "/dev/sda"; "0"; "0"; "0"; ","];
+ [["part_disk"; "/dev/sda"; "mbr"];
["pvcreate"; "/dev/sda1"];
["vgcreate"; "VG"; "/dev/sda1"];
["lvcreate"; "LV1"; "VG"; "50"];
["vgremove"; "VG"];
["lvs"]], []);
InitEmpty, Always, TestOutputList (
- [["sfdisk"; "/dev/sda"; "0"; "0"; "0"; ","];
+ [["part_disk"; "/dev/sda"; "mbr"];
["pvcreate"; "/dev/sda1"];
["vgcreate"; "VG"; "/dev/sda1"];
["lvcreate"; "LV1"; "VG"; "50"];
This also forcibly removes all logical volumes in the volume
group (if any).");
- ("pvremove", (RErr, [String "device"]), 79, [],
+ ("pvremove", (RErr, [Device "device"]), 79, [Optional "lvm2"],
[InitEmpty, Always, TestOutputListOfDevices (
- [["sfdisk"; "/dev/sda"; "0"; "0"; "0"; ","];
+ [["part_disk"; "/dev/sda"; "mbr"];
["pvcreate"; "/dev/sda1"];
["vgcreate"; "VG"; "/dev/sda1"];
["lvcreate"; "LV1"; "VG"; "50"];
["pvremove"; "/dev/sda1"];
["lvs"]], []);
InitEmpty, Always, TestOutputListOfDevices (
- [["sfdisk"; "/dev/sda"; "0"; "0"; "0"; ","];
+ [["part_disk"; "/dev/sda"; "mbr"];
["pvcreate"; "/dev/sda1"];
["vgcreate"; "VG"; "/dev/sda1"];
["lvcreate"; "LV1"; "VG"; "50"];
["pvremove"; "/dev/sda1"];
["vgs"]], []);
InitEmpty, Always, TestOutputListOfDevices (
- [["sfdisk"; "/dev/sda"; "0"; "0"; "0"; ","];
+ [["part_disk"; "/dev/sda"; "mbr"];
["pvcreate"; "/dev/sda1"];
["vgcreate"; "VG"; "/dev/sda1"];
["lvcreate"; "LV1"; "VG"; "50"];
wipe physical volumes that contain any volume groups, so you have
to remove those first.");
- ("set_e2label", (RErr, [String "device"; String "label"]), 80, [],
+ ("set_e2label", (RErr, [Device "device"; String "label"]), 80, [],
[InitBasicFS, Always, TestOutput (
[["set_e2label"; "/dev/sda1"; "testlabel"];
["get_e2label"; "/dev/sda1"]], "testlabel")],
You can use either C<guestfs_tune2fs_l> or C<guestfs_get_e2label>
to return the existing label on a filesystem.");
- ("get_e2label", (RString "label", [String "device"]), 81, [],
+ ("get_e2label", (RString "label", [Device "device"]), 81, [],
[],
"get the ext2/3/4 filesystem label",
"\
This returns the ext2/3/4 filesystem label of the filesystem on
C<device>.");
- ("set_e2uuid", (RErr, [String "device"; String "uuid"]), 82, [],
- [InitBasicFS, Always, TestOutput (
- [["set_e2uuid"; "/dev/sda1"; "a3a61220-882b-4f61-89f4-cf24dcc7297d"];
- ["get_e2uuid"; "/dev/sda1"]], "a3a61220-882b-4f61-89f4-cf24dcc7297d");
- InitBasicFS, Always, TestOutput (
- [["set_e2uuid"; "/dev/sda1"; "clear"];
- ["get_e2uuid"; "/dev/sda1"]], "");
- (* We can't predict what UUIDs will be, so just check the commands run. *)
- InitBasicFS, Always, TestRun (
- [["set_e2uuid"; "/dev/sda1"; "random"]]);
- InitBasicFS, Always, TestRun (
- [["set_e2uuid"; "/dev/sda1"; "time"]])],
+ ("set_e2uuid", (RErr, [Device "device"; String "uuid"]), 82, [],
+ (let uuid = uuidgen () in
+ [InitBasicFS, Always, TestOutput (
+ [["set_e2uuid"; "/dev/sda1"; uuid];
+ ["get_e2uuid"; "/dev/sda1"]], uuid);
+ InitBasicFS, Always, TestOutput (
+ [["set_e2uuid"; "/dev/sda1"; "clear"];
+ ["get_e2uuid"; "/dev/sda1"]], "");
+ (* We can't predict what UUIDs will be, so just check the commands run. *)
+ InitBasicFS, Always, TestRun (
+ [["set_e2uuid"; "/dev/sda1"; "random"]]);
+ InitBasicFS, Always, TestRun (
+ [["set_e2uuid"; "/dev/sda1"; "time"]])]),
"set the ext2/3/4 filesystem UUID",
"\
This sets the ext2/3/4 filesystem UUID of the filesystem on
You can use either C<guestfs_tune2fs_l> or C<guestfs_get_e2uuid>
to return the existing UUID of a filesystem.");
- ("get_e2uuid", (RString "uuid", [String "device"]), 83, [],
+ ("get_e2uuid", (RString "uuid", [Device "device"]), 83, [],
[],
"get the ext2/3/4 filesystem UUID",
"\
This returns the ext2/3/4 filesystem UUID of the filesystem on
C<device>.");
- ("fsck", (RInt "status", [String "fstype"; String "device"]), 84, [],
+ ("fsck", (RInt "status", [String "fstype"; Device "device"]), 84, [FishOutput FishOutputHexadecimal],
[InitBasicFS, Always, TestOutputInt (
[["umount"; "/dev/sda1"];
["fsck"; "ext2"; "/dev/sda1"]], 0);
This command is entirely equivalent to running C<fsck -a -t fstype device>.");
- ("zero", (RErr, [String "device"]), 85, [],
+ ("zero", (RErr, [Device "device"]), 85, [],
[InitBasicFS, Always, TestOutput (
[["umount"; "/dev/sda1"];
["zero"; "/dev/sda1"];
to securely wipe the device). It should be sufficient to remove
any partition tables, filesystem superblocks and so on.
-See also: C<guestfs_scrub_device>.");
+See also: C<guestfs_zero_device>, C<guestfs_scrub_device>.");
- ("grub_install", (RErr, [String "root"; String "device"]), 86, [],
- [InitBasicFS, Always, TestOutputTrue (
+ ("grub_install", (RErr, [Pathname "root"; Device "device"]), 86, [],
+ (* Test disabled because grub-install incompatible with virtio-blk driver.
+ * See also: https://bugzilla.redhat.com/show_bug.cgi?id=479760
+ *)
+ [InitBasicFS, Disabled, TestOutputTrue (
[["grub_install"; "/"; "/dev/sda1"];
["is_dir"; "/boot"]])],
"install GRUB",
This command installs GRUB (the Grand Unified Bootloader) on
C<device>, with the root directory being C<root>.");
- ("cp", (RErr, [String "src"; String "dest"]), 87, [],
+ ("cp", (RErr, [Pathname "src"; Pathname "dest"]), 87, [],
[InitBasicFS, Always, TestOutput (
[["write_file"; "/old"; "file content"; "0"];
["cp"; "/old"; "/new"];
This copies a file from C<src> to C<dest> where C<dest> is
either a destination filename or destination directory.");
- ("cp_a", (RErr, [String "src"; String "dest"]), 88, [],
+ ("cp_a", (RErr, [Pathname "src"; Pathname "dest"]), 88, [],
[InitBasicFS, Always, TestOutput (
[["mkdir"; "/olddir"];
["mkdir"; "/newdir"];
This copies a file or directory from C<src> to C<dest>
recursively using the C<cp -a> command.");
- ("mv", (RErr, [String "src"; String "dest"]), 89, [],
+ ("mv", (RErr, [Pathname "src"; Pathname "dest"]), 89, [],
[InitBasicFS, Always, TestOutput (
[["write_file"; "/old"; "file content"; "0"];
["mv"; "/old"; "/new"];
daemon responds to the ping message, without affecting the daemon
or attached block device(s) in any other way.");
- ("equal", (RBool "equality", [String "file1"; String "file2"]), 93, [],
+ ("equal", (RBool "equality", [Pathname "file1"; Pathname "file2"]), 93, [],
[InitBasicFS, Always, TestOutputTrue (
[["write_file"; "/file1"; "contents of a file"; "0"];
["cp"; "/file1"; "/file2"];
The external L<cmp(1)> program is used for the comparison.");
- ("strings", (RStringList "stringsout", [String "path"]), 94, [ProtocolLimitWarning],
- [InitBasicFS, Always, TestOutputList (
- [["write_file"; "/new"; "hello\nworld\n"; "0"];
- ["strings"; "/new"]], ["hello"; "world"]);
- InitBasicFS, Always, TestOutputList (
- [["touch"; "/new"];
- ["strings"; "/new"]], [])],
+ ("strings", (RStringList "stringsout", [Pathname "path"]), 94, [ProtocolLimitWarning],
+ [InitISOFS, Always, TestOutputList (
+ [["strings"; "/known-5"]], ["abcdefghi"; "jklmnopqr"]);
+ InitISOFS, Always, TestOutputList (
+ [["strings"; "/empty"]], []);
+ (* Test for RHBZ#579608, absolute symbolic links. *)
+ InitISOFS, Always, TestRun (
+ [["strings"; "/abssymlink"]])],
"print the printable strings in a file",
"\
This runs the L<strings(1)> command on a file and returns
the list of printable strings found.");
- ("strings_e", (RStringList "stringsout", [String "encoding"; String "path"]), 95, [ProtocolLimitWarning],
- [InitBasicFS, Always, TestOutputList (
- [["write_file"; "/new"; "hello\nworld\n"; "0"];
- ["strings_e"; "b"; "/new"]], []);
+ ("strings_e", (RStringList "stringsout", [String "encoding"; Pathname "path"]), 95, [ProtocolLimitWarning],
+ [InitISOFS, Always, TestOutputList (
+ [["strings_e"; "b"; "/known-5"]], []);
InitBasicFS, Disabled, TestOutputList (
[["write_file"; "/new"; "\000h\000e\000l\000l\000o\000\n\000w\000o\000r\000l\000d\000\n"; "24"];
["strings_e"; "b"; "/new"]], ["hello"; "world"])],
"print the printable strings in a file",
"\
This is like the C<guestfs_strings> command, but allows you to
-specify the encoding.
+specify the encoding of strings that are looked for in
+the source file C<path>.
+
+Allowed encodings are:
+
+=over 4
-See the L<strings(1)> manpage for the full list of encodings.
+=item s
-Commonly useful encodings are C<l> (lower case L) which will
-show strings inside Windows/x86 files.
+Single 7-bit-byte characters like ASCII and the ASCII-compatible
+parts of ISO-8859-X (this is what C<guestfs_strings> uses).
+
+=item S
+
+Single 8-bit-byte characters.
+
+=item b
+
+16-bit big endian strings such as those encoded in
+UTF-16BE or UCS-2BE.
+
+=item l (lower case letter L)
+
+16-bit little endian such as UTF-16LE and UCS-2LE.
+This is useful for examining binaries in Windows guests.
+
+=item B
+
+32-bit big endian such as UCS-4BE.
+
+=item L
+
+32-bit little endian such as UCS-4LE.
+
+=back
The returned strings are transcoded to UTF-8.");
- ("hexdump", (RString "dump", [String "path"]), 96, [ProtocolLimitWarning],
- [InitBasicFS, Always, TestOutput (
- [["write_file"; "/new"; "hello\nworld\n"; "12"];
- ["hexdump"; "/new"]], "00000000 68 65 6c 6c 6f 0a 77 6f 72 6c 64 0a |hello.world.|\n0000000c\n");
+ ("hexdump", (RString "dump", [Pathname "path"]), 96, [ProtocolLimitWarning],
+ [InitISOFS, Always, TestOutput (
+ [["hexdump"; "/known-4"]], "00000000 61 62 63 0a 64 65 66 0a 67 68 69 |abc.def.ghi|\n0000000b\n");
(* Test for RHBZ#501888c2 regression which caused large hexdump
* commands to segfault.
*)
- InitBasicFS, Always, TestRun (
- [["mount_vfs"; "ro"; "squashfs"; "/dev/sdd"; "/"];
- ["hexdump"; "/100krandom"]])],
+ InitISOFS, Always, TestRun (
+ [["hexdump"; "/100krandom"]]);
+ (* Test for RHBZ#579608, absolute symbolic links. *)
+ InitISOFS, Always, TestRun (
+ [["hexdump"; "/abssymlink"]])],
"dump a file in hexadecimal",
"\
This runs C<hexdump -C> on the given C<path>. The result is
the human-readable, canonical hex dump of the file.");
- ("zerofree", (RErr, [String "device"]), 97, [],
+ ("zerofree", (RErr, [Device "device"]), 97, [Optional "zerofree"],
[InitNone, Always, TestOutput (
- [["sfdisk"; "/dev/sda"; "0"; "0"; "0"; ","];
+ [["part_disk"; "/dev/sda"; "mbr"];
["mkfs"; "ext3"; "/dev/sda1"];
- ["mount"; "/dev/sda1"; "/"];
+ ["mount_options"; ""; "/dev/sda1"; "/"];
["write_file"; "/new"; "test file"; "0"];
["umount"; "/dev/sda1"];
["zerofree"; "/dev/sda1"];
- ["mount"; "/dev/sda1"; "/"];
+ ["mount_options"; ""; "/dev/sda1"; "/"];
["cat"; "/new"]], "test file")],
"zero unused inodes and disk blocks on ext2/3 filesystem",
"\
It is possible that using this program can damage the filesystem
or data on the filesystem.");
- ("pvresize", (RErr, [String "device"]), 98, [],
+ ("pvresize", (RErr, [Device "device"]), 98, [Optional "lvm2"],
[],
"resize an LVM physical volume",
"\
This resizes (expands or shrinks) an existing LVM physical
volume to match the new size of the underlying device.");
- ("sfdisk_N", (RErr, [String "device"; Int "partnum";
- Int "cyls"; Int "heads"; Int "sectors";
- String "line"]), 99, [DangerWillRobinson],
+ ("sfdisk_N", (RErr, [Device "device"; Int "partnum";
+ Int "cyls"; Int "heads"; Int "sectors";
+ String "line"]), 99, [DangerWillRobinson],
[],
"modify a single partition on a block device",
"\
partition C<n> (note: C<n> counts from 1).
For other parameters, see C<guestfs_sfdisk>. You should usually
-pass C<0> for the cyls/heads/sectors parameters.");
+pass C<0> for the cyls/heads/sectors parameters.
+
+See also: C<guestfs_part_add>");
- ("sfdisk_l", (RString "partitions", [String "device"]), 100, [],
+ ("sfdisk_l", (RString "partitions", [Device "device"]), 100, [],
[],
"display the partition table",
"\
This displays the partition table on C<device>, in the
human-readable output of the L<sfdisk(8)> command. It is
-not intended to be parsed.");
+not intended to be parsed.
- ("sfdisk_kernel_geometry", (RString "partitions", [String "device"]), 101, [],
+See also: C<guestfs_part_list>");
+
+ ("sfdisk_kernel_geometry", (RString "partitions", [Device "device"]), 101, [],
[],
"display the kernel geometry",
"\
The result is in human-readable format, and not designed to
be parsed.");
- ("sfdisk_disk_geometry", (RString "partitions", [String "device"]), 102, [],
+ ("sfdisk_disk_geometry", (RString "partitions", [Device "device"]), 102, [],
[],
"display the disk geometry from the partition table",
"\
The result is in human-readable format, and not designed to
be parsed.");
- ("vg_activate_all", (RErr, [Bool "activate"]), 103, [],
+ ("vg_activate_all", (RErr, [Bool "activate"]), 103, [Optional "lvm2"],
[],
"activate or deactivate all volume groups",
"\
This command is the same as running C<vgchange -a y|n>");
- ("vg_activate", (RErr, [Bool "activate"; StringList "volgroups"]), 104, [],
+ ("vg_activate", (RErr, [Bool "activate"; StringList "volgroups"]), 104, [Optional "lvm2"],
[],
"activate or deactivate some volume groups",
"\
Note that if C<volgroups> is an empty list then B<all> volume groups
are activated or deactivated.");
- ("lvresize", (RErr, [String "device"; Int "mbytes"]), 105, [],
+ ("lvresize", (RErr, [Device "device"; Int "mbytes"]), 105, [Optional "lvm2"],
[InitNone, Always, TestOutput (
- [["sfdisk"; "/dev/sda"; "0"; "0"; "0"; ","];
- ["pvcreate"; "/dev/sda1"];
- ["vgcreate"; "VG"; "/dev/sda1"];
- ["lvcreate"; "LV"; "VG"; "10"];
- ["mkfs"; "ext2"; "/dev/VG/LV"];
- ["mount"; "/dev/VG/LV"; "/"];
- ["write_file"; "/new"; "test content"; "0"];
- ["umount"; "/"];
- ["lvresize"; "/dev/VG/LV"; "20"];
- ["e2fsck_f"; "/dev/VG/LV"];
- ["resize2fs"; "/dev/VG/LV"];
- ["mount"; "/dev/VG/LV"; "/"];
- ["cat"; "/new"]], "test content")],
+ [["part_disk"; "/dev/sda"; "mbr"];
+ ["pvcreate"; "/dev/sda1"];
+ ["vgcreate"; "VG"; "/dev/sda1"];
+ ["lvcreate"; "LV"; "VG"; "10"];
+ ["mkfs"; "ext2"; "/dev/VG/LV"];
+ ["mount_options"; ""; "/dev/VG/LV"; "/"];
+ ["write_file"; "/new"; "test content"; "0"];
+ ["umount"; "/"];
+ ["lvresize"; "/dev/VG/LV"; "20"];
+ ["e2fsck_f"; "/dev/VG/LV"];
+ ["resize2fs"; "/dev/VG/LV"];
+ ["mount_options"; ""; "/dev/VG/LV"; "/"];
+ ["cat"; "/new"]], "test content");
+ InitNone, Always, TestRun (
+ (* Make an LV smaller to test RHBZ#587484. *)
+ [["part_disk"; "/dev/sda"; "mbr"];
+ ["pvcreate"; "/dev/sda1"];
+ ["vgcreate"; "VG"; "/dev/sda1"];
+ ["lvcreate"; "LV"; "VG"; "20"];
+ ["lvresize"; "/dev/VG/LV"; "10"]])],
"resize an LVM logical volume",
"\
This resizes (expands or shrinks) an existing LVM logical
volume to C<mbytes>. When reducing, data in the reduced part
is lost.");
- ("resize2fs", (RErr, [String "device"]), 106, [],
+ ("resize2fs", (RErr, [Device "device"]), 106, [],
[], (* lvresize tests this *)
"resize an ext2/ext3 filesystem",
"\
In any case, it is always safe to call C<guestfs_e2fsck_f> before
calling this function.");
- ("find", (RStringList "names", [String "directory"]), 107, [],
+ ("find", (RStringList "names", [Pathname "directory"]), 107, [ProtocolLimitWarning],
[InitBasicFS, Always, TestOutputList (
[["find"; "/"]], ["lost+found"]);
InitBasicFS, Always, TestOutputList (
If C<directory> is not a directory, then this command returns
an error.
-The returned list is sorted.");
+The returned list is sorted.
- ("e2fsck_f", (RErr, [String "device"]), 108, [],
+See also C<guestfs_find0>.");
+
+ ("e2fsck_f", (RErr, [Device "device"]), 108, [],
[], (* lvresize tests this *)
"check an ext2/ext3 filesystem",
"\
("sleep", (RErr, [Int "secs"]), 109, [],
[InitNone, Always, TestRun (
- [["sleep"; "1"]])],
+ [["sleep"; "1"]])],
"sleep for some seconds",
"\
Sleep for C<secs> seconds.");
- ("ntfs_3g_probe", (RInt "status", [Bool "rw"; String "device"]), 110, [],
+ ("ntfs_3g_probe", (RInt "status", [Bool "rw"; Device "device"]), 110, [Optional "ntfs3g"],
[InitNone, Always, TestOutputInt (
- [["sfdisk"; "/dev/sda"; "0"; "0"; "0"; ","];
+ [["part_disk"; "/dev/sda"; "mbr"];
["mkfs"; "ntfs"; "/dev/sda1"];
["ntfs_3g_probe"; "true"; "/dev/sda1"]], 0);
InitNone, Always, TestOutputInt (
- [["sfdisk"; "/dev/sda"; "0"; "0"; "0"; ","];
+ [["part_disk"; "/dev/sda"; "mbr"];
["mkfs"; "ext2"; "/dev/sda1"];
["ntfs_3g_probe"; "true"; "/dev/sda1"]], 12)],
"probe NTFS volume",
See also: C<guestfs_command_lines>");
- ("glob_expand", (RStringList "paths", [String "pattern"]), 113, [],
+ ("glob_expand", (RStringList "paths", [Pathname "pattern"]), 113, [],
+ (* Use Pathname here, and hence ABS_PATH (pattern,... in generated
+ * code in stubs.c, since all valid glob patterns must start with "/".
+ * There is no concept of "cwd" in libguestfs, hence no "."-relative names.
+ *)
[InitBasicFS, Always, TestOutputList (
[["mkdir_p"; "/a/b/c"];
["touch"; "/a/b/c/d"];
with flags C<GLOB_MARK|GLOB_BRACE>.
See that manual page for more details.");
- ("scrub_device", (RErr, [String "device"]), 114, [DangerWillRobinson],
+ ("scrub_device", (RErr, [Device "device"]), 114, [DangerWillRobinson; Optional "scrub"],
[InitNone, Always, TestRun ( (* use /dev/sdc because it's smaller *)
[["scrub_device"; "/dev/sdc"]])],
"scrub (securely wipe) a device",
It is an interface to the L<scrub(1)> program. See that
manual page for more details.");
- ("scrub_file", (RErr, [String "file"]), 115, [],
+ ("scrub_file", (RErr, [Pathname "file"]), 115, [Optional "scrub"],
[InitBasicFS, Always, TestRun (
[["write_file"; "/file"; "content"; "0"];
["scrub_file"; "/file"]])],
It is an interface to the L<scrub(1)> program. See that
manual page for more details.");
- ("scrub_freespace", (RErr, [String "dir"]), 116, [],
+ ("scrub_freespace", (RErr, [Pathname "dir"]), 116, [Optional "scrub"],
[], (* XXX needs testing *)
"scrub (securely wipe) free space",
"\
It is an interface to the L<scrub(1)> program. See that
manual page for more details.");
- ("mkdtemp", (RString "dir", [String "template"]), 117, [],
+ ("mkdtemp", (RString "dir", [Pathname "template"]), 117, [],
[InitBasicFS, Always, TestRun (
[["mkdir"; "/tmp"];
["mkdtemp"; "/tmp/tmpXXXXXX"]])],
See also: L<mkdtemp(3)>");
- ("wc_l", (RInt "lines", [String "path"]), 118, [],
- [InitBasicFS, Always, TestOutputInt (
- [["mount_vfs"; "ro"; "squashfs"; "/dev/sdd"; "/"];
- ["wc_l"; "/10klines"]], 10000)],
+ ("wc_l", (RInt "lines", [Pathname "path"]), 118, [],
+ [InitISOFS, Always, TestOutputInt (
+ [["wc_l"; "/10klines"]], 10000);
+ (* Test for RHBZ#579608, absolute symbolic links. *)
+ InitISOFS, Always, TestOutputInt (
+ [["wc_l"; "/abssymlink"]], 10000)],
"count lines in a file",
"\
This command counts the lines in a file, using the
C<wc -l> external command.");
- ("wc_w", (RInt "words", [String "path"]), 119, [],
- [InitBasicFS, Always, TestOutputInt (
- [["mount_vfs"; "ro"; "squashfs"; "/dev/sdd"; "/"];
- ["wc_w"; "/10klines"]], 10000)],
+ ("wc_w", (RInt "words", [Pathname "path"]), 119, [],
+ [InitISOFS, Always, TestOutputInt (
+ [["wc_w"; "/10klines"]], 10000)],
"count words in a file",
"\
This command counts the words in a file, using the
C<wc -w> external command.");
- ("wc_c", (RInt "chars", [String "path"]), 120, [],
- [InitBasicFS, Always, TestOutputInt (
- [["mount_vfs"; "ro"; "squashfs"; "/dev/sdd"; "/"];
- ["wc_c"; "/100kallspaces"]], 102400)],
+ ("wc_c", (RInt "chars", [Pathname "path"]), 120, [],
+ [InitISOFS, Always, TestOutputInt (
+ [["wc_c"; "/100kallspaces"]], 102400)],
"count characters in a file",
"\
This command counts the characters in a file, using the
C<wc -c> external command.");
-]
+ ("head", (RStringList "lines", [Pathname "path"]), 121, [ProtocolLimitWarning],
+ [InitISOFS, Always, TestOutputList (
+ [["head"; "/10klines"]], ["0abcdefghijklmnopqrstuvwxyz";"1abcdefghijklmnopqrstuvwxyz";"2abcdefghijklmnopqrstuvwxyz";"3abcdefghijklmnopqrstuvwxyz";"4abcdefghijklmnopqrstuvwxyz";"5abcdefghijklmnopqrstuvwxyz";"6abcdefghijklmnopqrstuvwxyz";"7abcdefghijklmnopqrstuvwxyz";"8abcdefghijklmnopqrstuvwxyz";"9abcdefghijklmnopqrstuvwxyz"]);
+ (* Test for RHBZ#579608, absolute symbolic links. *)
+ InitISOFS, Always, TestOutputList (
+ [["head"; "/abssymlink"]], ["0abcdefghijklmnopqrstuvwxyz";"1abcdefghijklmnopqrstuvwxyz";"2abcdefghijklmnopqrstuvwxyz";"3abcdefghijklmnopqrstuvwxyz";"4abcdefghijklmnopqrstuvwxyz";"5abcdefghijklmnopqrstuvwxyz";"6abcdefghijklmnopqrstuvwxyz";"7abcdefghijklmnopqrstuvwxyz";"8abcdefghijklmnopqrstuvwxyz";"9abcdefghijklmnopqrstuvwxyz"])],
+ "return first 10 lines of a file",
+ "\
+This command returns up to the first 10 lines of a file as
+a list of strings.");
-let all_functions = non_daemon_functions @ daemon_functions
+ ("head_n", (RStringList "lines", [Int "nrlines"; Pathname "path"]), 122, [ProtocolLimitWarning],
+ [InitISOFS, Always, TestOutputList (
+ [["head_n"; "3"; "/10klines"]], ["0abcdefghijklmnopqrstuvwxyz";"1abcdefghijklmnopqrstuvwxyz";"2abcdefghijklmnopqrstuvwxyz"]);
+ InitISOFS, Always, TestOutputList (
+ [["head_n"; "-9997"; "/10klines"]], ["0abcdefghijklmnopqrstuvwxyz";"1abcdefghijklmnopqrstuvwxyz";"2abcdefghijklmnopqrstuvwxyz"]);
+ InitISOFS, Always, TestOutputList (
+ [["head_n"; "0"; "/10klines"]], [])],
+ "return first N lines of a file",
+ "\
+If the parameter C<nrlines> is a positive number, this returns the first
+C<nrlines> lines of the file C<path>.
-(* In some places we want the functions to be displayed sorted
- * alphabetically, so this is useful:
- *)
-let all_functions_sorted =
- List.sort (fun (n1,_,_,_,_,_,_) (n2,_,_,_,_,_,_) ->
- compare n1 n2) all_functions
-
-(* Column names and types from LVM PVs/VGs/LVs. *)
-let pv_cols = [
- "pv_name", `String;
- "pv_uuid", `UUID;
- "pv_fmt", `String;
- "pv_size", `Bytes;
- "dev_size", `Bytes;
- "pv_free", `Bytes;
- "pv_used", `Bytes;
- "pv_attr", `String (* XXX *);
- "pv_pe_count", `Int;
- "pv_pe_alloc_count", `Int;
- "pv_tags", `String;
- "pe_start", `Bytes;
- "pv_mda_count", `Int;
- "pv_mda_free", `Bytes;
-(* Not in Fedora 10:
- "pv_mda_size", `Bytes;
-*)
-]
-let vg_cols = [
- "vg_name", `String;
- "vg_uuid", `UUID;
- "vg_fmt", `String;
- "vg_attr", `String (* XXX *);
- "vg_size", `Bytes;
- "vg_free", `Bytes;
- "vg_sysid", `String;
- "vg_extent_size", `Bytes;
- "vg_extent_count", `Int;
- "vg_free_count", `Int;
- "max_lv", `Int;
- "max_pv", `Int;
- "pv_count", `Int;
- "lv_count", `Int;
- "snap_count", `Int;
- "vg_seqno", `Int;
- "vg_tags", `String;
- "vg_mda_count", `Int;
- "vg_mda_free", `Bytes;
-(* Not in Fedora 10:
- "vg_mda_size", `Bytes;
-*)
-]
-let lv_cols = [
- "lv_name", `String;
- "lv_uuid", `UUID;
- "lv_attr", `String (* XXX *);
- "lv_major", `Int;
- "lv_minor", `Int;
- "lv_kernel_major", `Int;
- "lv_kernel_minor", `Int;
- "lv_size", `Bytes;
- "seg_count", `Int;
- "origin", `String;
- "snap_percent", `OptPercent;
- "copy_percent", `OptPercent;
- "move_pv", `String;
- "lv_tags", `String;
- "mirror_log", `String;
- "modules", `String;
-]
+If the parameter C<nrlines> is a negative number, this returns lines
+from the file C<path>, excluding the last C<nrlines> lines.
-(* Column names and types from stat structures.
- * NB. Can't use things like 'st_atime' because glibc header files
- * define some of these as macros. Ugh.
- *)
-let stat_cols = [
- "dev", `Int;
- "ino", `Int;
- "mode", `Int;
- "nlink", `Int;
- "uid", `Int;
- "gid", `Int;
- "rdev", `Int;
- "size", `Int;
- "blksize", `Int;
- "blocks", `Int;
- "atime", `Int;
- "mtime", `Int;
- "ctime", `Int;
-]
-let statvfs_cols = [
- "bsize", `Int;
- "frsize", `Int;
- "blocks", `Int;
- "bfree", `Int;
- "bavail", `Int;
- "files", `Int;
- "ffree", `Int;
- "favail", `Int;
- "fsid", `Int;
- "flag", `Int;
- "namemax", `Int;
-]
+If the parameter C<nrlines> is zero, this returns an empty list.");
-(* Used for testing language bindings. *)
-type callt =
- | CallString of string
- | CallOptString of string option
- | CallStringList of string list
- | CallInt of int
- | CallBool of bool
+ ("tail", (RStringList "lines", [Pathname "path"]), 123, [ProtocolLimitWarning],
+ [InitISOFS, Always, TestOutputList (
+ [["tail"; "/10klines"]], ["9990abcdefghijklmnopqrstuvwxyz";"9991abcdefghijklmnopqrstuvwxyz";"9992abcdefghijklmnopqrstuvwxyz";"9993abcdefghijklmnopqrstuvwxyz";"9994abcdefghijklmnopqrstuvwxyz";"9995abcdefghijklmnopqrstuvwxyz";"9996abcdefghijklmnopqrstuvwxyz";"9997abcdefghijklmnopqrstuvwxyz";"9998abcdefghijklmnopqrstuvwxyz";"9999abcdefghijklmnopqrstuvwxyz"])],
+ "return last 10 lines of a file",
+ "\
+This command returns up to the last 10 lines of a file as
+a list of strings.");
-(* Useful functions.
- * Note we don't want to use any external OCaml libraries which
- * makes this a bit harder than it should be.
- *)
-let failwithf fs = ksprintf failwith fs
+ ("tail_n", (RStringList "lines", [Int "nrlines"; Pathname "path"]), 124, [ProtocolLimitWarning],
+ [InitISOFS, Always, TestOutputList (
+ [["tail_n"; "3"; "/10klines"]], ["9997abcdefghijklmnopqrstuvwxyz";"9998abcdefghijklmnopqrstuvwxyz";"9999abcdefghijklmnopqrstuvwxyz"]);
+ InitISOFS, Always, TestOutputList (
+ [["tail_n"; "-9998"; "/10klines"]], ["9997abcdefghijklmnopqrstuvwxyz";"9998abcdefghijklmnopqrstuvwxyz";"9999abcdefghijklmnopqrstuvwxyz"]);
+ InitISOFS, Always, TestOutputList (
+ [["tail_n"; "0"; "/10klines"]], [])],
+ "return last N lines of a file",
+ "\
+If the parameter C<nrlines> is a positive number, this returns the last
+C<nrlines> lines of the file C<path>.
-let replace_char s c1 c2 =
- let s2 = String.copy s in
- let r = ref false in
- for i = 0 to String.length s2 - 1 do
- if String.unsafe_get s2 i = c1 then (
- String.unsafe_set s2 i c2;
- r := true
+If the parameter C<nrlines> is a negative number, this returns lines
+from the file C<path>, starting with the C<-nrlines>th line.
+
+If the parameter C<nrlines> is zero, this returns an empty list.");
+
+ ("df", (RString "output", []), 125, [],
+ [], (* XXX Tricky to test because it depends on the exact format
+ * of the 'df' command and other imponderables.
+ *)
+ "report file system disk space usage",
+ "\
+This command runs the C<df> command to report disk space used.
+
+This command is mostly useful for interactive sessions. It
+is I<not> intended that you try to parse the output string.
+Use C<statvfs> from programs.");
+
+ ("df_h", (RString "output", []), 126, [],
+ [], (* XXX Tricky to test because it depends on the exact format
+ * of the 'df' command and other imponderables.
+ *)
+ "report file system disk space usage (human readable)",
+ "\
+This command runs the C<df -h> command to report disk space used
+in human-readable format.
+
+This command is mostly useful for interactive sessions. It
+is I<not> intended that you try to parse the output string.
+Use C<statvfs> from programs.");
+
+ ("du", (RInt64 "sizekb", [Pathname "path"]), 127, [],
+ [InitISOFS, Always, TestOutputInt (
+ [["du"; "/directory"]], 2 (* ISO fs blocksize is 2K *))],
+ "estimate file space usage",
+ "\
+This command runs the C<du -s> command to estimate file space
+usage for C<path>.
+
+C<path> can be a file or a directory. If C<path> is a directory
+then the estimate includes the contents of the directory and all
+subdirectories (recursively).
+
+The result is the estimated size in I<kilobytes>
+(ie. units of 1024 bytes).");
+
+ ("initrd_list", (RStringList "filenames", [Pathname "path"]), 128, [],
+ [InitISOFS, Always, TestOutputList (
+ [["initrd_list"; "/initrd"]], ["empty";"known-1";"known-2";"known-3";"known-4"; "known-5"])],
+ "list files in an initrd",
+ "\
+This command lists out files contained in an initrd.
+
+The files are listed without any initial C</> character. The
+files are listed in the order they appear (not necessarily
+alphabetical). Directory names are listed as separate items.
+
+Old Linux kernels (2.4 and earlier) used a compressed ext2
+filesystem as initrd. We I<only> support the newer initramfs
+format (compressed cpio files).");
+
+ ("mount_loop", (RErr, [Pathname "file"; Pathname "mountpoint"]), 129, [],
+ [],
+ "mount a file using the loop device",
+ "\
+This command lets you mount C<file> (a filesystem image
+in a file) on a mount point. It is entirely equivalent to
+the command C<mount -o loop file mountpoint>.");
+
+ ("mkswap", (RErr, [Device "device"]), 130, [],
+ [InitEmpty, Always, TestRun (
+ [["part_disk"; "/dev/sda"; "mbr"];
+ ["mkswap"; "/dev/sda1"]])],
+ "create a swap partition",
+ "\
+Create a swap partition on C<device>.");
+
+ ("mkswap_L", (RErr, [String "label"; Device "device"]), 131, [],
+ [InitEmpty, Always, TestRun (
+ [["part_disk"; "/dev/sda"; "mbr"];
+ ["mkswap_L"; "hello"; "/dev/sda1"]])],
+ "create a swap partition with a label",
+ "\
+Create a swap partition on C<device> with label C<label>.
+
+Note that you cannot attach a swap label to a block device
+(eg. C</dev/sda>), just to a partition. This appears to be
+a limitation of the kernel or swap tools.");
+
+ ("mkswap_U", (RErr, [String "uuid"; Device "device"]), 132, [Optional "linuxfsuuid"],
+ (let uuid = uuidgen () in
+ [InitEmpty, Always, TestRun (
+ [["part_disk"; "/dev/sda"; "mbr"];
+ ["mkswap_U"; uuid; "/dev/sda1"]])]),
+ "create a swap partition with an explicit UUID",
+ "\
+Create a swap partition on C<device> with UUID C<uuid>.");
+
+ ("mknod", (RErr, [Int "mode"; Int "devmajor"; Int "devminor"; Pathname "path"]), 133, [Optional "mknod"],
+ [InitBasicFS, Always, TestOutputStruct (
+ [["mknod"; "0o10777"; "0"; "0"; "/node"];
+ (* NB: default umask 022 means 0777 -> 0755 in these tests *)
+ ["stat"; "/node"]], [CompareWithInt ("mode", 0o10755)]);
+ InitBasicFS, Always, TestOutputStruct (
+ [["mknod"; "0o60777"; "66"; "99"; "/node"];
+ ["stat"; "/node"]], [CompareWithInt ("mode", 0o60755)])],
+ "make block, character or FIFO devices",
+ "\
+This call creates block or character special devices, or
+named pipes (FIFOs).
+
+The C<mode> parameter should be the mode, using the standard
+constants. C<devmajor> and C<devminor> are the
+device major and minor numbers, only used when creating block
+and character special devices.
+
+Note that, just like L<mknod(2)>, the mode must be bitwise
+OR'd with S_IFBLK, S_IFCHR, S_IFIFO or S_IFSOCK (otherwise this call
+just creates a regular file). These constants are
+available in the standard Linux header files, or you can use
+C<guestfs_mknod_b>, C<guestfs_mknod_c> or C<guestfs_mkfifo>
+which are wrappers around this command which bitwise OR
+in the appropriate constant for you.
+
+The mode actually set is affected by the umask.");
+
+ ("mkfifo", (RErr, [Int "mode"; Pathname "path"]), 134, [Optional "mknod"],
+ [InitBasicFS, Always, TestOutputStruct (
+ [["mkfifo"; "0o777"; "/node"];
+ ["stat"; "/node"]], [CompareWithInt ("mode", 0o10755)])],
+ "make FIFO (named pipe)",
+ "\
+This call creates a FIFO (named pipe) called C<path> with
+mode C<mode>. It is just a convenient wrapper around
+C<guestfs_mknod>.
+
+The mode actually set is affected by the umask.");
+
+ ("mknod_b", (RErr, [Int "mode"; Int "devmajor"; Int "devminor"; Pathname "path"]), 135, [Optional "mknod"],
+ [InitBasicFS, Always, TestOutputStruct (
+ [["mknod_b"; "0o777"; "99"; "66"; "/node"];
+ ["stat"; "/node"]], [CompareWithInt ("mode", 0o60755)])],
+ "make block device node",
+ "\
+This call creates a block device node called C<path> with
+mode C<mode> and device major/minor C<devmajor> and C<devminor>.
+It is just a convenient wrapper around C<guestfs_mknod>.
+
+The mode actually set is affected by the umask.");
+
+ ("mknod_c", (RErr, [Int "mode"; Int "devmajor"; Int "devminor"; Pathname "path"]), 136, [Optional "mknod"],
+ [InitBasicFS, Always, TestOutputStruct (
+ [["mknod_c"; "0o777"; "99"; "66"; "/node"];
+ ["stat"; "/node"]], [CompareWithInt ("mode", 0o20755)])],
+ "make char device node",
+ "\
+This call creates a char device node called C<path> with
+mode C<mode> and device major/minor C<devmajor> and C<devminor>.
+It is just a convenient wrapper around C<guestfs_mknod>.
+
+The mode actually set is affected by the umask.");
+
+ ("umask", (RInt "oldmask", [Int "mask"]), 137, [FishOutput FishOutputOctal],
+ [InitEmpty, Always, TestOutputInt (
+ [["umask"; "0o22"]], 0o22)],
+ "set file mode creation mask (umask)",
+ "\
+This function sets the mask used for creating new files and
+device nodes to C<mask & 0777>.
+
+Typical umask values would be C<022> which creates new files
+with permissions like \"-rw-r--r--\" or \"-rwxr-xr-x\", and
+C<002> which creates new files with permissions like
+\"-rw-rw-r--\" or \"-rwxrwxr-x\".
+
+The default umask is C<022>. This is important because it
+means that directories and device nodes will be created with
+C<0644> or C<0755> mode even if you specify C<0777>.
+
+See also C<guestfs_get_umask>,
+L<umask(2)>, C<guestfs_mknod>, C<guestfs_mkdir>.
+
+This call returns the previous umask.");
+
+ ("readdir", (RStructList ("entries", "dirent"), [Pathname "dir"]), 138, [],
+ [],
+ "read directories entries",
+ "\
+This returns the list of directory entries in directory C<dir>.
+
+All entries in the directory are returned, including C<.> and
+C<..>. The entries are I<not> sorted, but returned in the same
+order as the underlying filesystem.
+
+Also this call returns basic file type information about each
+file. The C<ftyp> field will contain one of the following characters:
+
+=over 4
+
+=item 'b'
+
+Block special
+
+=item 'c'
+
+Char special
+
+=item 'd'
+
+Directory
+
+=item 'f'
+
+FIFO (named pipe)
+
+=item 'l'
+
+Symbolic link
+
+=item 'r'
+
+Regular file
+
+=item 's'
+
+Socket
+
+=item 'u'
+
+Unknown file type
+
+=item '?'
+
+The L<readdir(3)> returned a C<d_type> field with an
+unexpected value
+
+=back
+
+This function is primarily intended for use by programs. To
+get a simple list of names, use C<guestfs_ls>. To get a printable
+directory for human consumption, use C<guestfs_ll>.");
+
+ ("sfdiskM", (RErr, [Device "device"; StringList "lines"]), 139, [DangerWillRobinson],
+ [],
+ "create partitions on a block device",
+ "\
+This is a simplified interface to the C<guestfs_sfdisk>
+command, where partition sizes are specified in megabytes
+only (rounded to the nearest cylinder) and you don't need
+to specify the cyls, heads and sectors parameters which
+were rarely if ever used anyway.
+
+See also: C<guestfs_sfdisk>, the L<sfdisk(8)> manpage
+and C<guestfs_part_disk>");
+
+ ("zfile", (RString "description", [String "meth"; Pathname "path"]), 140, [DeprecatedBy "file"],
+ [],
+ "determine file type inside a compressed file",
+ "\
+This command runs C<file> after first decompressing C<path>
+using C<method>.
+
+C<method> must be one of C<gzip>, C<compress> or C<bzip2>.
+
+Since 1.0.63, use C<guestfs_file> instead which can now
+process compressed files.");
+
+ ("getxattrs", (RStructList ("xattrs", "xattr"), [Pathname "path"]), 141, [Optional "linuxxattrs"],
+ [],
+ "list extended attributes of a file or directory",
+ "\
+This call lists the extended attributes of the file or directory
+C<path>.
+
+At the system call level, this is a combination of the
+L<listxattr(2)> and L<getxattr(2)> calls.
+
+See also: C<guestfs_lgetxattrs>, L<attr(5)>.");
+
+ ("lgetxattrs", (RStructList ("xattrs", "xattr"), [Pathname "path"]), 142, [Optional "linuxxattrs"],
+ [],
+ "list extended attributes of a file or directory",
+ "\
+This is the same as C<guestfs_getxattrs>, but if C<path>
+is a symbolic link, then it returns the extended attributes
+of the link itself.");
+
+ ("setxattr", (RErr, [String "xattr";
+ String "val"; Int "vallen"; (* will be BufferIn *)
+ Pathname "path"]), 143, [Optional "linuxxattrs"],
+ [],
+ "set extended attribute of a file or directory",
+ "\
+This call sets the extended attribute named C<xattr>
+of the file C<path> to the value C<val> (of length C<vallen>).
+The value is arbitrary 8 bit data.
+
+See also: C<guestfs_lsetxattr>, L<attr(5)>.");
+
+ ("lsetxattr", (RErr, [String "xattr";
+ String "val"; Int "vallen"; (* will be BufferIn *)
+ Pathname "path"]), 144, [Optional "linuxxattrs"],
+ [],
+ "set extended attribute of a file or directory",
+ "\
+This is the same as C<guestfs_setxattr>, but if C<path>
+is a symbolic link, then it sets an extended attribute
+of the link itself.");
+
+ ("removexattr", (RErr, [String "xattr"; Pathname "path"]), 145, [Optional "linuxxattrs"],
+ [],
+ "remove extended attribute of a file or directory",
+ "\
+This call removes the extended attribute named C<xattr>
+of the file C<path>.
+
+See also: C<guestfs_lremovexattr>, L<attr(5)>.");
+
+ ("lremovexattr", (RErr, [String "xattr"; Pathname "path"]), 146, [Optional "linuxxattrs"],
+ [],
+ "remove extended attribute of a file or directory",
+ "\
+This is the same as C<guestfs_removexattr>, but if C<path>
+is a symbolic link, then it removes an extended attribute
+of the link itself.");
+
+ ("mountpoints", (RHashtable "mps", []), 147, [],
+ [],
+ "show mountpoints",
+ "\
+This call is similar to C<guestfs_mounts>. That call returns
+a list of devices. This one returns a hash table (map) of
+device name to directory where the device is mounted.");
+
+ ("mkmountpoint", (RErr, [String "exemptpath"]), 148, [],
+ (* This is a special case: while you would expect a parameter
+ * of type "Pathname", that doesn't work, because it implies
+ * NEED_ROOT in the generated calling code in stubs.c, and
+ * this function cannot use NEED_ROOT.
+ *)
+ [],
+ "create a mountpoint",
+ "\
+C<guestfs_mkmountpoint> and C<guestfs_rmmountpoint> are
+specialized calls that can be used to create extra mountpoints
+before mounting the first filesystem.
+
+These calls are I<only> necessary in some very limited circumstances,
+mainly the case where you want to mount a mix of unrelated and/or
+read-only filesystems together.
+
+For example, live CDs often contain a \"Russian doll\" nest of
+filesystems, an ISO outer layer, with a squashfs image inside, with
+an ext2/3 image inside that. You can unpack this as follows
+in guestfish:
+
+ add-ro Fedora-11-i686-Live.iso
+ run
+ mkmountpoint /cd
+ mkmountpoint /squash
+ mkmountpoint /ext3
+ mount /dev/sda /cd
+ mount-loop /cd/LiveOS/squashfs.img /squash
+ mount-loop /squash/LiveOS/ext3fs.img /ext3
+
+The inner filesystem is now unpacked under the /ext3 mountpoint.");
+
+ ("rmmountpoint", (RErr, [String "exemptpath"]), 149, [],
+ [],
+ "remove a mountpoint",
+ "\
+This calls removes a mountpoint that was previously created
+with C<guestfs_mkmountpoint>. See C<guestfs_mkmountpoint>
+for full details.");
+
+ ("read_file", (RBufferOut "content", [Pathname "path"]), 150, [ProtocolLimitWarning],
+ [InitISOFS, Always, TestOutputBuffer (
+ [["read_file"; "/known-4"]], "abc\ndef\nghi");
+ (* Test various near large, large and too large files (RHBZ#589039). *)
+ InitBasicFS, Always, TestLastFail (
+ [["touch"; "/a"];
+ ["truncate_size"; "/a"; "4194303"]; (* GUESTFS_MESSAGE_MAX - 1 *)
+ ["read_file"; "/a"]]);
+ InitBasicFS, Always, TestLastFail (
+ [["touch"; "/a"];
+ ["truncate_size"; "/a"; "4194304"]; (* GUESTFS_MESSAGE_MAX *)
+ ["read_file"; "/a"]]);
+ InitBasicFS, Always, TestLastFail (
+ [["touch"; "/a"];
+ ["truncate_size"; "/a"; "41943040"]; (* GUESTFS_MESSAGE_MAX * 10 *)
+ ["read_file"; "/a"]])],
+ "read a file",
+ "\
+This calls returns the contents of the file C<path> as a
+buffer.
+
+Unlike C<guestfs_cat>, this function can correctly
+handle files that contain embedded ASCII NUL characters.
+However unlike C<guestfs_download>, this function is limited
+in the total size of file that can be handled.");
+
+ ("grep", (RStringList "lines", [String "regex"; Pathname "path"]), 151, [ProtocolLimitWarning],
+ [InitISOFS, Always, TestOutputList (
+ [["grep"; "abc"; "/test-grep.txt"]], ["abc"; "abc123"]);
+ InitISOFS, Always, TestOutputList (
+ [["grep"; "nomatch"; "/test-grep.txt"]], []);
+ (* Test for RHBZ#579608, absolute symbolic links. *)
+ InitISOFS, Always, TestOutputList (
+ [["grep"; "nomatch"; "/abssymlink"]], [])],
+ "return lines matching a pattern",
+ "\
+This calls the external C<grep> program and returns the
+matching lines.");
+
+ ("egrep", (RStringList "lines", [String "regex"; Pathname "path"]), 152, [ProtocolLimitWarning],
+ [InitISOFS, Always, TestOutputList (
+ [["egrep"; "abc"; "/test-grep.txt"]], ["abc"; "abc123"])],
+ "return lines matching a pattern",
+ "\
+This calls the external C<egrep> program and returns the
+matching lines.");
+
+ ("fgrep", (RStringList "lines", [String "pattern"; Pathname "path"]), 153, [ProtocolLimitWarning],
+ [InitISOFS, Always, TestOutputList (
+ [["fgrep"; "abc"; "/test-grep.txt"]], ["abc"; "abc123"])],
+ "return lines matching a pattern",
+ "\
+This calls the external C<fgrep> program and returns the
+matching lines.");
+
+ ("grepi", (RStringList "lines", [String "regex"; Pathname "path"]), 154, [ProtocolLimitWarning],
+ [InitISOFS, Always, TestOutputList (
+ [["grepi"; "abc"; "/test-grep.txt"]], ["abc"; "abc123"; "ABC"])],
+ "return lines matching a pattern",
+ "\
+This calls the external C<grep -i> program and returns the
+matching lines.");
+
+ ("egrepi", (RStringList "lines", [String "regex"; Pathname "path"]), 155, [ProtocolLimitWarning],
+ [InitISOFS, Always, TestOutputList (
+ [["egrepi"; "abc"; "/test-grep.txt"]], ["abc"; "abc123"; "ABC"])],
+ "return lines matching a pattern",
+ "\
+This calls the external C<egrep -i> program and returns the
+matching lines.");
+
+ ("fgrepi", (RStringList "lines", [String "pattern"; Pathname "path"]), 156, [ProtocolLimitWarning],
+ [InitISOFS, Always, TestOutputList (
+ [["fgrepi"; "abc"; "/test-grep.txt"]], ["abc"; "abc123"; "ABC"])],
+ "return lines matching a pattern",
+ "\
+This calls the external C<fgrep -i> program and returns the
+matching lines.");
+
+ ("zgrep", (RStringList "lines", [String "regex"; Pathname "path"]), 157, [ProtocolLimitWarning],
+ [InitISOFS, Always, TestOutputList (
+ [["zgrep"; "abc"; "/test-grep.txt.gz"]], ["abc"; "abc123"])],
+ "return lines matching a pattern",
+ "\
+This calls the external C<zgrep> program and returns the
+matching lines.");
+
+ ("zegrep", (RStringList "lines", [String "regex"; Pathname "path"]), 158, [ProtocolLimitWarning],
+ [InitISOFS, Always, TestOutputList (
+ [["zegrep"; "abc"; "/test-grep.txt.gz"]], ["abc"; "abc123"])],
+ "return lines matching a pattern",
+ "\
+This calls the external C<zegrep> program and returns the
+matching lines.");
+
+ ("zfgrep", (RStringList "lines", [String "pattern"; Pathname "path"]), 159, [ProtocolLimitWarning],
+ [InitISOFS, Always, TestOutputList (
+ [["zfgrep"; "abc"; "/test-grep.txt.gz"]], ["abc"; "abc123"])],
+ "return lines matching a pattern",
+ "\
+This calls the external C<zfgrep> program and returns the
+matching lines.");
+
+ ("zgrepi", (RStringList "lines", [String "regex"; Pathname "path"]), 160, [ProtocolLimitWarning],
+ [InitISOFS, Always, TestOutputList (
+ [["zgrepi"; "abc"; "/test-grep.txt.gz"]], ["abc"; "abc123"; "ABC"])],
+ "return lines matching a pattern",
+ "\
+This calls the external C<zgrep -i> program and returns the
+matching lines.");
+
+ ("zegrepi", (RStringList "lines", [String "regex"; Pathname "path"]), 161, [ProtocolLimitWarning],
+ [InitISOFS, Always, TestOutputList (
+ [["zegrepi"; "abc"; "/test-grep.txt.gz"]], ["abc"; "abc123"; "ABC"])],
+ "return lines matching a pattern",
+ "\
+This calls the external C<zegrep -i> program and returns the
+matching lines.");
+
+ ("zfgrepi", (RStringList "lines", [String "pattern"; Pathname "path"]), 162, [ProtocolLimitWarning],
+ [InitISOFS, Always, TestOutputList (
+ [["zfgrepi"; "abc"; "/test-grep.txt.gz"]], ["abc"; "abc123"; "ABC"])],
+ "return lines matching a pattern",
+ "\
+This calls the external C<zfgrep -i> program and returns the
+matching lines.");
+
+ ("realpath", (RString "rpath", [Pathname "path"]), 163, [Optional "realpath"],
+ [InitISOFS, Always, TestOutput (
+ [["realpath"; "/../directory"]], "/directory")],
+ "canonicalized absolute pathname",
+ "\
+Return the canonicalized absolute pathname of C<path>. The
+returned path has no C<.>, C<..> or symbolic link path elements.");
+
+ ("ln", (RErr, [String "target"; Pathname "linkname"]), 164, [],
+ [InitBasicFS, Always, TestOutputStruct (
+ [["touch"; "/a"];
+ ["ln"; "/a"; "/b"];
+ ["stat"; "/b"]], [CompareWithInt ("nlink", 2)])],
+ "create a hard link",
+ "\
+This command creates a hard link using the C<ln> command.");
+
+ ("ln_f", (RErr, [String "target"; Pathname "linkname"]), 165, [],
+ [InitBasicFS, Always, TestOutputStruct (
+ [["touch"; "/a"];
+ ["touch"; "/b"];
+ ["ln_f"; "/a"; "/b"];
+ ["stat"; "/b"]], [CompareWithInt ("nlink", 2)])],
+ "create a hard link",
+ "\
+This command creates a hard link using the C<ln -f> command.
+The C<-f> option removes the link (C<linkname>) if it exists already.");
+
+ ("ln_s", (RErr, [String "target"; Pathname "linkname"]), 166, [],
+ [InitBasicFS, Always, TestOutputStruct (
+ [["touch"; "/a"];
+ ["ln_s"; "a"; "/b"];
+ ["lstat"; "/b"]], [CompareWithInt ("mode", 0o120777)])],
+ "create a symbolic link",
+ "\
+This command creates a symbolic link using the C<ln -s> command.");
+
+ ("ln_sf", (RErr, [String "target"; Pathname "linkname"]), 167, [],
+ [InitBasicFS, Always, TestOutput (
+ [["mkdir_p"; "/a/b"];
+ ["touch"; "/a/b/c"];
+ ["ln_sf"; "../d"; "/a/b/c"];
+ ["readlink"; "/a/b/c"]], "../d")],
+ "create a symbolic link",
+ "\
+This command creates a symbolic link using the C<ln -sf> command,
+The C<-f> option removes the link (C<linkname>) if it exists already.");
+
+ ("readlink", (RString "link", [Pathname "path"]), 168, [],
+ [] (* XXX tested above *),
+ "read the target of a symbolic link",
+ "\
+This command reads the target of a symbolic link.");
+
+ ("fallocate", (RErr, [Pathname "path"; Int "len"]), 169, [],
+ [InitBasicFS, Always, TestOutputStruct (
+ [["fallocate"; "/a"; "1000000"];
+ ["stat"; "/a"]], [CompareWithInt ("size", 1_000_000)])],
+ "preallocate a file in the guest filesystem",
+ "\
+This command preallocates a file (containing zero bytes) named
+C<path> of size C<len> bytes. If the file exists already, it
+is overwritten.
+
+Do not confuse this with the guestfish-specific
+C<alloc> command which allocates a file in the host and
+attaches it as a device.");
+
+ ("swapon_device", (RErr, [Device "device"]), 170, [],
+ [InitPartition, Always, TestRun (
+ [["mkswap"; "/dev/sda1"];
+ ["swapon_device"; "/dev/sda1"];
+ ["swapoff_device"; "/dev/sda1"]])],
+ "enable swap on device",
+ "\
+This command enables the libguestfs appliance to use the
+swap device or partition named C<device>. The increased
+memory is made available for all commands, for example
+those run using C<guestfs_command> or C<guestfs_sh>.
+
+Note that you should not swap to existing guest swap
+partitions unless you know what you are doing. They may
+contain hibernation information, or other information that
+the guest doesn't want you to trash. You also risk leaking
+information about the host to the guest this way. Instead,
+attach a new host device to the guest and swap on that.");
+
+ ("swapoff_device", (RErr, [Device "device"]), 171, [],
+ [], (* XXX tested by swapon_device *)
+ "disable swap on device",
+ "\
+This command disables the libguestfs appliance swap
+device or partition named C<device>.
+See C<guestfs_swapon_device>.");
+
+ ("swapon_file", (RErr, [Pathname "file"]), 172, [],
+ [InitBasicFS, Always, TestRun (
+ [["fallocate"; "/swap"; "8388608"];
+ ["mkswap_file"; "/swap"];
+ ["swapon_file"; "/swap"];
+ ["swapoff_file"; "/swap"]])],
+ "enable swap on file",
+ "\
+This command enables swap to a file.
+See C<guestfs_swapon_device> for other notes.");
+
+ ("swapoff_file", (RErr, [Pathname "file"]), 173, [],
+ [], (* XXX tested by swapon_file *)
+ "disable swap on file",
+ "\
+This command disables the libguestfs appliance swap on file.");
+
+ ("swapon_label", (RErr, [String "label"]), 174, [],
+ [InitEmpty, Always, TestRun (
+ [["part_disk"; "/dev/sdb"; "mbr"];
+ ["mkswap_L"; "swapit"; "/dev/sdb1"];
+ ["swapon_label"; "swapit"];
+ ["swapoff_label"; "swapit"];
+ ["zero"; "/dev/sdb"];
+ ["blockdev_rereadpt"; "/dev/sdb"]])],
+ "enable swap on labeled swap partition",
+ "\
+This command enables swap to a labeled swap partition.
+See C<guestfs_swapon_device> for other notes.");
+
+ ("swapoff_label", (RErr, [String "label"]), 175, [],
+ [], (* XXX tested by swapon_label *)
+ "disable swap on labeled swap partition",
+ "\
+This command disables the libguestfs appliance swap on
+labeled swap partition.");
+
+ ("swapon_uuid", (RErr, [String "uuid"]), 176, [Optional "linuxfsuuid"],
+ (let uuid = uuidgen () in
+ [InitEmpty, Always, TestRun (
+ [["mkswap_U"; uuid; "/dev/sdb"];
+ ["swapon_uuid"; uuid];
+ ["swapoff_uuid"; uuid]])]),
+ "enable swap on swap partition by UUID",
+ "\
+This command enables swap to a swap partition with the given UUID.
+See C<guestfs_swapon_device> for other notes.");
+
+ ("swapoff_uuid", (RErr, [String "uuid"]), 177, [Optional "linuxfsuuid"],
+ [], (* XXX tested by swapon_uuid *)
+ "disable swap on swap partition by UUID",
+ "\
+This command disables the libguestfs appliance swap partition
+with the given UUID.");
+
+ ("mkswap_file", (RErr, [Pathname "path"]), 178, [],
+ [InitBasicFS, Always, TestRun (
+ [["fallocate"; "/swap"; "8388608"];
+ ["mkswap_file"; "/swap"]])],
+ "create a swap file",
+ "\
+Create a swap file.
+
+This command just writes a swap file signature to an existing
+file. To create the file itself, use something like C<guestfs_fallocate>.");
+
+ ("inotify_init", (RErr, [Int "maxevents"]), 179, [Optional "inotify"],
+ [InitISOFS, Always, TestRun (
+ [["inotify_init"; "0"]])],
+ "create an inotify handle",
+ "\
+This command creates a new inotify handle.
+The inotify subsystem can be used to notify events which happen to
+objects in the guest filesystem.
+
+C<maxevents> is the maximum number of events which will be
+queued up between calls to C<guestfs_inotify_read> or
+C<guestfs_inotify_files>.
+If this is passed as C<0>, then the kernel (or previously set)
+default is used. For Linux 2.6.29 the default was 16384 events.
+Beyond this limit, the kernel throws away events, but records
+the fact that it threw them away by setting a flag
+C<IN_Q_OVERFLOW> in the returned structure list (see
+C<guestfs_inotify_read>).
+
+Before any events are generated, you have to add some
+watches to the internal watch list. See:
+C<guestfs_inotify_add_watch>,
+C<guestfs_inotify_rm_watch> and
+C<guestfs_inotify_watch_all>.
+
+Queued up events should be read periodically by calling
+C<guestfs_inotify_read>
+(or C<guestfs_inotify_files> which is just a helpful
+wrapper around C<guestfs_inotify_read>). If you don't
+read the events out often enough then you risk the internal
+queue overflowing.
+
+The handle should be closed after use by calling
+C<guestfs_inotify_close>. This also removes any
+watches automatically.
+
+See also L<inotify(7)> for an overview of the inotify interface
+as exposed by the Linux kernel, which is roughly what we expose
+via libguestfs. Note that there is one global inotify handle
+per libguestfs instance.");
+
+ ("inotify_add_watch", (RInt64 "wd", [Pathname "path"; Int "mask"]), 180, [Optional "inotify"],
+ [InitBasicFS, Always, TestOutputList (
+ [["inotify_init"; "0"];
+ ["inotify_add_watch"; "/"; "1073741823"];
+ ["touch"; "/a"];
+ ["touch"; "/b"];
+ ["inotify_files"]], ["a"; "b"])],
+ "add an inotify watch",
+ "\
+Watch C<path> for the events listed in C<mask>.
+
+Note that if C<path> is a directory then events within that
+directory are watched, but this does I<not> happen recursively
+(in subdirectories).
+
+Note for non-C or non-Linux callers: the inotify events are
+defined by the Linux kernel ABI and are listed in
+C</usr/include/sys/inotify.h>.");
+
+ ("inotify_rm_watch", (RErr, [Int(*XXX64*) "wd"]), 181, [Optional "inotify"],
+ [],
+ "remove an inotify watch",
+ "\
+Remove a previously defined inotify watch.
+See C<guestfs_inotify_add_watch>.");
+
+ ("inotify_read", (RStructList ("events", "inotify_event"), []), 182, [Optional "inotify"],
+ [],
+ "return list of inotify events",
+ "\
+Return the complete queue of events that have happened
+since the previous read call.
+
+If no events have happened, this returns an empty list.
+
+I<Note>: In order to make sure that all events have been
+read, you must call this function repeatedly until it
+returns an empty list. The reason is that the call will
+read events up to the maximum appliance-to-host message
+size and leave remaining events in the queue.");
+
+ ("inotify_files", (RStringList "paths", []), 183, [Optional "inotify"],
+ [],
+ "return list of watched files that had events",
+ "\
+This function is a helpful wrapper around C<guestfs_inotify_read>
+which just returns a list of pathnames of objects that were
+touched. The returned pathnames are sorted and deduplicated.");
+
+ ("inotify_close", (RErr, []), 184, [Optional "inotify"],
+ [],
+ "close the inotify handle",
+ "\
+This closes the inotify handle which was previously
+opened by inotify_init. It removes all watches, throws
+away any pending events, and deallocates all resources.");
+
+ ("setcon", (RErr, [String "context"]), 185, [Optional "selinux"],
+ [],
+ "set SELinux security context",
+ "\
+This sets the SELinux security context of the daemon
+to the string C<context>.
+
+See the documentation about SELINUX in L<guestfs(3)>.");
+
+ ("getcon", (RString "context", []), 186, [Optional "selinux"],
+ [],
+ "get SELinux security context",
+ "\
+This gets the SELinux security context of the daemon.
+
+See the documentation about SELINUX in L<guestfs(3)>,
+and C<guestfs_setcon>");
+
+ ("mkfs_b", (RErr, [String "fstype"; Int "blocksize"; Device "device"]), 187, [],
+ [InitEmpty, Always, TestOutput (
+ [["part_disk"; "/dev/sda"; "mbr"];
+ ["mkfs_b"; "ext2"; "4096"; "/dev/sda1"];
+ ["mount_options"; ""; "/dev/sda1"; "/"];
+ ["write_file"; "/new"; "new file contents"; "0"];
+ ["cat"; "/new"]], "new file contents")],
+ "make a filesystem with block size",
+ "\
+This call is similar to C<guestfs_mkfs>, but it allows you to
+control the block size of the resulting filesystem. Supported
+block sizes depend on the filesystem type, but typically they
+are C<1024>, C<2048> or C<4096> only.");
+
+ ("mke2journal", (RErr, [Int "blocksize"; Device "device"]), 188, [],
+ [InitEmpty, Always, TestOutput (
+ [["sfdiskM"; "/dev/sda"; ",100 ,"];
+ ["mke2journal"; "4096"; "/dev/sda1"];
+ ["mke2fs_J"; "ext2"; "4096"; "/dev/sda2"; "/dev/sda1"];
+ ["mount_options"; ""; "/dev/sda2"; "/"];
+ ["write_file"; "/new"; "new file contents"; "0"];
+ ["cat"; "/new"]], "new file contents")],
+ "make ext2/3/4 external journal",
+ "\
+This creates an ext2 external journal on C<device>. It is equivalent
+to the command:
+
+ mke2fs -O journal_dev -b blocksize device");
+
+ ("mke2journal_L", (RErr, [Int "blocksize"; String "label"; Device "device"]), 189, [],
+ [InitEmpty, Always, TestOutput (
+ [["sfdiskM"; "/dev/sda"; ",100 ,"];
+ ["mke2journal_L"; "4096"; "JOURNAL"; "/dev/sda1"];
+ ["mke2fs_JL"; "ext2"; "4096"; "/dev/sda2"; "JOURNAL"];
+ ["mount_options"; ""; "/dev/sda2"; "/"];
+ ["write_file"; "/new"; "new file contents"; "0"];
+ ["cat"; "/new"]], "new file contents")],
+ "make ext2/3/4 external journal with label",
+ "\
+This creates an ext2 external journal on C<device> with label C<label>.");
+
+ ("mke2journal_U", (RErr, [Int "blocksize"; String "uuid"; Device "device"]), 190, [Optional "linuxfsuuid"],
+ (let uuid = uuidgen () in
+ [InitEmpty, Always, TestOutput (
+ [["sfdiskM"; "/dev/sda"; ",100 ,"];
+ ["mke2journal_U"; "4096"; uuid; "/dev/sda1"];
+ ["mke2fs_JU"; "ext2"; "4096"; "/dev/sda2"; uuid];
+ ["mount_options"; ""; "/dev/sda2"; "/"];
+ ["write_file"; "/new"; "new file contents"; "0"];
+ ["cat"; "/new"]], "new file contents")]),
+ "make ext2/3/4 external journal with UUID",
+ "\
+This creates an ext2 external journal on C<device> with UUID C<uuid>.");
+
+ ("mke2fs_J", (RErr, [String "fstype"; Int "blocksize"; Device "device"; Device "journal"]), 191, [],
+ [],
+ "make ext2/3/4 filesystem with external journal",
+ "\
+This creates an ext2/3/4 filesystem on C<device> with
+an external journal on C<journal>. It is equivalent
+to the command:
+
+ mke2fs -t fstype -b blocksize -J device=<journal> <device>
+
+See also C<guestfs_mke2journal>.");
+
+ ("mke2fs_JL", (RErr, [String "fstype"; Int "blocksize"; Device "device"; String "label"]), 192, [],
+ [],
+ "make ext2/3/4 filesystem with external journal",
+ "\
+This creates an ext2/3/4 filesystem on C<device> with
+an external journal on the journal labeled C<label>.
+
+See also C<guestfs_mke2journal_L>.");
+
+ ("mke2fs_JU", (RErr, [String "fstype"; Int "blocksize"; Device "device"; String "uuid"]), 193, [Optional "linuxfsuuid"],
+ [],
+ "make ext2/3/4 filesystem with external journal",
+ "\
+This creates an ext2/3/4 filesystem on C<device> with
+an external journal on the journal with UUID C<uuid>.
+
+See also C<guestfs_mke2journal_U>.");
+
+ ("modprobe", (RErr, [String "modulename"]), 194, [Optional "linuxmodules"],
+ [InitNone, Always, TestRun [["modprobe"; "fat"]]],
+ "load a kernel module",
+ "\
+This loads a kernel module in the appliance.
+
+The kernel module must have been whitelisted when libguestfs
+was built (see C<appliance/kmod.whitelist.in> in the source).");
+
+ ("echo_daemon", (RString "output", [StringList "words"]), 195, [],
+ [InitNone, Always, TestOutput (
+ [["echo_daemon"; "This is a test"]], "This is a test"
+ )],
+ "echo arguments back to the client",
+ "\
+This command concatenate the list of C<words> passed with single spaces between
+them and returns the resulting string.
+
+You can use this command to test the connection through to the daemon.
+
+See also C<guestfs_ping_daemon>.");
+
+ ("find0", (RErr, [Pathname "directory"; FileOut "files"]), 196, [],
+ [], (* There is a regression test for this. *)
+ "find all files and directories, returning NUL-separated list",
+ "\
+This command lists out all files and directories, recursively,
+starting at C<directory>, placing the resulting list in the
+external file called C<files>.
+
+This command works the same way as C<guestfs_find> with the
+following exceptions:
+
+=over 4
+
+=item *
+
+The resulting list is written to an external file.
+
+=item *
+
+Items (filenames) in the result are separated
+by C<\\0> characters. See L<find(1)> option I<-print0>.
+
+=item *
+
+This command is not limited in the number of names that it
+can return.
+
+=item *
+
+The result list is not sorted.
+
+=back");
+
+ ("case_sensitive_path", (RString "rpath", [Pathname "path"]), 197, [],
+ [InitISOFS, Always, TestOutput (
+ [["case_sensitive_path"; "/DIRECTORY"]], "/directory");
+ InitISOFS, Always, TestOutput (
+ [["case_sensitive_path"; "/DIRECTORY/"]], "/directory");
+ InitISOFS, Always, TestOutput (
+ [["case_sensitive_path"; "/Known-1"]], "/known-1");
+ InitISOFS, Always, TestLastFail (
+ [["case_sensitive_path"; "/Known-1/"]]);
+ InitBasicFS, Always, TestOutput (
+ [["mkdir"; "/a"];
+ ["mkdir"; "/a/bbb"];
+ ["touch"; "/a/bbb/c"];
+ ["case_sensitive_path"; "/A/bbB/C"]], "/a/bbb/c");
+ InitBasicFS, Always, TestOutput (
+ [["mkdir"; "/a"];
+ ["mkdir"; "/a/bbb"];
+ ["touch"; "/a/bbb/c"];
+ ["case_sensitive_path"; "/A////bbB/C"]], "/a/bbb/c");
+ InitBasicFS, Always, TestLastFail (
+ [["mkdir"; "/a"];
+ ["mkdir"; "/a/bbb"];
+ ["touch"; "/a/bbb/c"];
+ ["case_sensitive_path"; "/A/bbb/../bbb/C"]])],
+ "return true path on case-insensitive filesystem",
+ "\
+This can be used to resolve case insensitive paths on
+a filesystem which is case sensitive. The use case is
+to resolve paths which you have read from Windows configuration
+files or the Windows Registry, to the true path.
+
+The command handles a peculiarity of the Linux ntfs-3g
+filesystem driver (and probably others), which is that although
+the underlying filesystem is case-insensitive, the driver
+exports the filesystem to Linux as case-sensitive.
+
+One consequence of this is that special directories such
+as C<c:\\windows> may appear as C</WINDOWS> or C</windows>
+(or other things) depending on the precise details of how
+they were created. In Windows itself this would not be
+a problem.
+
+Bug or feature? You decide:
+L<http://www.tuxera.com/community/ntfs-3g-faq/#posixfilenames1>
+
+This function resolves the true case of each element in the
+path and returns the case-sensitive path.
+
+Thus C<guestfs_case_sensitive_path> (\"/Windows/System32\")
+might return C<\"/WINDOWS/system32\"> (the exact return value
+would depend on details of how the directories were originally
+created under Windows).
+
+I<Note>:
+This function does not handle drive names, backslashes etc.
+
+See also C<guestfs_realpath>.");
+
+ ("vfs_type", (RString "fstype", [Device "device"]), 198, [],
+ [InitBasicFS, Always, TestOutput (
+ [["vfs_type"; "/dev/sda1"]], "ext2")],
+ "get the Linux VFS type corresponding to a mounted device",
+ "\
+This command gets the block device type corresponding to
+a mounted device called C<device>.
+
+Usually the result is the name of the Linux VFS module that
+is used to mount this device (probably determined automatically
+if you used the C<guestfs_mount> call).");
+
+ ("truncate", (RErr, [Pathname "path"]), 199, [],
+ [InitBasicFS, Always, TestOutputStruct (
+ [["write_file"; "/test"; "some stuff so size is not zero"; "0"];
+ ["truncate"; "/test"];
+ ["stat"; "/test"]], [CompareWithInt ("size", 0)])],
+ "truncate a file to zero size",
+ "\
+This command truncates C<path> to a zero-length file. The
+file must exist already.");
+
+ ("truncate_size", (RErr, [Pathname "path"; Int64 "size"]), 200, [],
+ [InitBasicFS, Always, TestOutputStruct (
+ [["touch"; "/test"];
+ ["truncate_size"; "/test"; "1000"];
+ ["stat"; "/test"]], [CompareWithInt ("size", 1000)])],
+ "truncate a file to a particular size",
+ "\
+This command truncates C<path> to size C<size> bytes. The file
+must exist already. If the file is smaller than C<size> then
+the file is extended to the required size with null bytes.");
+
+ ("utimens", (RErr, [Pathname "path"; Int64 "atsecs"; Int64 "atnsecs"; Int64 "mtsecs"; Int64 "mtnsecs"]), 201, [],
+ [InitBasicFS, Always, TestOutputStruct (
+ [["touch"; "/test"];
+ ["utimens"; "/test"; "12345"; "67890"; "9876"; "5432"];
+ ["stat"; "/test"]], [CompareWithInt ("mtime", 9876)])],
+ "set timestamp of a file with nanosecond precision",
+ "\
+This command sets the timestamps of a file with nanosecond
+precision.
+
+C<atsecs, atnsecs> are the last access time (atime) in secs and
+nanoseconds from the epoch.
+
+C<mtsecs, mtnsecs> are the last modification time (mtime) in
+secs and nanoseconds from the epoch.
+
+If the C<*nsecs> field contains the special value C<-1> then
+the corresponding timestamp is set to the current time. (The
+C<*secs> field is ignored in this case).
+
+If the C<*nsecs> field contains the special value C<-2> then
+the corresponding timestamp is left unchanged. (The
+C<*secs> field is ignored in this case).");
+
+ ("mkdir_mode", (RErr, [Pathname "path"; Int "mode"]), 202, [],
+ [InitBasicFS, Always, TestOutputStruct (
+ [["mkdir_mode"; "/test"; "0o111"];
+ ["stat"; "/test"]], [CompareWithInt ("mode", 0o40111)])],
+ "create a directory with a particular mode",
+ "\
+This command creates a directory, setting the initial permissions
+of the directory to C<mode>.
+
+For common Linux filesystems, the actual mode which is set will
+be C<mode & ~umask & 01777>. Non-native-Linux filesystems may
+interpret the mode in other ways.
+
+See also C<guestfs_mkdir>, C<guestfs_umask>");
+
+ ("lchown", (RErr, [Int "owner"; Int "group"; Pathname "path"]), 203, [],
+ [], (* XXX *)
+ "change file owner and group",
+ "\
+Change the file owner to C<owner> and group to C<group>.
+This is like C<guestfs_chown> but if C<path> is a symlink then
+the link itself is changed, not the target.
+
+Only numeric uid and gid are supported. If you want to use
+names, you will need to locate and parse the password file
+yourself (Augeas support makes this relatively easy).");
+
+ ("lstatlist", (RStructList ("statbufs", "stat"), [Pathname "path"; StringList "names"]), 204, [],
+ [], (* XXX *)
+ "lstat on multiple files",
+ "\
+This call allows you to perform the C<guestfs_lstat> operation
+on multiple files, where all files are in the directory C<path>.
+C<names> is the list of files from this directory.
+
+On return you get a list of stat structs, with a one-to-one
+correspondence to the C<names> list. If any name did not exist
+or could not be lstat'd, then the C<ino> field of that structure
+is set to C<-1>.
+
+This call is intended for programs that want to efficiently
+list a directory contents without making many round-trips.
+See also C<guestfs_lxattrlist> for a similarly efficient call
+for getting extended attributes. Very long directory listings
+might cause the protocol message size to be exceeded, causing
+this call to fail. The caller must split up such requests
+into smaller groups of names.");
+
+ ("lxattrlist", (RStructList ("xattrs", "xattr"), [Pathname "path"; StringList "names"]), 205, [Optional "linuxxattrs"],
+ [], (* XXX *)
+ "lgetxattr on multiple files",
+ "\
+This call allows you to get the extended attributes
+of multiple files, where all files are in the directory C<path>.
+C<names> is the list of files from this directory.
+
+On return you get a flat list of xattr structs which must be
+interpreted sequentially. The first xattr struct always has a zero-length
+C<attrname>. C<attrval> in this struct is zero-length
+to indicate there was an error doing C<lgetxattr> for this
+file, I<or> is a C string which is a decimal number
+(the number of following attributes for this file, which could
+be C<\"0\">). Then after the first xattr struct are the
+zero or more attributes for the first named file.
+This repeats for the second and subsequent files.
+
+This call is intended for programs that want to efficiently
+list a directory contents without making many round-trips.
+See also C<guestfs_lstatlist> for a similarly efficient call
+for getting standard stats. Very long directory listings
+might cause the protocol message size to be exceeded, causing
+this call to fail. The caller must split up such requests
+into smaller groups of names.");
+
+ ("readlinklist", (RStringList "links", [Pathname "path"; StringList "names"]), 206, [],
+ [], (* XXX *)
+ "readlink on multiple files",
+ "\
+This call allows you to do a C<readlink> operation
+on multiple files, where all files are in the directory C<path>.
+C<names> is the list of files from this directory.
+
+On return you get a list of strings, with a one-to-one
+correspondence to the C<names> list. Each string is the
+value of the symbol link.
+
+If the C<readlink(2)> operation fails on any name, then
+the corresponding result string is the empty string C<\"\">.
+However the whole operation is completed even if there
+were C<readlink(2)> errors, and so you can call this
+function with names where you don't know if they are
+symbolic links already (albeit slightly less efficient).
+
+This call is intended for programs that want to efficiently
+list a directory contents without making many round-trips.
+Very long directory listings might cause the protocol
+message size to be exceeded, causing
+this call to fail. The caller must split up such requests
+into smaller groups of names.");
+
+ ("pread", (RBufferOut "content", [Pathname "path"; Int "count"; Int64 "offset"]), 207, [ProtocolLimitWarning],
+ [InitISOFS, Always, TestOutputBuffer (
+ [["pread"; "/known-4"; "1"; "3"]], "\n");
+ InitISOFS, Always, TestOutputBuffer (
+ [["pread"; "/empty"; "0"; "100"]], "")],
+ "read part of a file",
+ "\
+This command lets you read part of a file. It reads C<count>
+bytes of the file, starting at C<offset>, from file C<path>.
+
+This may read fewer bytes than requested. For further details
+see the L<pread(2)> system call.");
+
+ ("part_init", (RErr, [Device "device"; String "parttype"]), 208, [],
+ [InitEmpty, Always, TestRun (
+ [["part_init"; "/dev/sda"; "gpt"]])],
+ "create an empty partition table",
+ "\
+This creates an empty partition table on C<device> of one of the
+partition types listed below. Usually C<parttype> should be
+either C<msdos> or C<gpt> (for large disks).
+
+Initially there are no partitions. Following this, you should
+call C<guestfs_part_add> for each partition required.
+
+Possible values for C<parttype> are:
+
+=over 4
+
+=item B<efi> | B<gpt>
+
+Intel EFI / GPT partition table.
+
+This is recommended for >= 2 TB partitions that will be accessed
+from Linux and Intel-based Mac OS X. It also has limited backwards
+compatibility with the C<mbr> format.
+
+=item B<mbr> | B<msdos>
+
+The standard PC \"Master Boot Record\" (MBR) format used
+by MS-DOS and Windows. This partition type will B<only> work
+for device sizes up to 2 TB. For large disks we recommend
+using C<gpt>.
+
+=back
+
+Other partition table types that may work but are not
+supported include:
+
+=over 4
+
+=item B<aix>
+
+AIX disk labels.
+
+=item B<amiga> | B<rdb>
+
+Amiga \"Rigid Disk Block\" format.
+
+=item B<bsd>
+
+BSD disk labels.
+
+=item B<dasd>
+
+DASD, used on IBM mainframes.
+
+=item B<dvh>
+
+MIPS/SGI volumes.
+
+=item B<mac>
+
+Old Mac partition format. Modern Macs use C<gpt>.
+
+=item B<pc98>
+
+NEC PC-98 format, common in Japan apparently.
+
+=item B<sun>
+
+Sun disk labels.
+
+=back");
+
+ ("part_add", (RErr, [Device "device"; String "prlogex"; Int64 "startsect"; Int64 "endsect"]), 209, [],
+ [InitEmpty, Always, TestRun (
+ [["part_init"; "/dev/sda"; "mbr"];
+ ["part_add"; "/dev/sda"; "primary"; "1"; "-1"]]);
+ InitEmpty, Always, TestRun (
+ [["part_init"; "/dev/sda"; "gpt"];
+ ["part_add"; "/dev/sda"; "primary"; "34"; "127"];
+ ["part_add"; "/dev/sda"; "primary"; "128"; "-34"]]);
+ InitEmpty, Always, TestRun (
+ [["part_init"; "/dev/sda"; "mbr"];
+ ["part_add"; "/dev/sda"; "primary"; "32"; "127"];
+ ["part_add"; "/dev/sda"; "primary"; "128"; "255"];
+ ["part_add"; "/dev/sda"; "primary"; "256"; "511"];
+ ["part_add"; "/dev/sda"; "primary"; "512"; "-1"]])],
+ "add a partition to the device",
+ "\
+This command adds a partition to C<device>. If there is no partition
+table on the device, call C<guestfs_part_init> first.
+
+The C<prlogex> parameter is the type of partition. Normally you
+should pass C<p> or C<primary> here, but MBR partition tables also
+support C<l> (or C<logical>) and C<e> (or C<extended>) partition
+types.
+
+C<startsect> and C<endsect> are the start and end of the partition
+in I<sectors>. C<endsect> may be negative, which means it counts
+backwards from the end of the disk (C<-1> is the last sector).
+
+Creating a partition which covers the whole disk is not so easy.
+Use C<guestfs_part_disk> to do that.");
+
+ ("part_disk", (RErr, [Device "device"; String "parttype"]), 210, [DangerWillRobinson],
+ [InitEmpty, Always, TestRun (
+ [["part_disk"; "/dev/sda"; "mbr"]]);
+ InitEmpty, Always, TestRun (
+ [["part_disk"; "/dev/sda"; "gpt"]])],
+ "partition whole disk with a single primary partition",
+ "\
+This command is simply a combination of C<guestfs_part_init>
+followed by C<guestfs_part_add> to create a single primary partition
+covering the whole disk.
+
+C<parttype> is the partition table type, usually C<mbr> or C<gpt>,
+but other possible values are described in C<guestfs_part_init>.");
+
+ ("part_set_bootable", (RErr, [Device "device"; Int "partnum"; Bool "bootable"]), 211, [],
+ [InitEmpty, Always, TestRun (
+ [["part_disk"; "/dev/sda"; "mbr"];
+ ["part_set_bootable"; "/dev/sda"; "1"; "true"]])],
+ "make a partition bootable",
+ "\
+This sets the bootable flag on partition numbered C<partnum> on
+device C<device>. Note that partitions are numbered from 1.
+
+The bootable flag is used by some operating systems (notably
+Windows) to determine which partition to boot from. It is by
+no means universally recognized.");
+
+ ("part_set_name", (RErr, [Device "device"; Int "partnum"; String "name"]), 212, [],
+ [InitEmpty, Always, TestRun (
+ [["part_disk"; "/dev/sda"; "gpt"];
+ ["part_set_name"; "/dev/sda"; "1"; "thepartname"]])],
+ "set partition name",
+ "\
+This sets the partition name on partition numbered C<partnum> on
+device C<device>. Note that partitions are numbered from 1.
+
+The partition name can only be set on certain types of partition
+table. This works on C<gpt> but not on C<mbr> partitions.");
+
+ ("part_list", (RStructList ("partitions", "partition"), [Device "device"]), 213, [],
+ [], (* XXX Add a regression test for this. *)
+ "list partitions on a device",
+ "\
+This command parses the partition table on C<device> and
+returns the list of partitions found.
+
+The fields in the returned structure are:
+
+=over 4
+
+=item B<part_num>
+
+Partition number, counting from 1.
+
+=item B<part_start>
+
+Start of the partition I<in bytes>. To get sectors you have to
+divide by the device's sector size, see C<guestfs_blockdev_getss>.
+
+=item B<part_end>
+
+End of the partition in bytes.
+
+=item B<part_size>
+
+Size of the partition in bytes.
+
+=back");
+
+ ("part_get_parttype", (RString "parttype", [Device "device"]), 214, [],
+ [InitEmpty, Always, TestOutput (
+ [["part_disk"; "/dev/sda"; "gpt"];
+ ["part_get_parttype"; "/dev/sda"]], "gpt")],
+ "get the partition table type",
+ "\
+This command examines the partition table on C<device> and
+returns the partition table type (format) being used.
+
+Common return values include: C<msdos> (a DOS/Windows style MBR
+partition table), C<gpt> (a GPT/EFI-style partition table). Other
+values are possible, although unusual. See C<guestfs_part_init>
+for a full list.");
+
+ ("fill", (RErr, [Int "c"; Int "len"; Pathname "path"]), 215, [],
+ [InitBasicFS, Always, TestOutputBuffer (
+ [["fill"; "0x63"; "10"; "/test"];
+ ["read_file"; "/test"]], "cccccccccc")],
+ "fill a file with octets",
+ "\
+This command creates a new file called C<path>. The initial
+content of the file is C<len> octets of C<c>, where C<c>
+must be a number in the range C<[0..255]>.
+
+To fill a file with zero bytes (sparsely), it is
+much more efficient to use C<guestfs_truncate_size>.
+To create a file with a pattern of repeating bytes
+use C<guestfs_fill_pattern>.");
+
+ ("available", (RErr, [StringList "groups"]), 216, [],
+ [InitNone, Always, TestRun [["available"; ""]]],
+ "test availability of some parts of the API",
+ "\
+This command is used to check the availability of some
+groups of functionality in the appliance, which not all builds of
+the libguestfs appliance will be able to provide.
+
+The libguestfs groups, and the functions that those
+groups correspond to, are listed in L<guestfs(3)/AVAILABILITY>.
+
+The argument C<groups> is a list of group names, eg:
+C<[\"inotify\", \"augeas\"]> would check for the availability of
+the Linux inotify functions and Augeas (configuration file
+editing) functions.
+
+The command returns no error if I<all> requested groups are available.
+
+It fails with an error if one or more of the requested
+groups is unavailable in the appliance.
+
+If an unknown group name is included in the
+list of groups then an error is always returned.
+
+I<Notes:>
+
+=over 4
+
+=item *
+
+You must call C<guestfs_launch> before calling this function.
+
+The reason is because we don't know what groups are
+supported by the appliance/daemon until it is running and can
+be queried.
+
+=item *
+
+If a group of functions is available, this does not necessarily
+mean that they will work. You still have to check for errors
+when calling individual API functions even if they are
+available.
+
+=item *
+
+It is usually the job of distro packagers to build
+complete functionality into the libguestfs appliance.
+Upstream libguestfs, if built from source with all
+requirements satisfied, will support everything.
+
+=item *
+
+This call was added in version C<1.0.80>. In previous
+versions of libguestfs all you could do would be to speculatively
+execute a command to find out if the daemon implemented it.
+See also C<guestfs_version>.
+
+=back");
+
+ ("dd", (RErr, [Dev_or_Path "src"; Dev_or_Path "dest"]), 217, [],
+ [InitBasicFS, Always, TestOutputBuffer (
+ [["write_file"; "/src"; "hello, world"; "0"];
+ ["dd"; "/src"; "/dest"];
+ ["read_file"; "/dest"]], "hello, world")],
+ "copy from source to destination using dd",
+ "\
+This command copies from one source device or file C<src>
+to another destination device or file C<dest>. Normally you
+would use this to copy to or from a device or partition, for
+example to duplicate a filesystem.
+
+If the destination is a device, it must be as large or larger
+than the source file or device, otherwise the copy will fail.
+This command cannot do partial copies (see C<guestfs_copy_size>).");
+
+ ("filesize", (RInt64 "size", [Pathname "file"]), 218, [],
+ [InitBasicFS, Always, TestOutputInt (
+ [["write_file"; "/file"; "hello, world"; "0"];
+ ["filesize"; "/file"]], 12)],
+ "return the size of the file in bytes",
+ "\
+This command returns the size of C<file> in bytes.
+
+To get other stats about a file, use C<guestfs_stat>, C<guestfs_lstat>,
+C<guestfs_is_dir>, C<guestfs_is_file> etc.
+To get the size of block devices, use C<guestfs_blockdev_getsize64>.");
+
+ ("lvrename", (RErr, [String "logvol"; String "newlogvol"]), 219, [],
+ [InitBasicFSonLVM, Always, TestOutputList (
+ [["lvrename"; "/dev/VG/LV"; "/dev/VG/LV2"];
+ ["lvs"]], ["/dev/VG/LV2"])],
+ "rename an LVM logical volume",
+ "\
+Rename a logical volume C<logvol> with the new name C<newlogvol>.");
+
+ ("vgrename", (RErr, [String "volgroup"; String "newvolgroup"]), 220, [],
+ [InitBasicFSonLVM, Always, TestOutputList (
+ [["umount"; "/"];
+ ["vg_activate"; "false"; "VG"];
+ ["vgrename"; "VG"; "VG2"];
+ ["vg_activate"; "true"; "VG2"];
+ ["mount_options"; ""; "/dev/VG2/LV"; "/"];
+ ["vgs"]], ["VG2"])],
+ "rename an LVM volume group",
+ "\
+Rename a volume group C<volgroup> with the new name C<newvolgroup>.");
+
+ ("initrd_cat", (RBufferOut "content", [Pathname "initrdpath"; String "filename"]), 221, [ProtocolLimitWarning],
+ [InitISOFS, Always, TestOutputBuffer (
+ [["initrd_cat"; "/initrd"; "known-4"]], "abc\ndef\nghi")],
+ "list the contents of a single file in an initrd",
+ "\
+This command unpacks the file C<filename> from the initrd file
+called C<initrdpath>. The filename must be given I<without> the
+initial C</> character.
+
+For example, in guestfish you could use the following command
+to examine the boot script (usually called C</init>)
+contained in a Linux initrd or initramfs image:
+
+ initrd-cat /boot/initrd-<version>.img init
+
+See also C<guestfs_initrd_list>.");
+
+ ("pvuuid", (RString "uuid", [Device "device"]), 222, [],
+ [],
+ "get the UUID of a physical volume",
+ "\
+This command returns the UUID of the LVM PV C<device>.");
+
+ ("vguuid", (RString "uuid", [String "vgname"]), 223, [],
+ [],
+ "get the UUID of a volume group",
+ "\
+This command returns the UUID of the LVM VG named C<vgname>.");
+
+ ("lvuuid", (RString "uuid", [Device "device"]), 224, [],
+ [],
+ "get the UUID of a logical volume",
+ "\
+This command returns the UUID of the LVM LV C<device>.");
+
+ ("vgpvuuids", (RStringList "uuids", [String "vgname"]), 225, [],
+ [],
+ "get the PV UUIDs containing the volume group",
+ "\
+Given a VG called C<vgname>, this returns the UUIDs of all
+the physical volumes that this volume group resides on.
+
+You can use this along with C<guestfs_pvs> and C<guestfs_pvuuid>
+calls to associate physical volumes and volume groups.
+
+See also C<guestfs_vglvuuids>.");
+
+ ("vglvuuids", (RStringList "uuids", [String "vgname"]), 226, [],
+ [],
+ "get the LV UUIDs of all LVs in the volume group",
+ "\
+Given a VG called C<vgname>, this returns the UUIDs of all
+the logical volumes created in this volume group.
+
+You can use this along with C<guestfs_lvs> and C<guestfs_lvuuid>
+calls to associate logical volumes and volume groups.
+
+See also C<guestfs_vgpvuuids>.");
+
+ ("copy_size", (RErr, [Dev_or_Path "src"; Dev_or_Path "dest"; Int64 "size"]), 227, [],
+ [InitBasicFS, Always, TestOutputBuffer (
+ [["write_file"; "/src"; "hello, world"; "0"];
+ ["copy_size"; "/src"; "/dest"; "5"];
+ ["read_file"; "/dest"]], "hello")],
+ "copy size bytes from source to destination using dd",
+ "\
+This command copies exactly C<size> bytes from one source device
+or file C<src> to another destination device or file C<dest>.
+
+Note this will fail if the source is too short or if the destination
+is not large enough.");
+
+ ("zero_device", (RErr, [Device "device"]), 228, [DangerWillRobinson],
+ [InitBasicFSonLVM, Always, TestRun (
+ [["zero_device"; "/dev/VG/LV"]])],
+ "write zeroes to an entire device",
+ "\
+This command writes zeroes over the entire C<device>. Compare
+with C<guestfs_zero> which just zeroes the first few blocks of
+a device.");
+
+ ("txz_in", (RErr, [FileIn "tarball"; Pathname "directory"]), 229, [],
+ [InitBasicFS, Always, TestOutput (
+ [["txz_in"; "../images/helloworld.tar.xz"; "/"];
+ ["cat"; "/hello"]], "hello\n")],
+ "unpack compressed tarball to directory",
+ "\
+This command uploads and unpacks local file C<tarball> (an
+I<xz compressed> tar file) into C<directory>.");
+
+ ("txz_out", (RErr, [Pathname "directory"; FileOut "tarball"]), 230, [],
+ [],
+ "pack directory into compressed tarball",
+ "\
+This command packs the contents of C<directory> and downloads
+it to local file C<tarball> (as an xz compressed tar archive).");
+
+ ("ntfsresize", (RErr, [Device "device"]), 231, [Optional "ntfsprogs"],
+ [],
+ "resize an NTFS filesystem",
+ "\
+This command resizes an NTFS filesystem, expanding or
+shrinking it to the size of the underlying device.
+See also L<ntfsresize(8)>.");
+
+ ("vgscan", (RErr, []), 232, [],
+ [InitEmpty, Always, TestRun (
+ [["vgscan"]])],
+ "rescan for LVM physical volumes, volume groups and logical volumes",
+ "\
+This rescans all block devices and rebuilds the list of LVM
+physical volumes, volume groups and logical volumes.");
+
+ ("part_del", (RErr, [Device "device"; Int "partnum"]), 233, [],
+ [InitEmpty, Always, TestRun (
+ [["part_init"; "/dev/sda"; "mbr"];
+ ["part_add"; "/dev/sda"; "primary"; "1"; "-1"];
+ ["part_del"; "/dev/sda"; "1"]])],
+ "delete a partition",
+ "\
+This command deletes the partition numbered C<partnum> on C<device>.
+
+Note that in the case of MBR partitioning, deleting an
+extended partition also deletes any logical partitions
+it contains.");
+
+ ("part_get_bootable", (RBool "bootable", [Device "device"; Int "partnum"]), 234, [],
+ [InitEmpty, Always, TestOutputTrue (
+ [["part_init"; "/dev/sda"; "mbr"];
+ ["part_add"; "/dev/sda"; "primary"; "1"; "-1"];
+ ["part_set_bootable"; "/dev/sda"; "1"; "true"];
+ ["part_get_bootable"; "/dev/sda"; "1"]])],
+ "return true if a partition is bootable",
+ "\
+This command returns true if the partition C<partnum> on
+C<device> has the bootable flag set.
+
+See also C<guestfs_part_set_bootable>.");
+
+ ("part_get_mbr_id", (RInt "idbyte", [Device "device"; Int "partnum"]), 235, [FishOutput FishOutputHexadecimal],
+ [InitEmpty, Always, TestOutputInt (
+ [["part_init"; "/dev/sda"; "mbr"];
+ ["part_add"; "/dev/sda"; "primary"; "1"; "-1"];
+ ["part_set_mbr_id"; "/dev/sda"; "1"; "0x7f"];
+ ["part_get_mbr_id"; "/dev/sda"; "1"]], 0x7f)],
+ "get the MBR type byte (ID byte) from a partition",
+ "\
+Returns the MBR type byte (also known as the ID byte) from
+the numbered partition C<partnum>.
+
+Note that only MBR (old DOS-style) partitions have type bytes.
+You will get undefined results for other partition table
+types (see C<guestfs_part_get_parttype>).");
+
+ ("part_set_mbr_id", (RErr, [Device "device"; Int "partnum"; Int "idbyte"]), 236, [],
+ [], (* tested by part_get_mbr_id *)
+ "set the MBR type byte (ID byte) of a partition",
+ "\
+Sets the MBR type byte (also known as the ID byte) of
+the numbered partition C<partnum> to C<idbyte>. Note
+that the type bytes quoted in most documentation are
+in fact hexadecimal numbers, but usually documented
+without any leading \"0x\" which might be confusing.
+
+Note that only MBR (old DOS-style) partitions have type bytes.
+You will get undefined results for other partition table
+types (see C<guestfs_part_get_parttype>).");
+
+ ("checksum_device", (RString "checksum", [String "csumtype"; Device "device"]), 237, [],
+ [InitISOFS, Always, TestOutput (
+ [["checksum_device"; "md5"; "/dev/sdd"]],
+ (Digest.to_hex (Digest.file "images/test.iso")))],
+ "compute MD5, SHAx or CRC checksum of the contents of a device",
+ "\
+This call computes the MD5, SHAx or CRC checksum of the
+contents of the device named C<device>. For the types of
+checksums supported see the C<guestfs_checksum> command.");
+
+ ("lvresize_free", (RErr, [Device "lv"; Int "percent"]), 238, [Optional "lvm2"],
+ [InitNone, Always, TestRun (
+ [["part_disk"; "/dev/sda"; "mbr"];
+ ["pvcreate"; "/dev/sda1"];
+ ["vgcreate"; "VG"; "/dev/sda1"];
+ ["lvcreate"; "LV"; "VG"; "10"];
+ ["lvresize_free"; "/dev/VG/LV"; "100"]])],
+ "expand an LV to fill free space",
+ "\
+This expands an existing logical volume C<lv> so that it fills
+C<pc>% of the remaining free space in the volume group. Commonly
+you would call this with pc = 100 which expands the logical volume
+as much as possible, using all remaining free space in the volume
+group.");
+
+ ("aug_clear", (RErr, [String "augpath"]), 239, [Optional "augeas"],
+ [], (* XXX Augeas code needs tests. *)
+ "clear Augeas path",
+ "\
+Set the value associated with C<path> to C<NULL>. This
+is the same as the L<augtool(1)> C<clear> command.");
+
+ ("get_umask", (RInt "mask", []), 240, [FishOutput FishOutputOctal],
+ [InitEmpty, Always, TestOutputInt (
+ [["get_umask"]], 0o22)],
+ "get the current umask",
+ "\
+Return the current umask. By default the umask is C<022>
+unless it has been set by calling C<guestfs_umask>.");
+
+ ("debug_upload", (RErr, [FileIn "filename"; String "tmpname"; Int "mode"]), 241, [],
+ [],
+ "upload a file to the appliance (internal use only)",
+ "\
+The C<guestfs_debug_upload> command uploads a file to
+the libguestfs appliance.
+
+There is no comprehensive help for this command. You have
+to look at the file C<daemon/debug.c> in the libguestfs source
+to find out what it is for.");
+
+ ("base64_in", (RErr, [FileIn "base64file"; Pathname "filename"]), 242, [],
+ [InitBasicFS, Always, TestOutput (
+ [["base64_in"; "../images/hello.b64"; "/hello"];
+ ["cat"; "/hello"]], "hello\n")],
+ "upload base64-encoded data to file",
+ "\
+This command uploads base64-encoded data from C<base64file>
+to C<filename>.");
+
+ ("base64_out", (RErr, [Pathname "filename"; FileOut "base64file"]), 243, [],
+ [],
+ "download file and encode as base64",
+ "\
+This command downloads the contents of C<filename>, writing
+it out to local file C<base64file> encoded as base64.");
+
+ ("checksums_out", (RErr, [String "csumtype"; Pathname "directory"; FileOut "sumsfile"]), 244, [],
+ [],
+ "compute MD5, SHAx or CRC checksum of files in a directory",
+ "\
+This command computes the checksums of all regular files in
+C<directory> and then emits a list of those checksums to
+the local output file C<sumsfile>.
+
+This can be used for verifying the integrity of a virtual
+machine. However to be properly secure you should pay
+attention to the output of the checksum command (it uses
+the ones from GNU coreutils). In particular when the
+filename is not printable, coreutils uses a special
+backslash syntax. For more information, see the GNU
+coreutils info file.");
+
+ ("fill_pattern", (RErr, [String "pattern"; Int "len"; Pathname "path"]), 245, [],
+ [InitBasicFS, Always, TestOutputBuffer (
+ [["fill_pattern"; "abcdefghijklmnopqrstuvwxyz"; "28"; "/test"];
+ ["read_file"; "/test"]], "abcdefghijklmnopqrstuvwxyzab")],
+ "fill a file with a repeating pattern of bytes",
+ "\
+This function is like C<guestfs_fill> except that it creates
+a new file of length C<len> containing the repeating pattern
+of bytes in C<pattern>. The pattern is truncated if necessary
+to ensure the length of the file is exactly C<len> bytes.");
+
+]
+
+let all_functions = non_daemon_functions @ daemon_functions
+
+(* In some places we want the functions to be displayed sorted
+ * alphabetically, so this is useful:
+ *)
+let all_functions_sorted =
+ List.sort (fun (n1,_,_,_,_,_,_) (n2,_,_,_,_,_,_) ->
+ compare n1 n2) all_functions
+
+(* This is used to generate the src/MAX_PROC_NR file which
+ * contains the maximum procedure number, a surrogate for the
+ * ABI version number. See src/Makefile.am for the details.
+ *)
+let max_proc_nr =
+ let proc_nrs = List.map (
+ fun (_, _, proc_nr, _, _, _, _) -> proc_nr
+ ) daemon_functions in
+ List.fold_left max 0 proc_nrs
+
+(* Field types for structures. *)
+type field =
+ | FChar (* C 'char' (really, a 7 bit byte). *)
+ | FString (* nul-terminated ASCII string, NOT NULL. *)
+ | FBuffer (* opaque buffer of bytes, (char *, int) pair *)
+ | FUInt32
+ | FInt32
+ | FUInt64
+ | FInt64
+ | FBytes (* Any int measure that counts bytes. *)
+ | FUUID (* 32 bytes long, NOT nul-terminated. *)
+ | FOptPercent (* [0..100], or -1 meaning "not present". *)
+
+(* Because we generate extra parsing code for LVM command line tools,
+ * we have to pull out the LVM columns separately here.
+ *)
+let lvm_pv_cols = [
+ "pv_name", FString;
+ "pv_uuid", FUUID;
+ "pv_fmt", FString;
+ "pv_size", FBytes;
+ "dev_size", FBytes;
+ "pv_free", FBytes;
+ "pv_used", FBytes;
+ "pv_attr", FString (* XXX *);
+ "pv_pe_count", FInt64;
+ "pv_pe_alloc_count", FInt64;
+ "pv_tags", FString;
+ "pe_start", FBytes;
+ "pv_mda_count", FInt64;
+ "pv_mda_free", FBytes;
+ (* Not in Fedora 10:
+ "pv_mda_size", FBytes;
+ *)
+]
+let lvm_vg_cols = [
+ "vg_name", FString;
+ "vg_uuid", FUUID;
+ "vg_fmt", FString;
+ "vg_attr", FString (* XXX *);
+ "vg_size", FBytes;
+ "vg_free", FBytes;
+ "vg_sysid", FString;
+ "vg_extent_size", FBytes;
+ "vg_extent_count", FInt64;
+ "vg_free_count", FInt64;
+ "max_lv", FInt64;
+ "max_pv", FInt64;
+ "pv_count", FInt64;
+ "lv_count", FInt64;
+ "snap_count", FInt64;
+ "vg_seqno", FInt64;
+ "vg_tags", FString;
+ "vg_mda_count", FInt64;
+ "vg_mda_free", FBytes;
+ (* Not in Fedora 10:
+ "vg_mda_size", FBytes;
+ *)
+]
+let lvm_lv_cols = [
+ "lv_name", FString;
+ "lv_uuid", FUUID;
+ "lv_attr", FString (* XXX *);
+ "lv_major", FInt64;
+ "lv_minor", FInt64;
+ "lv_kernel_major", FInt64;
+ "lv_kernel_minor", FInt64;
+ "lv_size", FBytes;
+ "seg_count", FInt64;
+ "origin", FString;
+ "snap_percent", FOptPercent;
+ "copy_percent", FOptPercent;
+ "move_pv", FString;
+ "lv_tags", FString;
+ "mirror_log", FString;
+ "modules", FString;
+]
+
+(* Names and fields in all structures (in RStruct and RStructList)
+ * that we support.
+ *)
+let structs = [
+ (* The old RIntBool return type, only ever used for aug_defnode. Do
+ * not use this struct in any new code.
+ *)
+ "int_bool", [
+ "i", FInt32; (* for historical compatibility *)
+ "b", FInt32; (* for historical compatibility *)
+ ];
+
+ (* LVM PVs, VGs, LVs. *)
+ "lvm_pv", lvm_pv_cols;
+ "lvm_vg", lvm_vg_cols;
+ "lvm_lv", lvm_lv_cols;
+
+ (* Column names and types from stat structures.
+ * NB. Can't use things like 'st_atime' because glibc header files
+ * define some of these as macros. Ugh.
+ *)
+ "stat", [
+ "dev", FInt64;
+ "ino", FInt64;
+ "mode", FInt64;
+ "nlink", FInt64;
+ "uid", FInt64;
+ "gid", FInt64;
+ "rdev", FInt64;
+ "size", FInt64;
+ "blksize", FInt64;
+ "blocks", FInt64;
+ "atime", FInt64;
+ "mtime", FInt64;
+ "ctime", FInt64;
+ ];
+ "statvfs", [
+ "bsize", FInt64;
+ "frsize", FInt64;
+ "blocks", FInt64;
+ "bfree", FInt64;
+ "bavail", FInt64;
+ "files", FInt64;
+ "ffree", FInt64;
+ "favail", FInt64;
+ "fsid", FInt64;
+ "flag", FInt64;
+ "namemax", FInt64;
+ ];
+
+ (* Column names in dirent structure. *)
+ "dirent", [
+ "ino", FInt64;
+ (* 'b' 'c' 'd' 'f' (FIFO) 'l' 'r' (regular file) 's' 'u' '?' *)
+ "ftyp", FChar;
+ "name", FString;
+ ];
+
+ (* Version numbers. *)
+ "version", [
+ "major", FInt64;
+ "minor", FInt64;
+ "release", FInt64;
+ "extra", FString;
+ ];
+
+ (* Extended attribute. *)
+ "xattr", [
+ "attrname", FString;
+ "attrval", FBuffer;
+ ];
+
+ (* Inotify events. *)
+ "inotify_event", [
+ "in_wd", FInt64;
+ "in_mask", FUInt32;
+ "in_cookie", FUInt32;
+ "in_name", FString;
+ ];
+
+ (* Partition table entry. *)
+ "partition", [
+ "part_num", FInt32;
+ "part_start", FBytes;
+ "part_end", FBytes;
+ "part_size", FBytes;
+ ];
+] (* end of structs *)
+
+(* Ugh, Java has to be different ..
+ * These names are also used by the Haskell bindings.
+ *)
+let java_structs = [
+ "int_bool", "IntBool";
+ "lvm_pv", "PV";
+ "lvm_vg", "VG";
+ "lvm_lv", "LV";
+ "stat", "Stat";
+ "statvfs", "StatVFS";
+ "dirent", "Dirent";
+ "version", "Version";
+ "xattr", "XAttr";
+ "inotify_event", "INotifyEvent";
+ "partition", "Partition";
+]
+
+(* What structs are actually returned. *)
+type rstructs_used_t = RStructOnly | RStructListOnly | RStructAndList
+
+(* Returns a list of RStruct/RStructList structs that are returned
+ * by any function. Each element of returned list is a pair:
+ *
+ * (structname, RStructOnly)
+ * == there exists function which returns RStruct (_, structname)
+ * (structname, RStructListOnly)
+ * == there exists function which returns RStructList (_, structname)
+ * (structname, RStructAndList)
+ * == there are functions returning both RStruct (_, structname)
+ * and RStructList (_, structname)
+ *)
+let rstructs_used_by functions =
+ (* ||| is a "logical OR" for rstructs_used_t *)
+ let (|||) a b =
+ match a, b with
+ | RStructAndList, _
+ | _, RStructAndList -> RStructAndList
+ | RStructOnly, RStructListOnly
+ | RStructListOnly, RStructOnly -> RStructAndList
+ | RStructOnly, RStructOnly -> RStructOnly
+ | RStructListOnly, RStructListOnly -> RStructListOnly
+ in
+
+ let h = Hashtbl.create 13 in
+
+ (* if elem->oldv exists, update entry using ||| operator,
+ * else just add elem->newv to the hash
+ *)
+ let update elem newv =
+ try let oldv = Hashtbl.find h elem in
+ Hashtbl.replace h elem (newv ||| oldv)
+ with Not_found -> Hashtbl.add h elem newv
+ in
+
+ List.iter (
+ fun (_, style, _, _, _, _, _) ->
+ match fst style with
+ | RStruct (_, structname) -> update structname RStructOnly
+ | RStructList (_, structname) -> update structname RStructListOnly
+ | _ -> ()
+ ) functions;
+
+ (* return key->values as a list of (key,value) *)
+ Hashtbl.fold (fun key value xs -> (key, value) :: xs) h []
+
+(* Used for testing language bindings. *)
+type callt =
+ | CallString of string
+ | CallOptString of string option
+ | CallStringList of string list
+ | CallInt of int
+ | CallInt64 of int64
+ | CallBool of bool
+
+(* Used to memoize the result of pod2text. *)
+let pod2text_memo_filename = "src/.pod2text.data"
+let pod2text_memo : ((int * string * string), string list) Hashtbl.t =
+ try
+ let chan = open_in pod2text_memo_filename in
+ let v = input_value chan in
+ close_in chan;
+ v
+ with
+ _ -> Hashtbl.create 13
+let pod2text_memo_updated () =
+ let chan = open_out pod2text_memo_filename in
+ output_value chan pod2text_memo;
+ close_out chan
+
+(* Useful functions.
+ * Note we don't want to use any external OCaml libraries which
+ * makes this a bit harder than it should be.
+ *)
+module StringMap = Map.Make (String)
+
+let failwithf fs = ksprintf failwith fs
+
+let unique = let i = ref 0 in fun () -> incr i; !i
+
+let replace_char s c1 c2 =
+ let s2 = String.copy s in
+ let r = ref false in
+ for i = 0 to String.length s2 - 1 do
+ if String.unsafe_get s2 i = c1 then (
+ String.unsafe_set s2 i c2;
+ r := true
)
done;
if not !r then s else s2
let rec loop i =
if i <= len-sublen then (
let rec loop2 j =
- if j < sublen then (
- if s.[i+j] = sub.[j] then loop2 (j+1)
- else -1
- ) else
- i (* found *)
+ if j < sublen then (
+ if s.[i+j] = sub.[j] then loop2 (j+1)
+ else -1
+ ) else
+ i (* found *)
in
let r = loop2 0 in
if r = -1 then loop (i+1) else r
| 1 -> false
| i -> failwithf "%s: failed with error code %d" cmd i
+let rec filter_map f = function
+ | [] -> []
+ | x :: xs ->
+ match f x with
+ | Some y -> y :: filter_map f xs
+ | None -> filter_map f xs
+
let rec find_map f = function
| [] -> raise Not_found
| x :: xs ->
in
loop 0 xs
+let count_chars c str =
+ let count = ref 0 in
+ for i = 0 to String.length str - 1 do
+ if c = String.unsafe_get str i then incr count
+ done;
+ !count
+
let name_of_argt = function
- | String n | OptString n | StringList n | Bool n | Int n
+ | Pathname n | Device n | Dev_or_Path n | String n | OptString n
+ | StringList n | DeviceList n | Bool n | Int n | Int64 n
| FileIn n | FileOut n -> n
+let java_name_of_struct typ =
+ try List.assoc typ java_structs
+ with Not_found ->
+ failwithf
+ "java_name_of_struct: no java_structs entry corresponding to %s" typ
+
+let cols_of_struct typ =
+ try List.assoc typ structs
+ with Not_found ->
+ failwithf "cols_of_struct: unknown struct %s" typ
+
let seq_of_test = function
| TestRun s | TestOutput (s, _) | TestOutputList (s, _)
| TestOutputListOfDevices (s, _)
- | TestOutputInt (s, _) | TestOutputTrue s | TestOutputFalse s
- | TestOutputLength (s, _) | TestOutputStruct (s, _)
+ | TestOutputInt (s, _) | TestOutputIntOp (s, _, _)
+ | TestOutputTrue s | TestOutputFalse s
+ | TestOutputLength (s, _) | TestOutputBuffer (s, _)
+ | TestOutputStruct (s, _)
| TestLastFail s -> s
+(* Handling for function flags. *)
+let protocol_limit_warning =
+ "Because of the message protocol, there is a transfer limit
+of somewhere between 2MB and 4MB. See L<guestfs(3)/PROTOCOL LIMITS>."
+
+let danger_will_robinson =
+ "B<This command is dangerous. Without careful use you
+can easily destroy all your data>."
+
+let deprecation_notice flags =
+ try
+ let alt =
+ find_map (function DeprecatedBy str -> Some str | _ -> None) flags in
+ let txt =
+ sprintf "This function is deprecated.
+In new code, use the C<%s> call instead.
+
+Deprecated functions will not be removed from the API, but the
+fact that they are deprecated indicates that there are problems
+with correct use of these functions." alt in
+ Some txt
+ with
+ Not_found -> None
+
+(* Create list of optional groups. *)
+let optgroups =
+ let h = Hashtbl.create 13 in
+ List.iter (
+ fun (name, _, _, flags, _, _, _) ->
+ List.iter (
+ function
+ | Optional group ->
+ let names = try Hashtbl.find h group with Not_found -> [] in
+ Hashtbl.replace h group (name :: names)
+ | _ -> ()
+ ) flags
+ ) daemon_functions;
+ let groups = Hashtbl.fold (fun k _ ks -> k :: ks) h [] in
+ let groups =
+ List.map (
+ fun group -> group, List.sort compare (Hashtbl.find h group)
+ ) groups in
+ List.sort (fun x y -> compare (fst x) (fst y)) groups
+
(* Check function names etc. for consistency. *)
let check_functions () =
let contains_uppercase str =
let rec loop i =
if i >= len then false
else (
- let c = str.[i] in
- if c >= 'A' && c <= 'Z' then true
- else loop (i+1)
+ let c = str.[i] in
+ if c >= 'A' && c <= 'Z' then true
+ else loop (i+1)
)
in
loop 0
List.iter (
fun (name, _, _, _, _, _, _) ->
if String.length name >= 7 && String.sub name 0 7 = "guestfs" then
- failwithf "function name %s does not need 'guestfs' prefix" name;
+ failwithf "function name %s does not need 'guestfs' prefix" name;
if name = "" then
- failwithf "function name is empty";
+ failwithf "function name is empty";
if name.[0] < 'a' || name.[0] > 'z' then
- failwithf "function name %s must start with lowercase a-z" name;
+ failwithf "function name %s must start with lowercase a-z" name;
if String.contains name '-' then
- failwithf "function name %s should not contain '-', use '_' instead."
- name
+ failwithf "function name %s should not contain '-', use '_' instead."
+ name
) all_functions;
(* Check function parameter/return names. *)
List.iter (
fun (name, style, _, _, _, _, _) ->
let check_arg_ret_name n =
- if contains_uppercase n then
- failwithf "%s param/ret %s should not contain uppercase chars"
- name n;
- if String.contains n '-' || String.contains n '_' then
- failwithf "%s param/ret %s should not contain '-' or '_'"
- name n;
- if n = "value" then
- failwithf "%s has a param/ret called 'value', which causes conflicts in the OCaml bindings, use something like 'val' or a more descriptive name" name;
- if n = "int" || n = "char" || n = "short" || n = "long" then
- failwithf "%s has a param/ret which conflicts with a C type (eg. 'int', 'char' etc.)" name;
- if n = "i" || n = "n" then
- failwithf "%s has a param/ret called 'i' or 'n', which will cause some conflicts in the generated code" name;
- if n = "argv" || n = "args" then
- failwithf "%s has a param/ret called 'argv' or 'args', which will cause some conflicts in the generated code" name
+ if contains_uppercase n then
+ failwithf "%s param/ret %s should not contain uppercase chars"
+ name n;
+ if String.contains n '-' || String.contains n '_' then
+ failwithf "%s param/ret %s should not contain '-' or '_'"
+ name n;
+ if n = "value" then
+ failwithf "%s has a param/ret called 'value', which causes conflicts in the OCaml bindings, use something like 'val' or a more descriptive name" name;
+ if n = "int" || n = "char" || n = "short" || n = "long" then
+ failwithf "%s has a param/ret which conflicts with a C type (eg. 'int', 'char' etc.)" name;
+ if n = "i" || n = "n" then
+ failwithf "%s has a param/ret called 'i' or 'n', which will cause some conflicts in the generated code" name;
+ if n = "argv" || n = "args" then
+ failwithf "%s has a param/ret called 'argv' or 'args', which will cause some conflicts in the generated code" name;
+
+ (* List Haskell, OCaml and C keywords here.
+ * http://www.haskell.org/haskellwiki/Keywords
+ * http://caml.inria.fr/pub/docs/manual-ocaml/lex.html#operator-char
+ * http://en.wikipedia.org/wiki/C_syntax#Reserved_keywords
+ * Formatted via: cat c haskell ocaml|sort -u|grep -vE '_|^val$' \
+ * |perl -pe 's/(.+)/"$1";/'|fmt -70
+ * Omitting _-containing words, since they're handled above.
+ * Omitting the OCaml reserved word, "val", is ok,
+ * and saves us from renaming several parameters.
+ *)
+ let reserved = [
+ "and"; "as"; "asr"; "assert"; "auto"; "begin"; "break"; "case";
+ "char"; "class"; "const"; "constraint"; "continue"; "data";
+ "default"; "deriving"; "do"; "done"; "double"; "downto"; "else";
+ "end"; "enum"; "exception"; "extern"; "external"; "false"; "float";
+ "for"; "forall"; "foreign"; "fun"; "function"; "functor"; "goto";
+ "hiding"; "if"; "import"; "in"; "include"; "infix"; "infixl";
+ "infixr"; "inherit"; "initializer"; "inline"; "instance"; "int";
+ "interface";
+ "land"; "lazy"; "let"; "long"; "lor"; "lsl"; "lsr"; "lxor";
+ "match"; "mdo"; "method"; "mod"; "module"; "mutable"; "new";
+ "newtype"; "object"; "of"; "open"; "or"; "private"; "qualified";
+ "rec"; "register"; "restrict"; "return"; "short"; "sig"; "signed";
+ "sizeof"; "static"; "struct"; "switch"; "then"; "to"; "true"; "try";
+ "type"; "typedef"; "union"; "unsigned"; "virtual"; "void";
+ "volatile"; "when"; "where"; "while";
+ ] in
+ if List.mem n reserved then
+ failwithf "%s has param/ret using reserved word %s" name n;
in
(match fst style with
| RErr -> ()
- | RInt n | RInt64 n | RBool n | RConstString n | RString n
- | RStringList n | RPVList n | RVGList n | RLVList n
- | RStat n | RStatVFS n
- | RHashtable n ->
- check_arg_ret_name n
- | RIntBool (n,m) ->
- check_arg_ret_name n;
- check_arg_ret_name m
+ | RInt n | RInt64 n | RBool n
+ | RConstString n | RConstOptString n | RString n
+ | RStringList n | RStruct (n, _) | RStructList (n, _)
+ | RHashtable n | RBufferOut n ->
+ check_arg_ret_name n
);
List.iter (fun arg -> check_arg_ret_name (name_of_argt arg)) (snd style)
) all_functions;
List.iter (
fun (name, _, _, _, _, shortdesc, _) ->
if shortdesc.[0] <> Char.lowercase shortdesc.[0] then
- failwithf "short description of %s should begin with lowercase." name;
+ failwithf "short description of %s should begin with lowercase." name;
let c = shortdesc.[String.length shortdesc-1] in
if c = '\n' || c = '.' then
- failwithf "short description of %s should not end with . or \\n." name
+ failwithf "short description of %s should not end with . or \\n." name
) all_functions;
- (* Check long dscriptions. *)
+ (* Check long descriptions. *)
List.iter (
fun (name, _, _, _, _, _, longdesc) ->
if longdesc.[String.length longdesc-1] = '\n' then
- failwithf "long description of %s should not end with \\n." name
+ failwithf "long description of %s should not end with \\n." name
) all_functions;
(* Check proc_nrs. *)
List.iter (
fun (name, _, proc_nr, _, _, _, _) ->
if proc_nr <= 0 then
- failwithf "daemon function %s should have proc_nr > 0" name
+ failwithf "daemon function %s should have proc_nr > 0" name
) daemon_functions;
List.iter (
fun (name, _, proc_nr, _, _, _, _) ->
if proc_nr <> -1 then
- failwithf "non-daemon function %s should have proc_nr -1" name
+ failwithf "non-daemon function %s should have proc_nr -1" name
) non_daemon_functions;
let proc_nrs =
| [] -> ()
| [_] -> ()
| (name1,nr1) :: ((name2,nr2) :: _ as rest) when nr1 < nr2 ->
- loop rest
+ loop rest
| (name1,nr1) :: (name2,nr2) :: _ ->
- failwithf "%s and %s have conflicting procedure numbers (%d, %d)"
- name1 name2 nr1 nr2
+ failwithf "%s and %s have conflicting procedure numbers (%d, %d)"
+ name1 name2 nr1 nr2
in
loop proc_nrs;
*)
| name, _, _, _, [], _, _ -> ()
| name, _, _, _, tests, _, _ ->
- let funcs =
- List.map (
- fun (_, _, test) ->
- match seq_of_test test with
- | [] ->
- failwithf "%s has a test containing an empty sequence" name
- | cmds -> List.map List.hd cmds
- ) tests in
- let funcs = List.flatten funcs in
-
- let tested = List.mem name funcs in
-
- if not tested then
- failwithf "function %s has tests but does not test itself" name
+ let funcs =
+ List.map (
+ fun (_, _, test) ->
+ match seq_of_test test with
+ | [] ->
+ failwithf "%s has a test containing an empty sequence" name
+ | cmds -> List.map List.hd cmds
+ ) tests in
+ let funcs = List.flatten funcs in
+
+ let tested = List.mem name funcs in
+
+ if not tested then
+ failwithf "function %s has tests but does not test itself" name
) all_functions
(* 'pr' prints to the current output file. *)
-let chan = ref stdout
-let pr fs = ksprintf (output_string !chan) fs
+let chan = ref Pervasives.stdout
+let lines = ref 0
+let pr fs =
+ ksprintf
+ (fun str ->
+ let i = count_chars '\n' str in
+ lines := !lines + i;
+ output_string !chan str
+ ) fs
+
+let copyright_years =
+ let this_year = 1900 + (localtime (time ())).tm_year in
+ if this_year > 2009 then sprintf "2009-%04d" this_year else "2009"
(* Generate a header block in a number of standard styles. *)
-type comment_style = CStyle | HashStyle | OCamlStyle | HaskellStyle
-type license = GPLv2 | LGPLv2
+type comment_style =
+ CStyle | CPlusPlusStyle | HashStyle | OCamlStyle | HaskellStyle
+type license = GPLv2plus | LGPLv2plus
-let generate_header comment license =
+let generate_header ?(extra_inputs = []) comment license =
+ let inputs = "src/generator.ml" :: extra_inputs in
let c = match comment with
- | CStyle -> pr "/* "; " *"
- | HashStyle -> pr "# "; "#"
- | OCamlStyle -> pr "(* "; " *"
- | HaskellStyle -> pr "{- "; " " in
+ | CStyle -> pr "/* "; " *"
+ | CPlusPlusStyle -> pr "// "; "//"
+ | HashStyle -> pr "# "; "#"
+ | OCamlStyle -> pr "(* "; " *"
+ | HaskellStyle -> pr "{- "; " " in
pr "libguestfs generated file\n";
- pr "%s WARNING: THIS FILE IS GENERATED BY 'src/generator.ml'.\n" c;
+ pr "%s WARNING: THIS FILE IS GENERATED FROM:\n" c;
+ List.iter (pr "%s %s\n" c) inputs;
pr "%s ANY CHANGES YOU MAKE TO THIS FILE WILL BE LOST.\n" c;
pr "%s\n" c;
- pr "%s Copyright (C) 2009 Red Hat Inc.\n" c;
+ pr "%s Copyright (C) %s Red Hat Inc.\n" c copyright_years;
pr "%s\n" c;
(match license with
- | GPLv2 ->
+ | GPLv2plus ->
pr "%s This program is free software; you can redistribute it and/or modify\n" c;
pr "%s it under the terms of the GNU General Public License as published by\n" c;
pr "%s the Free Software Foundation; either version 2 of the License, or\n" c;
pr "%s with this program; if not, write to the Free Software Foundation, Inc.,\n" c;
pr "%s 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.\n" c;
- | LGPLv2 ->
+ | LGPLv2plus ->
pr "%s This library is free software; you can redistribute it and/or\n" c;
pr "%s modify it under the terms of the GNU Lesser General Public\n" c;
pr "%s License as published by the Free Software Foundation; either\n" c;
);
(match comment with
| CStyle -> pr " */\n"
+ | CPlusPlusStyle
| HashStyle -> ()
| OCamlStyle -> pr " *)\n"
| HaskellStyle -> pr "-}\n"
List.iter (
fun (shortname, style, _, flags, _, _, longdesc) ->
if not (List.mem NotInDocs flags) then (
- let name = "guestfs_" ^ shortname in
- pr "=head2 %s\n\n" name;
- pr " ";
- generate_prototype ~extern:false ~handle:"handle" name style;
- pr "\n\n";
- pr "%s\n\n" longdesc;
- (match fst style with
- | RErr ->
- pr "This function returns 0 on success or -1 on error.\n\n"
- | RInt _ ->
- pr "On error this function returns -1.\n\n"
- | RInt64 _ ->
- pr "On error this function returns -1.\n\n"
- | RBool _ ->
- pr "This function returns a C truth value on success or -1 on error.\n\n"
- | RConstString _ ->
- pr "This function returns a string, or NULL on error.
+ let name = "guestfs_" ^ shortname in
+ pr "=head2 %s\n\n" name;
+ pr " ";
+ generate_prototype ~extern:false ~handle:"g" name style;
+ pr "\n\n";
+ pr "%s\n\n" longdesc;
+ (match fst style with
+ | RErr ->
+ pr "This function returns 0 on success or -1 on error.\n\n"
+ | RInt _ ->
+ pr "On error this function returns -1.\n\n"
+ | RInt64 _ ->
+ pr "On error this function returns -1.\n\n"
+ | RBool _ ->
+ pr "This function returns a C truth value on success or -1 on error.\n\n"
+ | RConstString _ ->
+ pr "This function returns a string, or NULL on error.
The string is owned by the guest handle and must I<not> be freed.\n\n"
- | RString _ ->
- pr "This function returns a string, or NULL on error.
+ | RConstOptString _ ->
+ pr "This function returns a string which may be NULL.
+There is way to return an error from this function.
+The string is owned by the guest handle and must I<not> be freed.\n\n"
+ | RString _ ->
+ pr "This function returns a string, or NULL on error.
I<The caller must free the returned string after use>.\n\n"
- | RStringList _ ->
- pr "This function returns a NULL-terminated array of strings
+ | RStringList _ ->
+ pr "This function returns a NULL-terminated array of strings
(like L<environ(3)>), or NULL if there was an error.
I<The caller must free the strings and the array after use>.\n\n"
- | RIntBool _ ->
- pr "This function returns a C<struct guestfs_int_bool *>,
-or NULL if there was an error.
-I<The caller must call C<guestfs_free_int_bool> after use>.\n\n"
- | RPVList _ ->
- pr "This function returns a C<struct guestfs_lvm_pv_list *>
-(see E<lt>guestfs-structs.hE<gt>),
-or NULL if there was an error.
-I<The caller must call C<guestfs_free_lvm_pv_list> after use>.\n\n"
- | RVGList _ ->
- pr "This function returns a C<struct guestfs_lvm_vg_list *>
-(see E<lt>guestfs-structs.hE<gt>),
+ | RStruct (_, typ) ->
+ pr "This function returns a C<struct guestfs_%s *>,
or NULL if there was an error.
-I<The caller must call C<guestfs_free_lvm_vg_list> after use>.\n\n"
- | RLVList _ ->
- pr "This function returns a C<struct guestfs_lvm_lv_list *>
+I<The caller must call C<guestfs_free_%s> after use>.\n\n" typ typ
+ | RStructList (_, typ) ->
+ pr "This function returns a C<struct guestfs_%s_list *>
(see E<lt>guestfs-structs.hE<gt>),
or NULL if there was an error.
-I<The caller must call C<guestfs_free_lvm_lv_list> after use>.\n\n"
- | RStat _ ->
- pr "This function returns a C<struct guestfs_stat *>
-(see L<stat(2)> and E<lt>guestfs-structs.hE<gt>),
-or NULL if there was an error.
-I<The caller must call C<free> after use>.\n\n"
- | RStatVFS _ ->
- pr "This function returns a C<struct guestfs_statvfs *>
-(see L<statvfs(2)> and E<lt>guestfs-structs.hE<gt>),
-or NULL if there was an error.
-I<The caller must call C<free> after use>.\n\n"
- | RHashtable _ ->
- pr "This function returns a NULL-terminated array of
+I<The caller must call C<guestfs_free_%s_list> after use>.\n\n" typ typ
+ | RHashtable _ ->
+ pr "This function returns a NULL-terminated array of
strings, or NULL if there was an error.
The array of strings will always have length C<2n+1>, where
C<n> keys and values alternate, followed by the trailing NULL entry.
I<The caller must free the strings and the array after use>.\n\n"
- );
- if List.mem ProtocolLimitWarning flags then
- pr "%s\n\n" protocol_limit_warning;
- if List.mem DangerWillRobinson flags then
- pr "%s\n\n" danger_will_robinson
+ | RBufferOut _ ->
+ pr "This function returns a buffer, or NULL on error.
+The size of the returned buffer is written to C<*size_r>.
+I<The caller must free the returned buffer after use>.\n\n"
+ );
+ if List.mem ProtocolLimitWarning flags then
+ pr "%s\n\n" protocol_limit_warning;
+ if List.mem DangerWillRobinson flags then
+ pr "%s\n\n" danger_will_robinson;
+ match deprecation_notice flags with
+ | None -> ()
+ | Some txt -> pr "%s\n\n" txt
)
) all_functions_sorted
and generate_structs_pod () =
- (* LVM structs documentation. *)
+ (* Structs documentation. *)
List.iter (
fun (typ, cols) ->
- pr "=head2 guestfs_lvm_%s\n" typ;
+ pr "=head2 guestfs_%s\n" typ;
pr "\n";
- pr " struct guestfs_lvm_%s {\n" typ;
+ pr " struct guestfs_%s {\n" typ;
List.iter (
- function
- | name, `String -> pr " char *%s;\n" name
- | name, `UUID ->
- pr " /* The next field is NOT nul-terminated, be careful when printing it: */\n";
- pr " char %s[32];\n" name
- | name, `Bytes -> pr " uint64_t %s;\n" name
- | name, `Int -> pr " int64_t %s;\n" name
- | name, `OptPercent ->
- pr " /* The next field is [0..100] or -1 meaning 'not present': */\n";
- pr " float %s;\n" name
+ function
+ | name, FChar -> pr " char %s;\n" name
+ | name, FUInt32 -> pr " uint32_t %s;\n" name
+ | name, FInt32 -> pr " int32_t %s;\n" name
+ | name, (FUInt64|FBytes) -> pr " uint64_t %s;\n" name
+ | name, FInt64 -> pr " int64_t %s;\n" name
+ | name, FString -> pr " char *%s;\n" name
+ | name, FBuffer ->
+ pr " /* The next two fields describe a byte array. */\n";
+ pr " uint32_t %s_len;\n" name;
+ pr " char *%s;\n" name
+ | name, FUUID ->
+ pr " /* The next field is NOT nul-terminated, be careful when printing it: */\n";
+ pr " char %s[32];\n" name
+ | name, FOptPercent ->
+ pr " /* The next field is [0..100] or -1 meaning 'not present': */\n";
+ pr " float %s;\n" name
) cols;
+ pr " };\n";
pr " \n";
- pr " struct guestfs_lvm_%s_list {\n" typ;
+ pr " struct guestfs_%s_list {\n" typ;
pr " uint32_t len; /* Number of elements in list. */\n";
- pr " struct guestfs_lvm_%s *val; /* Elements. */\n" typ;
+ pr " struct guestfs_%s *val; /* Elements. */\n" typ;
pr " };\n";
pr " \n";
- pr " void guestfs_free_lvm_%s_list (struct guestfs_free_lvm_%s_list *);\n"
- typ typ;
+ pr " void guestfs_free_%s (struct guestfs_free_%s *);\n" typ typ;
+ pr " void guestfs_free_%s_list (struct guestfs_free_%s_list *);\n"
+ typ typ;
+ pr "\n"
+ ) structs
+
+and generate_availability_pod () =
+ (* Availability documentation. *)
+ pr "=over 4\n";
+ pr "\n";
+ List.iter (
+ fun (group, functions) ->
+ pr "=item B<%s>\n" group;
+ pr "\n";
+ pr "The following functions:\n";
+ List.iter (pr "L</guestfs_%s>\n") functions;
pr "\n"
- ) ["pv", pv_cols; "vg", vg_cols; "lv", lv_cols]
+ ) optgroups;
+ pr "=back\n";
+ pr "\n"
(* Generate the protocol (XDR) file, 'guestfs_protocol.x' and
* indirectly 'guestfs_protocol.h' and 'guestfs_protocol.c'.
* This header is NOT exported to clients, but see also generate_structs_h.
*)
and generate_xdr () =
- generate_header CStyle LGPLv2;
+ generate_header CStyle LGPLv2plus;
(* This has to be defined to get around a limitation in Sun's rpcgen. *)
pr "typedef string str<>;\n";
pr "\n";
- (* LVM internal structures. *)
- List.iter (
- function
- | typ, cols ->
- pr "struct guestfs_lvm_int_%s {\n" typ;
- List.iter (function
- | name, `String -> pr " string %s<>;\n" name
- | name, `UUID -> pr " opaque %s[32];\n" name
- | name, `Bytes -> pr " hyper %s;\n" name
- | name, `Int -> pr " hyper %s;\n" name
- | name, `OptPercent -> pr " float %s;\n" name
- ) cols;
- pr "};\n";
- pr "\n";
- pr "typedef struct guestfs_lvm_int_%s guestfs_lvm_int_%s_list<>;\n" typ typ;
- pr "\n";
- ) ["pv", pv_cols; "vg", vg_cols; "lv", lv_cols];
-
- (* Stat internal structures. *)
+ (* Internal structures. *)
List.iter (
function
| typ, cols ->
- pr "struct guestfs_int_%s {\n" typ;
- List.iter (function
- | name, `Int -> pr " hyper %s;\n" name
- ) cols;
- pr "};\n";
- pr "\n";
- ) ["stat", stat_cols; "statvfs", statvfs_cols];
+ pr "struct guestfs_int_%s {\n" typ;
+ List.iter (function
+ | name, FChar -> pr " char %s;\n" name
+ | name, FString -> pr " string %s<>;\n" name
+ | name, FBuffer -> pr " opaque %s<>;\n" name
+ | name, FUUID -> pr " opaque %s[32];\n" name
+ | name, (FInt32|FUInt32) -> pr " int %s;\n" name
+ | name, (FInt64|FUInt64|FBytes) -> pr " hyper %s;\n" name
+ | name, FOptPercent -> pr " float %s;\n" name
+ ) cols;
+ pr "};\n";
+ pr "\n";
+ pr "typedef struct guestfs_int_%s guestfs_int_%s_list<>;\n" typ typ;
+ pr "\n";
+ ) structs;
List.iter (
fun (shortname, style, _, _, _, _, _) ->
(match snd style with
| [] -> ()
| args ->
- pr "struct %s_args {\n" name;
- List.iter (
- function
- | String n -> pr " string %s<>;\n" n
- | OptString n -> pr " str *%s;\n" n
- | StringList n -> pr " str %s<>;\n" n
- | Bool n -> pr " bool %s;\n" n
- | Int n -> pr " int %s;\n" n
- | FileIn _ | FileOut _ -> ()
- ) args;
- pr "};\n\n"
+ pr "struct %s_args {\n" name;
+ List.iter (
+ function
+ | Pathname n | Device n | Dev_or_Path n | String n ->
+ pr " string %s<>;\n" n
+ | OptString n -> pr " str *%s;\n" n
+ | StringList n | DeviceList n -> pr " str %s<>;\n" n
+ | Bool n -> pr " bool %s;\n" n
+ | Int n -> pr " int %s;\n" n
+ | Int64 n -> pr " hyper %s;\n" n
+ | FileIn _ | FileOut _ -> ()
+ ) args;
+ pr "};\n\n"
);
(match fst style with
| RErr -> ()
| RInt n ->
- pr "struct %s_ret {\n" name;
- pr " int %s;\n" n;
- pr "};\n\n"
+ pr "struct %s_ret {\n" name;
+ pr " int %s;\n" n;
+ pr "};\n\n"
| RInt64 n ->
- pr "struct %s_ret {\n" name;
- pr " hyper %s;\n" n;
- pr "};\n\n"
+ pr "struct %s_ret {\n" name;
+ pr " hyper %s;\n" n;
+ pr "};\n\n"
| RBool n ->
- pr "struct %s_ret {\n" name;
- pr " bool %s;\n" n;
- pr "};\n\n"
- | RConstString _ ->
- failwithf "RConstString cannot be returned from a daemon function"
+ pr "struct %s_ret {\n" name;
+ pr " bool %s;\n" n;
+ pr "};\n\n"
+ | RConstString _ | RConstOptString _ ->
+ failwithf "RConstString|RConstOptString cannot be used by daemon functions"
| RString n ->
- pr "struct %s_ret {\n" name;
- pr " string %s<>;\n" n;
- pr "};\n\n"
+ pr "struct %s_ret {\n" name;
+ pr " string %s<>;\n" n;
+ pr "};\n\n"
| RStringList n ->
- pr "struct %s_ret {\n" name;
- pr " str %s<>;\n" n;
- pr "};\n\n"
- | RIntBool (n,m) ->
- pr "struct %s_ret {\n" name;
- pr " int %s;\n" n;
- pr " bool %s;\n" m;
- pr "};\n\n"
- | RPVList n ->
- pr "struct %s_ret {\n" name;
- pr " guestfs_lvm_int_pv_list %s;\n" n;
- pr "};\n\n"
- | RVGList n ->
- pr "struct %s_ret {\n" name;
- pr " guestfs_lvm_int_vg_list %s;\n" n;
- pr "};\n\n"
- | RLVList n ->
- pr "struct %s_ret {\n" name;
- pr " guestfs_lvm_int_lv_list %s;\n" n;
- pr "};\n\n"
- | RStat n ->
- pr "struct %s_ret {\n" name;
- pr " guestfs_int_stat %s;\n" n;
- pr "};\n\n"
- | RStatVFS n ->
- pr "struct %s_ret {\n" name;
- pr " guestfs_int_statvfs %s;\n" n;
- pr "};\n\n"
+ pr "struct %s_ret {\n" name;
+ pr " str %s<>;\n" n;
+ pr "};\n\n"
+ | RStruct (n, typ) ->
+ pr "struct %s_ret {\n" name;
+ pr " guestfs_int_%s %s;\n" typ n;
+ pr "};\n\n"
+ | RStructList (n, typ) ->
+ pr "struct %s_ret {\n" name;
+ pr " guestfs_int_%s_list %s;\n" typ n;
+ pr "};\n\n"
| RHashtable n ->
- pr "struct %s_ret {\n" name;
- pr " str %s<>;\n" n;
- pr "};\n\n"
+ pr "struct %s_ret {\n" name;
+ pr " str %s<>;\n" n;
+ pr "};\n\n"
+ | RBufferOut n ->
+ pr "struct %s_ret {\n" name;
+ pr " opaque %s<>;\n" n;
+ pr "};\n\n"
);
) daemon_functions;
(* Having to choose a maximum message size is annoying for several
* reasons (it limits what we can do in the API), but it (a) makes
* the protocol a lot simpler, and (b) provides a bound on the size
- * of the daemon which operates in limited memory space. For large
- * file transfers you should use FTP.
+ * of the daemon which operates in limited memory space.
*)
pr "const GUESTFS_MESSAGE_MAX = %d;\n" (4 * 1024 * 1024);
pr "\n";
(* Generate the guestfs-structs.h file. *)
and generate_structs_h () =
- generate_header CStyle LGPLv2;
+ generate_header CStyle LGPLv2plus;
(* This is a public exported header file containing various
* structures. The structures are carefully written to have
* must be identical to what rpcgen / the RFC defines.
*)
- (* guestfs_int_bool structure. *)
- pr "struct guestfs_int_bool {\n";
- pr " int32_t i;\n";
- pr " int32_t b;\n";
- pr "};\n";
- pr "\n";
-
- (* LVM public structures. *)
- List.iter (
- function
- | typ, cols ->
- pr "struct guestfs_lvm_%s {\n" typ;
- List.iter (
- function
- | name, `String -> pr " char *%s;\n" name
- | name, `UUID -> pr " char %s[32]; /* this is NOT nul-terminated, be careful when printing */\n" name
- | name, `Bytes -> pr " uint64_t %s;\n" name
- | name, `Int -> pr " int64_t %s;\n" name
- | name, `OptPercent -> pr " float %s; /* [0..100] or -1 */\n" name
- ) cols;
- pr "};\n";
- pr "\n";
- pr "struct guestfs_lvm_%s_list {\n" typ;
- pr " uint32_t len;\n";
- pr " struct guestfs_lvm_%s *val;\n" typ;
- pr "};\n";
- pr "\n"
- ) ["pv", pv_cols; "vg", vg_cols; "lv", lv_cols];
-
- (* Stat structures. *)
+ (* Public structures. *)
List.iter (
- function
- | typ, cols ->
- pr "struct guestfs_%s {\n" typ;
- List.iter (
- function
- | name, `Int -> pr " int64_t %s;\n" name
- ) cols;
- pr "};\n";
- pr "\n"
- ) ["stat", stat_cols; "statvfs", statvfs_cols]
+ fun (typ, cols) ->
+ pr "struct guestfs_%s {\n" typ;
+ List.iter (
+ function
+ | name, FChar -> pr " char %s;\n" name
+ | name, FString -> pr " char *%s;\n" name
+ | name, FBuffer ->
+ pr " uint32_t %s_len;\n" name;
+ pr " char *%s;\n" name
+ | name, FUUID -> pr " char %s[32]; /* this is NOT nul-terminated, be careful when printing */\n" name
+ | name, FUInt32 -> pr " uint32_t %s;\n" name
+ | name, FInt32 -> pr " int32_t %s;\n" name
+ | name, (FUInt64|FBytes) -> pr " uint64_t %s;\n" name
+ | name, FInt64 -> pr " int64_t %s;\n" name
+ | name, FOptPercent -> pr " float %s; /* [0..100] or -1 */\n" name
+ ) cols;
+ pr "};\n";
+ pr "\n";
+ pr "struct guestfs_%s_list {\n" typ;
+ pr " uint32_t len;\n";
+ pr " struct guestfs_%s *val;\n" typ;
+ pr "};\n";
+ pr "\n";
+ pr "extern void guestfs_free_%s (struct guestfs_%s *);\n" typ typ;
+ pr "extern void guestfs_free_%s_list (struct guestfs_%s_list *);\n" typ typ;
+ pr "\n"
+ ) structs
(* Generate the guestfs-actions.h file. *)
and generate_actions_h () =
- generate_header CStyle LGPLv2;
+ generate_header CStyle LGPLv2plus;
List.iter (
fun (shortname, style, _, _, _, _, _) ->
let name = "guestfs_" ^ shortname in
- generate_prototype ~single_line:true ~newline:true ~handle:"handle"
- name style
+ generate_prototype ~single_line:true ~newline:true ~handle:"g"
+ name style
) all_functions
+(* Generate the guestfs-internal-actions.h file. *)
+and generate_internal_actions_h () =
+ generate_header CStyle LGPLv2plus;
+ List.iter (
+ fun (shortname, style, _, _, _, _, _) ->
+ let name = "guestfs__" ^ shortname in
+ generate_prototype ~single_line:true ~newline:true ~handle:"g"
+ name style
+ ) non_daemon_functions
+
(* Generate the client-side dispatch stubs. *)
and generate_client_actions () =
- generate_header CStyle LGPLv2;
+ generate_header CStyle LGPLv2plus;
pr "\
#include <stdio.h>
#include <stdlib.h>
+#include <stdint.h>
+#include <string.h>
+#include <inttypes.h>
#include \"guestfs.h\"
+#include \"guestfs-internal.h\"
+#include \"guestfs-internal-actions.h\"
#include \"guestfs_protocol.h\"
#define error guestfs_error
-#define perrorf guestfs_perrorf
+//#define perrorf guestfs_perrorf
#define safe_malloc guestfs_safe_malloc
#define safe_realloc guestfs_safe_realloc
-#define safe_strdup guestfs_safe_strdup
+//#define safe_strdup guestfs_safe_strdup
#define safe_memdup guestfs_safe_memdup
/* Check the return message from a call for validity. */
static int
check_reply_header (guestfs_h *g,
const struct guestfs_message_header *hdr,
- int proc_nr, int serial)
+ unsigned int proc_nr, unsigned int serial)
{
if (hdr->prog != GUESTFS_PROGRAM) {
error (g, \"wrong program (%%d/%%d)\", hdr->prog, GUESTFS_PROGRAM);
}
if (hdr->vers != GUESTFS_PROTOCOL_VERSION) {
error (g, \"wrong protocol version (%%d/%%d)\",
- hdr->vers, GUESTFS_PROTOCOL_VERSION);
+ hdr->vers, GUESTFS_PROTOCOL_VERSION);
return -1;
}
if (hdr->direction != GUESTFS_DIRECTION_REPLY) {
error (g, \"unexpected message direction (%%d/%%d)\",
- hdr->direction, GUESTFS_DIRECTION_REPLY);
+ hdr->direction, GUESTFS_DIRECTION_REPLY);
return -1;
}
if (hdr->proc != proc_nr) {
static int
check_state (guestfs_h *g, const char *caller)
{
- if (!guestfs_is_ready (g)) {
- if (guestfs_is_config (g))
- error (g, \"%%s: call launch() before using this function\",
- caller);
- else if (guestfs_is_launching (g))
- error (g, \"%%s: call wait_ready() before using this function\",
+ if (!guestfs__is_ready (g)) {
+ if (guestfs__is_config (g) || guestfs__is_launching (g))
+ error (g, \"%%s: call launch before using this function\\n(in guestfish, don't forget to use the 'run' command)\",
caller);
else
error (g, \"%%s called from the wrong state, %%d != READY\",
- caller, guestfs_get_state (g));
+ caller, guestfs__get_state (g));
return -1;
}
return 0;
";
- (* Client-side stubs for each function. *)
+ (* Generate code to generate guestfish call traces. *)
+ let trace_call shortname style =
+ pr " if (guestfs__get_trace (g)) {\n";
+
+ let needs_i =
+ List.exists (function
+ | StringList _ | DeviceList _ -> true
+ | _ -> false) (snd style) in
+ if needs_i then (
+ pr " int i;\n";
+ pr "\n"
+ );
+
+ pr " printf (\"%s\");\n" shortname;
+ List.iter (
+ function
+ | String n (* strings *)
+ | Device n
+ | Pathname n
+ | Dev_or_Path n
+ | FileIn n
+ | FileOut n ->
+ (* guestfish doesn't support string escaping, so neither do we *)
+ pr " printf (\" \\\"%%s\\\"\", %s);\n" n
+ | OptString n -> (* string option *)
+ pr " if (%s) printf (\" \\\"%%s\\\"\", %s);\n" n n;
+ pr " else printf (\" null\");\n"
+ | StringList n
+ | DeviceList n -> (* string list *)
+ pr " putchar (' ');\n";
+ pr " putchar ('\"');\n";
+ pr " for (i = 0; %s[i]; ++i) {\n" n;
+ pr " if (i > 0) putchar (' ');\n";
+ pr " fputs (%s[i], stdout);\n" n;
+ pr " }\n";
+ pr " putchar ('\"');\n";
+ | Bool n -> (* boolean *)
+ pr " fputs (%s ? \" true\" : \" false\", stdout);\n" n
+ | Int n -> (* int *)
+ pr " printf (\" %%d\", %s);\n" n
+ | Int64 n ->
+ pr " printf (\" %%\" PRIi64, %s);\n" n
+ ) (snd style);
+ pr " putchar ('\\n');\n";
+ pr " }\n";
+ pr "\n";
+ in
+
+ (* For non-daemon functions, generate a wrapper around each function. *)
List.iter (
fun (shortname, style, _, _, _, _, _) ->
let name = "guestfs_" ^ shortname in
- (* Generate the context struct which stores the high-level
- * state between callback functions.
- *)
- pr "struct %s_ctx {\n" shortname;
- pr " /* This flag is set by the callbacks, so we know we've done\n";
- pr " * the callbacks as expected, and in the right sequence.\n";
- pr " * 0 = not called, 1 = reply_cb called.\n";
- pr " */\n";
- pr " int cb_sequence;\n";
- pr " struct guestfs_message_header hdr;\n";
- pr " struct guestfs_message_error err;\n";
- (match fst style with
- | RErr -> ()
- | RConstString _ ->
- failwithf "RConstString cannot be returned from a daemon function"
- | RInt _ | RInt64 _
- | RBool _ | RString _ | RStringList _
- | RIntBool _
- | RPVList _ | RVGList _ | RLVList _
- | RStat _ | RStatVFS _
- | RHashtable _ ->
- pr " struct %s_ret ret;\n" name
- );
- pr "};\n";
- pr "\n";
-
- (* Generate the reply callback function. *)
- pr "static void %s_reply_cb (guestfs_h *g, void *data, XDR *xdr)\n" shortname;
+ generate_prototype ~extern:false ~semicolon:false ~newline:true
+ ~handle:"g" name style;
pr "{\n";
- pr " guestfs_main_loop *ml = guestfs_get_main_loop (g);\n";
- pr " struct %s_ctx *ctx = (struct %s_ctx *) data;\n" shortname shortname;
- pr "\n";
- pr " /* This should definitely not happen. */\n";
- pr " if (ctx->cb_sequence != 0) {\n";
- pr " ctx->cb_sequence = 9999;\n";
- pr " error (g, \"%%s: internal error: reply callback called twice\", \"%s\");\n" name;
- pr " return;\n";
- pr " }\n";
- pr "\n";
- pr " ml->main_loop_quit (ml, g);\n";
- pr "\n";
- pr " if (!xdr_guestfs_message_header (xdr, &ctx->hdr)) {\n";
- pr " error (g, \"%%s: failed to parse reply header\", \"%s\");\n" name;
- pr " return;\n";
- pr " }\n";
- pr " if (ctx->hdr.status == GUESTFS_STATUS_ERROR) {\n";
- pr " if (!xdr_guestfs_message_error (xdr, &ctx->err)) {\n";
- pr " error (g, \"%%s: failed to parse reply error\", \"%s\");\n"
- name;
- pr " return;\n";
- pr " }\n";
- pr " goto done;\n";
- pr " }\n";
-
- (match fst style with
- | RErr -> ()
- | RConstString _ ->
- failwithf "RConstString cannot be returned from a daemon function"
- | RInt _ | RInt64 _
- | RBool _ | RString _ | RStringList _
- | RIntBool _
- | RPVList _ | RVGList _ | RLVList _
- | RStat _ | RStatVFS _
- | RHashtable _ ->
- pr " if (!xdr_%s_ret (xdr, &ctx->ret)) {\n" name;
- pr " error (g, \"%%s: failed to parse reply\", \"%s\");\n" name;
- pr " return;\n";
- pr " }\n";
- );
+ trace_call shortname style;
+ pr " return guestfs__%s " shortname;
+ generate_c_call_args ~handle:"g" style;
+ pr ";\n";
+ pr "}\n";
+ pr "\n"
+ ) non_daemon_functions;
- pr " done:\n";
- pr " ctx->cb_sequence = 1;\n";
- pr "}\n\n";
+ (* Client-side stubs for each function. *)
+ List.iter (
+ fun (shortname, style, _, _, _, _, _) ->
+ let name = "guestfs_" ^ shortname in
(* Generate the action stub. *)
generate_prototype ~extern:false ~semicolon:false ~newline:true
- ~handle:"g" name style;
+ ~handle:"g" name style;
let error_code =
- match fst style with
- | RErr | RInt _ | RInt64 _ | RBool _ -> "-1"
- | RConstString _ ->
- failwithf "RConstString cannot be returned from a daemon function"
- | RString _ | RStringList _ | RIntBool _
- | RPVList _ | RVGList _ | RLVList _
- | RStat _ | RStatVFS _
- | RHashtable _ ->
- "NULL" in
+ match fst style with
+ | RErr | RInt _ | RInt64 _ | RBool _ -> "-1"
+ | RConstString _ | RConstOptString _ ->
+ failwithf "RConstString|RConstOptString cannot be used by daemon functions"
+ | RString _ | RStringList _
+ | RStruct _ | RStructList _
+ | RHashtable _ | RBufferOut _ ->
+ "NULL" in
pr "{\n";
| _ -> pr " struct %s_args args;\n" name
);
- pr " struct %s_ctx ctx;\n" shortname;
- pr " guestfs_main_loop *ml = guestfs_get_main_loop (g);\n";
+ pr " guestfs_message_header hdr;\n";
+ pr " guestfs_message_error err;\n";
+ let has_ret =
+ match fst style with
+ | RErr -> false
+ | RConstString _ | RConstOptString _ ->
+ failwithf "RConstString|RConstOptString cannot be used by daemon functions"
+ | RInt _ | RInt64 _
+ | RBool _ | RString _ | RStringList _
+ | RStruct _ | RStructList _
+ | RHashtable _ | RBufferOut _ ->
+ pr " struct %s_ret ret;\n" name;
+ true in
+
pr " int serial;\n";
+ pr " int r;\n";
pr "\n";
- pr " if (check_state (g, \"%s\") == -1) return %s;\n" name error_code;
- pr " guestfs_set_busy (g);\n";
- pr "\n";
- pr " memset (&ctx, 0, sizeof ctx);\n";
+ trace_call shortname style;
+ pr " if (check_state (g, \"%s\") == -1) return %s;\n"
+ shortname error_code;
+ pr " guestfs___set_busy (g);\n";
pr "\n";
(* Send the main header and arguments. *)
(match snd style with
| [] ->
- pr " serial = guestfs__send_sync (g, GUESTFS_PROC_%s, NULL, NULL);\n"
- (String.uppercase shortname)
+ pr " serial = guestfs___send (g, GUESTFS_PROC_%s, NULL, NULL);\n"
+ (String.uppercase shortname)
| args ->
- List.iter (
- function
- | String n ->
- pr " args.%s = (char *) %s;\n" n n
- | OptString n ->
- pr " args.%s = %s ? (char **) &%s : NULL;\n" n n n
- | StringList n ->
- pr " args.%s.%s_val = (char **) %s;\n" n n n;
- pr " for (args.%s.%s_len = 0; %s[args.%s.%s_len]; args.%s.%s_len++) ;\n" n n n n n n n;
- | Bool n ->
- pr " args.%s = %s;\n" n n
- | Int n ->
- pr " args.%s = %s;\n" n n
- | FileIn _ | FileOut _ -> ()
- ) args;
- pr " serial = guestfs__send_sync (g, GUESTFS_PROC_%s,\n"
- (String.uppercase shortname);
- pr " (xdrproc_t) xdr_%s_args, (char *) &args);\n"
- name;
+ List.iter (
+ function
+ | Pathname n | Device n | Dev_or_Path n | String n ->
+ pr " args.%s = (char *) %s;\n" n n
+ | OptString n ->
+ pr " args.%s = %s ? (char **) &%s : NULL;\n" n n n
+ | StringList n | DeviceList n ->
+ pr " args.%s.%s_val = (char **) %s;\n" n n n;
+ pr " for (args.%s.%s_len = 0; %s[args.%s.%s_len]; args.%s.%s_len++) ;\n" n n n n n n n;
+ | Bool n ->
+ pr " args.%s = %s;\n" n n
+ | Int n ->
+ pr " args.%s = %s;\n" n n
+ | Int64 n ->
+ pr " args.%s = %s;\n" n n
+ | FileIn _ | FileOut _ -> ()
+ ) args;
+ pr " serial = guestfs___send (g, GUESTFS_PROC_%s,\n"
+ (String.uppercase shortname);
+ pr " (xdrproc_t) xdr_%s_args, (char *) &args);\n"
+ name;
);
pr " if (serial == -1) {\n";
- pr " guestfs_end_busy (g);\n";
+ pr " guestfs___end_busy (g);\n";
pr " return %s;\n" error_code;
pr " }\n";
pr "\n";
(* Send any additional files (FileIn) requested. *)
let need_read_reply_label = ref false in
List.iter (
- function
- | FileIn n ->
- pr " {\n";
- pr " int r;\n";
- pr "\n";
- pr " r = guestfs__send_file_sync (g, %s);\n" n;
- pr " if (r == -1) {\n";
- pr " guestfs_end_busy (g);\n";
- pr " return %s;\n" error_code;
- pr " }\n";
- pr " if (r == -2) /* daemon cancelled */\n";
- pr " goto read_reply;\n";
- need_read_reply_label := true;
- pr " }\n";
- pr "\n";
- | _ -> ()
+ function
+ | FileIn n ->
+ pr " r = guestfs___send_file (g, %s);\n" n;
+ pr " if (r == -1) {\n";
+ pr " guestfs___end_busy (g);\n";
+ pr " return %s;\n" error_code;
+ pr " }\n";
+ pr " if (r == -2) /* daemon cancelled */\n";
+ pr " goto read_reply;\n";
+ need_read_reply_label := true;
+ pr "\n";
+ | _ -> ()
) (snd style);
(* Wait for the reply from the remote end. *)
if !need_read_reply_label then pr " read_reply:\n";
- pr " guestfs__switch_to_receiving (g);\n";
- pr " ctx.cb_sequence = 0;\n";
- pr " guestfs_set_reply_callback (g, %s_reply_cb, &ctx);\n" shortname;
- pr " (void) ml->main_loop_run (ml, g);\n";
- pr " guestfs_set_reply_callback (g, NULL, NULL);\n";
- pr " if (ctx.cb_sequence != 1) {\n";
- pr " error (g, \"%%s reply failed, see earlier error messages\", \"%s\");\n" name;
- pr " guestfs_end_busy (g);\n";
+ pr " memset (&hdr, 0, sizeof hdr);\n";
+ pr " memset (&err, 0, sizeof err);\n";
+ if has_ret then pr " memset (&ret, 0, sizeof ret);\n";
+ pr "\n";
+ pr " r = guestfs___recv (g, \"%s\", &hdr, &err,\n " shortname;
+ if not has_ret then
+ pr "NULL, NULL"
+ else
+ pr "(xdrproc_t) xdr_guestfs_%s_ret, (char *) &ret" shortname;
+ pr ");\n";
+
+ pr " if (r == -1) {\n";
+ pr " guestfs___end_busy (g);\n";
pr " return %s;\n" error_code;
pr " }\n";
pr "\n";
- pr " if (check_reply_header (g, &ctx.hdr, GUESTFS_PROC_%s, serial) == -1) {\n"
- (String.uppercase shortname);
- pr " guestfs_end_busy (g);\n";
+ pr " if (check_reply_header (g, &hdr, GUESTFS_PROC_%s, serial) == -1) {\n"
+ (String.uppercase shortname);
+ pr " guestfs___end_busy (g);\n";
pr " return %s;\n" error_code;
pr " }\n";
pr "\n";
- pr " if (ctx.hdr.status == GUESTFS_STATUS_ERROR) {\n";
- pr " error (g, \"%%s\", ctx.err.error_message);\n";
- pr " free (ctx.err.error_message);\n";
- pr " guestfs_end_busy (g);\n";
+ pr " if (hdr.status == GUESTFS_STATUS_ERROR) {\n";
+ pr " error (g, \"%%s: %%s\", \"%s\", err.error_message);\n" shortname;
+ pr " free (err.error_message);\n";
+ pr " guestfs___end_busy (g);\n";
pr " return %s;\n" error_code;
pr " }\n";
pr "\n";
(* Expecting to receive further files (FileOut)? *)
List.iter (
- function
- | FileOut n ->
- pr " if (guestfs__receive_file_sync (g, %s) == -1) {\n" n;
- pr " guestfs_end_busy (g);\n";
- pr " return %s;\n" error_code;
- pr " }\n";
- pr "\n";
- | _ -> ()
+ function
+ | FileOut n ->
+ pr " if (guestfs___recv_file (g, %s) == -1) {\n" n;
+ pr " guestfs___end_busy (g);\n";
+ pr " return %s;\n" error_code;
+ pr " }\n";
+ pr "\n";
+ | _ -> ()
) (snd style);
- pr " guestfs_end_busy (g);\n";
+ pr " guestfs___end_busy (g);\n";
(match fst style with
| RErr -> pr " return 0;\n"
| RInt n | RInt64 n | RBool n ->
- pr " return ctx.ret.%s;\n" n
- | RConstString _ ->
- failwithf "RConstString cannot be returned from a daemon function"
+ pr " return ret.%s;\n" n
+ | RConstString _ | RConstOptString _ ->
+ failwithf "RConstString|RConstOptString cannot be used by daemon functions"
| RString n ->
- pr " return ctx.ret.%s; /* caller will free */\n" n
+ pr " return ret.%s; /* caller will free */\n" n
| RStringList n | RHashtable n ->
- pr " /* caller will free this, but we need to add a NULL entry */\n";
- pr " ctx.ret.%s.%s_val =\n" n n;
- pr " safe_realloc (g, ctx.ret.%s.%s_val,\n" n n;
- pr " sizeof (char *) * (ctx.ret.%s.%s_len + 1));\n"
- n n;
- pr " ctx.ret.%s.%s_val[ctx.ret.%s.%s_len] = NULL;\n" n n n n;
- pr " return ctx.ret.%s.%s_val;\n" n n
- | RIntBool _ ->
- pr " /* caller with free this */\n";
- pr " return safe_memdup (g, &ctx.ret, sizeof (ctx.ret));\n"
- | RPVList n | RVGList n | RLVList n
- | RStat n | RStatVFS n ->
- pr " /* caller will free this */\n";
- pr " return safe_memdup (g, &ctx.ret.%s, sizeof (ctx.ret.%s));\n" n n
+ pr " /* caller will free this, but we need to add a NULL entry */\n";
+ pr " ret.%s.%s_val =\n" n n;
+ pr " safe_realloc (g, ret.%s.%s_val,\n" n n;
+ pr " sizeof (char *) * (ret.%s.%s_len + 1));\n"
+ n n;
+ pr " ret.%s.%s_val[ret.%s.%s_len] = NULL;\n" n n n n;
+ pr " return ret.%s.%s_val;\n" n n
+ | RStruct (n, _) ->
+ pr " /* caller will free this */\n";
+ pr " return safe_memdup (g, &ret.%s, sizeof (ret.%s));\n" n n
+ | RStructList (n, _) ->
+ pr " /* caller will free this */\n";
+ pr " return safe_memdup (g, &ret.%s, sizeof (ret.%s));\n" n n
+ | RBufferOut n ->
+ pr " /* RBufferOut is tricky: If the buffer is zero-length, then\n";
+ pr " * _val might be NULL here. To make the API saner for\n";
+ pr " * callers, we turn this case into a unique pointer (using\n";
+ pr " * malloc(1)).\n";
+ pr " */\n";
+ pr " if (ret.%s.%s_len > 0) {\n" n n;
+ pr " *size_r = ret.%s.%s_len;\n" n n;
+ pr " return ret.%s.%s_val; /* caller will free */\n" n n;
+ pr " } else {\n";
+ pr " free (ret.%s.%s_val);\n" n n;
+ pr " char *p = safe_malloc (g, 1);\n";
+ pr " *size_r = ret.%s.%s_len;\n" n n;
+ pr " return p;\n";
+ pr " }\n";
);
pr "}\n\n"
- ) daemon_functions
+ ) daemon_functions;
+
+ (* Functions to free structures. *)
+ pr "/* Structure-freeing functions. These rely on the fact that the\n";
+ pr " * structure format is identical to the XDR format. See note in\n";
+ pr " * generator.ml.\n";
+ pr " */\n";
+ pr "\n";
+
+ List.iter (
+ fun (typ, _) ->
+ pr "void\n";
+ pr "guestfs_free_%s (struct guestfs_%s *x)\n" typ typ;
+ pr "{\n";
+ pr " xdr_free ((xdrproc_t) xdr_guestfs_int_%s, (char *) x);\n" typ;
+ pr " free (x);\n";
+ pr "}\n";
+ pr "\n";
+
+ pr "void\n";
+ pr "guestfs_free_%s_list (struct guestfs_%s_list *x)\n" typ typ;
+ pr "{\n";
+ pr " xdr_free ((xdrproc_t) xdr_guestfs_int_%s_list, (char *) x);\n" typ;
+ pr " free (x);\n";
+ pr "}\n";
+ pr "\n";
+
+ ) structs;
(* Generate daemon/actions.h. *)
and generate_daemon_actions_h () =
- generate_header CStyle GPLv2;
+ generate_header CStyle GPLv2plus;
pr "#include \"../src/guestfs_protocol.h\"\n";
pr "\n";
List.iter (
fun (name, style, _, _, _, _, _) ->
- generate_prototype
- ~single_line:true ~newline:true ~in_daemon:true ~prefix:"do_"
- name style;
+ generate_prototype
+ ~single_line:true ~newline:true ~in_daemon:true ~prefix:"do_"
+ name style;
) daemon_functions
+(* Generate the linker script which controls the visibility of
+ * symbols in the public ABI and ensures no other symbols get
+ * exported accidentally.
+ *)
+and generate_linker_script () =
+ generate_header HashStyle GPLv2plus;
+
+ let globals = [
+ "guestfs_create";
+ "guestfs_close";
+ "guestfs_get_error_handler";
+ "guestfs_get_out_of_memory_handler";
+ "guestfs_last_error";
+ "guestfs_set_error_handler";
+ "guestfs_set_launch_done_callback";
+ "guestfs_set_log_message_callback";
+ "guestfs_set_out_of_memory_handler";
+ "guestfs_set_subprocess_quit_callback";
+
+ (* Unofficial parts of the API: the bindings code use these
+ * functions, so it is useful to export them.
+ *)
+ "guestfs_safe_calloc";
+ "guestfs_safe_malloc";
+ ] in
+ let functions =
+ List.map (fun (name, _, _, _, _, _, _) -> "guestfs_" ^ name)
+ all_functions in
+ let structs =
+ List.concat (
+ List.map (fun (typ, _) ->
+ ["guestfs_free_" ^ typ; "guestfs_free_" ^ typ ^ "_list"])
+ structs
+ ) in
+ let globals = List.sort compare (globals @ functions @ structs) in
+
+ pr "{\n";
+ pr " global:\n";
+ List.iter (pr " %s;\n") globals;
+ pr "\n";
+
+ pr " local:\n";
+ pr " *;\n";
+ pr "};\n"
+
(* Generate the server-side stubs. *)
and generate_daemon_actions () =
- generate_header CStyle GPLv2;
+ generate_header CStyle GPLv2plus;
pr "#include <config.h>\n";
pr "\n";
pr "#include <stdlib.h>\n";
pr "#include <string.h>\n";
pr "#include <inttypes.h>\n";
- pr "#include <ctype.h>\n";
pr "#include <rpc/types.h>\n";
pr "#include <rpc/xdr.h>\n";
pr "\n";
pr "#include \"daemon.h\"\n";
+ pr "#include \"c-ctype.h\"\n";
pr "#include \"../src/guestfs_protocol.h\"\n";
pr "#include \"actions.h\"\n";
pr "\n";
pr "static void %s_stub (XDR *xdr_in)\n" name;
pr "{\n";
let error_code =
- match fst style with
- | RErr | RInt _ -> pr " int r;\n"; "-1"
- | RInt64 _ -> pr " int64_t r;\n"; "-1"
- | RBool _ -> pr " int r;\n"; "-1"
- | RConstString _ ->
- failwithf "RConstString cannot be returned from a daemon function"
- | RString _ -> pr " char *r;\n"; "NULL"
- | RStringList _ | RHashtable _ -> pr " char **r;\n"; "NULL"
- | RIntBool _ -> pr " guestfs_%s_ret *r;\n" name; "NULL"
- | RPVList _ -> pr " guestfs_lvm_int_pv_list *r;\n"; "NULL"
- | RVGList _ -> pr " guestfs_lvm_int_vg_list *r;\n"; "NULL"
- | RLVList _ -> pr " guestfs_lvm_int_lv_list *r;\n"; "NULL"
- | RStat _ -> pr " guestfs_int_stat *r;\n"; "NULL"
- | RStatVFS _ -> pr " guestfs_int_statvfs *r;\n"; "NULL" in
+ match fst style with
+ | RErr | RInt _ -> pr " int r;\n"; "-1"
+ | RInt64 _ -> pr " int64_t r;\n"; "-1"
+ | RBool _ -> pr " int r;\n"; "-1"
+ | RConstString _ | RConstOptString _ ->
+ failwithf "RConstString|RConstOptString cannot be used by daemon functions"
+ | RString _ -> pr " char *r;\n"; "NULL"
+ | RStringList _ | RHashtable _ -> pr " char **r;\n"; "NULL"
+ | RStruct (_, typ) -> pr " guestfs_int_%s *r;\n" typ; "NULL"
+ | RStructList (_, typ) -> pr " guestfs_int_%s_list *r;\n" typ; "NULL"
+ | RBufferOut _ ->
+ pr " size_t size = 1;\n";
+ pr " char *r;\n";
+ "NULL" in
(match snd style with
| [] -> ()
| args ->
- pr " struct guestfs_%s_args args;\n" name;
- List.iter (
- function
- (* Note we allow the string to be writable, in order to
- * allow device name translation. This is safe because
- * we can modify the string (passed from RPC).
- *)
- | String n
- | OptString n -> pr " char *%s;\n" n
- | StringList n -> pr " char **%s;\n" n
- | Bool n -> pr " int %s;\n" n
- | Int n -> pr " int %s;\n" n
- | FileIn _ | FileOut _ -> ()
- ) args
+ pr " struct guestfs_%s_args args;\n" name;
+ List.iter (
+ function
+ | Device n | Dev_or_Path n
+ | Pathname n
+ | String n -> ()
+ | OptString n -> pr " char *%s;\n" n
+ | StringList n | DeviceList n -> pr " char **%s;\n" n
+ | Bool n -> pr " int %s;\n" n
+ | Int n -> pr " int %s;\n" n
+ | Int64 n -> pr " int64_t %s;\n" n
+ | FileIn _ | FileOut _ -> ()
+ ) args
);
pr "\n";
+ let is_filein =
+ List.exists (function FileIn _ -> true | _ -> false) (snd style) in
+
(match snd style with
| [] -> ()
| args ->
- pr " memset (&args, 0, sizeof args);\n";
- pr "\n";
- pr " if (!xdr_guestfs_%s_args (xdr_in, &args)) {\n" name;
- pr " reply_with_error (\"%%s: daemon failed to decode procedure arguments\", \"%s\");\n" name;
- pr " return;\n";
- pr " }\n";
- List.iter (
- function
- | String n -> pr " %s = args.%s;\n" n n
- | OptString n -> pr " %s = args.%s ? *args.%s : NULL;\n" n n n
- | StringList n ->
- pr " %s = realloc (args.%s.%s_val,\n" n n n;
- pr " sizeof (char *) * (args.%s.%s_len+1));\n" n n;
- pr " if (%s == NULL) {\n" n;
- pr " reply_with_perror (\"realloc\");\n";
- pr " goto done;\n";
- pr " }\n";
- pr " %s[args.%s.%s_len] = NULL;\n" n n n;
- pr " args.%s.%s_val = %s;\n" n n n;
- | Bool n -> pr " %s = args.%s;\n" n n
- | Int n -> pr " %s = args.%s;\n" n n
- | FileIn _ | FileOut _ -> ()
- ) args;
- pr "\n"
+ pr " memset (&args, 0, sizeof args);\n";
+ pr "\n";
+ pr " if (!xdr_guestfs_%s_args (xdr_in, &args)) {\n" name;
+ if is_filein then
+ pr " if (cancel_receive () != -2)\n";
+ pr " reply_with_error (\"daemon failed to decode procedure arguments\");\n";
+ pr " goto done;\n";
+ pr " }\n";
+ let pr_args n =
+ pr " char *%s = args.%s;\n" n n
+ in
+ let pr_list_handling_code n =
+ pr " %s = realloc (args.%s.%s_val,\n" n n n;
+ pr " sizeof (char *) * (args.%s.%s_len+1));\n" n n;
+ pr " if (%s == NULL) {\n" n;
+ if is_filein then
+ pr " if (cancel_receive () != -2)\n";
+ pr " reply_with_perror (\"realloc\");\n";
+ pr " goto done;\n";
+ pr " }\n";
+ pr " %s[args.%s.%s_len] = NULL;\n" n n n;
+ pr " args.%s.%s_val = %s;\n" n n n;
+ in
+ List.iter (
+ function
+ | Pathname n ->
+ pr_args n;
+ pr " ABS_PATH (%s, %s, goto done);\n"
+ n (if is_filein then "cancel_receive ()" else "0");
+ | Device n ->
+ pr_args n;
+ pr " RESOLVE_DEVICE (%s, %s, goto done);\n"
+ n (if is_filein then "cancel_receive ()" else "0");
+ | Dev_or_Path n ->
+ pr_args n;
+ pr " REQUIRE_ROOT_OR_RESOLVE_DEVICE (%s, %s, goto done);\n"
+ n (if is_filein then "cancel_receive ()" else "0");
+ | String n -> pr_args n
+ | OptString n -> pr " %s = args.%s ? *args.%s : NULL;\n" n n n
+ | StringList n ->
+ pr_list_handling_code n;
+ | DeviceList n ->
+ pr_list_handling_code n;
+ pr " /* Ensure that each is a device,\n";
+ pr " * and perform device name translation. */\n";
+ pr " { int pvi; for (pvi = 0; physvols[pvi] != NULL; ++pvi)\n";
+ pr " RESOLVE_DEVICE (physvols[pvi], %s, goto done);\n"
+ (if is_filein then "cancel_receive ()" else "0");
+ pr " }\n";
+ | Bool n -> pr " %s = args.%s;\n" n n
+ | Int n -> pr " %s = args.%s;\n" n n
+ | Int64 n -> pr " %s = args.%s;\n" n n
+ | FileIn _ | FileOut _ -> ()
+ ) args;
+ pr "\n"
+ );
+
+
+ (* this is used at least for do_equal *)
+ if List.exists (function Pathname _ -> true | _ -> false) (snd style) then (
+ (* Emit NEED_ROOT just once, even when there are two or
+ more Pathname args *)
+ pr " NEED_ROOT (%s, goto done);\n"
+ (if is_filein then "cancel_receive ()" else "0");
);
(* Don't want to call the impl with any FileIn or FileOut
* parameters, since these go "outside" the RPC protocol.
*)
- let argsnofile =
- List.filter (function FileIn _ | FileOut _ -> false | _ -> true)
- (snd style) in
+ let args' =
+ List.filter (function FileIn _ | FileOut _ -> false | _ -> true)
+ (snd style) in
pr " r = do_%s " name;
- generate_call_args argsnofile;
+ generate_c_call_args (fst style, args');
pr ";\n";
- pr " if (r == %s)\n" error_code;
- pr " /* do_%s has already called reply_with_error */\n" name;
- pr " goto done;\n";
- pr "\n";
+ (match fst style with
+ | RErr | RInt _ | RInt64 _ | RBool _
+ | RConstString _ | RConstOptString _
+ | RString _ | RStringList _ | RHashtable _
+ | RStruct (_, _) | RStructList (_, _) ->
+ pr " if (r == %s)\n" error_code;
+ pr " /* do_%s has already called reply_with_error */\n" name;
+ pr " goto done;\n";
+ pr "\n"
+ | RBufferOut _ ->
+ pr " /* size == 0 && r == NULL could be a non-error case (just\n";
+ pr " * an ordinary zero-length buffer), so be careful ...\n";
+ pr " */\n";
+ pr " if (size == 1 && r == %s)\n" error_code;
+ pr " /* do_%s has already called reply_with_error */\n" name;
+ pr " goto done;\n";
+ pr "\n"
+ );
(* If there are any FileOut parameters, then the impl must
* send its own reply.
*)
let no_reply =
- List.exists (function FileOut _ -> true | _ -> false) (snd style) in
+ List.exists (function FileOut _ -> true | _ -> false) (snd style) in
if no_reply then
- pr " /* do_%s has already sent a reply */\n" name
+ pr " /* do_%s has already sent a reply */\n" name
else (
- match fst style with
- | RErr -> pr " reply (NULL, NULL);\n"
- | RInt n | RInt64 n | RBool n ->
- pr " struct guestfs_%s_ret ret;\n" name;
- pr " ret.%s = r;\n" n;
- pr " reply ((xdrproc_t) &xdr_guestfs_%s_ret, (char *) &ret);\n"
- name
- | RConstString _ ->
- failwithf "RConstString cannot be returned from a daemon function"
- | RString n ->
- pr " struct guestfs_%s_ret ret;\n" name;
- pr " ret.%s = r;\n" n;
- pr " reply ((xdrproc_t) &xdr_guestfs_%s_ret, (char *) &ret);\n"
- name;
- pr " free (r);\n"
- | RStringList n | RHashtable n ->
- pr " struct guestfs_%s_ret ret;\n" name;
- pr " ret.%s.%s_len = count_strings (r);\n" n n;
- pr " ret.%s.%s_val = r;\n" n n;
- pr " reply ((xdrproc_t) &xdr_guestfs_%s_ret, (char *) &ret);\n"
- name;
- pr " free_strings (r);\n"
- | RIntBool _ ->
- pr " reply ((xdrproc_t) xdr_guestfs_%s_ret, (char *) r);\n"
- name;
- pr " xdr_free ((xdrproc_t) xdr_guestfs_%s_ret, (char *) r);\n" name
- | RPVList n | RVGList n | RLVList n
- | RStat n | RStatVFS n ->
- pr " struct guestfs_%s_ret ret;\n" name;
- pr " ret.%s = *r;\n" n;
- pr " reply ((xdrproc_t) xdr_guestfs_%s_ret, (char *) &ret);\n"
- name;
- pr " xdr_free ((xdrproc_t) xdr_guestfs_%s_ret, (char *) &ret);\n"
- name
+ match fst style with
+ | RErr -> pr " reply (NULL, NULL);\n"
+ | RInt n | RInt64 n | RBool n ->
+ pr " struct guestfs_%s_ret ret;\n" name;
+ pr " ret.%s = r;\n" n;
+ pr " reply ((xdrproc_t) &xdr_guestfs_%s_ret, (char *) &ret);\n"
+ name
+ | RConstString _ | RConstOptString _ ->
+ failwithf "RConstString|RConstOptString cannot be used by daemon functions"
+ | RString n ->
+ pr " struct guestfs_%s_ret ret;\n" name;
+ pr " ret.%s = r;\n" n;
+ pr " reply ((xdrproc_t) &xdr_guestfs_%s_ret, (char *) &ret);\n"
+ name;
+ pr " free (r);\n"
+ | RStringList n | RHashtable n ->
+ pr " struct guestfs_%s_ret ret;\n" name;
+ pr " ret.%s.%s_len = count_strings (r);\n" n n;
+ pr " ret.%s.%s_val = r;\n" n n;
+ pr " reply ((xdrproc_t) &xdr_guestfs_%s_ret, (char *) &ret);\n"
+ name;
+ pr " free_strings (r);\n"
+ | RStruct (n, _) ->
+ pr " struct guestfs_%s_ret ret;\n" name;
+ pr " ret.%s = *r;\n" n;
+ pr " reply ((xdrproc_t) xdr_guestfs_%s_ret, (char *) &ret);\n"
+ name;
+ pr " xdr_free ((xdrproc_t) xdr_guestfs_%s_ret, (char *) &ret);\n"
+ name
+ | RStructList (n, _) ->
+ pr " struct guestfs_%s_ret ret;\n" name;
+ pr " ret.%s = *r;\n" n;
+ pr " reply ((xdrproc_t) xdr_guestfs_%s_ret, (char *) &ret);\n"
+ name;
+ pr " xdr_free ((xdrproc_t) xdr_guestfs_%s_ret, (char *) &ret);\n"
+ name
+ | RBufferOut n ->
+ pr " struct guestfs_%s_ret ret;\n" name;
+ pr " ret.%s.%s_val = r;\n" n n;
+ pr " ret.%s.%s_len = size;\n" n n;
+ pr " reply ((xdrproc_t) &xdr_guestfs_%s_ret, (char *) &ret);\n"
+ name;
+ pr " free (r);\n"
);
(* Free the args. *)
+ pr "done:\n";
(match snd style with
- | [] ->
- pr "done: ;\n";
+ | [] -> ()
| _ ->
- pr "done:\n";
- pr " xdr_free ((xdrproc_t) xdr_guestfs_%s_args, (char *) &args);\n"
- name
+ pr " xdr_free ((xdrproc_t) xdr_guestfs_%s_args, (char *) &args);\n"
+ name
);
-
+ pr " return;\n";
pr "}\n\n";
) daemon_functions;
List.iter (
fun (name, style, _, _, _, _, _) ->
- pr " case GUESTFS_PROC_%s:\n" (String.uppercase name);
- pr " %s_stub (xdr_in);\n" name;
- pr " break;\n"
+ pr " case GUESTFS_PROC_%s:\n" (String.uppercase name);
+ pr " %s_stub (xdr_in);\n" name;
+ pr " break;\n"
) daemon_functions;
pr " default:\n";
List.iter (
function
| typ, cols ->
- pr "static const char *lvm_%s_cols = \"%s\";\n"
- typ (String.concat "," (List.map fst cols));
- pr "\n";
-
- pr "static int lvm_tokenize_%s (char *str, struct guestfs_lvm_int_%s *r)\n" typ typ;
- pr "{\n";
- pr " char *tok, *p, *next;\n";
- pr " int i, j;\n";
- pr "\n";
- (*
- pr " fprintf (stderr, \"%%s: <<%%s>>\\n\", __func__, str);\n";
- pr "\n";
- *)
- pr " if (!str) {\n";
- pr " fprintf (stderr, \"%%s: failed: passed a NULL string\\n\", __func__);\n";
- pr " return -1;\n";
- pr " }\n";
- pr " if (!*str || isspace (*str)) {\n";
- pr " fprintf (stderr, \"%%s: failed: passed a empty string or one beginning with whitespace\\n\", __func__);\n";
- pr " return -1;\n";
- pr " }\n";
- pr " tok = str;\n";
- List.iter (
- fun (name, coltype) ->
- pr " if (!tok) {\n";
- pr " fprintf (stderr, \"%%s: failed: string finished early, around token %%s\\n\", __func__, \"%s\");\n" name;
- pr " return -1;\n";
- pr " }\n";
- pr " p = strchrnul (tok, ',');\n";
- pr " if (*p) next = p+1; else next = NULL;\n";
- pr " *p = '\\0';\n";
- (match coltype with
- | `String ->
- pr " r->%s = strdup (tok);\n" name;
- pr " if (r->%s == NULL) {\n" name;
- pr " perror (\"strdup\");\n";
- pr " return -1;\n";
- pr " }\n"
- | `UUID ->
- pr " for (i = j = 0; i < 32; ++j) {\n";
- pr " if (tok[j] == '\\0') {\n";
- pr " fprintf (stderr, \"%%s: failed to parse UUID from '%%s'\\n\", __func__, tok);\n";
- pr " return -1;\n";
- pr " } else if (tok[j] != '-')\n";
- pr " r->%s[i++] = tok[j];\n" name;
- pr " }\n";
- | `Bytes ->
- pr " if (sscanf (tok, \"%%\"SCNu64, &r->%s) != 1) {\n" name;
- pr " fprintf (stderr, \"%%s: failed to parse size '%%s' from token %%s\\n\", __func__, tok, \"%s\");\n" name;
- pr " return -1;\n";
- pr " }\n";
- | `Int ->
- pr " if (sscanf (tok, \"%%\"SCNi64, &r->%s) != 1) {\n" name;
- pr " fprintf (stderr, \"%%s: failed to parse int '%%s' from token %%s\\n\", __func__, tok, \"%s\");\n" name;
- pr " return -1;\n";
- pr " }\n";
- | `OptPercent ->
- pr " if (tok[0] == '\\0')\n";
- pr " r->%s = -1;\n" name;
- pr " else if (sscanf (tok, \"%%f\", &r->%s) != 1) {\n" name;
- pr " fprintf (stderr, \"%%s: failed to parse float '%%s' from token %%s\\n\", __func__, tok, \"%s\");\n" name;
- pr " return -1;\n";
- pr " }\n";
- );
- pr " tok = next;\n";
- ) cols;
-
- pr " if (tok != NULL) {\n";
- pr " fprintf (stderr, \"%%s: failed: extra tokens at end of string\\n\", __func__);\n";
- pr " return -1;\n";
- pr " }\n";
- pr " return 0;\n";
- pr "}\n";
- pr "\n";
-
- pr "guestfs_lvm_int_%s_list *\n" typ;
- pr "parse_command_line_%ss (void)\n" typ;
- pr "{\n";
- pr " char *out, *err;\n";
- pr " char *p, *pend;\n";
- pr " int r, i;\n";
- pr " guestfs_lvm_int_%s_list *ret;\n" typ;
- pr " void *newp;\n";
- pr "\n";
- pr " ret = malloc (sizeof *ret);\n";
- pr " if (!ret) {\n";
- pr " reply_with_perror (\"malloc\");\n";
- pr " return NULL;\n";
- pr " }\n";
- pr "\n";
- pr " ret->guestfs_lvm_int_%s_list_len = 0;\n" typ;
- pr " ret->guestfs_lvm_int_%s_list_val = NULL;\n" typ;
- pr "\n";
- pr " r = command (&out, &err,\n";
- pr " \"/sbin/lvm\", \"%ss\",\n" typ;
- pr " \"-o\", lvm_%s_cols, \"--unbuffered\", \"--noheadings\",\n" typ;
- pr " \"--nosuffix\", \"--separator\", \",\", \"--units\", \"b\", NULL);\n";
- pr " if (r == -1) {\n";
- pr " reply_with_error (\"%%s\", err);\n";
- pr " free (out);\n";
- pr " free (err);\n";
- pr " free (ret);\n";
- pr " return NULL;\n";
- pr " }\n";
- pr "\n";
- pr " free (err);\n";
- pr "\n";
- pr " /* Tokenize each line of the output. */\n";
- pr " p = out;\n";
- pr " i = 0;\n";
- pr " while (p) {\n";
- pr " pend = strchr (p, '\\n'); /* Get the next line of output. */\n";
- pr " if (pend) {\n";
- pr " *pend = '\\0';\n";
- pr " pend++;\n";
- pr " }\n";
- pr "\n";
- pr " while (*p && isspace (*p)) /* Skip any leading whitespace. */\n";
- pr " p++;\n";
- pr "\n";
- pr " if (!*p) { /* Empty line? Skip it. */\n";
- pr " p = pend;\n";
- pr " continue;\n";
- pr " }\n";
- pr "\n";
- pr " /* Allocate some space to store this next entry. */\n";
- pr " newp = realloc (ret->guestfs_lvm_int_%s_list_val,\n" typ;
- pr " sizeof (guestfs_lvm_int_%s) * (i+1));\n" typ;
- pr " if (newp == NULL) {\n";
- pr " reply_with_perror (\"realloc\");\n";
- pr " free (ret->guestfs_lvm_int_%s_list_val);\n" typ;
- pr " free (ret);\n";
- pr " free (out);\n";
- pr " return NULL;\n";
- pr " }\n";
- pr " ret->guestfs_lvm_int_%s_list_val = newp;\n" typ;
- pr "\n";
- pr " /* Tokenize the next entry. */\n";
- pr " r = lvm_tokenize_%s (p, &ret->guestfs_lvm_int_%s_list_val[i]);\n" typ typ;
- pr " if (r == -1) {\n";
- pr " reply_with_error (\"failed to parse output of '%ss' command\");\n" typ;
- pr " free (ret->guestfs_lvm_int_%s_list_val);\n" typ;
+ pr "static const char *lvm_%s_cols = \"%s\";\n"
+ typ (String.concat "," (List.map fst cols));
+ pr "\n";
+
+ pr "static int lvm_tokenize_%s (char *str, guestfs_int_lvm_%s *r)\n" typ typ;
+ pr "{\n";
+ pr " char *tok, *p, *next;\n";
+ pr " int i, j;\n";
+ pr "\n";
+ (*
+ pr " fprintf (stderr, \"%%s: <<%%s>>\\n\", __func__, str);\n";
+ pr "\n";
+ *)
+ pr " if (!str) {\n";
+ pr " fprintf (stderr, \"%%s: failed: passed a NULL string\\n\", __func__);\n";
+ pr " return -1;\n";
+ pr " }\n";
+ pr " if (!*str || c_isspace (*str)) {\n";
+ pr " fprintf (stderr, \"%%s: failed: passed a empty string or one beginning with whitespace\\n\", __func__);\n";
+ pr " return -1;\n";
+ pr " }\n";
+ pr " tok = str;\n";
+ List.iter (
+ fun (name, coltype) ->
+ pr " if (!tok) {\n";
+ pr " fprintf (stderr, \"%%s: failed: string finished early, around token %%s\\n\", __func__, \"%s\");\n" name;
+ pr " return -1;\n";
+ pr " }\n";
+ pr " p = strchrnul (tok, ',');\n";
+ pr " if (*p) next = p+1; else next = NULL;\n";
+ pr " *p = '\\0';\n";
+ (match coltype with
+ | FString ->
+ pr " r->%s = strdup (tok);\n" name;
+ pr " if (r->%s == NULL) {\n" name;
+ pr " perror (\"strdup\");\n";
+ pr " return -1;\n";
+ pr " }\n"
+ | FUUID ->
+ pr " for (i = j = 0; i < 32; ++j) {\n";
+ pr " if (tok[j] == '\\0') {\n";
+ pr " fprintf (stderr, \"%%s: failed to parse UUID from '%%s'\\n\", __func__, tok);\n";
+ pr " return -1;\n";
+ pr " } else if (tok[j] != '-')\n";
+ pr " r->%s[i++] = tok[j];\n" name;
+ pr " }\n";
+ | FBytes ->
+ pr " if (sscanf (tok, \"%%\"SCNu64, &r->%s) != 1) {\n" name;
+ pr " fprintf (stderr, \"%%s: failed to parse size '%%s' from token %%s\\n\", __func__, tok, \"%s\");\n" name;
+ pr " return -1;\n";
+ pr " }\n";
+ | FInt64 ->
+ pr " if (sscanf (tok, \"%%\"SCNi64, &r->%s) != 1) {\n" name;
+ pr " fprintf (stderr, \"%%s: failed to parse int '%%s' from token %%s\\n\", __func__, tok, \"%s\");\n" name;
+ pr " return -1;\n";
+ pr " }\n";
+ | FOptPercent ->
+ pr " if (tok[0] == '\\0')\n";
+ pr " r->%s = -1;\n" name;
+ pr " else if (sscanf (tok, \"%%f\", &r->%s) != 1) {\n" name;
+ pr " fprintf (stderr, \"%%s: failed to parse float '%%s' from token %%s\\n\", __func__, tok, \"%s\");\n" name;
+ pr " return -1;\n";
+ pr " }\n";
+ | FBuffer | FInt32 | FUInt32 | FUInt64 | FChar ->
+ assert false (* can never be an LVM column *)
+ );
+ pr " tok = next;\n";
+ ) cols;
+
+ pr " if (tok != NULL) {\n";
+ pr " fprintf (stderr, \"%%s: failed: extra tokens at end of string\\n\", __func__);\n";
+ pr " return -1;\n";
+ pr " }\n";
+ pr " return 0;\n";
+ pr "}\n";
+ pr "\n";
+
+ pr "guestfs_int_lvm_%s_list *\n" typ;
+ pr "parse_command_line_%ss (void)\n" typ;
+ pr "{\n";
+ pr " char *out, *err;\n";
+ pr " char *p, *pend;\n";
+ pr " int r, i;\n";
+ pr " guestfs_int_lvm_%s_list *ret;\n" typ;
+ pr " void *newp;\n";
+ pr "\n";
+ pr " ret = malloc (sizeof *ret);\n";
+ pr " if (!ret) {\n";
+ pr " reply_with_perror (\"malloc\");\n";
+ pr " return NULL;\n";
+ pr " }\n";
+ pr "\n";
+ pr " ret->guestfs_int_lvm_%s_list_len = 0;\n" typ;
+ pr " ret->guestfs_int_lvm_%s_list_val = NULL;\n" typ;
+ pr "\n";
+ pr " r = command (&out, &err,\n";
+ pr " \"lvm\", \"%ss\",\n" typ;
+ pr " \"-o\", lvm_%s_cols, \"--unbuffered\", \"--noheadings\",\n" typ;
+ pr " \"--nosuffix\", \"--separator\", \",\", \"--units\", \"b\", NULL);\n";
+ pr " if (r == -1) {\n";
+ pr " reply_with_error (\"%%s\", err);\n";
+ pr " free (out);\n";
+ pr " free (err);\n";
+ pr " free (ret);\n";
+ pr " return NULL;\n";
+ pr " }\n";
+ pr "\n";
+ pr " free (err);\n";
+ pr "\n";
+ pr " /* Tokenize each line of the output. */\n";
+ pr " p = out;\n";
+ pr " i = 0;\n";
+ pr " while (p) {\n";
+ pr " pend = strchr (p, '\\n'); /* Get the next line of output. */\n";
+ pr " if (pend) {\n";
+ pr " *pend = '\\0';\n";
+ pr " pend++;\n";
+ pr " }\n";
+ pr "\n";
+ pr " while (*p && c_isspace (*p)) /* Skip any leading whitespace. */\n";
+ pr " p++;\n";
+ pr "\n";
+ pr " if (!*p) { /* Empty line? Skip it. */\n";
+ pr " p = pend;\n";
+ pr " continue;\n";
+ pr " }\n";
+ pr "\n";
+ pr " /* Allocate some space to store this next entry. */\n";
+ pr " newp = realloc (ret->guestfs_int_lvm_%s_list_val,\n" typ;
+ pr " sizeof (guestfs_int_lvm_%s) * (i+1));\n" typ;
+ pr " if (newp == NULL) {\n";
+ pr " reply_with_perror (\"realloc\");\n";
+ pr " free (ret->guestfs_int_lvm_%s_list_val);\n" typ;
pr " free (ret);\n";
- pr " free (out);\n";
- pr " return NULL;\n";
- pr " }\n";
- pr "\n";
- pr " ++i;\n";
- pr " p = pend;\n";
- pr " }\n";
- pr "\n";
- pr " ret->guestfs_lvm_int_%s_list_len = i;\n" typ;
- pr "\n";
- pr " free (out);\n";
- pr " return ret;\n";
- pr "}\n"
-
- ) ["pv", pv_cols; "vg", vg_cols; "lv", lv_cols]
+ pr " free (out);\n";
+ pr " return NULL;\n";
+ pr " }\n";
+ pr " ret->guestfs_int_lvm_%s_list_val = newp;\n" typ;
+ pr "\n";
+ pr " /* Tokenize the next entry. */\n";
+ pr " r = lvm_tokenize_%s (p, &ret->guestfs_int_lvm_%s_list_val[i]);\n" typ typ;
+ pr " if (r == -1) {\n";
+ pr " reply_with_error (\"failed to parse output of '%ss' command\");\n" typ;
+ pr " free (ret->guestfs_int_lvm_%s_list_val);\n" typ;
+ pr " free (ret);\n";
+ pr " free (out);\n";
+ pr " return NULL;\n";
+ pr " }\n";
+ pr "\n";
+ pr " ++i;\n";
+ pr " p = pend;\n";
+ pr " }\n";
+ pr "\n";
+ pr " ret->guestfs_int_lvm_%s_list_len = i;\n" typ;
+ pr "\n";
+ pr " free (out);\n";
+ pr " return ret;\n";
+ pr "}\n"
+
+ ) ["pv", lvm_pv_cols; "vg", lvm_vg_cols; "lv", lvm_lv_cols]
+
+(* Generate a list of function names, for debugging in the daemon.. *)
+and generate_daemon_names () =
+ generate_header CStyle GPLv2plus;
+
+ pr "#include <config.h>\n";
+ pr "\n";
+ pr "#include \"daemon.h\"\n";
+ pr "\n";
+
+ pr "/* This array is indexed by proc_nr. See guestfs_protocol.x. */\n";
+ pr "const char *function_names[] = {\n";
+ List.iter (
+ fun (name, _, proc_nr, _, _, _, _) -> pr " [%d] = \"%s\",\n" proc_nr name
+ ) daemon_functions;
+ pr "};\n";
+
+(* Generate the optional groups for the daemon to implement
+ * guestfs_available.
+ *)
+and generate_daemon_optgroups_c () =
+ generate_header CStyle GPLv2plus;
+
+ pr "#include <config.h>\n";
+ pr "\n";
+ pr "#include \"daemon.h\"\n";
+ pr "#include \"optgroups.h\"\n";
+ pr "\n";
+
+ pr "struct optgroup optgroups[] = {\n";
+ List.iter (
+ fun (group, _) ->
+ pr " { \"%s\", optgroup_%s_available },\n" group group
+ ) optgroups;
+ pr " { NULL, NULL }\n";
+ pr "};\n"
+
+and generate_daemon_optgroups_h () =
+ generate_header CStyle GPLv2plus;
+
+ List.iter (
+ fun (group, _) ->
+ pr "extern int optgroup_%s_available (void);\n" group
+ ) optgroups
(* Generate the tests. *)
and generate_tests () =
- generate_header CStyle GPLv2;
+ generate_header CStyle GPLv2plus;
pr "\
#include <stdio.h>
#include <fcntl.h>
#include \"guestfs.h\"
+#include \"guestfs-internal.h\"
static guestfs_h *g;
static int suppress_error = 0;
fprintf (stderr, \"%%s\\n\", msg);
}
-static void print_strings (char * const * const argv)
+/* FIXME: nearly identical code appears in fish.c */
+static void print_strings (char *const *argv)
{
int argc;
}
/*
-static void print_table (char * const * const argv)
+static void print_table (char const *const *argv)
{
int i;
}
*/
-static void no_test_warnings (void)
-{
";
+ (* Generate a list of commands which are not tested anywhere. *)
+ pr "static void no_test_warnings (void)\n";
+ pr "{\n";
+
+ let hash : (string, bool) Hashtbl.t = Hashtbl.create 13 in
List.iter (
- function
- | name, _, _, _, [], _, _ ->
- pr " fprintf (stderr, \"warning: \\\"guestfs_%s\\\" has no tests\\n\");\n" name
- | name, _, _, _, tests, _, _ -> ()
+ fun (_, _, _, _, tests, _, _) ->
+ let tests = filter_map (
+ function
+ | (_, (Always|If _|Unless _), test) -> Some test
+ | (_, Disabled, _) -> None
+ ) tests in
+ let seq = List.concat (List.map seq_of_test tests) in
+ let cmds_tested = List.map List.hd seq in
+ List.iter (fun cmd -> Hashtbl.replace hash cmd true) cmds_tested
+ ) all_functions;
+
+ List.iter (
+ fun (name, _, _, _, _, _, _) ->
+ if not (Hashtbl.mem hash name) then
+ pr " fprintf (stderr, \"warning: \\\"guestfs_%s\\\" has no tests\\n\");\n" name
) all_functions;
pr "}\n";
*)
let test_names =
List.map (
- fun (name, _, _, _, tests, _, _) ->
- mapi (generate_one_test name) tests
+ fun (name, _, _, flags, tests, _, _) ->
+ mapi (generate_one_test name flags) tests
) (List.rev all_functions) in
let test_names = List.concat test_names in
let nr_tests = List.length test_names in
int main (int argc, char *argv[])
{
char c = 0;
- int failed = 0;
+ unsigned long int n_failed = 0;
const char *filename;
int fd;
int nr_tests, test_num = 0;
+ setbuf (stdout, NULL);
+
no_test_warnings ();
g = guestfs_create ();
if (g == NULL) {
printf (\"guestfs_create FAILED\\n\");
- exit (1);
+ exit (EXIT_FAILURE);
}
guestfs_set_error_handler (g, print_error, NULL);
fd = open (filename, O_WRONLY|O_CREAT|O_NOCTTY|O_NONBLOCK|O_TRUNC, 0666);
if (fd == -1) {
perror (filename);
- exit (1);
+ exit (EXIT_FAILURE);
}
if (lseek (fd, %d, SEEK_SET) == -1) {
perror (\"lseek\");
close (fd);
unlink (filename);
- exit (1);
+ exit (EXIT_FAILURE);
}
if (write (fd, &c, 1) == -1) {
perror (\"write\");
close (fd);
unlink (filename);
- exit (1);
+ exit (EXIT_FAILURE);
}
if (close (fd) == -1) {
perror (filename);
unlink (filename);
- exit (1);
+ exit (EXIT_FAILURE);
}
if (guestfs_add_drive (g, filename) == -1) {
printf (\"guestfs_add_drive %%s FAILED\\n\", filename);
- exit (1);
+ exit (EXIT_FAILURE);
}
filename = \"test2.img\";
fd = open (filename, O_WRONLY|O_CREAT|O_NOCTTY|O_NONBLOCK|O_TRUNC, 0666);
if (fd == -1) {
perror (filename);
- exit (1);
+ exit (EXIT_FAILURE);
}
if (lseek (fd, %d, SEEK_SET) == -1) {
perror (\"lseek\");
close (fd);
unlink (filename);
- exit (1);
+ exit (EXIT_FAILURE);
}
if (write (fd, &c, 1) == -1) {
perror (\"write\");
close (fd);
unlink (filename);
- exit (1);
+ exit (EXIT_FAILURE);
}
if (close (fd) == -1) {
perror (filename);
unlink (filename);
- exit (1);
+ exit (EXIT_FAILURE);
}
if (guestfs_add_drive (g, filename) == -1) {
printf (\"guestfs_add_drive %%s FAILED\\n\", filename);
- exit (1);
+ exit (EXIT_FAILURE);
}
filename = \"test3.img\";
fd = open (filename, O_WRONLY|O_CREAT|O_NOCTTY|O_NONBLOCK|O_TRUNC, 0666);
if (fd == -1) {
perror (filename);
- exit (1);
+ exit (EXIT_FAILURE);
}
if (lseek (fd, %d, SEEK_SET) == -1) {
perror (\"lseek\");
close (fd);
unlink (filename);
- exit (1);
+ exit (EXIT_FAILURE);
}
if (write (fd, &c, 1) == -1) {
perror (\"write\");
close (fd);
unlink (filename);
- exit (1);
+ exit (EXIT_FAILURE);
}
if (close (fd) == -1) {
perror (filename);
unlink (filename);
- exit (1);
+ exit (EXIT_FAILURE);
}
if (guestfs_add_drive (g, filename) == -1) {
printf (\"guestfs_add_drive %%s FAILED\\n\", filename);
- exit (1);
- }
-
- if (guestfs_add_drive_ro (g, \"../images/test.sqsh\") == -1) {
- printf (\"guestfs_add_drive_ro ../images/test.sqsh FAILED\\n\");
- exit (1);
+ exit (EXIT_FAILURE);
}
- if (guestfs_launch (g) == -1) {
- printf (\"guestfs_launch FAILED\\n\");
- exit (1);
+ if (guestfs_add_drive_ro (g, \"../images/test.iso\") == -1) {
+ printf (\"guestfs_add_drive_ro ../images/test.iso FAILED\\n\");
+ exit (EXIT_FAILURE);
}
/* Set a timeout in case qemu hangs during launch (RHBZ#505329). */
alarm (600);
- if (guestfs_wait_ready (g) == -1) {
- printf (\"guestfs_wait_ready FAILED\\n\");
- exit (1);
+ if (guestfs_launch (g) == -1) {
+ printf (\"guestfs_launch FAILED\\n\");
+ exit (EXIT_FAILURE);
}
/* Cancel previous alarm. */
iteri (
fun i test_name ->
pr " test_num++;\n";
+ pr " if (guestfs_get_verbose (g))\n";
+ pr " printf (\"-------------------------------------------------------------------------------\\n\");\n";
pr " printf (\"%%3d/%%3d %s\\n\", test_num, nr_tests);\n" test_name;
pr " if (%s () == -1) {\n" test_name;
pr " printf (\"%s FAILED\\n\");\n" test_name;
- pr " failed++;\n";
+ pr " n_failed++;\n";
pr " }\n";
) test_names;
pr "\n";
pr " unlink (\"test3.img\");\n";
pr "\n";
- pr " if (failed > 0) {\n";
- pr " printf (\"***** %%d / %%d tests FAILED *****\\n\", failed, nr_tests);\n";
- pr " exit (1);\n";
+ pr " if (n_failed > 0) {\n";
+ pr " printf (\"***** %%lu / %%d tests FAILED *****\\n\", n_failed, nr_tests);\n";
+ pr " exit (EXIT_FAILURE);\n";
pr " }\n";
pr "\n";
- pr " exit (0);\n";
+ pr " exit (EXIT_SUCCESS);\n";
pr "}\n"
-and generate_one_test name i (init, prereq, test) =
+and generate_one_test name flags i (init, prereq, test) =
let test_name = sprintf "test_%s_%d" name i in
pr "\
if (str)
return strstr (str, \"%s\") == NULL;
str = getenv (\"SKIP_%s\");
- if (str && strcmp (str, \"1\") == 0) return 1;
+ if (str && STREQ (str, \"1\")) return 1;
str = getenv (\"SKIP_TEST_%s\");
- if (str && strcmp (str, \"1\") == 0) return 1;
+ if (str && STREQ (str, \"1\")) return 1;
return 0;
}
static int %s (void)
{
if (%s_skip ()) {
- printf (\"%%s skipped (reason: environment variable set)\\n\", \"%s\");
+ printf (\" %%s skipped (reason: environment variable set)\\n\", \"%s\");
return 0;
}
" test_name test_name test_name;
+ (* Optional functions should only be tested if the relevant
+ * support is available in the daemon.
+ *)
+ List.iter (
+ function
+ | Optional group ->
+ pr " {\n";
+ pr " const char *groups[] = { \"%s\", NULL };\n" group;
+ pr " int r;\n";
+ pr " suppress_error = 1;\n";
+ pr " r = guestfs_available (g, (char **) groups);\n";
+ pr " suppress_error = 0;\n";
+ pr " if (r == -1) {\n";
+ pr " printf (\" %%s skipped (reason: group %%s not available in daemon)\\n\", \"%s\", groups[0]);\n" test_name;
+ pr " return 0;\n";
+ pr " }\n";
+ pr " }\n";
+ | _ -> ()
+ ) flags;
+
(match prereq with
| Disabled ->
- pr " printf (\"%%s skipped (reason: test disabled in generator)\\n\", \"%s\");\n" test_name
+ pr " printf (\" %%s skipped (reason: test disabled in generator)\\n\", \"%s\");\n" test_name
| If _ ->
pr " if (! %s_prereq ()) {\n" test_name;
- pr " printf (\"%%s skipped (reason: test prerequisite)\\n\", \"%s\");\n" test_name;
+ pr " printf (\" %%s skipped (reason: test prerequisite)\\n\", \"%s\");\n" test_name;
pr " return 0;\n";
pr " }\n";
pr "\n";
generate_one_test_body name i test_name init test;
| Unless _ ->
pr " if (%s_prereq ()) {\n" test_name;
- pr " printf (\"%%s skipped (reason: test prerequisite)\\n\", \"%s\");\n" test_name;
+ pr " printf (\" %%s skipped (reason: test prerequisite)\\n\", \"%s\");\n" test_name;
pr " return 0;\n";
pr " }\n";
pr "\n";
and generate_one_test_body name i test_name init test =
(match init with
- | InitNone
+ | InitNone (* XXX at some point, InitNone and InitEmpty became
+ * folded together as the same thing. Really we should
+ * make InitNone do nothing at all, but the tests may
+ * need to be checked to make sure this is OK.
+ *)
| InitEmpty ->
pr " /* InitNone|InitEmpty for %s */\n" test_name;
List.iter (generate_test_command_call test_name)
- [["blockdev_setrw"; "/dev/sda"];
- ["umount_all"];
- ["lvm_remove_all"]]
+ [["blockdev_setrw"; "/dev/sda"];
+ ["umount_all"];
+ ["lvm_remove_all"]]
+ | InitPartition ->
+ pr " /* InitPartition for %s: create /dev/sda1 */\n" test_name;
+ List.iter (generate_test_command_call test_name)
+ [["blockdev_setrw"; "/dev/sda"];
+ ["umount_all"];
+ ["lvm_remove_all"];
+ ["part_disk"; "/dev/sda"; "mbr"]]
| InitBasicFS ->
pr " /* InitBasicFS for %s: create ext2 on /dev/sda1 */\n" test_name;
List.iter (generate_test_command_call test_name)
- [["blockdev_setrw"; "/dev/sda"];
- ["umount_all"];
- ["lvm_remove_all"];
- ["sfdisk"; "/dev/sda"; "0"; "0"; "0"; ","];
- ["mkfs"; "ext2"; "/dev/sda1"];
- ["mount"; "/dev/sda1"; "/"]]
+ [["blockdev_setrw"; "/dev/sda"];
+ ["umount_all"];
+ ["lvm_remove_all"];
+ ["part_disk"; "/dev/sda"; "mbr"];
+ ["mkfs"; "ext2"; "/dev/sda1"];
+ ["mount_options"; ""; "/dev/sda1"; "/"]]
| InitBasicFSonLVM ->
pr " /* InitBasicFSonLVM for %s: create ext2 on /dev/VG/LV */\n"
- test_name;
+ test_name;
List.iter (generate_test_command_call test_name)
- [["blockdev_setrw"; "/dev/sda"];
- ["umount_all"];
- ["lvm_remove_all"];
- ["sfdisk"; "/dev/sda"; "0"; "0"; "0"; ","];
- ["pvcreate"; "/dev/sda1"];
- ["vgcreate"; "VG"; "/dev/sda1"];
- ["lvcreate"; "LV"; "VG"; "8"];
- ["mkfs"; "ext2"; "/dev/VG/LV"];
- ["mount"; "/dev/VG/LV"; "/"]]
+ [["blockdev_setrw"; "/dev/sda"];
+ ["umount_all"];
+ ["lvm_remove_all"];
+ ["part_disk"; "/dev/sda"; "mbr"];
+ ["pvcreate"; "/dev/sda1"];
+ ["vgcreate"; "VG"; "/dev/sda1"];
+ ["lvcreate"; "LV"; "VG"; "8"];
+ ["mkfs"; "ext2"; "/dev/VG/LV"];
+ ["mount_options"; ""; "/dev/VG/LV"; "/"]]
+ | InitISOFS ->
+ pr " /* InitISOFS for %s */\n" test_name;
+ List.iter (generate_test_command_call test_name)
+ [["blockdev_setrw"; "/dev/sda"];
+ ["umount_all"];
+ ["lvm_remove_all"];
+ ["mount_ro"; "/dev/sdd"; "/"]]
);
let get_seq_last = function
| [] ->
- failwithf "%s: you cannot use [] (empty list) when expecting a command"
- test_name
+ failwithf "%s: you cannot use [] (empty list) when expecting a command"
+ test_name
| seq ->
- let seq = List.rev seq in
- List.rev (List.tl seq), List.hd seq
+ let seq = List.rev seq in
+ List.rev (List.tl seq), List.hd seq
in
match test with
List.iter (generate_test_command_call test_name) seq
| TestOutput (seq, expected) ->
pr " /* TestOutput for %s (%d) */\n" name i;
- pr " char expected[] = \"%s\";\n" (c_quote expected);
+ pr " const char *expected = \"%s\";\n" (c_quote expected);
let seq, last = get_seq_last seq in
let test () =
- pr " if (strcmp (r, expected) != 0) {\n";
- pr " fprintf (stderr, \"%s: expected \\\"%%s\\\" but got \\\"%%s\\\"\\n\", expected, r);\n" test_name;
- pr " return -1;\n";
- pr " }\n"
+ pr " if (STRNEQ (r, expected)) {\n";
+ pr " fprintf (stderr, \"%s: expected \\\"%%s\\\" but got \\\"%%s\\\"\\n\", expected, r);\n" test_name;
+ pr " return -1;\n";
+ pr " }\n"
in
List.iter (generate_test_command_call test_name) seq;
generate_test_command_call ~test test_name last
pr " /* TestOutputList for %s (%d) */\n" name i;
let seq, last = get_seq_last seq in
let test () =
- iteri (
- fun i str ->
- pr " if (!r[%d]) {\n" i;
- pr " fprintf (stderr, \"%s: short list returned from command\\n\");\n" test_name;
- pr " print_strings (r);\n";
- pr " return -1;\n";
- pr " }\n";
+ iteri (
+ fun i str ->
+ pr " if (!r[%d]) {\n" i;
+ pr " fprintf (stderr, \"%s: short list returned from command\\n\");\n" test_name;
+ pr " print_strings (r);\n";
+ pr " return -1;\n";
+ pr " }\n";
pr " {\n";
- pr " char expected[] = \"%s\";\n" (c_quote str);
- pr " if (strcmp (r[%d], expected) != 0) {\n" i;
- pr " fprintf (stderr, \"%s: expected \\\"%%s\\\" but got \\\"%%s\\\"\\n\", expected, r[%d]);\n" test_name i;
- pr " return -1;\n";
- pr " }\n";
- pr " }\n"
- ) expected;
- pr " if (r[%d] != NULL) {\n" (List.length expected);
- pr " fprintf (stderr, \"%s: extra elements returned from command\\n\");\n"
- test_name;
- pr " print_strings (r);\n";
- pr " return -1;\n";
- pr " }\n"
+ pr " const char *expected = \"%s\";\n" (c_quote str);
+ pr " if (STRNEQ (r[%d], expected)) {\n" i;
+ pr " fprintf (stderr, \"%s: expected \\\"%%s\\\" but got \\\"%%s\\\"\\n\", expected, r[%d]);\n" test_name i;
+ pr " return -1;\n";
+ pr " }\n";
+ pr " }\n"
+ ) expected;
+ pr " if (r[%d] != NULL) {\n" (List.length expected);
+ pr " fprintf (stderr, \"%s: extra elements returned from command\\n\");\n"
+ test_name;
+ pr " print_strings (r);\n";
+ pr " return -1;\n";
+ pr " }\n"
in
List.iter (generate_test_command_call test_name) seq;
generate_test_command_call ~test test_name last
pr " /* TestOutputListOfDevices for %s (%d) */\n" name i;
let seq, last = get_seq_last seq in
let test () =
- iteri (
- fun i str ->
- pr " if (!r[%d]) {\n" i;
- pr " fprintf (stderr, \"%s: short list returned from command\\n\");\n" test_name;
- pr " print_strings (r);\n";
- pr " return -1;\n";
- pr " }\n";
+ iteri (
+ fun i str ->
+ pr " if (!r[%d]) {\n" i;
+ pr " fprintf (stderr, \"%s: short list returned from command\\n\");\n" test_name;
+ pr " print_strings (r);\n";
+ pr " return -1;\n";
+ pr " }\n";
pr " {\n";
- pr " char expected[] = \"%s\";\n" (c_quote str);
- pr " r[%d][5] = 's';\n" i;
- pr " if (strcmp (r[%d], expected) != 0) {\n" i;
- pr " fprintf (stderr, \"%s: expected \\\"%%s\\\" but got \\\"%%s\\\"\\n\", expected, r[%d]);\n" test_name i;
- pr " return -1;\n";
- pr " }\n";
- pr " }\n"
- ) expected;
- pr " if (r[%d] != NULL) {\n" (List.length expected);
- pr " fprintf (stderr, \"%s: extra elements returned from command\\n\");\n"
- test_name;
- pr " print_strings (r);\n";
- pr " return -1;\n";
- pr " }\n"
+ pr " const char *expected = \"%s\";\n" (c_quote str);
+ pr " r[%d][5] = 's';\n" i;
+ pr " if (STRNEQ (r[%d], expected)) {\n" i;
+ pr " fprintf (stderr, \"%s: expected \\\"%%s\\\" but got \\\"%%s\\\"\\n\", expected, r[%d]);\n" test_name i;
+ pr " return -1;\n";
+ pr " }\n";
+ pr " }\n"
+ ) expected;
+ pr " if (r[%d] != NULL) {\n" (List.length expected);
+ pr " fprintf (stderr, \"%s: extra elements returned from command\\n\");\n"
+ test_name;
+ pr " print_strings (r);\n";
+ pr " return -1;\n";
+ pr " }\n"
in
List.iter (generate_test_command_call test_name) seq;
generate_test_command_call ~test test_name last
pr " /* TestOutputInt for %s (%d) */\n" name i;
let seq, last = get_seq_last seq in
let test () =
- pr " if (r != %d) {\n" expected;
- pr " fprintf (stderr, \"%s: expected %d but got %%d\\n\","
- test_name expected;
- pr " (int) r);\n";
- pr " return -1;\n";
- pr " }\n"
+ pr " if (r != %d) {\n" expected;
+ pr " fprintf (stderr, \"%s: expected %d but got %%d\\n\","
+ test_name expected;
+ pr " (int) r);\n";
+ pr " return -1;\n";
+ pr " }\n"
+ in
+ List.iter (generate_test_command_call test_name) seq;
+ generate_test_command_call ~test test_name last
+ | TestOutputIntOp (seq, op, expected) ->
+ pr " /* TestOutputIntOp for %s (%d) */\n" name i;
+ let seq, last = get_seq_last seq in
+ let test () =
+ pr " if (! (r %s %d)) {\n" op expected;
+ pr " fprintf (stderr, \"%s: expected %s %d but got %%d\\n\","
+ test_name op expected;
+ pr " (int) r);\n";
+ pr " return -1;\n";
+ pr " }\n"
in
List.iter (generate_test_command_call test_name) seq;
generate_test_command_call ~test test_name last
pr " /* TestOutputTrue for %s (%d) */\n" name i;
let seq, last = get_seq_last seq in
let test () =
- pr " if (!r) {\n";
- pr " fprintf (stderr, \"%s: expected true, got false\\n\");\n"
- test_name;
- pr " return -1;\n";
- pr " }\n"
+ pr " if (!r) {\n";
+ pr " fprintf (stderr, \"%s: expected true, got false\\n\");\n"
+ test_name;
+ pr " return -1;\n";
+ pr " }\n"
in
List.iter (generate_test_command_call test_name) seq;
generate_test_command_call ~test test_name last
pr " /* TestOutputFalse for %s (%d) */\n" name i;
let seq, last = get_seq_last seq in
let test () =
- pr " if (r) {\n";
- pr " fprintf (stderr, \"%s: expected false, got true\\n\");\n"
- test_name;
- pr " return -1;\n";
- pr " }\n"
+ pr " if (r) {\n";
+ pr " fprintf (stderr, \"%s: expected false, got true\\n\");\n"
+ test_name;
+ pr " return -1;\n";
+ pr " }\n"
in
List.iter (generate_test_command_call test_name) seq;
generate_test_command_call ~test test_name last
pr " /* TestOutputLength for %s (%d) */\n" name i;
let seq, last = get_seq_last seq in
let test () =
- pr " int j;\n";
- pr " for (j = 0; j < %d; ++j)\n" expected;
- pr " if (r[j] == NULL) {\n";
- pr " fprintf (stderr, \"%s: short list returned\\n\");\n"
- test_name;
- pr " print_strings (r);\n";
- pr " return -1;\n";
- pr " }\n";
- pr " if (r[j] != NULL) {\n";
- pr " fprintf (stderr, \"%s: long list returned\\n\");\n"
- test_name;
- pr " print_strings (r);\n";
- pr " return -1;\n";
- pr " }\n"
+ pr " int j;\n";
+ pr " for (j = 0; j < %d; ++j)\n" expected;
+ pr " if (r[j] == NULL) {\n";
+ pr " fprintf (stderr, \"%s: short list returned\\n\");\n"
+ test_name;
+ pr " print_strings (r);\n";
+ pr " return -1;\n";
+ pr " }\n";
+ pr " if (r[j] != NULL) {\n";
+ pr " fprintf (stderr, \"%s: long list returned\\n\");\n"
+ test_name;
+ pr " print_strings (r);\n";
+ pr " return -1;\n";
+ pr " }\n"
+ in
+ List.iter (generate_test_command_call test_name) seq;
+ generate_test_command_call ~test test_name last
+ | TestOutputBuffer (seq, expected) ->
+ pr " /* TestOutputBuffer for %s (%d) */\n" name i;
+ pr " const char *expected = \"%s\";\n" (c_quote expected);
+ let seq, last = get_seq_last seq in
+ let len = String.length expected in
+ let test () =
+ pr " if (size != %d) {\n" len;
+ pr " fprintf (stderr, \"%s: returned size of buffer wrong, expected %d but got %%zu\\n\", size);\n" test_name len;
+ pr " return -1;\n";
+ pr " }\n";
+ pr " if (STRNEQLEN (r, expected, size)) {\n";
+ pr " fprintf (stderr, \"%s: expected \\\"%%s\\\" but got \\\"%%s\\\"\\n\", expected, r);\n" test_name;
+ pr " return -1;\n";
+ pr " }\n"
in
List.iter (generate_test_command_call test_name) seq;
generate_test_command_call ~test test_name last
pr " /* TestOutputStruct for %s (%d) */\n" name i;
let seq, last = get_seq_last seq in
let test () =
- List.iter (
- function
- | CompareWithInt (field, expected) ->
- pr " if (r->%s != %d) {\n" field expected;
- pr " fprintf (stderr, \"%s: %s was %%d, expected %d\\n\",\n"
- test_name field expected;
- pr " (int) r->%s);\n" field;
- pr " return -1;\n";
- pr " }\n"
- | CompareWithString (field, expected) ->
- pr " if (strcmp (r->%s, \"%s\") != 0) {\n" field expected;
- pr " fprintf (stderr, \"%s: %s was \"%%s\", expected \"%s\"\\n\",\n"
- test_name field expected;
- pr " r->%s);\n" field;
- pr " return -1;\n";
- pr " }\n"
- | CompareFieldsIntEq (field1, field2) ->
- pr " if (r->%s != r->%s) {\n" field1 field2;
- pr " fprintf (stderr, \"%s: %s (%%d) <> %s (%%d)\\n\",\n"
- test_name field1 field2;
- pr " (int) r->%s, (int) r->%s);\n" field1 field2;
- pr " return -1;\n";
- pr " }\n"
- | CompareFieldsStrEq (field1, field2) ->
- pr " if (strcmp (r->%s, r->%s) != 0) {\n" field1 field2;
- pr " fprintf (stderr, \"%s: %s (\"%%s\") <> %s (\"%%s\")\\n\",\n"
- test_name field1 field2;
- pr " r->%s, r->%s);\n" field1 field2;
- pr " return -1;\n";
- pr " }\n"
- ) checks
+ List.iter (
+ function
+ | CompareWithInt (field, expected) ->
+ pr " if (r->%s != %d) {\n" field expected;
+ pr " fprintf (stderr, \"%s: %s was %%d, expected %d\\n\",\n"
+ test_name field expected;
+ pr " (int) r->%s);\n" field;
+ pr " return -1;\n";
+ pr " }\n"
+ | CompareWithIntOp (field, op, expected) ->
+ pr " if (!(r->%s %s %d)) {\n" field op expected;
+ pr " fprintf (stderr, \"%s: %s was %%d, expected %s %d\\n\",\n"
+ test_name field op expected;
+ pr " (int) r->%s);\n" field;
+ pr " return -1;\n";
+ pr " }\n"
+ | CompareWithString (field, expected) ->
+ pr " if (STRNEQ (r->%s, \"%s\")) {\n" field expected;
+ pr " fprintf (stderr, \"%s: %s was \"%%s\", expected \"%s\"\\n\",\n"
+ test_name field expected;
+ pr " r->%s);\n" field;
+ pr " return -1;\n";
+ pr " }\n"
+ | CompareFieldsIntEq (field1, field2) ->
+ pr " if (r->%s != r->%s) {\n" field1 field2;
+ pr " fprintf (stderr, \"%s: %s (%%d) <> %s (%%d)\\n\",\n"
+ test_name field1 field2;
+ pr " (int) r->%s, (int) r->%s);\n" field1 field2;
+ pr " return -1;\n";
+ pr " }\n"
+ | CompareFieldsStrEq (field1, field2) ->
+ pr " if (STRNEQ (r->%s, r->%s)) {\n" field1 field2;
+ pr " fprintf (stderr, \"%s: %s (\"%%s\") <> %s (\"%%s\")\\n\",\n"
+ test_name field1 field2;
+ pr " r->%s, r->%s);\n" field1 field2;
+ pr " return -1;\n";
+ pr " }\n"
+ ) checks
in
List.iter (generate_test_command_call test_name) seq;
generate_test_command_call ~test test_name last
| name :: args ->
(* Look up the command to find out what args/ret it has. *)
let style =
- try
- let _, style, _, _, _, _, _ =
- List.find (fun (n, _, _, _, _, _, _) -> n = name) all_functions in
- style
- with Not_found ->
- failwithf "%s: in test, command %s was not found" test_name name in
+ try
+ let _, style, _, _, _, _, _ =
+ List.find (fun (n, _, _, _, _, _, _) -> n = name) all_functions in
+ style
+ with Not_found ->
+ failwithf "%s: in test, command %s was not found" test_name name in
if List.length (snd style) <> List.length args then
- failwithf "%s: in test, wrong number of args given to %s"
- test_name name;
+ failwithf "%s: in test, wrong number of args given to %s"
+ test_name name;
pr " {\n";
List.iter (
- function
- | OptString n, "NULL" -> ()
- | String n, arg
- | OptString n, arg ->
- pr " char %s[] = \"%s\";\n" n (c_quote arg);
- | Int _, _
- | Bool _, _
- | FileIn _, _ | FileOut _, _ -> ()
- | StringList n, arg ->
- let strs = string_split " " arg in
- iteri (
- fun i str ->
- pr " char %s_%d[] = \"%s\";\n" n i (c_quote str);
- ) strs;
- pr " char *%s[] = {\n" n;
- iteri (
- fun i _ -> pr " %s_%d,\n" n i
- ) strs;
- pr " NULL\n";
- pr " };\n";
+ function
+ | OptString n, "NULL" -> ()
+ | Pathname n, arg
+ | Device n, arg
+ | Dev_or_Path n, arg
+ | String n, arg
+ | OptString n, arg ->
+ pr " const char *%s = \"%s\";\n" n (c_quote arg);
+ | Int _, _
+ | Int64 _, _
+ | Bool _, _
+ | FileIn _, _ | FileOut _, _ -> ()
+ | StringList n, "" | DeviceList n, "" ->
+ pr " const char *const %s[1] = { NULL };\n" n
+ | StringList n, arg | DeviceList n, arg ->
+ let strs = string_split " " arg in
+ iteri (
+ fun i str ->
+ pr " const char *%s_%d = \"%s\";\n" n i (c_quote str);
+ ) strs;
+ pr " const char *const %s[] = {\n" n;
+ iteri (
+ fun i _ -> pr " %s_%d,\n" n i
+ ) strs;
+ pr " NULL\n";
+ pr " };\n";
) (List.combine (snd style) args);
let error_code =
- match fst style with
- | RErr | RInt _ | RBool _ -> pr " int r;\n"; "-1"
- | RInt64 _ -> pr " int64_t r;\n"; "-1"
- | RConstString _ -> pr " const char *r;\n"; "NULL"
- | RString _ -> pr " char *r;\n"; "NULL"
- | RStringList _ | RHashtable _ ->
- pr " char **r;\n";
- pr " int i;\n";
- "NULL"
- | RIntBool _ ->
- pr " struct guestfs_int_bool *r;\n"; "NULL"
- | RPVList _ ->
- pr " struct guestfs_lvm_pv_list *r;\n"; "NULL"
- | RVGList _ ->
- pr " struct guestfs_lvm_vg_list *r;\n"; "NULL"
- | RLVList _ ->
- pr " struct guestfs_lvm_lv_list *r;\n"; "NULL"
- | RStat _ ->
- pr " struct guestfs_stat *r;\n"; "NULL"
- | RStatVFS _ ->
- pr " struct guestfs_statvfs *r;\n"; "NULL" in
+ match fst style with
+ | RErr | RInt _ | RBool _ -> pr " int r;\n"; "-1"
+ | RInt64 _ -> pr " int64_t r;\n"; "-1"
+ | RConstString _ | RConstOptString _ ->
+ pr " const char *r;\n"; "NULL"
+ | RString _ -> pr " char *r;\n"; "NULL"
+ | RStringList _ | RHashtable _ ->
+ pr " char **r;\n";
+ pr " int i;\n";
+ "NULL"
+ | RStruct (_, typ) ->
+ pr " struct guestfs_%s *r;\n" typ; "NULL"
+ | RStructList (_, typ) ->
+ pr " struct guestfs_%s_list *r;\n" typ; "NULL"
+ | RBufferOut _ ->
+ pr " char *r;\n";
+ pr " size_t size;\n";
+ "NULL" in
pr " suppress_error = %d;\n" (if expect_error then 1 else 0);
pr " r = guestfs_%s (g" name;
(* Generate the parameters. *)
List.iter (
- function
- | OptString _, "NULL" -> pr ", NULL"
- | String n, _
- | OptString n, _ ->
+ function
+ | OptString _, "NULL" -> pr ", NULL"
+ | Pathname n, _
+ | Device n, _ | Dev_or_Path n, _
+ | String n, _
+ | OptString n, _ ->
pr ", %s" n
- | FileIn _, arg | FileOut _, arg ->
- pr ", \"%s\"" (c_quote arg)
- | StringList n, _ ->
- pr ", %s" n
- | Int _, arg ->
- let i =
- try int_of_string arg
- with Failure "int_of_string" ->
- failwithf "%s: expecting an int, but got '%s'" test_name arg in
- pr ", %d" i
- | Bool _, arg ->
- let b = bool_of_string arg in pr ", %d" (if b then 1 else 0)
+ | FileIn _, arg | FileOut _, arg ->
+ pr ", \"%s\"" (c_quote arg)
+ | StringList n, _ | DeviceList n, _ ->
+ pr ", (char **) %s" n
+ | Int _, arg ->
+ let i =
+ try int_of_string arg
+ with Failure "int_of_string" ->
+ failwithf "%s: expecting an int, but got '%s'" test_name arg in
+ pr ", %d" i
+ | Int64 _, arg ->
+ let i =
+ try Int64.of_string arg
+ with Failure "int_of_string" ->
+ failwithf "%s: expecting an int64, but got '%s'" test_name arg in
+ pr ", %Ld" i
+ | Bool _, arg ->
+ let b = bool_of_string arg in pr ", %d" (if b then 1 else 0)
) (List.combine (snd style) args);
+ (match fst style with
+ | RBufferOut _ -> pr ", &size"
+ | _ -> ()
+ );
+
pr ");\n";
+
if not expect_error then
- pr " if (r == %s)\n" error_code
+ pr " if (r == %s)\n" error_code
else
- pr " if (r != %s)\n" error_code;
+ pr " if (r != %s)\n" error_code;
pr " return -1;\n";
(* Insert the test code. *)
);
(match fst style with
- | RErr | RInt _ | RInt64 _ | RBool _ | RConstString _ -> ()
- | RString _ -> pr " free (r);\n"
+ | RErr | RInt _ | RInt64 _ | RBool _
+ | RConstString _ | RConstOptString _ -> ()
+ | RString _ | RBufferOut _ -> pr " free (r);\n"
| RStringList _ | RHashtable _ ->
- pr " for (i = 0; r[i] != NULL; ++i)\n";
- pr " free (r[i]);\n";
- pr " free (r);\n"
- | RIntBool _ ->
- pr " guestfs_free_int_bool (r);\n"
- | RPVList _ ->
- pr " guestfs_free_lvm_pv_list (r);\n"
- | RVGList _ ->
- pr " guestfs_free_lvm_vg_list (r);\n"
- | RLVList _ ->
- pr " guestfs_free_lvm_lv_list (r);\n"
- | RStat _ | RStatVFS _ ->
- pr " free (r);\n"
+ pr " for (i = 0; r[i] != NULL; ++i)\n";
+ pr " free (r[i]);\n";
+ pr " free (r);\n"
+ | RStruct (_, typ) ->
+ pr " guestfs_free_%s (r);\n" typ
+ | RStructList (_, typ) ->
+ pr " guestfs_free_%s_list (r);\n" typ
);
pr " }\n"
(* Generate a lot of different functions for guestfish. *)
and generate_fish_cmds () =
- generate_header CStyle GPLv2;
+ generate_header CStyle GPLv2plus;
let all_functions =
List.filter (
fun (_, _, _, flags, _, _, _) -> not (List.mem NotInFish flags)
) all_functions_sorted in
+ pr "#include <config.h>\n";
+ pr "\n";
pr "#include <stdio.h>\n";
pr "#include <stdlib.h>\n";
pr "#include <string.h>\n";
pr "#include <inttypes.h>\n";
pr "\n";
pr "#include <guestfs.h>\n";
+ pr "#include \"c-ctype.h\"\n";
+ pr "#include \"full-write.h\"\n";
+ pr "#include \"xstrtol.h\"\n";
pr "#include \"fish.h\"\n";
pr "\n";
(* list_commands function, which implements guestfish -h *)
pr "void list_commands (void)\n";
pr "{\n";
- pr " printf (\" %%-16s %%s\\n\", \"Command\", \"Description\");\n";
+ pr " printf (\" %%-16s %%s\\n\", _(\"Command\"), _(\"Description\"));\n";
pr " list_builtin_commands ();\n";
List.iter (
fun (name, _, _, flags, _, shortdesc, _) ->
let name = replace_char name '_' '-' in
- pr " printf (\"%%-20s %%s\\n\", \"%s\", \"%s\");\n"
- name shortdesc
+ pr " printf (\"%%-20s %%s\\n\", \"%s\", _(\"%s\"));\n"
+ name shortdesc
) all_functions_sorted;
- pr " printf (\" Use -h <cmd> / help <cmd> to show detailed help for a command.\\n\");\n";
+ pr " printf (\" %%s\\n\",";
+ pr " _(\"Use -h <cmd> / help <cmd> to show detailed help for a command.\"));\n";
pr "}\n";
pr "\n";
fun (name, style, _, flags, _, shortdesc, longdesc) ->
let name2 = replace_char name '_' '-' in
let alias =
- try find_map (function FishAlias n -> Some n | _ -> None) flags
- with Not_found -> name in
+ try find_map (function FishAlias n -> Some n | _ -> None) flags
+ with Not_found -> name in
let longdesc = replace_str longdesc "C<guestfs_" "C<" in
let synopsis =
- match snd style with
- | [] -> name2
- | args ->
- sprintf "%s <%s>"
- name2 (String.concat "> <" (List.map name_of_argt args)) in
+ match snd style with
+ | [] -> name2
+ | args ->
+ sprintf "%s %s"
+ name2 (String.concat " " (List.map name_of_argt args)) in
let warnings =
- if List.mem ProtocolLimitWarning flags then
- ("\n\n" ^ protocol_limit_warning)
- else "" in
+ if List.mem ProtocolLimitWarning flags then
+ ("\n\n" ^ protocol_limit_warning)
+ else "" in
(* For DangerWillRobinson commands, we should probably have
* guestfish prompt before allowing you to use them (especially
* in interactive mode). XXX
*)
let warnings =
- warnings ^
- if List.mem DangerWillRobinson flags then
- ("\n\n" ^ danger_will_robinson)
- else "" in
+ warnings ^
+ if List.mem DangerWillRobinson flags then
+ ("\n\n" ^ danger_will_robinson)
+ else "" in
+
+ let warnings =
+ warnings ^
+ match deprecation_notice flags with
+ | None -> ""
+ | Some txt -> "\n\n" ^ txt in
let describe_alias =
- if name <> alias then
- sprintf "\n\nYou can use '%s' as an alias for this command." alias
- else "" in
+ if name <> alias then
+ sprintf "\n\nYou can use '%s' as an alias for this command." alias
+ else "" in
pr " if (";
- pr "strcasecmp (cmd, \"%s\") == 0" name;
+ pr "STRCASEEQ (cmd, \"%s\")" name;
if name <> name2 then
- pr " || strcasecmp (cmd, \"%s\") == 0" name2;
+ pr " || STRCASEEQ (cmd, \"%s\")" name2;
if name <> alias then
- pr " || strcasecmp (cmd, \"%s\") == 0" alias;
+ pr " || STRCASEEQ (cmd, \"%s\")" alias;
pr ")\n";
- pr " pod2text (\"%s - %s\", %S);\n"
- name2 shortdesc
- (" " ^ synopsis ^ "\n\n" ^ longdesc ^ warnings ^ describe_alias);
+ pr " pod2text (\"%s\", _(\"%s\"), %S);\n"
+ name2 shortdesc
+ ("=head1 SYNOPSIS\n\n " ^ synopsis ^ "\n\n" ^
+ "=head1 DESCRIPTION\n\n" ^
+ longdesc ^ warnings ^ describe_alias);
pr " else\n"
) all_functions;
pr " display_builtin_command (cmd);\n";
pr "}\n";
pr "\n";
- (* print_{pv,vg,lv}_list functions *)
+ let emit_print_list_function typ =
+ pr "static void print_%s_list (struct guestfs_%s_list *%ss)\n"
+ typ typ typ;
+ pr "{\n";
+ pr " unsigned int i;\n";
+ pr "\n";
+ pr " for (i = 0; i < %ss->len; ++i) {\n" typ;
+ pr " printf (\"[%%d] = {\\n\", i);\n";
+ pr " print_%s_indent (&%ss->val[i], \" \");\n" typ typ;
+ pr " printf (\"}\\n\");\n";
+ pr " }\n";
+ pr "}\n";
+ pr "\n";
+ in
+
+ (* print_* functions *)
+ List.iter (
+ fun (typ, cols) ->
+ let needs_i =
+ List.exists (function (_, (FUUID|FBuffer)) -> true | _ -> false) cols in
+
+ pr "static void print_%s_indent (struct guestfs_%s *%s, const char *indent)\n" typ typ typ;
+ pr "{\n";
+ if needs_i then (
+ pr " unsigned int i;\n";
+ pr "\n"
+ );
+ List.iter (
+ function
+ | name, FString ->
+ pr " printf (\"%%s%s: %%s\\n\", indent, %s->%s);\n" name typ name
+ | name, FUUID ->
+ pr " printf (\"%%s%s: \", indent);\n" name;
+ pr " for (i = 0; i < 32; ++i)\n";
+ pr " printf (\"%%c\", %s->%s[i]);\n" typ name;
+ pr " printf (\"\\n\");\n"
+ | name, FBuffer ->
+ pr " printf (\"%%s%s: \", indent);\n" name;
+ pr " for (i = 0; i < %s->%s_len; ++i)\n" typ name;
+ pr " if (c_isprint (%s->%s[i]))\n" typ name;
+ pr " printf (\"%%c\", %s->%s[i]);\n" typ name;
+ pr " else\n";
+ pr " printf (\"\\\\x%%02x\", %s->%s[i]);\n" typ name;
+ pr " printf (\"\\n\");\n"
+ | name, (FUInt64|FBytes) ->
+ pr " printf (\"%%s%s: %%\" PRIu64 \"\\n\", indent, %s->%s);\n"
+ name typ name
+ | name, FInt64 ->
+ pr " printf (\"%%s%s: %%\" PRIi64 \"\\n\", indent, %s->%s);\n"
+ name typ name
+ | name, FUInt32 ->
+ pr " printf (\"%%s%s: %%\" PRIu32 \"\\n\", indent, %s->%s);\n"
+ name typ name
+ | name, FInt32 ->
+ pr " printf (\"%%s%s: %%\" PRIi32 \"\\n\", indent, %s->%s);\n"
+ name typ name
+ | name, FChar ->
+ pr " printf (\"%%s%s: %%c\\n\", indent, %s->%s);\n"
+ name typ name
+ | name, FOptPercent ->
+ pr " if (%s->%s >= 0) printf (\"%%s%s: %%g %%%%\\n\", indent, %s->%s);\n"
+ typ name name typ name;
+ pr " else printf (\"%%s%s: \\n\", indent);\n" name
+ ) cols;
+ pr "}\n";
+ pr "\n";
+ ) structs;
+
+ (* Emit a print_TYPE_list function definition only if that function is used. *)
List.iter (
function
- | typ, cols ->
- pr "static void print_%s (struct guestfs_lvm_%s *%s)\n" typ typ typ;
- pr "{\n";
- pr " int i;\n";
- pr "\n";
- List.iter (
- function
- | name, `String ->
- pr " printf (\"%s: %%s\\n\", %s->%s);\n" name typ name
- | name, `UUID ->
- pr " printf (\"%s: \");\n" name;
- pr " for (i = 0; i < 32; ++i)\n";
- pr " printf (\"%%c\", %s->%s[i]);\n" typ name;
- pr " printf (\"\\n\");\n"
- | name, `Bytes ->
- pr " printf (\"%s: %%\" PRIu64 \"\\n\", %s->%s);\n" name typ name
- | name, `Int ->
- pr " printf (\"%s: %%\" PRIi64 \"\\n\", %s->%s);\n" name typ name
- | name, `OptPercent ->
- pr " if (%s->%s >= 0) printf (\"%s: %%g %%%%\\n\", %s->%s);\n"
- typ name name typ name;
- pr " else printf (\"%s: \\n\");\n" name
- ) cols;
- pr "}\n";
- pr "\n";
- pr "static void print_%s_list (struct guestfs_lvm_%s_list *%ss)\n"
- typ typ typ;
- pr "{\n";
- pr " int i;\n";
- pr "\n";
- pr " for (i = 0; i < %ss->len; ++i)\n" typ;
- pr " print_%s (&%ss->val[i]);\n" typ typ;
- pr "}\n";
- pr "\n";
- ) ["pv", pv_cols; "vg", vg_cols; "lv", lv_cols];
-
- (* print_{stat,statvfs} functions *)
+ | typ, (RStructListOnly | RStructAndList) ->
+ (* generate the function for typ *)
+ emit_print_list_function typ
+ | typ, _ -> () (* empty *)
+ ) (rstructs_used_by all_functions);
+
+ (* Emit a print_TYPE function definition only if that function is used. *)
List.iter (
function
- | typ, cols ->
- pr "static void print_%s (struct guestfs_%s *%s)\n" typ typ typ;
- pr "{\n";
- List.iter (
- function
- | name, `Int ->
- pr " printf (\"%s: %%\" PRIi64 \"\\n\", %s->%s);\n" name typ name
- ) cols;
- pr "}\n";
- pr "\n";
- ) ["stat", stat_cols; "statvfs", statvfs_cols];
+ | typ, (RStructOnly | RStructAndList) ->
+ pr "static void print_%s (struct guestfs_%s *%s)\n" typ typ typ;
+ pr "{\n";
+ pr " print_%s_indent (%s, \"\");\n" typ typ;
+ pr "}\n";
+ pr "\n";
+ | typ, _ -> () (* empty *)
+ ) (rstructs_used_by all_functions);
(* run_<action> actions *)
List.iter (
| RInt _
| RBool _ -> pr " int r;\n"
| RInt64 _ -> pr " int64_t r;\n"
- | RConstString _ -> pr " const char *r;\n"
+ | RConstString _ | RConstOptString _ -> pr " const char *r;\n"
| RString _ -> pr " char *r;\n"
| RStringList _ | RHashtable _ -> pr " char **r;\n"
- | RIntBool _ -> pr " struct guestfs_int_bool *r;\n"
- | RPVList _ -> pr " struct guestfs_lvm_pv_list *r;\n"
- | RVGList _ -> pr " struct guestfs_lvm_vg_list *r;\n"
- | RLVList _ -> pr " struct guestfs_lvm_lv_list *r;\n"
- | RStat _ -> pr " struct guestfs_stat *r;\n"
- | RStatVFS _ -> pr " struct guestfs_statvfs *r;\n"
+ | RStruct (_, typ) -> pr " struct guestfs_%s *r;\n" typ
+ | RStructList (_, typ) -> pr " struct guestfs_%s_list *r;\n" typ
+ | RBufferOut _ ->
+ pr " char *r;\n";
+ pr " size_t size;\n";
);
List.iter (
- function
- | String n
- | OptString n
- | FileIn n
- | FileOut n -> pr " const char *%s;\n" n
- | StringList n -> pr " char **%s;\n" n
- | Bool n -> pr " int %s;\n" n
- | Int n -> pr " int %s;\n" n
+ function
+ | Device n
+ | String n
+ | OptString n -> pr " const char *%s;\n" n
+ | Pathname n
+ | Dev_or_Path n
+ | FileIn n
+ | FileOut n -> pr " char *%s;\n" n
+ | StringList n | DeviceList n -> pr " char **%s;\n" n
+ | Bool n -> pr " int %s;\n" n
+ | Int n -> pr " int %s;\n" n
+ | Int64 n -> pr " int64_t %s;\n" n
) (snd style);
(* Check and convert parameters. *)
let argc_expected = List.length (snd style) in
pr " if (argc != %d) {\n" argc_expected;
- pr " fprintf (stderr, \"%%s should have %d parameter(s)\\n\", cmd);\n"
- argc_expected;
- pr " fprintf (stderr, \"type 'help %%s' for help on %%s\\n\", cmd, cmd);\n";
+ pr " fprintf (stderr, _(\"%%s should have %%d parameter(s)\\n\"), cmd, %d);\n"
+ argc_expected;
+ pr " fprintf (stderr, _(\"type 'help %%s' for help on %%s\\n\"), cmd, cmd);\n";
pr " return -1;\n";
pr " }\n";
+
+ let parse_integer fn fntyp rtyp range name i =
+ pr " {\n";
+ pr " strtol_error xerr;\n";
+ pr " %s r;\n" fntyp;
+ pr "\n";
+ pr " xerr = %s (argv[%d], NULL, 0, &r, \"\");\n" fn i;
+ pr " if (xerr != LONGINT_OK) {\n";
+ pr " fprintf (stderr,\n";
+ pr " _(\"%%s: %%s: invalid integer parameter (%%s returned %%d)\\n\"),\n";
+ pr " cmd, \"%s\", \"%s\", xerr);\n" name fn;
+ pr " return -1;\n";
+ pr " }\n";
+ (match range with
+ | None -> ()
+ | Some (min, max, comment) ->
+ pr " /* %s */\n" comment;
+ pr " if (r < %s || r > %s) {\n" min max;
+ pr " fprintf (stderr, _(\"%%s: %%s: integer out of range\\n\"), cmd, \"%s\");\n"
+ name;
+ pr " return -1;\n";
+ pr " }\n";
+ pr " /* The check above should ensure this assignment does not overflow. */\n";
+ );
+ pr " %s = r;\n" name;
+ pr " }\n";
+ in
+
iteri (
- fun i ->
- function
- | String name -> pr " %s = argv[%d];\n" name i
- | OptString name ->
- pr " %s = strcmp (argv[%d], \"\") != 0 ? argv[%d] : NULL;\n"
- name i i
- | FileIn name ->
- pr " %s = strcmp (argv[%d], \"-\") != 0 ? argv[%d] : \"/dev/stdin\";\n"
- name i i
- | FileOut name ->
- pr " %s = strcmp (argv[%d], \"-\") != 0 ? argv[%d] : \"/dev/stdout\";\n"
- name i i
- | StringList name ->
- pr " %s = parse_string_list (argv[%d]);\n" name i
- | Bool name ->
- pr " %s = is_true (argv[%d]) ? 1 : 0;\n" name i
- | Int name ->
- pr " %s = atoi (argv[%d]);\n" name i
+ fun i ->
+ function
+ | Device name
+ | String name ->
+ pr " %s = argv[%d];\n" name i
+ | Pathname name
+ | Dev_or_Path name ->
+ pr " %s = resolve_win_path (argv[%d]);\n" name i;
+ pr " if (%s == NULL) return -1;\n" name
+ | OptString name ->
+ pr " %s = STRNEQ (argv[%d], \"\") ? argv[%d] : NULL;\n"
+ name i i
+ | FileIn name ->
+ pr " %s = file_in (argv[%d]);\n" name i;
+ pr " if (%s == NULL) return -1;\n" name
+ | FileOut name ->
+ pr " %s = file_out (argv[%d]);\n" name i;
+ pr " if (%s == NULL) return -1;\n" name
+ | StringList name | DeviceList name ->
+ pr " %s = parse_string_list (argv[%d]);\n" name i;
+ pr " if (%s == NULL) return -1;\n" name;
+ | Bool name ->
+ pr " %s = is_true (argv[%d]) ? 1 : 0;\n" name i
+ | Int name ->
+ let range =
+ let min = "(-(2LL<<30))"
+ and max = "((2LL<<30)-1)"
+ and comment =
+ "The Int type in the generator is a signed 31 bit int." in
+ Some (min, max, comment) in
+ parse_integer "xstrtoll" "long long" "int" range name i
+ | Int64 name ->
+ parse_integer "xstrtoll" "long long" "int64_t" None name i
) (snd style);
(* Call C API function. *)
- let fn =
- try find_map (function FishAction n -> Some n | _ -> None) flags
- with Not_found -> sprintf "guestfs_%s" name in
- pr " r = %s " fn;
- generate_call_args ~handle:"g" (snd style);
+ pr " r = guestfs_%s " name;
+ generate_c_call_args ~handle:"g" style;
pr ";\n";
+ List.iter (
+ function
+ | Device name | String name
+ | OptString name | Bool name
+ | Int name | Int64 name -> ()
+ | Pathname name | Dev_or_Path name | FileOut name ->
+ pr " free (%s);\n" name
+ | FileIn name ->
+ pr " free_file_in (%s);\n" name
+ | StringList name | DeviceList name ->
+ pr " free_strings (%s);\n" name
+ ) (snd style);
+
+ (* Any output flags? *)
+ let fish_output =
+ let flags = filter_map (
+ function FishOutput flag -> Some flag | _ -> None
+ ) flags in
+ match flags with
+ | [] -> None
+ | [f] -> Some f
+ | _ ->
+ failwithf "%s: more than one FishOutput flag is not allowed" name in
+
(* Check return value for errors and display command results. *)
(match fst style with
| RErr -> pr " return r;\n"
| RInt _ ->
- pr " if (r == -1) return -1;\n";
- pr " printf (\"%%d\\n\", r);\n";
- pr " return 0;\n"
+ pr " if (r == -1) return -1;\n";
+ (match fish_output with
+ | None ->
+ pr " printf (\"%%d\\n\", r);\n";
+ | Some FishOutputOctal ->
+ pr " printf (\"%%s%%o\\n\", r != 0 ? \"0\" : \"\", r);\n";
+ | Some FishOutputHexadecimal ->
+ pr " printf (\"%%s%%x\\n\", r != 0 ? \"0x\" : \"\", r);\n");
+ pr " return 0;\n"
| RInt64 _ ->
- pr " if (r == -1) return -1;\n";
- pr " printf (\"%%\" PRIi64 \"\\n\", r);\n";
- pr " return 0;\n"
+ pr " if (r == -1) return -1;\n";
+ (match fish_output with
+ | None ->
+ pr " printf (\"%%\" PRIi64 \"\\n\", r);\n";
+ | Some FishOutputOctal ->
+ pr " printf (\"%%s%%\" PRIo64 \"\\n\", r != 0 ? \"0\" : \"\", r);\n";
+ | Some FishOutputHexadecimal ->
+ pr " printf (\"%%s%%\" PRIx64 \"\\n\", r != 0 ? \"0x\" : \"\", r);\n");
+ pr " return 0;\n"
| RBool _ ->
- pr " if (r == -1) return -1;\n";
- pr " if (r) printf (\"true\\n\"); else printf (\"false\\n\");\n";
- pr " return 0;\n"
+ pr " if (r == -1) return -1;\n";
+ pr " if (r) printf (\"true\\n\"); else printf (\"false\\n\");\n";
+ pr " return 0;\n"
| RConstString _ ->
- pr " if (r == NULL) return -1;\n";
- pr " printf (\"%%s\\n\", r);\n";
- pr " return 0;\n"
+ pr " if (r == NULL) return -1;\n";
+ pr " printf (\"%%s\\n\", r);\n";
+ pr " return 0;\n"
+ | RConstOptString _ ->
+ pr " printf (\"%%s\\n\", r ? : \"(null)\");\n";
+ pr " return 0;\n"
| RString _ ->
- pr " if (r == NULL) return -1;\n";
- pr " printf (\"%%s\\n\", r);\n";
- pr " free (r);\n";
- pr " return 0;\n"
+ pr " if (r == NULL) return -1;\n";
+ pr " printf (\"%%s\\n\", r);\n";
+ pr " free (r);\n";
+ pr " return 0;\n"
| RStringList _ ->
- pr " if (r == NULL) return -1;\n";
- pr " print_strings (r);\n";
- pr " free_strings (r);\n";
- pr " return 0;\n"
- | RIntBool _ ->
- pr " if (r == NULL) return -1;\n";
- pr " printf (\"%%d, %%s\\n\", r->i,\n";
- pr " r->b ? \"true\" : \"false\");\n";
- pr " guestfs_free_int_bool (r);\n";
- pr " return 0;\n"
- | RPVList _ ->
- pr " if (r == NULL) return -1;\n";
- pr " print_pv_list (r);\n";
- pr " guestfs_free_lvm_pv_list (r);\n";
- pr " return 0;\n"
- | RVGList _ ->
- pr " if (r == NULL) return -1;\n";
- pr " print_vg_list (r);\n";
- pr " guestfs_free_lvm_vg_list (r);\n";
- pr " return 0;\n"
- | RLVList _ ->
- pr " if (r == NULL) return -1;\n";
- pr " print_lv_list (r);\n";
- pr " guestfs_free_lvm_lv_list (r);\n";
- pr " return 0;\n"
- | RStat _ ->
- pr " if (r == NULL) return -1;\n";
- pr " print_stat (r);\n";
- pr " free (r);\n";
- pr " return 0;\n"
- | RStatVFS _ ->
- pr " if (r == NULL) return -1;\n";
- pr " print_statvfs (r);\n";
- pr " free (r);\n";
- pr " return 0;\n"
+ pr " if (r == NULL) return -1;\n";
+ pr " print_strings (r);\n";
+ pr " free_strings (r);\n";
+ pr " return 0;\n"
+ | RStruct (_, typ) ->
+ pr " if (r == NULL) return -1;\n";
+ pr " print_%s (r);\n" typ;
+ pr " guestfs_free_%s (r);\n" typ;
+ pr " return 0;\n"
+ | RStructList (_, typ) ->
+ pr " if (r == NULL) return -1;\n";
+ pr " print_%s_list (r);\n" typ;
+ pr " guestfs_free_%s_list (r);\n" typ;
+ pr " return 0;\n"
| RHashtable _ ->
- pr " if (r == NULL) return -1;\n";
- pr " print_table (r);\n";
- pr " free_strings (r);\n";
- pr " return 0;\n"
+ pr " if (r == NULL) return -1;\n";
+ pr " print_table (r);\n";
+ pr " free_strings (r);\n";
+ pr " return 0;\n"
+ | RBufferOut _ ->
+ pr " if (r == NULL) return -1;\n";
+ pr " if (full_write (1, r, size) != size) {\n";
+ pr " perror (\"write\");\n";
+ pr " free (r);\n";
+ pr " return -1;\n";
+ pr " }\n";
+ pr " free (r);\n";
+ pr " return 0;\n"
);
pr "}\n";
pr "\n"
fun (name, _, _, flags, _, _, _) ->
let name2 = replace_char name '_' '-' in
let alias =
- try find_map (function FishAlias n -> Some n | _ -> None) flags
- with Not_found -> name in
+ try find_map (function FishAlias n -> Some n | _ -> None) flags
+ with Not_found -> name in
pr " if (";
- pr "strcasecmp (cmd, \"%s\") == 0" name;
+ pr "STRCASEEQ (cmd, \"%s\")" name;
if name <> name2 then
- pr " || strcasecmp (cmd, \"%s\") == 0" name2;
+ pr " || STRCASEEQ (cmd, \"%s\")" name2;
if name <> alias then
- pr " || strcasecmp (cmd, \"%s\") == 0" alias;
+ pr " || STRCASEEQ (cmd, \"%s\")" alias;
pr ")\n";
pr " return run_%s (cmd, argc, argv);\n" name;
pr " else\n";
) all_functions;
pr " {\n";
- pr " fprintf (stderr, \"%%s: unknown command\\n\", cmd);\n";
+ pr " fprintf (stderr, _(\"%%s: unknown command\\n\"), cmd);\n";
+ pr " if (command_num == 1)\n";
+ pr " extended_help_message ();\n";
pr " return -1;\n";
pr " }\n";
pr " return 0;\n";
(* Readline completion for guestfish. *)
and generate_fish_completion () =
- generate_header CStyle GPLv2;
+ generate_header CStyle GPLv2plus;
let all_functions =
List.filter (
let commands =
List.map (
fun (name, _, _, flags, _, _, _) ->
- let name2 = replace_char name '_' '-' in
- let alias =
- try find_map (function FishAlias n -> Some n | _ -> None) flags
- with Not_found -> name in
+ let name2 = replace_char name '_' '-' in
+ let alias =
+ try find_map (function FishAlias n -> Some n | _ -> None) flags
+ with Not_found -> name in
- if name <> alias then [name2; alias] else [name2]
+ if name <> alias then [name2; alias] else [name2]
) all_functions in
let commands = List.flatten commands in
while ((name = commands[index]) != NULL) {
index++;
- if (strncasecmp (name, text, len) == 0)
+ if (STRCASEEQLEN (name, text, len))
return strdup (name);
}
#endif /* HAVE_LIBREADLINE */
-char **do_completion (const char *text, int start, int end)
+#ifdef HAVE_RL_COMPLETION_MATCHES
+#define RL_COMPLETION_MATCHES rl_completion_matches
+#else
+#ifdef HAVE_COMPLETION_MATCHES
+#define RL_COMPLETION_MATCHES completion_matches
+#endif
+#endif /* else just fail if we don't have either symbol */
+
+char **
+do_completion (const char *text, int start, int end)
{
char **matches = NULL;
rl_completion_append_character = ' ';
if (start == 0)
- matches = rl_completion_matches (text, generator);
+ matches = RL_COMPLETION_MATCHES (text, generator);
else if (complete_dest_paths)
- matches = rl_completion_matches (text, complete_dest_paths_generator);
+ matches = RL_COMPLETION_MATCHES (text, complete_dest_paths_generator);
#endif
return matches;
let all_functions_sorted =
List.filter (
fun (_, _, _, flags, _, _, _) ->
- not (List.mem NotInFish flags || List.mem NotInDocs flags)
+ not (List.mem NotInFish flags || List.mem NotInDocs flags)
) all_functions_sorted in
let rex = Str.regexp "C<guestfs_\\([^>]+\\)>" in
List.iter (
fun (name, style, _, flags, _, _, longdesc) ->
let longdesc =
- Str.global_substitute rex (
- fun s ->
- let sub =
- try Str.matched_group 1 s
- with Not_found ->
- failwithf "error substituting C<guestfs_...> in longdesc of function %s" name in
- "C<" ^ replace_char sub '_' '-' ^ ">"
- ) longdesc in
+ Str.global_substitute rex (
+ fun s ->
+ let sub =
+ try Str.matched_group 1 s
+ with Not_found ->
+ failwithf "error substituting C<guestfs_...> in longdesc of function %s" name in
+ "C<" ^ replace_char sub '_' '-' ^ ">"
+ ) longdesc in
let name = replace_char name '_' '-' in
let alias =
- try find_map (function FishAlias n -> Some n | _ -> None) flags
- with Not_found -> name in
+ try find_map (function FishAlias n -> Some n | _ -> None) flags
+ with Not_found -> name in
pr "=head2 %s" name;
if name <> alias then
- pr " | %s" alias;
+ pr " | %s" alias;
pr "\n";
pr "\n";
pr " %s" name;
List.iter (
- function
- | String n -> pr " %s" n
- | OptString n -> pr " %s" n
- | StringList n -> pr " '%s ...'" n
- | Bool _ -> pr " true|false"
- | Int n -> pr " %s" n
- | FileIn n | FileOut n -> pr " (%s|-)" n
+ function
+ | Pathname n | Device n | Dev_or_Path n | String n -> pr " %s" n
+ | OptString n -> pr " %s" n
+ | StringList n | DeviceList n -> pr " '%s ...'" n
+ | Bool _ -> pr " true|false"
+ | Int n -> pr " %s" n
+ | Int64 n -> pr " %s" n
+ | FileIn n | FileOut n -> pr " (%s|-)" n
) (snd style);
pr "\n";
pr "\n";
pr "%s\n\n" longdesc;
if List.exists (function FileIn _ | FileOut _ -> true
- | _ -> false) (snd style) then
- pr "Use C<-> instead of a filename to read/write from stdin/stdout.\n\n";
+ | _ -> false) (snd style) then
+ pr "Use C<-> instead of a filename to read/write from stdin/stdout.\n\n";
if List.mem ProtocolLimitWarning flags then
- pr "%s\n\n" protocol_limit_warning;
+ pr "%s\n\n" protocol_limit_warning;
if List.mem DangerWillRobinson flags then
- pr "%s\n\n" danger_will_robinson
+ pr "%s\n\n" danger_will_robinson;
+
+ match deprecation_notice flags with
+ | None -> ()
+ | Some txt -> pr "%s\n\n" txt
) all_functions_sorted
(* Generate a C function prototype. *)
| RInt _ -> pr "int "
| RInt64 _ -> pr "int64_t "
| RBool _ -> pr "int "
- | RConstString _ -> pr "const char *"
- | RString _ -> pr "char *"
+ | RConstString _ | RConstOptString _ -> pr "const char *"
+ | RString _ | RBufferOut _ -> pr "char *"
| RStringList _ | RHashtable _ -> pr "char **"
- | RIntBool _ ->
- if not in_daemon then pr "struct guestfs_int_bool *"
- else pr "guestfs_%s_ret *" name
- | RPVList _ ->
- if not in_daemon then pr "struct guestfs_lvm_pv_list *"
- else pr "guestfs_lvm_int_pv_list *"
- | RVGList _ ->
- if not in_daemon then pr "struct guestfs_lvm_vg_list *"
- else pr "guestfs_lvm_int_vg_list *"
- | RLVList _ ->
- if not in_daemon then pr "struct guestfs_lvm_lv_list *"
- else pr "guestfs_lvm_int_lv_list *"
- | RStat _ ->
- if not in_daemon then pr "struct guestfs_stat *"
- else pr "guestfs_int_stat *"
- | RStatVFS _ ->
- if not in_daemon then pr "struct guestfs_statvfs *"
- else pr "guestfs_int_statvfs *"
+ | RStruct (_, typ) ->
+ if not in_daemon then pr "struct guestfs_%s *" typ
+ else pr "guestfs_int_%s *" typ
+ | RStructList (_, typ) ->
+ if not in_daemon then pr "struct guestfs_%s_list *" typ
+ else pr "guestfs_int_%s_list *" typ
);
+ let is_RBufferOut = match fst style with RBufferOut _ -> true | _ -> false in
pr "%s%s (" prefix name;
- if handle = None && List.length (snd style) = 0 then
+ if handle = None && List.length (snd style) = 0 && not is_RBufferOut then
pr "void"
else (
let comma = ref false in
);
let next () =
if !comma then (
- if single_line then pr ", " else pr ",\n\t\t"
+ if single_line then pr ", " else pr ",\n\t\t"
);
comma := true
in
List.iter (
function
+ | Pathname n
+ | Device n | Dev_or_Path n
| String n
| OptString n ->
- next ();
- if not in_daemon then pr "const char *%s" n
- else pr "char *%s" n
- | StringList n ->
- next ();
- if not in_daemon then pr "char * const* const %s" n
- else pr "char **%s" n
+ next ();
+ pr "const char *%s" n
+ | StringList n | DeviceList n ->
+ next ();
+ pr "char *const *%s" n
| Bool n -> next (); pr "int %s" n
| Int n -> next (); pr "int %s" n
+ | Int64 n -> next (); pr "int64_t %s" n
| FileIn n
| FileOut n ->
- if not in_daemon then (next (); pr "const char *%s" n)
+ if not in_daemon then (next (); pr "const char *%s" n)
) (snd style);
+ if is_RBufferOut then (next (); pr "size_t *size_r");
);
pr ")";
if semicolon then pr ";";
if newline then pr "\n"
(* Generate C call arguments, eg "(handle, foo, bar)" *)
-and generate_call_args ?handle args =
+and generate_c_call_args ?handle ?(decl = false) style =
pr "(";
let comma = ref false in
+ let next () =
+ if !comma then pr ", ";
+ comma := true
+ in
(match handle with
| None -> ()
| Some handle -> pr "%s" handle; comma := true
);
List.iter (
fun arg ->
- if !comma then pr ", ";
- comma := true;
+ next ();
pr "%s" (name_of_argt arg)
- ) args;
+ ) (snd style);
+ (* For RBufferOut calls, add implicit &size parameter. *)
+ if not decl then (
+ match fst style with
+ | RBufferOut _ ->
+ next ();
+ pr "&size"
+ | _ -> ()
+ );
pr ")"
(* Generate the OCaml bindings interface. *)
and generate_ocaml_mli () =
- generate_header OCamlStyle LGPLv2;
+ generate_header OCamlStyle LGPLv2plus;
pr "\
(** For API documentation you should refer to the C API
exception Error of string
(** This exception is raised when there is an error. *)
+exception Handle_closed of string
+(** This exception is raised if you use a {!Guestfs.t} handle
+ after calling {!close} on it. The string is the name of
+ the function. *)
+
val create : unit -> t
+(** Create a {!Guestfs.t} handle. *)
val close : t -> unit
-(** Handles are closed by the garbage collector when they become
- unreferenced, but callers can also call this in order to
- provide predictable cleanup. *)
+(** Close the {!Guestfs.t} handle and free up all resources used
+ by it immediately.
-";
- generate_ocaml_lvm_structure_decls ();
+ Handles are closed by the garbage collector when they become
+ unreferenced, but callers can call this in order to provide
+ predictable cleanup. *)
- generate_ocaml_stat_structure_decls ();
+";
+ generate_ocaml_structure_decls ();
(* The actions. *)
List.iter (
generate_ocaml_prototype name style;
pr "(** %s *)\n" shortdesc;
pr "\n"
- ) all_functions
+ ) all_functions_sorted
(* Generate the OCaml bindings implementation. *)
and generate_ocaml_ml () =
- generate_header OCamlStyle LGPLv2;
+ generate_header OCamlStyle LGPLv2plus;
pr "\
type t
+
exception Error of string
+exception Handle_closed of string
+
external create : unit -> t = \"ocaml_guestfs_create\"
external close : t -> unit = \"ocaml_guestfs_close\"
+(* Give the exceptions names, so they can be raised from the C code. *)
let () =
- Callback.register_exception \"ocaml_guestfs_error\" (Error \"\")
+ Callback.register_exception \"ocaml_guestfs_error\" (Error \"\");
+ Callback.register_exception \"ocaml_guestfs_closed\" (Handle_closed \"\")
";
- generate_ocaml_lvm_structure_decls ();
-
- generate_ocaml_stat_structure_decls ();
+ generate_ocaml_structure_decls ();
(* The actions. *)
List.iter (
fun (name, style, _, _, _, shortdesc, _) ->
generate_ocaml_prototype ~is_external:true name style;
- ) all_functions
+ ) all_functions_sorted
(* Generate the OCaml bindings C implementation. *)
and generate_ocaml_c () =
- generate_header CStyle LGPLv2;
+ generate_header CStyle LGPLv2plus;
pr "\
#include <stdio.h>
";
- (* LVM struct copy functions. *)
+ (* Struct copy functions. *)
+
+ let emit_ocaml_copy_list_function typ =
+ pr "static CAMLprim value\n";
+ pr "copy_%s_list (const struct guestfs_%s_list *%ss)\n" typ typ typ;
+ pr "{\n";
+ pr " CAMLparam0 ();\n";
+ pr " CAMLlocal2 (rv, v);\n";
+ pr " unsigned int i;\n";
+ pr "\n";
+ pr " if (%ss->len == 0)\n" typ;
+ pr " CAMLreturn (Atom (0));\n";
+ pr " else {\n";
+ pr " rv = caml_alloc (%ss->len, 0);\n" typ;
+ pr " for (i = 0; i < %ss->len; ++i) {\n" typ;
+ pr " v = copy_%s (&%ss->val[i]);\n" typ typ;
+ pr " caml_modify (&Field (rv, i), v);\n";
+ pr " }\n";
+ pr " CAMLreturn (rv);\n";
+ pr " }\n";
+ pr "}\n";
+ pr "\n";
+ in
+
List.iter (
fun (typ, cols) ->
let has_optpercent_col =
- List.exists (function (_, `OptPercent) -> true | _ -> false) cols in
+ List.exists (function (_, FOptPercent) -> true | _ -> false) cols in
pr "static CAMLprim value\n";
- pr "copy_lvm_%s (const struct guestfs_lvm_%s *%s)\n" typ typ typ;
+ pr "copy_%s (const struct guestfs_%s *%s)\n" typ typ typ;
pr "{\n";
pr " CAMLparam0 ();\n";
if has_optpercent_col then
- pr " CAMLlocal3 (rv, v, v2);\n"
+ pr " CAMLlocal3 (rv, v, v2);\n"
else
- pr " CAMLlocal2 (rv, v);\n";
+ pr " CAMLlocal2 (rv, v);\n";
pr "\n";
pr " rv = caml_alloc (%d, 0);\n" (List.length cols);
iteri (
- fun i col ->
- (match col with
- | name, `String ->
- pr " v = caml_copy_string (%s->%s);\n" typ name
- | name, `UUID ->
- pr " v = caml_alloc_string (32);\n";
- pr " memcpy (String_val (v), %s->%s, 32);\n" typ name
- | name, `Bytes
- | name, `Int ->
- pr " v = caml_copy_int64 (%s->%s);\n" typ name
- | name, `OptPercent ->
- pr " if (%s->%s >= 0) { /* Some %s */\n" typ name name;
- pr " v2 = caml_copy_double (%s->%s);\n" typ name;
- pr " v = caml_alloc (1, 0);\n";
- pr " Store_field (v, 0, v2);\n";
- pr " } else /* None */\n";
- pr " v = Val_int (0);\n";
- );
- pr " Store_field (rv, %d, v);\n" i
+ fun i col ->
+ (match col with
+ | name, FString ->
+ pr " v = caml_copy_string (%s->%s);\n" typ name
+ | name, FBuffer ->
+ pr " v = caml_alloc_string (%s->%s_len);\n" typ name;
+ pr " memcpy (String_val (v), %s->%s, %s->%s_len);\n"
+ typ name typ name
+ | name, FUUID ->
+ pr " v = caml_alloc_string (32);\n";
+ pr " memcpy (String_val (v), %s->%s, 32);\n" typ name
+ | name, (FBytes|FInt64|FUInt64) ->
+ pr " v = caml_copy_int64 (%s->%s);\n" typ name
+ | name, (FInt32|FUInt32) ->
+ pr " v = caml_copy_int32 (%s->%s);\n" typ name
+ | name, FOptPercent ->
+ pr " if (%s->%s >= 0) { /* Some %s */\n" typ name name;
+ pr " v2 = caml_copy_double (%s->%s);\n" typ name;
+ pr " v = caml_alloc (1, 0);\n";
+ pr " Store_field (v, 0, v2);\n";
+ pr " } else /* None */\n";
+ pr " v = Val_int (0);\n";
+ | name, FChar ->
+ pr " v = Val_int (%s->%s);\n" typ name
+ );
+ pr " Store_field (rv, %d, v);\n" i
) cols;
pr " CAMLreturn (rv);\n";
pr "}\n";
pr "\n";
+ ) structs;
- pr "static CAMLprim value\n";
- pr "copy_lvm_%s_list (const struct guestfs_lvm_%s_list *%ss)\n"
- typ typ typ;
- pr "{\n";
- pr " CAMLparam0 ();\n";
- pr " CAMLlocal2 (rv, v);\n";
- pr " int i;\n";
- pr "\n";
- pr " if (%ss->len == 0)\n" typ;
- pr " CAMLreturn (Atom (0));\n";
- pr " else {\n";
- pr " rv = caml_alloc (%ss->len, 0);\n" typ;
- pr " for (i = 0; i < %ss->len; ++i) {\n" typ;
- pr " v = copy_lvm_%s (&%ss->val[i]);\n" typ typ;
- pr " caml_modify (&Field (rv, i), v);\n";
- pr " }\n";
- pr " CAMLreturn (rv);\n";
- pr " }\n";
- pr "}\n";
- pr "\n";
- ) ["pv", pv_cols; "vg", vg_cols; "lv", lv_cols];
-
- (* Stat copy functions. *)
+ (* Emit a copy_TYPE_list function definition only if that function is used. *)
List.iter (
- fun (typ, cols) ->
- pr "static CAMLprim value\n";
- pr "copy_%s (const struct guestfs_%s *%s)\n" typ typ typ;
- pr "{\n";
- pr " CAMLparam0 ();\n";
- pr " CAMLlocal2 (rv, v);\n";
- pr "\n";
- pr " rv = caml_alloc (%d, 0);\n" (List.length cols);
- iteri (
- fun i col ->
- (match col with
- | name, `Int ->
- pr " v = caml_copy_int64 (%s->%s);\n" typ name
- );
- pr " Store_field (rv, %d, v);\n" i
- ) cols;
- pr " CAMLreturn (rv);\n";
- pr "}\n";
- pr "\n";
- ) ["stat", stat_cols; "statvfs", statvfs_cols];
+ function
+ | typ, (RStructListOnly | RStructAndList) ->
+ (* generate the function for typ *)
+ emit_ocaml_copy_list_function typ
+ | typ, _ -> () (* empty *)
+ ) (rstructs_used_by all_functions);
(* The wrappers. *)
List.iter (
fun (name, style, _, _, _, _, _) ->
+ pr "/* Automatically generated wrapper for function\n";
+ pr " * ";
+ generate_ocaml_prototype name style;
+ pr " */\n";
+ pr "\n";
+
let params =
- "gv" :: List.map (fun arg -> name_of_argt arg ^ "v") (snd style) in
+ "gv" :: List.map (fun arg -> name_of_argt arg ^ "v") (snd style) in
+
+ let needs_extra_vs =
+ match fst style with RConstOptString _ -> true | _ -> false in
+
+ pr "/* Emit prototype to appease gcc's -Wmissing-prototypes. */\n";
+ pr "CAMLprim value ocaml_guestfs_%s (value %s" name (List.hd params);
+ List.iter (pr ", value %s") (List.tl params); pr ");\n";
+ pr "\n";
pr "CAMLprim value\n";
pr "ocaml_guestfs_%s (value %s" name (List.hd params);
(match params with
| [p1; p2; p3; p4; p5] ->
- pr " CAMLparam5 (%s);\n" (String.concat ", " params)
+ pr " CAMLparam5 (%s);\n" (String.concat ", " params)
| p1 :: p2 :: p3 :: p4 :: p5 :: rest ->
- pr " CAMLparam5 (%s);\n" (String.concat ", " [p1; p2; p3; p4; p5]);
- pr " CAMLxparam%d (%s);\n"
- (List.length rest) (String.concat ", " rest)
+ pr " CAMLparam5 (%s);\n" (String.concat ", " [p1; p2; p3; p4; p5]);
+ pr " CAMLxparam%d (%s);\n"
+ (List.length rest) (String.concat ", " rest)
| ps ->
- pr " CAMLparam%d (%s);\n" (List.length ps) (String.concat ", " ps)
+ pr " CAMLparam%d (%s);\n" (List.length ps) (String.concat ", " ps)
);
- pr " CAMLlocal1 (rv);\n";
+ if not needs_extra_vs then
+ pr " CAMLlocal1 (rv);\n"
+ else
+ pr " CAMLlocal3 (rv, v, v2);\n";
pr "\n";
pr " guestfs_h *g = Guestfs_val (gv);\n";
pr " if (g == NULL)\n";
- pr " caml_failwith (\"%s: used handle after closing it\");\n" name;
+ pr " ocaml_guestfs_raise_closed (\"%s\");\n" name;
pr "\n";
List.iter (
- function
- | String n
- | FileIn n
- | FileOut n ->
- pr " const char *%s = String_val (%sv);\n" n n
- | OptString n ->
- pr " const char *%s =\n" n;
- pr " %sv != Val_int (0) ? String_val (Field (%sv, 0)) : NULL;\n"
- n n
- | StringList n ->
- pr " char **%s = ocaml_guestfs_strings_val (g, %sv);\n" n n
- | Bool n ->
- pr " int %s = Bool_val (%sv);\n" n n
- | Int n ->
- pr " int %s = Int_val (%sv);\n" n n
+ function
+ | Pathname n
+ | Device n | Dev_or_Path n
+ | String n
+ | FileIn n
+ | FileOut n ->
+ pr " const char *%s = String_val (%sv);\n" n n
+ | OptString n ->
+ pr " const char *%s =\n" n;
+ pr " %sv != Val_int (0) ? String_val (Field (%sv, 0)) : NULL;\n"
+ n n
+ | StringList n | DeviceList n ->
+ pr " char **%s = ocaml_guestfs_strings_val (g, %sv);\n" n n
+ | Bool n ->
+ pr " int %s = Bool_val (%sv);\n" n n
+ | Int n ->
+ pr " int %s = Int_val (%sv);\n" n n
+ | Int64 n ->
+ pr " int64_t %s = Int64_val (%sv);\n" n n
) (snd style);
let error_code =
- match fst style with
- | RErr -> pr " int r;\n"; "-1"
- | RInt _ -> pr " int r;\n"; "-1"
- | RInt64 _ -> pr " int64_t r;\n"; "-1"
- | RBool _ -> pr " int r;\n"; "-1"
- | RConstString _ -> pr " const char *r;\n"; "NULL"
- | RString _ -> pr " char *r;\n"; "NULL"
- | RStringList _ ->
- pr " int i;\n";
- pr " char **r;\n";
- "NULL"
- | RIntBool _ ->
- pr " struct guestfs_int_bool *r;\n"; "NULL"
- | RPVList _ ->
- pr " struct guestfs_lvm_pv_list *r;\n"; "NULL"
- | RVGList _ ->
- pr " struct guestfs_lvm_vg_list *r;\n"; "NULL"
- | RLVList _ ->
- pr " struct guestfs_lvm_lv_list *r;\n"; "NULL"
- | RStat _ ->
- pr " struct guestfs_stat *r;\n"; "NULL"
- | RStatVFS _ ->
- pr " struct guestfs_statvfs *r;\n"; "NULL"
- | RHashtable _ ->
- pr " int i;\n";
- pr " char **r;\n";
- "NULL" in
+ match fst style with
+ | RErr -> pr " int r;\n"; "-1"
+ | RInt _ -> pr " int r;\n"; "-1"
+ | RInt64 _ -> pr " int64_t r;\n"; "-1"
+ | RBool _ -> pr " int r;\n"; "-1"
+ | RConstString _ | RConstOptString _ ->
+ pr " const char *r;\n"; "NULL"
+ | RString _ -> pr " char *r;\n"; "NULL"
+ | RStringList _ ->
+ pr " int i;\n";
+ pr " char **r;\n";
+ "NULL"
+ | RStruct (_, typ) ->
+ pr " struct guestfs_%s *r;\n" typ; "NULL"
+ | RStructList (_, typ) ->
+ pr " struct guestfs_%s_list *r;\n" typ; "NULL"
+ | RHashtable _ ->
+ pr " int i;\n";
+ pr " char **r;\n";
+ "NULL"
+ | RBufferOut _ ->
+ pr " char *r;\n";
+ pr " size_t size;\n";
+ "NULL" in
pr "\n";
pr " caml_enter_blocking_section ();\n";
pr " r = guestfs_%s " name;
- generate_call_args ~handle:"g" (snd style);
+ generate_c_call_args ~handle:"g" style;
pr ";\n";
pr " caml_leave_blocking_section ();\n";
List.iter (
- function
- | StringList n ->
- pr " ocaml_guestfs_free_strings (%s);\n" n;
- | String _ | OptString _ | Bool _ | Int _ | FileIn _ | FileOut _ -> ()
+ function
+ | StringList n | DeviceList n ->
+ pr " ocaml_guestfs_free_strings (%s);\n" n;
+ | Pathname _ | Device _ | Dev_or_Path _ | String _ | OptString _
+ | Bool _ | Int _ | Int64 _
+ | FileIn _ | FileOut _ -> ()
) (snd style);
pr " if (r == %s)\n" error_code;
| RErr -> pr " rv = Val_unit;\n"
| RInt _ -> pr " rv = Val_int (r);\n"
| RInt64 _ ->
- pr " rv = caml_copy_int64 (r);\n"
+ pr " rv = caml_copy_int64 (r);\n"
| RBool _ -> pr " rv = Val_bool (r);\n"
- | RConstString _ -> pr " rv = caml_copy_string (r);\n"
+ | RConstString _ ->
+ pr " rv = caml_copy_string (r);\n"
+ | RConstOptString _ ->
+ pr " if (r) { /* Some string */\n";
+ pr " v = caml_alloc (1, 0);\n";
+ pr " v2 = caml_copy_string (r);\n";
+ pr " Store_field (v, 0, v2);\n";
+ pr " } else /* None */\n";
+ pr " v = Val_int (0);\n";
| RString _ ->
- pr " rv = caml_copy_string (r);\n";
- pr " free (r);\n"
+ pr " rv = caml_copy_string (r);\n";
+ pr " free (r);\n"
| RStringList _ ->
- pr " rv = caml_copy_string_array ((const char **) r);\n";
- pr " for (i = 0; r[i] != NULL; ++i) free (r[i]);\n";
- pr " free (r);\n"
- | RIntBool _ ->
- pr " rv = caml_alloc (2, 0);\n";
- pr " Store_field (rv, 0, Val_int (r->i));\n";
- pr " Store_field (rv, 1, Val_bool (r->b));\n";
- pr " guestfs_free_int_bool (r);\n";
- | RPVList _ ->
- pr " rv = copy_lvm_pv_list (r);\n";
- pr " guestfs_free_lvm_pv_list (r);\n";
- | RVGList _ ->
- pr " rv = copy_lvm_vg_list (r);\n";
- pr " guestfs_free_lvm_vg_list (r);\n";
- | RLVList _ ->
- pr " rv = copy_lvm_lv_list (r);\n";
- pr " guestfs_free_lvm_lv_list (r);\n";
- | RStat _ ->
- pr " rv = copy_stat (r);\n";
- pr " free (r);\n";
- | RStatVFS _ ->
- pr " rv = copy_statvfs (r);\n";
- pr " free (r);\n";
+ pr " rv = caml_copy_string_array ((const char **) r);\n";
+ pr " for (i = 0; r[i] != NULL; ++i) free (r[i]);\n";
+ pr " free (r);\n"
+ | RStruct (_, typ) ->
+ pr " rv = copy_%s (r);\n" typ;
+ pr " guestfs_free_%s (r);\n" typ;
+ | RStructList (_, typ) ->
+ pr " rv = copy_%s_list (r);\n" typ;
+ pr " guestfs_free_%s_list (r);\n" typ;
| RHashtable _ ->
- pr " rv = copy_table (r);\n";
- pr " for (i = 0; r[i] != NULL; ++i) free (r[i]);\n";
- pr " free (r);\n";
+ pr " rv = copy_table (r);\n";
+ pr " for (i = 0; r[i] != NULL; ++i) free (r[i]);\n";
+ pr " free (r);\n";
+ | RBufferOut _ ->
+ pr " rv = caml_alloc_string (size);\n";
+ pr " memcpy (String_val (rv), r, size);\n";
);
pr " CAMLreturn (rv);\n";
pr "\n";
if List.length params > 5 then (
- pr "CAMLprim value\n";
- pr "ocaml_guestfs_%s_byte (value *argv, int argn)\n" name;
- pr "{\n";
- pr " return ocaml_guestfs_%s (argv[0]" name;
- iteri (fun i _ -> pr ", argv[%d]" i) (List.tl params);
- pr ");\n";
- pr "}\n";
- pr "\n"
+ pr "/* Emit prototype to appease gcc's -Wmissing-prototypes. */\n";
+ pr "CAMLprim value ";
+ pr "ocaml_guestfs_%s_byte (value *argv, int argn);\n" name;
+ pr "CAMLprim value\n";
+ pr "ocaml_guestfs_%s_byte (value *argv, int argn)\n" name;
+ pr "{\n";
+ pr " return ocaml_guestfs_%s (argv[0]" name;
+ iteri (fun i _ -> pr ", argv[%d]" i) (List.tl params);
+ pr ");\n";
+ pr "}\n";
+ pr "\n"
)
- ) all_functions
-
-and generate_ocaml_lvm_structure_decls () =
- List.iter (
- fun (typ, cols) ->
- pr "type lvm_%s = {\n" typ;
- List.iter (
- function
- | name, `String -> pr " %s : string;\n" name
- | name, `UUID -> pr " %s : string;\n" name
- | name, `Bytes -> pr " %s : int64;\n" name
- | name, `Int -> pr " %s : int64;\n" name
- | name, `OptPercent -> pr " %s : float option;\n" name
- ) cols;
- pr "}\n";
- pr "\n"
- ) ["pv", pv_cols; "vg", vg_cols; "lv", lv_cols]
+ ) all_functions_sorted
-and generate_ocaml_stat_structure_decls () =
+and generate_ocaml_structure_decls () =
List.iter (
fun (typ, cols) ->
pr "type %s = {\n" typ;
List.iter (
- function
- | name, `Int -> pr " %s : int64;\n" name
+ function
+ | name, FString -> pr " %s : string;\n" name
+ | name, FBuffer -> pr " %s : string;\n" name
+ | name, FUUID -> pr " %s : string;\n" name
+ | name, (FBytes|FInt64|FUInt64) -> pr " %s : int64;\n" name
+ | name, (FInt32|FUInt32) -> pr " %s : int32;\n" name
+ | name, FChar -> pr " %s : char;\n" name
+ | name, FOptPercent -> pr " %s : float option;\n" name
) cols;
pr "}\n";
pr "\n"
- ) ["stat", stat_cols; "statvfs", statvfs_cols]
+ ) structs
and generate_ocaml_prototype ?(is_external = false) name style =
if is_external then pr "external " else pr "val ";
pr "%s : t -> " name;
List.iter (
function
- | String _ | FileIn _ | FileOut _ -> pr "string -> "
+ | Pathname _ | Device _ | Dev_or_Path _ | String _ | FileIn _ | FileOut _ -> pr "string -> "
| OptString _ -> pr "string option -> "
- | StringList _ -> pr "string array -> "
+ | StringList _ | DeviceList _ -> pr "string array -> "
| Bool _ -> pr "bool -> "
| Int _ -> pr "int -> "
+ | Int64 _ -> pr "int64 -> "
) (snd style);
(match fst style with
| RErr -> pr "unit" (* all errors are turned into exceptions *)
| RInt64 _ -> pr "int64"
| RBool _ -> pr "bool"
| RConstString _ -> pr "string"
- | RString _ -> pr "string"
+ | RConstOptString _ -> pr "string option"
+ | RString _ | RBufferOut _ -> pr "string"
| RStringList _ -> pr "string array"
- | RIntBool _ -> pr "int * bool"
- | RPVList _ -> pr "lvm_pv array"
- | RVGList _ -> pr "lvm_vg array"
- | RLVList _ -> pr "lvm_lv array"
- | RStat _ -> pr "stat"
- | RStatVFS _ -> pr "statvfs"
+ | RStruct (_, typ) -> pr "%s" typ
+ | RStructList (_, typ) -> pr "%s array" typ
| RHashtable _ -> pr "(string * string) list"
);
if is_external then (
(* Generate Perl xs code, a sort of crazy variation of C with macros. *)
and generate_perl_xs () =
- generate_header CStyle LGPLv2;
+ generate_header CStyle LGPLv2plus;
pr "\
#include \"EXTERN.h\"
| RInt64 _ -> pr "SV *\n"
| RBool _ -> pr "SV *\n"
| RConstString _ -> pr "SV *\n"
+ | RConstOptString _ -> pr "SV *\n"
| RString _ -> pr "SV *\n"
+ | RBufferOut _ -> pr "SV *\n"
| RStringList _
- | RIntBool _
- | RPVList _ | RVGList _ | RLVList _
- | RStat _ | RStatVFS _
+ | RStruct _ | RStructList _
| RHashtable _ ->
- pr "void\n" (* all lists returned implictly on the stack *)
+ pr "void\n" (* all lists returned implictly on the stack *)
);
(* Call and arguments. *)
pr "%s " name;
- generate_call_args ~handle:"g" (snd style);
+ generate_c_call_args ~handle:"g" ~decl:true style;
pr "\n";
pr " guestfs_h *g;\n";
iteri (
- fun i ->
- function
- | String n | FileIn n | FileOut n -> pr " char *%s;\n" n
- | OptString n ->
- (* http://www.perlmonks.org/?node_id=554277
- * Note that the implicit handle argument means we have
- * to add 1 to the ST(x) operator.
- *)
- pr " char *%s = SvOK(ST(%d)) ? SvPV_nolen(ST(%d)) : NULL;\n" n (i+1) (i+1)
- | StringList n -> pr " char **%s;\n" n
- | Bool n -> pr " int %s;\n" n
- | Int n -> pr " int %s;\n" n
+ fun i ->
+ function
+ | Pathname n | Device n | Dev_or_Path n | String n | FileIn n | FileOut n ->
+ pr " char *%s;\n" n
+ | OptString n ->
+ (* http://www.perlmonks.org/?node_id=554277
+ * Note that the implicit handle argument means we have
+ * to add 1 to the ST(x) operator.
+ *)
+ pr " char *%s = SvOK(ST(%d)) ? SvPV_nolen(ST(%d)) : NULL;\n" n (i+1) (i+1)
+ | StringList n | DeviceList n -> pr " char **%s;\n" n
+ | Bool n -> pr " int %s;\n" n
+ | Int n -> pr " int %s;\n" n
+ | Int64 n -> pr " int64_t %s;\n" n
) (snd style);
let do_cleanups () =
- List.iter (
- function
- | String _ | OptString _ | Bool _ | Int _
- | FileIn _ | FileOut _ -> ()
- | StringList n -> pr " free (%s);\n" n
- ) (snd style)
+ List.iter (
+ function
+ | Pathname _ | Device _ | Dev_or_Path _ | String _ | OptString _
+ | Bool _ | Int _ | Int64 _
+ | FileIn _ | FileOut _ -> ()
+ | StringList n | DeviceList n -> pr " free (%s);\n" n
+ ) (snd style)
in
(* Code. *)
(match fst style with
| RErr ->
- pr "PREINIT:\n";
- pr " int r;\n";
- pr " PPCODE:\n";
- pr " r = guestfs_%s " name;
- generate_call_args ~handle:"g" (snd style);
- pr ";\n";
- do_cleanups ();
- pr " if (r == -1)\n";
- pr " croak (\"%s: %%s\", guestfs_last_error (g));\n" name;
+ pr "PREINIT:\n";
+ pr " int r;\n";
+ pr " PPCODE:\n";
+ pr " r = guestfs_%s " name;
+ generate_c_call_args ~handle:"g" style;
+ pr ";\n";
+ do_cleanups ();
+ pr " if (r == -1)\n";
+ pr " croak (\"%%s\", guestfs_last_error (g));\n";
| RInt n
| RBool n ->
- pr "PREINIT:\n";
- pr " int %s;\n" n;
- pr " CODE:\n";
- pr " %s = guestfs_%s " n name;
- generate_call_args ~handle:"g" (snd style);
- pr ";\n";
- do_cleanups ();
- pr " if (%s == -1)\n" n;
- pr " croak (\"%s: %%s\", guestfs_last_error (g));\n" name;
- pr " RETVAL = newSViv (%s);\n" n;
- pr " OUTPUT:\n";
- pr " RETVAL\n"
+ pr "PREINIT:\n";
+ pr " int %s;\n" n;
+ pr " CODE:\n";
+ pr " %s = guestfs_%s " n name;
+ generate_c_call_args ~handle:"g" style;
+ pr ";\n";
+ do_cleanups ();
+ pr " if (%s == -1)\n" n;
+ pr " croak (\"%%s\", guestfs_last_error (g));\n";
+ pr " RETVAL = newSViv (%s);\n" n;
+ pr " OUTPUT:\n";
+ pr " RETVAL\n"
| RInt64 n ->
- pr "PREINIT:\n";
- pr " int64_t %s;\n" n;
- pr " CODE:\n";
- pr " %s = guestfs_%s " n name;
- generate_call_args ~handle:"g" (snd style);
- pr ";\n";
- do_cleanups ();
- pr " if (%s == -1)\n" n;
- pr " croak (\"%s: %%s\", guestfs_last_error (g));\n" name;
- pr " RETVAL = my_newSVll (%s);\n" n;
- pr " OUTPUT:\n";
- pr " RETVAL\n"
+ pr "PREINIT:\n";
+ pr " int64_t %s;\n" n;
+ pr " CODE:\n";
+ pr " %s = guestfs_%s " n name;
+ generate_c_call_args ~handle:"g" style;
+ pr ";\n";
+ do_cleanups ();
+ pr " if (%s == -1)\n" n;
+ pr " croak (\"%%s\", guestfs_last_error (g));\n";
+ pr " RETVAL = my_newSVll (%s);\n" n;
+ pr " OUTPUT:\n";
+ pr " RETVAL\n"
| RConstString n ->
- pr "PREINIT:\n";
- pr " const char *%s;\n" n;
- pr " CODE:\n";
- pr " %s = guestfs_%s " n name;
- generate_call_args ~handle:"g" (snd style);
- pr ";\n";
- do_cleanups ();
- pr " if (%s == NULL)\n" n;
- pr " croak (\"%s: %%s\", guestfs_last_error (g));\n" name;
- pr " RETVAL = newSVpv (%s, 0);\n" n;
- pr " OUTPUT:\n";
- pr " RETVAL\n"
+ pr "PREINIT:\n";
+ pr " const char *%s;\n" n;
+ pr " CODE:\n";
+ pr " %s = guestfs_%s " n name;
+ generate_c_call_args ~handle:"g" style;
+ pr ";\n";
+ do_cleanups ();
+ pr " if (%s == NULL)\n" n;
+ pr " croak (\"%%s\", guestfs_last_error (g));\n";
+ pr " RETVAL = newSVpv (%s, 0);\n" n;
+ pr " OUTPUT:\n";
+ pr " RETVAL\n"
+ | RConstOptString n ->
+ pr "PREINIT:\n";
+ pr " const char *%s;\n" n;
+ pr " CODE:\n";
+ pr " %s = guestfs_%s " n name;
+ generate_c_call_args ~handle:"g" style;
+ pr ";\n";
+ do_cleanups ();
+ pr " if (%s == NULL)\n" n;
+ pr " RETVAL = &PL_sv_undef;\n";
+ pr " else\n";
+ pr " RETVAL = newSVpv (%s, 0);\n" n;
+ pr " OUTPUT:\n";
+ pr " RETVAL\n"
| RString n ->
- pr "PREINIT:\n";
- pr " char *%s;\n" n;
- pr " CODE:\n";
- pr " %s = guestfs_%s " n name;
- generate_call_args ~handle:"g" (snd style);
- pr ";\n";
- do_cleanups ();
- pr " if (%s == NULL)\n" n;
- pr " croak (\"%s: %%s\", guestfs_last_error (g));\n" name;
- pr " RETVAL = newSVpv (%s, 0);\n" n;
- pr " free (%s);\n" n;
- pr " OUTPUT:\n";
- pr " RETVAL\n"
+ pr "PREINIT:\n";
+ pr " char *%s;\n" n;
+ pr " CODE:\n";
+ pr " %s = guestfs_%s " n name;
+ generate_c_call_args ~handle:"g" style;
+ pr ";\n";
+ do_cleanups ();
+ pr " if (%s == NULL)\n" n;
+ pr " croak (\"%%s\", guestfs_last_error (g));\n";
+ pr " RETVAL = newSVpv (%s, 0);\n" n;
+ pr " free (%s);\n" n;
+ pr " OUTPUT:\n";
+ pr " RETVAL\n"
| RStringList n | RHashtable n ->
- pr "PREINIT:\n";
- pr " char **%s;\n" n;
- pr " int i, n;\n";
- pr " PPCODE:\n";
- pr " %s = guestfs_%s " n name;
- generate_call_args ~handle:"g" (snd style);
- pr ";\n";
- do_cleanups ();
- pr " if (%s == NULL)\n" n;
- pr " croak (\"%s: %%s\", guestfs_last_error (g));\n" name;
- pr " for (n = 0; %s[n] != NULL; ++n) /**/;\n" n;
- pr " EXTEND (SP, n);\n";
- pr " for (i = 0; i < n; ++i) {\n";
- pr " PUSHs (sv_2mortal (newSVpv (%s[i], 0)));\n" n;
- pr " free (%s[i]);\n" n;
- pr " }\n";
- pr " free (%s);\n" n;
- | RIntBool _ ->
- pr "PREINIT:\n";
- pr " struct guestfs_int_bool *r;\n";
- pr " PPCODE:\n";
- pr " r = guestfs_%s " name;
- generate_call_args ~handle:"g" (snd style);
- pr ";\n";
- do_cleanups ();
- pr " if (r == NULL)\n";
- pr " croak (\"%s: %%s\", guestfs_last_error (g));\n" name;
- pr " EXTEND (SP, 2);\n";
- pr " PUSHs (sv_2mortal (newSViv (r->i)));\n";
- pr " PUSHs (sv_2mortal (newSViv (r->b)));\n";
- pr " guestfs_free_int_bool (r);\n";
- | RPVList n ->
- generate_perl_lvm_code "pv" pv_cols name style n do_cleanups
- | RVGList n ->
- generate_perl_lvm_code "vg" vg_cols name style n do_cleanups
- | RLVList n ->
- generate_perl_lvm_code "lv" lv_cols name style n do_cleanups
- | RStat n ->
- generate_perl_stat_code "stat" stat_cols name style n do_cleanups
- | RStatVFS n ->
- generate_perl_stat_code
- "statvfs" statvfs_cols name style n do_cleanups
+ pr "PREINIT:\n";
+ pr " char **%s;\n" n;
+ pr " int i, n;\n";
+ pr " PPCODE:\n";
+ pr " %s = guestfs_%s " n name;
+ generate_c_call_args ~handle:"g" style;
+ pr ";\n";
+ do_cleanups ();
+ pr " if (%s == NULL)\n" n;
+ pr " croak (\"%%s\", guestfs_last_error (g));\n";
+ pr " for (n = 0; %s[n] != NULL; ++n) /**/;\n" n;
+ pr " EXTEND (SP, n);\n";
+ pr " for (i = 0; i < n; ++i) {\n";
+ pr " PUSHs (sv_2mortal (newSVpv (%s[i], 0)));\n" n;
+ pr " free (%s[i]);\n" n;
+ pr " }\n";
+ pr " free (%s);\n" n;
+ | RStruct (n, typ) ->
+ let cols = cols_of_struct typ in
+ generate_perl_struct_code typ cols name style n do_cleanups
+ | RStructList (n, typ) ->
+ let cols = cols_of_struct typ in
+ generate_perl_struct_list_code typ cols name style n do_cleanups
+ | RBufferOut n ->
+ pr "PREINIT:\n";
+ pr " char *%s;\n" n;
+ pr " size_t size;\n";
+ pr " CODE:\n";
+ pr " %s = guestfs_%s " n name;
+ generate_c_call_args ~handle:"g" style;
+ pr ";\n";
+ do_cleanups ();
+ pr " if (%s == NULL)\n" n;
+ pr " croak (\"%%s\", guestfs_last_error (g));\n";
+ pr " RETVAL = newSVpvn (%s, size);\n" n;
+ pr " free (%s);\n" n;
+ pr " OUTPUT:\n";
+ pr " RETVAL\n"
);
pr "\n"
) all_functions
-and generate_perl_lvm_code typ cols name style n do_cleanups =
+and generate_perl_struct_list_code typ cols name style n do_cleanups =
pr "PREINIT:\n";
- pr " struct guestfs_lvm_%s_list *%s;\n" typ n;
+ pr " struct guestfs_%s_list *%s;\n" typ n;
pr " int i;\n";
pr " HV *hv;\n";
pr " PPCODE:\n";
pr " %s = guestfs_%s " n name;
- generate_call_args ~handle:"g" (snd style);
+ generate_c_call_args ~handle:"g" style;
pr ";\n";
do_cleanups ();
pr " if (%s == NULL)\n" n;
- pr " croak (\"%s: %%s\", guestfs_last_error (g));\n" name;
+ pr " croak (\"%%s\", guestfs_last_error (g));\n";
pr " EXTEND (SP, %s->len);\n" n;
pr " for (i = 0; i < %s->len; ++i) {\n" n;
pr " hv = newHV ();\n";
List.iter (
function
- | name, `String ->
- pr " (void) hv_store (hv, \"%s\", %d, newSVpv (%s->val[i].%s, 0), 0);\n"
- name (String.length name) n name
- | name, `UUID ->
- pr " (void) hv_store (hv, \"%s\", %d, newSVpv (%s->val[i].%s, 32), 0);\n"
- name (String.length name) n name
- | name, `Bytes ->
- pr " (void) hv_store (hv, \"%s\", %d, my_newSVull (%s->val[i].%s), 0);\n"
- name (String.length name) n name
- | name, `Int ->
- pr " (void) hv_store (hv, \"%s\", %d, my_newSVll (%s->val[i].%s), 0);\n"
- name (String.length name) n name
- | name, `OptPercent ->
- pr " (void) hv_store (hv, \"%s\", %d, newSVnv (%s->val[i].%s), 0);\n"
- name (String.length name) n name
+ | name, FString ->
+ pr " (void) hv_store (hv, \"%s\", %d, newSVpv (%s->val[i].%s, 0), 0);\n"
+ name (String.length name) n name
+ | name, FUUID ->
+ pr " (void) hv_store (hv, \"%s\", %d, newSVpv (%s->val[i].%s, 32), 0);\n"
+ name (String.length name) n name
+ | name, FBuffer ->
+ pr " (void) hv_store (hv, \"%s\", %d, newSVpvn (%s->val[i].%s, %s->val[i].%s_len), 0);\n"
+ name (String.length name) n name n name
+ | name, (FBytes|FUInt64) ->
+ pr " (void) hv_store (hv, \"%s\", %d, my_newSVull (%s->val[i].%s), 0);\n"
+ name (String.length name) n name
+ | name, FInt64 ->
+ pr " (void) hv_store (hv, \"%s\", %d, my_newSVll (%s->val[i].%s), 0);\n"
+ name (String.length name) n name
+ | name, (FInt32|FUInt32) ->
+ pr " (void) hv_store (hv, \"%s\", %d, newSVnv (%s->val[i].%s), 0);\n"
+ name (String.length name) n name
+ | name, FChar ->
+ pr " (void) hv_store (hv, \"%s\", %d, newSVpv (&%s->val[i].%s, 1), 0);\n"
+ name (String.length name) n name
+ | name, FOptPercent ->
+ pr " (void) hv_store (hv, \"%s\", %d, newSVnv (%s->val[i].%s), 0);\n"
+ name (String.length name) n name
) cols;
- pr " PUSHs (sv_2mortal ((SV *) hv));\n";
+ pr " PUSHs (sv_2mortal (newRV ((SV *) hv)));\n";
pr " }\n";
- pr " guestfs_free_lvm_%s_list (%s);\n" typ n
+ pr " guestfs_free_%s_list (%s);\n" typ n
-and generate_perl_stat_code typ cols name style n do_cleanups =
+and generate_perl_struct_code typ cols name style n do_cleanups =
pr "PREINIT:\n";
pr " struct guestfs_%s *%s;\n" typ n;
pr " PPCODE:\n";
pr " %s = guestfs_%s " n name;
- generate_call_args ~handle:"g" (snd style);
+ generate_c_call_args ~handle:"g" style;
pr ";\n";
do_cleanups ();
pr " if (%s == NULL)\n" n;
- pr " croak (\"%s: %%s\", guestfs_last_error (g));\n" name;
- pr " EXTEND (SP, %d);\n" (List.length cols);
+ pr " croak (\"%%s\", guestfs_last_error (g));\n";
+ pr " EXTEND (SP, 2 * %d);\n" (List.length cols);
List.iter (
- function
- | name, `Int ->
- pr " PUSHs (sv_2mortal (my_newSVll (%s->%s)));\n" n name
+ fun ((name, _) as col) ->
+ pr " PUSHs (sv_2mortal (newSVpv (\"%s\", 0)));\n" name;
+
+ match col with
+ | name, FString ->
+ pr " PUSHs (sv_2mortal (newSVpv (%s->%s, 0)));\n"
+ n name
+ | name, FBuffer ->
+ pr " PUSHs (sv_2mortal (newSVpvn (%s->%s, %s->%s_len)));\n"
+ n name n name
+ | name, FUUID ->
+ pr " PUSHs (sv_2mortal (newSVpv (%s->%s, 32)));\n"
+ n name
+ | name, (FBytes|FUInt64) ->
+ pr " PUSHs (sv_2mortal (my_newSVull (%s->%s)));\n"
+ n name
+ | name, FInt64 ->
+ pr " PUSHs (sv_2mortal (my_newSVll (%s->%s)));\n"
+ n name
+ | name, (FInt32|FUInt32) ->
+ pr " PUSHs (sv_2mortal (newSVnv (%s->%s)));\n"
+ n name
+ | name, FChar ->
+ pr " PUSHs (sv_2mortal (newSVpv (&%s->%s, 1)));\n"
+ n name
+ | name, FOptPercent ->
+ pr " PUSHs (sv_2mortal (newSVnv (%s->%s)));\n"
+ n name
) cols;
pr " free (%s);\n" n
(* Generate Sys/Guestfs.pm. *)
and generate_perl_pm () =
- generate_header HashStyle LGPLv2;
+ generate_header HashStyle LGPLv2plus;
pr "\
=pod
=head1 SYNOPSIS
use Sys::Guestfs;
-
+
my $h = Sys::Guestfs->new ();
$h->add_drive ('guest.img');
$h->launch ();
- $h->wait_ready ();
$h->mount ('/dev/sda1', '/');
$h->touch ('/hello');
$h->sync ();
Libguestfs provides ways to enumerate guest storage (eg. partitions,
LVs, what filesystem is in each LV, etc.). It can also run commands
-in the context of the guest. Also you can access filesystems over FTP.
+in the context of the guest. Also you can access filesystems over
+FUSE.
+
+See also L<Sys::Guestfs::Lib(3)> for a set of useful library
+functions for using libguestfs from Perl, including integration
+with libvirt.
=head1 ERRORS
use strict;
use warnings;
+# This version number changes whenever a new function
+# is added to the libguestfs API. It is not directly
+# related to the libguestfs version number.
+use vars qw($VERSION);
+$VERSION = '0.%d';
+
require XSLoader;
XSLoader::load ('Sys::Guestfs');
return $self;
}
-";
+" max_proc_nr;
(* Actions. We only need to print documentation for these as
* they are pulled in from the XS code automatically.
List.iter (
fun (name, style, _, flags, _, _, longdesc) ->
if not (List.mem NotInDocs flags) then (
- let longdesc = replace_str longdesc "C<guestfs_" "C<$h-E<gt>" in
- pr "=item ";
- generate_perl_prototype name style;
- pr "\n\n";
- pr "%s\n\n" longdesc;
- if List.mem ProtocolLimitWarning flags then
- pr "%s\n\n" protocol_limit_warning;
- if List.mem DangerWillRobinson flags then
- pr "%s\n\n" danger_will_robinson
+ let longdesc = replace_str longdesc "C<guestfs_" "C<$h-E<gt>" in
+ pr "=item ";
+ generate_perl_prototype name style;
+ pr "\n\n";
+ pr "%s\n\n" longdesc;
+ if List.mem ProtocolLimitWarning flags then
+ pr "%s\n\n" protocol_limit_warning;
+ if List.mem DangerWillRobinson flags then
+ pr "%s\n\n" danger_will_robinson;
+ match deprecation_notice flags with
+ | None -> ()
+ | Some txt -> pr "%s\n\n" txt
)
) all_functions_sorted;
=head1 COPYRIGHT
-Copyright (C) 2009 Red Hat Inc.
+Copyright (C) %s Red Hat Inc.
=head1 LICENSE
=head1 SEE ALSO
-L<guestfs(3)>, L<guestfish(1)>.
+L<guestfs(3)>,
+L<guestfish(1)>,
+L<http://libguestfs.org>,
+L<Sys::Guestfs::Lib(3)>.
=cut
-"
+" copyright_years
and generate_perl_prototype name style =
(match fst style with
| RInt n
| RInt64 n
| RConstString n
- | RString n -> pr "$%s = " n
- | RIntBool (n, m) -> pr "($%s, $%s) = " n m
- | RStringList n
- | RPVList n
- | RVGList n
- | RLVList n -> pr "@%s = " n
- | RStat n
- | RStatVFS n
+ | RConstOptString n
+ | RString n
+ | RBufferOut n -> pr "$%s = " n
+ | RStruct (n,_)
| RHashtable n -> pr "%%%s = " n
+ | RStringList n
+ | RStructList (n,_) -> pr "@%s = " n
);
pr "$h->%s (" name;
let comma = ref false in
if !comma then pr ", ";
comma := true;
match arg with
- | String n | OptString n | Bool n | Int n | FileIn n | FileOut n ->
- pr "$%s" n
- | StringList n ->
- pr "\\@%s" n
+ | Pathname n | Device n | Dev_or_Path n | String n
+ | OptString n | Bool n | Int n | Int64 n | FileIn n | FileOut n ->
+ pr "$%s" n
+ | StringList n | DeviceList n ->
+ pr "\\@%s" n
) (snd style);
pr ");"
(* Generate Python C module. *)
and generate_python_c () =
- generate_header CStyle LGPLv2;
+ generate_header CStyle LGPLv2plus;
pr "\
+#include <Python.h>
+
#include <stdio.h>
#include <stdlib.h>
#include <assert.h>
-#include <Python.h>
-
#include \"guestfs.h\"
typedef struct {
}
/* This list should be freed (but not the strings) after use. */
-static const char **
+static char **
get_string_list (PyObject *obj)
{
int i, len;
- const char **r;
+ char **r;
assert (obj);
";
- (* LVM structures, turned into Python dictionaries. *)
+ let emit_put_list_function typ =
+ pr "static PyObject *\n";
+ pr "put_%s_list (struct guestfs_%s_list *%ss)\n" typ typ typ;
+ pr "{\n";
+ pr " PyObject *list;\n";
+ pr " int i;\n";
+ pr "\n";
+ pr " list = PyList_New (%ss->len);\n" typ;
+ pr " for (i = 0; i < %ss->len; ++i)\n" typ;
+ pr " PyList_SetItem (list, i, put_%s (&%ss->val[i]));\n" typ typ;
+ pr " return list;\n";
+ pr "};\n";
+ pr "\n"
+ in
+
+ (* Structures, turned into Python dictionaries. *)
List.iter (
fun (typ, cols) ->
pr "static PyObject *\n";
- pr "put_lvm_%s (struct guestfs_lvm_%s *%s)\n" typ typ typ;
+ pr "put_%s (struct guestfs_%s *%s)\n" typ typ typ;
pr "{\n";
pr " PyObject *dict;\n";
pr "\n";
pr " dict = PyDict_New ();\n";
List.iter (
- function
- | name, `String ->
- pr " PyDict_SetItemString (dict, \"%s\",\n" name;
- pr " PyString_FromString (%s->%s));\n"
- typ name
- | name, `UUID ->
- pr " PyDict_SetItemString (dict, \"%s\",\n" name;
- pr " PyString_FromStringAndSize (%s->%s, 32));\n"
- typ name
- | name, `Bytes ->
- pr " PyDict_SetItemString (dict, \"%s\",\n" name;
- pr " PyLong_FromUnsignedLongLong (%s->%s));\n"
- typ name
- | name, `Int ->
- pr " PyDict_SetItemString (dict, \"%s\",\n" name;
- pr " PyLong_FromLongLong (%s->%s));\n"
- typ name
- | name, `OptPercent ->
- pr " if (%s->%s >= 0)\n" typ name;
- pr " PyDict_SetItemString (dict, \"%s\",\n" name;
- pr " PyFloat_FromDouble ((double) %s->%s));\n"
- typ name;
- pr " else {\n";
- pr " Py_INCREF (Py_None);\n";
- pr " PyDict_SetItemString (dict, \"%s\", Py_None);" name;
- pr " }\n"
+ function
+ | name, FString ->
+ pr " PyDict_SetItemString (dict, \"%s\",\n" name;
+ pr " PyString_FromString (%s->%s));\n"
+ typ name
+ | name, FBuffer ->
+ pr " PyDict_SetItemString (dict, \"%s\",\n" name;
+ pr " PyString_FromStringAndSize (%s->%s, %s->%s_len));\n"
+ typ name typ name
+ | name, FUUID ->
+ pr " PyDict_SetItemString (dict, \"%s\",\n" name;
+ pr " PyString_FromStringAndSize (%s->%s, 32));\n"
+ typ name
+ | name, (FBytes|FUInt64) ->
+ pr " PyDict_SetItemString (dict, \"%s\",\n" name;
+ pr " PyLong_FromUnsignedLongLong (%s->%s));\n"
+ typ name
+ | name, FInt64 ->
+ pr " PyDict_SetItemString (dict, \"%s\",\n" name;
+ pr " PyLong_FromLongLong (%s->%s));\n"
+ typ name
+ | name, FUInt32 ->
+ pr " PyDict_SetItemString (dict, \"%s\",\n" name;
+ pr " PyLong_FromUnsignedLong (%s->%s));\n"
+ typ name
+ | name, FInt32 ->
+ pr " PyDict_SetItemString (dict, \"%s\",\n" name;
+ pr " PyLong_FromLong (%s->%s));\n"
+ typ name
+ | name, FOptPercent ->
+ pr " if (%s->%s >= 0)\n" typ name;
+ pr " PyDict_SetItemString (dict, \"%s\",\n" name;
+ pr " PyFloat_FromDouble ((double) %s->%s));\n"
+ typ name;
+ pr " else {\n";
+ pr " Py_INCREF (Py_None);\n";
+ pr " PyDict_SetItemString (dict, \"%s\", Py_None);\n" name;
+ pr " }\n"
+ | name, FChar ->
+ pr " PyDict_SetItemString (dict, \"%s\",\n" name;
+ pr " PyString_FromStringAndSize (&dirent->%s, 1));\n" name
) cols;
pr " return dict;\n";
pr "};\n";
pr "\n";
- pr "static PyObject *\n";
- pr "put_lvm_%s_list (struct guestfs_lvm_%s_list *%ss)\n" typ typ typ;
- pr "{\n";
- pr " PyObject *list;\n";
- pr " int i;\n";
- pr "\n";
- pr " list = PyList_New (%ss->len);\n" typ;
- pr " for (i = 0; i < %ss->len; ++i)\n" typ;
- pr " PyList_SetItem (list, i, put_lvm_%s (&%ss->val[i]));\n" typ typ;
- pr " return list;\n";
- pr "};\n";
- pr "\n"
- ) ["pv", pv_cols; "vg", vg_cols; "lv", lv_cols];
+ ) structs;
- (* Stat structures, turned into Python dictionaries. *)
+ (* Emit a put_TYPE_list function definition only if that function is used. *)
List.iter (
- fun (typ, cols) ->
- pr "static PyObject *\n";
- pr "put_%s (struct guestfs_%s *%s)\n" typ typ typ;
- pr "{\n";
- pr " PyObject *dict;\n";
- pr "\n";
- pr " dict = PyDict_New ();\n";
- List.iter (
- function
- | name, `Int ->
- pr " PyDict_SetItemString (dict, \"%s\",\n" name;
- pr " PyLong_FromLongLong (%s->%s));\n"
- typ name
- ) cols;
- pr " return dict;\n";
- pr "};\n";
- pr "\n";
- ) ["stat", stat_cols; "statvfs", statvfs_cols];
+ function
+ | typ, (RStructListOnly | RStructAndList) ->
+ (* generate the function for typ *)
+ emit_put_list_function typ
+ | typ, _ -> () (* empty *)
+ ) (rstructs_used_by all_functions);
(* Python wrapper functions. *)
List.iter (
pr " PyObject *py_r;\n";
let error_code =
- match fst style with
- | RErr | RInt _ | RBool _ -> pr " int r;\n"; "-1"
- | RInt64 _ -> pr " int64_t r;\n"; "-1"
- | RConstString _ -> pr " const char *r;\n"; "NULL"
- | RString _ -> pr " char *r;\n"; "NULL"
- | RStringList _ | RHashtable _ -> pr " char **r;\n"; "NULL"
- | RIntBool _ -> pr " struct guestfs_int_bool *r;\n"; "NULL"
- | RPVList n -> pr " struct guestfs_lvm_pv_list *r;\n"; "NULL"
- | RVGList n -> pr " struct guestfs_lvm_vg_list *r;\n"; "NULL"
- | RLVList n -> pr " struct guestfs_lvm_lv_list *r;\n"; "NULL"
- | RStat n -> pr " struct guestfs_stat *r;\n"; "NULL"
- | RStatVFS n -> pr " struct guestfs_statvfs *r;\n"; "NULL" in
+ match fst style with
+ | RErr | RInt _ | RBool _ -> pr " int r;\n"; "-1"
+ | RInt64 _ -> pr " int64_t r;\n"; "-1"
+ | RConstString _ | RConstOptString _ ->
+ pr " const char *r;\n"; "NULL"
+ | RString _ -> pr " char *r;\n"; "NULL"
+ | RStringList _ | RHashtable _ -> pr " char **r;\n"; "NULL"
+ | RStruct (_, typ) -> pr " struct guestfs_%s *r;\n" typ; "NULL"
+ | RStructList (_, typ) ->
+ pr " struct guestfs_%s_list *r;\n" typ; "NULL"
+ | RBufferOut _ ->
+ pr " char *r;\n";
+ pr " size_t size;\n";
+ "NULL" in
List.iter (
- function
- | String n | FileIn n | FileOut n -> pr " const char *%s;\n" n
- | OptString n -> pr " const char *%s;\n" n
- | StringList n ->
- pr " PyObject *py_%s;\n" n;
- pr " const char **%s;\n" n
- | Bool n -> pr " int %s;\n" n
- | Int n -> pr " int %s;\n" n
+ function
+ | Pathname n | Device n | Dev_or_Path n | String n | FileIn n | FileOut n ->
+ pr " const char *%s;\n" n
+ | OptString n -> pr " const char *%s;\n" n
+ | StringList n | DeviceList n ->
+ pr " PyObject *py_%s;\n" n;
+ pr " char **%s;\n" n
+ | Bool n -> pr " int %s;\n" n
+ | Int n -> pr " int %s;\n" n
+ | Int64 n -> pr " long long %s;\n" n
) (snd style);
pr "\n";
(* Convert the parameters. *)
pr " if (!PyArg_ParseTuple (args, (char *) \"O";
List.iter (
- function
- | String _ | FileIn _ | FileOut _ -> pr "s"
- | OptString _ -> pr "z"
- | StringList _ -> pr "O"
- | Bool _ -> pr "i" (* XXX Python has booleans? *)
- | Int _ -> pr "i"
+ function
+ | Pathname _ | Device _ | Dev_or_Path _ | String _ | FileIn _ | FileOut _ -> pr "s"
+ | OptString _ -> pr "z"
+ | StringList _ | DeviceList _ -> pr "O"
+ | Bool _ -> pr "i" (* XXX Python has booleans? *)
+ | Int _ -> pr "i"
+ | Int64 _ -> pr "L" (* XXX Whoever thought it was a good idea to
+ * emulate C's int/long/long long in Python?
+ *)
) (snd style);
pr ":guestfs_%s\",\n" name;
pr " &py_g";
List.iter (
- function
- | String n | FileIn n | FileOut n -> pr ", &%s" n
- | OptString n -> pr ", &%s" n
- | StringList n -> pr ", &py_%s" n
- | Bool n -> pr ", &%s" n
- | Int n -> pr ", &%s" n
+ function
+ | Pathname n | Device n | Dev_or_Path n | String n | FileIn n | FileOut n -> pr ", &%s" n
+ | OptString n -> pr ", &%s" n
+ | StringList n | DeviceList n -> pr ", &py_%s" n
+ | Bool n -> pr ", &%s" n
+ | Int n -> pr ", &%s" n
+ | Int64 n -> pr ", &%s" n
) (snd style);
pr "))\n";
pr " g = get_handle (py_g);\n";
List.iter (
- function
- | String _ | FileIn _ | FileOut _ | OptString _ | Bool _ | Int _ -> ()
- | StringList n ->
- pr " %s = get_string_list (py_%s);\n" n n;
- pr " if (!%s) return NULL;\n" n
+ function
+ | Pathname _ | Device _ | Dev_or_Path _ | String _
+ | FileIn _ | FileOut _ | OptString _ | Bool _ | Int _ | Int64 _ -> ()
+ | StringList n | DeviceList n ->
+ pr " %s = get_string_list (py_%s);\n" n n;
+ pr " if (!%s) return NULL;\n" n
) (snd style);
pr "\n";
pr " r = guestfs_%s " name;
- generate_call_args ~handle:"g" (snd style);
+ generate_c_call_args ~handle:"g" style;
pr ";\n";
List.iter (
- function
- | String _ | FileIn _ | FileOut _ | OptString _ | Bool _ | Int _ -> ()
- | StringList n ->
- pr " free (%s);\n" n
+ function
+ | Pathname _ | Device _ | Dev_or_Path _ | String _
+ | FileIn _ | FileOut _ | OptString _ | Bool _ | Int _ | Int64 _ -> ()
+ | StringList n | DeviceList n ->
+ pr " free (%s);\n" n
) (snd style);
pr " if (r == %s) {\n" error_code;
(match fst style with
| RErr ->
- pr " Py_INCREF (Py_None);\n";
- pr " py_r = Py_None;\n"
+ pr " Py_INCREF (Py_None);\n";
+ pr " py_r = Py_None;\n"
| RInt _
| RBool _ -> pr " py_r = PyInt_FromLong ((long) r);\n"
| RInt64 _ -> pr " py_r = PyLong_FromLongLong (r);\n"
| RConstString _ -> pr " py_r = PyString_FromString (r);\n"
+ | RConstOptString _ ->
+ pr " if (r)\n";
+ pr " py_r = PyString_FromString (r);\n";
+ pr " else {\n";
+ pr " Py_INCREF (Py_None);\n";
+ pr " py_r = Py_None;\n";
+ pr " }\n"
| RString _ ->
- pr " py_r = PyString_FromString (r);\n";
- pr " free (r);\n"
+ pr " py_r = PyString_FromString (r);\n";
+ pr " free (r);\n"
| RStringList _ ->
- pr " py_r = put_string_list (r);\n";
- pr " free_strings (r);\n"
- | RIntBool _ ->
- pr " py_r = PyTuple_New (2);\n";
- pr " PyTuple_SetItem (py_r, 0, PyInt_FromLong ((long) r->i));\n";
- pr " PyTuple_SetItem (py_r, 1, PyInt_FromLong ((long) r->b));\n";
- pr " guestfs_free_int_bool (r);\n"
- | RPVList n ->
- pr " py_r = put_lvm_pv_list (r);\n";
- pr " guestfs_free_lvm_pv_list (r);\n"
- | RVGList n ->
- pr " py_r = put_lvm_vg_list (r);\n";
- pr " guestfs_free_lvm_vg_list (r);\n"
- | RLVList n ->
- pr " py_r = put_lvm_lv_list (r);\n";
- pr " guestfs_free_lvm_lv_list (r);\n"
- | RStat n ->
- pr " py_r = put_stat (r);\n";
- pr " free (r);\n"
- | RStatVFS n ->
- pr " py_r = put_statvfs (r);\n";
- pr " free (r);\n"
+ pr " py_r = put_string_list (r);\n";
+ pr " free_strings (r);\n"
+ | RStruct (_, typ) ->
+ pr " py_r = put_%s (r);\n" typ;
+ pr " guestfs_free_%s (r);\n" typ
+ | RStructList (_, typ) ->
+ pr " py_r = put_%s_list (r);\n" typ;
+ pr " guestfs_free_%s_list (r);\n" typ
| RHashtable n ->
- pr " py_r = put_table (r);\n";
- pr " free_strings (r);\n"
+ pr " py_r = put_table (r);\n";
+ pr " free_strings (r);\n"
+ | RBufferOut _ ->
+ pr " py_r = PyString_FromStringAndSize (r, size);\n";
+ pr " free (r);\n"
);
pr " return py_r;\n";
List.iter (
fun (name, _, _, _, _, _, _) ->
pr " { (char *) \"%s\", py_guestfs_%s, METH_VARARGS, NULL },\n"
- name name
+ name name
) all_functions;
pr " { NULL, NULL, 0, NULL }\n";
pr "};\n";
(* Generate Python module. *)
and generate_python_py () =
- generate_header HashStyle LGPLv2;
+ generate_header HashStyle LGPLv2plus;
pr "\
u\"\"\"Python bindings for libguestfs
g = guestfs.GuestFS ()
g.add_drive (\"guest.img\")
g.launch ()
-g.wait_ready ()
parts = g.list_partitions ()
The guestfs module provides a Python binding to the libguestfs API
Libguestfs provides ways to enumerate guest storage (eg. partitions,
LVs, what filesystem is in each LV, etc.). It can also run commands
-in the context of the guest. Also you can access filesystems over FTP.
+in the context of the guest. Also you can access filesystems over
+FUSE.
Errors which happen while using the API are turned into Python
RuntimeError exceptions.
# Launch the qemu subprocess and wait for it to become ready:
g.launch ()
-g.wait_ready ()
# Now you can issue commands, for example:
logvols = g.lvs ()
List.iter (
fun (name, style, _, flags, _, _, longdesc) ->
pr " def %s " name;
- generate_call_args ~handle:"self" (snd style);
+ generate_py_call_args ~handle:"self" (snd style);
pr ":\n";
if not (List.mem NotInDocs flags) then (
- let doc = replace_str longdesc "C<guestfs_" "C<g." in
- let doc =
+ let doc = replace_str longdesc "C<guestfs_" "C<g." in
+ let doc =
match fst style with
- | RErr | RInt _ | RInt64 _ | RBool _ | RConstString _
- | RString _ -> doc
- | RStringList _ ->
- doc ^ "\n\nThis function returns a list of strings."
- | RIntBool _ ->
- doc ^ "\n\nThis function returns a tuple (int, bool).\n"
- | RPVList _ ->
- doc ^ "\n\nThis function returns a list of PVs. Each PV is represented as a dictionary."
- | RVGList _ ->
- doc ^ "\n\nThis function returns a list of VGs. Each VG is represented as a dictionary."
- | RLVList _ ->
- doc ^ "\n\nThis function returns a list of LVs. Each LV is represented as a dictionary."
- | RStat _ ->
- doc ^ "\n\nThis function returns a dictionary, with keys matching the various fields in the stat structure."
- | RStatVFS _ ->
- doc ^ "\n\nThis function returns a dictionary, with keys matching the various fields in the statvfs structure."
- | RHashtable _ ->
- doc ^ "\n\nThis function returns a dictionary." in
- let doc =
- if List.mem ProtocolLimitWarning flags then
- doc ^ "\n\n" ^ protocol_limit_warning
- else doc in
- let doc =
- if List.mem DangerWillRobinson flags then
- doc ^ "\n\n" ^ danger_will_robinson
- else doc in
- let doc = pod2text ~width:60 name doc in
- let doc = List.map (fun line -> replace_str line "\\" "\\\\") doc in
- let doc = String.concat "\n " doc in
- pr " u\"\"\"%s\"\"\"\n" doc;
+ | RErr | RInt _ | RInt64 _ | RBool _
+ | RConstOptString _ | RConstString _
+ | RString _ | RBufferOut _ -> doc
+ | RStringList _ ->
+ doc ^ "\n\nThis function returns a list of strings."
+ | RStruct (_, typ) ->
+ doc ^ sprintf "\n\nThis function returns a dictionary, with keys matching the various fields in the guestfs_%s structure." typ
+ | RStructList (_, typ) ->
+ doc ^ sprintf "\n\nThis function returns a list of %ss. Each %s is represented as a dictionary." typ typ
+ | RHashtable _ ->
+ doc ^ "\n\nThis function returns a dictionary." in
+ let doc =
+ if List.mem ProtocolLimitWarning flags then
+ doc ^ "\n\n" ^ protocol_limit_warning
+ else doc in
+ let doc =
+ if List.mem DangerWillRobinson flags then
+ doc ^ "\n\n" ^ danger_will_robinson
+ else doc in
+ let doc =
+ match deprecation_notice flags with
+ | None -> doc
+ | Some txt -> doc ^ "\n\n" ^ txt in
+ let doc = pod2text ~width:60 name doc in
+ let doc = List.map (fun line -> replace_str line "\\" "\\\\") doc in
+ let doc = String.concat "\n " doc in
+ pr " u\"\"\"%s\"\"\"\n" doc;
);
pr " return libguestfsmod.%s " name;
- generate_call_args ~handle:"self._o" (snd style);
+ generate_py_call_args ~handle:"self._o" (snd style);
pr "\n";
pr "\n";
) all_functions
+(* Generate Python call arguments, eg "(handle, foo, bar)" *)
+and generate_py_call_args ~handle args =
+ pr "(%s" handle;
+ List.iter (fun arg -> pr ", %s" (name_of_argt arg)) args;
+ pr ")"
+
(* Useful if you need the longdesc POD text as plain text. Returns a
* list of lines.
*
- * This is the slowest thing about autogeneration.
+ * Because this is very slow (the slowest part of autogeneration),
+ * we memoize the results.
*)
and pod2text ~width name longdesc =
- let filename, chan = Filename.open_temp_file "gen" ".tmp" in
- fprintf chan "=head1 %s\n\n%s\n" name longdesc;
- close_out chan;
- let cmd = sprintf "pod2text -w %d %s" width (Filename.quote filename) in
- let chan = Unix.open_process_in cmd in
- let lines = ref [] in
- let rec loop i =
- let line = input_line chan in
- if i = 1 then (* discard the first line of output *)
- loop (i+1)
- else (
- let line = triml line in
- lines := line :: !lines;
- loop (i+1)
- ) in
- let lines = try loop 1 with End_of_file -> List.rev !lines in
- Unix.unlink filename;
- match Unix.close_process_in chan with
- | Unix.WEXITED 0 -> lines
- | Unix.WEXITED i ->
- failwithf "pod2text: process exited with non-zero status (%d)" i
- | Unix.WSIGNALED i | Unix.WSTOPPED i ->
- failwithf "pod2text: process signalled or stopped by signal %d" i
+ let key = width, name, longdesc in
+ try Hashtbl.find pod2text_memo key
+ with Not_found ->
+ let filename, chan = Filename.open_temp_file "gen" ".tmp" in
+ fprintf chan "=head1 %s\n\n%s\n" name longdesc;
+ close_out chan;
+ let cmd = sprintf "pod2text -w %d %s" width (Filename.quote filename) in
+ let chan = open_process_in cmd in
+ let lines = ref [] in
+ let rec loop i =
+ let line = input_line chan in
+ if i = 1 then (* discard the first line of output *)
+ loop (i+1)
+ else (
+ let line = triml line in
+ lines := line :: !lines;
+ loop (i+1)
+ ) in
+ let lines = try loop 1 with End_of_file -> List.rev !lines in
+ unlink filename;
+ (match close_process_in chan with
+ | WEXITED 0 -> ()
+ | WEXITED i ->
+ failwithf "pod2text: process exited with non-zero status (%d)" i
+ | WSIGNALED i | WSTOPPED i ->
+ failwithf "pod2text: process signalled or stopped by signal %d" i
+ );
+ Hashtbl.add pod2text_memo key lines;
+ pod2text_memo_updated ();
+ lines
(* Generate ruby bindings. *)
and generate_ruby_c () =
- generate_header CStyle LGPLv2;
+ generate_header CStyle LGPLv2plus;
pr "\
#include <stdio.h>
pr " Data_Get_Struct (gv, guestfs_h, g);\n";
pr " if (!g)\n";
pr " rb_raise (rb_eArgError, \"%%s: used handle after closing it\", \"%s\");\n"
- name;
+ name;
pr "\n";
List.iter (
- function
- | String n | FileIn n | FileOut n ->
- pr " Check_Type (%sv, T_STRING);\n" n;
- pr " const char *%s = StringValueCStr (%sv);\n" n n;
- pr " if (!%s)\n" n;
- pr " rb_raise (rb_eTypeError, \"expected string for parameter %%s of %%s\",\n";
- pr " \"%s\", \"%s\");\n" n name
- | OptString n ->
- pr " const char *%s = !NIL_P (%sv) ? StringValueCStr (%sv) : NULL;\n" n n n
- | StringList n ->
- pr " char **%s;\n" n;
- pr " Check_Type (%sv, T_ARRAY);\n" n;
- pr " {\n";
- pr " int i, len;\n";
- pr " len = RARRAY_LEN (%sv);\n" n;
- pr " %s = guestfs_safe_malloc (g, sizeof (char *) * (len+1));\n"
- n;
- pr " for (i = 0; i < len; ++i) {\n";
- pr " VALUE v = rb_ary_entry (%sv, i);\n" n;
- pr " %s[i] = StringValueCStr (v);\n" n;
- pr " }\n";
- pr " %s[len] = NULL;\n" n;
- pr " }\n";
- | Bool n ->
- pr " int %s = RTEST (%sv);\n" n n
- | Int n ->
- pr " int %s = NUM2INT (%sv);\n" n n
+ function
+ | Pathname n | Device n | Dev_or_Path n | String n | FileIn n | FileOut n ->
+ pr " Check_Type (%sv, T_STRING);\n" n;
+ pr " const char *%s = StringValueCStr (%sv);\n" n n;
+ pr " if (!%s)\n" n;
+ pr " rb_raise (rb_eTypeError, \"expected string for parameter %%s of %%s\",\n";
+ pr " \"%s\", \"%s\");\n" n name
+ | OptString n ->
+ pr " const char *%s = !NIL_P (%sv) ? StringValueCStr (%sv) : NULL;\n" n n n
+ | StringList n | DeviceList n ->
+ pr " char **%s;\n" n;
+ pr " Check_Type (%sv, T_ARRAY);\n" n;
+ pr " {\n";
+ pr " int i, len;\n";
+ pr " len = RARRAY_LEN (%sv);\n" n;
+ pr " %s = guestfs_safe_malloc (g, sizeof (char *) * (len+1));\n"
+ n;
+ pr " for (i = 0; i < len; ++i) {\n";
+ pr " VALUE v = rb_ary_entry (%sv, i);\n" n;
+ pr " %s[i] = StringValueCStr (v);\n" n;
+ pr " }\n";
+ pr " %s[len] = NULL;\n" n;
+ pr " }\n";
+ | Bool n ->
+ pr " int %s = RTEST (%sv);\n" n n
+ | Int n ->
+ pr " int %s = NUM2INT (%sv);\n" n n
+ | Int64 n ->
+ pr " long long %s = NUM2LL (%sv);\n" n n
) (snd style);
pr "\n";
let error_code =
- match fst style with
- | RErr | RInt _ | RBool _ -> pr " int r;\n"; "-1"
- | RInt64 _ -> pr " int64_t r;\n"; "-1"
- | RConstString _ -> pr " const char *r;\n"; "NULL"
- | RString _ -> pr " char *r;\n"; "NULL"
- | RStringList _ | RHashtable _ -> pr " char **r;\n"; "NULL"
- | RIntBool _ -> pr " struct guestfs_int_bool *r;\n"; "NULL"
- | RPVList n -> pr " struct guestfs_lvm_pv_list *r;\n"; "NULL"
- | RVGList n -> pr " struct guestfs_lvm_vg_list *r;\n"; "NULL"
- | RLVList n -> pr " struct guestfs_lvm_lv_list *r;\n"; "NULL"
- | RStat n -> pr " struct guestfs_stat *r;\n"; "NULL"
- | RStatVFS n -> pr " struct guestfs_statvfs *r;\n"; "NULL" in
+ match fst style with
+ | RErr | RInt _ | RBool _ -> pr " int r;\n"; "-1"
+ | RInt64 _ -> pr " int64_t r;\n"; "-1"
+ | RConstString _ | RConstOptString _ ->
+ pr " const char *r;\n"; "NULL"
+ | RString _ -> pr " char *r;\n"; "NULL"
+ | RStringList _ | RHashtable _ -> pr " char **r;\n"; "NULL"
+ | RStruct (_, typ) -> pr " struct guestfs_%s *r;\n" typ; "NULL"
+ | RStructList (_, typ) ->
+ pr " struct guestfs_%s_list *r;\n" typ; "NULL"
+ | RBufferOut _ ->
+ pr " char *r;\n";
+ pr " size_t size;\n";
+ "NULL" in
pr "\n";
pr " r = guestfs_%s " name;
- generate_call_args ~handle:"g" (snd style);
+ generate_c_call_args ~handle:"g" style;
pr ";\n";
List.iter (
- function
- | String _ | FileIn _ | FileOut _ | OptString _ | Bool _ | Int _ -> ()
- | StringList n ->
- pr " free (%s);\n" n
+ function
+ | Pathname _ | Device _ | Dev_or_Path _ | String _
+ | FileIn _ | FileOut _ | OptString _ | Bool _ | Int _ | Int64 _ -> ()
+ | StringList n | DeviceList n ->
+ pr " free (%s);\n" n
) (snd style);
pr " if (r == %s)\n" error_code;
(match fst style with
| RErr ->
- pr " return Qnil;\n"
+ pr " return Qnil;\n"
| RInt _ | RBool _ ->
- pr " return INT2NUM (r);\n"
+ pr " return INT2NUM (r);\n"
| RInt64 _ ->
- pr " return ULL2NUM (r);\n"
+ pr " return ULL2NUM (r);\n"
| RConstString _ ->
- pr " return rb_str_new2 (r);\n";
+ pr " return rb_str_new2 (r);\n";
+ | RConstOptString _ ->
+ pr " if (r)\n";
+ pr " return rb_str_new2 (r);\n";
+ pr " else\n";
+ pr " return Qnil;\n";
| RString _ ->
- pr " VALUE rv = rb_str_new2 (r);\n";
- pr " free (r);\n";
- pr " return rv;\n";
+ pr " VALUE rv = rb_str_new2 (r);\n";
+ pr " free (r);\n";
+ pr " return rv;\n";
| RStringList _ ->
- pr " int i, len = 0;\n";
- pr " for (i = 0; r[i] != NULL; ++i) len++;\n";
- pr " VALUE rv = rb_ary_new2 (len);\n";
- pr " for (i = 0; r[i] != NULL; ++i) {\n";
- pr " rb_ary_push (rv, rb_str_new2 (r[i]));\n";
- pr " free (r[i]);\n";
- pr " }\n";
- pr " free (r);\n";
- pr " return rv;\n"
- | RIntBool _ ->
- pr " VALUE rv = rb_ary_new2 (2);\n";
- pr " rb_ary_push (rv, INT2NUM (r->i));\n";
- pr " rb_ary_push (rv, INT2NUM (r->b));\n";
- pr " guestfs_free_int_bool (r);\n";
- pr " return rv;\n"
- | RPVList n ->
- generate_ruby_lvm_code "pv" pv_cols
- | RVGList n ->
- generate_ruby_lvm_code "vg" vg_cols
- | RLVList n ->
- generate_ruby_lvm_code "lv" lv_cols
- | RStat n ->
- pr " VALUE rv = rb_hash_new ();\n";
- List.iter (
- function
- | name, `Int ->
- pr " rb_hash_aset (rv, rb_str_new2 (\"%s\"), ULL2NUM (r->%s));\n" name name
- ) stat_cols;
- pr " free (r);\n";
- pr " return rv;\n"
- | RStatVFS n ->
- pr " VALUE rv = rb_hash_new ();\n";
- List.iter (
- function
- | name, `Int ->
- pr " rb_hash_aset (rv, rb_str_new2 (\"%s\"), ULL2NUM (r->%s));\n" name name
- ) statvfs_cols;
- pr " free (r);\n";
- pr " return rv;\n"
+ pr " int i, len = 0;\n";
+ pr " for (i = 0; r[i] != NULL; ++i) len++;\n";
+ pr " VALUE rv = rb_ary_new2 (len);\n";
+ pr " for (i = 0; r[i] != NULL; ++i) {\n";
+ pr " rb_ary_push (rv, rb_str_new2 (r[i]));\n";
+ pr " free (r[i]);\n";
+ pr " }\n";
+ pr " free (r);\n";
+ pr " return rv;\n"
+ | RStruct (_, typ) ->
+ let cols = cols_of_struct typ in
+ generate_ruby_struct_code typ cols
+ | RStructList (_, typ) ->
+ let cols = cols_of_struct typ in
+ generate_ruby_struct_list_code typ cols
| RHashtable _ ->
- pr " VALUE rv = rb_hash_new ();\n";
- pr " int i;\n";
- pr " for (i = 0; r[i] != NULL; i+=2) {\n";
- pr " rb_hash_aset (rv, rb_str_new2 (r[i]), rb_str_new2 (r[i+1]));\n";
- pr " free (r[i]);\n";
- pr " free (r[i+1]);\n";
- pr " }\n";
- pr " free (r);\n";
- pr " return rv;\n"
+ pr " VALUE rv = rb_hash_new ();\n";
+ pr " int i;\n";
+ pr " for (i = 0; r[i] != NULL; i+=2) {\n";
+ pr " rb_hash_aset (rv, rb_str_new2 (r[i]), rb_str_new2 (r[i+1]));\n";
+ pr " free (r[i]);\n";
+ pr " free (r[i+1]);\n";
+ pr " }\n";
+ pr " free (r);\n";
+ pr " return rv;\n"
+ | RBufferOut _ ->
+ pr " VALUE rv = rb_str_new (r, size);\n";
+ pr " free (r);\n";
+ pr " return rv;\n";
);
pr "}\n";
pr "}\n"
-(* Ruby code to return an LVM struct list. *)
-and generate_ruby_lvm_code typ cols =
+(* Ruby code to return a struct. *)
+and generate_ruby_struct_code typ cols =
+ pr " VALUE rv = rb_hash_new ();\n";
+ List.iter (
+ function
+ | name, FString ->
+ pr " rb_hash_aset (rv, rb_str_new2 (\"%s\"), rb_str_new2 (r->%s));\n" name name
+ | name, FBuffer ->
+ pr " rb_hash_aset (rv, rb_str_new2 (\"%s\"), rb_str_new (r->%s, r->%s_len));\n" name name name
+ | name, FUUID ->
+ pr " rb_hash_aset (rv, rb_str_new2 (\"%s\"), rb_str_new (r->%s, 32));\n" name name
+ | name, (FBytes|FUInt64) ->
+ pr " rb_hash_aset (rv, rb_str_new2 (\"%s\"), ULL2NUM (r->%s));\n" name name
+ | name, FInt64 ->
+ pr " rb_hash_aset (rv, rb_str_new2 (\"%s\"), LL2NUM (r->%s));\n" name name
+ | name, FUInt32 ->
+ pr " rb_hash_aset (rv, rb_str_new2 (\"%s\"), UINT2NUM (r->%s));\n" name name
+ | name, FInt32 ->
+ pr " rb_hash_aset (rv, rb_str_new2 (\"%s\"), INT2NUM (r->%s));\n" name name
+ | name, FOptPercent ->
+ pr " rb_hash_aset (rv, rb_str_new2 (\"%s\"), rb_dbl2big (r->%s));\n" name name
+ | name, FChar -> (* XXX wrong? *)
+ pr " rb_hash_aset (rv, rb_str_new2 (\"%s\"), ULL2NUM (r->%s));\n" name name
+ ) cols;
+ pr " guestfs_free_%s (r);\n" typ;
+ pr " return rv;\n"
+
+(* Ruby code to return a struct list. *)
+and generate_ruby_struct_list_code typ cols =
pr " VALUE rv = rb_ary_new2 (r->len);\n";
pr " int i;\n";
pr " for (i = 0; i < r->len; ++i) {\n";
pr " VALUE hv = rb_hash_new ();\n";
List.iter (
function
- | name, `String ->
- pr " rb_hash_aset (rv, rb_str_new2 (\"%s\"), rb_str_new2 (r->val[i].%s));\n" name name
- | name, `UUID ->
- pr " rb_hash_aset (rv, rb_str_new2 (\"%s\"), rb_str_new (r->val[i].%s, 32));\n" name name
- | name, `Bytes
- | name, `Int ->
- pr " rb_hash_aset (rv, rb_str_new2 (\"%s\"), ULL2NUM (r->val[i].%s));\n" name name
- | name, `OptPercent ->
- pr " rb_hash_aset (rv, rb_str_new2 (\"%s\"), rb_dbl2big (r->val[i].%s));\n" name name
+ | name, FString ->
+ pr " rb_hash_aset (hv, rb_str_new2 (\"%s\"), rb_str_new2 (r->val[i].%s));\n" name name
+ | name, FBuffer ->
+ pr " rb_hash_aset (hv, rb_str_new2 (\"%s\"), rb_str_new (r->val[i].%s, r->val[i].%s_len));\n" name name name
+ | name, FUUID ->
+ pr " rb_hash_aset (hv, rb_str_new2 (\"%s\"), rb_str_new (r->val[i].%s, 32));\n" name name
+ | name, (FBytes|FUInt64) ->
+ pr " rb_hash_aset (hv, rb_str_new2 (\"%s\"), ULL2NUM (r->val[i].%s));\n" name name
+ | name, FInt64 ->
+ pr " rb_hash_aset (hv, rb_str_new2 (\"%s\"), LL2NUM (r->val[i].%s));\n" name name
+ | name, FUInt32 ->
+ pr " rb_hash_aset (hv, rb_str_new2 (\"%s\"), UINT2NUM (r->val[i].%s));\n" name name
+ | name, FInt32 ->
+ pr " rb_hash_aset (hv, rb_str_new2 (\"%s\"), INT2NUM (r->val[i].%s));\n" name name
+ | name, FOptPercent ->
+ pr " rb_hash_aset (hv, rb_str_new2 (\"%s\"), rb_dbl2big (r->val[i].%s));\n" name name
+ | name, FChar -> (* XXX wrong? *)
+ pr " rb_hash_aset (hv, rb_str_new2 (\"%s\"), ULL2NUM (r->val[i].%s));\n" name name
) cols;
pr " rb_ary_push (rv, hv);\n";
pr " }\n";
- pr " guestfs_free_lvm_%s_list (r);\n" typ;
+ pr " guestfs_free_%s_list (r);\n" typ;
pr " return rv;\n"
(* Generate Java bindings GuestFS.java file. *)
and generate_java_java () =
- generate_header CStyle LGPLv2;
+ generate_header CStyle LGPLv2plus;
pr "\
package com.redhat.et.libguestfs;
import com.redhat.et.libguestfs.Stat;
import com.redhat.et.libguestfs.StatVFS;
import com.redhat.et.libguestfs.IntBool;
+import com.redhat.et.libguestfs.Dirent;
/**
* The GuestFS object is a libguestfs handle.
List.iter (
fun (name, style, _, flags, _, shortdesc, longdesc) ->
if not (List.mem NotInDocs flags); then (
- let doc = replace_str longdesc "C<guestfs_" "C<g." in
- let doc =
- if List.mem ProtocolLimitWarning flags then
- doc ^ "\n\n" ^ protocol_limit_warning
- else doc in
- let doc =
- if List.mem DangerWillRobinson flags then
- doc ^ "\n\n" ^ danger_will_robinson
- else doc in
- let doc = pod2text ~width:60 name doc in
- let doc = List.map ( (* RHBZ#501883 *)
- function
- | "" -> "<p>"
- | nonempty -> nonempty
- ) doc in
- let doc = String.concat "\n * " doc in
-
- pr " /**\n";
- pr " * %s\n" shortdesc;
- pr " * <p>\n";
- pr " * %s\n" doc;
- pr " * @throws LibGuestFSException\n";
- pr " */\n";
- pr " ";
+ let doc = replace_str longdesc "C<guestfs_" "C<g." in
+ let doc =
+ if List.mem ProtocolLimitWarning flags then
+ doc ^ "\n\n" ^ protocol_limit_warning
+ else doc in
+ let doc =
+ if List.mem DangerWillRobinson flags then
+ doc ^ "\n\n" ^ danger_will_robinson
+ else doc in
+ let doc =
+ match deprecation_notice flags with
+ | None -> doc
+ | Some txt -> doc ^ "\n\n" ^ txt in
+ let doc = pod2text ~width:60 name doc in
+ let doc = List.map ( (* RHBZ#501883 *)
+ function
+ | "" -> "<p>"
+ | nonempty -> nonempty
+ ) doc in
+ let doc = String.concat "\n * " doc in
+
+ pr " /**\n";
+ pr " * %s\n" shortdesc;
+ pr " * <p>\n";
+ pr " * %s\n" doc;
+ pr " * @throws LibGuestFSException\n";
+ pr " */\n";
+ pr " ";
);
generate_java_prototype ~public:true ~semicolon:false name style;
pr "\n";
pr " {\n";
pr " if (g == 0)\n";
pr " throw new LibGuestFSException (\"%s: handle is closed\");\n"
- name;
+ name;
pr " ";
if fst style <> RErr then pr "return ";
pr "_%s " name;
- generate_call_args ~handle:"g" (snd style);
+ generate_java_call_args ~handle:"g" (snd style);
pr ";\n";
pr " }\n";
pr " ";
pr "}\n"
+(* Generate Java call arguments, eg "(handle, foo, bar)" *)
+and generate_java_call_args ~handle args =
+ pr "(%s" handle;
+ List.iter (fun arg -> pr ", %s" (name_of_argt arg)) args;
+ pr ")"
+
and generate_java_prototype ?(public=false) ?(privat=false) ?(native=false)
?(semicolon=true) name style =
if privat then pr "private ";
| RInt _ -> pr "int ";
| RInt64 _ -> pr "long ";
| RBool _ -> pr "boolean ";
- | RConstString _ | RString _ -> pr "String ";
+ | RConstString _ | RConstOptString _ | RString _
+ | RBufferOut _ -> pr "String ";
| RStringList _ -> pr "String[] ";
- | RIntBool _ -> pr "IntBool ";
- | RPVList _ -> pr "PV[] ";
- | RVGList _ -> pr "VG[] ";
- | RLVList _ -> pr "LV[] ";
- | RStat _ -> pr "Stat ";
- | RStatVFS _ -> pr "StatVFS ";
+ | RStruct (_, typ) ->
+ let name = java_name_of_struct typ in
+ pr "%s " name;
+ | RStructList (_, typ) ->
+ let name = java_name_of_struct typ in
+ pr "%s[] " name;
| RHashtable _ -> pr "HashMap<String,String> ";
);
needs_comma := true;
match arg with
+ | Pathname n
+ | Device n | Dev_or_Path n
| String n
| OptString n
| FileIn n
| FileOut n ->
- pr "String %s" n
- | StringList n ->
- pr "String[] %s" n
+ pr "String %s" n
+ | StringList n | DeviceList n ->
+ pr "String[] %s" n
| Bool n ->
- pr "boolean %s" n
+ pr "boolean %s" n
| Int n ->
- pr "int %s" n
+ pr "int %s" n
+ | Int64 n ->
+ pr "long %s" n
) (snd style);
pr ")\n";
pr " throws LibGuestFSException";
if semicolon then pr ";"
-and generate_java_struct typ cols =
- generate_header CStyle LGPLv2;
+and generate_java_struct jtyp cols () =
+ generate_header CStyle LGPLv2plus;
pr "\
package com.redhat.et.libguestfs;
* @see GuestFS
*/
public class %s {
-" typ typ;
+" jtyp jtyp;
List.iter (
function
- | name, `String
- | name, `UUID -> pr " public String %s;\n" name
- | name, `Bytes
- | name, `Int -> pr " public long %s;\n" name
- | name, `OptPercent ->
- pr " /* The next field is [0..100] or -1 meaning 'not present': */\n";
- pr " public float %s;\n" name
+ | name, FString
+ | name, FUUID
+ | name, FBuffer -> pr " public String %s;\n" name
+ | name, (FBytes|FUInt64|FInt64) -> pr " public long %s;\n" name
+ | name, (FUInt32|FInt32) -> pr " public int %s;\n" name
+ | name, FChar -> pr " public char %s;\n" name
+ | name, FOptPercent ->
+ pr " /* The next field is [0..100] or -1 meaning 'not present': */\n";
+ pr " public float %s;\n" name
) cols;
pr "}\n"
and generate_java_c () =
- generate_header CStyle LGPLv2;
+ generate_header CStyle LGPLv2plus;
pr "\
#include <stdio.h>
| RInt _ -> pr "jint ";
| RInt64 _ -> pr "jlong ";
| RBool _ -> pr "jboolean ";
- | RConstString _ | RString _ -> pr "jstring ";
- | RIntBool _ | RStat _ | RStatVFS _ | RHashtable _ ->
- pr "jobject ";
- | RStringList _ | RPVList _ | RVGList _ | RLVList _ ->
- pr "jobjectArray ";
+ | RConstString _ | RConstOptString _ | RString _
+ | RBufferOut _ -> pr "jstring ";
+ | RStruct _ | RHashtable _ ->
+ pr "jobject ";
+ | RStringList _ | RStructList _ ->
+ pr "jobjectArray ";
);
pr "JNICALL\n";
pr "Java_com_redhat_et_libguestfs_GuestFS_";
pr "\n";
pr " (JNIEnv *env, jobject obj, jlong jg";
List.iter (
- function
- | String n
- | OptString n
- | FileIn n
- | FileOut n ->
- pr ", jstring j%s" n
- | StringList n ->
- pr ", jobjectArray j%s" n
- | Bool n ->
- pr ", jboolean j%s" n
- | Int n ->
- pr ", jint j%s" n
+ function
+ | Pathname n
+ | Device n | Dev_or_Path n
+ | String n
+ | OptString n
+ | FileIn n
+ | FileOut n ->
+ pr ", jstring j%s" n
+ | StringList n | DeviceList n ->
+ pr ", jobjectArray j%s" n
+ | Bool n ->
+ pr ", jboolean j%s" n
+ | Int n ->
+ pr ", jint j%s" n
+ | Int64 n ->
+ pr ", jlong j%s" n
) (snd style);
pr ")\n";
pr "{\n";
pr " guestfs_h *g = (guestfs_h *) (long) jg;\n";
let error_code, no_ret =
- match fst style with
- | RErr -> pr " int r;\n"; "-1", ""
- | RBool _
- | RInt _ -> pr " int r;\n"; "-1", "0"
- | RInt64 _ -> pr " int64_t r;\n"; "-1", "0"
- | RConstString _ -> pr " const char *r;\n"; "NULL", "NULL"
- | RString _ ->
- pr " jstring jr;\n";
- pr " char *r;\n"; "NULL", "NULL"
- | RStringList _ ->
- pr " jobjectArray jr;\n";
- pr " int r_len;\n";
- pr " jclass cl;\n";
- pr " jstring jstr;\n";
- pr " char **r;\n"; "NULL", "NULL"
- | RIntBool _ ->
- pr " jobject jr;\n";
- pr " jclass cl;\n";
- pr " jfieldID fl;\n";
- pr " struct guestfs_int_bool *r;\n"; "NULL", "NULL"
- | RStat _ ->
- pr " jobject jr;\n";
- pr " jclass cl;\n";
- pr " jfieldID fl;\n";
- pr " struct guestfs_stat *r;\n"; "NULL", "NULL"
- | RStatVFS _ ->
- pr " jobject jr;\n";
- pr " jclass cl;\n";
- pr " jfieldID fl;\n";
- pr " struct guestfs_statvfs *r;\n"; "NULL", "NULL"
- | RPVList _ ->
- pr " jobjectArray jr;\n";
- pr " jclass cl;\n";
- pr " jfieldID fl;\n";
- pr " jobject jfl;\n";
- pr " struct guestfs_lvm_pv_list *r;\n"; "NULL", "NULL"
- | RVGList _ ->
- pr " jobjectArray jr;\n";
- pr " jclass cl;\n";
- pr " jfieldID fl;\n";
- pr " jobject jfl;\n";
- pr " struct guestfs_lvm_vg_list *r;\n"; "NULL", "NULL"
- | RLVList _ ->
- pr " jobjectArray jr;\n";
- pr " jclass cl;\n";
- pr " jfieldID fl;\n";
- pr " jobject jfl;\n";
- pr " struct guestfs_lvm_lv_list *r;\n"; "NULL", "NULL"
- | RHashtable _ -> pr " char **r;\n"; "NULL", "NULL" in
+ match fst style with
+ | RErr -> pr " int r;\n"; "-1", ""
+ | RBool _
+ | RInt _ -> pr " int r;\n"; "-1", "0"
+ | RInt64 _ -> pr " int64_t r;\n"; "-1", "0"
+ | RConstString _ -> pr " const char *r;\n"; "NULL", "NULL"
+ | RConstOptString _ -> pr " const char *r;\n"; "NULL", "NULL"
+ | RString _ ->
+ pr " jstring jr;\n";
+ pr " char *r;\n"; "NULL", "NULL"
+ | RStringList _ ->
+ pr " jobjectArray jr;\n";
+ pr " int r_len;\n";
+ pr " jclass cl;\n";
+ pr " jstring jstr;\n";
+ pr " char **r;\n"; "NULL", "NULL"
+ | RStruct (_, typ) ->
+ pr " jobject jr;\n";
+ pr " jclass cl;\n";
+ pr " jfieldID fl;\n";
+ pr " struct guestfs_%s *r;\n" typ; "NULL", "NULL"
+ | RStructList (_, typ) ->
+ pr " jobjectArray jr;\n";
+ pr " jclass cl;\n";
+ pr " jfieldID fl;\n";
+ pr " jobject jfl;\n";
+ pr " struct guestfs_%s_list *r;\n" typ; "NULL", "NULL"
+ | RHashtable _ -> pr " char **r;\n"; "NULL", "NULL"
+ | RBufferOut _ ->
+ pr " jstring jr;\n";
+ pr " char *r;\n";
+ pr " size_t size;\n";
+ "NULL", "NULL" in
List.iter (
- function
- | String n
- | OptString n
- | FileIn n
- | FileOut n ->
- pr " const char *%s;\n" n
- | StringList n ->
- pr " int %s_len;\n" n;
- pr " const char **%s;\n" n
- | Bool n
- | Int n ->
- pr " int %s;\n" n
+ function
+ | Pathname n
+ | Device n | Dev_or_Path n
+ | String n
+ | OptString n
+ | FileIn n
+ | FileOut n ->
+ pr " const char *%s;\n" n
+ | StringList n | DeviceList n ->
+ pr " int %s_len;\n" n;
+ pr " const char **%s;\n" n
+ | Bool n
+ | Int n ->
+ pr " int %s;\n" n
+ | Int64 n ->
+ pr " int64_t %s;\n" n
) (snd style);
let needs_i =
- (match fst style with
- | RStringList _ | RPVList _ | RVGList _ | RLVList _ -> true
- | RErr | RBool _ | RInt _ | RInt64 _ | RConstString _
- | RString _ | RIntBool _ | RStat _ | RStatVFS _
- | RHashtable _ -> false) ||
- List.exists (function StringList _ -> true | _ -> false) (snd style) in
+ (match fst style with
+ | RStringList _ | RStructList _ -> true
+ | RErr | RBool _ | RInt _ | RInt64 _ | RConstString _
+ | RConstOptString _
+ | RString _ | RBufferOut _ | RStruct _ | RHashtable _ -> false) ||
+ List.exists (function
+ | StringList _ -> true
+ | DeviceList _ -> true
+ | _ -> false) (snd style) in
if needs_i then
- pr " int i;\n";
+ pr " int i;\n";
pr "\n";
(* Get the parameters. *)
List.iter (
- function
- | String n
- | FileIn n
- | FileOut n ->
- pr " %s = (*env)->GetStringUTFChars (env, j%s, NULL);\n" n n
- | OptString n ->
- (* This is completely undocumented, but Java null becomes
- * a NULL parameter.
- *)
- pr " %s = j%s ? (*env)->GetStringUTFChars (env, j%s, NULL) : NULL;\n" n n n
- | StringList n ->
- pr " %s_len = (*env)->GetArrayLength (env, j%s);\n" n n;
- pr " %s = guestfs_safe_malloc (g, sizeof (char *) * (%s_len+1));\n" n n;
- pr " for (i = 0; i < %s_len; ++i) {\n" n;
- pr " jobject o = (*env)->GetObjectArrayElement (env, j%s, i);\n"
- n;
- pr " %s[i] = (*env)->GetStringUTFChars (env, o, NULL);\n" n;
- pr " }\n";
- pr " %s[%s_len] = NULL;\n" n n;
- | Bool n
- | Int n ->
- pr " %s = j%s;\n" n n
+ function
+ | Pathname n
+ | Device n | Dev_or_Path n
+ | String n
+ | FileIn n
+ | FileOut n ->
+ pr " %s = (*env)->GetStringUTFChars (env, j%s, NULL);\n" n n
+ | OptString n ->
+ (* This is completely undocumented, but Java null becomes
+ * a NULL parameter.
+ *)
+ pr " %s = j%s ? (*env)->GetStringUTFChars (env, j%s, NULL) : NULL;\n" n n n
+ | StringList n | DeviceList n ->
+ pr " %s_len = (*env)->GetArrayLength (env, j%s);\n" n n;
+ pr " %s = guestfs_safe_malloc (g, sizeof (char *) * (%s_len+1));\n" n n;
+ pr " for (i = 0; i < %s_len; ++i) {\n" n;
+ pr " jobject o = (*env)->GetObjectArrayElement (env, j%s, i);\n"
+ n;
+ pr " %s[i] = (*env)->GetStringUTFChars (env, o, NULL);\n" n;
+ pr " }\n";
+ pr " %s[%s_len] = NULL;\n" n n;
+ | Bool n
+ | Int n
+ | Int64 n ->
+ pr " %s = j%s;\n" n n
) (snd style);
(* Make the call. *)
pr " r = guestfs_%s " name;
- generate_call_args ~handle:"g" (snd style);
+ generate_c_call_args ~handle:"g" style;
pr ";\n";
(* Release the parameters. *)
List.iter (
- function
- | String n
- | FileIn n
- | FileOut n ->
- pr " (*env)->ReleaseStringUTFChars (env, j%s, %s);\n" n n
- | OptString n ->
- pr " if (j%s)\n" n;
- pr " (*env)->ReleaseStringUTFChars (env, j%s, %s);\n" n n
- | StringList n ->
- pr " for (i = 0; i < %s_len; ++i) {\n" n;
- pr " jobject o = (*env)->GetObjectArrayElement (env, j%s, i);\n"
- n;
- pr " (*env)->ReleaseStringUTFChars (env, o, %s[i]);\n" n;
- pr " }\n";
- pr " free (%s);\n" n
- | Bool n
- | Int n -> ()
+ function
+ | Pathname n
+ | Device n | Dev_or_Path n
+ | String n
+ | FileIn n
+ | FileOut n ->
+ pr " (*env)->ReleaseStringUTFChars (env, j%s, %s);\n" n n
+ | OptString n ->
+ pr " if (j%s)\n" n;
+ pr " (*env)->ReleaseStringUTFChars (env, j%s, %s);\n" n n
+ | StringList n | DeviceList n ->
+ pr " for (i = 0; i < %s_len; ++i) {\n" n;
+ pr " jobject o = (*env)->GetObjectArrayElement (env, j%s, i);\n"
+ n;
+ pr " (*env)->ReleaseStringUTFChars (env, o, %s[i]);\n" n;
+ pr " }\n";
+ pr " free (%s);\n" n
+ | Bool n
+ | Int n
+ | Int64 n -> ()
) (snd style);
(* Check for errors. *)
| RBool _ -> pr " return (jboolean) r;\n"
| RInt64 _ -> pr " return (jlong) r;\n"
| RConstString _ -> pr " return (*env)->NewStringUTF (env, r);\n"
+ | RConstOptString _ ->
+ pr " return (*env)->NewStringUTF (env, r); /* XXX r NULL? */\n"
| RString _ ->
- pr " jr = (*env)->NewStringUTF (env, r);\n";
- pr " free (r);\n";
- pr " return jr;\n"
+ pr " jr = (*env)->NewStringUTF (env, r);\n";
+ pr " free (r);\n";
+ pr " return jr;\n"
| RStringList _ ->
- pr " for (r_len = 0; r[r_len] != NULL; ++r_len) ;\n";
- pr " cl = (*env)->FindClass (env, \"java/lang/String\");\n";
- pr " jstr = (*env)->NewStringUTF (env, \"\");\n";
- pr " jr = (*env)->NewObjectArray (env, r_len, cl, jstr);\n";
- pr " for (i = 0; i < r_len; ++i) {\n";
- pr " jstr = (*env)->NewStringUTF (env, r[i]);\n";
- pr " (*env)->SetObjectArrayElement (env, jr, i, jstr);\n";
- pr " free (r[i]);\n";
- pr " }\n";
- pr " free (r);\n";
- pr " return jr;\n"
- | RIntBool _ ->
- pr " cl = (*env)->FindClass (env, \"com/redhat/et/libguestfs/IntBool\");\n";
- pr " jr = (*env)->AllocObject (env, cl);\n";
- pr " fl = (*env)->GetFieldID (env, cl, \"i\", \"I\");\n";
- pr " (*env)->SetIntField (env, jr, fl, r->i);\n";
- pr " fl = (*env)->GetFieldID (env, cl, \"i\", \"Z\");\n";
- pr " (*env)->SetBooleanField (env, jr, fl, r->b);\n";
- pr " guestfs_free_int_bool (r);\n";
- pr " return jr;\n"
- | RStat _ ->
- pr " cl = (*env)->FindClass (env, \"com/redhat/et/libguestfs/Stat\");\n";
- pr " jr = (*env)->AllocObject (env, cl);\n";
- List.iter (
- function
- | name, `Int ->
- pr " fl = (*env)->GetFieldID (env, cl, \"%s\", \"J\");\n"
- name;
- pr " (*env)->SetLongField (env, jr, fl, r->%s);\n" name;
- ) stat_cols;
- pr " free (r);\n";
- pr " return jr;\n"
- | RStatVFS _ ->
- pr " cl = (*env)->FindClass (env, \"com/redhat/et/libguestfs/StatVFS\");\n";
- pr " jr = (*env)->AllocObject (env, cl);\n";
- List.iter (
- function
- | name, `Int ->
- pr " fl = (*env)->GetFieldID (env, cl, \"%s\", \"J\");\n"
- name;
- pr " (*env)->SetLongField (env, jr, fl, r->%s);\n" name;
- ) statvfs_cols;
- pr " free (r);\n";
- pr " return jr;\n"
- | RPVList _ ->
- generate_java_lvm_return "pv" "PV" pv_cols
- | RVGList _ ->
- generate_java_lvm_return "vg" "VG" vg_cols
- | RLVList _ ->
- generate_java_lvm_return "lv" "LV" lv_cols
+ pr " for (r_len = 0; r[r_len] != NULL; ++r_len) ;\n";
+ pr " cl = (*env)->FindClass (env, \"java/lang/String\");\n";
+ pr " jstr = (*env)->NewStringUTF (env, \"\");\n";
+ pr " jr = (*env)->NewObjectArray (env, r_len, cl, jstr);\n";
+ pr " for (i = 0; i < r_len; ++i) {\n";
+ pr " jstr = (*env)->NewStringUTF (env, r[i]);\n";
+ pr " (*env)->SetObjectArrayElement (env, jr, i, jstr);\n";
+ pr " free (r[i]);\n";
+ pr " }\n";
+ pr " free (r);\n";
+ pr " return jr;\n"
+ | RStruct (_, typ) ->
+ let jtyp = java_name_of_struct typ in
+ let cols = cols_of_struct typ in
+ generate_java_struct_return typ jtyp cols
+ | RStructList (_, typ) ->
+ let jtyp = java_name_of_struct typ in
+ let cols = cols_of_struct typ in
+ generate_java_struct_list_return typ jtyp cols
| RHashtable _ ->
- (* XXX *)
- pr " throw_exception (env, \"%s: internal error: please let us know how to make a Java HashMap from JNI bindings!\");\n" name;
- pr " return NULL;\n"
+ (* XXX *)
+ pr " throw_exception (env, \"%s: internal error: please let us know how to make a Java HashMap from JNI bindings!\");\n" name;
+ pr " return NULL;\n"
+ | RBufferOut _ ->
+ pr " jr = (*env)->NewStringUTF (env, r); /* XXX size */\n";
+ pr " free (r);\n";
+ pr " return jr;\n"
);
pr "}\n";
pr "\n"
) all_functions
-and generate_java_lvm_return typ jtyp cols =
+and generate_java_struct_return typ jtyp cols =
+ pr " cl = (*env)->FindClass (env, \"com/redhat/et/libguestfs/%s\");\n" jtyp;
+ pr " jr = (*env)->AllocObject (env, cl);\n";
+ List.iter (
+ function
+ | name, FString ->
+ pr " fl = (*env)->GetFieldID (env, cl, \"%s\", \"Ljava/lang/String;\");\n" name;
+ pr " (*env)->SetObjectField (env, jr, fl, (*env)->NewStringUTF (env, r->%s));\n" name;
+ | name, FUUID ->
+ pr " {\n";
+ pr " char s[33];\n";
+ pr " memcpy (s, r->%s, 32);\n" name;
+ pr " s[32] = 0;\n";
+ pr " fl = (*env)->GetFieldID (env, cl, \"%s\", \"Ljava/lang/String;\");\n" name;
+ pr " (*env)->SetObjectField (env, jr, fl, (*env)->NewStringUTF (env, s));\n";
+ pr " }\n";
+ | name, FBuffer ->
+ pr " {\n";
+ pr " int len = r->%s_len;\n" name;
+ pr " char s[len+1];\n";
+ pr " memcpy (s, r->%s, len);\n" name;
+ pr " s[len] = 0;\n";
+ pr " fl = (*env)->GetFieldID (env, cl, \"%s\", \"Ljava/lang/String;\");\n" name;
+ pr " (*env)->SetObjectField (env, jr, fl, (*env)->NewStringUTF (env, s));\n";
+ pr " }\n";
+ | name, (FBytes|FUInt64|FInt64) ->
+ pr " fl = (*env)->GetFieldID (env, cl, \"%s\", \"J\");\n" name;
+ pr " (*env)->SetLongField (env, jr, fl, r->%s);\n" name;
+ | name, (FUInt32|FInt32) ->
+ pr " fl = (*env)->GetFieldID (env, cl, \"%s\", \"I\");\n" name;
+ pr " (*env)->SetLongField (env, jr, fl, r->%s);\n" name;
+ | name, FOptPercent ->
+ pr " fl = (*env)->GetFieldID (env, cl, \"%s\", \"F\");\n" name;
+ pr " (*env)->SetFloatField (env, jr, fl, r->%s);\n" name;
+ | name, FChar ->
+ pr " fl = (*env)->GetFieldID (env, cl, \"%s\", \"C\");\n" name;
+ pr " (*env)->SetLongField (env, jr, fl, r->%s);\n" name;
+ ) cols;
+ pr " free (r);\n";
+ pr " return jr;\n"
+
+and generate_java_struct_list_return typ jtyp cols =
pr " cl = (*env)->FindClass (env, \"com/redhat/et/libguestfs/%s\");\n" jtyp;
pr " jr = (*env)->NewObjectArray (env, r->len, cl, NULL);\n";
pr " for (i = 0; i < r->len; ++i) {\n";
pr " jfl = (*env)->AllocObject (env, cl);\n";
List.iter (
function
- | name, `String ->
- pr " fl = (*env)->GetFieldID (env, cl, \"%s\", \"Ljava/lang/String;\");\n" name;
- pr " (*env)->SetObjectField (env, jfl, fl, (*env)->NewStringUTF (env, r->val[i].%s));\n" name;
- | name, `UUID ->
- pr " {\n";
- pr " char s[33];\n";
- pr " memcpy (s, r->val[i].%s, 32);\n" name;
- pr " s[32] = 0;\n";
- pr " fl = (*env)->GetFieldID (env, cl, \"%s\", \"Ljava/lang/String;\");\n" name;
- pr " (*env)->SetObjectField (env, jfl, fl, (*env)->NewStringUTF (env, s));\n";
- pr " }\n";
- | name, (`Bytes|`Int) ->
- pr " fl = (*env)->GetFieldID (env, cl, \"%s\", \"J\");\n" name;
- pr " (*env)->SetLongField (env, jfl, fl, r->val[i].%s);\n" name;
- | name, `OptPercent ->
- pr " fl = (*env)->GetFieldID (env, cl, \"%s\", \"F\");\n" name;
- pr " (*env)->SetFloatField (env, jfl, fl, r->val[i].%s);\n" name;
+ | name, FString ->
+ pr " fl = (*env)->GetFieldID (env, cl, \"%s\", \"Ljava/lang/String;\");\n" name;
+ pr " (*env)->SetObjectField (env, jfl, fl, (*env)->NewStringUTF (env, r->val[i].%s));\n" name;
+ | name, FUUID ->
+ pr " {\n";
+ pr " char s[33];\n";
+ pr " memcpy (s, r->val[i].%s, 32);\n" name;
+ pr " s[32] = 0;\n";
+ pr " fl = (*env)->GetFieldID (env, cl, \"%s\", \"Ljava/lang/String;\");\n" name;
+ pr " (*env)->SetObjectField (env, jfl, fl, (*env)->NewStringUTF (env, s));\n";
+ pr " }\n";
+ | name, FBuffer ->
+ pr " {\n";
+ pr " int len = r->val[i].%s_len;\n" name;
+ pr " char s[len+1];\n";
+ pr " memcpy (s, r->val[i].%s, len);\n" name;
+ pr " s[len] = 0;\n";
+ pr " fl = (*env)->GetFieldID (env, cl, \"%s\", \"Ljava/lang/String;\");\n" name;
+ pr " (*env)->SetObjectField (env, jfl, fl, (*env)->NewStringUTF (env, s));\n";
+ pr " }\n";
+ | name, (FBytes|FUInt64|FInt64) ->
+ pr " fl = (*env)->GetFieldID (env, cl, \"%s\", \"J\");\n" name;
+ pr " (*env)->SetLongField (env, jfl, fl, r->val[i].%s);\n" name;
+ | name, (FUInt32|FInt32) ->
+ pr " fl = (*env)->GetFieldID (env, cl, \"%s\", \"I\");\n" name;
+ pr " (*env)->SetLongField (env, jfl, fl, r->val[i].%s);\n" name;
+ | name, FOptPercent ->
+ pr " fl = (*env)->GetFieldID (env, cl, \"%s\", \"F\");\n" name;
+ pr " (*env)->SetFloatField (env, jfl, fl, r->val[i].%s);\n" name;
+ | name, FChar ->
+ pr " fl = (*env)->GetFieldID (env, cl, \"%s\", \"C\");\n" name;
+ pr " (*env)->SetLongField (env, jfl, fl, r->val[i].%s);\n" name;
) cols;
pr " (*env)->SetObjectArrayElement (env, jfl, i, jfl);\n";
pr " }\n";
- pr " guestfs_free_lvm_%s_list (r);\n" typ;
+ pr " guestfs_free_%s_list (r);\n" typ;
pr " return jr;\n"
+and generate_java_makefile_inc () =
+ generate_header HashStyle GPLv2plus;
+
+ pr "java_built_sources = \\\n";
+ List.iter (
+ fun (typ, jtyp) ->
+ pr "\tcom/redhat/et/libguestfs/%s.java \\\n" jtyp;
+ ) java_structs;
+ pr "\tcom/redhat/et/libguestfs/GuestFS.java\n"
+
and generate_haskell_hs () =
- generate_header HaskellStyle LGPLv2;
+ generate_header HaskellStyle LGPLv2plus;
(* XXX We only know how to generate partial FFI for Haskell
* at the moment. Please help out!
| RInt64 _, _ -> true
| RBool _, _
| RConstString _, _
+ | RConstOptString _, _
| RString _, _
| RStringList _, _
- | RIntBool _, _
- | RPVList _, _
- | RVGList _, _
- | RLVList _, _
- | RStat _, _
- | RStatVFS _, _
- | RHashtable _, _ -> false in
+ | RStruct _, _
+ | RStructList _, _
+ | RHashtable _, _
+ | RBufferOut _, _ -> false in
pr "\
{-# INCLUDE <guestfs.h> #-}
pr "
) where
+
+-- Unfortunately some symbols duplicate ones already present
+-- in Prelude. We don't know which, so we hard-code a list
+-- here.
+import Prelude hiding (truncate)
+
import Foreign
import Foreign.C
import Foreign.C.Types
List.iter (
fun (name, style, _, _, _, _, _) ->
if can_generate style then (
- pr "foreign import ccall unsafe \"guestfs_%s\" c_%s\n" name name;
- pr " :: ";
- generate_haskell_prototype ~handle:"GuestfsP" style;
- pr "\n";
- pr "\n";
- pr "%s :: " name;
- generate_haskell_prototype ~handle:"GuestfsH" ~hs:true style;
- pr "\n";
- pr "%s %s = do\n" name
- (String.concat " " ("h" :: List.map name_of_argt (snd style)));
- pr " r <- ";
- (* Convert pointer arguments using with* functions. *)
- List.iter (
- function
- | FileIn n
- | FileOut n
- | String n -> pr "withCString %s $ \\%s -> " n n
- | OptString n -> pr "maybeWith withCString %s $ \\%s -> " n n
- | StringList n -> pr "withMany withCString %s $ \\%s -> withArray0 nullPtr %s $ \\%s -> " n n n n
- | Bool _ | Int _ -> ()
- ) (snd style);
- (* Convert integer arguments. *)
- let args =
- List.map (
- function
- | Bool n -> sprintf "(fromBool %s)" n
- | Int n -> sprintf "(fromIntegral %s)" n
- | FileIn n | FileOut n | String n | OptString n | StringList n -> n
- ) (snd style) in
- pr "withForeignPtr h (\\p -> c_%s %s)\n" name
- (String.concat " " ("p" :: args));
- (match fst style with
- | RErr | RInt _ | RInt64 _ | RBool _ ->
- pr " if (r == -1)\n";
- pr " then do\n";
- pr " err <- last_error h\n";
- pr " fail err\n";
- | RConstString _ | RString _ | RStringList _ | RIntBool _
- | RPVList _ | RVGList _ | RLVList _ | RStat _ | RStatVFS _
- | RHashtable _ ->
- pr " if (r == nullPtr)\n";
- pr " then do\n";
- pr " err <- last_error h\n";
- pr " fail err\n";
- );
- (match fst style with
- | RErr ->
- pr " else return ()\n"
- | RInt _ ->
- pr " else return (fromIntegral r)\n"
- | RInt64 _ ->
- pr " else return (fromIntegral r)\n"
- | RBool _ ->
- pr " else return (toBool r)\n"
- | RConstString _
- | RString _
- | RStringList _
- | RIntBool _
- | RPVList _
- | RVGList _
- | RLVList _
- | RStat _
- | RStatVFS _
- | RHashtable _ ->
- pr " else return ()\n" (* XXXXXXXXXXXXXXXXXXXX *)
- );
- pr "\n";
+ pr "foreign import ccall unsafe \"guestfs_%s\" c_%s\n" name name;
+ pr " :: ";
+ generate_haskell_prototype ~handle:"GuestfsP" style;
+ pr "\n";
+ pr "\n";
+ pr "%s :: " name;
+ generate_haskell_prototype ~handle:"GuestfsH" ~hs:true style;
+ pr "\n";
+ pr "%s %s = do\n" name
+ (String.concat " " ("h" :: List.map name_of_argt (snd style)));
+ pr " r <- ";
+ (* Convert pointer arguments using with* functions. *)
+ List.iter (
+ function
+ | FileIn n
+ | FileOut n
+ | Pathname n | Device n | Dev_or_Path n | String n -> pr "withCString %s $ \\%s -> " n n
+ | OptString n -> pr "maybeWith withCString %s $ \\%s -> " n n
+ | StringList n | DeviceList n -> pr "withMany withCString %s $ \\%s -> withArray0 nullPtr %s $ \\%s -> " n n n n
+ | Bool _ | Int _ | Int64 _ -> ()
+ ) (snd style);
+ (* Convert integer arguments. *)
+ let args =
+ List.map (
+ function
+ | Bool n -> sprintf "(fromBool %s)" n
+ | Int n -> sprintf "(fromIntegral %s)" n
+ | Int64 n -> sprintf "(fromIntegral %s)" n
+ | FileIn n | FileOut n
+ | Pathname n | Device n | Dev_or_Path n | String n | OptString n | StringList n | DeviceList n -> n
+ ) (snd style) in
+ pr "withForeignPtr h (\\p -> c_%s %s)\n" name
+ (String.concat " " ("p" :: args));
+ (match fst style with
+ | RErr | RInt _ | RInt64 _ | RBool _ ->
+ pr " if (r == -1)\n";
+ pr " then do\n";
+ pr " err <- last_error h\n";
+ pr " fail err\n";
+ | RConstString _ | RConstOptString _ | RString _
+ | RStringList _ | RStruct _
+ | RStructList _ | RHashtable _ | RBufferOut _ ->
+ pr " if (r == nullPtr)\n";
+ pr " then do\n";
+ pr " err <- last_error h\n";
+ pr " fail err\n";
+ );
+ (match fst style with
+ | RErr ->
+ pr " else return ()\n"
+ | RInt _ ->
+ pr " else return (fromIntegral r)\n"
+ | RInt64 _ ->
+ pr " else return (fromIntegral r)\n"
+ | RBool _ ->
+ pr " else return (toBool r)\n"
+ | RConstString _
+ | RConstOptString _
+ | RString _
+ | RStringList _
+ | RStruct _
+ | RStructList _
+ | RHashtable _
+ | RBufferOut _ ->
+ pr " else return ()\n" (* XXXXXXXXXXXXXXXXXXXX *)
+ );
+ pr "\n";
)
) all_functions
List.iter (
fun arg ->
(match arg with
- | String _ -> pr "%s" string
+ | Pathname _ | Device _ | Dev_or_Path _ | String _ -> pr "%s" string
| OptString _ -> if hs then pr "Maybe String" else pr "CString"
- | StringList _ -> if hs then pr "[String]" else pr "Ptr CString"
+ | StringList _ | DeviceList _ -> if hs then pr "[String]" else pr "Ptr CString"
| Bool _ -> pr "%s" bool
| Int _ -> pr "%s" int
+ | Int64 _ -> pr "%s" int
| FileIn _ -> pr "%s" string
| FileOut _ -> pr "%s" string
);
| RInt64 _ -> pr "%s" int64
| RBool _ -> pr "%s" bool
| RConstString _ -> pr "%s" string
+ | RConstOptString _ -> pr "Maybe %s" string
| RString _ -> pr "%s" string
| RStringList _ -> pr "[%s]" string
- | RIntBool _ -> pr "IntBool"
- | RPVList _ -> pr "[PV]"
- | RVGList _ -> pr "[VG]"
- | RLVList _ -> pr "[LV]"
- | RStat _ -> pr "Stat"
- | RStatVFS _ -> pr "StatVFS"
+ | RStruct (_, typ) ->
+ let name = java_name_of_struct typ in
+ pr "%s" name
+ | RStructList (_, typ) ->
+ let name = java_name_of_struct typ in
+ pr "[%s]" name
| RHashtable _ -> pr "Hashtable"
+ | RBufferOut _ -> pr "%s" string
);
pr ")"
+and generate_csharp () =
+ generate_header CPlusPlusStyle LGPLv2plus;
+
+ (* XXX Make this configurable by the C# assembly users. *)
+ let library = "libguestfs.so.0" in
+
+ pr "\
+// These C# bindings are highly experimental at present.
+//
+// Firstly they only work on Linux (ie. Mono). In order to get them
+// to work on Windows (ie. .Net) you would need to port the library
+// itself to Windows first.
+//
+// The second issue is that some calls are known to be incorrect and
+// can cause Mono to segfault. Particularly: calls which pass or
+// return string[], or return any structure value. This is because
+// we haven't worked out the correct way to do this from C#.
+//
+// The third issue is that when compiling you get a lot of warnings.
+// We are not sure whether the warnings are important or not.
+//
+// Fourthly we do not routinely build or test these bindings as part
+// of the make && make check cycle, which means that regressions might
+// go unnoticed.
+//
+// Suggestions and patches are welcome.
+
+// To compile:
+//
+// gmcs Libguestfs.cs
+// mono Libguestfs.exe
+//
+// (You'll probably want to add a Test class / static main function
+// otherwise this won't do anything useful).
+
+using System;
+using System.IO;
+using System.Runtime.InteropServices;
+using System.Runtime.Serialization;
+using System.Collections;
+
+namespace Guestfs
+{
+ class Error : System.ApplicationException
+ {
+ public Error (string message) : base (message) {}
+ protected Error (SerializationInfo info, StreamingContext context) {}
+ }
+
+ class Guestfs
+ {
+ IntPtr _handle;
+
+ [DllImport (\"%s\")]
+ static extern IntPtr guestfs_create ();
+
+ public Guestfs ()
+ {
+ _handle = guestfs_create ();
+ if (_handle == IntPtr.Zero)
+ throw new Error (\"could not create guestfs handle\");
+ }
+
+ [DllImport (\"%s\")]
+ static extern void guestfs_close (IntPtr h);
+
+ ~Guestfs ()
+ {
+ guestfs_close (_handle);
+ }
+
+ [DllImport (\"%s\")]
+ static extern string guestfs_last_error (IntPtr h);
+
+" library library library;
+
+ (* Generate C# structure bindings. We prefix struct names with
+ * underscore because C# cannot have conflicting struct names and
+ * method names (eg. "class stat" and "stat").
+ *)
+ List.iter (
+ fun (typ, cols) ->
+ pr " [StructLayout (LayoutKind.Sequential)]\n";
+ pr " public class _%s {\n" typ;
+ List.iter (
+ function
+ | name, FChar -> pr " char %s;\n" name
+ | name, FString -> pr " string %s;\n" name
+ | name, FBuffer ->
+ pr " uint %s_len;\n" name;
+ pr " string %s;\n" name
+ | name, FUUID ->
+ pr " [MarshalAs (UnmanagedType.ByValTStr, SizeConst=16)]\n";
+ pr " string %s;\n" name
+ | name, FUInt32 -> pr " uint %s;\n" name
+ | name, FInt32 -> pr " int %s;\n" name
+ | name, (FUInt64|FBytes) -> pr " ulong %s;\n" name
+ | name, FInt64 -> pr " long %s;\n" name
+ | name, FOptPercent -> pr " float %s; /* [0..100] or -1 */\n" name
+ ) cols;
+ pr " }\n";
+ pr "\n"
+ ) structs;
+
+ (* Generate C# function bindings. *)
+ List.iter (
+ fun (name, style, _, _, _, shortdesc, _) ->
+ let rec csharp_return_type () =
+ match fst style with
+ | RErr -> "void"
+ | RBool n -> "bool"
+ | RInt n -> "int"
+ | RInt64 n -> "long"
+ | RConstString n
+ | RConstOptString n
+ | RString n
+ | RBufferOut n -> "string"
+ | RStruct (_,n) -> "_" ^ n
+ | RHashtable n -> "Hashtable"
+ | RStringList n -> "string[]"
+ | RStructList (_,n) -> sprintf "_%s[]" n
+
+ and c_return_type () =
+ match fst style with
+ | RErr
+ | RBool _
+ | RInt _ -> "int"
+ | RInt64 _ -> "long"
+ | RConstString _
+ | RConstOptString _
+ | RString _
+ | RBufferOut _ -> "string"
+ | RStruct (_,n) -> "_" ^ n
+ | RHashtable _
+ | RStringList _ -> "string[]"
+ | RStructList (_,n) -> sprintf "_%s[]" n
+
+ and c_error_comparison () =
+ match fst style with
+ | RErr
+ | RBool _
+ | RInt _
+ | RInt64 _ -> "== -1"
+ | RConstString _
+ | RConstOptString _
+ | RString _
+ | RBufferOut _
+ | RStruct (_,_)
+ | RHashtable _
+ | RStringList _
+ | RStructList (_,_) -> "== null"
+
+ and generate_extern_prototype () =
+ pr " static extern %s guestfs_%s (IntPtr h"
+ (c_return_type ()) name;
+ List.iter (
+ function
+ | Pathname n | Device n | Dev_or_Path n | String n | OptString n
+ | FileIn n | FileOut n ->
+ pr ", [In] string %s" n
+ | StringList n | DeviceList n ->
+ pr ", [In] string[] %s" n
+ | Bool n ->
+ pr ", bool %s" n
+ | Int n ->
+ pr ", int %s" n
+ | Int64 n ->
+ pr ", long %s" n
+ ) (snd style);
+ pr ");\n"
+
+ and generate_public_prototype () =
+ pr " public %s %s (" (csharp_return_type ()) name;
+ let comma = ref false in
+ let next () =
+ if !comma then pr ", ";
+ comma := true
+ in
+ List.iter (
+ function
+ | Pathname n | Device n | Dev_or_Path n | String n | OptString n
+ | FileIn n | FileOut n ->
+ next (); pr "string %s" n
+ | StringList n | DeviceList n ->
+ next (); pr "string[] %s" n
+ | Bool n ->
+ next (); pr "bool %s" n
+ | Int n ->
+ next (); pr "int %s" n
+ | Int64 n ->
+ next (); pr "long %s" n
+ ) (snd style);
+ pr ")\n"
+
+ and generate_call () =
+ pr "guestfs_%s (_handle" name;
+ List.iter (fun arg -> pr ", %s" (name_of_argt arg)) (snd style);
+ pr ");\n";
+ in
+
+ pr " [DllImport (\"%s\")]\n" library;
+ generate_extern_prototype ();
+ pr "\n";
+ pr " /// <summary>\n";
+ pr " /// %s\n" shortdesc;
+ pr " /// </summary>\n";
+ generate_public_prototype ();
+ pr " {\n";
+ pr " %s r;\n" (c_return_type ());
+ pr " r = ";
+ generate_call ();
+ pr " if (r %s)\n" (c_error_comparison ());
+ pr " throw new Error (guestfs_last_error (_handle));\n";
+ (match fst style with
+ | RErr -> ()
+ | RBool _ ->
+ pr " return r != 0 ? true : false;\n"
+ | RHashtable _ ->
+ pr " Hashtable rr = new Hashtable ();\n";
+ pr " for (int i = 0; i < r.Length; i += 2)\n";
+ pr " rr.Add (r[i], r[i+1]);\n";
+ pr " return rr;\n"
+ | RInt _ | RInt64 _ | RConstString _ | RConstOptString _
+ | RString _ | RBufferOut _ | RStruct _ | RStringList _
+ | RStructList _ ->
+ pr " return r;\n"
+ );
+ pr " }\n";
+ pr "\n";
+ ) all_functions_sorted;
+
+ pr " }
+}
+"
+
and generate_bindtests () =
- generate_header CStyle LGPLv2;
+ generate_header CStyle LGPLv2plus;
pr "\
#include <stdio.h>
#include <string.h>
#include \"guestfs.h\"
+#include \"guestfs-internal.h\"
+#include \"guestfs-internal-actions.h\"
#include \"guestfs_protocol.h\"
#define error guestfs_error
+#define safe_calloc guestfs_safe_calloc
+#define safe_malloc guestfs_safe_malloc
static void
-print_strings (char * const* const argv)
+print_strings (char *const *argv)
{
int argc;
let () =
let (name, style, _, _, _, _, _) = test0 in
generate_prototype ~extern:false ~semicolon:false ~newline:true
- ~handle:"g" ~prefix:"guestfs_" name style;
+ ~handle:"g" ~prefix:"guestfs__" name style;
pr "{\n";
List.iter (
function
+ | Pathname n
+ | Device n | Dev_or_Path n
| String n
| FileIn n
| FileOut n -> pr " printf (\"%%s\\n\", %s);\n" n
| OptString n -> pr " printf (\"%%s\\n\", %s ? %s : \"null\");\n" n n
- | StringList n -> pr " print_strings (%s);\n" n
+ | StringList n | DeviceList n -> pr " print_strings (%s);\n" n
| Bool n -> pr " printf (\"%%s\\n\", %s ? \"true\" : \"false\");\n" n
| Int n -> pr " printf (\"%%d\\n\", %s);\n" n
+ | Int64 n -> pr " printf (\"%%\" PRIi64 \"\\n\", %s);\n" n
) (snd style);
pr " /* Java changes stdout line buffering so we need this: */\n";
pr " fflush (stdout);\n";
List.iter (
fun (name, style, _, _, _, _, _) ->
if String.sub name (String.length name - 3) 3 <> "err" then (
- pr "/* Test normal return. */\n";
- generate_prototype ~extern:false ~semicolon:false ~newline:true
- ~handle:"g" ~prefix:"guestfs_" name style;
- pr "{\n";
- (match fst style with
- | RErr ->
- pr " return 0;\n"
- | RInt _ ->
- pr " int r;\n";
- pr " sscanf (val, \"%%d\", &r);\n";
- pr " return r;\n"
- | RInt64 _ ->
- pr " int64_t r;\n";
- pr " sscanf (val, \"%%\" SCNi64, &r);\n";
- pr " return r;\n"
- | RBool _ ->
- pr " return strcmp (val, \"true\") == 0;\n"
- | RConstString _ ->
- (* Can't return the input string here. Return a static
- * string so we ensure we get a segfault if the caller
- * tries to free it.
- *)
- pr " return \"static string\";\n"
- | RString _ ->
- pr " return strdup (val);\n"
- | RStringList _ ->
- pr " char **strs;\n";
- pr " int n, i;\n";
- pr " sscanf (val, \"%%d\", &n);\n";
- pr " strs = malloc ((n+1) * sizeof (char *));\n";
- pr " for (i = 0; i < n; ++i) {\n";
- pr " strs[i] = malloc (16);\n";
- pr " snprintf (strs[i], 16, \"%%d\", i);\n";
- pr " }\n";
- pr " strs[n] = NULL;\n";
- pr " return strs;\n"
- | RIntBool _ ->
- pr " struct guestfs_int_bool *r;\n";
- pr " r = malloc (sizeof (struct guestfs_int_bool));\n";
- pr " sscanf (val, \"%%\" SCNi32, &r->i);\n";
- pr " r->b = 0;\n";
- pr " return r;\n"
- | RPVList _ ->
- pr " struct guestfs_lvm_pv_list *r;\n";
- pr " int i;\n";
- pr " r = malloc (sizeof (struct guestfs_lvm_pv_list));\n";
- pr " sscanf (val, \"%%d\", &r->len);\n";
- pr " r->val = calloc (r->len, sizeof (struct guestfs_lvm_pv));\n";
- pr " for (i = 0; i < r->len; ++i) {\n";
- pr " r->val[i].pv_name = malloc (16);\n";
- pr " snprintf (r->val[i].pv_name, 16, \"%%d\", i);\n";
- pr " }\n";
- pr " return r;\n"
- | RVGList _ ->
- pr " struct guestfs_lvm_vg_list *r;\n";
- pr " int i;\n";
- pr " r = malloc (sizeof (struct guestfs_lvm_vg_list));\n";
- pr " sscanf (val, \"%%d\", &r->len);\n";
- pr " r->val = calloc (r->len, sizeof (struct guestfs_lvm_vg));\n";
- pr " for (i = 0; i < r->len; ++i) {\n";
- pr " r->val[i].vg_name = malloc (16);\n";
- pr " snprintf (r->val[i].vg_name, 16, \"%%d\", i);\n";
- pr " }\n";
- pr " return r;\n"
- | RLVList _ ->
- pr " struct guestfs_lvm_lv_list *r;\n";
- pr " int i;\n";
- pr " r = malloc (sizeof (struct guestfs_lvm_lv_list));\n";
- pr " sscanf (val, \"%%d\", &r->len);\n";
- pr " r->val = calloc (r->len, sizeof (struct guestfs_lvm_lv));\n";
- pr " for (i = 0; i < r->len; ++i) {\n";
- pr " r->val[i].lv_name = malloc (16);\n";
- pr " snprintf (r->val[i].lv_name, 16, \"%%d\", i);\n";
- pr " }\n";
- pr " return r;\n"
- | RStat _ ->
- pr " struct guestfs_stat *r;\n";
- pr " r = calloc (1, sizeof (*r));\n";
- pr " sscanf (val, \"%%\" SCNi64, &r->dev);\n";
- pr " return r;\n"
- | RStatVFS _ ->
- pr " struct guestfs_statvfs *r;\n";
- pr " r = calloc (1, sizeof (*r));\n";
- pr " sscanf (val, \"%%\" SCNi64, &r->bsize);\n";
- pr " return r;\n"
- | RHashtable _ ->
- pr " char **strs;\n";
- pr " int n, i;\n";
- pr " sscanf (val, \"%%d\", &n);\n";
- pr " strs = malloc ((n*2+1) * sizeof (char *));\n";
- pr " for (i = 0; i < n; ++i) {\n";
- pr " strs[i*2] = malloc (16);\n";
- pr " strs[i*2+1] = malloc (16);\n";
- pr " snprintf (strs[i*2], 16, \"%%d\", i);\n";
- pr " snprintf (strs[i*2+1], 16, \"%%d\", i);\n";
- pr " }\n";
- pr " strs[n*2] = NULL;\n";
- pr " return strs;\n"
- );
- pr "}\n";
- pr "\n"
+ pr "/* Test normal return. */\n";
+ generate_prototype ~extern:false ~semicolon:false ~newline:true
+ ~handle:"g" ~prefix:"guestfs__" name style;
+ pr "{\n";
+ (match fst style with
+ | RErr ->
+ pr " return 0;\n"
+ | RInt _ ->
+ pr " int r;\n";
+ pr " sscanf (val, \"%%d\", &r);\n";
+ pr " return r;\n"
+ | RInt64 _ ->
+ pr " int64_t r;\n";
+ pr " sscanf (val, \"%%\" SCNi64, &r);\n";
+ pr " return r;\n"
+ | RBool _ ->
+ pr " return STREQ (val, \"true\");\n"
+ | RConstString _
+ | RConstOptString _ ->
+ (* Can't return the input string here. Return a static
+ * string so we ensure we get a segfault if the caller
+ * tries to free it.
+ *)
+ pr " return \"static string\";\n"
+ | RString _ ->
+ pr " return strdup (val);\n"
+ | RStringList _ ->
+ pr " char **strs;\n";
+ pr " int n, i;\n";
+ pr " sscanf (val, \"%%d\", &n);\n";
+ pr " strs = safe_malloc (g, (n+1) * sizeof (char *));\n";
+ pr " for (i = 0; i < n; ++i) {\n";
+ pr " strs[i] = safe_malloc (g, 16);\n";
+ pr " snprintf (strs[i], 16, \"%%d\", i);\n";
+ pr " }\n";
+ pr " strs[n] = NULL;\n";
+ pr " return strs;\n"
+ | RStruct (_, typ) ->
+ pr " struct guestfs_%s *r;\n" typ;
+ pr " r = safe_calloc (g, sizeof *r, 1);\n";
+ pr " return r;\n"
+ | RStructList (_, typ) ->
+ pr " struct guestfs_%s_list *r;\n" typ;
+ pr " r = safe_calloc (g, sizeof *r, 1);\n";
+ pr " sscanf (val, \"%%d\", &r->len);\n";
+ pr " r->val = safe_calloc (g, r->len, sizeof *r->val);\n";
+ pr " return r;\n"
+ | RHashtable _ ->
+ pr " char **strs;\n";
+ pr " int n, i;\n";
+ pr " sscanf (val, \"%%d\", &n);\n";
+ pr " strs = safe_malloc (g, (n*2+1) * sizeof (*strs));\n";
+ pr " for (i = 0; i < n; ++i) {\n";
+ pr " strs[i*2] = safe_malloc (g, 16);\n";
+ pr " strs[i*2+1] = safe_malloc (g, 16);\n";
+ pr " snprintf (strs[i*2], 16, \"%%d\", i);\n";
+ pr " snprintf (strs[i*2+1], 16, \"%%d\", i);\n";
+ pr " }\n";
+ pr " strs[n*2] = NULL;\n";
+ pr " return strs;\n"
+ | RBufferOut _ ->
+ pr " return strdup (val);\n"
+ );
+ pr "}\n";
+ pr "\n"
) else (
- pr "/* Test error return. */\n";
- generate_prototype ~extern:false ~semicolon:false ~newline:true
- ~handle:"g" ~prefix:"guestfs_" name style;
- pr "{\n";
- pr " error (g, \"error\");\n";
- (match fst style with
- | RErr | RInt _ | RInt64 _ | RBool _ ->
- pr " return -1;\n"
- | RConstString _
- | RString _ | RStringList _ | RIntBool _
- | RPVList _ | RVGList _ | RLVList _ | RStat _ | RStatVFS _
- | RHashtable _ ->
- pr " return NULL;\n"
- );
- pr "}\n";
- pr "\n"
+ pr "/* Test error return. */\n";
+ generate_prototype ~extern:false ~semicolon:false ~newline:true
+ ~handle:"g" ~prefix:"guestfs__" name style;
+ pr "{\n";
+ pr " error (g, \"error\");\n";
+ (match fst style with
+ | RErr | RInt _ | RInt64 _ | RBool _ ->
+ pr " return -1;\n"
+ | RConstString _ | RConstOptString _
+ | RString _ | RStringList _ | RStruct _
+ | RStructList _
+ | RHashtable _
+ | RBufferOut _ ->
+ pr " return NULL;\n"
+ );
+ pr "}\n";
+ pr "\n"
)
) tests
and generate_ocaml_bindtests () =
- generate_header OCamlStyle GPLv2;
+ generate_header OCamlStyle GPLv2plus;
pr "\
let () =
let mkargs args =
String.concat " " (
List.map (
- function
- | CallString s -> "\"" ^ s ^ "\""
- | CallOptString None -> "None"
- | CallOptString (Some s) -> sprintf "(Some \"%s\")" s
- | CallStringList xs ->
- "[|" ^ String.concat ";" (List.map (sprintf "\"%s\"") xs) ^ "|]"
- | CallInt i when i >= 0 -> string_of_int i
- | CallInt i (* when i < 0 *) -> "(" ^ string_of_int i ^ ")"
- | CallBool b -> string_of_bool b
+ function
+ | CallString s -> "\"" ^ s ^ "\""
+ | CallOptString None -> "None"
+ | CallOptString (Some s) -> sprintf "(Some \"%s\")" s
+ | CallStringList xs ->
+ "[|" ^ String.concat ";" (List.map (sprintf "\"%s\"") xs) ^ "|]"
+ | CallInt i when i >= 0 -> string_of_int i
+ | CallInt i (* when i < 0 *) -> "(" ^ string_of_int i ^ ")"
+ | CallInt64 i when i >= 0L -> Int64.to_string i ^ "L"
+ | CallInt64 i (* when i < 0L *) -> "(" ^ Int64.to_string i ^ "L)"
+ | CallBool b -> string_of_bool b
) args
)
in
and generate_perl_bindtests () =
pr "#!/usr/bin/perl -w\n";
- generate_header HashStyle GPLv2;
+ generate_header HashStyle GPLv2plus;
pr "\
use strict;
let mkargs args =
String.concat ", " (
List.map (
- function
- | CallString s -> "\"" ^ s ^ "\""
- | CallOptString None -> "undef"
- | CallOptString (Some s) -> sprintf "\"%s\"" s
- | CallStringList xs ->
- "[" ^ String.concat "," (List.map (sprintf "\"%s\"") xs) ^ "]"
- | CallInt i -> string_of_int i
- | CallBool b -> if b then "1" else "0"
+ function
+ | CallString s -> "\"" ^ s ^ "\""
+ | CallOptString None -> "undef"
+ | CallOptString (Some s) -> sprintf "\"%s\"" s
+ | CallStringList xs ->
+ "[" ^ String.concat "," (List.map (sprintf "\"%s\"") xs) ^ "]"
+ | CallInt i -> string_of_int i
+ | CallInt64 i -> Int64.to_string i
+ | CallBool b -> if b then "1" else "0"
) args
)
in
pr "print \"EOF\\n\"\n"
and generate_python_bindtests () =
- generate_header HashStyle GPLv2;
+ generate_header HashStyle GPLv2plus;
pr "\
import guestfs
let mkargs args =
String.concat ", " (
List.map (
- function
- | CallString s -> "\"" ^ s ^ "\""
- | CallOptString None -> "None"
- | CallOptString (Some s) -> sprintf "\"%s\"" s
- | CallStringList xs ->
- "[" ^ String.concat "," (List.map (sprintf "\"%s\"") xs) ^ "]"
- | CallInt i -> string_of_int i
- | CallBool b -> if b then "1" else "0"
+ function
+ | CallString s -> "\"" ^ s ^ "\""
+ | CallOptString None -> "None"
+ | CallOptString (Some s) -> sprintf "\"%s\"" s
+ | CallStringList xs ->
+ "[" ^ String.concat "," (List.map (sprintf "\"%s\"") xs) ^ "]"
+ | CallInt i -> string_of_int i
+ | CallInt64 i -> Int64.to_string i
+ | CallBool b -> if b then "1" else "0"
) args
)
in
pr "print \"EOF\"\n"
and generate_ruby_bindtests () =
- generate_header HashStyle GPLv2;
+ generate_header HashStyle GPLv2plus;
pr "\
require 'guestfs'
let mkargs args =
String.concat ", " (
List.map (
- function
- | CallString s -> "\"" ^ s ^ "\""
- | CallOptString None -> "nil"
- | CallOptString (Some s) -> sprintf "\"%s\"" s
- | CallStringList xs ->
- "[" ^ String.concat "," (List.map (sprintf "\"%s\"") xs) ^ "]"
- | CallInt i -> string_of_int i
- | CallBool b -> string_of_bool b
+ function
+ | CallString s -> "\"" ^ s ^ "\""
+ | CallOptString None -> "nil"
+ | CallOptString (Some s) -> sprintf "\"%s\"" s
+ | CallStringList xs ->
+ "[" ^ String.concat "," (List.map (sprintf "\"%s\"") xs) ^ "]"
+ | CallInt i -> string_of_int i
+ | CallInt64 i -> Int64.to_string i
+ | CallBool b -> string_of_bool b
) args
)
in
pr "print \"EOF\\n\"\n"
and generate_java_bindtests () =
- generate_header CStyle GPLv2;
+ generate_header CStyle GPLv2plus;
pr "\
import com.redhat.et.libguestfs.*;
let mkargs args =
String.concat ", " (
List.map (
- function
- | CallString s -> "\"" ^ s ^ "\""
- | CallOptString None -> "null"
- | CallOptString (Some s) -> sprintf "\"%s\"" s
- | CallStringList xs ->
- "new String[]{" ^
- String.concat "," (List.map (sprintf "\"%s\"") xs) ^ "}"
- | CallInt i -> string_of_int i
- | CallBool b -> string_of_bool b
+ function
+ | CallString s -> "\"" ^ s ^ "\""
+ | CallOptString None -> "null"
+ | CallOptString (Some s) -> sprintf "\"%s\"" s
+ | CallStringList xs ->
+ "new String[]{" ^
+ String.concat "," (List.map (sprintf "\"%s\"") xs) ^ "}"
+ | CallInt i -> string_of_int i
+ | CallInt64 i -> Int64.to_string i
+ | CallBool b -> string_of_bool b
) args
)
in
"
and generate_haskell_bindtests () =
- generate_header HaskellStyle GPLv2;
+ generate_header HaskellStyle GPLv2plus;
pr "\
module Bindtests where
let mkargs args =
String.concat " " (
List.map (
- function
- | CallString s -> "\"" ^ s ^ "\""
- | CallOptString None -> "Nothing"
- | CallOptString (Some s) -> sprintf "(Just \"%s\")" s
- | CallStringList xs ->
- "[" ^ String.concat "," (List.map (sprintf "\"%s\"") xs) ^ "]"
- | CallInt i when i < 0 -> "(" ^ string_of_int i ^ ")"
- | CallInt i -> string_of_int i
- | CallBool true -> "True"
- | CallBool false -> "False"
+ function
+ | CallString s -> "\"" ^ s ^ "\""
+ | CallOptString None -> "Nothing"
+ | CallOptString (Some s) -> sprintf "(Just \"%s\")" s
+ | CallStringList xs ->
+ "[" ^ String.concat "," (List.map (sprintf "\"%s\"") xs) ^ "]"
+ | CallInt i when i < 0 -> "(" ^ string_of_int i ^ ")"
+ | CallInt i -> string_of_int i
+ | CallInt64 i when i < 0L -> "(" ^ Int64.to_string i ^ ")"
+ | CallInt64 i -> Int64.to_string i
+ | CallBool true -> "True"
+ | CallBool false -> "False"
) args
)
in
*)
and generate_lang_bindtests call =
call "test0" [CallString "abc"; CallOptString (Some "def");
- CallStringList []; CallBool false;
- CallInt 0; CallString "123"; CallString "456"];
+ CallStringList []; CallBool false;
+ CallInt 0; CallInt64 0L; CallString "123"; CallString "456"];
call "test0" [CallString "abc"; CallOptString None;
- CallStringList []; CallBool false;
- CallInt 0; CallString "123"; CallString "456"];
+ CallStringList []; CallBool false;
+ CallInt 0; CallInt64 0L; CallString "123"; CallString "456"];
call "test0" [CallString ""; CallOptString (Some "def");
- CallStringList []; CallBool false;
- CallInt 0; CallString "123"; CallString "456"];
+ CallStringList []; CallBool false;
+ CallInt 0; CallInt64 0L; CallString "123"; CallString "456"];
call "test0" [CallString ""; CallOptString (Some "");
- CallStringList []; CallBool false;
- CallInt 0; CallString "123"; CallString "456"];
+ CallStringList []; CallBool false;
+ CallInt 0; CallInt64 0L; CallString "123"; CallString "456"];
call "test0" [CallString "abc"; CallOptString (Some "def");
- CallStringList ["1"]; CallBool false;
- CallInt 0; CallString "123"; CallString "456"];
+ CallStringList ["1"]; CallBool false;
+ CallInt 0; CallInt64 0L; CallString "123"; CallString "456"];
call "test0" [CallString "abc"; CallOptString (Some "def");
- CallStringList ["1"; "2"]; CallBool false;
- CallInt 0; CallString "123"; CallString "456"];
+ CallStringList ["1"; "2"]; CallBool false;
+ CallInt 0; CallInt64 0L; CallString "123"; CallString "456"];
call "test0" [CallString "abc"; CallOptString (Some "def");
- CallStringList ["1"]; CallBool true;
- CallInt 0; CallString "123"; CallString "456"];
+ CallStringList ["1"]; CallBool true;
+ CallInt 0; CallInt64 0L; CallString "123"; CallString "456"];
call "test0" [CallString "abc"; CallOptString (Some "def");
- CallStringList ["1"]; CallBool false;
- CallInt (-1); CallString "123"; CallString "456"];
+ CallStringList ["1"]; CallBool false;
+ CallInt (-1); CallInt64 (-1L); CallString "123"; CallString "456"];
call "test0" [CallString "abc"; CallOptString (Some "def");
- CallStringList ["1"]; CallBool false;
- CallInt (-2); CallString "123"; CallString "456"];
+ CallStringList ["1"]; CallBool false;
+ CallInt (-2); CallInt64 (-2L); CallString "123"; CallString "456"];
call "test0" [CallString "abc"; CallOptString (Some "def");
- CallStringList ["1"]; CallBool false;
- CallInt 1; CallString "123"; CallString "456"];
+ CallStringList ["1"]; CallBool false;
+ CallInt 1; CallInt64 1L; CallString "123"; CallString "456"];
call "test0" [CallString "abc"; CallOptString (Some "def");
- CallStringList ["1"]; CallBool false;
- CallInt 2; CallString "123"; CallString "456"];
+ CallStringList ["1"]; CallBool false;
+ CallInt 2; CallInt64 2L; CallString "123"; CallString "456"];
call "test0" [CallString "abc"; CallOptString (Some "def");
- CallStringList ["1"]; CallBool false;
- CallInt 4095; CallString "123"; CallString "456"];
+ CallStringList ["1"]; CallBool false;
+ CallInt 4095; CallInt64 4095L; CallString "123"; CallString "456"];
call "test0" [CallString "abc"; CallOptString (Some "def");
- CallStringList ["1"]; CallBool false;
- CallInt 0; CallString ""; CallString ""]
+ CallStringList ["1"]; CallBool false;
+ CallInt 0; CallInt64 0L; CallString ""; CallString ""]
- (* XXX Add here tests of the return and error functions. *)
+(* XXX Add here tests of the return and error functions. *)
-(* This is used to generate the src/MAX_PROC_NR file which
- * contains the maximum procedure number, a surrogate for the
- * ABI version number. See src/Makefile.am for the details.
+(* Code to generator bindings for virt-inspector. Currently only
+ * implemented for OCaml code (for virt-p2v 2.0).
*)
-and generate_max_proc_nr () =
- let proc_nrs = List.map (
- fun (_, _, proc_nr, _, _, _, _) -> proc_nr
- ) daemon_functions in
+let rng_input = "inspector/virt-inspector.rng"
- let max_proc_nr = List.fold_left max 0 proc_nrs in
-
- pr "%d\n" max_proc_nr
+(* Read the input file and parse it into internal structures. This is
+ * by no means a complete RELAX NG parser, but is just enough to be
+ * able to parse the specific input file.
+ *)
+type rng =
+ | Element of string * rng list (* <element name=name/> *)
+ | Attribute of string * rng list (* <attribute name=name/> *)
+ | Interleave of rng list (* <interleave/> *)
+ | ZeroOrMore of rng (* <zeroOrMore/> *)
+ | OneOrMore of rng (* <oneOrMore/> *)
+ | Optional of rng (* <optional/> *)
+ | Choice of string list (* <choice><value/>*</choice> *)
+ | Value of string (* <value>str</value> *)
+ | Text (* <text/> *)
+
+let rec string_of_rng = function
+ | Element (name, xs) ->
+ "Element (\"" ^ name ^ "\", (" ^ string_of_rng_list xs ^ "))"
+ | Attribute (name, xs) ->
+ "Attribute (\"" ^ name ^ "\", (" ^ string_of_rng_list xs ^ "))"
+ | Interleave xs -> "Interleave (" ^ string_of_rng_list xs ^ ")"
+ | ZeroOrMore rng -> "ZeroOrMore (" ^ string_of_rng rng ^ ")"
+ | OneOrMore rng -> "OneOrMore (" ^ string_of_rng rng ^ ")"
+ | Optional rng -> "Optional (" ^ string_of_rng rng ^ ")"
+ | Choice values -> "Choice [" ^ String.concat ", " values ^ "]"
+ | Value value -> "Value \"" ^ value ^ "\""
+ | Text -> "Text"
+
+and string_of_rng_list xs =
+ String.concat ", " (List.map string_of_rng xs)
+
+let rec parse_rng ?defines context = function
+ | [] -> []
+ | Xml.Element ("element", ["name", name], children) :: rest ->
+ Element (name, parse_rng ?defines context children)
+ :: parse_rng ?defines context rest
+ | Xml.Element ("attribute", ["name", name], children) :: rest ->
+ Attribute (name, parse_rng ?defines context children)
+ :: parse_rng ?defines context rest
+ | Xml.Element ("interleave", [], children) :: rest ->
+ Interleave (parse_rng ?defines context children)
+ :: parse_rng ?defines context rest
+ | Xml.Element ("zeroOrMore", [], [child]) :: rest ->
+ let rng = parse_rng ?defines context [child] in
+ (match rng with
+ | [child] -> ZeroOrMore child :: parse_rng ?defines context rest
+ | _ ->
+ failwithf "%s: <zeroOrMore> contains more than one child element"
+ context
+ )
+ | Xml.Element ("oneOrMore", [], [child]) :: rest ->
+ let rng = parse_rng ?defines context [child] in
+ (match rng with
+ | [child] -> OneOrMore child :: parse_rng ?defines context rest
+ | _ ->
+ failwithf "%s: <oneOrMore> contains more than one child element"
+ context
+ )
+ | Xml.Element ("optional", [], [child]) :: rest ->
+ let rng = parse_rng ?defines context [child] in
+ (match rng with
+ | [child] -> Optional child :: parse_rng ?defines context rest
+ | _ ->
+ failwithf "%s: <optional> contains more than one child element"
+ context
+ )
+ | Xml.Element ("choice", [], children) :: rest ->
+ let values = List.map (
+ function Xml.Element ("value", [], [Xml.PCData value]) -> value
+ | _ ->
+ failwithf "%s: can't handle anything except <value> in <choice>"
+ context
+ ) children in
+ Choice values
+ :: parse_rng ?defines context rest
+ | Xml.Element ("value", [], [Xml.PCData value]) :: rest ->
+ Value value :: parse_rng ?defines context rest
+ | Xml.Element ("text", [], []) :: rest ->
+ Text :: parse_rng ?defines context rest
+ | Xml.Element ("ref", ["name", name], []) :: rest ->
+ (* Look up the reference. Because of limitations in this parser,
+ * we can't handle arbitrarily nested <ref> yet. You can only
+ * use <ref> from inside <start>.
+ *)
+ (match defines with
+ | None ->
+ failwithf "%s: contains <ref>, but no refs are defined yet" context
+ | Some map ->
+ let rng = StringMap.find name map in
+ rng @ parse_rng ?defines context rest
+ )
+ | x :: _ ->
+ failwithf "%s: can't handle '%s' in schema" context (Xml.to_string x)
+
+let grammar =
+ let xml = Xml.parse_file rng_input in
+ match xml with
+ | Xml.Element ("grammar", _,
+ Xml.Element ("start", _, gram) :: defines) ->
+ (* The <define/> elements are referenced in the <start> section,
+ * so build a map of those first.
+ *)
+ let defines = List.fold_left (
+ fun map ->
+ function Xml.Element ("define", ["name", name], defn) ->
+ StringMap.add name defn map
+ | _ ->
+ failwithf "%s: expected <define name=name/>" rng_input
+ ) StringMap.empty defines in
+ let defines = StringMap.mapi parse_rng defines in
+
+ (* Parse the <start> clause, passing the defines. *)
+ parse_rng ~defines "<start>" gram
+ | _ ->
+ failwithf "%s: input is not <grammar><start/><define>*</grammar>"
+ rng_input
+
+let name_of_field = function
+ | Element (name, _) | Attribute (name, _)
+ | ZeroOrMore (Element (name, _))
+ | OneOrMore (Element (name, _))
+ | Optional (Element (name, _)) -> name
+ | Optional (Attribute (name, _)) -> name
+ | Text -> (* an unnamed field in an element *)
+ "data"
+ | rng ->
+ failwithf "name_of_field failed at: %s" (string_of_rng rng)
+
+(* At the moment this function only generates OCaml types. However we
+ * should parameterize it later so it can generate types/structs in a
+ * variety of languages.
+ *)
+let generate_types xs =
+ (* A simple type is one that can be printed out directly, eg.
+ * "string option". A complex type is one which has a name and has
+ * to be defined via another toplevel definition, eg. a struct.
+ *
+ * generate_type generates code for either simple or complex types.
+ * In the simple case, it returns the string ("string option"). In
+ * the complex case, it returns the name ("mountpoint"). In the
+ * complex case it has to print out the definition before returning,
+ * so it should only be called when we are at the beginning of a
+ * new line (BOL context).
+ *)
+ let rec generate_type = function
+ | Text -> (* string *)
+ "string", true
+ | Choice values -> (* [`val1|`val2|...] *)
+ "[" ^ String.concat "|" (List.map ((^)"`") values) ^ "]", true
+ | ZeroOrMore rng -> (* <rng> list *)
+ let t, is_simple = generate_type rng in
+ t ^ " list (* 0 or more *)", is_simple
+ | OneOrMore rng -> (* <rng> list *)
+ let t, is_simple = generate_type rng in
+ t ^ " list (* 1 or more *)", is_simple
+ (* virt-inspector hack: bool *)
+ | Optional (Attribute (name, [Value "1"])) ->
+ "bool", true
+ | Optional rng -> (* <rng> list *)
+ let t, is_simple = generate_type rng in
+ t ^ " option", is_simple
+ (* type name = { fields ... } *)
+ | Element (name, fields) when is_attrs_interleave fields ->
+ generate_type_struct name (get_attrs_interleave fields)
+ | Element (name, [field]) (* type name = field *)
+ | Attribute (name, [field]) ->
+ let t, is_simple = generate_type field in
+ if is_simple then (t, true)
+ else (
+ pr "type %s = %s\n" name t;
+ name, false
+ )
+ | Element (name, fields) -> (* type name = { fields ... } *)
+ generate_type_struct name fields
+ | rng ->
+ failwithf "generate_type failed at: %s" (string_of_rng rng)
+
+ and is_attrs_interleave = function
+ | [Interleave _] -> true
+ | Attribute _ :: fields -> is_attrs_interleave fields
+ | Optional (Attribute _) :: fields -> is_attrs_interleave fields
+ | _ -> false
+
+ and get_attrs_interleave = function
+ | [Interleave fields] -> fields
+ | ((Attribute _) as field) :: fields
+ | ((Optional (Attribute _)) as field) :: fields ->
+ field :: get_attrs_interleave fields
+ | _ -> assert false
+
+ and generate_types xs =
+ List.iter (fun x -> ignore (generate_type x)) xs
+
+ and generate_type_struct name fields =
+ (* Calculate the types of the fields first. We have to do this
+ * before printing anything so we are still in BOL context.
+ *)
+ let types = List.map fst (List.map generate_type fields) in
-let output_to filename =
- let filename_new = filename ^ ".new" in
- chan := open_out filename_new;
- let close () =
- close_out !chan;
- chan := stdout;
-
- (* Is the new file different from the current file? *)
- if Sys.file_exists filename && files_equal filename filename_new then
- Unix.unlink filename_new (* same, so skip it *)
- else (
- (* different, overwrite old one *)
- (try Unix.chmod filename 0o644 with Unix.Unix_error _ -> ());
- Unix.rename filename_new filename;
- Unix.chmod filename 0o444;
- printf "written %s\n%!" filename;
- )
+ (* Special case of a struct containing just a string and another
+ * field. Turn it into an assoc list.
+ *)
+ match types with
+ | ["string"; other] ->
+ let fname1, fname2 =
+ match fields with
+ | [f1; f2] -> name_of_field f1, name_of_field f2
+ | _ -> assert false in
+ pr "type %s = string * %s (* %s -> %s *)\n" name other fname1 fname2;
+ name, false
+
+ | types ->
+ pr "type %s = {\n" name;
+ List.iter (
+ fun (field, ftype) ->
+ let fname = name_of_field field in
+ pr " %s_%s : %s;\n" name fname ftype
+ ) (List.combine fields types);
+ pr "}\n";
+ (* Return the name of this type, and
+ * false because it's not a simple type.
+ *)
+ name, false
in
- close
-
-(* Main program. *)
-let () =
- check_functions ();
-
- if not (Sys.file_exists "configure.ac") then (
- eprintf "\
-You are probably running this from the wrong directory.
-Run it from the top source directory using the command
- src/generator.ml
-";
- exit 1
- );
-
- let close = output_to "src/guestfs_protocol.x" in
- generate_xdr ();
- close ();
-
- let close = output_to "src/guestfs-structs.h" in
- generate_structs_h ();
- close ();
- let close = output_to "src/guestfs-actions.h" in
- generate_actions_h ();
- close ();
+ generate_types xs
- let close = output_to "src/guestfs-actions.c" in
- generate_client_actions ();
- close ();
-
- let close = output_to "daemon/actions.h" in
- generate_daemon_actions_h ();
- close ();
-
- let close = output_to "daemon/stubs.c" in
- generate_daemon_actions ();
- close ();
-
- let close = output_to "capitests/tests.c" in
- generate_tests ();
- close ();
-
- let close = output_to "src/guestfs-bindtests.c" in
- generate_bindtests ();
- close ();
-
- let close = output_to "fish/cmds.c" in
- generate_fish_cmds ();
- close ();
-
- let close = output_to "fish/completion.c" in
- generate_fish_completion ();
- close ();
-
- let close = output_to "guestfs-structs.pod" in
- generate_structs_pod ();
- close ();
-
- let close = output_to "guestfs-actions.pod" in
- generate_actions_pod ();
- close ();
-
- let close = output_to "guestfish-actions.pod" in
- generate_fish_actions_pod ();
- close ();
+let generate_parsers xs =
+ (* As for generate_type above, generate_parser makes a parser for
+ * some type, and returns the name of the parser it has generated.
+ * Because it (may) need to print something, it should always be
+ * called in BOL context.
+ *)
+ let rec generate_parser = function
+ | Text -> (* string *)
+ "string_child_or_empty"
+ | Choice values -> (* [`val1|`val2|...] *)
+ sprintf "(fun x -> match Xml.pcdata (first_child x) with %s | str -> failwith (\"unexpected field value: \" ^ str))"
+ (String.concat "|"
+ (List.map (fun v -> sprintf "%S -> `%s" v v) values))
+ | ZeroOrMore rng -> (* <rng> list *)
+ let pa = generate_parser rng in
+ sprintf "(fun x -> List.map %s (Xml.children x))" pa
+ | OneOrMore rng -> (* <rng> list *)
+ let pa = generate_parser rng in
+ sprintf "(fun x -> List.map %s (Xml.children x))" pa
+ (* virt-inspector hack: bool *)
+ | Optional (Attribute (name, [Value "1"])) ->
+ sprintf "(fun x -> try ignore (Xml.attrib x %S); true with Xml.No_attribute _ -> false)" name
+ | Optional rng -> (* <rng> list *)
+ let pa = generate_parser rng in
+ sprintf "(function None -> None | Some x -> Some (%s x))" pa
+ (* type name = { fields ... } *)
+ | Element (name, fields) when is_attrs_interleave fields ->
+ generate_parser_struct name (get_attrs_interleave fields)
+ | Element (name, [field]) -> (* type name = field *)
+ let pa = generate_parser field in
+ let parser_name = sprintf "parse_%s_%d" name (unique ()) in
+ pr "let %s =\n" parser_name;
+ pr " %s\n" pa;
+ pr "let parse_%s = %s\n" name parser_name;
+ parser_name
+ | Attribute (name, [field]) ->
+ let pa = generate_parser field in
+ let parser_name = sprintf "parse_%s_%d" name (unique ()) in
+ pr "let %s =\n" parser_name;
+ pr " %s\n" pa;
+ pr "let parse_%s = %s\n" name parser_name;
+ parser_name
+ | Element (name, fields) -> (* type name = { fields ... } *)
+ generate_parser_struct name ([], fields)
+ | rng ->
+ failwithf "generate_parser failed at: %s" (string_of_rng rng)
+
+ and is_attrs_interleave = function
+ | [Interleave _] -> true
+ | Attribute _ :: fields -> is_attrs_interleave fields
+ | Optional (Attribute _) :: fields -> is_attrs_interleave fields
+ | _ -> false
+
+ and get_attrs_interleave = function
+ | [Interleave fields] -> [], fields
+ | ((Attribute _) as field) :: fields
+ | ((Optional (Attribute _)) as field) :: fields ->
+ let attrs, interleaves = get_attrs_interleave fields in
+ (field :: attrs), interleaves
+ | _ -> assert false
+
+ and generate_parsers xs =
+ List.iter (fun x -> ignore (generate_parser x)) xs
+
+ and generate_parser_struct name (attrs, interleaves) =
+ (* Generate parsers for the fields first. We have to do this
+ * before printing anything so we are still in BOL context.
+ *)
+ let fields = attrs @ interleaves in
+ let pas = List.map generate_parser fields in
+
+ (* Generate an intermediate tuple from all the fields first.
+ * If the type is just a string + another field, then we will
+ * return this directly, otherwise it is turned into a record.
+ *
+ * RELAX NG note: This code treats <interleave> and plain lists of
+ * fields the same. In other words, it doesn't bother enforcing
+ * any ordering of fields in the XML.
+ *)
+ pr "let parse_%s x =\n" name;
+ pr " let t = (\n ";
+ let comma = ref false in
+ List.iter (
+ fun x ->
+ if !comma then pr ",\n ";
+ comma := true;
+ match x with
+ | Optional (Attribute (fname, [field])), pa ->
+ pr "%s x" pa
+ | Optional (Element (fname, [field])), pa ->
+ pr "%s (optional_child %S x)" pa fname
+ | Attribute (fname, [Text]), _ ->
+ pr "attribute %S x" fname
+ | (ZeroOrMore _ | OneOrMore _), pa ->
+ pr "%s x" pa
+ | Text, pa ->
+ pr "%s x" pa
+ | (field, pa) ->
+ let fname = name_of_field field in
+ pr "%s (child %S x)" pa fname
+ ) (List.combine fields pas);
+ pr "\n ) in\n";
+
+ (match fields with
+ | [Element (_, [Text]) | Attribute (_, [Text]); _] ->
+ pr " t\n"
+
+ | _ ->
+ pr " (Obj.magic t : %s)\n" name
+(*
+ List.iter (
+ function
+ | (Optional (Attribute (fname, [field])), pa) ->
+ pr " %s_%s =\n" name fname;
+ pr " %s x;\n" pa
+ | (Optional (Element (fname, [field])), pa) ->
+ pr " %s_%s =\n" name fname;
+ pr " (let x = optional_child %S x in\n" fname;
+ pr " %s x);\n" pa
+ | (field, pa) ->
+ let fname = name_of_field field in
+ pr " %s_%s =\n" name fname;
+ pr " (let x = child %S x in\n" fname;
+ pr " %s x);\n" pa
+ ) (List.combine fields pas);
+ pr "}\n"
+*)
+ );
+ sprintf "parse_%s" name
+ in
- let close = output_to "ocaml/guestfs.mli" in
- generate_ocaml_mli ();
- close ();
+ generate_parsers xs
- let close = output_to "ocaml/guestfs.ml" in
- generate_ocaml_ml ();
- close ();
+(* Generate ocaml/guestfs_inspector.mli. *)
+let generate_ocaml_inspector_mli () =
+ generate_header ~extra_inputs:[rng_input] OCamlStyle LGPLv2plus;
- let close = output_to "ocaml/guestfs_c_actions.c" in
- generate_ocaml_c ();
- close ();
+ pr "\
+(** This is an OCaml language binding to the external [virt-inspector]
+ program.
- let close = output_to "ocaml/bindtests.ml" in
- generate_ocaml_bindtests ();
- close ();
+ For more information, please read the man page [virt-inspector(1)].
+*)
- let close = output_to "perl/Guestfs.xs" in
- generate_perl_xs ();
- close ();
+";
- let close = output_to "perl/lib/Sys/Guestfs.pm" in
- generate_perl_pm ();
- close ();
+ generate_types grammar;
+ pr "(** The nested information returned from the {!inspect} function. *)\n";
+ pr "\n";
- let close = output_to "perl/bindtests.pl" in
- generate_perl_bindtests ();
- close ();
+ pr "\
+val inspect : ?connect:string -> ?xml:string -> string list -> operatingsystems
+(** To inspect a libvirt domain called [name], pass a singleton
+ list: [inspect [name]]. When using libvirt only, you may
+ optionally pass a libvirt URI using [inspect ~connect:uri ...].
+
+ To inspect a disk image or images, pass a list of the filenames
+ of the disk images: [inspect filenames]
+
+ This function inspects the given guest or disk images and
+ returns a list of operating system(s) found and a large amount
+ of information about them. In the vast majority of cases,
+ a virtual machine only contains a single operating system.
+
+ If the optional [~xml] parameter is given, then this function
+ skips running the external virt-inspector program and just
+ parses the given XML directly (which is expected to be XML
+ produced from a previous run of virt-inspector). The list of
+ names and connect URI are ignored in this case.
+
+ This function can throw a wide variety of exceptions, for example
+ if the external virt-inspector program cannot be found, or if
+ it doesn't generate valid XML.
+*)
+"
- let close = output_to "python/guestfs-py.c" in
- generate_python_c ();
- close ();
+(* Generate ocaml/guestfs_inspector.ml. *)
+let generate_ocaml_inspector_ml () =
+ generate_header ~extra_inputs:[rng_input] OCamlStyle LGPLv2plus;
- let close = output_to "python/guestfs.py" in
- generate_python_py ();
- close ();
+ pr "open Unix\n";
+ pr "\n";
- let close = output_to "python/bindtests.py" in
- generate_python_bindtests ();
- close ();
+ generate_types grammar;
+ pr "\n";
- let close = output_to "ruby/ext/guestfs/_guestfs.c" in
- generate_ruby_c ();
- close ();
+ pr "\
+(* Misc functions which are used by the parser code below. *)
+let first_child = function
+ | Xml.Element (_, _, c::_) -> c
+ | Xml.Element (name, _, []) ->
+ failwith (\"expected <\" ^ name ^ \"/> to have a child node\")
+ | Xml.PCData str ->
+ failwith (\"expected XML tag, but read PCDATA '\" ^ str ^ \"' instead\")
+
+let string_child_or_empty = function
+ | Xml.Element (_, _, [Xml.PCData s]) -> s
+ | Xml.Element (_, _, []) -> \"\"
+ | Xml.Element (x, _, _) ->
+ failwith (\"expected XML tag with a single PCDATA child, but got \" ^
+ x ^ \" instead\")
+ | Xml.PCData str ->
+ failwith (\"expected XML tag, but read PCDATA '\" ^ str ^ \"' instead\")
+
+let optional_child name xml =
+ let children = Xml.children xml in
+ try
+ Some (List.find (function
+ | Xml.Element (n, _, _) when n = name -> true
+ | _ -> false) children)
+ with
+ Not_found -> None
+
+let child name xml =
+ match optional_child name xml with
+ | Some c -> c
+ | None ->
+ failwith (\"mandatory field <\" ^ name ^ \"/> missing in XML output\")
+
+let attribute name xml =
+ try Xml.attrib xml name
+ with Xml.No_attribute _ ->
+ failwith (\"mandatory attribute \" ^ name ^ \" missing in XML output\")
- let close = output_to "ruby/bindtests.rb" in
- generate_ruby_bindtests ();
- close ();
+";
- let close = output_to "java/com/redhat/et/libguestfs/GuestFS.java" in
- generate_java_java ();
- close ();
+ generate_parsers grammar;
+ pr "\n";
- let close = output_to "java/com/redhat/et/libguestfs/PV.java" in
- generate_java_struct "PV" pv_cols;
- close ();
+ pr "\
+(* Run external virt-inspector, then use parser to parse the XML. *)
+let inspect ?connect ?xml names =
+ let xml =
+ match xml with
+ | None ->
+ if names = [] then invalid_arg \"inspect: no names given\";
+ let cmd = [ \"virt-inspector\"; \"--xml\" ] @
+ (match connect with None -> [] | Some uri -> [ \"--connect\"; uri ]) @
+ names in
+ let cmd = List.map Filename.quote cmd in
+ let cmd = String.concat \" \" cmd in
+ let chan = open_process_in cmd in
+ let xml = Xml.parse_in chan in
+ (match close_process_in chan with
+ | WEXITED 0 -> ()
+ | WEXITED _ -> failwith \"external virt-inspector command failed\"
+ | WSIGNALED i | WSTOPPED i ->
+ failwith (\"external virt-inspector command died or stopped on sig \" ^
+ string_of_int i)
+ );
+ xml
+ | Some doc ->
+ Xml.parse_string doc in
+ parse_operatingsystems xml
+"
- let close = output_to "java/com/redhat/et/libguestfs/VG.java" in
- generate_java_struct "VG" vg_cols;
- close ();
+and generate_max_proc_nr () =
+ pr "%d\n" max_proc_nr
- let close = output_to "java/com/redhat/et/libguestfs/LV.java" in
- generate_java_struct "LV" lv_cols;
- close ();
+let output_to filename k =
+ let filename_new = filename ^ ".new" in
+ chan := open_out filename_new;
+ k ();
+ close_out !chan;
+ chan := Pervasives.stdout;
- let close = output_to "java/com/redhat/et/libguestfs/Stat.java" in
- generate_java_struct "Stat" stat_cols;
- close ();
+ (* Is the new file different from the current file? *)
+ if Sys.file_exists filename && files_equal filename filename_new then
+ unlink filename_new (* same, so skip it *)
+ else (
+ (* different, overwrite old one *)
+ (try chmod filename 0o644 with Unix_error _ -> ());
+ rename filename_new filename;
+ chmod filename 0o444;
+ printf "written %s\n%!" filename;
+ )
- let close = output_to "java/com/redhat/et/libguestfs/StatVFS.java" in
- generate_java_struct "StatVFS" statvfs_cols;
- close ();
+let perror msg = function
+ | Unix_error (err, _, _) ->
+ eprintf "%s: %s\n" msg (error_message err)
+ | exn ->
+ eprintf "%s: %s\n" msg (Printexc.to_string exn)
- let close = output_to "java/com_redhat_et_libguestfs_GuestFS.c" in
- generate_java_c ();
- close ();
+(* Main program. *)
+let () =
+ let lock_fd =
+ try openfile "HACKING" [O_RDWR] 0
+ with
+ | Unix_error (ENOENT, _, _) ->
+ eprintf "\
+You are probably running this from the wrong directory.
+Run it from the top source directory using the command
+ src/generator.ml
+";
+ exit 1
+ | exn ->
+ perror "open: HACKING" exn;
+ exit 1 in
+
+ (* Acquire a lock so parallel builds won't try to run the generator
+ * twice at the same time. Subsequent builds will wait for the first
+ * one to finish. Note the lock is released implicitly when the
+ * program exits.
+ *)
+ (try lockf lock_fd F_LOCK 1
+ with exn ->
+ perror "lock: HACKING" exn;
+ exit 1);
- let close = output_to "java/Bindtests.java" in
- generate_java_bindtests ();
- close ();
+ check_functions ();
- let close = output_to "haskell/Guestfs.hs" in
- generate_haskell_hs ();
- close ();
+ output_to "src/guestfs_protocol.x" generate_xdr;
+ output_to "src/guestfs-structs.h" generate_structs_h;
+ output_to "src/guestfs-actions.h" generate_actions_h;
+ output_to "src/guestfs-internal-actions.h" generate_internal_actions_h;
+ output_to "src/guestfs-actions.c" generate_client_actions;
+ output_to "src/guestfs-bindtests.c" generate_bindtests;
+ output_to "src/guestfs-structs.pod" generate_structs_pod;
+ output_to "src/guestfs-actions.pod" generate_actions_pod;
+ output_to "src/guestfs-availability.pod" generate_availability_pod;
+ output_to "src/MAX_PROC_NR" generate_max_proc_nr;
+ output_to "src/libguestfs.syms" generate_linker_script;
+ output_to "daemon/actions.h" generate_daemon_actions_h;
+ output_to "daemon/stubs.c" generate_daemon_actions;
+ output_to "daemon/names.c" generate_daemon_names;
+ output_to "daemon/optgroups.c" generate_daemon_optgroups_c;
+ output_to "daemon/optgroups.h" generate_daemon_optgroups_h;
+ output_to "capitests/tests.c" generate_tests;
+ output_to "fish/cmds.c" generate_fish_cmds;
+ output_to "fish/completion.c" generate_fish_completion;
+ output_to "fish/guestfish-actions.pod" generate_fish_actions_pod;
+ output_to "ocaml/guestfs.mli" generate_ocaml_mli;
+ output_to "ocaml/guestfs.ml" generate_ocaml_ml;
+ output_to "ocaml/guestfs_c_actions.c" generate_ocaml_c;
+ output_to "ocaml/bindtests.ml" generate_ocaml_bindtests;
+ output_to "ocaml/guestfs_inspector.mli" generate_ocaml_inspector_mli;
+ output_to "ocaml/guestfs_inspector.ml" generate_ocaml_inspector_ml;
+ output_to "perl/Guestfs.xs" generate_perl_xs;
+ output_to "perl/lib/Sys/Guestfs.pm" generate_perl_pm;
+ output_to "perl/bindtests.pl" generate_perl_bindtests;
+ output_to "python/guestfs-py.c" generate_python_c;
+ output_to "python/guestfs.py" generate_python_py;
+ output_to "python/bindtests.py" generate_python_bindtests;
+ output_to "ruby/ext/guestfs/_guestfs.c" generate_ruby_c;
+ output_to "ruby/bindtests.rb" generate_ruby_bindtests;
+ output_to "java/com/redhat/et/libguestfs/GuestFS.java" generate_java_java;
- let close = output_to "haskell/Bindtests.hs" in
- generate_haskell_bindtests ();
- close ();
+ List.iter (
+ fun (typ, jtyp) ->
+ let cols = cols_of_struct typ in
+ let filename = sprintf "java/com/redhat/et/libguestfs/%s.java" jtyp in
+ output_to filename (generate_java_struct jtyp cols);
+ ) java_structs;
+
+ output_to "java/Makefile.inc" generate_java_makefile_inc;
+ output_to "java/com_redhat_et_libguestfs_GuestFS.c" generate_java_c;
+ output_to "java/Bindtests.java" generate_java_bindtests;
+ output_to "haskell/Guestfs.hs" generate_haskell_hs;
+ output_to "haskell/Bindtests.hs" generate_haskell_bindtests;
+ output_to "csharp/Libguestfs.cs" generate_csharp;
+
+ (* Always generate this file last, and unconditionally. It's used
+ * by the Makefile to know when we must re-run the generator.
+ *)
+ let chan = open_out "src/stamp-generator" in
+ fprintf chan "1\n";
+ close_out chan;
- let close = output_to "src/MAX_PROC_NR" in
- generate_max_proc_nr ();
- close ();
+ printf "generated %d lines of code\n" !lines