+Compute the SHA256 hash (using the C<sha256sum> program).
+
+=item C<sha384>
+
+Compute the SHA384 hash (using the C<sha384sum> program).
+
+=item C<sha512>
+
+Compute the SHA512 hash (using the C<sha512sum> program).
+
+=back
+
+The checksum is returned as a printable string.");
+
+ ("tar_in", (RErr, [FileIn "tarfile"; String "directory"]), 69, [],
+ [InitBasicFS, Always, TestOutput (
+ [["tar_in"; "../images/helloworld.tar"; "/"];
+ ["cat"; "/hello"]], "hello\n")],
+ "unpack tarfile to directory",
+ "\
+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>.");
+
+ ("tar_out", (RErr, [String "directory"; FileOut "tarfile"]), 70, [],
+ [],
+ "pack directory into tarfile",
+ "\
+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>.");
+
+ ("tgz_in", (RErr, [FileIn "tarball"; String "directory"]), 71, [],
+ [InitBasicFS, Always, TestOutput (
+ [["tgz_in"; "../images/helloworld.tar.gz"; "/"];
+ ["cat"; "/hello"]], "hello\n")],
+ "unpack compressed tarball to directory",
+ "\
+This command uploads and unpacks local file C<tarball> (a
+I<gzip compressed> tar file) into C<directory>.
+
+To upload an uncompressed tarball, use C<guestfs_tar_in>.");
+
+ ("tgz_out", (RErr, [Pathname "directory"; FileOut "tarball"]), 72, [],
+ [],
+ "pack directory into compressed tarball",
+ "\
+This command packs the contents of C<directory> and downloads
+it to local file C<tarball>.
+
+To download an uncompressed tarball, use C<guestfs_tar_out>.");
+
+ ("mount_ro", (RErr, [Device "device"; String "mountpoint"]), 73, [],
+ [InitBasicFS, Always, TestLastFail (
+ [["umount"; "/"];
+ ["mount_ro"; "/dev/sda1"; "/"];
+ ["touch"; "/new"]]);
+ InitBasicFS, Always, TestOutput (
+ [["write_file"; "/new"; "data"; "0"];
+ ["umount"; "/"];
+ ["mount_ro"; "/dev/sda1"; "/"];
+ ["cat"; "/new"]], "data")],
+ "mount a guest disk, read-only",
+ "\
+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"; 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.");
+
+ ("mount_vfs", (RErr, [String "options"; String "vfstype"; Device "device"; String "mountpoint"]), 75, [],
+ [],
+ "mount a guest disk with mount options and vfstype",
+ "\
+This is the same as the C<guestfs_mount> command, but it
+allows you to set both the mount options and the vfstype
+as for the L<mount(8)> I<-o> and I<-t> flags.");
+
+ ("debug", (RString "result", [String "subcmd"; StringList "extraargs"]), 76, [],
+ [],
+ "debugging and internals",
+ "\
+The C<guestfs_debug> command exposes some internals of
+C<guestfsd> (the guestfs daemon) that runs inside the
+qemu subprocess.
+
+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 you can do.");
+
+ ("lvremove", (RErr, [Device "device"]), 77, [],
+ [InitEmpty, Always, TestOutputList (
+ [["sfdiskM"; "/dev/sda"; ","];
+ ["pvcreate"; "/dev/sda1"];
+ ["vgcreate"; "VG"; "/dev/sda1"];
+ ["lvcreate"; "LV1"; "VG"; "50"];
+ ["lvcreate"; "LV2"; "VG"; "50"];
+ ["lvremove"; "/dev/VG/LV1"];
+ ["lvs"]], ["/dev/VG/LV2"]);
+ InitEmpty, Always, TestOutputList (
+ [["sfdiskM"; "/dev/sda"; ","];
+ ["pvcreate"; "/dev/sda1"];
+ ["vgcreate"; "VG"; "/dev/sda1"];
+ ["lvcreate"; "LV1"; "VG"; "50"];
+ ["lvcreate"; "LV2"; "VG"; "50"];
+ ["lvremove"; "/dev/VG"];
+ ["lvs"]], []);
+ InitEmpty, Always, TestOutputList (
+ [["sfdiskM"; "/dev/sda"; ","];
+ ["pvcreate"; "/dev/sda1"];
+ ["vgcreate"; "VG"; "/dev/sda1"];
+ ["lvcreate"; "LV1"; "VG"; "50"];
+ ["lvcreate"; "LV2"; "VG"; "50"];
+ ["lvremove"; "/dev/VG"];
+ ["vgs"]], ["VG"])],
+ "remove an LVM logical volume",
+ "\
+Remove an LVM logical volume C<device>, where C<device> is
+the path to the LV, such as C</dev/VG/LV>.
+
+You can also remove all LVs in a volume group by specifying
+the VG name, C</dev/VG>.");
+
+ ("vgremove", (RErr, [String "vgname"]), 78, [],
+ [InitEmpty, Always, TestOutputList (
+ [["sfdiskM"; "/dev/sda"; ","];
+ ["pvcreate"; "/dev/sda1"];
+ ["vgcreate"; "VG"; "/dev/sda1"];
+ ["lvcreate"; "LV1"; "VG"; "50"];
+ ["lvcreate"; "LV2"; "VG"; "50"];
+ ["vgremove"; "VG"];
+ ["lvs"]], []);
+ InitEmpty, Always, TestOutputList (
+ [["sfdiskM"; "/dev/sda"; ","];
+ ["pvcreate"; "/dev/sda1"];
+ ["vgcreate"; "VG"; "/dev/sda1"];
+ ["lvcreate"; "LV1"; "VG"; "50"];
+ ["lvcreate"; "LV2"; "VG"; "50"];
+ ["vgremove"; "VG"];
+ ["vgs"]], [])],
+ "remove an LVM volume group",
+ "\
+Remove an LVM volume group C<vgname>, (for example C<VG>).
+
+This also forcibly removes all logical volumes in the volume
+group (if any).");
+
+ ("pvremove", (RErr, [Device "device"]), 79, [],
+ [InitEmpty, Always, TestOutputListOfDevices (
+ [["sfdiskM"; "/dev/sda"; ","];
+ ["pvcreate"; "/dev/sda1"];
+ ["vgcreate"; "VG"; "/dev/sda1"];
+ ["lvcreate"; "LV1"; "VG"; "50"];
+ ["lvcreate"; "LV2"; "VG"; "50"];
+ ["vgremove"; "VG"];
+ ["pvremove"; "/dev/sda1"];
+ ["lvs"]], []);
+ InitEmpty, Always, TestOutputListOfDevices (
+ [["sfdiskM"; "/dev/sda"; ","];
+ ["pvcreate"; "/dev/sda1"];
+ ["vgcreate"; "VG"; "/dev/sda1"];
+ ["lvcreate"; "LV1"; "VG"; "50"];
+ ["lvcreate"; "LV2"; "VG"; "50"];
+ ["vgremove"; "VG"];
+ ["pvremove"; "/dev/sda1"];
+ ["vgs"]], []);
+ InitEmpty, Always, TestOutputListOfDevices (
+ [["sfdiskM"; "/dev/sda"; ","];
+ ["pvcreate"; "/dev/sda1"];
+ ["vgcreate"; "VG"; "/dev/sda1"];
+ ["lvcreate"; "LV1"; "VG"; "50"];
+ ["lvcreate"; "LV2"; "VG"; "50"];
+ ["vgremove"; "VG"];
+ ["pvremove"; "/dev/sda1"];
+ ["pvs"]], [])],
+ "remove an LVM physical volume",
+ "\
+This wipes a physical volume C<device> so that LVM will no longer
+recognise it.
+
+The implementation uses the C<pvremove> command which refuses to
+wipe physical volumes that contain any volume groups, so you have
+to remove those first.");
+
+ ("set_e2label", (RErr, [Device "device"; String "label"]), 80, [],
+ [InitBasicFS, Always, TestOutput (
+ [["set_e2label"; "/dev/sda1"; "testlabel"];
+ ["get_e2label"; "/dev/sda1"]], "testlabel")],
+ "set the ext2/3/4 filesystem label",
+ "\
+This sets the ext2/3/4 filesystem label of the filesystem on
+C<device> to C<label>. Filesystem labels are limited to
+16 characters.
+
+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", [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, [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
+C<device> to C<uuid>. The format of the UUID and alternatives
+such as C<clear>, C<random> and C<time> are described in the
+L<tune2fs(8)> manpage.
+
+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", [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"; Device "device"]), 84, [],
+ [InitBasicFS, Always, TestOutputInt (
+ [["umount"; "/dev/sda1"];
+ ["fsck"; "ext2"; "/dev/sda1"]], 0);
+ InitBasicFS, Always, TestOutputInt (
+ [["umount"; "/dev/sda1"];
+ ["zero"; "/dev/sda1"];
+ ["fsck"; "ext2"; "/dev/sda1"]], 8)],
+ "run the filesystem checker",
+ "\
+This runs the filesystem checker (fsck) on C<device> which
+should have filesystem type C<fstype>.
+
+The returned integer is the status. See L<fsck(8)> for the
+list of status codes from C<fsck>.
+
+Notes:
+
+=over 4
+
+=item *
+
+Multiple status codes can be summed together.
+
+=item *
+
+A non-zero return code can mean \"success\", for example if
+errors have been corrected on the filesystem.
+
+=item *
+
+Checking or repairing NTFS volumes is not supported
+(by linux-ntfs).
+
+=back
+
+This command is entirely equivalent to running C<fsck -a -t fstype device>.");
+
+ ("zero", (RErr, [Device "device"]), 85, [],
+ [InitBasicFS, Always, TestOutput (
+ [["umount"; "/dev/sda1"];
+ ["zero"; "/dev/sda1"];
+ ["file"; "/dev/sda1"]], "data")],
+ "write zeroes to the device",
+ "\
+This command writes zeroes over the first few blocks of C<device>.
+
+How many blocks are zeroed isn't specified (but it's I<not> enough
+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>.");
+
+ ("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, [Pathname "src"; Pathname "dest"]), 87, [],
+ [InitBasicFS, Always, TestOutput (
+ [["write_file"; "/old"; "file content"; "0"];
+ ["cp"; "/old"; "/new"];
+ ["cat"; "/new"]], "file content");
+ InitBasicFS, Always, TestOutputTrue (
+ [["write_file"; "/old"; "file content"; "0"];
+ ["cp"; "/old"; "/new"];
+ ["is_file"; "/old"]]);
+ InitBasicFS, Always, TestOutput (
+ [["write_file"; "/old"; "file content"; "0"];
+ ["mkdir"; "/dir"];
+ ["cp"; "/old"; "/dir/new"];
+ ["cat"; "/dir/new"]], "file content")],
+ "copy a file",
+ "\
+This copies a file from C<src> to C<dest> where C<dest> is
+either a destination filename or destination directory.");
+
+ ("cp_a", (RErr, [Pathname "src"; Pathname "dest"]), 88, [],
+ [InitBasicFS, Always, TestOutput (
+ [["mkdir"; "/olddir"];
+ ["mkdir"; "/newdir"];
+ ["write_file"; "/olddir/file"; "file content"; "0"];
+ ["cp_a"; "/olddir"; "/newdir"];
+ ["cat"; "/newdir/olddir/file"]], "file content")],
+ "copy a file or directory recursively",
+ "\
+This copies a file or directory from C<src> to C<dest>
+recursively using the C<cp -a> command.");
+
+ ("mv", (RErr, [Pathname "src"; Pathname "dest"]), 89, [],
+ [InitBasicFS, Always, TestOutput (
+ [["write_file"; "/old"; "file content"; "0"];
+ ["mv"; "/old"; "/new"];
+ ["cat"; "/new"]], "file content");
+ InitBasicFS, Always, TestOutputFalse (
+ [["write_file"; "/old"; "file content"; "0"];
+ ["mv"; "/old"; "/new"];
+ ["is_file"; "/old"]])],
+ "move a file",
+ "\
+This moves a file from C<src> to C<dest> where C<dest> is
+either a destination filename or destination directory.");
+
+ ("drop_caches", (RErr, [Int "whattodrop"]), 90, [],
+ [InitEmpty, Always, TestRun (
+ [["drop_caches"; "3"]])],
+ "drop kernel page cache, dentries and inodes",
+ "\
+This instructs the guest kernel to drop its page cache,
+and/or dentries and inode caches. The parameter C<whattodrop>
+tells the kernel what precisely to drop, see
+L<http://linux-mm.org/Drop_Caches>
+
+Setting C<whattodrop> to 3 should drop everything.
+
+This automatically calls L<sync(2)> before the operation,
+so that the maximum guest memory is freed.");
+
+ ("dmesg", (RString "kmsgs", []), 91, [],
+ [InitEmpty, Always, TestRun (
+ [["dmesg"]])],
+ "return kernel messages",
+ "\
+This returns the kernel messages (C<dmesg> output) from
+the guest kernel. This is sometimes useful for extended
+debugging of problems.
+
+Another way to get the same information is to enable
+verbose messages with C<guestfs_set_verbose> or by setting
+the environment variable C<LIBGUESTFS_DEBUG=1> before
+running the program.");
+
+ ("ping_daemon", (RErr, []), 92, [],
+ [InitEmpty, Always, TestRun (
+ [["ping_daemon"]])],
+ "ping the guest daemon",
+ "\
+This is a test probe into the guestfs daemon running inside
+the qemu subprocess. Calling this function checks that the
+daemon responds to the ping message, without affecting the daemon
+or attached block device(s) in any other way.");
+
+ ("equal", (RBool "equality", [Pathname "file1"; Pathname "file2"]), 93, [],
+ [InitBasicFS, Always, TestOutputTrue (
+ [["write_file"; "/file1"; "contents of a file"; "0"];
+ ["cp"; "/file1"; "/file2"];
+ ["equal"; "/file1"; "/file2"]]);
+ InitBasicFS, Always, TestOutputFalse (
+ [["write_file"; "/file1"; "contents of a file"; "0"];
+ ["write_file"; "/file2"; "contents of another file"; "0"];
+ ["equal"; "/file1"; "/file2"]]);
+ InitBasicFS, Always, TestLastFail (
+ [["equal"; "/file1"; "/file2"]])],
+ "test if two files have equal contents",
+ "\
+This compares the two files C<file1> and C<file2> and returns
+true if their content is exactly equal, or false otherwise.
+
+The external L<cmp(1)> program is used for the comparison.");
+
+ ("strings", (RStringList "stringsout", [Pathname "path"]), 94, [ProtocolLimitWarning],
+ [InitSquashFS, Always, TestOutputList (
+ [["strings"; "/known-5"]], ["abcdefghi"; "jklmnopqr"]);
+ InitSquashFS, Always, TestOutputList (
+ [["strings"; "/empty"]], [])],
+ "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"; Pathname "path"]), 95, [ProtocolLimitWarning],
+ [InitSquashFS, 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.
+
+See the L<strings(1)> manpage for the full list of encodings.
+
+Commonly useful encodings are C<l> (lower case L) which will
+show strings inside Windows/x86 files.
+
+The returned strings are transcoded to UTF-8.");
+
+ ("hexdump", (RString "dump", [Pathname "path"]), 96, [ProtocolLimitWarning],
+ [InitSquashFS, 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.
+ *)
+ InitSquashFS, Always, TestRun (
+ [["hexdump"; "/100krandom"]])],
+ "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, [Device "device"]), 97, [],
+ [InitNone, Always, TestOutput (
+ [["sfdiskM"; "/dev/sda"; ","];
+ ["mkfs"; "ext3"; "/dev/sda1"];
+ ["mount"; "/dev/sda1"; "/"];
+ ["write_file"; "/new"; "test file"; "0"];
+ ["umount"; "/dev/sda1"];
+ ["zerofree"; "/dev/sda1"];
+ ["mount"; "/dev/sda1"; "/"];
+ ["cat"; "/new"]], "test file")],
+ "zero unused inodes and disk blocks on ext2/3 filesystem",
+ "\
+This runs the I<zerofree> program on C<device>. This program
+claims to zero unused inodes and disk blocks on an ext2/3
+filesystem, thus making it possible to compress the filesystem
+more effectively.
+
+You should B<not> run this program if the filesystem is
+mounted.
+
+It is possible that using this program can damage the filesystem
+or data on the filesystem.");
+
+ ("pvresize", (RErr, [Device "device"]), 98, [],
+ [],
+ "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, [Device "device"; Int "partnum";
+ Int "cyls"; Int "heads"; Int "sectors";
+ String "line"]), 99, [DangerWillRobinson],
+ [],
+ "modify a single partition on a block device",
+ "\
+This runs L<sfdisk(8)> option to modify just the single
+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.");
+
+ ("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.");
+
+ ("sfdisk_kernel_geometry", (RString "partitions", [Device "device"]), 101, [],
+ [],
+ "display the kernel geometry",
+ "\
+This displays the kernel's idea of the geometry of C<device>.
+
+The result is in human-readable format, and not designed to
+be parsed.");
+
+ ("sfdisk_disk_geometry", (RString "partitions", [Device "device"]), 102, [],
+ [],
+ "display the disk geometry from the partition table",
+ "\
+This displays the disk geometry of C<device> read from the
+partition table. Especially in the case where the underlying
+block device has been resized, this can be different from the
+kernel's idea of the geometry (see C<guestfs_sfdisk_kernel_geometry>).
+
+The result is in human-readable format, and not designed to
+be parsed.");
+
+ ("vg_activate_all", (RErr, [Bool "activate"]), 103, [],
+ [],
+ "activate or deactivate all volume groups",
+ "\
+This command activates or (if C<activate> is false) deactivates
+all logical volumes in all volume groups.
+If activated, then they are made known to the
+kernel, ie. they appear as C</dev/mapper> devices. If deactivated,
+then those devices disappear.
+
+This command is the same as running C<vgchange -a y|n>");
+
+ ("vg_activate", (RErr, [Bool "activate"; StringList "volgroups"]), 104, [],
+ [],
+ "activate or deactivate some volume groups",
+ "\
+This command activates or (if C<activate> is false) deactivates
+all logical volumes in the listed volume groups C<volgroups>.
+If activated, then they are made known to the
+kernel, ie. they appear as C</dev/mapper> devices. If deactivated,
+then those devices disappear.
+
+This command is the same as running C<vgchange -a y|n volgroups...>
+
+Note that if C<volgroups> is an empty list then B<all> volume groups
+are activated or deactivated.");
+
+ ("lvresize", (RErr, [Device "device"; Int "mbytes"]), 105, [],
+ [InitNone, Always, TestOutput (
+ [["sfdiskM"; "/dev/sda"; ","];
+ ["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")],
+ "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, [Device "device"]), 106, [],
+ [], (* lvresize tests this *)
+ "resize an ext2/ext3 filesystem",
+ "\
+This resizes an ext2 or ext3 filesystem to match the size of
+the underlying device.
+
+I<Note:> It is sometimes required that you run C<guestfs_e2fsck_f>
+on the C<device> before calling this command. For unknown reasons
+C<resize2fs> sometimes gives an error about this and sometimes not.
+In any case, it is always safe to call C<guestfs_e2fsck_f> before
+calling this function.");
+
+ ("find", (RStringList "names", [Pathname "directory"]), 107, [],
+ [InitBasicFS, Always, TestOutputList (
+ [["find"; "/"]], ["lost+found"]);
+ InitBasicFS, Always, TestOutputList (
+ [["touch"; "/a"];
+ ["mkdir"; "/b"];
+ ["touch"; "/b/c"];
+ ["find"; "/"]], ["a"; "b"; "b/c"; "lost+found"]);
+ InitBasicFS, Always, TestOutputList (
+ [["mkdir_p"; "/a/b/c"];
+ ["touch"; "/a/b/c/d"];
+ ["find"; "/a/b/"]], ["c"; "c/d"])],
+ "find all files and directories",
+ "\
+This command lists out all files and directories, recursively,
+starting at C<directory>. It is essentially equivalent to
+running the shell command C<find directory -print> but some
+post-processing happens on the output, described below.
+
+This returns a list of strings I<without any prefix>. Thus
+if the directory structure was:
+
+ /tmp/a
+ /tmp/b
+ /tmp/c/d
+
+then the returned list from C<guestfs_find> C</tmp> would be
+4 elements:
+
+ a
+ b
+ c
+ c/d
+
+If C<directory> is not a directory, then this command returns
+an error.
+
+The returned list is sorted.");
+
+ ("e2fsck_f", (RErr, [Device "device"]), 108, [],
+ [], (* lvresize tests this *)
+ "check an ext2/ext3 filesystem",
+ "\
+This runs C<e2fsck -p -f device>, ie. runs the ext2/ext3
+filesystem checker on C<device>, noninteractively (C<-p>),
+even if the filesystem appears to be clean (C<-f>).
+
+This command is only needed because of C<guestfs_resize2fs>
+(q.v.). Normally you should use C<guestfs_fsck>.");
+
+ ("sleep", (RErr, [Int "secs"]), 109, [],
+ [InitNone, Always, TestRun (
+ [["sleep"; "1"]])],
+ "sleep for some seconds",
+ "\
+Sleep for C<secs> seconds.");
+
+ ("ntfs_3g_probe", (RInt "status", [Bool "rw"; Device "device"]), 110, [],
+ [InitNone, Always, TestOutputInt (
+ [["sfdiskM"; "/dev/sda"; ","];
+ ["mkfs"; "ntfs"; "/dev/sda1"];
+ ["ntfs_3g_probe"; "true"; "/dev/sda1"]], 0);
+ InitNone, Always, TestOutputInt (
+ [["sfdiskM"; "/dev/sda"; ","];
+ ["mkfs"; "ext2"; "/dev/sda1"];
+ ["ntfs_3g_probe"; "true"; "/dev/sda1"]], 12)],
+ "probe NTFS volume",
+ "\
+This command runs the L<ntfs-3g.probe(8)> command which probes
+an NTFS C<device> for mountability. (Not all NTFS volumes can
+be mounted read-write, and some cannot be mounted at all).
+
+C<rw> is a boolean flag. Set it to true if you want to test
+if the volume can be mounted read-write. Set it to false if
+you want to test if the volume can be mounted read-only.
+
+The return value is an integer which C<0> if the operation
+would succeed, or some non-zero value documented in the
+L<ntfs-3g.probe(8)> manual page.");
+
+ ("sh", (RString "output", [String "command"]), 111, [],
+ [], (* XXX needs tests *)
+ "run a command via the shell",
+ "\
+This call runs a command from the guest filesystem via the
+guest's C</bin/sh>.
+
+This is like C<guestfs_command>, but passes the command to:
+
+ /bin/sh -c \"command\"
+
+Depending on the guest's shell, this usually results in
+wildcards being expanded, shell expressions being interpolated
+and so on.
+
+All the provisos about C<guestfs_command> apply to this call.");
+
+ ("sh_lines", (RStringList "lines", [String "command"]), 112, [],
+ [], (* XXX needs tests *)
+ "run a command via the shell returning lines",
+ "\
+This is the same as C<guestfs_sh>, but splits the result
+into a list of lines.
+
+See also: C<guestfs_command_lines>");
+
+ ("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"];
+ ["touch"; "/a/b/c/e"];
+ ["glob_expand"; "/a/b/c/*"]], ["/a/b/c/d"; "/a/b/c/e"]);
+ InitBasicFS, Always, TestOutputList (
+ [["mkdir_p"; "/a/b/c"];
+ ["touch"; "/a/b/c/d"];
+ ["touch"; "/a/b/c/e"];
+ ["glob_expand"; "/a/*/c/*"]], ["/a/b/c/d"; "/a/b/c/e"]);
+ InitBasicFS, Always, TestOutputList (
+ [["mkdir_p"; "/a/b/c"];
+ ["touch"; "/a/b/c/d"];
+ ["touch"; "/a/b/c/e"];
+ ["glob_expand"; "/a/*/x/*"]], [])],
+ "expand a wildcard path",
+ "\
+This command searches for all the pathnames matching
+C<pattern> according to the wildcard expansion rules
+used by the shell.
+
+If no paths match, then this returns an empty list
+(note: not an error).
+
+It is just a wrapper around the C L<glob(3)> function
+with flags C<GLOB_MARK|GLOB_BRACE>.
+See that manual page for more details.");
+
+ ("scrub_device", (RErr, [Device "device"]), 114, [DangerWillRobinson],
+ [InitNone, Always, TestRun ( (* use /dev/sdc because it's smaller *)
+ [["scrub_device"; "/dev/sdc"]])],
+ "scrub (securely wipe) a device",
+ "\
+This command writes patterns over C<device> to make data retrieval
+more difficult.
+
+It is an interface to the L<scrub(1)> program. See that
+manual page for more details.");
+
+ ("scrub_file", (RErr, [Pathname "file"]), 115, [],
+ [InitBasicFS, Always, TestRun (
+ [["write_file"; "/file"; "content"; "0"];
+ ["scrub_file"; "/file"]])],
+ "scrub (securely wipe) a file",
+ "\
+This command writes patterns over a file to make data retrieval
+more difficult.
+
+The file is I<removed> after scrubbing.
+
+It is an interface to the L<scrub(1)> program. See that
+manual page for more details.");
+
+ ("scrub_freespace", (RErr, [Pathname "dir"]), 116, [],
+ [], (* XXX needs testing *)
+ "scrub (securely wipe) free space",
+ "\
+This command creates the directory C<dir> and then fills it
+with files until the filesystem is full, and scrubs the files
+as for C<guestfs_scrub_file>, and deletes them.
+The intention is to scrub any free space on the partition
+containing C<dir>.
+
+It is an interface to the L<scrub(1)> program. See that
+manual page for more details.");
+
+ ("mkdtemp", (RString "dir", [Pathname "template"]), 117, [],
+ [InitBasicFS, Always, TestRun (
+ [["mkdir"; "/tmp"];
+ ["mkdtemp"; "/tmp/tmpXXXXXX"]])],
+ "create a temporary directory",
+ "\
+This command creates a temporary directory. The
+C<template> parameter should be a full pathname for the
+temporary directory name with the final six characters being
+\"XXXXXX\".
+
+For example: \"/tmp/myprogXXXXXX\" or \"/Temp/myprogXXXXXX\",
+the second one being suitable for Windows filesystems.
+
+The name of the temporary directory that was created
+is returned.
+
+The temporary directory is created with mode 0700
+and is owned by root.
+
+The caller is responsible for deleting the temporary
+directory and its contents after use.
+
+See also: L<mkdtemp(3)>");
+
+ ("wc_l", (RInt "lines", [Pathname "path"]), 118, [],
+ [InitSquashFS, Always, TestOutputInt (
+ [["wc_l"; "/10klines"]], 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", [Pathname "path"]), 119, [],
+ [InitSquashFS, 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", [Pathname "path"]), 120, [],
+ [InitSquashFS, 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],
+ [InitSquashFS, Always, TestOutputList (
+ [["head"; "/10klines"]], ["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.");
+
+ ("head_n", (RStringList "lines", [Int "nrlines"; Pathname "path"]), 122, [ProtocolLimitWarning],
+ [InitSquashFS, Always, TestOutputList (
+ [["head_n"; "3"; "/10klines"]], ["0abcdefghijklmnopqrstuvwxyz";"1abcdefghijklmnopqrstuvwxyz";"2abcdefghijklmnopqrstuvwxyz"]);
+ InitSquashFS, Always, TestOutputList (
+ [["head_n"; "-9997"; "/10klines"]], ["0abcdefghijklmnopqrstuvwxyz";"1abcdefghijklmnopqrstuvwxyz";"2abcdefghijklmnopqrstuvwxyz"]);
+ InitSquashFS, 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>.
+
+If the parameter C<nrlines> is a negative number, this returns lines
+from the file C<path>, excluding the last C<nrlines> lines.
+
+If the parameter C<nrlines> is zero, this returns an empty list.");
+
+ ("tail", (RStringList "lines", [Pathname "path"]), 123, [ProtocolLimitWarning],
+ [InitSquashFS, 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.");
+
+ ("tail_n", (RStringList "lines", [Int "nrlines"; Pathname "path"]), 124, [ProtocolLimitWarning],
+ [InitSquashFS, Always, TestOutputList (
+ [["tail_n"; "3"; "/10klines"]], ["9997abcdefghijklmnopqrstuvwxyz";"9998abcdefghijklmnopqrstuvwxyz";"9999abcdefghijklmnopqrstuvwxyz"]);
+ InitSquashFS, Always, TestOutputList (
+ [["tail_n"; "-9998"; "/10klines"]], ["9997abcdefghijklmnopqrstuvwxyz";"9998abcdefghijklmnopqrstuvwxyz";"9999abcdefghijklmnopqrstuvwxyz"]);
+ InitSquashFS, 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>.
+
+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, [],
+ [InitSquashFS, Always, TestOutputInt (
+ [["du"; "/directory"]], 0 (* squashfs doesn't have blocks *))],
+ "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, [],
+ [InitSquashFS, 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 (
+ [["sfdiskM"; "/dev/sda"; ","];
+ ["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 (
+ [["sfdiskM"; "/dev/sda"; ","];
+ ["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, [],
+ (let uuid = uuidgen () in
+ [InitEmpty, Always, TestRun (
+ [["sfdiskM"; "/dev/sda"; ","];
+ ["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, [],
+ [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.");
+
+ ("mkfifo", (RErr, [Int "mode"; Pathname "path"]), 134, [],
+ [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>.");
+
+ ("mknod_b", (RErr, [Int "mode"; Int "devmajor"; Int "devminor"; Pathname "path"]), 135, [],
+ [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>.");
+
+ ("mknod_c", (RErr, [Int "mode"; Int "devmajor"; Int "devminor"; Pathname "path"]), 136, [],
+ [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>.");
+
+ ("umask", (RInt "oldmask", [Int "mask"]), 137, [],
+ [], (* XXX umask is one of those stateful things that we should
+ * reset between each test.
+ *)
+ "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 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> and the L<sfdisk(8)> manpage.");
+
+ ("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, [],
+ [],
+ "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, [],
+ [],
+ "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, [],
+ [],
+ "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, [],
+ [],
+ "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, [],
+ [],
+ "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, [],
+ [],
+ "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],
+ [InitSquashFS, Always, TestOutputBuffer (
+ [["read_file"; "/known-4"]], "abc\ndef\nghi")],
+ "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],
+ [InitSquashFS, Always, TestOutputList (
+ [["grep"; "abc"; "/test-grep.txt"]], ["abc"; "abc123"]);
+ InitSquashFS, Always, TestOutputList (
+ [["grep"; "nomatch"; "/test-grep.txt"]], [])],
+ "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],
+ [InitSquashFS, 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],
+ [InitSquashFS, 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],
+ [InitSquashFS, 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],
+ [InitSquashFS, 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],
+ [InitSquashFS, 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],
+ [InitSquashFS, 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],
+ [InitSquashFS, 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],
+ [InitSquashFS, 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],
+ [InitSquashFS, 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],
+ [InitSquashFS, 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],
+ [InitSquashFS, 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, [],
+ [InitSquashFS, 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 (
+ [["sfdiskM"; "/dev/sdb"; ","];
+ ["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, [],
+ (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, [],
+ [], (* 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, [],
+ [InitSquashFS, 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, [],
+ [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, [],
+ [],
+ "remove an inotify watch",
+ "\
+Remove a previously defined inotify watch.
+See C<guestfs_inotify_add_watch>.");
+
+ ("inotify_read", (RStructList ("events", "inotify_event"), []), 182, [],
+ [],
+ "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, [],
+ [],
+ "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, [],
+ [],
+ "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, [],
+ [],
+ "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, [],
+ [],
+ "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 (
+ [["sfdiskM"; "/dev/sda"; ","];
+ ["mkfs_b"; "ext2"; "4096"; "/dev/sda1"];
+ ["mount"; "/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"; "/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"; "/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, [],
+ (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"; "/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, [],
+ [],
+ "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, [],
+ [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).");
+
+]
+
+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
+
+(* 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;
+ ];
+] (* 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";
+]
+
+(* 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 =
+ (* ||| 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
+ | _ -> ()
+ ) all_functions;
+
+ (* return key->values as a list of (key,value) *)
+ Hashtbl.fold (fun key value xs -> (key, value) :: xs) h []
+
+(* debug:
+let () =
+ List.iter (
+ function
+ | sn, RStructOnly -> printf "%s RStructOnly\n" sn
+ | sn, RStructListOnly -> printf "%s RStructListOnly\n" sn
+ | sn, RStructAndList -> printf "%s RStructAndList\n" sn
+ ) rstructs_used
+*)
+
+(* Used for testing language bindings. *)
+type callt =
+ | CallString of string
+ | CallOptString of string option
+ | CallStringList of string list
+ | CallInt of int
+ | 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.
+ *)
+let failwithf fs = ksprintf failwith fs
+
+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 isspace c =
+ c = ' '
+ (* || c = '\f' *) || c = '\n' || c = '\r' || c = '\t' (* || c = '\v' *)
+
+let triml ?(test = isspace) str =
+ let i = ref 0 in
+ let n = ref (String.length str) in
+ while !n > 0 && test str.[!i]; do
+ decr n;
+ incr i
+ done;
+ if !i = 0 then str
+ else String.sub str !i !n
+
+let trimr ?(test = isspace) str =
+ let n = ref (String.length str) in
+ while !n > 0 && test str.[!n-1]; do
+ decr n
+ done;
+ if !n = String.length str then str
+ else String.sub str 0 !n
+
+let trim ?(test = isspace) str =
+ trimr ~test (triml ~test str)
+
+let rec find s sub =
+ let len = String.length s in
+ let sublen = String.length sub in
+ 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 *)
+ in
+ let r = loop2 0 in
+ if r = -1 then loop (i+1) else r
+ ) else
+ -1 (* not found *)
+ in
+ loop 0
+
+let rec replace_str s s1 s2 =
+ let len = String.length s in
+ let sublen = String.length s1 in
+ let i = find s s1 in
+ if i = -1 then s
+ else (