From 3de234656bc61a2d35b0f1a9ccb1e6ef7535166b Mon Sep 17 00:00:00 2001 From: Richard Jones Date: Mon, 8 Jun 2009 17:44:14 +0100 Subject: [PATCH] Add 'ntfs_3g_probe' command so we can probe the "mountability" of an NTFS partition. --- daemon/Makefile.am | 1 + daemon/ntfs.c | 48 ++++++++++++++++++++++++++++++++++++++++++++++++ src/generator.ml | 23 +++++++++++++++++++++++ 3 files changed, 72 insertions(+) create mode 100644 daemon/ntfs.c diff --git a/daemon/Makefile.am b/daemon/Makefile.am index a8ddd67..ea4b721 100644 --- a/daemon/Makefile.am +++ b/daemon/Makefile.am @@ -42,6 +42,7 @@ guestfsd_SOURCES = \ ls.c \ lvm.c \ mount.c \ + ntfs.c \ pingdaemon.c \ proto.c \ sfdisk.c \ diff --git a/daemon/ntfs.c b/daemon/ntfs.c new file mode 100644 index 0000000..70826df --- /dev/null +++ b/daemon/ntfs.c @@ -0,0 +1,48 @@ +/* libguestfs - the guestfsd daemon + * Copyright (C) 2009 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 + * the Free Software Foundation; either version 2 of the License, or + * (at your option) any later version. + * + * This program is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU General Public License for more details. + * + * You should have received a copy of the GNU General Public License + * along with this program; if not, write to the Free Software + * Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA. + */ + +#include + +#include +#include +#include +#include + +#include "daemon.h" +#include "actions.h" + +int +do_ntfs_3g_probe (int rw, const char *device) +{ + char *err; + int r; + const char *rw_flag; + + IS_DEVICE (device, -1); + + rw_flag = rw ? "-w" : "-r"; + + r = commandr (NULL, &err, "ntfs-3g.probe", rw_flag, device, NULL); + if (r == -1) { + reply_with_error ("ntfs-3g.probe: %s: %s", device, err); + free (err); + return -1; + } + + return r; +} diff --git a/src/generator.ml b/src/generator.ml index ffee564..2113bc4 100755 --- a/src/generator.ml +++ b/src/generator.ml @@ -2318,6 +2318,29 @@ This command is only needed because of C "\ Sleep for C seconds."); + ("ntfs_3g_probe", (RInt "status", [Bool "rw"; String "device"]), 110, [], + [InitNone, Always, TestOutputInt ( + [["sfdisk"; "/dev/sda"; "0"; "0"; "0"; ","]; + ["mkfs"; "ntfs"; "/dev/sda1"]; + ["ntfs_3g_probe"; "true"; "/dev/sda1"]], 0); + InitNone, Always, TestOutputInt ( + [["sfdisk"; "/dev/sda"; "0"; "0"; "0"; ","]; + ["mkfs"; "ext2"; "/dev/sda1"]; + ["ntfs_3g_probe"; "true"; "/dev/sda1"]], 12)], + "probe NTFS volume", + "\ +This command runs the L command which probes +an NTFS C for mountability. (Not all NTFS volumes can +be mounted read-write, and some cannot be mounted at all). + +C 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 manual page."); + ] let all_functions = non_daemon_functions @ daemon_functions -- 1.8.3.1