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g13: Implement --umount for dm-crypt.

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* g13/g13.c (main): Implement command --umount.
* g13/mount.c (g13_umount_container): use the syshelper if needed.
* g13/backend.c (be_umount_container): New.
* g13/be-dmcrypt.c (be_dmcrypt_umount_container): New.
* g13/call-syshelp.c (call_syshelp_run_umount): New.
* g13/sh-cmd.c (cmd_umount): New.
(register_commands): Register UMOUNT.
* g13/sh-dmcrypt.c (sh_dmcrypt_umount_container): New.

Signed-off-by: Werner Koch <wk@gnupg.org>
This commit is contained in:
Werner Koch 2016-08-14 20:17:51 +02:00
parent c9a0bccc77
commit b781113cf1
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GPG key ID: E3FDFF218E45B72B
11 changed files with 245 additions and 23 deletions
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17
g13/be-dmcrypt.c
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@ -64,6 +64,23 @@ be_dmcrypt_mount_container (ctrl_t ctrl,
}
/* Unmount the container described by the filename FNAME. */
gpg_error_t
be_dmcrypt_umount_container (ctrl_t ctrl, const char *fname)
{
gpg_error_t err;
err = call_syshelp_set_device (ctrl, fname);
if (err)
goto leave;
err = call_syshelp_run_umount (ctrl, CONTTYPE_DM_CRYPT);
leave:
return err;
}
/* Suspend the container described by the filename FNAME. */
gpg_error_t
be_dmcrypt_suspend_container (ctrl_t ctrl, const char *fname)