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/* be-dmcrypt.c - The DM-Crypt based backend
* Copyright (C) 2015 Werner Koch
*
* This file is part of GnuPG.
*
* GnuPG 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 3 of the License, or
* (at your option) any later version.
*
* GnuPG 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, see <https://www.gnu.org/licenses/>.
*/
#include <config.h>
#include <stdio.h>
#include <stdlib.h>
#include <string.h>
#include <errno.h>
#include <unistd.h>
#include "g13.h"
#include "../common/i18n.h"
#include "keyblob.h"
#include "call-syshelp.h"
#include "be-dmcrypt.h"
/* Create the container using the current device.
* information in TUPLES. */
gpg_error_t
be_dmcrypt_create_container (ctrl_t ctrl)
{
gpg_error_t err;
err = call_syshelp_run_create (ctrl, CONTTYPE_DM_CRYPT);
return err;
}
/* Mount the container described by the filename FNAME and the keyblob
* information in TUPLES. On success the runner id is stored at R_ID. */
gpg_error_t
be_dmcrypt_mount_container (ctrl_t ctrl,
const char *fname, const char *mountpoint,
tupledesc_t tuples)
{
gpg_error_t err;
err = call_syshelp_set_device (ctrl, fname);
if (err)
goto leave;
err = call_syshelp_run_mount (ctrl, CONTTYPE_DM_CRYPT, mountpoint, tuples);
leave:
return err;
}
/* 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)
{
gpg_error_t err;
err = call_syshelp_set_device (ctrl, fname);
if (err)
goto leave;
err = call_syshelp_run_suspend (ctrl, CONTTYPE_DM_CRYPT);
leave:
return err;
}
/* Resume the container described by the filename FNAME and the keyblob
* information in TUPLES. */
gpg_error_t
be_dmcrypt_resume_container (ctrl_t ctrl, const char *fname, tupledesc_t tuples)
{
gpg_error_t err;
err = call_syshelp_set_device (ctrl, fname);
if (err)
goto leave;
err = call_syshelp_run_resume (ctrl, CONTTYPE_DM_CRYPT, tuples);
leave:
return err;
}
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