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/* backend.c - Dispatcher to the various backends.
* Copyright (C) 2009 Free Software Foundation, Inc.
*
* 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 <http://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 "i18n.h"
#include "keyblob.h"
#include "backend.h"
#include "be-encfs.h"
#include "be-truecrypt.h"
static gpg_error_t
no_such_backend (int conttype)
{
log_error ("invalid backend %d given - this is most likely a bug\n",
conttype);
return gpg_error (GPG_ERR_INTERNAL);
}
/* If the backend requires a separate file or directory for the
container, return its name by computing it from FNAME which gives
the g13 filename. The new file name is allocated and stored at
R_NAME, if this is expected to be a directory true is stored at
R_ISDIR. If no detached name is expected or an error occurs NULL
is stored at R_NAME. The function returns 0 on success or an error
code. */
gpg_error_t
be_get_detached_name (int conttype, const char *fname,
char **r_name, int *r_isdir)
{
*r_name = NULL;
*r_isdir = 0;
switch (conttype)
{
case CONTTYPE_ENCFS:
return be_encfs_get_detached_name (fname, r_name, r_isdir);
default:
return no_such_backend (conttype);
}
}
gpg_error_t
be_create_new_keys (int conttype, membuf_t *mb)
{
switch (conttype)
{
case CONTTYPE_ENCFS:
return be_encfs_create_new_keys (mb);
case CONTTYPE_TRUECRYPT:
return be_truecrypt_create_new_keys (mb);
default:
return no_such_backend (conttype);
}
}
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