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/*
* Copyright (C) 2003 Nikos Mavroyanopoulos
*
* This file is part of GNUTLS-EXTRA.
*
* The GNUTLS library is free software; you can redistribute it and/or
* modify it under the terms of the GNU Lesser General Public
* License as published by the Free Software Foundation; either
* version 2.1 of the License, or (at your option) any later version.
*
* This library 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
* Lesser General Public License for more details.
*
* You should have received a copy of the GNU Lesser General Public
* License along with this library; if not, write to the Free Software
* Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
*
*/
/* Functions on OpenPGP keyring and trustdb parsing
*/
#include <gnutls_int.h>
#ifdef HAVE_LIBOPENCDK
#include <gnutls_datum.h>
#include <gnutls_global.h>
#include <gnutls_errors.h>
#include <opencdk.h>
#include <gnutls_openpgp.h>
#include <openpgp.h>
/* Keyring stuff.
*/
/**
* gnutls_openpgp_keyring_init - This function initializes a gnutls_openpgp_keyring structure
* @keyring: The structure to be initialized
*
* This function will initialize an OpenPGP keyring structure.
*
* Returns 0 on success.
*
**/
int gnutls_openpgp_keyring_init(gnutls_openpgp_keyring * keyring)
{
*keyring = gnutls_calloc( 1, sizeof(gnutls_openpgp_keyring_int));
if (*keyring) {
return 0; /* success */
}
return GNUTLS_E_MEMORY_ERROR;
}
/**
* gnutls_openpgp_keyring_deinit - This function deinitializes memory used by a gnutls_openpgp_keyring structure
* @keyring: The structure to be initialized
*
* This function will deinitialize a CRL structure.
*
**/
void gnutls_openpgp_keyring_deinit(gnutls_openpgp_keyring keyring)
{
if (!keyring) return;
if (keyring->hd) {
cdk_free( keyring->hd);
keyring->hd = NULL;
}
gnutls_free(keyring);
}
/**
* gnutls_openpgp_keyring_import - This function will import a RAW or BASE64 encoded key
* @keyring: The structure to store the parsed key.
* @data: The RAW or BASE64 encoded keyring.
* @format: One of gnutls_openpgp_keyring_fmt elements.
*
* This function will convert the given RAW or Base64 encoded keyring
* to the native gnutls_openpgp_keyring format. The output will be stored in 'keyring'.
*
* Returns 0 on success.
*
**/
int gnutls_openpgp_keyring_import(gnutls_openpgp_keyring keyring,
const gnutls_datum * data,
gnutls_openpgp_key_fmt format)
{
int rc;
keybox_blob *blob = NULL;
blob = kbx_read_blob( data, 0);
if( !blob ) {
gnutls_assert();
return GNUTLS_E_OPENPGP_KEYRING_ERROR;
}
keyring->hd = kbx_to_keydb( blob);
if( !keyring->hd ) {
gnutls_assert();
rc = GNUTLS_E_OPENPGP_KEYRING_ERROR;
goto leave;
}
rc = 0;
leave:
kbx_blob_release( blob );
return rc;
}
/* TrustDB stuff.
*/
/**
* gnutls_openpgp_trustdb_init - This function initializes a gnutls_openpgp_trustdb structure
* @trustdb: The structure to be initialized
*
* This function will initialize an OpenPGP trustdb structure.
*
* Returns 0 on success.
*
**/
int gnutls_openpgp_trustdb_init(gnutls_openpgp_trustdb * trustdb)
{
*trustdb = gnutls_calloc( 1, sizeof(gnutls_openpgp_trustdb_int));
if (*trustdb) {
return 0; /* success */
}
return GNUTLS_E_MEMORY_ERROR;
}
/**
* gnutls_openpgp_trustdb_deinit - This function deinitializes memory used by a gnutls_openpgp_trustdb structure
* @trustdb: The structure to be initialized
*
* This function will deinitialize a CRL structure.
*
**/
void gnutls_openpgp_trustdb_deinit(gnutls_openpgp_trustdb trustdb)
{
if (!trustdb) return;
if (trustdb->st) {
cdk_stream_close( trustdb->st);
trustdb->st = NULL;
}
gnutls_free(trustdb);
}
/**
* gnutls_openpgp_trustdb_import_file - This function will import a RAW or BASE64 encoded key
* @trustdb: The structure to store the parsed key.
* @file: The file that holds the trustdb.
*
* This function will convert the given RAW or Base64 encoded trustdb
* to the native gnutls_openpgp_trustdb format. The output will be stored in 'trustdb'.
*
* Returns 0 on success.
*
**/
int gnutls_openpgp_trustdb_import_file(gnutls_openpgp_trustdb trustdb,
const char * file)
{
int rc;
rc = cdk_stream_open( file, &trustdb->st);
if( rc ) {
rc = _gnutls_map_cdk_rc( rc );
gnutls_assert();
return rc;
}
return 0;
}
#endif
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