separated sha1_prf implementation from sha1_hasher
[strongswan.git] / src / libstrongswan / plugins / sha1 / sha1_plugin.c
1 /*
2 * Copyright (C) 2008 Martin Willi
3 * Hochschule fuer Technik Rapperswil
4 *
5 * This program is free software; you can redistribute it and/or modify it
6 * under the terms of the GNU General Public License as published by the
7 * Free Software Foundation; either version 2 of the License, or (at your
8 * option) any later version. See <http://www.fsf.org/copyleft/gpl.txt>.
9 *
10 * This program is distributed in the hope that it will be useful, but
11 * WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY
12 * or FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
13 * for more details.
14 *
15 * $Id$
16 */
17
18 #include "sha1_plugin.h"
19
20 #include <library.h>
21 #include "sha1_hasher.h"
22 #include "sha1_prf.h"
23
24 typedef struct private_sha1_plugin_t private_sha1_plugin_t;
25
26 /**
27 * private data of sha1_plugin
28 */
29 struct private_sha1_plugin_t {
30
31 /**
32 * public functions
33 */
34 sha1_plugin_t public;
35 };
36
37 /**
38 * Implementation of sha1_plugin_t.destroy
39 */
40 static void destroy(private_sha1_plugin_t *this)
41 {
42 lib->crypto->remove_hasher(lib->crypto,
43 (hasher_constructor_t)sha1_hasher_create);
44 lib->crypto->remove_prf(lib->crypto,
45 (prf_constructor_t)sha1_prf_create);
46 free(this);
47 }
48
49 /*
50 * see header file
51 */
52 plugin_t *plugin_create()
53 {
54 private_sha1_plugin_t *this = malloc_thing(private_sha1_plugin_t);
55
56 this->public.plugin.destroy = (void(*)(plugin_t*))destroy;
57
58 lib->crypto->add_hasher(lib->crypto, HASH_SHA1,
59 (hasher_constructor_t)sha1_hasher_create);
60 lib->crypto->add_prf(lib->crypto, PRF_KEYED_SHA1,
61 (prf_constructor_t)sha1_prf_create);
62
63 return &this->public.plugin;
64 }
65