c67f81089be9e789a520129d3b86d4da75222c26
[strongswan.git] / src / libstrongswan / plugins / fips_prf / fips_prf_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
16 #include "fips_prf_plugin.h"
17
18 #include <library.h>
19 #include "fips_prf.h"
20
21 static const char *plugin_name = "fips_prf";
22
23 typedef struct private_fips_prf_plugin_t private_fips_prf_plugin_t;
24
25 /**
26 * private data of fips_prf_plugin
27 */
28 struct private_fips_prf_plugin_t {
29
30 /**
31 * public functions
32 */
33 fips_prf_plugin_t public;
34 };
35
36 METHOD(plugin_t, destroy, void,
37 private_fips_prf_plugin_t *this)
38 {
39 lib->crypto->remove_prf(lib->crypto,
40 (prf_constructor_t)fips_prf_create);
41 free(this);
42 }
43
44 /*
45 * see header file
46 */
47 plugin_t *fips_prf_plugin_create()
48 {
49 private_fips_prf_plugin_t *this;
50 prf_t *prf;
51
52 INIT(this,
53 .public = {
54 .plugin = {
55 .destroy = _destroy,
56 },
57 },
58 );
59
60 prf = lib->crypto->create_prf(lib->crypto, PRF_KEYED_SHA1);
61 if (prf)
62 {
63 prf->destroy(prf);
64 lib->crypto->add_prf(lib->crypto, PRF_FIPS_SHA1_160, plugin_name,
65 (prf_constructor_t)fips_prf_create);
66 }
67
68 return &this->public.plugin;
69 }