src/libstrongswan/plugins/openssl/openssl_plugin.c

   1 /*
   2  * Copyright (C) 2008 Tobias Brunner
   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 <openssl/evp.h>
  19
  20 #include "openssl_plugin.h"
  21
  22 #include <library.h>
  23 #include "openssl_crypter.h"
  24
  25 typedef struct private_openssl_plugin_t private_openssl_plugin_t;
  26
  27 /**
  28  * private data of openssl_plugin
  29  */
  30 struct private_openssl_plugin_t {
  31
  32         /**
  33          * public functions
  34          */
  35         openssl_plugin_t public;
  36 };
  37
  38 /**
  39  * Implementation of openssl_plugin_t.destroy
  40  */
  41 static void destroy(private_openssl_plugin_t *this)
  42 {
  43         lib->crypto->remove_crypter(lib->crypto,
  44                                         (crypter_constructor_t)openssl_crypter_create);
  45
  46         EVP_cleanup();
  47
  48         free(this);
  49 }
  50
  51 /*
  52  * see header file
  53  */
  54 plugin_t *plugin_create()
  55 {
  56         private_openssl_plugin_t *this = malloc_thing(private_openssl_plugin_t);
  57
  58         this->public.plugin.destroy = (void(*)(plugin_t*))destroy;
  59
  60         OpenSSL_add_all_algorithms();
  61
  62         lib->crypto->add_crypter(lib->crypto, ENCR_DES,
  63                                         (crypter_constructor_t)openssl_crypter_create);
  64         lib->crypto->add_crypter(lib->crypto, ENCR_3DES,
  65                                         (crypter_constructor_t)openssl_crypter_create);
  66         lib->crypto->add_crypter(lib->crypto, ENCR_RC5,
  67                                         (crypter_constructor_t)openssl_crypter_create);
  68         lib->crypto->add_crypter(lib->crypto, ENCR_IDEA,
  69                                         (crypter_constructor_t)openssl_crypter_create);
  70         lib->crypto->add_crypter(lib->crypto, ENCR_CAST,
  71                                         (crypter_constructor_t)openssl_crypter_create);
  72         lib->crypto->add_crypter(lib->crypto, ENCR_BLOWFISH,
  73                                         (crypter_constructor_t)openssl_crypter_create);
  74         lib->crypto->add_crypter(lib->crypto, ENCR_NULL,
  75                                         (crypter_constructor_t)openssl_crypter_create);
  76         lib->crypto->add_crypter(lib->crypto, ENCR_AES_CBC,
  77                                         (crypter_constructor_t)openssl_crypter_create);
  78
  79         return &this->public.plugin;
  80 }