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 #include <openssl/engine.h>
  20
  21 #include "openssl_plugin.h"
  22
  23 #include <library.h>
  24 #include "openssl_crypter.h"
  25 #include "openssl_hasher.h"
  26 #include "openssl_diffie_hellman.h"
  27 #include "openssl_ec_diffie_hellman.h"
  28 #include "openssl_rsa_private_key.h"
  29 #include "openssl_rsa_public_key.h"
  30 #include "openssl_ec_private_key.h"
  31 #include "openssl_ec_public_key.h"
  32
  33 typedef struct private_openssl_plugin_t private_openssl_plugin_t;
  34
  35 /**
  36  * private data of openssl_plugin
  37  */
  38 struct private_openssl_plugin_t {
  39
  40         /**
  41          * public functions
  42          */
  43         openssl_plugin_t public;
  44 };
  45
  46 /**
  47  * Implementation of openssl_plugin_t.destroy
  48  */
  49 static void destroy(private_openssl_plugin_t *this)
  50 {
  51         lib->crypto->remove_crypter(lib->crypto,
  52                                         (crypter_constructor_t)openssl_crypter_create);
  53         lib->crypto->remove_hasher(lib->crypto,
  54                                         (hasher_constructor_t)openssl_hasher_create);
  55         lib->crypto->remove_dh(lib->crypto,
  56                                         (dh_constructor_t)openssl_diffie_hellman_create);
  57         lib->crypto->remove_dh(lib->crypto,
  58                                         (dh_constructor_t)openssl_ec_diffie_hellman_create);
  59         lib->creds->remove_builder(lib->creds,
  60                                         (builder_constructor_t)openssl_rsa_private_key_builder);
  61         lib->creds->remove_builder(lib->creds,
  62                                         (builder_constructor_t)openssl_rsa_public_key_builder);
  63         lib->creds->remove_builder(lib->creds,
  64                                         (builder_constructor_t)openssl_ec_private_key_builder);
  65         lib->creds->remove_builder(lib->creds,
  66                                         (builder_constructor_t)openssl_ec_public_key_builder);
  67
  68         ENGINE_cleanup();
  69         EVP_cleanup();
  70
  71         free(this);
  72 }
  73
  74 /*
  75  * see header file
  76  */
  77 plugin_t *plugin_create()
  78 {
  79         private_openssl_plugin_t *this = malloc_thing(private_openssl_plugin_t);
  80
  81         this->public.plugin.destroy = (void(*)(plugin_t*))destroy;
  82
  83         OpenSSL_add_all_algorithms();
  84
  85         /* activate support for hardware accelerators */
  86         ENGINE_load_builtin_engines();
  87         ENGINE_register_all_complete();
  88
  89         /* crypter */
  90         lib->crypto->add_crypter(lib->crypto, ENCR_DES,
  91                                         (crypter_constructor_t)openssl_crypter_create);
  92         lib->crypto->add_crypter(lib->crypto, ENCR_3DES,
  93                                         (crypter_constructor_t)openssl_crypter_create);
  94         lib->crypto->add_crypter(lib->crypto, ENCR_RC5,
  95                                         (crypter_constructor_t)openssl_crypter_create);
  96         lib->crypto->add_crypter(lib->crypto, ENCR_IDEA,
  97                                         (crypter_constructor_t)openssl_crypter_create);
  98         lib->crypto->add_crypter(lib->crypto, ENCR_CAST,
  99                                         (crypter_constructor_t)openssl_crypter_create);
 100         lib->crypto->add_crypter(lib->crypto, ENCR_BLOWFISH,
 101                                         (crypter_constructor_t)openssl_crypter_create);
 102         lib->crypto->add_crypter(lib->crypto, ENCR_NULL,
 103                                         (crypter_constructor_t)openssl_crypter_create);
 104         lib->crypto->add_crypter(lib->crypto, ENCR_AES_CBC,
 105                                         (crypter_constructor_t)openssl_crypter_create);
 106
 107         /* hasher */
 108         lib->crypto->add_hasher(lib->crypto, HASH_SHA1,
 109                                         (hasher_constructor_t)openssl_hasher_create);
 110         lib->crypto->add_hasher(lib->crypto, HASH_MD2,
 111                                         (hasher_constructor_t)openssl_hasher_create);
 112         lib->crypto->add_hasher(lib->crypto, HASH_MD5,
 113                                         (hasher_constructor_t)openssl_hasher_create);
 114         lib->crypto->add_hasher(lib->crypto, HASH_SHA256,
 115                                         (hasher_constructor_t)openssl_hasher_create);
 116         lib->crypto->add_hasher(lib->crypto, HASH_SHA384,
 117                                         (hasher_constructor_t)openssl_hasher_create);
 118         lib->crypto->add_hasher(lib->crypto, HASH_SHA512,
 119                                         (hasher_constructor_t)openssl_hasher_create);
 120
 121         /* diffie hellman */
 122         lib->crypto->add_dh(lib->crypto, MODP_768_BIT,
 123                                                 (dh_constructor_t)openssl_diffie_hellman_create);
 124         lib->crypto->add_dh(lib->crypto, MODP_1024_BIT,
 125                                                 (dh_constructor_t)openssl_diffie_hellman_create);
 126         lib->crypto->add_dh(lib->crypto, MODP_1536_BIT,
 127                                                 (dh_constructor_t)openssl_diffie_hellman_create);
 128         lib->crypto->add_dh(lib->crypto, MODP_2048_BIT,
 129                                                 (dh_constructor_t)openssl_diffie_hellman_create);
 130         lib->crypto->add_dh(lib->crypto, MODP_3072_BIT,
 131                                                 (dh_constructor_t)openssl_diffie_hellman_create);
 132         lib->crypto->add_dh(lib->crypto, MODP_4096_BIT,
 133                                                 (dh_constructor_t)openssl_diffie_hellman_create);
 134         lib->crypto->add_dh(lib->crypto, MODP_6144_BIT,
 135                                                 (dh_constructor_t)openssl_diffie_hellman_create);
 136         lib->crypto->add_dh(lib->crypto, MODP_8192_BIT,
 137                                                 (dh_constructor_t)openssl_diffie_hellman_create);
 138
 139         /* ec diffie hellman */
 140         lib->crypto->add_dh(lib->crypto, ECP_192_BIT,
 141                                                 (dh_constructor_t)openssl_ec_diffie_hellman_create);
 142         lib->crypto->add_dh(lib->crypto, ECP_224_BIT,
 143                                                 (dh_constructor_t)openssl_ec_diffie_hellman_create);
 144         lib->crypto->add_dh(lib->crypto, ECP_256_BIT,
 145                                                 (dh_constructor_t)openssl_ec_diffie_hellman_create);
 146         lib->crypto->add_dh(lib->crypto, ECP_384_BIT,
 147                                                 (dh_constructor_t)openssl_ec_diffie_hellman_create);
 148         lib->crypto->add_dh(lib->crypto, ECP_521_BIT,
 149                                                 (dh_constructor_t)openssl_ec_diffie_hellman_create);
 150
 151         /* rsa */
 152         lib->creds->add_builder(lib->creds, CRED_PRIVATE_KEY, KEY_RSA,
 153                                                 (builder_constructor_t)openssl_rsa_private_key_builder);
 154         lib->creds->add_builder(lib->creds, CRED_PUBLIC_KEY, KEY_RSA,
 155                                                 (builder_constructor_t)openssl_rsa_public_key_builder);
 156
 157         /* ec */
 158         lib->creds->add_builder(lib->creds, CRED_PRIVATE_KEY, KEY_ECDSA,
 159                                                 (builder_constructor_t)openssl_ec_private_key_builder);
 160         lib->creds->add_builder(lib->creds, CRED_PUBLIC_KEY, KEY_ECDSA,
 161                                                 (builder_constructor_t)openssl_ec_public_key_builder);
 162
 163         return &this->public.plugin;
 164 }