src/libstrongswan/plugins/des/des_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 "des_plugin.h"
  19
  20 #include <library.h>
  21 #include "des_crypter.h"
  22
  23 typedef struct private_des_plugin_t private_des_plugin_t;
  24
  25 /**
  26  * private data of des_plugin
  27  */
  28 struct private_des_plugin_t {
  29
  30         /**
  31          * public functions
  32          */
  33         des_plugin_t public;
  34 };
  35
  36 /**
  37  * Implementation of des_plugin_t.destroy
  38  */
  39 static void destroy(private_des_plugin_t *this)
  40 {
  41         lib->crypto->remove_crypter(lib->crypto,
  42                                                                 (crypter_constructor_t)des_crypter_create);
  43         free(this);
  44 }
  45
  46 /*
  47  * see header file
  48  */
  49 plugin_t *plugin_create()
  50 {
  51         private_des_plugin_t *this = malloc_thing(private_des_plugin_t);
  52
  53         this->public.plugin.destroy = (void(*)(plugin_t*))destroy;
  54
  55         lib->crypto->add_crypter(lib->crypto, ENCR_DES,
  56                                                          (crypter_constructor_t)des_crypter_create);
  57         lib->crypto->add_crypter(lib->crypto, ENCR_3DES,
  58                                                          (crypter_constructor_t)des_crypter_create);
  59
  60         return &this->public.plugin;
  61 }
  62