/*  vim:expandtab:shiftwidth=2:tabstop=2:smarttab:
 * 
 *  Libhashkit library
 *
 *  Copyright (C) 2012 Data Differential, http://datadifferential.com/
 *
 *  Redistribution and use in source and binary forms, with or without
 *  modification, are permitted provided that the following conditions are
 *  met:
 *
 *      * Redistributions of source code must retain the above copyright
 *  notice, this list of conditions and the following disclaimer.
 *
 *      * Redistributions in binary form must reproduce the above
 *  copyright notice, this list of conditions and the following disclaimer
 *  in the documentation and/or other materials provided with the
 *  distribution.
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 *  promote products derived from this software without specific prior
 *  written permission.
 *
 *  THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
 *  "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
 *  LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
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 */


#include <libhashkit/common.h>

hashkit_string_st *hashkit_encrypt(hashkit_st *kit,
                                   const char* source, size_t source_length)
{
  return aes_encrypt(static_cast<aes_key_t*>(kit->_key), source, source_length);
}

hashkit_string_st *hashkit_decrypt(hashkit_st *kit,
                                   const char* source, size_t source_length)
{
  return aes_decrypt(static_cast<aes_key_t*>(kit->_key), source, source_length);
}

bool hashkit_key(hashkit_st *kit, const char *key, const size_t key_length)
{
  if (kit->_key)
  {
    free(kit->_key);
  }

  kit->_key= aes_create_key(key, key_length);
  
  return bool(kit->_key);
}