text: /*	$KAME: rijndael.c,v 1.3 2003/08/28 14:20:22 itojun Exp $	*/
  
  /*
   * rijndael-alg-fst.c
   *
   * @version 3.0 (December 2000)
   *
   * Optimised ANSI C code for the Rijndael cipher (now AES)
   *
   * @author Vincent Rijmen <vincent.rijmen@esat.kuleuven.ac.be>
   * @author Antoon Bosselaers <antoon.bosselaers@esat.kuleuven.ac.be>
   * @author Paulo Barreto <paulo.barreto@terra.com.br>
   *
   * This code is hereby placed in the public domain.
   *
   * THIS SOFTWARE IS PROVIDED BY THE AUTHORS ''AS IS'' AND ANY EXPRESS
   * OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
   * WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
   * ARE DISCLAIMED.  IN NO EVENT SHALL THE AUTHORS OR CONTRIBUTORS BE
   * LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
   * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
   * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR
   * BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY,
   * WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE
   * OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE,
   * EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
   */
  
  #include <sys/cdefs.h>
  __FBSDID("$FreeBSD: release/9.1.0/sys/crypto/rijndael/rijndael-api.c 175360 2008-01-15 18:34:47Z sobomax $");
  
  #include <sys/types.h>
  #ifdef _KERNEL
  #include <sys/systm.h>
  #endif
  
  #include <crypto/rijndael/rijndael.h>
  
  void
  rijndael_set_key(rijndael_ctx *ctx, const u_char *key, int bits)
  {
  
  	ctx->Nr = rijndaelKeySetupEnc(ctx->ek, key, bits);
  	rijndaelKeySetupDec(ctx->dk, key, bits);
  }
  
  void
  rijndael_decrypt(const rijndael_ctx *ctx, const u_char *src, u_char *dst)
  {
  
  	rijndaelDecrypt(ctx->dk, ctx->Nr, src, dst);
  }
  
  void
  rijndael_encrypt(const rijndael_ctx *ctx, const u_char *src, u_char *dst)
  {
  
  	rijndaelEncrypt(ctx->ek, ctx->Nr, src, dst);
  }
  