rijndael.c

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    1 /*      $NetBSD: rijndael.c,v 1.8 2005/12/11 12:20:52 christos Exp $    */
    2 
    3 /**
    4  * rijndael-alg-fst.c
    5  *
    6  * @version 3.0 (December 2000)
    7  *
    8  * Optimised ANSI C code for the Rijndael cipher (now AES)
    9  *
   10  * @author Vincent Rijmen <vincent.rijmen@esat.kuleuven.ac.be>
   11  * @author Antoon Bosselaers <antoon.bosselaers@esat.kuleuven.ac.be>
   12  * @author Paulo Barreto <paulo.barreto@terra.com.br>
   13  *
   14  * This code is hereby placed in the public domain.
   15  *
   16  * THIS SOFTWARE IS PROVIDED BY THE AUTHORS ''AS IS'' AND ANY EXPRESS
   17  * OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
   18  * WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
   19  * ARE DISCLAIMED.  IN NO EVENT SHALL THE AUTHORS OR CONTRIBUTORS BE
   20  * LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
   21  * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
   22  * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR
   23  * BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY,
   24  * WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE
   25  * OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE,
   26  * EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
   27  */
   28 
   29 #include <sys/cdefs.h>
   30 __KERNEL_RCSID(0, "$NetBSD: rijndael.c,v 1.8 2005/12/11 12:20:52 christos Exp $");
   31 
   32 #include <sys/types.h>
   33 #include <sys/systm.h>
   34 
   35 #include <crypto/rijndael/rijndael.h>
   36 
   37 void
   38 rijndael_set_key(rijndael_ctx *ctx, const u_char *key, int bits)
   39 {
   40 
   41         ctx->Nr = rijndaelKeySetupEnc(ctx->ek, key, bits);
   42         rijndaelKeySetupDec(ctx->dk, key, bits);
   43 }
   44 
   45 void
   46 rijndael_decrypt(const rijndael_ctx *ctx, const u_char *src, u_char *dst)
   47 {
   48 
   49         rijndaelDecrypt(ctx->dk, ctx->Nr, src, dst);
   50 }
   51 
   52 void
   53 rijndael_encrypt(const rijndael_ctx *ctx, const u_char *src, u_char *dst)
   54 {
   55 
   56         rijndaelEncrypt(ctx->ek, ctx->Nr, src, dst);
   57 }

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FreeBSD/Linux Kernel Cross Reference sys/crypto/rijndael/rijndael.c

FreeBSD/Linux Kernel Cross Reference
sys/crypto/rijndael/rijndael.c