crypto/rc5/rc5_ecb.c

   1 /*
   2  * Copyright 1995-2016 The OpenSSL Project Authors. All Rights Reserved.
   3  *
   4  * Licensed under the Apache License 2.0 (the "License").  You may not use
   5  * this file except in compliance with the License.  You can obtain a copy
   6  * in the file LICENSE in the source distribution or at
   7  * https://www.openssl.org/source/license.html
   8  */
   9
  10 #include <openssl/rc5.h>
  11 #include "rc5_locl.h"
  12 #include <openssl/opensslv.h>
  13
  14 void RC5_32_ecb_encrypt(const unsigned char *in, unsigned char *out,
  15                         RC5_32_KEY *ks, int encrypt)
  16 {
  17     unsigned long l, d[2];
  18
  19     c2l(in, l);
  20     d[0] = l;
  21     c2l(in, l);
  22     d[1] = l;
  23     if (encrypt)
  24         RC5_32_encrypt(d, ks);
  25     else
  26         RC5_32_decrypt(d, ks);
  27     l = d[0];
  28     l2c(l, out);
  29     l = d[1];
  30     l2c(l, out);
  31     l = d[0] = d[1] = 0;
  32 }