crypto/idea/i_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 /*
  11  * IDEA low level APIs are deprecated for public use, but still ok for internal
  12  * use where we're using them to implement the higher level EVP interface, as is
  13  * the case here.
  14  */
  15 #include "internal/deprecated.h"
  16
  17 #include <openssl/idea.h>
  18 #include "idea_local.h"
  19 #include <openssl/opensslv.h>
  20
  21 const char *IDEA_options(void)
  22 {
  23     return "idea(int)";
  24 }
  25
  26 void IDEA_ecb_encrypt(const unsigned char *in, unsigned char *out,
  27                       IDEA_KEY_SCHEDULE *ks)
  28 {
  29     unsigned long l0, l1, d[2];
  30
  31     n2l(in, l0);
  32     d[0] = l0;
  33     n2l(in, l1);
  34     d[1] = l1;
  35     IDEA_encrypt(d, ks);
  36     l0 = d[0];
  37     l2n(l0, out);
  38     l1 = d[1];
  39     l2n(l1, out);
  40     l0 = l1 = d[0] = d[1] = 0;
  41 }