xref: /openssl/crypto/idea/i_ecb.c (revision 33388b44)
1 /*
2  * Copyright 1995-2020 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 
IDEA_options(void)21 const char *IDEA_options(void)
22 {
23     return "idea(int)";
24 }
25 
IDEA_ecb_encrypt(const unsigned char * in,unsigned char * out,IDEA_KEY_SCHEDULE * ks)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 }
42