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 * BF low level APIs are deprecated for public use, but still ok for internal
12 * use.
13 */
14 #include "internal/deprecated.h"
15
16 #include <openssl/blowfish.h>
17 #include "bf_local.h"
18 #include <openssl/opensslv.h>
19
20 /*
21 * Blowfish as implemented from 'Blowfish: Springer-Verlag paper' (From
22 * LECTURE NOTES IN COMPUTER SCIENCE 809, FAST SOFTWARE ENCRYPTION, CAMBRIDGE
23 * SECURITY WORKSHOP, CAMBRIDGE, U.K., DECEMBER 9-11, 1993)
24 */
25
BF_options(void)26 const char *BF_options(void)
27 {
28 return "blowfish(ptr)";
29 }
30
BF_ecb_encrypt(const unsigned char * in,unsigned char * out,const BF_KEY * key,int encrypt)31 void BF_ecb_encrypt(const unsigned char *in, unsigned char *out,
32 const BF_KEY *key, int encrypt)
33 {
34 BF_LONG l, d[2];
35
36 n2l(in, l);
37 d[0] = l;
38 n2l(in, l);
39 d[1] = l;
40 if (encrypt)
41 BF_encrypt(d, key);
42 else
43 BF_decrypt(d, key);
44 l = d[0];
45 l2n(l, out);
46 l = d[1];
47 l2n(l, out);
48 l = d[0] = d[1] = 0;
49 }
50
