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d02b48c6 | 1 | /* crypto/bf/bf_ecb.c */ |
58964a49 | 2 | /* Copyright (C) 1995-1998 Eric Young (eay@cryptsoft.com) |
d02b48c6 RE |
3 | * All rights reserved. |
4 | * | |
5 | * This package is an SSL implementation written | |
6 | * by Eric Young (eay@cryptsoft.com). | |
7 | * The implementation was written so as to conform with Netscapes SSL. | |
0f113f3e | 8 | * |
d02b48c6 RE |
9 | * This library is free for commercial and non-commercial use as long as |
10 | * the following conditions are aheared to. The following conditions | |
11 | * apply to all code found in this distribution, be it the RC4, RSA, | |
12 | * lhash, DES, etc., code; not just the SSL code. The SSL documentation | |
13 | * included with this distribution is covered by the same copyright terms | |
14 | * except that the holder is Tim Hudson (tjh@cryptsoft.com). | |
0f113f3e | 15 | * |
d02b48c6 RE |
16 | * Copyright remains Eric Young's, and as such any Copyright notices in |
17 | * the code are not to be removed. | |
18 | * If this package is used in a product, Eric Young should be given attribution | |
19 | * as the author of the parts of the library used. | |
20 | * This can be in the form of a textual message at program startup or | |
21 | * in documentation (online or textual) provided with the package. | |
0f113f3e | 22 | * |
d02b48c6 RE |
23 | * Redistribution and use in source and binary forms, with or without |
24 | * modification, are permitted provided that the following conditions | |
25 | * are met: | |
26 | * 1. Redistributions of source code must retain the copyright | |
27 | * notice, this list of conditions and the following disclaimer. | |
28 | * 2. Redistributions in binary form must reproduce the above copyright | |
29 | * notice, this list of conditions and the following disclaimer in the | |
30 | * documentation and/or other materials provided with the distribution. | |
31 | * 3. All advertising materials mentioning features or use of this software | |
32 | * must display the following acknowledgement: | |
33 | * "This product includes cryptographic software written by | |
34 | * Eric Young (eay@cryptsoft.com)" | |
35 | * The word 'cryptographic' can be left out if the rouines from the library | |
36 | * being used are not cryptographic related :-). | |
0f113f3e | 37 | * 4. If you include any Windows specific code (or a derivative thereof) from |
d02b48c6 RE |
38 | * the apps directory (application code) you must include an acknowledgement: |
39 | * "This product includes software written by Tim Hudson (tjh@cryptsoft.com)" | |
0f113f3e | 40 | * |
d02b48c6 RE |
41 | * THIS SOFTWARE IS PROVIDED BY ERIC YOUNG ``AS IS'' AND |
42 | * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE | |
43 | * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE | |
44 | * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE | |
45 | * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL | |
46 | * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS | |
47 | * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) | |
48 | * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT | |
49 | * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY | |
50 | * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF | |
51 | * SUCH DAMAGE. | |
0f113f3e | 52 | * |
d02b48c6 RE |
53 | * The licence and distribution terms for any publically available version or |
54 | * derivative of this code cannot be changed. i.e. this code cannot simply be | |
55 | * copied and put under another distribution licence | |
56 | * [including the GNU Public Licence.] | |
57 | */ | |
58 | ||
ec577822 | 59 | #include <openssl/blowfish.h> |
d02b48c6 | 60 | #include "bf_locl.h" |
ec577822 | 61 | #include <openssl/opensslv.h> |
d02b48c6 | 62 | |
0f113f3e MC |
63 | /* |
64 | * Blowfish as implemented from 'Blowfish: Springer-Verlag paper' (From | |
65 | * LECTURE NOTES IN COMPUTER SCIENCE 809, FAST SOFTWARE ENCRYPTION, CAMBRIDGE | |
66 | * SECURITY WORKSHOP, CAMBRIDGE, U.K., DECEMBER 9-11, 1993) | |
d02b48c6 RE |
67 | */ |
68 | ||
0f113f3e | 69 | const char BF_version[] = "Blowfish" OPENSSL_VERSION_PTEXT; |
d02b48c6 | 70 | |
6b691a5c | 71 | const char *BF_options(void) |
0f113f3e | 72 | { |
d02b48c6 | 73 | #ifdef BF_PTR |
0f113f3e | 74 | return ("blowfish(ptr)"); |
d02b48c6 | 75 | #elif defined(BF_PTR2) |
0f113f3e | 76 | return ("blowfish(ptr2)"); |
d02b48c6 | 77 | #else |
0f113f3e | 78 | return ("blowfish(idx)"); |
d02b48c6 | 79 | #endif |
0f113f3e | 80 | } |
d02b48c6 | 81 | |
cf069401 | 82 | void BF_ecb_encrypt(const unsigned char *in, unsigned char *out, |
0f113f3e MC |
83 | const BF_KEY *key, int encrypt) |
84 | { | |
85 | BF_LONG l, d[2]; | |
d02b48c6 | 86 | |
0f113f3e MC |
87 | n2l(in, l); |
88 | d[0] = l; | |
89 | n2l(in, l); | |
90 | d[1] = l; | |
91 | if (encrypt) | |
92 | BF_encrypt(d, key); | |
93 | else | |
94 | BF_decrypt(d, key); | |
95 | l = d[0]; | |
96 | l2n(l, out); | |
97 | l = d[1]; | |
98 | l2n(l, out); | |
99 | l = d[0] = d[1] = 0; | |
100 | } |