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1 | /* Copyright (C) 1995-1997 Eric Young (eay@cryptsoft.com) |
2 | * All rights reserved. | |
3 | * | |
4 | * This package is an SSL implementation written | |
5 | * by Eric Young (eay@cryptsoft.com). | |
6 | * The implementation was written so as to conform with Netscapes SSL. | |
0f113f3e | 7 | * |
d02b48c6 RE |
8 | * This library is free for commercial and non-commercial use as long as |
9 | * the following conditions are aheared to. The following conditions | |
10 | * apply to all code found in this distribution, be it the RC4, RSA, | |
11 | * lhash, DES, etc., code; not just the SSL code. The SSL documentation | |
12 | * included with this distribution is covered by the same copyright terms | |
13 | * except that the holder is Tim Hudson (tjh@cryptsoft.com). | |
0f113f3e | 14 | * |
d02b48c6 RE |
15 | * Copyright remains Eric Young's, and as such any Copyright notices in |
16 | * the code are not to be removed. | |
17 | * If this package is used in a product, Eric Young should be given attribution | |
18 | * as the author of the parts of the library used. | |
19 | * This can be in the form of a textual message at program startup or | |
20 | * in documentation (online or textual) provided with the package. | |
0f113f3e | 21 | * |
d02b48c6 RE |
22 | * Redistribution and use in source and binary forms, with or without |
23 | * modification, are permitted provided that the following conditions | |
24 | * are met: | |
25 | * 1. Redistributions of source code must retain the copyright | |
26 | * notice, this list of conditions and the following disclaimer. | |
27 | * 2. Redistributions in binary form must reproduce the above copyright | |
28 | * notice, this list of conditions and the following disclaimer in the | |
29 | * documentation and/or other materials provided with the distribution. | |
30 | * 3. All advertising materials mentioning features or use of this software | |
31 | * must display the following acknowledgement: | |
32 | * "This product includes cryptographic software written by | |
33 | * Eric Young (eay@cryptsoft.com)" | |
34 | * The word 'cryptographic' can be left out if the rouines from the library | |
35 | * being used are not cryptographic related :-). | |
0f113f3e | 36 | * 4. If you include any Windows specific code (or a derivative thereof) from |
d02b48c6 RE |
37 | * the apps directory (application code) you must include an acknowledgement: |
38 | * "This product includes software written by Tim Hudson (tjh@cryptsoft.com)" | |
0f113f3e | 39 | * |
d02b48c6 RE |
40 | * THIS SOFTWARE IS PROVIDED BY ERIC YOUNG ``AS IS'' AND |
41 | * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE | |
42 | * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE | |
43 | * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE | |
44 | * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL | |
45 | * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS | |
46 | * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) | |
47 | * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT | |
48 | * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY | |
49 | * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF | |
50 | * SUCH DAMAGE. | |
0f113f3e | 51 | * |
d02b48c6 RE |
52 | * The licence and distribution terms for any publically available version or |
53 | * derivative of this code cannot be changed. i.e. this code cannot simply be | |
54 | * copied and put under another distribution licence | |
55 | * [including the GNU Public Licence.] | |
56 | */ | |
57 | ||
d02b48c6 | 58 | #ifndef HEADER_IDEA_H |
0f113f3e | 59 | # define HEADER_IDEA_H |
d02b48c6 | 60 | |
0f113f3e | 61 | # include <openssl/opensslconf.h>/* IDEA_INT, OPENSSL_NO_IDEA */ |
83054771 | 62 | |
0f113f3e MC |
63 | # ifdef OPENSSL_NO_IDEA |
64 | # error IDEA is disabled. | |
65 | # endif | |
f5d7a031 | 66 | |
0f113f3e MC |
67 | # define IDEA_ENCRYPT 1 |
68 | # define IDEA_DECRYPT 0 | |
d02b48c6 | 69 | |
0f113f3e MC |
70 | # define IDEA_BLOCK 8 |
71 | # define IDEA_KEY_LENGTH 16 | |
d02b48c6 | 72 | |
82271cee RL |
73 | #ifdef __cplusplus |
74 | extern "C" { | |
75 | #endif | |
76 | ||
0f113f3e MC |
77 | typedef struct idea_key_st { |
78 | IDEA_INT data[9][6]; | |
79 | } IDEA_KEY_SCHEDULE; | |
d02b48c6 | 80 | |
e778802f | 81 | const char *idea_options(void); |
1921eaad | 82 | void idea_ecb_encrypt(const unsigned char *in, unsigned char *out, |
0f113f3e | 83 | IDEA_KEY_SCHEDULE *ks); |
1921eaad | 84 | void idea_set_encrypt_key(const unsigned char *key, IDEA_KEY_SCHEDULE *ks); |
d02b48c6 | 85 | void idea_set_decrypt_key(IDEA_KEY_SCHEDULE *ek, IDEA_KEY_SCHEDULE *dk); |
1921eaad | 86 | void idea_cbc_encrypt(const unsigned char *in, unsigned char *out, |
0f113f3e MC |
87 | long length, IDEA_KEY_SCHEDULE *ks, unsigned char *iv, |
88 | int enc); | |
1921eaad | 89 | void idea_cfb64_encrypt(const unsigned char *in, unsigned char *out, |
0f113f3e MC |
90 | long length, IDEA_KEY_SCHEDULE *ks, unsigned char *iv, |
91 | int *num, int enc); | |
1921eaad | 92 | void idea_ofb64_encrypt(const unsigned char *in, unsigned char *out, |
0f113f3e MC |
93 | long length, IDEA_KEY_SCHEDULE *ks, unsigned char *iv, |
94 | int *num); | |
d02b48c6 | 95 | void idea_encrypt(unsigned long *in, IDEA_KEY_SCHEDULE *ks); |
d02b48c6 RE |
96 | #ifdef __cplusplus |
97 | } | |
98 | #endif | |
99 | ||
100 | #endif |