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| 1 | 13 | up20180614 | /* crypto/idea/idea.h */
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| 2 | /* Copyright (C) 1995-1997 Eric Young (eay@cryptsoft.com)
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| 3 | * All rights reserved.
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| 4 | *
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| 5 | * This package is an SSL implementation written
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| 6 | * by Eric Young (eay@cryptsoft.com).
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| 7 | * The implementation was written so as to conform with Netscapes SSL.
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| 8 | *
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| 9 | * This library is free for commercial and non-commercial use as long as
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| 10 | * the following conditions are aheared to. The following conditions
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| 11 | * apply to all code found in this distribution, be it the RC4, RSA,
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| 12 | * lhash, DES, etc., code; not just the SSL code. The SSL documentation
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| 13 | * included with this distribution is covered by the same copyright terms
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| 14 | * except that the holder is Tim Hudson (tjh@cryptsoft.com).
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| 15 | *
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| 16 | * Copyright remains Eric Young's, and as such any Copyright notices in
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| 17 | * the code are not to be removed.
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| 18 | * If this package is used in a product, Eric Young should be given attribution
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| 19 | * as the author of the parts of the library used.
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| 20 | * This can be in the form of a textual message at program startup or
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| 21 | * in documentation (online or textual) provided with the package.
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| 22 | *
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| 23 | * Redistribution and use in source and binary forms, with or without
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| 24 | * modification, are permitted provided that the following conditions
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| 25 | * are met:
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| 26 | * 1. Redistributions of source code must retain the copyright
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| 27 | * notice, this list of conditions and the following disclaimer.
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| 28 | * 2. Redistributions in binary form must reproduce the above copyright
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| 29 | * notice, this list of conditions and the following disclaimer in the
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| 30 | * documentation and/or other materials provided with the distribution.
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| 31 | * 3. All advertising materials mentioning features or use of this software
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| 32 | * must display the following acknowledgement:
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| 33 | * "This product includes cryptographic software written by
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| 34 | * Eric Young (eay@cryptsoft.com)"
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| 35 | * The word 'cryptographic' can be left out if the rouines from the library
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| 36 | * being used are not cryptographic related :-).
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| 37 | * 4. If you include any Windows specific code (or a derivative thereof) from
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| 38 | * the apps directory (application code) you must include an acknowledgement:
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| 39 | * "This product includes software written by Tim Hudson (tjh@cryptsoft.com)"
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| 40 | *
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| 41 | * THIS SOFTWARE IS PROVIDED BY ERIC YOUNG ``AS IS'' AND
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| 42 | * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
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| 43 | * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
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| 44 | * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
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| 45 | * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
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| 46 | * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
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| 47 | * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
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| 48 | * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
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| 49 | * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
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| 50 | * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
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| 51 | * SUCH DAMAGE.
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| 52 | *
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| 53 | * The licence and distribution terms for any publically available version or
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| 54 | * derivative of this code cannot be changed. i.e. this code cannot simply be
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| 55 | * copied and put under another distribution licence
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| 56 | * [including the GNU Public Licence.]
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| 57 | */
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| 58 | |||
| 59 | #ifndef HEADER_IDEA_H
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| 60 | # define HEADER_IDEA_H
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| 61 | |||
| 62 | # include <openssl/opensslconf.h>/* IDEA_INT, OPENSSL_NO_IDEA */ |
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| 63 | |||
| 64 | # ifdef OPENSSL_NO_IDEA
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| 65 | # error IDEA is disabled.
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| 66 | # endif
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| 67 | |||
| 68 | # include <sys/types.h> |
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| 69 | |||
| 70 | # define IDEA_ENCRYPT 1 |
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| 71 | # define IDEA_DECRYPT 0 |
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| 72 | |||
| 73 | # define IDEA_BLOCK 8 |
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| 74 | # define IDEA_KEY_LENGTH 16 |
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| 75 | |||
| 76 | #ifdef __cplusplus
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| 77 | extern "C" { |
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| 78 | #endif
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| 79 | |||
| 80 | typedef struct idea_key_st { |
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| 81 | IDEA_INT data[9][6]; |
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| 82 | } IDEA_KEY_SCHEDULE; |
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| 83 | |||
| 84 | const char *idea_options(void); |
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| 85 | void idea_ecb_encrypt(const unsigned char *in, unsigned char *out, |
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| 86 | IDEA_KEY_SCHEDULE *ks); |
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| 87 | # ifdef OPENSSL_FIPS
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| 88 | void private_idea_set_encrypt_key(const unsigned char *key, |
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| 89 | IDEA_KEY_SCHEDULE *ks); |
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| 90 | # endif
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| 91 | void idea_set_encrypt_key(const unsigned char *key, IDEA_KEY_SCHEDULE *ks); |
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| 92 | void idea_set_decrypt_key(IDEA_KEY_SCHEDULE *ek, IDEA_KEY_SCHEDULE *dk);
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| 93 | void idea_cbc_encrypt(const unsigned char *in, unsigned char *out, |
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| 94 | long length, IDEA_KEY_SCHEDULE *ks, unsigned char *iv, |
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| 95 | int enc);
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| 96 | void idea_cfb64_encrypt(const unsigned char *in, unsigned char *out, |
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| 97 | long length, IDEA_KEY_SCHEDULE *ks, unsigned char *iv, |
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| 98 | int *num, int enc); |
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| 99 | void idea_ofb64_encrypt(const unsigned char *in, unsigned char *out, |
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| 100 | long length, IDEA_KEY_SCHEDULE *ks, unsigned char *iv, |
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| 101 | int *num);
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| 102 | void idea_encrypt(IDEA_INT *in, IDEA_KEY_SCHEDULE *ks);
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| 103 | #ifdef __cplusplus
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| 104 | } |
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| 105 | #endif
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| 106 | |||
| 107 | #endif |