172c33676SMaxim Ag /* $OpenBSD: idea.h,v 1.10 2014/06/12 15:49:29 deraadt Exp $ */ 2f5b1c8a1SJohn Marino /* Copyright (C) 1995-1997 Eric Young (eay@cryptsoft.com) 3f5b1c8a1SJohn Marino * All rights reserved. 4f5b1c8a1SJohn Marino * 5f5b1c8a1SJohn Marino * This package is an SSL implementation written 6f5b1c8a1SJohn Marino * by Eric Young (eay@cryptsoft.com). 7f5b1c8a1SJohn Marino * The implementation was written so as to conform with Netscapes SSL. 8f5b1c8a1SJohn Marino * 9f5b1c8a1SJohn Marino * This library is free for commercial and non-commercial use as long as 10f5b1c8a1SJohn Marino * the following conditions are aheared to. The following conditions 11f5b1c8a1SJohn Marino * apply to all code found in this distribution, be it the RC4, RSA, 12f5b1c8a1SJohn Marino * lhash, DES, etc., code; not just the SSL code. The SSL documentation 13f5b1c8a1SJohn Marino * included with this distribution is covered by the same copyright terms 14f5b1c8a1SJohn Marino * except that the holder is Tim Hudson (tjh@cryptsoft.com). 15f5b1c8a1SJohn Marino * 16f5b1c8a1SJohn Marino * Copyright remains Eric Young's, and as such any Copyright notices in 17f5b1c8a1SJohn Marino * the code are not to be removed. 18f5b1c8a1SJohn Marino * If this package is used in a product, Eric Young should be given attribution 19f5b1c8a1SJohn Marino * as the author of the parts of the library used. 20f5b1c8a1SJohn Marino * This can be in the form of a textual message at program startup or 21f5b1c8a1SJohn Marino * in documentation (online or textual) provided with the package. 22f5b1c8a1SJohn Marino * 23f5b1c8a1SJohn Marino * Redistribution and use in source and binary forms, with or without 24f5b1c8a1SJohn Marino * modification, are permitted provided that the following conditions 25f5b1c8a1SJohn Marino * are met: 26f5b1c8a1SJohn Marino * 1. Redistributions of source code must retain the copyright 27f5b1c8a1SJohn Marino * notice, this list of conditions and the following disclaimer. 28f5b1c8a1SJohn Marino * 2. Redistributions in binary form must reproduce the above copyright 29f5b1c8a1SJohn Marino * notice, this list of conditions and the following disclaimer in the 30f5b1c8a1SJohn Marino * documentation and/or other materials provided with the distribution. 31f5b1c8a1SJohn Marino * 3. All advertising materials mentioning features or use of this software 32f5b1c8a1SJohn Marino * must display the following acknowledgement: 33f5b1c8a1SJohn Marino * "This product includes cryptographic software written by 34f5b1c8a1SJohn Marino * Eric Young (eay@cryptsoft.com)" 35f5b1c8a1SJohn Marino * The word 'cryptographic' can be left out if the rouines from the library 36f5b1c8a1SJohn Marino * being used are not cryptographic related :-). 37f5b1c8a1SJohn Marino * 4. If you include any Windows specific code (or a derivative thereof) from 38f5b1c8a1SJohn Marino * the apps directory (application code) you must include an acknowledgement: 39f5b1c8a1SJohn Marino * "This product includes software written by Tim Hudson (tjh@cryptsoft.com)" 40f5b1c8a1SJohn Marino * 41f5b1c8a1SJohn Marino * THIS SOFTWARE IS PROVIDED BY ERIC YOUNG ``AS IS'' AND 42f5b1c8a1SJohn Marino * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE 43f5b1c8a1SJohn Marino * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE 44f5b1c8a1SJohn Marino * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE 45f5b1c8a1SJohn Marino * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL 46f5b1c8a1SJohn Marino * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS 47f5b1c8a1SJohn Marino * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) 48f5b1c8a1SJohn Marino * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT 49f5b1c8a1SJohn Marino * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY 50f5b1c8a1SJohn Marino * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF 51f5b1c8a1SJohn Marino * SUCH DAMAGE. 52f5b1c8a1SJohn Marino * 53f5b1c8a1SJohn Marino * The licence and distribution terms for any publically available version or 54f5b1c8a1SJohn Marino * derivative of this code cannot be changed. i.e. this code cannot simply be 55f5b1c8a1SJohn Marino * copied and put under another distribution licence 56f5b1c8a1SJohn Marino * [including the GNU Public Licence.] 57f5b1c8a1SJohn Marino */ 58f5b1c8a1SJohn Marino 59f5b1c8a1SJohn Marino #ifndef HEADER_IDEA_H 60f5b1c8a1SJohn Marino #define HEADER_IDEA_H 61f5b1c8a1SJohn Marino 62f5b1c8a1SJohn Marino #include <openssl/opensslconf.h> /* IDEA_INT, OPENSSL_NO_IDEA */ 63f5b1c8a1SJohn Marino 64f5b1c8a1SJohn Marino #ifdef OPENSSL_NO_IDEA 65f5b1c8a1SJohn Marino #error IDEA is disabled. 66f5b1c8a1SJohn Marino #endif 67f5b1c8a1SJohn Marino 68f5b1c8a1SJohn Marino #define IDEA_ENCRYPT 1 69f5b1c8a1SJohn Marino #define IDEA_DECRYPT 0 70f5b1c8a1SJohn Marino 71f5b1c8a1SJohn Marino #define IDEA_BLOCK 8 72f5b1c8a1SJohn Marino #define IDEA_KEY_LENGTH 16 73f5b1c8a1SJohn Marino 74f5b1c8a1SJohn Marino #ifdef __cplusplus 75f5b1c8a1SJohn Marino extern "C" { 76f5b1c8a1SJohn Marino #endif 77f5b1c8a1SJohn Marino 78f5b1c8a1SJohn Marino typedef struct idea_key_st 79f5b1c8a1SJohn Marino { 80f5b1c8a1SJohn Marino IDEA_INT data[9][6]; 81f5b1c8a1SJohn Marino } IDEA_KEY_SCHEDULE; 82f5b1c8a1SJohn Marino 83f5b1c8a1SJohn Marino const char *idea_options(void); 84f5b1c8a1SJohn Marino void idea_ecb_encrypt(const unsigned char *in, unsigned char *out, 85f5b1c8a1SJohn Marino IDEA_KEY_SCHEDULE *ks); 86f5b1c8a1SJohn Marino void idea_set_encrypt_key(const unsigned char *key, IDEA_KEY_SCHEDULE *ks); 87f5b1c8a1SJohn Marino void idea_set_decrypt_key(IDEA_KEY_SCHEDULE *ek, IDEA_KEY_SCHEDULE *dk); 88f5b1c8a1SJohn Marino void idea_cbc_encrypt(const unsigned char *in, unsigned char *out, 89f5b1c8a1SJohn Marino long length, IDEA_KEY_SCHEDULE *ks, unsigned char *iv,int enc); 90f5b1c8a1SJohn Marino void idea_cfb64_encrypt(const unsigned char *in, unsigned char *out, 91f5b1c8a1SJohn Marino long length, IDEA_KEY_SCHEDULE *ks, unsigned char *iv, 92f5b1c8a1SJohn Marino int *num,int enc); 93f5b1c8a1SJohn Marino void idea_ofb64_encrypt(const unsigned char *in, unsigned char *out, 94f5b1c8a1SJohn Marino long length, IDEA_KEY_SCHEDULE *ks, unsigned char *iv, int *num); 95f5b1c8a1SJohn Marino void idea_encrypt(unsigned long *in, IDEA_KEY_SCHEDULE *ks); 96f5b1c8a1SJohn Marino #ifdef __cplusplus 97f5b1c8a1SJohn Marino } 98f5b1c8a1SJohn Marino #endif 99f5b1c8a1SJohn Marino 100f5b1c8a1SJohn Marino #endif 101