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1.1.1.4 ! root 1: /* Deprecated/legacy */ ! 2: 1.1 root 3: /* crypto/bf/blowfish.h */ 4: /* Copyright (C) 1995-1997 Eric Young ([email protected]) 5: * All rights reserved. 6: * 7: * This package is an SSL implementation written 8: * by Eric Young ([email protected]). 9: * The implementation was written so as to conform with Netscapes SSL. 10: * 11: * This library is free for commercial and non-commercial use as long as 12: * the following conditions are aheared to. The following conditions 13: * apply to all code found in this distribution, be it the RC4, RSA, 14: * lhash, DES, etc., code; not just the SSL code. The SSL documentation 15: * included with this distribution is covered by the same copyright terms 16: * except that the holder is Tim Hudson ([email protected]). 17: * 18: * Copyright remains Eric Young's, and as such any Copyright notices in 19: * the code are not to be removed. 20: * If this package is used in a product, Eric Young should be given attribution 21: * as the author of the parts of the library used. 22: * This can be in the form of a textual message at program startup or 23: * in documentation (online or textual) provided with the package. 24: * 25: * Redistribution and use in source and binary forms, with or without 26: * modification, are permitted provided that the following conditions 27: * are met: 28: * 1. Redistributions of source code must retain the copyright 29: * notice, this list of conditions and the following disclaimer. 30: * 2. Redistributions in binary form must reproduce the above copyright 31: * notice, this list of conditions and the following disclaimer in the 32: * documentation and/or other materials provided with the distribution. 33: * 3. All advertising materials mentioning features or use of this software 34: * must display the following acknowledgement: 35: * "This product includes cryptographic software written by 36: * Eric Young ([email protected])" 37: * The word 'cryptographic' can be left out if the rouines from the library 38: * being used are not cryptographic related :-). 39: * 4. If you include any Windows specific code (or a derivative thereof) from 40: * the apps directory (application code) you must include an acknowledgement: 41: * "This product includes software written by Tim Hudson ([email protected])" 42: * 43: * THIS SOFTWARE IS PROVIDED BY ERIC YOUNG ``AS IS'' AND 44: * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE 45: * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE 46: * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE 47: * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL 48: * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS 49: * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) 50: * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT 51: * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY 52: * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF 53: * SUCH DAMAGE. 54: * 55: * The licence and distribution terms for any publically available version or 56: * derivative of this code cannot be changed. i.e. this code cannot simply be 57: * copied and put under another distribution licence 58: * [including the GNU Public Licence.] 59: */ 60: 61: #ifndef HEADER_BLOWFISH_H 62: #define HEADER_BLOWFISH_H 63: 64: #ifdef __cplusplus 65: extern "C" { 66: #endif 67: 68: #define BF_ENCRYPT 1 69: #define BF_DECRYPT 0 70: 71: /* If you make this 'unsigned int' the pointer variants will work on 72: * the Alpha, otherwise they will not. Strangly using the '8 byte' 73: * BF_LONG and the default 'non-pointer' inner loop is the best configuration 74: * for the Alpha */ 1.1.1.2 root 75: #define BF_LONG unsigned __int32 1.1 root 76: 77: #define BF_ROUNDS 16 78: #define BF_BLOCK 8 79: 80: typedef struct bf_key_st 81: { 82: BF_LONG P[BF_ROUNDS+2]; 83: BF_LONG S[4*256]; 84: } BF_KEY; 85: 86: #ifndef NOPROTO 87: 1.1.1.3 root 88: void BF_set_key(BF_KEY *key, int len, unsigned char *data); 89: void BF_ecb_encrypt(unsigned char *in,unsigned char *out,BF_KEY *key, int enc); 90: void BF_ecb_le_encrypt(unsigned char *in, unsigned char *out, BF_KEY *ks, int encrypt); 91: void BF_encrypt(BF_LONG *data,BF_KEY *key); 92: void BF_decrypt(BF_LONG *data,BF_KEY *key); 1.1 root 93: void BF_cbc_encrypt(unsigned char *in, unsigned char *out, long length, 94: BF_KEY *ks, unsigned char *iv, int enc); 95: void BF_cfb64_encrypt(unsigned char *in, unsigned char *out, long length, 96: BF_KEY *schedule, unsigned char *ivec, int *num, int enc); 97: void BF_ofb64_encrypt(unsigned char *in, unsigned char *out, long length, 98: BF_KEY *schedule, unsigned char *ivec, int *num); 99: char *BF_options(void); 100: 101: #else 102: 103: void BF_set_key(); 104: void BF_ecb_encrypt(); 1.1.1.3 root 105: void BF_encrypt(); 106: void BF_decrypt(); 1.1 root 107: void BF_cbc_encrypt(); 108: void BF_cfb64_encrypt(); 109: void BF_ofb64_encrypt(); 110: char *BF_options(); 111: 112: #endif 113: 114: #ifdef __cplusplus 115: } 116: #endif 117: 118: #endif
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