1 /* 2 * Copyright (C) 2001, 2002, and 2003 Roy Keene 3 * 4 * This program is free software; you can redistribute it and/or 5 * modify it under the terms of the GNU General Public License 6 * as published by the Free Software Foundation; either version 2 7 * of the License, or (at your option) any later version. 8 * 9 * This program is distributed in the hope that it will be useful, 10 * but WITHOUT ANY WARRANTY; without even the implied warranty of 11 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the 12 * GNU General Public License for more details. 13 * 14 * You should have received a copy of the GNU General Public License 15 * along with this program; if not, write to the Free Software 16 * Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. 17 * 18 * email: dact@rkeene.org 19 */ 20 21 #ifndef _CIPHER_CHAOS_H 22 #define _CIPHER_CHAOS_H 23 #include "dact.h" 24 #include "comp_fail.h" 25 26 #if defined(USE_MODULES) && !defined(AS_MODULE) 27 #define cipher_chaos DACT_FAILED_ALGO 28 #else 29 30 31 #define R(x) 4*(x) 32 #define NORM(x) { x+=0.000001; while(x<1) x*=10; while(x>=1) x/=10; } 33 #define BEST(x,y) { y=((int) ((x)*10000))&0xff; } 34 #define FIX(x) { x=(((double) ((int) ((x)*100000)))/100000); } 35 36 int cipher_chaos(const char *inblock, char *outblock, const int blksize, char *key, const int mode); 37 int cipher_chaos_init(const int mode, char *key); 38 int cipher_chaos_init_getkey(const int mode, char *key); 39 int cipher_chaos_encdec(const char *blk, char *outblk, const int blksize, char *key); 40 unsigned char cipher_chaos_getbyte(double *x, int y); 41 #endif 42 #endif |