rc2.h revision 55714
14Srgrimes/* crypto/rc2/rc2.h */ 24Srgrimes/* Copyright (C) 1995-1997 Eric Young (eay@cryptsoft.com) 34Srgrimes * All rights reserved. 44Srgrimes * 54Srgrimes * This package is an SSL implementation written 64Srgrimes * by Eric Young (eay@cryptsoft.com). 74Srgrimes * The implementation was written so as to conform with Netscapes SSL. 84Srgrimes * 94Srgrimes * This library is free for commercial and non-commercial use as long as 104Srgrimes * the following conditions are aheared to. The following conditions 114Srgrimes * apply to all code found in this distribution, be it the RC4, RSA, 124Srgrimes * lhash, DES, etc., code; not just the SSL code. The SSL documentation 134Srgrimes * included with this distribution is covered by the same copyright terms 144Srgrimes * except that the holder is Tim Hudson (tjh@cryptsoft.com). 154Srgrimes * 164Srgrimes * Copyright remains Eric Young's, and as such any Copyright notices in 174Srgrimes * the code are not to be removed. 184Srgrimes * If this package is used in a product, Eric Young should be given attribution 194Srgrimes * as the author of the parts of the library used. 204Srgrimes * This can be in the form of a textual message at program startup or 214Srgrimes * in documentation (online or textual) provided with the package. 224Srgrimes * 234Srgrimes * Redistribution and use in source and binary forms, with or without 244Srgrimes * modification, are permitted provided that the following conditions 254Srgrimes * are met: 264Srgrimes * 1. Redistributions of source code must retain the copyright 274Srgrimes * notice, this list of conditions and the following disclaimer. 284Srgrimes * 2. Redistributions in binary form must reproduce the above copyright 294Srgrimes * notice, this list of conditions and the following disclaimer in the 304Srgrimes * documentation and/or other materials provided with the distribution. 314Srgrimes * 3. All advertising materials mentioning features or use of this software 324Srgrimes * must display the following acknowledgement: 334Srgrimes * "This product includes cryptographic software written by 344Srgrimes * Eric Young (eay@cryptsoft.com)" 354Srgrimes * The word 'cryptographic' can be left out if the rouines from the library 36556Srgrimes * being used are not cryptographic related :-). 3750477Speter * 4. If you include any Windows specific code (or a derivative thereof) from 3815392Sphk * the apps directory (application code) you must include an acknowledgement: 39757Sdg * "This product includes software written by Tim Hudson (tjh@cryptsoft.com)" 40757Sdg * 41757Sdg * THIS SOFTWARE IS PROVIDED BY ERIC YOUNG ``AS IS'' AND 4215392Sphk * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE 4315392Sphk * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE 444Srgrimes * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE 454Srgrimes * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL 4632358Seivind * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS 4790132Sbde * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) 4837272Sjmg * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT 4914835Sbde * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY 5014835Sbde * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF 515908Sbde * SUCH DAMAGE. 524Srgrimes * 5314835Sbde * The licence and distribution terms for any publically available version or 5414835Sbde * derivative of this code cannot be changed. i.e. this code cannot simply be 5514835Sbde * copied and put under another distribution licence 5615543Sphk * [including the GNU Public Licence.] 5714835Sbde */ 5814835Sbde 5914835Sbde#ifndef HEADER_RC2_H 6014835Sbde#define HEADER_RC2_H 6173017Speter 6273017Speter#ifdef __cplusplus 6373017Speterextern "C" { 6473017Speter#endif 6573017Speter 6673017Speter#ifdef NO_RC2 674Srgrimes#error RC2 is disabled. 68757Sdg#endif 69757Sdg 704Srgrimes#define RC2_ENCRYPT 1 714Srgrimes#define RC2_DECRYPT 0 724Srgrimes 734Srgrimes#include <openssl/opensslconf.h> /* RC2_INT */ 744Srgrimes#define RC2_BLOCK 8 75200Sdg#define RC2_KEY_LENGTH 16 764Srgrimes 774Srgrimestypedef struct rc2_key_st 7882307Sjulian { 7982307Sjulian RC2_INT data[64]; 8082307Sjulian } RC2_KEY; 8182308Speter 8282394Speter 8382307Sjulianvoid RC2_set_key(RC2_KEY *key, int len, unsigned char *data,int bits); 844Srgrimesvoid RC2_ecb_encrypt(unsigned char *in,unsigned char *out,RC2_KEY *key, 8573011Sjake int enc); 8673011Sjakevoid RC2_encrypt(unsigned long *data,RC2_KEY *key); 8773011Sjakevoid RC2_decrypt(unsigned long *data,RC2_KEY *key); 8873011Sjakevoid RC2_cbc_encrypt(unsigned char *in, unsigned char *out, long length, 89592Srgrimes RC2_KEY *ks, unsigned char *iv, int enc); 903861Sbdevoid RC2_cfb64_encrypt(unsigned char *in, unsigned char *out, long length, 914Srgrimes RC2_KEY *schedule, unsigned char *ivec, int *num, int enc); 924Srgrimesvoid RC2_ofb64_encrypt(unsigned char *in, unsigned char *out, long length, 9382307Sjulian RC2_KEY *schedule, unsigned char *ivec, int *num); 944Srgrimes 9573011Sjake#ifdef __cplusplus 9673011Sjake} 9773011Sjake#endif 9873011Sjake 994Srgrimes#endif 10070928Sjake