rc2.h revision 267654
175115Sfenner/* crypto/rc2/rc2.h */ 275115Sfenner/* Copyright (C) 1995-1997 Eric Young (eay@cryptsoft.com) 375115Sfenner * All rights reserved. 475115Sfenner * 575115Sfenner * This package is an SSL implementation written 675115Sfenner * by Eric Young (eay@cryptsoft.com). 775115Sfenner * The implementation was written so as to conform with Netscapes SSL. 875115Sfenner * 975115Sfenner * This library is free for commercial and non-commercial use as long as 1075115Sfenner * the following conditions are aheared to. The following conditions 1175115Sfenner * apply to all code found in this distribution, be it the RC4, RSA, 1275115Sfenner * lhash, DES, etc., code; not just the SSL code. The SSL documentation 1375115Sfenner * included with this distribution is covered by the same copyright terms 1475115Sfenner * except that the holder is Tim Hudson (tjh@cryptsoft.com). 1575115Sfenner * 1675115Sfenner * Copyright remains Eric Young's, and as such any Copyright notices in 1775115Sfenner * the code are not to be removed. 1875115Sfenner * If this package is used in a product, Eric Young should be given attribution 1975115Sfenner * as the author of the parts of the library used. 2075115Sfenner * This can be in the form of a textual message at program startup or 2175115Sfenner * in documentation (online or textual) provided with the package. 2275115Sfenner * 2375115Sfenner * Redistribution and use in source and binary forms, with or without 2475115Sfenner * modification, are permitted provided that the following conditions 2575115Sfenner * are met: 2675115Sfenner * 1. Redistributions of source code must retain the copyright 2775115Sfenner * notice, this list of conditions and the following disclaimer. 2875115Sfenner * 2. Redistributions in binary form must reproduce the above copyright 2975115Sfenner * notice, this list of conditions and the following disclaimer in the 3075115Sfenner * documentation and/or other materials provided with the distribution. 3175115Sfenner * 3. All advertising materials mentioning features or use of this software 32127668Sbms * must display the following acknowledgement: 33190207Srpaulo * "This product includes cryptographic software written by 3475115Sfenner * Eric Young (eay@cryptsoft.com)" 3575115Sfenner * The word 'cryptographic' can be left out if the rouines from the library 36127668Sbms * being used are not cryptographic related :-). 3775115Sfenner * 4. If you include any Windows specific code (or a derivative thereof) from 38127668Sbms * the apps directory (application code) you must include an acknowledgement: 3975115Sfenner * "This product includes software written by Tim Hudson (tjh@cryptsoft.com)" 40127668Sbms * 41127668Sbms * THIS SOFTWARE IS PROVIDED BY ERIC YOUNG ``AS IS'' AND 4275115Sfenner * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE 4375115Sfenner * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE 4475115Sfenner * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE 4575115Sfenner * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL 4675115Sfenner * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS 4775115Sfenner * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) 4875115Sfenner * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT 4975115Sfenner * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY 50127668Sbms * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF 5175115Sfenner * SUCH DAMAGE. 5275115Sfenner * 5375115Sfenner * The licence and distribution terms for any publically available version or 5475115Sfenner * derivative of this code cannot be changed. i.e. this code cannot simply be 5575115Sfenner * copied and put under another distribution licence 5675115Sfenner * [including the GNU Public Licence.] 5775115Sfenner */ 5875115Sfenner 5975115Sfenner#ifndef HEADER_RC2_H 6075115Sfenner#define HEADER_RC2_H 6175115Sfenner 6275115Sfenner#include <openssl/opensslconf.h> /* OPENSSL_NO_RC2, RC2_INT */ 6375115Sfenner#ifdef OPENSSL_NO_RC2 6475115Sfenner#error RC2 is disabled. 6575115Sfenner#endif 6675115Sfenner 6775115Sfenner#define RC2_ENCRYPT 1 6875115Sfenner#define RC2_DECRYPT 0 6975115Sfenner 7075115Sfenner#define RC2_BLOCK 8 7175115Sfenner#define RC2_KEY_LENGTH 16 7275115Sfenner 7375115Sfenner#ifdef __cplusplus 74extern "C" { 75#endif 76 77typedef struct rc2_key_st 78 { 79 RC2_INT data[64]; 80 } RC2_KEY; 81 82#ifdef OPENSSL_FIPS 83void private_RC2_set_key(RC2_KEY *key, int len, const unsigned char *data,int bits); 84#endif 85void RC2_set_key(RC2_KEY *key, int len, const unsigned char *data,int bits); 86void RC2_ecb_encrypt(const unsigned char *in,unsigned char *out,RC2_KEY *key, 87 int enc); 88void RC2_encrypt(unsigned long *data,RC2_KEY *key); 89void RC2_decrypt(unsigned long *data,RC2_KEY *key); 90void RC2_cbc_encrypt(const unsigned char *in, unsigned char *out, long length, 91 RC2_KEY *ks, unsigned char *iv, int enc); 92void RC2_cfb64_encrypt(const unsigned char *in, unsigned char *out, 93 long length, RC2_KEY *schedule, unsigned char *ivec, 94 int *num, int enc); 95void RC2_ofb64_encrypt(const unsigned char *in, unsigned char *out, 96 long length, RC2_KEY *schedule, unsigned char *ivec, 97 int *num); 98 99#ifdef __cplusplus 100} 101#endif 102 103#endif 104