rc2.h revision 1.2
1/* $NetBSD: rc2.h,v 1.2 2017/01/28 21:31:47 christos Exp $ */ 2 3/* 4 * Copyright (c) 2004 Kungliga Tekniska H��gskolan 5 * (Royal Institute of Technology, Stockholm, Sweden). 6 * All rights reserved. 7 * 8 * Redistribution and use in source and binary forms, with or without 9 * modification, are permitted provided that the following conditions 10 * are met: 11 * 12 * 1. Redistributions of source code must retain the above copyright 13 * notice, this list of conditions and the following disclaimer. 14 * 15 * 2. Redistributions in binary form must reproduce the above copyright 16 * notice, this list of conditions and the following disclaimer in the 17 * documentation and/or other materials provided with the distribution. 18 * 19 * 3. Neither the name of the Institute nor the names of its contributors 20 * may be used to endorse or promote products derived from this software 21 * without specific prior written permission. 22 * 23 * THIS SOFTWARE IS PROVIDED BY THE INSTITUTE AND CONTRIBUTORS ``AS IS'' AND 24 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE 25 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE 26 * ARE DISCLAIMED. IN NO EVENT SHALL THE INSTITUTE OR CONTRIBUTORS BE LIABLE 27 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL 28 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS 29 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) 30 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT 31 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY 32 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF 33 * SUCH DAMAGE. 34 */ 35 36/* Id */ 37 38/* symbol renaming */ 39#define RC2_set_key hc_RC2_set_key 40#define RC2_encryptc hc_RC2_encryptc 41#define RC2_decryptc hc_RC2_decryptc 42#define RC2_cbc_encrypt hc_RC2_cbc_encrypt 43 44/* 45 * 46 */ 47 48#define RC2_ENCRYPT 1 49#define RC2_DECRYPT 0 50 51#define RC2_BLOCK_SIZE 8 52#define RC2_BLOCK RC2_BLOCK_SIZE 53#define RC2_KEY_LENGTH 16 54 55typedef struct rc2_key { 56 unsigned int data[64]; 57} RC2_KEY; 58 59#ifdef __cplusplus 60extern "C" { 61#endif 62 63void RC2_set_key(RC2_KEY *, int, const unsigned char *,int); 64 65void RC2_encryptc(unsigned char *, unsigned char *, const RC2_KEY *); 66void RC2_decryptc(unsigned char *, unsigned char *, const RC2_KEY *); 67 68void RC2_cbc_encrypt(const unsigned char *, unsigned char *, long, 69 RC2_KEY *, unsigned char *, int); 70 71#ifdef __cplusplus 72} 73#endif 74