168651Skris/* crypto/md4/md4.h */ 268651Skris/* Copyright (C) 1995-1998 Eric Young (eay@cryptsoft.com) 368651Skris * All rights reserved. 468651Skris * 568651Skris * This package is an SSL implementation written 668651Skris * by Eric Young (eay@cryptsoft.com). 768651Skris * The implementation was written so as to conform with Netscapes SSL. 8280297Sjkim * 968651Skris * This library is free for commercial and non-commercial use as long as 1068651Skris * the following conditions are aheared to. The following conditions 1168651Skris * apply to all code found in this distribution, be it the RC4, RSA, 1268651Skris * lhash, DES, etc., code; not just the SSL code. The SSL documentation 1368651Skris * included with this distribution is covered by the same copyright terms 1468651Skris * except that the holder is Tim Hudson (tjh@cryptsoft.com). 15280297Sjkim * 1668651Skris * Copyright remains Eric Young's, and as such any Copyright notices in 1768651Skris * the code are not to be removed. 1868651Skris * If this package is used in a product, Eric Young should be given attribution 1968651Skris * as the author of the parts of the library used. 2068651Skris * This can be in the form of a textual message at program startup or 2168651Skris * in documentation (online or textual) provided with the package. 22280297Sjkim * 2368651Skris * Redistribution and use in source and binary forms, with or without 2468651Skris * modification, are permitted provided that the following conditions 2568651Skris * are met: 2668651Skris * 1. Redistributions of source code must retain the copyright 2768651Skris * notice, this list of conditions and the following disclaimer. 2868651Skris * 2. Redistributions in binary form must reproduce the above copyright 2968651Skris * notice, this list of conditions and the following disclaimer in the 3068651Skris * documentation and/or other materials provided with the distribution. 3168651Skris * 3. All advertising materials mentioning features or use of this software 3268651Skris * must display the following acknowledgement: 3368651Skris * "This product includes cryptographic software written by 3468651Skris * Eric Young (eay@cryptsoft.com)" 3568651Skris * The word 'cryptographic' can be left out if the rouines from the library 3668651Skris * being used are not cryptographic related :-). 37280297Sjkim * 4. If you include any Windows specific code (or a derivative thereof) from 3868651Skris * the apps directory (application code) you must include an acknowledgement: 3968651Skris * "This product includes software written by Tim Hudson (tjh@cryptsoft.com)" 40280297Sjkim * 4168651Skris * THIS SOFTWARE IS PROVIDED BY ERIC YOUNG ``AS IS'' AND 4268651Skris * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE 4368651Skris * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE 4468651Skris * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE 4568651Skris * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL 4668651Skris * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS 4768651Skris * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) 4868651Skris * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT 4968651Skris * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY 5068651Skris * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF 5168651Skris * SUCH DAMAGE. 52280297Sjkim * 5368651Skris * The licence and distribution terms for any publically available version or 5468651Skris * derivative of this code cannot be changed. i.e. this code cannot simply be 5568651Skris * copied and put under another distribution licence 5668651Skris * [including the GNU Public Licence.] 5768651Skris */ 5868651Skris 5968651Skris#ifndef HEADER_MD4_H 60280297Sjkim# define HEADER_MD4_H 6168651Skris 62280297Sjkim# include <openssl/e_os2.h> 63280297Sjkim# include <stddef.h> 64109998Smarkm 6568651Skris#ifdef __cplusplus 6668651Skrisextern "C" { 6768651Skris#endif 6868651Skris 69280297Sjkim# ifdef OPENSSL_NO_MD4 70280297Sjkim# error MD4 is disabled. 71280297Sjkim# endif 7268651Skris 73280297Sjkim/*- 7468651Skris * !!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!! 7568651Skris * ! MD4_LONG has to be at least 32 bits wide. If it's wider, then ! 76280297Sjkim * ! MD4_LONG_LOG2 has to be defined along. ! 7768651Skris * !!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!! 7868651Skris */ 7968651Skris 80280297Sjkim# if defined(__LP32__) 81280297Sjkim# define MD4_LONG unsigned long 82280297Sjkim# elif defined(OPENSSL_SYS_CRAY) || defined(__ILP64__) 83280297Sjkim# define MD4_LONG unsigned long 84280297Sjkim# define MD4_LONG_LOG2 3 8568651Skris/* 8668651Skris * _CRAY note. I could declare short, but I have no idea what impact 8768651Skris * does it have on performance on none-T3E machines. I could declare 8868651Skris * int, but at least on C90 sizeof(int) can be chosen at compile time. 8968651Skris * So I've chosen long... 90280297Sjkim * <appro@fy.chalmers.se> 9168651Skris */ 92280297Sjkim# else 93280297Sjkim# define MD4_LONG unsigned int 94280297Sjkim# endif 9568651Skris 96280297Sjkim# define MD4_CBLOCK 64 97280297Sjkim# define MD4_LBLOCK (MD4_CBLOCK/4) 98280297Sjkim# define MD4_DIGEST_LENGTH 16 9968651Skris 100280297Sjkimtypedef struct MD4state_st { 101280297Sjkim MD4_LONG A, B, C, D; 102280297Sjkim MD4_LONG Nl, Nh; 103280297Sjkim MD4_LONG data[MD4_LBLOCK]; 104280297Sjkim unsigned int num; 105280297Sjkim} MD4_CTX; 10668651Skris 107280297Sjkim# ifdef OPENSSL_FIPS 108194206Ssimonint private_MD4_Init(MD4_CTX *c); 109280297Sjkim# endif 110109998Smarkmint MD4_Init(MD4_CTX *c); 111160814Ssimonint MD4_Update(MD4_CTX *c, const void *data, size_t len); 112109998Smarkmint MD4_Final(unsigned char *md, MD4_CTX *c); 113160814Ssimonunsigned char *MD4(const unsigned char *d, size_t n, unsigned char *md); 11468651Skrisvoid MD4_Transform(MD4_CTX *c, const unsigned char *b); 11568651Skris#ifdef __cplusplus 11668651Skris} 11768651Skris#endif 11868651Skris 11968651Skris#endif 120