168651Skris/* crypto/md4/md4_one.c */ 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#include <stdio.h> 6068651Skris#include <string.h> 6168651Skris#include <openssl/md4.h> 62109998Smarkm#include <openssl/crypto.h> 6368651Skris 6468651Skris#ifdef CHARSET_EBCDIC 65280297Sjkim# include <openssl/ebcdic.h> 6668651Skris#endif 6768651Skris 68160814Ssimonunsigned char *MD4(const unsigned char *d, size_t n, unsigned char *md) 69280297Sjkim{ 70280297Sjkim MD4_CTX c; 71280297Sjkim static unsigned char m[MD4_DIGEST_LENGTH]; 7268651Skris 73280297Sjkim if (md == NULL) 74280297Sjkim md = m; 75280297Sjkim if (!MD4_Init(&c)) 76280297Sjkim return NULL; 7768651Skris#ifndef CHARSET_EBCDIC 78280297Sjkim MD4_Update(&c, d, n); 7968651Skris#else 80280297Sjkim { 81280297Sjkim char temp[1024]; 82280297Sjkim unsigned long chunk; 8368651Skris 84280297Sjkim while (n > 0) { 85280297Sjkim chunk = (n > sizeof(temp)) ? sizeof(temp) : n; 86280297Sjkim ebcdic2ascii(temp, d, chunk); 87280297Sjkim MD4_Update(&c, temp, chunk); 88280297Sjkim n -= chunk; 89280297Sjkim d += chunk; 90280297Sjkim } 91280297Sjkim } 9268651Skris#endif 93280297Sjkim MD4_Final(md, &c); 94280297Sjkim OPENSSL_cleanse(&c, sizeof(c)); /* security consideration */ 95280297Sjkim return (md); 96280297Sjkim} 97