168651Skris/* crypto/md4/md4_locl.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. 8296465Sdelphij * 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). 15296465Sdelphij * 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. 22296465Sdelphij * 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 :-). 37296465Sdelphij * 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)" 40296465Sdelphij * 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. 52296465Sdelphij * 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 <stdlib.h> 6068651Skris#include <string.h> 6168651Skris#include <openssl/opensslconf.h> 6268651Skris#include <openssl/md4.h> 6368651Skris 6468651Skris#ifndef MD4_LONG_LOG2 65296465Sdelphij# define MD4_LONG_LOG2 2 /* default to 32 bits */ 6668651Skris#endif 6768651Skris 68296465Sdelphijvoid md4_block_data_order(MD4_CTX *c, const void *p, size_t num); 6968651Skris 7068651Skris#define DATA_ORDER_IS_LITTLE_ENDIAN 7168651Skris 72296465Sdelphij#define HASH_LONG MD4_LONG 73296465Sdelphij#define HASH_CTX MD4_CTX 74296465Sdelphij#define HASH_CBLOCK MD4_CBLOCK 75296465Sdelphij#define HASH_UPDATE MD4_Update 76296465Sdelphij#define HASH_TRANSFORM MD4_Transform 77296465Sdelphij#define HASH_FINAL MD4_Final 78296465Sdelphij#define HASH_MAKE_STRING(c,s) do { \ 79296465Sdelphij unsigned long ll; \ 80296465Sdelphij ll=(c)->A; HOST_l2c(ll,(s)); \ 81296465Sdelphij ll=(c)->B; HOST_l2c(ll,(s)); \ 82296465Sdelphij ll=(c)->C; HOST_l2c(ll,(s)); \ 83296465Sdelphij ll=(c)->D; HOST_l2c(ll,(s)); \ 84296465Sdelphij } while (0) 85296465Sdelphij#define HASH_BLOCK_DATA_ORDER md4_block_data_order 8668651Skris 8768651Skris#include "md32_common.h" 8868651Skris 89296465Sdelphij/*- 90296465Sdelphij#define F(x,y,z) (((x) & (y)) | ((~(x)) & (z))) 91296465Sdelphij#define G(x,y,z) (((x) & (y)) | ((x) & ((z))) | ((y) & ((z)))) 9268651Skris*/ 9368651Skris 94296465Sdelphij/* 95296465Sdelphij * As pointed out by Wei Dai <weidai@eskimo.com>, the above can be simplified 96296465Sdelphij * to the code below. Wei attributes these optimizations to Peter Gutmann's 97296465Sdelphij * SHS code, and he attributes it to Rich Schroeppel. 9868651Skris */ 99296465Sdelphij#define F(b,c,d) ((((c) ^ (d)) & (b)) ^ (d)) 100296465Sdelphij#define G(b,c,d) (((b) & (c)) | ((b) & (d)) | ((c) & (d))) 101296465Sdelphij#define H(b,c,d) ((b) ^ (c) ^ (d)) 10268651Skris 10368651Skris#define R0(a,b,c,d,k,s,t) { \ 104296465Sdelphij a+=((k)+(t)+F((b),(c),(d))); \ 105296465Sdelphij a=ROTATE(a,s); }; 10668651Skris 10768651Skris#define R1(a,b,c,d,k,s,t) { \ 108296465Sdelphij a+=((k)+(t)+G((b),(c),(d))); \ 109296465Sdelphij a=ROTATE(a,s); };\ 11068651Skris 11168651Skris#define R2(a,b,c,d,k,s,t) { \ 112296465Sdelphij a+=((k)+(t)+H((b),(c),(d))); \ 113296465Sdelphij a=ROTATE(a,s); }; 114