1c9490d33b98b7affb729b5f1db13cb0a348471aagl@chromium.org/* crypto/md4/md4_locl.h */ 2c9490d33b98b7affb729b5f1db13cb0a348471aagl@chromium.org/* Copyright (C) 1995-1998 Eric Young (eay@cryptsoft.com) 3c9490d33b98b7affb729b5f1db13cb0a348471aagl@chromium.org * All rights reserved. 4c9490d33b98b7affb729b5f1db13cb0a348471aagl@chromium.org * 5c9490d33b98b7affb729b5f1db13cb0a348471aagl@chromium.org * This package is an SSL implementation written 6c9490d33b98b7affb729b5f1db13cb0a348471aagl@chromium.org * by Eric Young (eay@cryptsoft.com). 7c9490d33b98b7affb729b5f1db13cb0a348471aagl@chromium.org * The implementation was written so as to conform with Netscapes SSL. 8c9490d33b98b7affb729b5f1db13cb0a348471aagl@chromium.org * 9c9490d33b98b7affb729b5f1db13cb0a348471aagl@chromium.org * This library is free for commercial and non-commercial use as long as 10c9490d33b98b7affb729b5f1db13cb0a348471aagl@chromium.org * the following conditions are aheared to. The following conditions 11c9490d33b98b7affb729b5f1db13cb0a348471aagl@chromium.org * apply to all code found in this distribution, be it the RC4, RSA, 12c9490d33b98b7affb729b5f1db13cb0a348471aagl@chromium.org * lhash, DES, etc., code; not just the SSL code. The SSL documentation 13c9490d33b98b7affb729b5f1db13cb0a348471aagl@chromium.org * included with this distribution is covered by the same copyright terms 14c9490d33b98b7affb729b5f1db13cb0a348471aagl@chromium.org * except that the holder is Tim Hudson (tjh@cryptsoft.com). 15c9490d33b98b7affb729b5f1db13cb0a348471aagl@chromium.org * 16c9490d33b98b7affb729b5f1db13cb0a348471aagl@chromium.org * Copyright remains Eric Young's, and as such any Copyright notices in 17c9490d33b98b7affb729b5f1db13cb0a348471aagl@chromium.org * the code are not to be removed. 18c9490d33b98b7affb729b5f1db13cb0a348471aagl@chromium.org * If this package is used in a product, Eric Young should be given attribution 19c9490d33b98b7affb729b5f1db13cb0a348471aagl@chromium.org * as the author of the parts of the library used. 20c9490d33b98b7affb729b5f1db13cb0a348471aagl@chromium.org * This can be in the form of a textual message at program startup or 21c9490d33b98b7affb729b5f1db13cb0a348471aagl@chromium.org * in documentation (online or textual) provided with the package. 22c9490d33b98b7affb729b5f1db13cb0a348471aagl@chromium.org * 23c9490d33b98b7affb729b5f1db13cb0a348471aagl@chromium.org * Redistribution and use in source and binary forms, with or without 24c9490d33b98b7affb729b5f1db13cb0a348471aagl@chromium.org * modification, are permitted provided that the following conditions 25c9490d33b98b7affb729b5f1db13cb0a348471aagl@chromium.org * are met: 26c9490d33b98b7affb729b5f1db13cb0a348471aagl@chromium.org * 1. Redistributions of source code must retain the copyright 27c9490d33b98b7affb729b5f1db13cb0a348471aagl@chromium.org * notice, this list of conditions and the following disclaimer. 28c9490d33b98b7affb729b5f1db13cb0a348471aagl@chromium.org * 2. Redistributions in binary form must reproduce the above copyright 29c9490d33b98b7affb729b5f1db13cb0a348471aagl@chromium.org * notice, this list of conditions and the following disclaimer in the 30c9490d33b98b7affb729b5f1db13cb0a348471aagl@chromium.org * documentation and/or other materials provided with the distribution. 31c9490d33b98b7affb729b5f1db13cb0a348471aagl@chromium.org * 3. All advertising materials mentioning features or use of this software 32c9490d33b98b7affb729b5f1db13cb0a348471aagl@chromium.org * must display the following acknowledgement: 33c9490d33b98b7affb729b5f1db13cb0a348471aagl@chromium.org * "This product includes cryptographic software written by 34c9490d33b98b7affb729b5f1db13cb0a348471aagl@chromium.org * Eric Young (eay@cryptsoft.com)" 35c9490d33b98b7affb729b5f1db13cb0a348471aagl@chromium.org * The word 'cryptographic' can be left out if the rouines from the library 36c9490d33b98b7affb729b5f1db13cb0a348471aagl@chromium.org * being used are not cryptographic related :-). 37c9490d33b98b7affb729b5f1db13cb0a348471aagl@chromium.org * 4. If you include any Windows specific code (or a derivative thereof) from 38c9490d33b98b7affb729b5f1db13cb0a348471aagl@chromium.org * the apps directory (application code) you must include an acknowledgement: 39c9490d33b98b7affb729b5f1db13cb0a348471aagl@chromium.org * "This product includes software written by Tim Hudson (tjh@cryptsoft.com)" 40c9490d33b98b7affb729b5f1db13cb0a348471aagl@chromium.org * 41c9490d33b98b7affb729b5f1db13cb0a348471aagl@chromium.org * THIS SOFTWARE IS PROVIDED BY ERIC YOUNG ``AS IS'' AND 42c9490d33b98b7affb729b5f1db13cb0a348471aagl@chromium.org * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE 43c9490d33b98b7affb729b5f1db13cb0a348471aagl@chromium.org * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE 44c9490d33b98b7affb729b5f1db13cb0a348471aagl@chromium.org * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE 45c9490d33b98b7affb729b5f1db13cb0a348471aagl@chromium.org * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL 46c9490d33b98b7affb729b5f1db13cb0a348471aagl@chromium.org * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS 47c9490d33b98b7affb729b5f1db13cb0a348471aagl@chromium.org * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) 48c9490d33b98b7affb729b5f1db13cb0a348471aagl@chromium.org * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT 49c9490d33b98b7affb729b5f1db13cb0a348471aagl@chromium.org * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY 50c9490d33b98b7affb729b5f1db13cb0a348471aagl@chromium.org * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF 51c9490d33b98b7affb729b5f1db13cb0a348471aagl@chromium.org * SUCH DAMAGE. 52c9490d33b98b7affb729b5f1db13cb0a348471aagl@chromium.org * 53c9490d33b98b7affb729b5f1db13cb0a348471aagl@chromium.org * The licence and distribution terms for any publically available version or 54c9490d33b98b7affb729b5f1db13cb0a348471aagl@chromium.org * derivative of this code cannot be changed. i.e. this code cannot simply be 55c9490d33b98b7affb729b5f1db13cb0a348471aagl@chromium.org * copied and put under another distribution licence 56c9490d33b98b7affb729b5f1db13cb0a348471aagl@chromium.org * [including the GNU Public Licence.] 57c9490d33b98b7affb729b5f1db13cb0a348471aagl@chromium.org */ 58c9490d33b98b7affb729b5f1db13cb0a348471aagl@chromium.org 59c9490d33b98b7affb729b5f1db13cb0a348471aagl@chromium.org#include <stdlib.h> 60c9490d33b98b7affb729b5f1db13cb0a348471aagl@chromium.org#include <string.h> 61c9490d33b98b7affb729b5f1db13cb0a348471aagl@chromium.org#include <openssl/opensslconf.h> 62c9490d33b98b7affb729b5f1db13cb0a348471aagl@chromium.org#include <openssl/md4.h> 63c9490d33b98b7affb729b5f1db13cb0a348471aagl@chromium.org 64c9490d33b98b7affb729b5f1db13cb0a348471aagl@chromium.org#ifndef MD4_LONG_LOG2 65c9490d33b98b7affb729b5f1db13cb0a348471aagl@chromium.org#define MD4_LONG_LOG2 2 /* default to 32 bits */ 66c9490d33b98b7affb729b5f1db13cb0a348471aagl@chromium.org#endif 67c9490d33b98b7affb729b5f1db13cb0a348471aagl@chromium.org 68c9490d33b98b7affb729b5f1db13cb0a348471aagl@chromium.orgvoid md4_block_data_order (MD4_CTX *c, const void *p,size_t num); 69c9490d33b98b7affb729b5f1db13cb0a348471aagl@chromium.org 70c9490d33b98b7affb729b5f1db13cb0a348471aagl@chromium.org#define DATA_ORDER_IS_LITTLE_ENDIAN 71c9490d33b98b7affb729b5f1db13cb0a348471aagl@chromium.org 72c9490d33b98b7affb729b5f1db13cb0a348471aagl@chromium.org#define HASH_LONG MD4_LONG 73c9490d33b98b7affb729b5f1db13cb0a348471aagl@chromium.org#define HASH_CTX MD4_CTX 74c9490d33b98b7affb729b5f1db13cb0a348471aagl@chromium.org#define HASH_CBLOCK MD4_CBLOCK 75c9490d33b98b7affb729b5f1db13cb0a348471aagl@chromium.org#define HASH_UPDATE MD4_Update 76c9490d33b98b7affb729b5f1db13cb0a348471aagl@chromium.org#define HASH_TRANSFORM MD4_Transform 77c9490d33b98b7affb729b5f1db13cb0a348471aagl@chromium.org#define HASH_FINAL MD4_Final 78c9490d33b98b7affb729b5f1db13cb0a348471aagl@chromium.org#define HASH_MAKE_STRING(c,s) do { \ 79c9490d33b98b7affb729b5f1db13cb0a348471aagl@chromium.org unsigned long ll; \ 807453c6c0666947e06d87565404f4397a4b387f91digit@chromium.org ll=(c)->A; (void)HOST_l2c(ll,(s)); \ 817453c6c0666947e06d87565404f4397a4b387f91digit@chromium.org ll=(c)->B; (void)HOST_l2c(ll,(s)); \ 827453c6c0666947e06d87565404f4397a4b387f91digit@chromium.org ll=(c)->C; (void)HOST_l2c(ll,(s)); \ 837453c6c0666947e06d87565404f4397a4b387f91digit@chromium.org ll=(c)->D; (void)HOST_l2c(ll,(s)); \ 84c9490d33b98b7affb729b5f1db13cb0a348471aagl@chromium.org } while (0) 85c9490d33b98b7affb729b5f1db13cb0a348471aagl@chromium.org#define HASH_BLOCK_DATA_ORDER md4_block_data_order 86c9490d33b98b7affb729b5f1db13cb0a348471aagl@chromium.org 87c9490d33b98b7affb729b5f1db13cb0a348471aagl@chromium.org#include "md32_common.h" 88c9490d33b98b7affb729b5f1db13cb0a348471aagl@chromium.org 89c9490d33b98b7affb729b5f1db13cb0a348471aagl@chromium.org/* 90c9490d33b98b7affb729b5f1db13cb0a348471aagl@chromium.org#define F(x,y,z) (((x) & (y)) | ((~(x)) & (z))) 91c9490d33b98b7affb729b5f1db13cb0a348471aagl@chromium.org#define G(x,y,z) (((x) & (y)) | ((x) & ((z))) | ((y) & ((z)))) 92c9490d33b98b7affb729b5f1db13cb0a348471aagl@chromium.org*/ 93c9490d33b98b7affb729b5f1db13cb0a348471aagl@chromium.org 94c9490d33b98b7affb729b5f1db13cb0a348471aagl@chromium.org/* As pointed out by Wei Dai <weidai@eskimo.com>, the above can be 95c9490d33b98b7affb729b5f1db13cb0a348471aagl@chromium.org * simplified to the code below. Wei attributes these optimizations 96c9490d33b98b7affb729b5f1db13cb0a348471aagl@chromium.org * to Peter Gutmann's SHS code, and he attributes it to Rich Schroeppel. 97c9490d33b98b7affb729b5f1db13cb0a348471aagl@chromium.org */ 98c9490d33b98b7affb729b5f1db13cb0a348471aagl@chromium.org#define F(b,c,d) ((((c) ^ (d)) & (b)) ^ (d)) 99c9490d33b98b7affb729b5f1db13cb0a348471aagl@chromium.org#define G(b,c,d) (((b) & (c)) | ((b) & (d)) | ((c) & (d))) 100c9490d33b98b7affb729b5f1db13cb0a348471aagl@chromium.org#define H(b,c,d) ((b) ^ (c) ^ (d)) 101c9490d33b98b7affb729b5f1db13cb0a348471aagl@chromium.org 102c9490d33b98b7affb729b5f1db13cb0a348471aagl@chromium.org#define R0(a,b,c,d,k,s,t) { \ 103c9490d33b98b7affb729b5f1db13cb0a348471aagl@chromium.org a+=((k)+(t)+F((b),(c),(d))); \ 104c9490d33b98b7affb729b5f1db13cb0a348471aagl@chromium.org a=ROTATE(a,s); }; 105c9490d33b98b7affb729b5f1db13cb0a348471aagl@chromium.org 106c9490d33b98b7affb729b5f1db13cb0a348471aagl@chromium.org#define R1(a,b,c,d,k,s,t) { \ 107c9490d33b98b7affb729b5f1db13cb0a348471aagl@chromium.org a+=((k)+(t)+G((b),(c),(d))); \ 108c9490d33b98b7affb729b5f1db13cb0a348471aagl@chromium.org a=ROTATE(a,s); };\ 109c9490d33b98b7affb729b5f1db13cb0a348471aagl@chromium.org 110c9490d33b98b7affb729b5f1db13cb0a348471aagl@chromium.org#define R2(a,b,c,d,k,s,t) { \ 111c9490d33b98b7affb729b5f1db13cb0a348471aagl@chromium.org a+=((k)+(t)+H((b),(c),(d))); \ 112c9490d33b98b7affb729b5f1db13cb0a348471aagl@chromium.org a=ROTATE(a,s); }; 113