X-Git-Url: https://git.openssl.org/gitweb/?p=openssl.git;a=blobdiff_plain;f=crypto%2Fmd4%2Fmd4_dgst.c;h=5319618615e3ddabc54aaf73982adba3186e6d71;hp=e0962f751f70c1d8e7522cc01461f49a6d79c733;hb=8af7e94d7b720224547efa7e3364857f7f666dd4;hpb=71fa451343f97b3624374ed1359adc23fba5696e diff --git a/crypto/md4/md4_dgst.c b/crypto/md4/md4_dgst.c index e0962f751f..5319618615 100644 --- a/crypto/md4/md4_dgst.c +++ b/crypto/md4/md4_dgst.c @@ -1,68 +1,18 @@ -/* crypto/md4/md4_dgst.c */ -/* Copyright (C) 1995-1998 Eric Young (eay@cryptsoft.com) - * All rights reserved. +/* + * Copyright 1995-2016 The OpenSSL Project Authors. All Rights Reserved. * - * This package is an SSL implementation written - * by Eric Young (eay@cryptsoft.com). - * The implementation was written so as to conform with Netscapes SSL. - * - * This library is free for commercial and non-commercial use as long as - * the following conditions are aheared to. The following conditions - * apply to all code found in this distribution, be it the RC4, RSA, - * lhash, DES, etc., code; not just the SSL code. The SSL documentation - * included with this distribution is covered by the same copyright terms - * except that the holder is Tim Hudson (tjh@cryptsoft.com). - * - * Copyright remains Eric Young's, and as such any Copyright notices in - * the code are not to be removed. - * If this package is used in a product, Eric Young should be given attribution - * as the author of the parts of the library used. - * This can be in the form of a textual message at program startup or - * in documentation (online or textual) provided with the package. - * - * Redistribution and use in source and binary forms, with or without - * modification, are permitted provided that the following conditions - * are met: - * 1. Redistributions of source code must retain the copyright - * notice, this list of conditions and the following disclaimer. - * 2. Redistributions in binary form must reproduce the above copyright - * notice, this list of conditions and the following disclaimer in the - * documentation and/or other materials provided with the distribution. - * 3. All advertising materials mentioning features or use of this software - * must display the following acknowledgement: - * "This product includes cryptographic software written by - * Eric Young (eay@cryptsoft.com)" - * The word 'cryptographic' can be left out if the rouines from the library - * being used are not cryptographic related :-). - * 4. If you include any Windows specific code (or a derivative thereof) from - * the apps directory (application code) you must include an acknowledgement: - * "This product includes software written by Tim Hudson (tjh@cryptsoft.com)" - * - * THIS SOFTWARE IS PROVIDED BY ERIC YOUNG ``AS IS'' AND - * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE - * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE - * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE - * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL - * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS - * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) - * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT - * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY - * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF - * SUCH DAMAGE. - * - * The licence and distribution terms for any publically available version or - * derivative of this code cannot be changed. i.e. this code cannot simply be - * copied and put under another distribution licence - * [including the GNU Public Licence.] + * Licensed under the OpenSSL license (the "License"). You may not use + * this file except in compliance with the License. You can obtain a copy + * in the file LICENSE in the source distribution or at + * https://www.openssl.org/source/license.html */ #include #include #include "md4_locl.h" -const char MD4_version[]="MD4" OPENSSL_VERSION_PTEXT; - -/* Implemented from RFC1186 The MD4 Message-Digest Algorithm +/* + * Implemented from RFC1186 The MD4 Message-Digest Algorithm */ #define INIT_DATA_A (unsigned long)0x67452301L @@ -71,97 +21,127 @@ const char MD4_version[]="MD4" OPENSSL_VERSION_PTEXT; #define INIT_DATA_D (unsigned long)0x10325476L int MD4_Init(MD4_CTX *c) - { - memset (c,0,sizeof(*c)); - c->A=INIT_DATA_A; - c->B=INIT_DATA_B; - c->C=INIT_DATA_C; - c->D=INIT_DATA_D; - return 1; - } +{ + memset(c, 0, sizeof(*c)); + c->A = INIT_DATA_A; + c->B = INIT_DATA_B; + c->C = INIT_DATA_C; + c->D = INIT_DATA_D; + return 1; +} #ifndef md4_block_data_order -#ifdef X -#undef X -#endif -void md4_block_data_order (MD4_CTX *c, const void *data_, size_t num) - { - const unsigned char *data=data_; - register unsigned MD32_REG_T A,B,C,D,l; -#ifndef MD32_XARRAY - /* See comment in crypto/sha/sha_locl.h for details. */ - unsigned MD32_REG_T XX0, XX1, XX2, XX3, XX4, XX5, XX6, XX7, - XX8, XX9,XX10,XX11,XX12,XX13,XX14,XX15; -# define X(i) XX##i -#else - MD4_LONG XX[MD4_LBLOCK]; -# define X(i) XX[i] -#endif +# ifdef X +# undef X +# endif +void md4_block_data_order(MD4_CTX *c, const void *data_, size_t num) +{ + const unsigned char *data = data_; + register unsigned MD32_REG_T A, B, C, D, l; +# ifndef MD32_XARRAY + /* See comment in crypto/sha/sha_locl.h for details. */ + unsigned MD32_REG_T XX0, XX1, XX2, XX3, XX4, XX5, XX6, XX7, + XX8, XX9, XX10, XX11, XX12, XX13, XX14, XX15; +# define X(i) XX##i +# else + MD4_LONG XX[MD4_LBLOCK]; +# define X(i) XX[i] +# endif - A=c->A; - B=c->B; - C=c->C; - D=c->D; + A = c->A; + B = c->B; + C = c->C; + D = c->D; - for (;num--;) - { - HOST_c2l(data,l); X( 0)=l; HOST_c2l(data,l); X( 1)=l; - /* Round 0 */ - R0(A,B,C,D,X( 0), 3,0); HOST_c2l(data,l); X( 2)=l; - R0(D,A,B,C,X( 1), 7,0); HOST_c2l(data,l); X( 3)=l; - R0(C,D,A,B,X( 2),11,0); HOST_c2l(data,l); X( 4)=l; - R0(B,C,D,A,X( 3),19,0); HOST_c2l(data,l); X( 5)=l; - R0(A,B,C,D,X( 4), 3,0); HOST_c2l(data,l); X( 6)=l; - R0(D,A,B,C,X( 5), 7,0); HOST_c2l(data,l); X( 7)=l; - R0(C,D,A,B,X( 6),11,0); HOST_c2l(data,l); X( 8)=l; - R0(B,C,D,A,X( 7),19,0); HOST_c2l(data,l); X( 9)=l; - R0(A,B,C,D,X( 8), 3,0); HOST_c2l(data,l); X(10)=l; - R0(D,A,B,C,X( 9), 7,0); HOST_c2l(data,l); X(11)=l; - R0(C,D,A,B,X(10),11,0); HOST_c2l(data,l); X(12)=l; - R0(B,C,D,A,X(11),19,0); HOST_c2l(data,l); X(13)=l; - R0(A,B,C,D,X(12), 3,0); HOST_c2l(data,l); X(14)=l; - R0(D,A,B,C,X(13), 7,0); HOST_c2l(data,l); X(15)=l; - R0(C,D,A,B,X(14),11,0); - R0(B,C,D,A,X(15),19,0); - /* Round 1 */ - R1(A,B,C,D,X( 0), 3,0x5A827999L); - R1(D,A,B,C,X( 4), 5,0x5A827999L); - R1(C,D,A,B,X( 8), 9,0x5A827999L); - R1(B,C,D,A,X(12),13,0x5A827999L); - R1(A,B,C,D,X( 1), 3,0x5A827999L); - R1(D,A,B,C,X( 5), 5,0x5A827999L); - R1(C,D,A,B,X( 9), 9,0x5A827999L); - R1(B,C,D,A,X(13),13,0x5A827999L); - R1(A,B,C,D,X( 2), 3,0x5A827999L); - R1(D,A,B,C,X( 6), 5,0x5A827999L); - R1(C,D,A,B,X(10), 9,0x5A827999L); - R1(B,C,D,A,X(14),13,0x5A827999L); - R1(A,B,C,D,X( 3), 3,0x5A827999L); - R1(D,A,B,C,X( 7), 5,0x5A827999L); - R1(C,D,A,B,X(11), 9,0x5A827999L); - R1(B,C,D,A,X(15),13,0x5A827999L); - /* Round 2 */ - R2(A,B,C,D,X( 0), 3,0x6ED9EBA1L); - R2(D,A,B,C,X( 8), 9,0x6ED9EBA1L); - R2(C,D,A,B,X( 4),11,0x6ED9EBA1L); - R2(B,C,D,A,X(12),15,0x6ED9EBA1L); - R2(A,B,C,D,X( 2), 3,0x6ED9EBA1L); - R2(D,A,B,C,X(10), 9,0x6ED9EBA1L); - R2(C,D,A,B,X( 6),11,0x6ED9EBA1L); - R2(B,C,D,A,X(14),15,0x6ED9EBA1L); - R2(A,B,C,D,X( 1), 3,0x6ED9EBA1L); - R2(D,A,B,C,X( 9), 9,0x6ED9EBA1L); - R2(C,D,A,B,X( 5),11,0x6ED9EBA1L); - R2(B,C,D,A,X(13),15,0x6ED9EBA1L); - R2(A,B,C,D,X( 3), 3,0x6ED9EBA1L); - R2(D,A,B,C,X(11), 9,0x6ED9EBA1L); - R2(C,D,A,B,X( 7),11,0x6ED9EBA1L); - R2(B,C,D,A,X(15),15,0x6ED9EBA1L); + for (; num--;) { + (void)HOST_c2l(data, l); + X(0) = l; + (void)HOST_c2l(data, l); + X(1) = l; + /* Round 0 */ + R0(A, B, C, D, X(0), 3, 0); + (void)HOST_c2l(data, l); + X(2) = l; + R0(D, A, B, C, X(1), 7, 0); + (void)HOST_c2l(data, l); + X(3) = l; + R0(C, D, A, B, X(2), 11, 0); + (void)HOST_c2l(data, l); + X(4) = l; + R0(B, C, D, A, X(3), 19, 0); + (void)HOST_c2l(data, l); + X(5) = l; + R0(A, B, C, D, X(4), 3, 0); + (void)HOST_c2l(data, l); + X(6) = l; + R0(D, A, B, C, X(5), 7, 0); + (void)HOST_c2l(data, l); + X(7) = l; + R0(C, D, A, B, X(6), 11, 0); + (void)HOST_c2l(data, l); + X(8) = l; + R0(B, C, D, A, X(7), 19, 0); + (void)HOST_c2l(data, l); + X(9) = l; + R0(A, B, C, D, X(8), 3, 0); + (void)HOST_c2l(data, l); + X(10) = l; + R0(D, A, B, C, X(9), 7, 0); + (void)HOST_c2l(data, l); + X(11) = l; + R0(C, D, A, B, X(10), 11, 0); + (void)HOST_c2l(data, l); + X(12) = l; + R0(B, C, D, A, X(11), 19, 0); + (void)HOST_c2l(data, l); + X(13) = l; + R0(A, B, C, D, X(12), 3, 0); + (void)HOST_c2l(data, l); + X(14) = l; + R0(D, A, B, C, X(13), 7, 0); + (void)HOST_c2l(data, l); + X(15) = l; + R0(C, D, A, B, X(14), 11, 0); + R0(B, C, D, A, X(15), 19, 0); + /* Round 1 */ + R1(A, B, C, D, X(0), 3, 0x5A827999L); + R1(D, A, B, C, X(4), 5, 0x5A827999L); + R1(C, D, A, B, X(8), 9, 0x5A827999L); + R1(B, C, D, A, X(12), 13, 0x5A827999L); + R1(A, B, C, D, X(1), 3, 0x5A827999L); + R1(D, A, B, C, X(5), 5, 0x5A827999L); + R1(C, D, A, B, X(9), 9, 0x5A827999L); + R1(B, C, D, A, X(13), 13, 0x5A827999L); + R1(A, B, C, D, X(2), 3, 0x5A827999L); + R1(D, A, B, C, X(6), 5, 0x5A827999L); + R1(C, D, A, B, X(10), 9, 0x5A827999L); + R1(B, C, D, A, X(14), 13, 0x5A827999L); + R1(A, B, C, D, X(3), 3, 0x5A827999L); + R1(D, A, B, C, X(7), 5, 0x5A827999L); + R1(C, D, A, B, X(11), 9, 0x5A827999L); + R1(B, C, D, A, X(15), 13, 0x5A827999L); + /* Round 2 */ + R2(A, B, C, D, X(0), 3, 0x6ED9EBA1L); + R2(D, A, B, C, X(8), 9, 0x6ED9EBA1L); + R2(C, D, A, B, X(4), 11, 0x6ED9EBA1L); + R2(B, C, D, A, X(12), 15, 0x6ED9EBA1L); + R2(A, B, C, D, X(2), 3, 0x6ED9EBA1L); + R2(D, A, B, C, X(10), 9, 0x6ED9EBA1L); + R2(C, D, A, B, X(6), 11, 0x6ED9EBA1L); + R2(B, C, D, A, X(14), 15, 0x6ED9EBA1L); + R2(A, B, C, D, X(1), 3, 0x6ED9EBA1L); + R2(D, A, B, C, X(9), 9, 0x6ED9EBA1L); + R2(C, D, A, B, X(5), 11, 0x6ED9EBA1L); + R2(B, C, D, A, X(13), 15, 0x6ED9EBA1L); + R2(A, B, C, D, X(3), 3, 0x6ED9EBA1L); + R2(D, A, B, C, X(11), 9, 0x6ED9EBA1L); + R2(C, D, A, B, X(7), 11, 0x6ED9EBA1L); + R2(B, C, D, A, X(15), 15, 0x6ED9EBA1L); - A = c->A += A; - B = c->B += B; - C = c->C += C; - D = c->D += D; - } - } + A = c->A += A; + B = c->B += B; + C = c->C += C; + D = c->D += D; + } +} #endif