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Diffstat (limited to 'openssl/crypto/md4/md4_dgst.c')
| -rw-r--r-- | openssl/crypto/md4/md4_dgst.c | 174 |
1 files changed, 174 insertions, 0 deletions
diff --git a/openssl/crypto/md4/md4_dgst.c b/openssl/crypto/md4/md4_dgst.c new file mode 100644 index 000000000..0f5448601 --- /dev/null +++ b/openssl/crypto/md4/md4_dgst.c @@ -0,0 +1,174 @@ +/* crypto/md4/md4_dgst.c */ +/* Copyright (C) 1995-1998 Eric Young (eay@cryptsoft.com) + * 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.] + */ + +#include <stdio.h> +#include "md4_locl.h" +#include <openssl/opensslv.h> +#include <openssl/err.h> +#ifdef OPENSSL_FIPS +#include <openssl/fips.h> +#endif + + +const char MD4_version[]="MD4" OPENSSL_VERSION_PTEXT; + +/* Implemented from RFC1186 The MD4 Message-Digest Algorithm + */ + +#define INIT_DATA_A (unsigned long)0x67452301L +#define INIT_DATA_B (unsigned long)0xefcdab89L +#define INIT_DATA_C (unsigned long)0x98badcfeL +#define INIT_DATA_D (unsigned long)0x10325476L + +FIPS_NON_FIPS_MD_Init(MD4) + { + c->A=INIT_DATA_A; + c->B=INIT_DATA_B; + c->C=INIT_DATA_C; + c->D=INIT_DATA_D; + c->Nl=0; + c->Nh=0; + c->num=0; + 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 + + 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); + + A = c->A += A; + B = c->B += B; + C = c->C += C; + D = c->D += D; + } + } +#endif |