/* * Copyright 1995-2016 The OpenSSL Project Authors. All Rights Reserved. * * 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 <stdlib.h> #include <string.h> #include <openssl/opensslconf.h> #include <openssl/md4.h> void md4_block_data_order(MD4_CTX *c, const void *p, size_t num); #define DATA_ORDER_IS_LITTLE_ENDIAN #define HASH_LONG MD4_LONG #define HASH_CTX MD4_CTX #define HASH_CBLOCK MD4_CBLOCK #define HASH_UPDATE MD4_Update #define HASH_TRANSFORM MD4_Transform #define HASH_FINAL MD4_Final #define HASH_MAKE_STRING(c,s) do { \ unsigned long ll; \ ll=(c)->A; (void)HOST_l2c(ll,(s)); \ ll=(c)->B; (void)HOST_l2c(ll,(s)); \ ll=(c)->C; (void)HOST_l2c(ll,(s)); \ ll=(c)->D; (void)HOST_l2c(ll,(s)); \ } while (0) #define HASH_BLOCK_DATA_ORDER md4_block_data_order #include "crypto/md32_common.h" /*- #define F(x,y,z) (((x) & (y)) | ((~(x)) & (z))) #define G(x,y,z) (((x) & (y)) | ((x) & ((z))) | ((y) & ((z)))) */ /* * As pointed out by Wei Dai, the above can be simplified to the code * below. Wei attributes these optimizations to Peter Gutmann's SHS code, * and he attributes it to Rich Schroeppel. */ #define F(b,c,d) ((((c) ^ (d)) & (b)) ^ (d)) #define G(b,c,d) (((b) & (c)) | ((b) & (d)) | ((c) & (d))) #define H(b,c,d) ((b) ^ (c) ^ (d)) #define R0(a,b,c,d,k,s,t) { \ a+=((k)+(t)+F((b),(c),(d))); \ a=ROTATE(a,s); }; #define R1(a,b,c,d,k,s,t) { \ a+=((k)+(t)+G((b),(c),(d))); \ a=ROTATE(a,s); }; #define R2(a,b,c,d,k,s,t) { \ a+=((k)+(t)+H((b),(c),(d))); \ a=ROTATE(a,s); };