1 /* 2 * Copyright 1995-2016 The OpenSSL Project Authors. All Rights Reserved. 3 * 4 * Licensed under the OpenSSL license (the "License"). You may not use 5 * this file except in compliance with the License. You can obtain a copy 6 * in the file LICENSE in the source distribution or at 7 * https://www.openssl.org/source/license.html 8 */ 9 10 #ifndef HEADER_MD4_H 11 # define HEADER_MD4_H 12 13 # include <openssl/opensslconf.h> 14 15 # ifndef OPENSSL_NO_MD4 16 # include <openssl/e_os2.h> 17 # include <stddef.h> 18 # ifdef __cplusplus 19 extern "C" { 20 # endif 21 22 /*- 23 * !!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!! 24 * ! MD4_LONG has to be at least 32 bits wide. ! 25 * !!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!! 26 */ 27 # define MD4_LONG unsigned int 28 29 # define MD4_CBLOCK 64 30 # define MD4_LBLOCK (MD4_CBLOCK/4) 31 # define MD4_DIGEST_LENGTH 16 32 33 typedef struct MD4state_st { 34 MD4_LONG A, B, C, D; 35 MD4_LONG Nl, Nh; 36 MD4_LONG data[MD4_LBLOCK]; 37 unsigned int num; 38 } MD4_CTX; 39 40 int MD4_Init(MD4_CTX *c); 41 int MD4_Update(MD4_CTX *c, const void *data, size_t len); 42 int MD4_Final(unsigned char *md, MD4_CTX *c); 43 unsigned char *MD4(const unsigned char *d, size_t n, unsigned char *md); 44 void MD4_Transform(MD4_CTX *c, const unsigned char *b); 45 46 # ifdef __cplusplus 47 } 48 # endif 49 # endif 50 51 #endif 52