1 /* 2 * Copyright 1995-2020 The OpenSSL Project Authors. All Rights Reserved. 3 * 4 * Licensed under the Apache License 2.0 (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 OPENSSL_MD4_H 11 # define OPENSSL_MD4_H 12 # pragma once 13 14 # include <openssl/macros.h> 15 # ifndef OPENSSL_NO_DEPRECATED_3_0 16 # define HEADER_MD4_H 17 # endif 18 19 # include <openssl/opensslconf.h> 20 21 # ifndef OPENSSL_NO_MD4 22 # include <openssl/e_os2.h> 23 # include <stddef.h> 24 # ifdef __cplusplus 25 extern "C" { 26 # endif 27 28 # define MD4_DIGEST_LENGTH 16 29 30 # if !defined(OPENSSL_NO_DEPRECATED_3_0) 31 32 /*- 33 * !!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!! 34 * ! MD4_LONG has to be at least 32 bits wide. ! 35 * !!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!! 36 */ 37 # define MD4_LONG unsigned int 38 39 # define MD4_CBLOCK 64 40 # define MD4_LBLOCK (MD4_CBLOCK/4) 41 42 typedef struct MD4state_st { 43 MD4_LONG A, B, C, D; 44 MD4_LONG Nl, Nh; 45 MD4_LONG data[MD4_LBLOCK]; 46 unsigned int num; 47 } MD4_CTX; 48 # endif 49 # ifndef OPENSSL_NO_DEPRECATED_3_0 50 OSSL_DEPRECATEDIN_3_0 int MD4_Init(MD4_CTX *c); 51 OSSL_DEPRECATEDIN_3_0 int MD4_Update(MD4_CTX *c, const void *data, size_t len); 52 OSSL_DEPRECATEDIN_3_0 int MD4_Final(unsigned char *md, MD4_CTX *c); 53 OSSL_DEPRECATEDIN_3_0 unsigned char *MD4(const unsigned char *d, size_t n, 54 unsigned char *md); 55 OSSL_DEPRECATEDIN_3_0 void MD4_Transform(MD4_CTX *c, const unsigned char *b); 56 # endif 57 58 # ifdef __cplusplus 59 } 60 # endif 61 # endif 62 63 #endif 64