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_MD5_H 11 # define OPENSSL_MD5_H 12 # pragma once 13 14 # include <openssl/macros.h> 15 # ifndef OPENSSL_NO_DEPRECATED_3_0 16 # define HEADER_MD5_H 17 # endif 18 19 # include <openssl/opensslconf.h> 20 21 # ifndef OPENSSL_NO_MD5 22 # include <openssl/e_os2.h> 23 # include <stddef.h> 24 # ifdef __cplusplus 25 extern "C" { 26 # endif 27 28 # define MD5_DIGEST_LENGTH 16 29 30 # if !defined(OPENSSL_NO_DEPRECATED_3_0) 31 /* 32 * !!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!! 33 * ! MD5_LONG has to be at least 32 bits wide. ! 34 * !!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!! 35 */ 36 # define MD5_LONG unsigned int 37 38 # define MD5_CBLOCK 64 39 # define MD5_LBLOCK (MD5_CBLOCK/4) 40 41 typedef struct MD5state_st { 42 MD5_LONG A, B, C, D; 43 MD5_LONG Nl, Nh; 44 MD5_LONG data[MD5_LBLOCK]; 45 unsigned int num; 46 } MD5_CTX; 47 # endif 48 # ifndef OPENSSL_NO_DEPRECATED_3_0 49 OSSL_DEPRECATEDIN_3_0 int MD5_Init(MD5_CTX *c); 50 OSSL_DEPRECATEDIN_3_0 int MD5_Update(MD5_CTX *c, const void *data, size_t len); 51 OSSL_DEPRECATEDIN_3_0 int MD5_Final(unsigned char *md, MD5_CTX *c); 52 OSSL_DEPRECATEDIN_3_0 unsigned char *MD5(const unsigned char *d, size_t n, 53 unsigned char *md); 54 OSSL_DEPRECATEDIN_3_0 void MD5_Transform(MD5_CTX *c, const unsigned char *b); 55 # endif 56 57 # ifdef __cplusplus 58 } 59 # endif 60 # endif 61 62 #endif 63