include/openssl/md2.h

0001 /*
0002  * Copyright 1995-2020 The OpenSSL Project Authors. All Rights Reserved.
0003  *
0004  * Licensed under the Apache License 2.0 (the "License").  You may not use
0005  * this file except in compliance with the License.  You can obtain a copy
0006  * in the file LICENSE in the source distribution or at
0007  * https://www.openssl.org/source/license.html
0008  */
0009
0010 #ifndef OPENSSL_MD2_H
0011 #define OPENSSL_MD2_H
0012 #pragma once
0013
0014 #include <openssl/macros.h>
0015 #ifndef OPENSSL_NO_DEPRECATED_3_0
0016 #define HEADER_MD2_H
0017 #endif
0018
0019 #include <openssl/opensslconf.h>
0020
0021 #ifndef OPENSSL_NO_MD2
0022 #include <stddef.h>
0023 #ifdef __cplusplus
0024 extern "C" {
0025 #endif
0026
0027 #define MD2_DIGEST_LENGTH 16
0028
0029 #if !defined(OPENSSL_NO_DEPRECATED_3_0)
0030
0031 typedef unsigned char MD2_INT;
0032
0033 #define MD2_BLOCK 16
0034
0035 typedef struct MD2state_st {
0036     unsigned int num;
0037     unsigned char data[MD2_BLOCK];
0038     MD2_INT cksm[MD2_BLOCK];
0039     MD2_INT state[MD2_BLOCK];
0040 } MD2_CTX;
0041 #endif
0042 #ifndef OPENSSL_NO_DEPRECATED_3_0
0043 OSSL_DEPRECATEDIN_3_0 const char *MD2_options(void);
0044 OSSL_DEPRECATEDIN_3_0 int MD2_Init(MD2_CTX *c);
0045 OSSL_DEPRECATEDIN_3_0 int MD2_Update(MD2_CTX *c, const unsigned char *data,
0046     size_t len);
0047 OSSL_DEPRECATEDIN_3_0 int MD2_Final(unsigned char *md, MD2_CTX *c);
0048 OSSL_DEPRECATEDIN_3_0 unsigned char *MD2(const unsigned char *d, size_t n,
0049     unsigned char *md);
0050 #endif
0051
0052 #ifdef __cplusplus
0053 }
0054 #endif
0055 #endif
0056 #endif