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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 use5 * this file except in compliance with the License.  You can obtain a copy6 * in the file LICENSE in the source distribution or at7 * https://www.openssl.org/source/license.html8 */9 10#ifndef OPENSSL_MD2_H11#define OPENSSL_MD2_H12#pragma once13 14#include <openssl/macros.h>15#ifndef OPENSSL_NO_DEPRECATED_3_016#define HEADER_MD2_H17#endif18 19#include <openssl/opensslconf.h>20 21#ifndef OPENSSL_NO_MD222#include <stddef.h>23#ifdef __cplusplus24extern "C" {25#endif26 27#define MD2_DIGEST_LENGTH 1628 29#if !defined(OPENSSL_NO_DEPRECATED_3_0)30 31typedef unsigned char MD2_INT;32 33#define MD2_BLOCK 1634 35typedef struct MD2state_st {36    unsigned int num;37    unsigned char data[MD2_BLOCK];38    MD2_INT cksm[MD2_BLOCK];39    MD2_INT state[MD2_BLOCK];40} MD2_CTX;41#endif42#ifndef OPENSSL_NO_DEPRECATED_3_043OSSL_DEPRECATEDIN_3_0 const char *MD2_options(void);44OSSL_DEPRECATEDIN_3_0 int MD2_Init(MD2_CTX *c);45OSSL_DEPRECATEDIN_3_0 int MD2_Update(MD2_CTX *c, const unsigned char *data,46    size_t len);47OSSL_DEPRECATEDIN_3_0 int MD2_Final(unsigned char *md, MD2_CTX *c);48OSSL_DEPRECATEDIN_3_0 unsigned char *MD2(const unsigned char *d, size_t n,49    unsigned char *md);50#endif51 52#ifdef __cplusplus53}54#endif55#endif56#endif57