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/*
 * Copyright 1995-2020 The OpenSSL Project Authors. All Rights Reserved.
 *
 * Licensed under the Apache License 2.0 (the "License").  You may not use
 * this file except in compliance with the License.  You can obtain a copy
 * in the file LICENSE in the source distribution or at
 * https://www.openssl.org/source/license.html
 */

#ifndef OPENSSL_RIPEMD_H
# define OPENSSL_RIPEMD_H
# pragma once

# include <openssl/macros.h>
# ifndef OPENSSL_NO_DEPRECATED_3_0
#  define HEADER_RIPEMD_H
# endif

# include <openssl/opensslconf.h>

# ifndef OPENSSL_NO_RMD160
#  include <openssl/e_os2.h>
#  include <stddef.h>

#  define RIPEMD160_DIGEST_LENGTH 20

#  ifdef  __cplusplus
extern "C" {
#  endif
#  if !defined(OPENSSL_NO_DEPRECATED_3_0)

#   define RIPEMD160_LONG unsigned int

#   define RIPEMD160_CBLOCK        64
#   define RIPEMD160_LBLOCK        (RIPEMD160_CBLOCK/4)

typedef struct RIPEMD160state_st {
    RIPEMD160_LONG A, B, C, D, E;
    RIPEMD160_LONG Nl, Nh;
    RIPEMD160_LONG data[RIPEMD160_LBLOCK];
    unsigned int num;
} RIPEMD160_CTX;
#  endif
#  ifndef OPENSSL_NO_DEPRECATED_3_0
OSSL_DEPRECATEDIN_3_0 int RIPEMD160_Init(RIPEMD160_CTX *c);
OSSL_DEPRECATEDIN_3_0 int RIPEMD160_Update(RIPEMD160_CTX *c, const void *data,
                                           size_t len);
OSSL_DEPRECATEDIN_3_0 int RIPEMD160_Final(unsigned char *md, RIPEMD160_CTX *c);
OSSL_DEPRECATEDIN_3_0 unsigned char *RIPEMD160(const unsigned char *d, size_t n,
                                               unsigned char *md);
OSSL_DEPRECATEDIN_3_0 void RIPEMD160_Transform(RIPEMD160_CTX *c,
                                               const unsigned char *b);
#  endif

#  ifdef  __cplusplus
}
#  endif
# endif
#endif