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// Copyright 1995-2016 The OpenSSL Project Authors. All Rights Reserved.
//
// Licensed under the Apache License, Version 2.0 (the "License");
// you may not use this file except in compliance with the License.
// You may obtain a copy of the License at
//
// https://www.apache.org/licenses/LICENSE-2.0
//
// Unless required by applicable law or agreed to in writing, software
// distributed under the License is distributed on an "AS IS" BASIS,
// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
// See the License for the specific language governing permissions and
// limitations under the License.
#ifndef OPENSSL_HEADER_RIPEMD_H
#define OPENSSL_HEADER_RIPEMD_H
#include <contrib/restricted/google/boringssl/include/openssl/base.h> // IWYU pragma: export
#ifdef __cplusplus
extern "C" {
#endif
# define RIPEMD160_CBLOCK 64
# define RIPEMD160_LBLOCK (RIPEMD160_CBLOCK/4)
# define RIPEMD160_DIGEST_LENGTH 20
struct RIPEMD160state_st {
uint32_t h[5];
uint32_t Nl, Nh;
uint8_t data[RIPEMD160_CBLOCK];
unsigned num;
};
// RIPEMD160_Init initialises |ctx| and returns one.
OPENSSL_EXPORT int RIPEMD160_Init(RIPEMD160_CTX *ctx);
// RIPEMD160_Update adds |len| bytes from |data| to |ctx| and returns one.
OPENSSL_EXPORT int RIPEMD160_Update(RIPEMD160_CTX *ctx, const void *data,
size_t len);
// RIPEMD160_Final adds the final padding to |ctx| and writes the resulting
// digest to |out|, which must have at least |RIPEMD160_DIGEST_LENGTH| bytes of
// space. It returns one.
OPENSSL_EXPORT int RIPEMD160_Final(uint8_t out[RIPEMD160_DIGEST_LENGTH],
RIPEMD160_CTX *ctx);
// RIPEMD160 writes the digest of |len| bytes from |data| to |out| and returns
// |out|. There must be at least |RIPEMD160_DIGEST_LENGTH| bytes of space in
// |out|.
OPENSSL_EXPORT uint8_t *RIPEMD160(const uint8_t *data, size_t len,
uint8_t out[RIPEMD160_DIGEST_LENGTH]);
// RIPEMD160_Transform is a low-level function that performs a single,
// RIPEMD160 block transformation using the state from |ctx| and 64 bytes from
// |block|.
OPENSSL_EXPORT void RIPEMD160_Transform(RIPEMD160_CTX *ctx,
const uint8_t block[RIPEMD160_CBLOCK]);
#if defined(__cplusplus)
} // extern C
#endif
#endif // OPENSSL_HEADER_RIPEMD_H
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