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/*
* Copyright 1995-2016 The OpenSSL Project Authors. All Rights Reserved. * * Licensed under the OpenSSL license (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 HEADER_SHA_H
# define HEADER_SHA_H
# include <openssl/e_os2.h>
# include <stddef.h>
#ifdef __cplusplus
extern "C" { #endif
/*-
* !!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!! * ! SHA_LONG has to be at least 32 bits wide. ! * !!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!! */ # define SHA_LONG unsigned int
# define SHA_LBLOCK 16
# define SHA_CBLOCK (SHA_LBLOCK*4)/* SHA treats input data as a
* contiguous array of 32 bit wide * big-endian values. */ # define SHA_LAST_BLOCK (SHA_CBLOCK-8)
# define SHA_DIGEST_LENGTH 20
typedef struct SHAstate_st { SHA_LONG h0, h1, h2, h3, h4; SHA_LONG Nl, Nh; SHA_LONG data[SHA_LBLOCK]; unsigned int num; } SHA_CTX;
int SHA1_Init(SHA_CTX *c); int SHA1_Update(SHA_CTX *c, const void *data, size_t len); int SHA1_Final(unsigned char *md, SHA_CTX *c); unsigned char *SHA1(const unsigned char *d, size_t n, unsigned char *md); void SHA1_Transform(SHA_CTX *c, const unsigned char *data);
# define SHA256_CBLOCK (SHA_LBLOCK*4)/* SHA-256 treats input data as a
* contiguous array of 32 bit wide * big-endian values. */
typedef struct SHA256state_st { SHA_LONG h[8]; SHA_LONG Nl, Nh; SHA_LONG data[SHA_LBLOCK]; unsigned int num, md_len; } SHA256_CTX;
int SHA224_Init(SHA256_CTX *c); int SHA224_Update(SHA256_CTX *c, const void *data, size_t len); int SHA224_Final(unsigned char *md, SHA256_CTX *c); unsigned char *SHA224(const unsigned char *d, size_t n, unsigned char *md); int SHA256_Init(SHA256_CTX *c); int SHA256_Update(SHA256_CTX *c, const void *data, size_t len); int SHA256_Final(unsigned char *md, SHA256_CTX *c); unsigned char *SHA256(const unsigned char *d, size_t n, unsigned char *md); void SHA256_Transform(SHA256_CTX *c, const unsigned char *data);
# define SHA224_DIGEST_LENGTH 28
# define SHA256_DIGEST_LENGTH 32
# define SHA384_DIGEST_LENGTH 48
# define SHA512_DIGEST_LENGTH 64
/*
* Unlike 32-bit digest algorithms, SHA-512 *relies* on SHA_LONG64 * being exactly 64-bit wide. See Implementation Notes in sha512.c * for further details. */ /*
* SHA-512 treats input data as a * contiguous array of 64 bit * wide big-endian values. */ # define SHA512_CBLOCK (SHA_LBLOCK*8)
# if (defined(_WIN32) || defined(_WIN64)) && !defined(__MINGW32__)
# define SHA_LONG64 unsigned __int64
# define U64(C) C##UI64
# elif defined(__arch64__)
# define SHA_LONG64 unsigned long
# define U64(C) C##UL
# else
# define SHA_LONG64 unsigned long long
# define U64(C) C##ULL
# endif
typedef struct SHA512state_st { SHA_LONG64 h[8]; SHA_LONG64 Nl, Nh; union { SHA_LONG64 d[SHA_LBLOCK]; unsigned char p[SHA512_CBLOCK]; } u; unsigned int num, md_len; } SHA512_CTX;
int SHA384_Init(SHA512_CTX *c); int SHA384_Update(SHA512_CTX *c, const void *data, size_t len); int SHA384_Final(unsigned char *md, SHA512_CTX *c); unsigned char *SHA384(const unsigned char *d, size_t n, unsigned char *md); int SHA512_Init(SHA512_CTX *c); int SHA512_Update(SHA512_CTX *c, const void *data, size_t len); int SHA512_Final(unsigned char *md, SHA512_CTX *c); unsigned char *SHA512(const unsigned char *d, size_t n, unsigned char *md); void SHA512_Transform(SHA512_CTX *c, const unsigned char *data);
#ifdef __cplusplus
} #endif
#endif
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