Edit File: sha.h
/* * 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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