| /* |
| * 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 |