mirror of
https://github.com/reactos/reactos.git
synced 2024-10-31 03:48:17 +00:00
90 lines
3.6 KiB
C
90 lines
3.6 KiB
C
/*
|
|
* FILE: sha2.h
|
|
* AUTHOR: Aaron D. Gifford - http://www.aarongifford.com/
|
|
*
|
|
* Copyright (c) 2000-2001, Aaron D. Gifford
|
|
* All rights reserved.
|
|
*
|
|
* Redistribution and use in source and binary forms, with or without
|
|
* modification, are permitted provided that the following conditions
|
|
* are met:
|
|
* 1. Redistributions of source code must retain the above copyright
|
|
* notice, this list of conditions and the following disclaimer.
|
|
* 2. Redistributions in binary form must reproduce the above copyright
|
|
* notice, this list of conditions and the following disclaimer in the
|
|
* documentation and/or other materials provided with the distribution.
|
|
* 3. Neither the name of the copyright holder nor the names of contributors
|
|
* may be used to endorse or promote products derived from this software
|
|
* without specific prior written permission.
|
|
*
|
|
* THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTOR(S) ``AS IS'' AND
|
|
* ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
|
|
* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
|
|
* ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTOR(S) BE LIABLE
|
|
* FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
|
|
* DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
|
|
* OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
|
|
* HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
|
|
* LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
|
|
* OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
|
|
* SUCH DAMAGE.
|
|
*/
|
|
|
|
#ifndef __SHA2_H__
|
|
#define __SHA2_H__
|
|
|
|
#include <basetsd.h>
|
|
|
|
/*** SHA-256/384/512 Various Length Definitions ***********************/
|
|
#define SHA256_BLOCK_LENGTH 64
|
|
#define SHA256_DIGEST_LENGTH 32
|
|
#define SHA256_DIGEST_STRING_LENGTH (SHA256_DIGEST_LENGTH * 2 + 1)
|
|
#define SHA384_BLOCK_LENGTH 128
|
|
#define SHA384_DIGEST_LENGTH 48
|
|
#define SHA384_DIGEST_STRING_LENGTH (SHA384_DIGEST_LENGTH * 2 + 1)
|
|
#define SHA512_BLOCK_LENGTH 128
|
|
#define SHA512_DIGEST_LENGTH 64
|
|
#define SHA512_DIGEST_STRING_LENGTH (SHA512_DIGEST_LENGTH * 2 + 1)
|
|
|
|
|
|
/*** SHA-256/384/512 Context Structures *******************************/
|
|
typedef UINT8 sha2_byte; /* Exactly 1 byte */
|
|
typedef UINT32 sha2_word32; /* Exactly 4 bytes */
|
|
typedef UINT64 sha2_word64; /* Exactly 8 bytes */
|
|
|
|
typedef struct _SHA256_CTX {
|
|
sha2_word32 state[8];
|
|
sha2_word64 bitcount;
|
|
sha2_byte buffer[SHA256_BLOCK_LENGTH];
|
|
} SHA256_CTX;
|
|
typedef struct _SHA512_CTX {
|
|
sha2_word64 state[8];
|
|
sha2_word64 bitcount[2];
|
|
sha2_byte buffer[SHA512_BLOCK_LENGTH];
|
|
} SHA512_CTX;
|
|
|
|
typedef SHA512_CTX SHA384_CTX;
|
|
|
|
|
|
/*** SHA-256/384/512 Function Prototypes ******************************/
|
|
|
|
void SHA256_Init(SHA256_CTX *);
|
|
void SHA256_Update(SHA256_CTX*, const sha2_byte*, size_t);
|
|
void SHA256_Final(sha2_byte[SHA256_DIGEST_LENGTH], SHA256_CTX*);
|
|
char* SHA256_End(SHA256_CTX*, char[SHA256_DIGEST_STRING_LENGTH]);
|
|
char* SHA256_Data(const sha2_byte*, size_t, char[SHA256_DIGEST_STRING_LENGTH]);
|
|
|
|
void SHA384_Init(SHA384_CTX*);
|
|
void SHA384_Update(SHA384_CTX*, const sha2_byte*, size_t);
|
|
void SHA384_Final(sha2_byte[SHA384_DIGEST_LENGTH], SHA384_CTX*);
|
|
char* SHA384_End(SHA384_CTX*, char[SHA384_DIGEST_STRING_LENGTH]);
|
|
char* SHA384_Data(const sha2_byte*, size_t, char[SHA384_DIGEST_STRING_LENGTH]);
|
|
|
|
void SHA512_Init(SHA512_CTX*);
|
|
void SHA512_Update(SHA512_CTX*, const sha2_byte*, size_t);
|
|
void SHA512_Final(sha2_byte[SHA512_DIGEST_LENGTH], SHA512_CTX*);
|
|
char* SHA512_End(SHA512_CTX*, char[SHA512_DIGEST_STRING_LENGTH]);
|
|
char* SHA512_Data(const sha2_byte*, size_t, char[SHA512_DIGEST_STRING_LENGTH]);
|
|
|
|
#endif /* __SHA2_H__ */
|