kpmpgsmkii/shared/thirdparty/SHA256/mark2/sha256.h
2022-03-22 20:00:00 -05:00

57 lines
1.5 KiB
C

/*
* SHA-256 implementation, Mark 2
*
* Copyright (c) 2010,2014 Ilya O. Levin, http://www.literatecode.com
*
* Permission to use, copy, modify, and distribute this software for any
* purpose with or without fee is hereby granted, provided that the above
* copyright notice and this permission notice appear in all copies.
*
* THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
* WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
* MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR
* ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
* WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN
* ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF
* OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
*/
#ifndef SHA256_H_
#define SHA256_H_
#include <stddef.h>
#ifdef _MSC_VER
#ifndef uint8_t
typedef unsigned __int8 uint8_t;
#endif
#ifndef uint32_t
typedef unsigned __int32 uint32_t;
#endif
#else
#include <stdint.h>
#endif
#define SHA256_BYTES 32
#ifdef __cplusplus
extern "C"
{
#endif
typedef struct {
uint8_t buf[64];
uint32_t hash[8];
uint32_t bits[2];
uint32_t len;
} sha256_context;
void sha256_init(sha256_context *ctx);
void sha256_hash(sha256_context *ctx, const void *data, size_t len);
void sha256_done(sha256_context *ctx, uint8_t *hash);
void sha256(const void *data, size_t len, uint8_t *hash);
#ifdef __cplusplus
}
#endif
#endif