p2pool/external/src/crypto/sha256.h
2023-10-24 14:16:55 +02:00

41 lines
1.1 KiB
C

/*********************************************************************
* Filename: sha256.h
* Author: Brad Conte (brad AT bradconte.com)
* Copyright:
* Disclaimer: This code is presented "as is" without any guarantees.
* Details: Defines the API for the corresponding SHA1 implementation.
*********************************************************************/
#ifndef SHA256_H
#define SHA256_H
#ifdef __cplusplus
extern "C" {
#endif
/*************************** HEADER FILES ***************************/
#include <stdint.h>
/****************************** MACROS ******************************/
#define SHA256_BLOCK_SIZE 32 // SHA256 outputs a 32 byte digest
typedef struct {
uint8_t data[64];
uint32_t datalen;
uint32_t padding;
uint64_t bitlen;
uint32_t state[8];
} SHA256_CTX;
/*********************** FUNCTION DECLARATIONS **********************/
void sha256_init(SHA256_CTX *ctx);
void sha256_update(SHA256_CTX *ctx, const uint8_t* data, uint32_t len);
void sha256_final(SHA256_CTX *ctx, uint8_t* hash);
void sha256(const void* data, uint32_t len, uint8_t* hash);
#ifdef __cplusplus
}
#endif
#endif // SHA256_H