48 lines
1.2 KiB
C
48 lines
1.2 KiB
C
#ifndef __SHA2_H__
|
|
#define __SHA2_H__
|
|
|
|
#include <c_types.h>
|
|
|
|
/**************************************************************************
|
|
* SHA256/384/512 declarations
|
|
**************************************************************************/
|
|
|
|
#define SHA256_BLOCK_LENGTH 64
|
|
#define SHA256_DIGEST_LENGTH 32
|
|
|
|
typedef struct
|
|
{
|
|
uint32_t state[8];
|
|
uint64_t bitcount;
|
|
uint8_t buffer[SHA256_BLOCK_LENGTH];
|
|
} SHA256_CTX;
|
|
|
|
|
|
void SHA256_Init(SHA256_CTX *);
|
|
void SHA256_Update(SHA256_CTX *, const uint8_t *msg, size_t len);
|
|
void SHA256_Final(uint8_t[SHA256_DIGEST_LENGTH], SHA256_CTX*);
|
|
|
|
#define SHA384_BLOCK_LENGTH 128
|
|
#define SHA384_DIGEST_LENGTH 48
|
|
|
|
typedef struct
|
|
{
|
|
uint64_t state[8];
|
|
uint64_t bitcount[2];
|
|
uint8_t buffer[SHA384_BLOCK_LENGTH];
|
|
} SHA384_CTX;
|
|
|
|
void SHA384_Init(SHA384_CTX*);
|
|
void SHA384_Update(SHA384_CTX*, const uint8_t *msg, size_t len);
|
|
void SHA384_Final(uint8_t[SHA384_DIGEST_LENGTH], SHA384_CTX*);
|
|
|
|
#define SHA512_BLOCK_LENGTH 128
|
|
#define SHA512_DIGEST_LENGTH 64
|
|
typedef SHA384_CTX SHA512_CTX;
|
|
|
|
void SHA512_Init(SHA512_CTX*);
|
|
void SHA512_Update(SHA512_CTX*, const uint8_t *msg, size_t len);
|
|
void SHA512_Final(uint8_t[SHA512_DIGEST_LENGTH], SHA512_CTX*);
|
|
|
|
#endif
|