You can not select more than 25 topics
Topics must start with a letter or number, can include dashes ('-') and can be up to 35 characters long.
34 lines
1.2 KiB
34 lines
1.2 KiB
/********************************************************************* |
|
* 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 |
|
|
|
/*************************** HEADER FILES ***************************/ |
|
#include <stddef.h> |
|
|
|
/****************************** MACROS ******************************/ |
|
#define SHA256_BLOCK_SIZE 32 // SHA256 outputs a 32 byte digest |
|
|
|
/**************************** DATA TYPES ****************************/ |
|
typedef unsigned char BYTE; // 8-bit byte |
|
typedef unsigned int WORD; // 32-bit word, change to "long" for 16-bit machines |
|
|
|
typedef struct { |
|
BYTE data[64]; |
|
WORD datalen; |
|
unsigned long long bitlen; |
|
WORD state[8]; |
|
} SHA256_CTX; |
|
|
|
/*********************** FUNCTION DECLARATIONS **********************/ |
|
void sha256_init(SHA256_CTX *ctx); |
|
void sha256_update(SHA256_CTX *ctx, const BYTE data[], size_t len); |
|
void sha256_final(SHA256_CTX *ctx, BYTE hash[]); |
|
|
|
#endif // SHA256_H
|
|
|