| 0,0 → 1,34 |
|---|
| /********************************************************************* |
| * 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 |