/* public domain sha224 implementation based on fips180-3 */ | |
#include "sha256.h" | |
#define sha224 sha256 /*struct*/ | |
enum { SHA224_DIGEST_LENGTH = 28 }; | |
/* reset state */ | |
void sha224_init(void *ctx); | |
/* process message */ | |
#define sha224_update sha256_update | |
/* get message digest */ | |
/* state is ruined after sum, keep a copy if multiple sum is needed */ | |
/* part of the message might be left in s, zero it if secrecy is needed */ | |
void sha224_sum(void *ctx, uint8_t md[SHA224_DIGEST_LENGTH]); |