| /* 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]); |