/* public domain sha224 implementation based on fips180-3 */ | |
#include <stdint.h> | |
#include "../sha224.h" | |
extern void sha256_sum_n(void *, uint8_t *, int n); | |
void | |
sha224_init(void *ctx) | |
{ | |
struct sha224 *s = ctx; | |
s->len = 0; | |
s->h[0] = 0xc1059ed8; | |
s->h[1] = 0x367cd507; | |
s->h[2] = 0x3070dd17; | |
s->h[3] = 0xf70e5939; | |
s->h[4] = 0xffc00b31; | |
s->h[5] = 0x68581511; | |
s->h[6] = 0x64f98fa7; | |
s->h[7] = 0xbefa4fa4; | |
} | |
void | |
sha224_sum(void *ctx, uint8_t md[SHA224_DIGEST_LENGTH]) | |
{ | |
sha256_sum_n(ctx, md, 8); | |
} |