mirror of
git://git.suckless.org/sbase
synced 2026-01-26 21:52:15 +00:00
87f4755cd0
Adjust buffer sizes for both SHA-256 and SHA-512 based 224-bit SHA checksums. Use a temporary buffer for SHA-512/224, as 224 is not multiple of 64-bit internal state array of SHA-512.
27 lines
505 B
C
27 lines
505 B
C
/* 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, 7);
|
|
}
|