void
netpgpv_RMD160Final(u_char digest[20], NETPGPV_RMD160_CTX *ctx)
{
int i;
u_char size[8];
uint32_t padlen;
PUT_64BIT_LE(size, ctx->count);
/*
* pad to 64 byte blocks, at least one byte from PADDING plus 8 bytes
* for the size
*/
padlen = (uint32_t)(64 - ((ctx->count/8) % 64));
if (padlen < 1 + 8)
padlen += 64;
netpgpv_RMD160Update(ctx, PADDING, padlen - 8); /* padlen - 8 <= 64 */
netpgpv_RMD160Update(ctx, size, 8);
if (digest != NULL)
for (i = 0; i < 5; i++)
PUT_32BIT_LE(digest + i*4, ctx->state[i]);
memset(ctx, 0, sizeof (*ctx));
}
int
digest_update(digest_t *hash, const uint8_t *data, size_t length)
{
if (hash == NULL || data == NULL) {
return 0;
}
switch(hash->alg) {
case MD5_HASH_ALG:
netpgpv_MD5Update(hash->ctx, data, (unsigned)length);
return 1;
case SHA1_HASH_ALG:
netpgpv_SHA1Update(hash->ctx, data, (unsigned)length);
return 1;
case RIPEMD_HASH_ALG:
netpgpv_RMD160Update(hash->ctx, data, (unsigned)length);
return 1;
case SHA256_HASH_ALG:
netpgpv_SHA256_Update(hash->ctx, data, length);
return 1;
case SHA512_HASH_ALG:
netpgpv_SHA512_Update(hash->ctx, data, length);
return 1;
default:
printf("hash_any: bad algorithm\n");
return 0;
}
}
