void bench_ripemd(void)
{
RipeMd hash;
byte digest[RIPEMD_DIGEST_SIZE];
double start, total, persec;
int i;
InitRipeMd(&hash);
start = current_time(1);
for(i = 0; i < numBlocks; i++)
RipeMdUpdate(&hash, plain, sizeof(plain));
RipeMdFinal(&hash, digest);
total = current_time(0) - start;
persec = 1 / total * numBlocks;
#ifdef BENCH_EMBEDDED
/* since using kB, convert to MB/s */
persec = persec / 1024;
#endif
printf("RIPEMD %d %s took %5.3f seconds, %7.3f MB/s\n", numBlocks,
blockType, total, persec);
}
int ripemd_test(void)
{
RipeMd ripemd;
byte hash[RIPEMD_DIGEST_SIZE];
testVector a, b, c, d;
testVector test_ripemd[4];
int times = sizeof(test_ripemd) / sizeof(struct testVector), i;
a.input = "abc";
a.output = "\x8e\xb2\x08\xf7\xe0\x5d\x98\x7a\x9b\x04\x4a\x8e\x98\xc6"
"\xb0\x87\xf1\x5a\x0b\xfc";
a.inLen = strlen(a.input);
a.outLen = strlen(a.output);
b.input = "message digest";
b.output = "\x5d\x06\x89\xef\x49\xd2\xfa\xe5\x72\xb8\x81\xb1\x23\xa8"
"\x5f\xfa\x21\x59\x5f\x36";
b.inLen = strlen(b.input);
b.outLen = strlen(b.output);
c.input = "abcdbcdecdefdefgefghfghighijhijkijkljklmklmnlmnomnopnopq";
c.output = "\x12\xa0\x53\x38\x4a\x9c\x0c\x88\xe4\x05\xa0\x6c\x27\xdc"
"\xf4\x9a\xda\x62\xeb\x2b";
c.inLen = strlen(c.input);
c.outLen = strlen(c.output);
d.input = "12345678901234567890123456789012345678901234567890123456"
"789012345678901234567890";
d.output = "\x9b\x75\x2e\x45\x57\x3d\x4b\x39\xf4\xdb\xd3\x32\x3c\xab"
"\x82\xbf\x63\x32\x6b\xfb";
d.inLen = strlen(d.input);
d.outLen = strlen(d.output);
test_ripemd[0] = a;
test_ripemd[1] = b;
test_ripemd[2] = c;
test_ripemd[3] = d;
InitRipeMd(&ripemd);
for (i = 0; i < times; ++i) {
RipeMdUpdate(&ripemd, (byte*)test_ripemd[i].input,
(word32)test_ripemd[i].inLen);
RipeMdFinal(&ripemd, hash);
if (memcmp(hash, test_ripemd[i].output, RIPEMD_DIGEST_SIZE) != 0)
return -10 - i;
}
return 0;
}
void RipeMdFinal(RipeMd* ripemd, byte* hash)
{
byte* local = (byte*)ripemd->buffer;
AddLength(ripemd, ripemd->buffLen); /* before adding pads */
local[ripemd->buffLen++] = 0x80; /* add 1 */
/* pad with zeros */
if (ripemd->buffLen > RIPEMD_PAD_SIZE) {
XMEMSET(&local[ripemd->buffLen], 0, RIPEMD_BLOCK_SIZE - ripemd->buffLen);
ripemd->buffLen += RIPEMD_BLOCK_SIZE - ripemd->buffLen;
#ifdef BIG_ENDIAN_ORDER
ByteReverseBytes(local, local, RIPEMD_BLOCK_SIZE);
#endif
Transform(ripemd);
ripemd->buffLen = 0;
}
XMEMSET(&local[ripemd->buffLen], 0, RIPEMD_PAD_SIZE - ripemd->buffLen);
/* put lengths in bits */
ripemd->loLen = ripemd->loLen << 3;
ripemd->hiLen = (ripemd->loLen >> (8*sizeof(ripemd->loLen) - 3)) +
(ripemd->hiLen << 3);
/* store lengths */
#ifdef BIG_ENDIAN_ORDER
ByteReverseBytes(local, local, RIPEMD_BLOCK_SIZE);
#endif
/* ! length ordering dependent on digest endian type ! */
XMEMCPY(&local[RIPEMD_PAD_SIZE], &ripemd->loLen, sizeof(word32));
XMEMCPY(&local[RIPEMD_PAD_SIZE + sizeof(word32)], &ripemd->hiLen,
sizeof(word32));
Transform(ripemd);
#ifdef BIG_ENDIAN_ORDER
ByteReverseWords(ripemd->digest, ripemd->digest, RIPEMD_DIGEST_SIZE);
#endif
XMEMCPY(hash, ripemd->digest, RIPEMD_DIGEST_SIZE);
InitRipeMd(ripemd); /* reset state */
}
void bench_ripemd(void)
{
RipeMd hash;
byte digest[RIPEMD_DIGEST_SIZE];
double start, total, persec;
int i;
InitRipeMd(&hash);
start = current_time();
for(i = 0; i < megs; i++)
RipeMdUpdate(&hash, plain, sizeof(plain));
RipeMdFinal(&hash, digest);
total = current_time() - start;
persec = 1 / total * megs;
printf("RIPEMD %d megs took %5.3f seconds, %6.2f MB/s\n", megs, total,
persec);
}
