rt/snapraid
1
0
Fork 0
mirror of https://github.com/amadvance/snapraid.git synced 2026-10-26 19:01:57 -04:00
Code Issues Projects Releases Packages Wiki Activity Actions

Adds test vectors for the CRC.

Browse source
This commit is contained in:
Andrea Mazzoleni 2013-08-19 12:11:47 +02:00
parent 9d0af268d4
commit 3a6128f248
1 changed files with 47 additions and 3 deletions
Download patch file Download diff file Expand all files Collapse all files

50
selftest.c
View file

@ -21,7 +21,7 @@
#include "util.h"
#include "raid.h"
struct test_vector {
struct hash_test_vector {
const char* data;
int len;
unsigned char digest[HASH_SIZE];
@ -30,7 +30,7 @@ struct test_vector {
/**
* Test vectors for MurmorHash3_x86_128
*/
struct test_vector TEST_MURMUR3[] = {
static struct hash_test_vector TEST_MURMUR3[] = {
#include "murmur3test.c"
{ 0, 0, { 0 } }
};
@ -38,7 +38,7 @@ struct test_vector TEST_MURMUR3[] = {
/**
* Test vectors for SpookyHash_128
*/
struct test_vector TEST_SPOOKY2[] = {
static struct hash_test_vector TEST_SPOOKY2[] = {
#include "spooky2test.c"
{ 0, 0, { 0 } }
};
@ -226,6 +226,49 @@ static void hashtest(void)
free(seed_alloc);
}
struct crc_test_vector {
const char* data;
int len;
uint32_t digest;
};
/**
* Test vectors for CRC32C (Castagnoli)
*/
static struct crc_test_vector TEST_CRC32C[] = {
{ "\x61", 1, 0xc1d04330 },
{ "\x66\x6f\x6f", 3, 0xcfc4ae1d },
{ "\x68\x65\x6c\x6c\x6f\x20\x77\x6f\x72\x6c\x64", 11, 0xc99465aa },
{ "\x68\x65\x6c\x6c\x6f\x20", 6, 0x7e627e58 },
{ "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00", 32, 0x8a9136aa },
{ "\xff\xff\xff\xff\xff\xff\xff\xff\xff\xff\xff\xff\xff\xff\xff\xff\xff\xff\xff\xff\xff\xff\xff\xff\xff\xff\xff\xff\xff\xff\xff\xff", 32, 0x62a8ab43 },
{ "\x1f\x1e\x1d\x1c\x1b\x1a\x19\x18\x17\x16\x15\x14\x13\x12\x11\x10\x0f\x0e\x0d\x0c\x0b\x0a\x09\x08\x07\x06\x05\x04\x03\x02\x01\x00", 32, 0x113fdb5c },
{ "\x01\xc0\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x14\x00\x00\x00\x00\x00\x04\x00\x00\x00\x00\x14\x00\x00\x00\x18\x28\x00\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00\x00\x00\x00", 48, 0xd9963a56 },
{ "\x00\x01\x02\x03\x04\x05\x06\x07\x08\x09\x0a\x0b\x0c\x0d\x0e\x0f\x10\x11\x12\x13\x14\x15\x16\x17\x18\x19\x1a\x1b\x1c\x1d\x1e\x1f", 32, 0x46dd794e },
{ "\x01\x02\x03\x04\x05\x06\x07\x08\x09\x0a\x0b\x0c\x0d\x0e\x0f\x10\x11\x12\x13\x14\x15\x16\x17\x18\x19\x1a\x1b\x1c\x1d\x1e\x1f\x20\x21\x22\x23\x24\x25\x26\x27\x28", 40, 0x0e2c157f },
{ "\x29\x2a\x2b\x2c\x2d\x2e\x2f\x30\x31\x32\x33\x34\x35\x36\x37\x38\x39\x3a\x3b\x3c\x3d\x3e\x3f\x40\x41\x42\x43\x44\x45\x46\x47\x48\x49\x4a\x4b\x4c\x4d\x4e\x4f\x50", 40, 0xe980ebf6 },
{ "\x51\x52\x53\x54\x55\x56\x57\x58\x59\x5a\x5b\x5c\x5d\x5e\x5f\x60\x61\x62\x63\x64\x65\x66\x67\x68\x69\x6a\x6b\x6c\x6d\x6e\x6f\x70\x71\x72\x73\x74\x75\x76\x77\x78", 40, 0xde74bded },
{ "\x79\x7a\x7b\x7c\x7d\x7e\x7f\x80\x81\x82\x83\x84\x85\x86\x87\x88\x89\x8a\x8b\x8c\x8d\x8e\x8f\x90\x91\x92\x93\x94\x95\x96\x97\x98\x99\x9a\x9b\x9c\x9d\x9e\x9f\xa0", 40, 0xd579c862 },
{ "\xa1\xa2\xa3\xa4\xa5\xa6\xa7\xa8\xa9\xaa\xab\xac\xad\xae\xaf\xb0\xb1\xb2\xb3\xb4\xb5\xb6\xb7\xb8\xb9\xba\xbb\xbc\xbd\xbe\xbf\xc0\xc1\xc2\xc3\xc4\xc5\xc6\xc7\xc8", 40, 0xba979ad0 },
{ "\xc9\xca\xcb\xcc\xcd\xce\xcf\xd0\xd1\xd2\xd3\xd4\xd5\xd6\xd7\xd8\xd9\xda\xdb\xdc\xdd\xde\xdf\xe0\xe1\xe2\xe3\xe4\xe5\xe6\xe7\xe8\xe9\xea\xeb\xec\xed\xee\xef\xf0", 40, 0x2b29d913 },
{ "\x01\x02\x03\x04\x05\x06\x07\x08\x09\x0a\x0b\x0c\x0d\x0e\x0f\x10\x11\x12\x13\x14\x15\x16\x17\x18\x19\x1a\x1b\x1c\x1d\x1e\x1f\x20\x21\x22\x23\x24\x25\x26\x27\x28\x29\x2a\x2b\x2c\x2d\x2e\x2f\x30\x31\x32\x33\x34\x35\x36\x37\x38\x39\x3a\x3b\x3c\x3d\x3e\x3f\x40\x41\x42\x43\x44\x45\x46\x47\x48\x49\x4a\x4b\x4c\x4d\x4e\x4f\x50\x51\x52\x53\x54\x55\x56\x57\x58\x59\x5a\x5b\x5c\x5d\x5e\x5f\x60\x61\x62\x63\x64\x65\x66\x67\x68\x69\x6a\x6b\x6c\x6d\x6e\x6f\x70\x71\x72\x73\x74\x75\x76\x77\x78\x79\x7a\x7b\x7c\x7d\x7e\x7f\x80\x81\x82\x83\x84\x85\x86\x87\x88\x89\x8a\x8b\x8c\x8d\x8e\x8f\x90\x91\x92\x93\x94\x95\x96\x97\x98\x99\x9a\x9b\x9c\x9d\x9e\x9f\xa0\xa1\xa2\xa3\xa4\xa5\xa6\xa7\xa8\xa9\xaa\xab\xac\xad\xae\xaf\xb0\xb1\xb2\xb3\xb4\xb5\xb6\xb7\xb8\xb9\xba\xbb\xbc\xbd\xbe\xbf\xc0\xc1\xc2\xc3\xc4\xc5\xc6\xc7\xc8\xc9\xca\xcb\xcc\xcd\xce\xcf\xd0\xd1\xd2\xd3\xd4\xd5\xd6\xd7\xd8\xd9\xda\xdb\xdc\xdd\xde\xdf\xe0\xe1\xe2\xe3\xe4\xe5\xe6\xe7\xe8\xe9\xea\xeb\xec\xed\xee\xef\xf0", 240, 0x24c5d375 },
{ 0, 0, 0 }
};
static void crc32ctest(void)
{
unsigned i;
for(i=0;TEST_CRC32C[i].data;++i) {
uint32_t digest;
digest = 0xffffffffU ^ crc32c(0xffffffffU, (const unsigned char*)TEST_CRC32C[i].data, TEST_CRC32C[i].len);
if (digest != TEST_CRC32C[i].digest) {
fprintf(stderr, "Failed CRC32C test vector %u\n", i);
exit(EXIT_FAILURE);
}
}
}
void selftest(int gui)
{
unsigned i;
@ -244,6 +287,7 @@ void selftest(int gui)
}
hashtest();
crc32ctest();
for(i=1;i<=33;++i) {
raid5test(i, 2048);