#include <config.h>
#include "csum.h"
+#include "crc32c.h"
#include <inttypes.h>
#include <netinet/in.h>
#include <stdio.h>
mark('#');
}
+/* CRC32C checksum tests, based on Intel IPPs, Chapter 13,
+ * ippsCRC32C_8u() example, found at the following location:
+ * http://software.intel.com/sites/products/documentation/hpc/ipp/ipps/ */
+static void
+test_crc32c(void)
+{
+ int i;
+ uint8_t data[48] = {
+ 0x01, 0xc0, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
+ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
+ 0x14, 0x00, 0x00, 0x00, 0x00, 0x00, 0x04, 0x00,
+ 0x00, 0x00, 0x00, 0x14, 0x00, 0x00, 0x00, 0x18,
+ 0x28, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
+ 0x02, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00
+ };
+
+ /* iSCSI Read PDU */
+ assert(ntohl(crc32c(data, 48)) == 0x563a96d9L);
+
+ /* 32 bytes of all zeroes */
+ for (i = 0; i < 32; i++) data[i] = 0x00;
+ assert(ntohl(crc32c(data, 32)) == 0xaa36918aL);
+
+ /* 32 bytes of all ones */
+ for (i = 0; i < 32; i++) data[i] = 0xff;
+ assert(ntohl(crc32c(data, 32)) == 0x43aba862L);
+
+ /* 32 bytes of incrementing 00..1f */
+ for (i = 0; i < 32; i++) data[i] = i;
+ assert(ntohl(crc32c(data, 32)) == 0x4e79dd46L);
+
+ /* 32 bytes of decrementing 1f..00 */
+ for (i = 0; i < 32; i++) data[i] = 31 - i;
+ assert(ntohl(crc32c(data, 32)) == 0x5cdb3f11L);
+
+ mark('#');
+}
+
int
main(void)
{
}
test_rfc1624();
+ test_crc32c();
/* Test recalc_csum16(). */
for (i = 0; i < 32; i++) {