--- /dev/null
+#include "crcsync/crcsync.h"
+#include "crcsync/crcsync.c"
+#include "tap/tap.h"
+
+int main(int argc, char *argv[])
+{
+ char buffer[1024];
+ unsigned int i, j;
+ uint32_t crcs[12] = { 0xFFFFF, 0xdeadf00d };
+
+ plan_tests(3 + 8192);
+
+ /* Simple test (we know currently crc of 0s is 0) */
+ memset(buffer, 0, sizeof(buffer));
+ crc_of_blocks(buffer, sizeof(buffer), sizeof(buffer), 32, crcs);
+ ok1(crcs[0] == 0);
+ crc_of_blocks(buffer, sizeof(buffer), sizeof(buffer)/2, 32, crcs);
+ ok1(crcs[0] == 0);
+ ok1(crcs[1] == 0);
+
+ /* We know they're using crc32c. */
+ for (i = 0; i < sizeof(buffer); i++) {
+ buffer[i] = i;
+ crc_of_blocks(buffer, sizeof(buffer), sizeof(buffer)/7,
+ 32, crcs);
+ for (j = 0; j < sizeof(buffer); j += sizeof(buffer)/7) {
+ unsigned int len = sizeof(buffer)/7;
+ if (j + len > sizeof(buffer))
+ len = sizeof(buffer) - j;
+
+ ok1(crc32c(0, buffer + j, len) == crcs[j/(sizeof(buffer)/7)]);
+ }
+ }
+
+ return exit_status();
+}