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#include <ccan/crcsync/crcsync.h>
#include <ccan/crcsync/crcsync.c>
#include <ccan/tap/tap.h>
int main(int argc, char *argv[])
{
char buffer[1024];
unsigned int i, j;
uint64_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), 64, crcs);
ok1(crcs[0] == 0);
crc_of_blocks(buffer, sizeof(buffer), sizeof(buffer)/2, 64, crcs);
ok1(crcs[0] == 0);
ok1(crcs[1] == 0);
/* We know they're using crc64_iso. */
for (i = 0; i < sizeof(buffer); i++) {
buffer[i] = i;
crc_of_blocks(buffer, sizeof(buffer), sizeof(buffer)/7,
64, 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(crc64_iso(0, buffer + j, len) == crcs[j/(sizeof(buffer)/7)]);
}
}
return exit_status();
}
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