Function test25

dpdk/app/test/test_lpm6.c:1563–1604

* Add a set of random routes with random depths. * Lookup different IP addresses that match the routes previously added. * Checks that the next hop is the expected one. * The routes, IP addresses and expected result for every case have been * precalculated by using a python script and stored in a .h file. */

 * precalculated by using a python script and stored in a .h file.
 */
int32_t
test25(void)
{
	struct rte_lpm6 *lpm = NULL;
	struct rte_lpm6_config config;
	uint8_t ip[16];
	uint32_t i;
	uint8_t depth;
	uint32_t next_hop_add, next_hop_return, next_hop_expected;
	int32_t status = 0;

	config.max_rules = MAX_RULES;
	config.number_tbl8s = NUMBER_TBL8S;
	config.flags = 0;

	lpm = rte_lpm6_create(__func__, SOCKET_ID_ANY, &config);
	TEST_LPM_ASSERT(lpm != NULL);

	for (i = 0; i < 1000; i++) {
		memcpy(ip, large_route_table[i].ip, 16);
		depth = large_route_table[i].depth;
		next_hop_add = large_route_table[i].next_hop;
		status = rte_lpm6_add(lpm, ip, depth, next_hop_add);
		TEST_LPM_ASSERT(status == 0);
	}

	/* generate large IPS table and expected next_hops */
	generate_large_ips_table(1);

	for (i = 0; i < 100000; i++) {
		memcpy(ip, large_ips_table[i].ip, 16);
		next_hop_expected = large_ips_table[i].next_hop;

		status = rte_lpm6_lookup(lpm, ip, &next_hop_return);
		TEST_LPM_ASSERT((status == 0) &&
				(next_hop_return == next_hop_expected));
	}

	rte_lpm6_free(lpm);

	return PASS;
}

/*
 * Test for overwriting of tbl8: