Function test_hash_add_delete_jhash2

dpdk/app/test/test_hash.c:1626–1659

* add/delete key with jhash2 */

 * add/delete key with jhash2
 */
static int
test_hash_add_delete_jhash2(void)
{
	int ret = -1;
	struct rte_hash *handle;
	int32_t pos1, pos2;

	hash_params_ex.name = "hash_test_jhash2";
	hash_params_ex.key_len = 4;
	hash_params_ex.hash_func = (rte_hash_function)test_jhash_32b;

	handle = rte_hash_create(&hash_params_ex);
	if (handle == NULL) {
		printf("test_hash_add_delete_jhash2 fail to create hash\n");
		goto fail_jhash2;
	}
	pos1 = rte_hash_add_key(handle, (void *)&key[0]);
	if (pos1 < 0) {
		printf("test_hash_add_delete_jhash2 fail to add hash key\n");
		goto fail_jhash2;
	}

	pos2 = rte_hash_del_key(handle, (void *)&key[0]);
	if (pos2 < 0 || pos1 != pos2) {
		printf("test_hash_add_delete_jhash2 delete different key from being added\n");
		goto fail_jhash2;
	}
	ret = 0;

fail_jhash2:
	rte_hash_free(handle);

	return ret;
}

/*
 * add/delete (2) key with jhash2