Function test_write_packets

dpdk/app/test/test_pcapng.c:385–440

}

static int
test_write_packets(void)
{
	char file_name[] = "/tmp/pcapng_test_XXXXXX.pcapng";
	static rte_pcapng_t *pcapng;
	int ret, tmp_fd, count;
	uint64_t now = current_timestamp();

	tmp_fd = mkstemps(file_name, strlen(".pcapng"));
	if (tmp_fd == -1) {
		perror("mkstemps() failure");
		goto fail;
	}
	printf("pcapng: output file %s\n", file_name);

	/* open a test capture file */
	pcapng = rte_pcapng_fdopen(tmp_fd, NULL, NULL, "pcapng_test", NULL);
	if (pcapng == NULL) {
		fprintf(stderr, "rte_pcapng_fdopen failed\n");
		close(tmp_fd);
		goto fail;
	}

	/* Add interface to the file */
	ret = rte_pcapng_add_interface(pcapng, port_id,
				       NULL, NULL, NULL);
	if (ret < 0) {
		fprintf(stderr, "can not add port %u\n", port_id);
		goto fail;
	}

	count = fill_pcapng_file(pcapng, TOTAL_PACKETS);
	if (count < 0)
		goto fail;

	/* write a statistics block */
	ret = rte_pcapng_write_stats(pcapng, port_id,
				     count, 0, "end of test");
	if (ret <= 0) {
		fprintf(stderr, "Write of statistics failed\n");
		goto fail;
	}

	rte_pcapng_close(pcapng);

	ret = valid_pcapng_file(file_name, now, count);
	/* if test fails want to investigate the file */
	if (ret == 0)
		unlink(file_name);

	return ret;

fail:
	rte_pcapng_close(pcapng);
	return -1;
}

static void