Function open_socket_fd

dpdk/lib/eal/common/eal_common_proc.c:561–593

}

static int
open_socket_fd(void)
{
	struct sockaddr_un un;

	peer_name[0] = '\0';
	if (rte_eal_process_type() == RTE_PROC_SECONDARY)
		snprintf(peer_name, sizeof(peer_name),
				"%d_%"PRIx64, getpid(), rte_rdtsc());

	mp_fd = socket(AF_UNIX, SOCK_DGRAM, 0);
	if (mp_fd < 0) {
		RTE_LOG(ERR, EAL, "failed to create unix socket\n");
		return -1;
	}

	memset(&un, 0, sizeof(un));
	un.sun_family = AF_UNIX;

	create_socket_path(peer_name, un.sun_path, sizeof(un.sun_path));

	unlink(un.sun_path); /* May still exist since last run */

	if (bind(mp_fd, (struct sockaddr *)&un, sizeof(un)) < 0) {
		RTE_LOG(ERR, EAL, "failed to bind %s: %s\n",
			un.sun_path, strerror(errno));
		close(mp_fd);
		return -1;
	}

	RTE_LOG(INFO, EAL, "Multi-process socket %s\n", un.sun_path);
	return mp_fd;
}

static void
close_socket_fd(int fd)