/* Shared library add-on to iptables to add TRACE target support. */ #include <stdio.h> #include <string.h> #include <stdlib.h> #include <getopt.h> #include <xtables.h> #include <linux/netfilter/x_tables.h> static struct xtables_target trace_target = { .family = NFPROTO_UNSPEC, .name = "TRACE", .version = XTABLES_VERSION, .size = XT_ALIGN(0), .userspacesize = XT_ALIGN(0), }; void _init(void) { xtables_register_target(&trace_target); }