extensions/libxt_TRACE.c

/* 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 int trace_xlate(struct xt_xlate *xl,
		       const struct xt_xlate_tg_params *params)
{
	xt_xlate_add(xl, "nftrace set 1");
	return 1;
}

static struct xtables_target trace_target = {
	.family		= NFPROTO_UNSPEC,
	.name		= "TRACE",
	.version	= XTABLES_VERSION,
	.size		= XT_ALIGN(0),
	.userspacesize	= XT_ALIGN(0),
	.xlate		= trace_xlate,
};

void _init(void)
{
	xtables_register_target(&trace_target);
}