Add Jozsef's TRACE target.

Changed to be built unconditionally by myself since it doesn't need any
headerfiles anyways.

1 files changed, 63 insertions, 0 deletions

diff --git a/extensions/libipt_TRACE.c b/extensions/libipt_TRACE.c
new file mode 100644
index 0000000..f2a5d32
--- /dev/null
+++ b/extensions/libipt_TRACE.c
@@ -0,0 +1,63 @@
+/* Shared library add-on to iptables to add TRACE target support. */
+#include <stdio.h>
+#include <string.h>
+#include <stdlib.h>
+#include <getopt.h>
+
+#include <iptables.h>
+#include <linux/netfilter_ipv4/ip_tables.h>
+
+/* Function which prints out usage message. */
+static void
+help(void)
+{
+	printf(
+"TRACE target v%s takes no options\n",
+IPTABLES_VERSION);
+}
+
+static struct option opts[] = {
+	{ 0 }
+};
+
+/* Initialize the target. */
+static void
+init(struct ipt_entry_target *t, unsigned int *nfcache)
+{
+}
+
+/* Function which parses command options; returns true if it
+   ate an option */
+static int
+parse(int c, char **argv, int invert, unsigned int *flags,
+      const struct ipt_entry *entry,
+      struct ipt_entry_target **target)
+{
+	return 0;
+}
+
+static void
+final_check(unsigned int flags)
+{
+}
+
+static
+struct iptables_target trace 
+= {	.next = NULL,
+	.name = "TRACE",
+	.version = IPTABLES_VERSION,
+	.size = IPT_ALIGN(0),
+	.userspacesize = IPT_ALIGN(0),
+	.help = &help,
+	.init = &init,
+	.parse = &parse,
+	.final_check = &final_check,
+	.print = NULL, /* print */
+	.save = NULL, /* save */
+	.extra_opts = opts
+};
+
+void _init(void)
+{
+	register_target(&trace);
+}