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-rw-r--r--extensions/libipt_unclean.c66
1 files changed, 66 insertions, 0 deletions
diff --git a/extensions/libipt_unclean.c b/extensions/libipt_unclean.c
new file mode 100644
index 0000000..50f62bd
--- /dev/null
+++ b/extensions/libipt_unclean.c
@@ -0,0 +1,66 @@
+/* Shared library add-on to iptables for unclean. */
+#include <stdio.h>
+#include <stdlib.h>
+#include <getopt.h>
+#include <iptables.h>
+
+/* Function which prints out usage message. */
+static void
+help(void)
+{
+ printf(
+"unclean v%s takes no options\n"
+"\n", NETFILTER_VERSION);
+}
+
+static struct option opts[] = {
+ {0}
+};
+
+/* Initialize the match. */
+static void
+init(struct ipt_entry_match *m, unsigned int *nfcache)
+{
+ /* Can't cache this. */
+ *nfcache |= NFC_UNKNOWN;
+}
+
+/* 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,
+ unsigned int *nfcache,
+ struct ipt_entry_match **match)
+{
+ return 0;
+}
+
+/* Final check; must have specified --mac. */
+static void final_check(unsigned int flags)
+{
+}
+
+/* Saves the union ipt_matchinfo in parsable form to stdout. */
+static void save(const struct ipt_ip *ip, const struct ipt_entry_match *match)
+{
+}
+
+struct iptables_match unclean
+= { NULL,
+ "unclean",
+ NETFILTER_VERSION,
+ 0,
+ &help,
+ &init,
+ &parse,
+ &final_check,
+ NULL, /* print */
+ &save,
+ opts
+};
+
+void _init(void)
+{
+ register_match(&unclean);
+}