From 81adae9a58248bf0b027708cf9c5b0b7b2b956d7 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Andr=C3=A1s=20Kis-Szab=C3=B3?= <kisza@sch.bme.hu>
Date: Thu, 12 Apr 2001 15:35:32 +0000
Subject: integrated the ip6_agr match from Kis-Szabo Andras

---
 extensions/.agr-test6    |  2 ++
 extensions/libip6t_agr.c | 86 ++++++++++++++++++++++++++++++++++++++++++++++++
 2 files changed, 88 insertions(+)
 create mode 100755 extensions/.agr-test6
 create mode 100644 extensions/libip6t_agr.c

(limited to 'extensions')

diff --git a/extensions/.agr-test6 b/extensions/.agr-test6
new file mode 100755
index 00000000..eab5de3f
--- /dev/null
+++ b/extensions/.agr-test6
@@ -0,0 +1,2 @@
+#!/bin/sh
+[ -f $KERNEL_DIR/net/ipv6/netfilter/ip6t_agr.c ] && echo agr
diff --git a/extensions/libip6t_agr.c b/extensions/libip6t_agr.c
new file mode 100644
index 00000000..676f9e6c
--- /dev/null
+++ b/extensions/libip6t_agr.c
@@ -0,0 +1,86 @@
+/* Shared library add-on to ip6tables to add MAC address checking support. */
+#include <stdio.h>
+#include <netdb.h>
+#include <string.h>
+#include <stdlib.h>
+#include <getopt.h>
+#if defined(__GLIBC__) && __GLIBC__ == 2
+#include <net/ethernet.h>
+#else
+#include <linux/if_ether.h>
+#endif
+#include <ip6tables.h>
+
+/* Function which prints out usage message. */
+static void
+help(void)
+{
+	printf(
+"AGR v%s options:\n"
+" This module hasn't got any option\n"
+" This module checks for aggregated IPv6 addresses\n"
+"\n", NETFILTER_VERSION);
+}
+
+static struct option opts[] = {
+	{0}
+};
+
+/* Initialize the match. */
+static void
+init(struct ip6t_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 ip6t_entry *entry,
+      unsigned int *nfcache,
+      struct ip6t_entry_match **match)
+{
+	return 0;
+}
+
+/* Final check */
+static void final_check(unsigned int flags)
+{
+}
+
+/* Prints out the matchinfo. */
+static void
+print(const struct ip6t_ip6 *ip,
+      const struct ip6t_entry_match *match,
+      int numeric)
+{
+	printf("AGR ");
+}
+
+/* Saves the union ip6t_matchinfo in parsable form to stdout. */
+static void save(const struct ip6t_ip6 *ip, const struct ip6t_entry_match *match)
+{
+	/* printf("--agr "); */
+}
+
+struct ip6tables_match agr
+= { NULL,
+    "agr",
+    NETFILTER_VERSION,
+    IP6T_ALIGN(sizeof(int)),
+    IP6T_ALIGN(sizeof(int)),
+    &help,
+    &init,
+    &parse,
+    &final_check,
+    &print,
+    &save,
+    opts
+};
+
+void _init(void)
+{
+	register_match6(&agr);
+}
-- 
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