1 files changed, 65 insertions, 0 deletions
diff --git a/kernel/linux2.5/net/bridge/netfilter/ebt_mark.c b/kernel/linux2.5/net/bridge/netfilter/ebt_mark.c
new file mode 100644
index 0000000..4a42a75
--- /dev/null
+++ b/kernel/linux2.5/net/bridge/netfilter/ebt_mark.c
@@ -0,0 +1,65 @@
+/*
+ *  ebt_mark
+ *
+ *	Authors:
+ *	Bart De Schuymer <bart.de.schuymer@pandora.be>
+ *
+ *  July, 2002
+ *
+ */
+
+// The mark target can be used in any chain
+// I believe adding a mangle table just for marking is total overkill
+// Marking a frame doesn't really change anything in the frame anyway
+
+#include <linux/netfilter_bridge/ebtables.h>
+#include <linux/netfilter_bridge/ebt_mark_t.h>
+#include <linux/module.h>
+
+static int ebt_target_mark(struct sk_buff **pskb, unsigned int hooknr,
+   const struct net_device *in, const struct net_device *out,
+   const void *data, unsigned int datalen)
+{
+	struct ebt_mark_t_info *info = (struct ebt_mark_t_info *)data;
+
+	if ((*pskb)->nfmark != info->mark) {
+		(*pskb)->nfmark = info->mark;
+		(*pskb)->nfcache |= NFC_ALTERED;
+	}
+	return info->target;
+}
+
+static int ebt_target_mark_check(const char *tablename, unsigned int hookmask,
+   const struct ebt_entry *e, void *data, unsigned int datalen)
+{
+	struct ebt_mark_t_info *info = (struct ebt_mark_t_info *)data;
+
+	if (datalen != sizeof(struct ebt_mark_t_info))
+		return -EINVAL;
+	if (BASE_CHAIN && info->target == EBT_RETURN)
+		return -EINVAL;
+	CLEAR_BASE_CHAIN_BIT;
+	if (INVALID_TARGET)
+		return -EINVAL;
+	return 0;
+}
+
+static struct ebt_target mark_target =
+{
+	{NULL, NULL}, EBT_MARK_TARGET, ebt_target_mark,
+	ebt_target_mark_check, NULL, THIS_MODULE
+};
+
+static int __init init(void)
+{
+	return ebt_register_target(&mark_target);
+}
+
+static void __exit fini(void)
+{
+	ebt_unregister_target(&mark_target);
+}
+
+module_init(init);
+module_exit(fini);
+MODULE_LICENSE("GPL");