imported original firmware WRT54GL_v4.30.11_11_US

1 files changed, 51 insertions, 0 deletions

diff --git a/release/src/linux/linux/net/ipv4/netfilter/ipt_mark.c b/release/src/linux/linux/net/ipv4/netfilter/ipt_mark.c
new file mode 100644
index 00000000..05066530
--- /dev/null
+++ b/release/src/linux/linux/net/ipv4/netfilter/ipt_mark.c
@@ -0,0 +1,51 @@
+/* Kernel module to match NFMARK values. */
+#include <linux/module.h>
+#include <linux/skbuff.h>
+
+#include <linux/netfilter_ipv4/ipt_mark.h>
+#include <linux/netfilter_ipv4/ip_tables.h>
+
+static int
+match(const struct sk_buff *skb,
+      const struct net_device *in,
+      const struct net_device *out,
+      const void *matchinfo,
+      int offset,
+      const void *hdr,
+      u_int16_t datalen,
+      int *hotdrop)
+{
+	const struct ipt_mark_info *info = matchinfo;
+
+	return ((skb->nfmark & info->mask) == info->mark) ^ info->invert;
+}
+
+static int
+checkentry(const char *tablename,
+           const struct ipt_ip *ip,
+           void *matchinfo,
+           unsigned int matchsize,
+           unsigned int hook_mask)
+{
+	if (matchsize != IPT_ALIGN(sizeof(struct ipt_mark_info)))
+		return 0;
+
+	return 1;
+}
+
+static struct ipt_match mark_match
+= { { NULL, NULL }, "mark", &match, &checkentry, NULL, THIS_MODULE };
+
+static int __init init(void)
+{
+	return ipt_register_match(&mark_match);
+}
+
+static void __exit fini(void)
+{
+	ipt_unregister_match(&mark_match);
+}
+
+module_init(init);
+module_exit(fini);
+MODULE_LICENSE("GPL");