[NETFILTER]: Add new iptables TTL target

This new iptables target allows manipulation of the TTL of an IPv4 packet.

Signed-off-by: Harald Welte <laforge@netfilter.org>
Signed-off-by: David S. Miller <davem@davemloft.net>

1 files changed, 21 insertions, 0 deletions

diff --git a/include/linux/netfilter_ipv4/ipt_TTL.h b/include/linux/netfilter_ipv4/ipt_TTL.h
new file mode 100644
index 000000000000..ee6611edc112
--- /dev/null
+++ b/include/linux/netfilter_ipv4/ipt_TTL.h
@@ -0,0 +1,21 @@
+/* TTL modification module for IP tables
+ * (C) 2000 by Harald Welte <laforge@netfilter.org> */
+
+#ifndef _IPT_TTL_H
+#define _IPT_TTL_H
+
+enum {
+        IPT_TTL_SET = 0,
+        IPT_TTL_INC,
+        IPT_TTL_DEC
+};
+
+#define IPT_TTL_MAXMODE IPT_TTL_DEC
+
+struct ipt_TTL_info {
+        u_int8_t        mode;
+        u_int8_t        ttl;
+};
+
+
+#endif