patch-2.4.20 linux-2.4.20/include/linux/netfilter_ipv4/ipt_ECN.h
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- Lines: 32
- Date:
Thu Nov 28 15:53:15 2002
- Orig file:
linux-2.4.19/include/linux/netfilter_ipv4/ipt_ECN.h
- Orig date:
Wed Dec 31 16:00:00 1969
diff -urN linux-2.4.19/include/linux/netfilter_ipv4/ipt_ECN.h linux-2.4.20/include/linux/netfilter_ipv4/ipt_ECN.h
@@ -0,0 +1,31 @@
+/* Header file for iptables ipt_ECN target
+ *
+ * (C) 2002 by Harald Welte <laforge@gnumonks.org>
+ *
+ * This software is distributed under GNU GPL v2, 1991
+ *
+ * ipt_ECN.h,v 1.3 2002/05/29 12:17:40 laforge Exp
+*/
+#ifndef _IPT_ECN_TARGET_H
+#define _IPT_ECN_TARGET_H
+#include <linux/netfilter_ipv4/ipt_DSCP.h>
+
+#define IPT_ECN_IP_MASK (~IPT_DSCP_MASK)
+
+#define IPT_ECN_OP_SET_IP 0x01 /* set ECN bits of IPv4 header */
+#define IPT_ECN_OP_SET_ECE 0x10 /* set ECE bit of TCP header */
+#define IPT_ECN_OP_SET_CWR 0x20 /* set CWR bit of TCP header */
+
+#define IPT_ECN_OP_MASK 0xce
+
+struct ipt_ECN_info {
+ u_int8_t operation; /* bitset of operations */
+ u_int8_t ip_ect; /* ECT codepoint of IPv4 header, pre-shifted */
+ union {
+ struct {
+ u_int8_t ece:1, cwr:1; /* TCP ECT bits */
+ } tcp;
+ } proto;
+};
+
+#endif /* _IPT_ECN_TARGET_H */
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