svn commit: r235036 - head/sys/netinet

[Xin LI]

Author: delphij
Date: Fri May  4 21:00:32 2012
New Revision: 235036
URL: http://svn.freebsd.org/changeset/base/235036

Log:
  Add ToS definitions for DiffServ Codepoints as per RFC2474.
  
  Obtained from:	OpenBSD
  MFC after:	2 weeks

Modified:
  head/sys/netinet/ip.h

Modified: head/sys/netinet/ip.h
==============================================================================
--- head/sys/netinet/ip.h	Fri May  4 20:45:53 2012	(r235035)
+++ head/sys/netinet/ip.h	Fri May  4 21:00:32 2012	(r235036)
@@ -92,6 +92,31 @@ struct ip {
 #define	IPTOS_PREC_ROUTINE		0x00
 
 /*
+ * Definitions for DiffServ Codepoints as per RFC2474
+ */
+#define	IPTOS_DSCP_CS0		0x00
+#define	IPTOS_DSCP_CS1		0x20
+#define	IPTOS_DSCP_AF11		0x28
+#define	IPTOS_DSCP_AF12		0x30
+#define	IPTOS_DSCP_AF13		0x38
+#define	IPTOS_DSCP_CS2		0x40
+#define	IPTOS_DSCP_AF21		0x48
+#define	IPTOS_DSCP_AF22		0x50
+#define	IPTOS_DSCP_AF23		0x58
+#define	IPTOS_DSCP_CS3		0x60
+#define	IPTOS_DSCP_AF31		0x68
+#define	IPTOS_DSCP_AF32		0x70
+#define	IPTOS_DSCP_AF33		0x78
+#define	IPTOS_DSCP_CS4		0x80
+#define	IPTOS_DSCP_AF41		0x88
+#define	IPTOS_DSCP_AF42		0x90
+#define	IPTOS_DSCP_AF43		0x98
+#define	IPTOS_DSCP_CS5		0xa0
+#define	IPTOS_DSCP_EF		0xb8
+#define	IPTOS_DSCP_CS6		0xc0
+#define	IPTOS_DSCP_CS7		0xe0
+
+/*
  * ECN (Explicit Congestion Notification) codepoints in RFC3168 mapped to the
  * lower 2 bits of the TOS field.
  */