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authorPhilip Prindeville <philipp@redfish-solutions.com>2009-10-29 10:40:55 -0700
committerUlrich Drepper <drepper@redhat.com>2009-10-29 10:40:55 -0700
commit8d55628106730c5e318fa3673b69588509d983f2 (patch)
treed2e717a37641b17572e7a238cb7077d842e9c73d /sysdeps/generic/netinet
parent81c84bd9022328127f46d0484d254848911ea198 (diff)
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Add macros for DSCP markings.
Diffstat (limited to 'sysdeps/generic/netinet')
-rw-r--r--sysdeps/generic/netinet/ip.h38
1 files changed, 37 insertions, 1 deletions
diff --git a/sysdeps/generic/netinet/ip.h b/sysdeps/generic/netinet/ip.h
index fc91440..38bd755 100644
--- a/sysdeps/generic/netinet/ip.h
+++ b/sysdeps/generic/netinet/ip.h
@@ -1,4 +1,5 @@
-/* Copyright (C) 1991,92,93,95,96,97,98,99,2000 Free Software Foundation, Inc.
+/* Copyright (C) 1991,92,93,95,96,97,98,99,2000,2009 Free Software
+ Foundation, Inc.
This file is part of the GNU C Library.
The GNU C Library is free software; you can redistribute it and/or
@@ -153,6 +154,41 @@ struct ip_timestamp
#define IP_MAXPACKET 65535 /* maximum packet size */
/*
+ * Definitions for Explicit Congestion Notification (ECN)
+ *
+ * Taken from RFC-3168, Section 5.
+ */
+
+#define IPTOS_ECN_MASK 0x03
+#define IPTOS_ECN(x) ((x) & IPTOS_ECN_MASK)
+#define IPTOS_ECN_NOT_ECT 0x00
+#define IPTOS_ECN_ECT1 0x01
+#define IPTOS_ECN_ECT0 0x02
+#define IPTOS_ECN_CE 0x03
+
+/*
+ * Definitions for IP differentiated services code points (DSCP)
+ *
+ * Taken from RFC-2597, Section 6 and RFC-2598, Section 2.3.
+ */
+
+#define IPTOS_DSCP_MASK 0xfc
+#define IPTOS_DSCP(x) ((x) & IPTOS_DSCP_MASK)
+#define IPTOS_DSCP_AF11 0x28
+#define IPTOS_DSCP_AF12 0x30
+#define IPTOS_DSCP_AF13 0x38
+#define IPTOS_DSCP_AF21 0x48
+#define IPTOS_DSCP_AF22 0x50
+#define IPTOS_DSCP_AF23 0x58
+#define IPTOS_DSCP_AF31 0x68
+#define IPTOS_DSCP_AF32 0x70
+#define IPTOS_DSCP_AF33 0x78
+#define IPTOS_DSCP_AF41 0x88
+#define IPTOS_DSCP_AF42 0x90
+#define IPTOS_DSCP_AF43 0x98
+#define IPTOS_DSCP_EF 0xb8
+
+/*
* Definitions for IP type of service (ip_tos)
*/
#define IPTOS_TOS_MASK 0x1E