diff options
Diffstat (limited to 'include/netinet/ip.h')
| -rw-r--r-- | include/netinet/ip.h | 38 |
1 files changed, 37 insertions, 1 deletions
diff --git a/include/netinet/ip.h b/include/netinet/ip.h index fc9144052..38bd7556d 100644 --- a/include/netinet/ip.h +++ b/include/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 |