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authorkevlo <kevlo@FreeBSD.org>2015-07-31 03:40:09 +0000
committerkevlo <kevlo@FreeBSD.org>2015-07-31 03:40:09 +0000
commitaeb145cca6832a63e2eebe401c3f51516a6d533f (patch)
treebed38c72005f97bbc1a8dee594e5d295c641c878 /sys/netinet
parent84e0e9dfe4e85f508481e0069510da6c454012d5 (diff)
downloadFreeBSD-src-aeb145cca6832a63e2eebe401c3f51516a6d533f.zip
FreeBSD-src-aeb145cca6832a63e2eebe401c3f51516a6d533f.tar.gz
MFC r285669:
Since the IETF has redefined the meaning of the tos field to accommodate a set of differentiated services, set IPTOS_PREC_* macros using IPTOS_DSCP_* macro definitions. While here, add IPTOS_DSCP_VA macro according to RFC 5865. Differential Revision: https://reviews.freebsd.org/D3119 Reviewed by: gnn
Diffstat (limited to 'sys/netinet')
-rw-r--r--sys/netinet/ip.h21
1 files changed, 11 insertions, 10 deletions
diff --git a/sys/netinet/ip.h b/sys/netinet/ip.h
index 8487037..9269396 100644
--- a/sys/netinet/ip.h
+++ b/sys/netinet/ip.h
@@ -80,19 +80,19 @@ struct ip {
#define IPTOS_MINCOST 0x02
/*
- * Definitions for IP precedence (also in ip_tos) (hopefully unused).
+ * Definitions for IP precedence (also in ip_tos) (deprecated).
*/
-#define IPTOS_PREC_NETCONTROL 0xe0
-#define IPTOS_PREC_INTERNETCONTROL 0xc0
-#define IPTOS_PREC_CRITIC_ECP 0xa0
-#define IPTOS_PREC_FLASHOVERRIDE 0x80
-#define IPTOS_PREC_FLASH 0x60
-#define IPTOS_PREC_IMMEDIATE 0x40
-#define IPTOS_PREC_PRIORITY 0x20
-#define IPTOS_PREC_ROUTINE 0x00
+#define IPTOS_PREC_NETCONTROL IPTOS_DSCP_CS7
+#define IPTOS_PREC_INTERNETCONTROL IPTOS_DSCP_CS6
+#define IPTOS_PREC_CRITIC_ECP IPTOS_DSCP_CS5
+#define IPTOS_PREC_FLASHOVERRIDE IPTOS_DSCP_CS4
+#define IPTOS_PREC_FLASH IPTOS_DSCP_CS3
+#define IPTOS_PREC_IMMEDIATE IPTOS_DSCP_CS2
+#define IPTOS_PREC_PRIORITY IPTOS_DSCP_CS1
+#define IPTOS_PREC_ROUTINE IPTOS_DSCP_CS0
/*
- * Definitions for DiffServ Codepoints as per RFC2474
+ * Definitions for DiffServ Codepoints as per RFC2474 and RFC5865.
*/
#define IPTOS_DSCP_CS0 0x00
#define IPTOS_DSCP_CS1 0x20
@@ -112,6 +112,7 @@ struct ip {
#define IPTOS_DSCP_AF42 0x90
#define IPTOS_DSCP_AF43 0x98
#define IPTOS_DSCP_CS5 0xa0
+#define IPTOS_DSCP_VA 0xb0
#define IPTOS_DSCP_EF 0xb8
#define IPTOS_DSCP_CS6 0xc0
#define IPTOS_DSCP_CS7 0xe0
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