Author: kevlo
Date: Fri Jul 31 03:40:09 2015
New Revision: 286105
URL: https://svnweb.freebsd.org/changeset/base/286105

Log:
  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

Modified:
  stable/10/sys/netinet/ip.h
Directory Properties:
  stable/10/   (props changed)

Modified: stable/10/sys/netinet/ip.h
==============================================================================
--- stable/10/sys/netinet/ip.h  Fri Jul 31 03:35:27 2015        (r286104)
+++ stable/10/sys/netinet/ip.h  Fri Jul 31 03:40:09 2015        (r286105)
@@ -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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