net: add definition for DSCP and ECN masks

Added definitions of DSCP and ECN masks.

Signed-off-by: Morten Brørup <mb@smartsharesystems.com>
Acked-by: Olivier Matz <olivier.matz@6wind.com>

diff --git a/lib/librte_net/rte_ip.h b/lib/librte_net/rte_ip.h
index 059ec80..e69b863 100644 (file)
--- a/lib/librte_net/rte_ip.h
+++ b/lib/librte_net/rte_ip.h
@@ -58,6 +58,10 @@ struct rte_ipv4_hdr {
  */
 #define RTE_IPV4_IHL_MULTIPLIER        (4)
 
+/* Type of Service fields */
+#define RTE_IPV4_HDR_DSCP_MASK (0xfc)
+#define RTE_IPV4_HDR_ECN_MASK  (0x03)
+
 /* Fragment Offset * Flags. */
 #define        RTE_IPV4_HDR_DF_SHIFT   14
 #define        RTE_IPV4_HDR_MF_SHIFT   13
@@ -354,8 +358,10 @@ struct rte_ipv6_hdr {
 /* IPv6 vtc_flow: IPv / TC / flow_label */
 #define RTE_IPV6_HDR_FL_SHIFT 0
 #define RTE_IPV6_HDR_TC_SHIFT 20
-#define RTE_IPV6_HDR_FL_MASK ((1u << RTE_IPV6_HDR_TC_SHIFT) - 1)
-#define RTE_IPV6_HDR_TC_MASK (0xff << RTE_IPV6_HDR_TC_SHIFT)
+#define RTE_IPV6_HDR_FL_MASK   ((1u << RTE_IPV6_HDR_TC_SHIFT) - 1)
+#define RTE_IPV6_HDR_TC_MASK   (0xff << RTE_IPV6_HDR_TC_SHIFT)
+#define RTE_IPV6_HDR_DSCP_MASK (0xfc << RTE_IPV6_HDR_TC_SHIFT)
+#define RTE_IPV6_HDR_ECN_MASK  (0x03 << RTE_IPV6_HDR_TC_SHIFT)
 
 /**
  * Process the pseudo-header checksum of an IPv6 header.