Merge pull request #827 from NanXiao/patch-1

[tcpdump] / ethertype.h

diff --git a/ethertype.h b/ethertype.h
index f38ec8e4f7881f377353fb7740bf1fb69a7a0b42..109e8748d364d1a72fcfa88ed2a4ae90c8f6a811 100644 (file)
--- a/ethertype.h
+++ b/ethertype.h
@@ -19,6 +19,13 @@
  * MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE.
  */
 
+/*
+ * Maximum length of the length field in an Ethernet header; any value
+ * greater than this is not a length value, so it's either an Ethernet
+ * type or an invalid value.
+ */
+#define        MAX_ETHERNET_LENGTH_VAL 1500
+
 /*
  * Ethernet types.
  *
@@ -106,8 +113,8 @@
 #endif
 
 /* see:
-        http://en.wikipedia.org/wiki/IEEE_802.1Q
-    and http://en.wikipedia.org/wiki/QinQ
+        https://en.wikipedia.org/wiki/IEEE_802.1Q
+    and https://en.wikipedia.org/wiki/QinQ
 */
 #ifndef        ETHERTYPE_8021Q9100
 #define        ETHERTYPE_8021Q9100     0x9100
@@ -199,8 +206,8 @@
 #ifndef        ETHERTYPE_GEONET
 #define        ETHERTYPE_GEONET        0x8947  /* ETSI GeoNetworking (Official IEEE registration from Jan 2013) */
 #endif
-#ifndef        ETHERTYPE_MEDSA
-#define        ETHERTYPE_MEDSA         0xdada  /* Marvel Distributed Switch Architecture */
+#ifndef        ETHERTYPE_ARISTA
+#define        ETHERTYPE_ARISTA        0xd28b /*  Arista Networks vendor specific EtherType */
 #endif
 
 extern const struct tok ethertype_values[];