X-Git-Url: https://gerrit.fd.io/r/gitweb?a=blobdiff_plain;f=src%2Fvnet%2Fethernet%2Fethernet.h;h=cc44c4e2cf0fbbbc558f292d4e42c2b65d70a237;hb=ecdfb2cbee547a113d3700da07c8920924bfb62d;hp=0bfd48723e2f6ef4d0a29b425d0b04c27940a098;hpb=571ab20d1da227fb66d52ed52cce0cbd4591e1c9;p=vpp.git

diff --git a/src/vnet/ethernet/ethernet.h b/src/vnet/ethernet/ethernet.h
index 0bfd48723e2..cc44c4e2cf0 100644
--- a/src/vnet/ethernet/ethernet.h
+++ b/src/vnet/ethernet/ethernet.h
@@ -46,7 +46,7 @@
 #include <vnet/feature/feature.h>
 
 always_inline u64
-ethernet_mac_address_u64 (u8 * a)
+ethernet_mac_address_u64 (const u8 * a)
 {
   return (((u64) a[0] << (u64) (5 * 8))
 	  | ((u64) a[1] << (u64) (4 * 8))
@@ -55,6 +55,18 @@ ethernet_mac_address_u64 (u8 * a)
 	  | ((u64) a[4] << (u64) (1 * 8)) | ((u64) a[5] << (u64) (0 * 8)));
 }
 
+always_inline void
+ethernet_mac_address_from_u64 (u64 u, u8 * a)
+{
+  i8 ii;
+
+  for (ii = 5; ii >= 0; ii--)
+    {
+      a[ii] = u & 0xFF;
+      u = u >> 8;
+    }
+}
+
 static inline int
 ethernet_mac_address_is_multicast_u64 (u64 a)
 {
@@ -62,7 +74,7 @@ ethernet_mac_address_is_multicast_u64 (u64 a)
 }
 
 static inline int
-ethernet_mac_address_is_zero (u8 * mac)
+ethernet_mac_address_is_zero (const u8 * mac)
 {
   return ((*((u32 *) mac) == 0) && (*((u16 *) (mac + 4)) == 0));
 }
@@ -541,7 +553,7 @@ matched:
 
 // Compare two ethernet macs. Return 1 if they are the same, 0 if different
 always_inline u32
-eth_mac_equal (u8 * mac1, u8 * mac2)
+eth_mac_equal (const u8 * mac1, const u8 * mac2)
 {
   return (*((u32 *) (mac1 + 0)) == *((u32 *) (mac2 + 0)) &&
 	  *((u32 *) (mac1 + 2)) == *((u32 *) (mac2 + 2)));