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-rw-r--r--src/vnet/ethernet/mac_address.h18
1 files changed, 13 insertions, 5 deletions
diff --git a/src/vnet/ethernet/mac_address.h b/src/vnet/ethernet/mac_address.h
index 8e1559b8654..7b4390dfb48 100644
--- a/src/vnet/ethernet/mac_address.h
+++ b/src/vnet/ethernet/mac_address.h
@@ -20,7 +20,11 @@
typedef struct mac_address_t_
{
- u8 bytes[6];
+ union
+ {
+ u8 bytes[6];
+ u64 as_u64;
+ };
} mac_address_t;
extern const mac_address_t ZERO_MAC_ADDRESS;
@@ -28,25 +32,29 @@ extern const mac_address_t ZERO_MAC_ADDRESS;
static_always_inline void
mac_address_from_bytes (mac_address_t * mac, const u8 * bytes)
{
- clib_memcpy (mac->bytes, bytes, sizeof (*mac));
+ /* zero out the last 2 bytes, then copy over only 6 */
+ mac->as_u64 = 0;
+ clib_memcpy (mac->bytes, bytes, 6);
}
static_always_inline int
mac_address_is_zero (const mac_address_t * mac)
{
- return (ethernet_mac_address_is_zero (mac->bytes));
+ return (0 == mac->as_u64);
}
static_always_inline u64
mac_address_as_u64 (const mac_address_t * mac)
{
- return (ethernet_mac_address_u64 (mac->bytes));
+ return (mac->as_u64);
}
static_always_inline void
mac_address_from_u64 (u64 u, mac_address_t * mac)
{
- ethernet_mac_address_from_u64 (u, mac->bytes);
+ mac->as_u64 = u;
+ mac->bytes[4] = 0;
+ mac->bytes[5] = 0;
}
extern uword unformat_mac_address_t (unformat_input_t * input,