diff options
Diffstat (limited to 'src/vnet/ethernet/mac_address.h')
| -rw-r--r-- | src/vnet/ethernet/mac_address.h | 18 |
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, |