typedef struct mac_address_t_
{
- u8 bytes[6];
+ union
+ {
+ u8 bytes[6];
+ struct
+ {
+ u32 first_4;
+ u16 last_2;
+ } __clib_packed u;
+ };
} mac_address_t;
+STATIC_ASSERT ((sizeof (mac_address_t) == 6),
+ "MAC address must represent the on wire format");
+
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 */
+ clib_memcpy (mac->bytes, bytes, 6);
+}
+
+static_always_inline void
+mac_address_to_bytes (const mac_address_t * mac, u8 * bytes)
+{
+ /* zero out the last 2 bytes, then copy over only 6 */
+ clib_memcpy (bytes, mac->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->u.first_4 && 0 == mac->u.last_2);
}
static_always_inline u64
mac_address_as_u64 (const mac_address_t * mac)
{
- return (ethernet_mac_address_u64 (mac->bytes));
+ u64 *as_u64;
+
+ as_u64 = (u64 *) mac->bytes;
+
+ return (*as_u64);
}
static_always_inline void
mac_address_from_u64 (u64 u, mac_address_t * mac)
{
- ethernet_mac_address_from_u64 (u, mac->bytes);
+ clib_memcpy (mac->bytes, &u, 6);
+}
+
+static_always_inline void
+mac_address_copy (mac_address_t * dst, const mac_address_t * src)
+{
+ mac_address_from_bytes (dst, src->bytes);
}
extern uword unformat_mac_address_t (unformat_input_t * input,