2 * Copyright (c) 2018 Cisco and/or its affiliates.
3 * Licensed under the Apache License, Version 2.0 (the "License");
4 * you may not use this file except in compliance with the License.
5 * You may obtain a copy of the License at:
7 * http://www.apache.org/licenses/LICENSE-2.0
9 * Unless required by applicable law or agreed to in writing, software
10 * distributed under the License is distributed on an "AS IS" BASIS,
11 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
12 * See the License for the specific language governing permissions and
13 * limitations under the License.
16 #ifndef __MAC_ADDRESS_H__
17 #define __MAC_ADDRESS_H__
19 #include <vnet/ethernet/ethernet.h>
21 typedef struct mac_address_t_
30 extern const mac_address_t ZERO_MAC_ADDRESS;
32 static_always_inline void
33 mac_address_from_bytes (mac_address_t * mac, const u8 * bytes)
35 /* zero out the last 2 bytes, then copy over only 6 */
37 clib_memcpy (mac->bytes, bytes, 6);
40 static_always_inline int
41 mac_address_is_zero (const mac_address_t * mac)
43 return (0 == mac->as_u64);
46 static_always_inline u64
47 mac_address_as_u64 (const mac_address_t * mac)
52 static_always_inline void
53 mac_address_from_u64 (u64 u, mac_address_t * mac)
60 extern uword unformat_mac_address_t (unformat_input_t * input,
62 extern u8 *format_mac_address_t (u8 * s, va_list * args);
67 * fd.io coding-style-patch-verification: ON
70 * eval: (c-set-style "gnu")