You can not select more than 25 topics
Topics must start with a letter or number, can include dashes ('-') and can be up to 35 characters long.
57 lines
2.3 KiB
57 lines
2.3 KiB
/* |
|
* Copyright (c) 1982, 1986, 1993 |
|
* The Regents of the University of California. All rights reserved. |
|
* |
|
* Redistribution and use in source and binary forms, with or without |
|
* modification, are permitted provided that the following conditions |
|
* are met: |
|
* 1. Redistributions of source code must retain the above copyright |
|
* notice, this list of conditions and the following disclaimer. |
|
* 2. Redistributions in binary form must reproduce the above copyright |
|
* notice, this list of conditions and the following disclaimer in the |
|
* documentation and/or other materials provided with the distribution. |
|
* 3. All advertising materials mentioning features or use of this software |
|
* must display the following acknowledgement: |
|
* This product includes software developed by the University of |
|
* California, Berkeley and its contributors. |
|
* 4. Neither the name of the University nor the names of its contributors |
|
* may be used to endorse or promote products derived from this software |
|
* without specific prior written permission. |
|
* |
|
* THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND |
|
* ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE |
|
* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE |
|
* ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE |
|
* FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL |
|
* DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS |
|
* OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) |
|
* HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT |
|
* LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY |
|
* OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF |
|
* SUCH DAMAGE. |
|
* |
|
* @(#)if_ether.h 8.3 (Berkeley) 5/2/95 |
|
*/ |
|
|
|
#define ETHERMTU 1500 |
|
|
|
/* |
|
* The number of bytes in an ethernet (MAC) address. |
|
*/ |
|
#define ETHER_ADDR_LEN 6 |
|
|
|
/* |
|
* Structure of an Ethernet header. |
|
*/ |
|
struct ether_header { |
|
uint8_t ether_dhost[ETHER_ADDR_LEN]; |
|
uint8_t ether_shost[ETHER_ADDR_LEN]; |
|
uint16_t ether_length_type; |
|
}; |
|
|
|
/* |
|
* Length of an Ethernet header; note that some compilers may pad |
|
* "struct ether_header" to a multiple of 4 bytes, for example, so |
|
* "sizeof (struct ether_header)" may not give the right answer. |
|
*/ |
|
#define ETHER_HDRLEN 14
|
|
|