diff options
| author | Upstream <upstream-import@none> | 1970-01-12 13:46:40 +0000 |
|---|---|---|
| committer | Upstream <upstream-import@none> | 1970-01-12 13:46:40 +0000 |
| commit | e66460324c0c1d5b6f767afeb6f3d201094156d3 (patch) | |
| tree | 7511601eb410156d2c22b5d9c5789582dfc6a1f4 /ether.h | |
| download | platform_external_tcpdump-e66460324c0c1d5b6f767afeb6f3d201094156d3.tar.gz platform_external_tcpdump-e66460324c0c1d5b6f767afeb6f3d201094156d3.tar.bz2 platform_external_tcpdump-e66460324c0c1d5b6f767afeb6f3d201094156d3.zip | |
external/tcpdump 3.9.8
Diffstat (limited to 'ether.h')
| -rw-r--r-- | ether.h | 59 |
1 files changed, 59 insertions, 0 deletions
@@ -0,0 +1,59 @@ +/* @(#) $Header: /tcpdump/master/tcpdump/ether.h,v 1.8 2002/12/11 07:13:51 guy Exp $ (LBL) */ +/* + * 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 a DEC/Intel/Xerox or 802.3 Ethernet header. + */ +struct ether_header { + u_int8_t ether_dhost[ETHER_ADDR_LEN]; + u_int8_t ether_shost[ETHER_ADDR_LEN]; + u_int16_t ether_type; +}; + +/* + * Length of a DEC/Intel/Xerox or 802.3 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 |
