2 * Copyright 1998 Massachusetts Institute of Technology
4 * Permission to use, copy, modify, and distribute this software and
5 * its documentation for any purpose and without fee is hereby
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16 * THIS SOFTWARE IS PROVIDED BY M.I.T. ``AS IS''. M.I.T. DISCLAIMS
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18 * INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF
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29 * $FreeBSD: src/sys/net/if_vlan_var.h,v 1.5.2.3 2001/12/04 20:01:54 brooks Exp $
30 * $DragonFly: src/sys/net/vlan/if_vlan_var.h,v 1.4 2008/03/10 10:47:57 sephe Exp $
33 #ifndef _NET_IF_VLAN_VAR_H_
34 #define _NET_IF_VLAN_VAR_H_
36 struct ether_vlan_header {
37 u_char evl_dhost[ETHER_ADDR_LEN];
38 u_char evl_shost[ETHER_ADDR_LEN];
39 u_int16_t evl_encap_proto;
44 #define EVL_VLANOFTAG(tag) ((tag) & 4095)
45 #define EVL_PRIOFTAG(tag) (((tag) >> 13) & 7)
46 #define EVL_ENCAPLEN 4 /* length in octets of encapsulation */
48 /* sysctl(3) tags, for compatibility purposes */
49 #define VLANCTL_PROTO 1
53 * Configuration structure for SIOCSETVLAN and SIOCGETVLAN ioctls.
56 char vlr_parent[IFNAMSIZ];
59 #define SIOCSETVLAN SIOCSIFGENERIC
60 #define SIOCGETVLAN SIOCGIFGENERIC
62 #endif /* _NET_IF_VLAN_VAR_H_ */