| /* |
| * Copyright 1998 Massachusetts Institute of Technology |
| * |
| * Permission to use, copy, modify, and distribute this software and |
| * its documentation for any purpose and without fee is hereby |
| * granted, provided that both the above copyright notice and this |
| * permission notice appear in all copies, that both the above |
| * copyright notice and this permission notice appear in all |
| * supporting documentation, and that the name of M.I.T. not be used |
| * in advertising or publicity pertaining to distribution of the |
| * software without specific, written prior permission. M.I.T. makes |
| * no representations about the suitability of this software for any |
| * purpose. It is provided "as is" without express or implied |
| * warranty. |
| * |
| * THIS SOFTWARE IS PROVIDED BY M.I.T. ``AS IS''. M.I.T. DISCLAIMS |
| * ALL EXPRESS OR IMPLIED WARRANTIES WITH REGARD TO THIS SOFTWARE, |
| * INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF |
| * MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE. IN NO EVENT |
| * SHALL M.I.T. 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. |
| * |
| * $FreeBSD: src/sys/net/if_vlan_var.h,v 1.11 2002/03/11 09:26:07 mux Exp $ |
| */ |
| |
| #ifndef _NET_IF_VLAN_VAR_H_ |
| #define _NET_IF_VLAN_VAR_H_ 1 |
| |
| #ifdef _KERNEL |
| struct vlan_mc_entry { |
| struct ether_addr mc_addr; |
| SLIST_ENTRY(vlan_mc_entry) mc_entries; |
| }; |
| |
| struct ifvlan { |
| struct arpcom ifv_ac; /* make this an interface */ |
| struct ifnet *ifv_p; /* parent inteface of this vlan */ |
| struct ifv_linkmib { |
| int ifvm_parent; |
| u_int16_t ifvm_proto; /* encapsulation ethertype */ |
| u_int16_t ifvm_tag; /* tag to apply on packets leaving if */ |
| } ifv_mib; |
| SLIST_HEAD(__vlan_mchead, vlan_mc_entry) vlan_mc_listhead; |
| LIST_ENTRY(ifvlan) ifv_list; |
| }; |
| #define ifv_if ifv_ac.ac_if |
| #define ifv_tag ifv_mib.ifvm_tag |
| #endif /* _KERNEL */ |
| |
| struct ether_vlan_header { |
| u_char evl_dhost[ETHER_ADDR_LEN]; |
| u_char evl_shost[ETHER_ADDR_LEN]; |
| u_int16_t evl_encap_proto; |
| u_int16_t evl_tag; |
| u_int16_t evl_proto; |
| }; |
| |
| #define EVL_VLANOFTAG(tag) ((tag) & 4095) |
| #define EVL_PRIOFTAG(tag) (((tag) >> 13) & 7) |
| #define EVL_ENCAPLEN 4 /* length in octets of encapsulation */ |
| |
| /* sysctl(3) tags, for compatibility purposes */ |
| #define VLANCTL_PROTO 1 |
| #define VLANCTL_MAX 2 |
| |
| /* |
| * Configuration structure for SIOCSETVLAN and SIOCGETVLAN ioctls. |
| */ |
| struct vlanreq { |
| char vlr_parent[IFNAMSIZ]; |
| u_short vlr_tag; |
| }; |
| #define SIOCSETVLAN SIOCSIFGENERIC |
| #define SIOCGETVLAN SIOCGIFGENERIC |
| |
| #endif /* _NET_IF_VLAN_VAR_H_ */ |
