[apple/xnu.git] / bsd / net / if_vlan_var.h

/*
 * Copyright (c) 2003 Apple Computer, Inc. All rights reserved.
 *
 * @APPLE_LICENSE_HEADER_START@
 * 
 * The contents of this file constitute Original Code as defined in and
 * are subject to the Apple Public Source License Version 1.1 (the
 * "License").  You may not use this file except in compliance with the
 * License.  Please obtain a copy of the License at
 * http://www.apple.com/publicsource and read it before using this file.
 * 
 * This Original Code and all software distributed under the License are
 * distributed on an "AS IS" basis, WITHOUT WARRANTY OF ANY KIND, EITHER
 * EXPRESS OR IMPLIED, AND APPLE HEREBY DISCLAIMS ALL SUCH WARRANTIES,
 * INCLUDING WITHOUT LIMITATION, ANY WARRANTIES OF MERCHANTABILITY,
 * FITNESS FOR A PARTICULAR PURPOSE OR NON-INFRINGEMENT.  Please see the
 * License for the specific language governing rights and limitations
 * under the License.
 * 
 * @APPLE_LICENSE_HEADER_END@
 */
/*
 * 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 1.16 2003/07/08 21:54:20 wpaul Exp $
 */

#ifndef _NET_IF_VLAN_VAR_H_
#define	_NET_IF_VLAN_VAR_H_	1

#define	ETHER_VLAN_ENCAP_LEN	4	/* len of 802.1Q VLAN encapsulation */
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_VLID_MASK	0x0FFF
#define	EVL_VLANOFTAG(tag) ((tag) & EVL_VLID_MASK)
#define	EVL_PRIOFTAG(tag) (((tag) >> 13) & 7)

#if 0
/* sysctl(3) tags, for compatibility purposes */
#define	VLANCTL_PROTO	1
#define	VLANCTL_MAX	2
#endif 0

/*
 * Configuration structure for SIOCSETVLAN and SIOCGETVLAN ioctls.
 */
struct	vlanreq {
	char	vlr_parent[IFNAMSIZ];
	u_short	vlr_tag;
};

#ifdef KERNEL_PRIVATE
int vlan_family_init(void);
#endif KERNEL_PRIVATE
#endif /* _NET_IF_VLAN_VAR_H_ */
Commit	Line	Data
1c79356b	1	/*
4a249263	2	* Copyright (c) 2003 Apple Computer, Inc. All rights reserved.
1c79356b A	3	*
	4	* @APPLE_LICENSE_HEADER_START@
	5	*
37839358 A	6	* The contents of this file constitute Original Code as defined in and
	7	* are subject to the Apple Public Source License Version 1.1 (the
	8	* "License"). You may not use this file except in compliance with the
	9	* License. Please obtain a copy of the License at
	10	* http://www.apple.com/publicsource and read it before using this file.
1c79356b	11	*
37839358 A	12	* This Original Code and all software distributed under the License are
37839358 A	13	* distributed on an "AS IS" basis, WITHOUT WARRANTY OF ANY KIND, EITHER
1c79356b A	14	* EXPRESS OR IMPLIED, AND APPLE HEREBY DISCLAIMS ALL SUCH WARRANTIES,
1c79356b A	15	* INCLUDING WITHOUT LIMITATION, ANY WARRANTIES OF MERCHANTABILITY,
37839358 A	16	* FITNESS FOR A PARTICULAR PURPOSE OR NON-INFRINGEMENT. Please see the
	17	* License for the specific language governing rights and limitations
	18	* under the License.
1c79356b A	19	*
	20	* @APPLE_LICENSE_HEADER_END@
	21	*/
	22	/*
	23	* Copyright 1998 Massachusetts Institute of Technology
	24	*
	25	* Permission to use, copy, modify, and distribute this software and
	26	* its documentation for any purpose and without fee is hereby
	27	* granted, provided that both the above copyright notice and this
	28	* permission notice appear in all copies, that both the above
	29	* copyright notice and this permission notice appear in all
	30	* supporting documentation, and that the name of M.I.T. not be used
	31	* in advertising or publicity pertaining to distribution of the
	32	* software without specific, written prior permission. M.I.T. makes
	33	* no representations about the suitability of this software for any
	34	* purpose. It is provided "as is" without express or implied
	35	* warranty.
	36	*
	37	* THIS SOFTWARE IS PROVIDED BY M.I.T. ``AS IS''. M.I.T. DISCLAIMS
	38	* ALL EXPRESS OR IMPLIED WARRANTIES WITH REGARD TO THIS SOFTWARE,
	39	* INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF
	40	* MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE. IN NO EVENT
	41	* SHALL M.I.T. BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
	42	* SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
	43	* LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF
	44	* USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND
	45	* ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY,
	46	* OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT
	47	* OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
	48	* SUCH DAMAGE.
	49	*
4a249263	50	* $FreeBSD: src/sys/net/if_vlan_var.h,v 1.16 2003/07/08 21:54:20 wpaul Exp $
1c79356b A	51	*/
	52
	53	#ifndef _NET_IF_VLAN_VAR_H_
	54	#define _NET_IF_VLAN_VAR_H_ 1
1c79356b	55
91447636	56	#define ETHER_VLAN_ENCAP_LEN 4 /* len of 802.1Q VLAN encapsulation */
1c79356b A	57	struct ether_vlan_header {
	58	u_char evl_dhost[ETHER_ADDR_LEN];
	59	u_char evl_shost[ETHER_ADDR_LEN];
	60	u_int16_t evl_encap_proto;
	61	u_int16_t evl_tag;
	62	u_int16_t evl_proto;
	63	};
	64
4a249263 A	65	#define EVL_VLID_MASK 0x0FFF
4a249263 A	66	#define EVL_VLANOFTAG(tag) ((tag) & EVL_VLID_MASK)
1c79356b	67	#define EVL_PRIOFTAG(tag) (((tag) >> 13) & 7)
1c79356b	68
4a249263	69	#if 0
1c79356b A	70	/* sysctl(3) tags, for compatibility purposes */
	71	#define VLANCTL_PROTO 1
	72	#define VLANCTL_MAX 2
4a249263	73	#endif 0
1c79356b A	74
	75	/*
	76	* Configuration structure for SIOCSETVLAN and SIOCGETVLAN ioctls.
	77	*/
	78	struct vlanreq {
	79	char vlr_parent[IFNAMSIZ];
	80	u_short vlr_tag;
	81	};
1c79356b	82
91447636 A	83	#ifdef KERNEL_PRIVATE
	84	int vlan_family_init(void);
	85	#endif KERNEL_PRIVATE
1c79356b	86	#endif /* _NET_IF_VLAN_VAR_H_ */