xref: /freebsd/sys/netgraph/ng_iface.h (revision 2a4a1db342263067035ce69a4017c645da63455d)
1 
2 /*
3  * ng_iface.h
4  *
5  * Copyright (c) 1996-1999 Whistle Communications, Inc.
6  * All rights reserved.
7  *
8  * Subject to the following obligations and disclaimer of warranty, use and
9  * redistribution of this software, in source or object code forms, with or
10  * without modifications are expressly permitted by Whistle Communications;
11  * provided, however, that:
12  * 1. Any and all reproductions of the source or object code must include the
13  *    copyright notice above and the following disclaimer of warranties; and
14  * 2. No rights are granted, in any manner or form, to use Whistle
15  *    Communications, Inc. trademarks, including the mark "WHISTLE
16  *    COMMUNICATIONS" on advertising, endorsements, or otherwise except as
17  *    such appears in the above copyright notice or in the software.
18  *
19  * THIS SOFTWARE IS BEING PROVIDED BY WHISTLE COMMUNICATIONS "AS IS", AND
20  * TO THE MAXIMUM EXTENT PERMITTED BY LAW, WHISTLE COMMUNICATIONS MAKES NO
21  * REPRESENTATIONS OR WARRANTIES, EXPRESS OR IMPLIED, REGARDING THIS SOFTWARE,
22  * INCLUDING WITHOUT LIMITATION, ANY AND ALL IMPLIED WARRANTIES OF
23  * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE, OR NON-INFRINGEMENT.
24  * WHISTLE COMMUNICATIONS DOES NOT WARRANT, GUARANTEE, OR MAKE ANY
25  * REPRESENTATIONS REGARDING THE USE OF, OR THE RESULTS OF THE USE OF THIS
26  * SOFTWARE IN TERMS OF ITS CORRECTNESS, ACCURACY, RELIABILITY OR OTHERWISE.
27  * IN NO EVENT SHALL WHISTLE COMMUNICATIONS BE LIABLE FOR ANY DAMAGES
28  * RESULTING FROM OR ARISING OUT OF ANY USE OF THIS SOFTWARE, INCLUDING
29  * WITHOUT LIMITATION, ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY,
30  * PUNITIVE, OR CONSEQUENTIAL DAMAGES, PROCUREMENT OF SUBSTITUTE GOODS OR
31  * SERVICES, LOSS OF USE, DATA OR PROFITS, HOWEVER CAUSED AND UNDER ANY
32  * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
33  * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
34  * THIS SOFTWARE, EVEN IF WHISTLE COMMUNICATIONS IS ADVISED OF THE POSSIBILITY
35  * OF SUCH DAMAGE.
36  *
37  * Author: Archie Cobbs <archie@freebsd.org>
38  *
39  * $FreeBSD$
40  * $Whistle: ng_iface.h,v 1.5 1999/01/20 00:22:13 archie Exp $
41  */
42 
43 #ifndef _NETGRAPH_IFACE_H_
44 #define _NETGRAPH_IFACE_H_
45 
46 /* Node type name and magic cookie */
47 #define NG_IFACE_NODE_TYPE		"iface"
48 #define NGM_IFACE_COOKIE		858821773
49 
50 /* Interface base name */
51 #define NG_IFACE_IFACE_NAME		"ng"
52 #define NG_IFACE_IFACE_NAME_MAX		15
53 
54 /* My hook names */
55 #define NG_IFACE_HOOK_INET		"inet"
56 #define NG_IFACE_HOOK_INET6		"inet6"
57 #define NG_IFACE_HOOK_ATALK		"atalk"	/* AppleTalk phase 2 */
58 #define NG_IFACE_HOOK_IPX		"ipx"
59 #define NG_IFACE_HOOK_ATM		"atm"
60 #define NG_IFACE_HOOK_NATM		"natm"
61 #define NG_IFACE_HOOK_NS		"ns"
62 
63 /* MTU bounds */
64 #define NG_IFACE_MTU_MIN		72
65 #define NG_IFACE_MTU_MAX		65535
66 #define NG_IFACE_MTU_DEFAULT		1500
67 
68 /* Netgraph commands */
69 enum {
70 	NGM_IFACE_GET_IFNAME = 1,	/* returns struct ng_iface_ifname */
71 	NGM_IFACE_POINT2POINT,
72 	NGM_IFACE_BROADCAST,
73 };
74 
75 struct ng_iface_ifname {
76 	char    ngif_name[NG_IFACE_IFACE_NAME_MAX + 1];
77 };
78 
79 #endif /* _NETGRAPH_IFACE_H_ */
80