sys/netgraph/iface/ng_iface.h

   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: src/sys/netgraph/ng_iface.h,v 1.1.4.2 2000/10/24 18:36:45 julian Exp $
  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_ATM               "atm"
  59 #define NG_IFACE_HOOK_NATM              "natm"
  60 #define NG_IFACE_HOOK_NS                "ns"
  61
  62 /* MTU bounds */
  63 #define NG_IFACE_MTU_MIN                72
  64 #define NG_IFACE_MTU_MAX                65535
  65 #define NG_IFACE_MTU_DEFAULT            1500
  66
  67 /* Netgraph commands */
  68 enum {
  69         NGM_IFACE_GET_IFNAME = 1,       /* returns struct ng_iface_ifname */
  70         NGM_IFACE_POINT2POINT,
  71         NGM_IFACE_BROADCAST,
  72 };
  73
  74 struct ng_iface_ifname {
  75         char    ngif_name[NG_IFACE_IFACE_NAME_MAX + 1];
  76 };
  77
  78 #endif /* _NETGRAPH_IFACE_H_ */