ng_sample.h revision 53997
152419Sjulian 252419Sjulian/* 352419Sjulian * ng_sample.h 452419Sjulian * 552419Sjulian * Copyright (c) 1996-1999 Whistle Communications, Inc. 652419Sjulian * All rights reserved. 752419Sjulian * 852419Sjulian * Subject to the following obligations and disclaimer of warranty, use and 952419Sjulian * redistribution of this software, in source or object code forms, with or 1052419Sjulian * without modifications are expressly permitted by Whistle Communications; 1152419Sjulian * provided, however, that: 1252419Sjulian * 1. Any and all reproductions of the source or object code must include the 1352419Sjulian * copyright notice above and the following disclaimer of warranties; and 1452419Sjulian * 2. No rights are granted, in any manner or form, to use Whistle 1552419Sjulian * Communications, Inc. trademarks, including the mark "WHISTLE 1652419Sjulian * COMMUNICATIONS" on advertising, endorsements, or otherwise except as 1752419Sjulian * such appears in the above copyright notice or in the software. 1852419Sjulian * 1952419Sjulian * THIS SOFTWARE IS BEING PROVIDED BY WHISTLE COMMUNICATIONS "AS IS", AND 2052419Sjulian * TO THE MAXIMUM EXTENT PERMITTED BY LAW, WHISTLE COMMUNICATIONS MAKES NO 2152419Sjulian * REPRESENTATIONS OR WARRANTIES, EXPRESS OR IMPLIED, REGARDING THIS SOFTWARE, 2252419Sjulian * INCLUDING WITHOUT LIMITATION, ANY AND ALL IMPLIED WARRANTIES OF 2352419Sjulian * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE, OR NON-INFRINGEMENT. 2452419Sjulian * WHISTLE COMMUNICATIONS DOES NOT WARRANT, GUARANTEE, OR MAKE ANY 2552419Sjulian * REPRESENTATIONS REGARDING THE USE OF, OR THE RESULTS OF THE USE OF THIS 2652419Sjulian * SOFTWARE IN TERMS OF ITS CORRECTNESS, ACCURACY, RELIABILITY OR OTHERWISE. 2752419Sjulian * IN NO EVENT SHALL WHISTLE COMMUNICATIONS BE LIABLE FOR ANY DAMAGES 2852419Sjulian * RESULTING FROM OR ARISING OUT OF ANY USE OF THIS SOFTWARE, INCLUDING 2952419Sjulian * WITHOUT LIMITATION, ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, 3052419Sjulian * PUNITIVE, OR CONSEQUENTIAL DAMAGES, PROCUREMENT OF SUBSTITUTE GOODS OR 3152419Sjulian * SERVICES, LOSS OF USE, DATA OR PROFITS, HOWEVER CAUSED AND UNDER ANY 3252419Sjulian * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT 3352419Sjulian * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF 3452419Sjulian * THIS SOFTWARE, EVEN IF WHISTLE COMMUNICATIONS IS ADVISED OF THE POSSIBILITY 3552419Sjulian * OF SUCH DAMAGE. 3652419Sjulian * 3752419Sjulian * Author: Julian Elischer <julian@whistle.com> 3852419Sjulian * 3952419Sjulian * $FreeBSD: head/sys/netgraph/ng_sample.h 53997 1999-12-01 19:40:37Z archie $ 4052419Sjulian * $Whistle: ng_sample.h,v 1.3 1999/01/20 00:22:14 archie Exp $ 4152419Sjulian */ 4252419Sjulian 4352419Sjulian#ifndef _NETGRAPH_SAMPLE_H_ 4452419Sjulian#define _NETGRAPH_SAMPLE_H_ 4552419Sjulian 4652419Sjulian/* Node type name. This should be unique among all netgraph node types */ 4752419Sjulian#define NG_XXX_NODE_TYPE "sample" 4852419Sjulian 4952419Sjulian/* Node type cookie. Should also be unique. This value MUST change whenever 5052419Sjulian an incompatible change is made to this header file, to insure consistency. 5152419Sjulian The de facto method for generating cookies is to take the output of the 5252419Sjulian date command: date -u +'%s' */ 5352419Sjulian#define NGM_XXX_COOKIE 915491374 5452419Sjulian 5552419Sjulian/* Number of active DLCI's we can handle */ 5652419Sjulian#define XXX_NUM_DLCIS 16 5752419Sjulian 5852419Sjulian/* Hook names */ 5952419Sjulian#define NG_XXX_HOOK_DLCI_LEADIN "dlci" 6052419Sjulian#define NG_XXX_HOOK_DOWNSTREAM "downstream" 6152419Sjulian#define NG_XXX_HOOK_DEBUG "debug" 6252419Sjulian 6352419Sjulian/* Netgraph commands understood by this node type */ 6452419Sjulianenum { 6552419Sjulian NGM_XXX_SET_FLAG = 1, 6652419Sjulian NGM_XXX_GET_STATUS, 6752419Sjulian}; 6852419Sjulian 6952419Sjulian/* This structure is returned by the NGM_XXX_GET_STATUS command */ 7052419Sjulianstruct ngxxxstat { 7152419Sjulian u_int packets_in; /* packets in from downstream */ 7252419Sjulian u_int packets_out; /* packets out towards downstream */ 7352419Sjulian}; 7452419Sjulian 7553997Sarchie/* 7653997Sarchie * This is used to define the 'parse type' for a struct ngxxxstat, which 7753997Sarchie * is bascially a description of how to convert a binary struct ngxxxstat 7853997Sarchie * to an ASCII string and back. See ng_parse.h for more info. 7953997Sarchie * 8053997Sarchie * This needs to be kept in sync with the above structure definition 8153997Sarchie */ 8253997Sarchie#define NG_XXX_STATS_TYPE_INFO { \ 8353997Sarchie { \ 8453997Sarchie { "packets_in", &ng_parse_int32_type }, \ 8553997Sarchie { "packets_out", &ng_parse_int32_type }, \ 8653997Sarchie { NULL }, \ 8753997Sarchie } \ 8853997Sarchie} 8953997Sarchie 9052419Sjulian#endif /* _NETGRAPH_SAMPLE_H_ */ 91