ng_tee.h revision 64507
152419Sjulian 252419Sjulian/* 352419Sjulian * ng_tee.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: Archie Cobbs <archie@whistle.com> 3852419Sjulian * 3952419Sjulian * $FreeBSD: head/sys/netgraph/ng_tee.h 64507 2000-08-10 22:44:41Z archie $ 4052419Sjulian * $Whistle: ng_tee.h,v 1.2 1999/01/20 00:22:14 archie Exp $ 4152419Sjulian */ 4252419Sjulian 4352419Sjulian#ifndef _NETGRAPH_TEE_H_ 4452419Sjulian#define _NETGRAPH_TEE_H_ 4552419Sjulian 4652419Sjulian/* Node type name and magic cookie */ 4752419Sjulian#define NG_TEE_NODE_TYPE "tee" 4852419Sjulian#define NGM_TEE_COOKIE 916107047 4952419Sjulian 5052419Sjulian/* Hook names */ 5152419Sjulian#define NG_TEE_HOOK_RIGHT "right" 5252419Sjulian#define NG_TEE_HOOK_LEFT "left" 5352419Sjulian#define NG_TEE_HOOK_RIGHT2LEFT "right2left" 5452419Sjulian#define NG_TEE_HOOK_LEFT2RIGHT "left2right" 5552419Sjulian 5652817Sarchie/* Statistics structure for one hook */ 5752817Sarchiestruct ng_tee_hookstat { 5852817Sarchie u_int64_t inOctets; 5952817Sarchie u_int64_t inFrames; 6052817Sarchie u_int64_t outOctets; 6152817Sarchie u_int64_t outFrames; 6252817Sarchie}; 6352817Sarchie 6456658Sarchie/* Keep this in sync with the above structure definition */ 6556658Sarchie#define NG_TEE_HOOKSTAT_INFO { \ 6656658Sarchie { \ 6764507Sarchie { "inOctets", &ng_parse_uint64_type }, \ 6864507Sarchie { "inFrames", &ng_parse_uint64_type }, \ 6964507Sarchie { "outOctets", &ng_parse_uint64_type }, \ 7064507Sarchie { "outFrames", &ng_parse_uint64_type }, \ 7156658Sarchie { NULL }, \ 7256658Sarchie } \ 7356658Sarchie} 7456658Sarchie 7552817Sarchie/* Statistics structure returned by NGM_TEE_GET_STATS */ 7652817Sarchiestruct ng_tee_stats { 7752817Sarchie struct ng_tee_hookstat right; 7852817Sarchie struct ng_tee_hookstat left; 7952817Sarchie struct ng_tee_hookstat right2left; 8052817Sarchie struct ng_tee_hookstat left2right; 8152817Sarchie}; 8252817Sarchie 8356658Sarchie/* Keep this in sync with the above structure definition */ 8456658Sarchie#define NG_TEE_STATS_INFO(hstype) { \ 8556658Sarchie { \ 8656658Sarchie { "right", (hstype) }, \ 8756658Sarchie { "left", (hstype) }, \ 8856658Sarchie { "right2left", (hstype) }, \ 8956658Sarchie { "left2right", (hstype) }, \ 9056658Sarchie { NULL }, \ 9156658Sarchie } \ 9256658Sarchie} 9356658Sarchie 9452817Sarchie/* Netgraph commands */ 9552817Sarchieenum { 9652817Sarchie NGM_TEE_GET_STATS = 1, /* get stats */ 9752817Sarchie NGM_TEE_CLR_STATS, /* clear stats */ 9864507Sarchie NGM_TEE_GETCLR_STATS, /* atomically get and clear stats */ 9952817Sarchie}; 10052817Sarchie 10152419Sjulian#endif /* _NETGRAPH_TEE_H_ */ 102