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98 lines
3.5 KiB
C
98 lines
3.5 KiB
C
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/*
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* ng_tee.h
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*
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* Copyright (c) 1996-1999 Whistle Communications, Inc.
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* All rights reserved.
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*
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* Subject to the following obligations and disclaimer of warranty, use and
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* redistribution of this software, in source or object code forms, with or
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* without modifications are expressly permitted by Whistle Communications;
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* provided, however, that:
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* 1. Any and all reproductions of the source or object code must include the
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* copyright notice above and the following disclaimer of warranties; and
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* 2. No rights are granted, in any manner or form, to use Whistle
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* Communications, Inc. trademarks, including the mark "WHISTLE
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* COMMUNICATIONS" on advertising, endorsements, or otherwise except as
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* such appears in the above copyright notice or in the software.
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*
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* THIS SOFTWARE IS BEING PROVIDED BY WHISTLE COMMUNICATIONS "AS IS", AND
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* TO THE MAXIMUM EXTENT PERMITTED BY LAW, WHISTLE COMMUNICATIONS MAKES NO
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* REPRESENTATIONS OR WARRANTIES, EXPRESS OR IMPLIED, REGARDING THIS SOFTWARE,
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* INCLUDING WITHOUT LIMITATION, ANY AND ALL IMPLIED WARRANTIES OF
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* MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE, OR NON-INFRINGEMENT.
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* WHISTLE COMMUNICATIONS DOES NOT WARRANT, GUARANTEE, OR MAKE ANY
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* REPRESENTATIONS REGARDING THE USE OF, OR THE RESULTS OF THE USE OF THIS
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* SOFTWARE IN TERMS OF ITS CORRECTNESS, ACCURACY, RELIABILITY OR OTHERWISE.
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* IN NO EVENT SHALL WHISTLE COMMUNICATIONS BE LIABLE FOR ANY DAMAGES
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* RESULTING FROM OR ARISING OUT OF ANY USE OF THIS SOFTWARE, INCLUDING
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* WITHOUT LIMITATION, ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY,
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* PUNITIVE, OR CONSEQUENTIAL DAMAGES, PROCUREMENT OF SUBSTITUTE GOODS OR
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* SERVICES, LOSS OF USE, DATA OR PROFITS, HOWEVER CAUSED AND UNDER ANY
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* THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
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* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
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* THIS SOFTWARE, EVEN IF WHISTLE COMMUNICATIONS IS ADVISED OF THE POSSIBILITY
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* OF SUCH DAMAGE.
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*
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* Author: Archie Cobbs <archie@freebsd.org>
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*
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* $FreeBSD$
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* $Whistle: ng_tee.h,v 1.2 1999/01/20 00:22:14 archie Exp $
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*/
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#ifndef _NETGRAPH_NG_TEE_H_
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#define _NETGRAPH_NG_TEE_H_
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/* Node type name and magic cookie */
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#define NG_TEE_NODE_TYPE "tee"
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#define NGM_TEE_COOKIE 916107047
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/* Hook names */
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#define NG_TEE_HOOK_RIGHT "right"
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#define NG_TEE_HOOK_LEFT "left"
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#define NG_TEE_HOOK_RIGHT2LEFT "right2left"
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#define NG_TEE_HOOK_LEFT2RIGHT "left2right"
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/* Statistics structure for one hook */
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struct ng_tee_hookstat {
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u_int64_t inOctets;
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u_int64_t inFrames;
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u_int64_t outOctets;
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u_int64_t outFrames;
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};
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/* Keep this in sync with the above structure definition */
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#define NG_TEE_HOOKSTAT_INFO { \
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{ "inOctets", &ng_parse_uint64_type }, \
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{ "inFrames", &ng_parse_uint64_type }, \
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{ "outOctets", &ng_parse_uint64_type }, \
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{ "outFrames", &ng_parse_uint64_type }, \
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{ NULL } \
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}
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/* Statistics structure returned by NGM_TEE_GET_STATS */
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struct ng_tee_stats {
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struct ng_tee_hookstat right;
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struct ng_tee_hookstat left;
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struct ng_tee_hookstat right2left;
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struct ng_tee_hookstat left2right;
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};
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/* Keep this in sync with the above structure definition */
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#define NG_TEE_STATS_INFO(hstype) { \
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{ "right", (hstype) }, \
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{ "left", (hstype) }, \
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{ "right2left", (hstype) }, \
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{ "left2right", (hstype) }, \
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{ NULL } \
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}
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/* Netgraph commands */
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enum {
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NGM_TEE_GET_STATS = 1, /* get stats */
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NGM_TEE_CLR_STATS, /* clear stats */
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NGM_TEE_GETCLR_STATS, /* atomically get and clear stats */
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};
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#endif /* _NETGRAPH_NG_TEE_H_ */
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