1 2 /* 3 * ng_pptpgre.h 4 * 5 * Copyright (c) 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@whistle.com> 38 * 39 * $FreeBSD$ 40 * $Whistle: ng_pptpgre.h,v 1.3 1999/12/08 00:11:36 archie Exp $ 41 */ 42 43 #ifndef _NETGRAPH_PPTPGRE_H_ 44 #define _NETGRAPH_PPTPGRE_H_ 45 46 /* Node type name and magic cookie */ 47 #define NG_PPTPGRE_NODE_TYPE "pptpgre" 48 #define NGM_PPTPGRE_COOKIE 942783546 49 50 /* Hook names */ 51 #define NG_PPTPGRE_HOOK_UPPER "upper" /* to upper layers */ 52 #define NG_PPTPGRE_HOOK_LOWER "lower" /* to lower layers */ 53 54 /* Configuration for a session */ 55 struct ng_pptpgre_conf { 56 u_char enabled; /* enables traffic flow */ 57 u_char enableDelayedAck;/* enables delayed acks */ 58 u_int16_t cid; /* my call id */ 59 u_int16_t peerCid; /* peer call id */ 60 u_int16_t recvWin; /* peer recv window size */ 61 u_int16_t peerPpd; /* peer packet processing delay 62 (in units of 1/10 of a second) */ 63 }; 64 65 /* Keep this in sync with the above structure definition */ 66 #define NG_PPTPGRE_CONF_TYPE_INFO { \ 67 { \ 68 { "enabled", &ng_parse_int8_type }, \ 69 { "enableDelayedAck", &ng_parse_int8_type }, \ 70 { "cid", &ng_parse_int16_type }, \ 71 { "peerCid", &ng_parse_int16_type }, \ 72 { "recvWin", &ng_parse_int16_type }, \ 73 { "peerPpd", &ng_parse_int16_type }, \ 74 { NULL }, \ 75 } \ 76 } 77 78 /* Netgraph commands */ 79 enum { 80 NGM_PPTPGRE_SET_CONFIG = 1, /* supply a struct ng_pptpgre_conf */ 81 NGM_PPTPGRE_GET_CONFIG, /* returns a struct ng_pptpgre_conf */ 82 }; 83 84 #endif /* _NETGRAPH_PPTPGRE_H_ */ 85