1*3b2bd0f6Slogwang /* 2*3b2bd0f6Slogwang * ng_mppc.h 3*3b2bd0f6Slogwang */ 4*3b2bd0f6Slogwang 5*3b2bd0f6Slogwang /*- 6*3b2bd0f6Slogwang * Copyright (c) 1996-2000 Whistle Communications, Inc. 7*3b2bd0f6Slogwang * All rights reserved. 8*3b2bd0f6Slogwang * 9*3b2bd0f6Slogwang * Subject to the following obligations and disclaimer of warranty, use and 10*3b2bd0f6Slogwang * redistribution of this software, in source or object code forms, with or 11*3b2bd0f6Slogwang * without modifications are expressly permitted by Whistle Communications; 12*3b2bd0f6Slogwang * provided, however, that: 13*3b2bd0f6Slogwang * 1. Any and all reproductions of the source or object code must include the 14*3b2bd0f6Slogwang * copyright notice above and the following disclaimer of warranties; and 15*3b2bd0f6Slogwang * 2. No rights are granted, in any manner or form, to use Whistle 16*3b2bd0f6Slogwang * Communications, Inc. trademarks, including the mark "WHISTLE 17*3b2bd0f6Slogwang * COMMUNICATIONS" on advertising, endorsements, or otherwise except as 18*3b2bd0f6Slogwang * such appears in the above copyright notice or in the software. 19*3b2bd0f6Slogwang * 20*3b2bd0f6Slogwang * THIS SOFTWARE IS BEING PROVIDED BY WHISTLE COMMUNICATIONS "AS IS", AND 21*3b2bd0f6Slogwang * TO THE MAXIMUM EXTENT PERMITTED BY LAW, WHISTLE COMMUNICATIONS MAKES NO 22*3b2bd0f6Slogwang * REPRESENTATIONS OR WARRANTIES, EXPRESS OR IMPLIED, REGARDING THIS SOFTWARE, 23*3b2bd0f6Slogwang * INCLUDING WITHOUT LIMITATION, ANY AND ALL IMPLIED WARRANTIES OF 24*3b2bd0f6Slogwang * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE, OR NON-INFRINGEMENT. 25*3b2bd0f6Slogwang * WHISTLE COMMUNICATIONS DOES NOT WARRANT, GUARANTEE, OR MAKE ANY 26*3b2bd0f6Slogwang * REPRESENTATIONS REGARDING THE USE OF, OR THE RESULTS OF THE USE OF THIS 27*3b2bd0f6Slogwang * SOFTWARE IN TERMS OF ITS CORRECTNESS, ACCURACY, RELIABILITY OR OTHERWISE. 28*3b2bd0f6Slogwang * IN NO EVENT SHALL WHISTLE COMMUNICATIONS BE LIABLE FOR ANY DAMAGES 29*3b2bd0f6Slogwang * RESULTING FROM OR ARISING OUT OF ANY USE OF THIS SOFTWARE, INCLUDING 30*3b2bd0f6Slogwang * WITHOUT LIMITATION, ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, 31*3b2bd0f6Slogwang * PUNITIVE, OR CONSEQUENTIAL DAMAGES, PROCUREMENT OF SUBSTITUTE GOODS OR 32*3b2bd0f6Slogwang * SERVICES, LOSS OF USE, DATA OR PROFITS, HOWEVER CAUSED AND UNDER ANY 33*3b2bd0f6Slogwang * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT 34*3b2bd0f6Slogwang * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF 35*3b2bd0f6Slogwang * THIS SOFTWARE, EVEN IF WHISTLE COMMUNICATIONS IS ADVISED OF THE POSSIBILITY 36*3b2bd0f6Slogwang * OF SUCH DAMAGE. 37*3b2bd0f6Slogwang * 38*3b2bd0f6Slogwang * Author: Archie Cobbs <[email protected]> 39*3b2bd0f6Slogwang * 40*3b2bd0f6Slogwang * $Whistle: ng_mppc.h,v 1.3 2000/02/12 01:17:22 archie Exp $ 41*3b2bd0f6Slogwang * $FreeBSD$ 42*3b2bd0f6Slogwang */ 43*3b2bd0f6Slogwang 44*3b2bd0f6Slogwang #ifndef _NETGRAPH_NG_MPPC_H_ 45*3b2bd0f6Slogwang #define _NETGRAPH_NG_MPPC_H_ 46*3b2bd0f6Slogwang 47*3b2bd0f6Slogwang /* Node type name and magic cookie */ 48*3b2bd0f6Slogwang #define NG_MPPC_NODE_TYPE "mppc" 49*3b2bd0f6Slogwang #define NGM_MPPC_COOKIE 942886745 50*3b2bd0f6Slogwang 51*3b2bd0f6Slogwang /* Hook names */ 52*3b2bd0f6Slogwang #define NG_MPPC_HOOK_COMP "comp" /* compression hook */ 53*3b2bd0f6Slogwang #define NG_MPPC_HOOK_DECOMP "decomp" /* decompression hook */ 54*3b2bd0f6Slogwang 55*3b2bd0f6Slogwang /* Length of MPPE key */ 56*3b2bd0f6Slogwang #define MPPE_KEY_LEN 16 57*3b2bd0f6Slogwang 58*3b2bd0f6Slogwang /* Max expansion due to MPPC header and compression algorithm */ 59*3b2bd0f6Slogwang #define MPPC_MAX_BLOWUP(n) ((n) * 9 / 8 + 26) 60*3b2bd0f6Slogwang 61*3b2bd0f6Slogwang /* MPPC/MPPE PPP negotiation bits */ 62*3b2bd0f6Slogwang #define MPPC_BIT 0x00000001 /* mppc compression bits */ 63*3b2bd0f6Slogwang #define MPPE_40 0x00000020 /* use 40 bit key */ 64*3b2bd0f6Slogwang #define MPPE_56 0x00000080 /* use 56 bit key */ 65*3b2bd0f6Slogwang #define MPPE_128 0x00000040 /* use 128 bit key */ 66*3b2bd0f6Slogwang #define MPPE_BITS 0x000000e0 /* mppe encryption bits */ 67*3b2bd0f6Slogwang #define MPPE_STATELESS 0x01000000 /* use stateless mode */ 68*3b2bd0f6Slogwang #define MPPC_VALID_BITS 0x010000e1 /* possibly valid bits */ 69*3b2bd0f6Slogwang 70*3b2bd0f6Slogwang /* Config struct (per-direction) */ 71*3b2bd0f6Slogwang struct ng_mppc_config { 72*3b2bd0f6Slogwang u_char enable; /* enable */ 73*3b2bd0f6Slogwang u_int32_t bits; /* config bits */ 74*3b2bd0f6Slogwang u_char startkey[MPPE_KEY_LEN]; /* start key */ 75*3b2bd0f6Slogwang }; 76*3b2bd0f6Slogwang 77*3b2bd0f6Slogwang /* Netgraph commands */ 78*3b2bd0f6Slogwang enum { 79*3b2bd0f6Slogwang NGM_MPPC_CONFIG_COMP = 1, 80*3b2bd0f6Slogwang NGM_MPPC_CONFIG_DECOMP, 81*3b2bd0f6Slogwang NGM_MPPC_RESETREQ, /* sent either way! */ 82*3b2bd0f6Slogwang }; 83*3b2bd0f6Slogwang 84*3b2bd0f6Slogwang #endif /* _NETGRAPH_NG_MPPC_H_ */ 85*3b2bd0f6Slogwang 86