1/* 2 * Copyright (c) 2000 Apple Computer, Inc. All rights reserved. 3 * 4 * @APPLE_OSREFERENCE_LICENSE_HEADER_START@ 5 * 6 * This file contains Original Code and/or Modifications of Original Code 7 * as defined in and that are subject to the Apple Public Source License 8 * Version 2.0 (the 'License'). You may not use this file except in 9 * compliance with the License. The rights granted to you under the License 10 * may not be used to create, or enable the creation or redistribution of, 11 * unlawful or unlicensed copies of an Apple operating system, or to 12 * circumvent, violate, or enable the circumvention or violation of, any 13 * terms of an Apple operating system software license agreement. 14 * 15 * Please obtain a copy of the License at 16 * http://www.opensource.apple.com/apsl/ and read it before using this file. 17 * 18 * The Original Code and all software distributed under the License are 19 * distributed on an 'AS IS' basis, WITHOUT WARRANTY OF ANY KIND, EITHER 20 * EXPRESS OR IMPLIED, AND APPLE HEREBY DISCLAIMS ALL SUCH WARRANTIES, 21 * INCLUDING WITHOUT LIMITATION, ANY WARRANTIES OF MERCHANTABILITY, 22 * FITNESS FOR A PARTICULAR PURPOSE, QUIET ENJOYMENT OR NON-INFRINGEMENT. 23 * Please see the License for the specific language governing rights and 24 * limitations under the License. 25 * 26 * @APPLE_OSREFERENCE_LICENSE_HEADER_END@ 27 */ 28/* 29 * if_ppp.h - Point-to-Point Protocol definitions. 30 * 31 * Copyright (c) 1989 Carnegie Mellon University. 32 * All rights reserved. 33 * 34 * Redistribution and use in source and binary forms are permitted 35 * provided that the above copyright notice and this paragraph are 36 * duplicated in all such forms and that any documentation, 37 * advertising materials, and other materials related to such 38 * distribution and use acknowledge that the software was developed 39 * by Carnegie Mellon University. The name of the 40 * University may not be used to endorse or promote products derived 41 * from this software without specific prior written permission. 42 * THIS SOFTWARE IS PROVIDED ``AS IS'' AND WITHOUT ANY EXPRESS OR 43 * IMPLIED WARRANTIES, INCLUDING, WITHOUT LIMITATION, THE IMPLIED 44 * WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE. 45 * 46 * $FreeBSD: src/sys/net/if_ppp.h,v 1.14 1999/08/28 00:48:20 peter Exp $ 47 */ 48 49#ifndef _IF_PPP_H_ 50#define _IF_PPP_H_ 51#include <sys/appleapiopts.h> 52 53/* XXX this used to be self-contained. */ 54#include <net/ppp_defs.h> 55#include <net/if.h> 56 57/* 58 * Packet sizes 59 */ 60#define PPP_MTU 1500 /* Default MTU (size of Info field) */ 61#define PPP_MAXMRU 65000 /* Largest MRU we allow */ 62#define PPP_MAXMTU 16384 /* Largest MTU we allow */ 63 64/* 65 * Bit definitions for flags. 66 */ 67#define SC_COMP_PROT 0x00000001 /* protocol compression (output) */ 68#define SC_COMP_AC 0x00000002 /* header compression (output) */ 69#define SC_COMP_TCP 0x00000004 /* TCP (VJ) compression (output) */ 70#define SC_NO_TCP_CCID 0x00000008 /* disable VJ connection-id comp. */ 71#define SC_REJ_COMP_AC 0x00000010 /* reject adrs/ctrl comp. on input */ 72#define SC_REJ_COMP_TCP 0x00000020 /* reject TCP (VJ) comp. on input */ 73#define SC_CCP_OPEN 0x00000040 /* Look at CCP packets */ 74#define SC_CCP_UP 0x00000080 /* May send/recv compressed packets */ 75#define SC_DEBUG 0x00010000 /* enable debug messages */ 76#define SC_LOG_INPKT 0x00020000 /* log contents of good pkts recvd */ 77#define SC_LOG_OUTPKT 0x00040000 /* log contents of pkts sent */ 78#define SC_LOG_RAWIN 0x00080000 /* log all chars received */ 79#define SC_LOG_FLUSH 0x00100000 /* log all chars flushed */ 80#define SC_RCV_B7_0 0x01000000 /* have rcvd char with bit 7 = 0 */ 81#define SC_RCV_B7_1 0x02000000 /* have rcvd char with bit 7 = 1 */ 82#define SC_RCV_EVNP 0x04000000 /* have rcvd char with even parity */ 83#define SC_RCV_ODDP 0x08000000 /* have rcvd char with odd parity */ 84#define SC_MASK 0x0fff00ff /* bits that user can change */ 85 86/* 87 * State bits in sc_flags, not changeable by user. 88 */ 89#define SC_TIMEOUT 0x00000400 /* timeout is currently pending */ 90#define SC_VJ_RESET 0x00000800 /* need to reset VJ decomp */ 91#define SC_COMP_RUN 0x00001000 /* compressor has been initiated */ 92#define SC_DECOMP_RUN 0x00002000 /* decompressor has been initiated */ 93#define SC_DC_ERROR 0x00004000 /* non-fatal decomp error detected */ 94#define SC_DC_FERROR 0x00008000 /* fatal decomp error detected */ 95#define SC_TBUSY 0x10000000 /* xmitter doesn't need a packet yet */ 96#define SC_PKTLOST 0x20000000 /* have lost or dropped a packet */ 97#define SC_FLUSH 0x40000000 /* flush input until next PPP_FLAG */ 98#define SC_ESCAPED 0x80000000 /* saw a PPP_ESCAPE */ 99 100/* 101 * Ioctl definitions. 102 */ 103 104struct npioctl { 105 int protocol; /* PPP procotol, e.g. PPP_IP */ 106 enum NPmode mode; 107}; 108 109/* Structure describing a CCP configuration option, for PPPIOCSCOMPRESS */ 110struct ppp_option_data { 111 u_char *ptr; 112 u_int length; 113 int transmit; 114}; 115 116struct ifpppstatsreq { 117 char ifr_name[IFNAMSIZ]; 118 struct ppp_stats stats; 119}; 120 121struct ifpppcstatsreq { 122 char ifr_name[IFNAMSIZ]; 123 struct ppp_comp_stats stats; 124}; 125 126/* 127 * Ioctl definitions. 128 */ 129 130#define PPPIOCGFLAGS _IOR('t', 90, int) /* get configuration flags */ 131#define PPPIOCSFLAGS _IOW('t', 89, int) /* set configuration flags */ 132#define PPPIOCGASYNCMAP _IOR('t', 88, int) /* get async map */ 133#define PPPIOCSASYNCMAP _IOW('t', 87, int) /* set async map */ 134#define PPPIOCGUNIT _IOR('t', 86, int) /* get ppp unit number */ 135#define PPPIOCGRASYNCMAP _IOR('t', 85, int) /* get receive async map */ 136#define PPPIOCSRASYNCMAP _IOW('t', 84, int) /* set receive async map */ 137#define PPPIOCGMRU _IOR('t', 83, int) /* get max receive unit */ 138#define PPPIOCSMRU _IOW('t', 82, int) /* set max receive unit */ 139#define PPPIOCSMAXCID _IOW('t', 81, int) /* set VJ max slot ID */ 140#define PPPIOCGXASYNCMAP _IOR('t', 80, ext_accm) /* get extended ACCM */ 141#define PPPIOCSXASYNCMAP _IOW('t', 79, ext_accm) /* set extended ACCM */ 142#define PPPIOCXFERUNIT _IO('t', 78) /* transfer PPP unit */ 143#define PPPIOCSCOMPRESS _IOW('t', 77, struct ppp_option_data) 144#define PPPIOCGNPMODE _IOWR('t', 76, struct npioctl) /* get NP mode */ 145#define PPPIOCSNPMODE _IOW('t', 75, struct npioctl) /* set NP mode */ 146#define PPPIOCGIDLE _IOR('t', 74, struct ppp_idle) /* get idle time */ 147#define PPPIOCSPASS _IOW('t', 71, struct bpf_program) /* set pass filter */ 148#define PPPIOCSACTIVE _IOW('t', 70, struct bpf_program) /* set active filt */ 149 150/* PPPIOC[GS]MTU are alternatives to SIOC[GS]IFMTU, used under Ultrix */ 151#define PPPIOCGMTU _IOR('t', 73, int) /* get interface MTU */ 152#define PPPIOCSMTU _IOW('t', 72, int) /* set interface MTU */ 153 154/* 155 * These two are interface ioctls so that pppstats can do them on 156 * a socket without having to open the serial device. 157 */ 158#define SIOCGPPPSTATS _IOWR('i', 123, struct ifpppstatsreq) 159#define SIOCGPPPCSTATS _IOWR('i', 122, struct ifpppcstatsreq) 160 161#if !defined(ifr_mtu) 162#define ifr_mtu ifr_ifru.ifru_metric 163#endif 164 165#endif /* _IF_PPP_H_ */ 166