1 /* $NetBSD: if_ppp.h,v 1.18 2001/01/15 16:33:31 thorpej Exp $ */ 2 /* Id: if_ppp.h,v 1.16 1997/04/30 05:46:04 paulus Exp */ 3 4 /* 5 * if_ppp.h - Point-to-Point Protocol definitions. 6 * 7 * Copyright (c) 1989 Carnegie Mellon University. 8 * All rights reserved. 9 * 10 * Redistribution and use in source and binary forms are permitted 11 * provided that the above copyright notice and this paragraph are 12 * duplicated in all such forms and that any documentation, 13 * advertising materials, and other materials related to such 14 * distribution and use acknowledge that the software was developed 15 * by Carnegie Mellon University. The name of the 16 * University may not be used to endorse or promote products derived 17 * from this software without specific prior written permission. 18 * THIS SOFTWARE IS PROVIDED ``AS IS'' AND WITHOUT ANY EXPRESS OR 19 * IMPLIED WARRANTIES, INCLUDING, WITHOUT LIMITATION, THE IMPLIED 20 * WARRANTIES OF MERCHANTIBILITY AND FITNESS FOR A PARTICULAR PURPOSE. 21 */ 22 23 #ifndef _NET_IF_PPP_H_ 24 #define _NET_IF_PPP_H_ 25 26 /* 27 * Bit definitions for flags. 28 */ 29 #define SC_COMP_PROT 0x00000001 /* protocol compression (output) */ 30 #define SC_COMP_AC 0x00000002 /* header compression (output) */ 31 #define SC_COMP_TCP 0x00000004 /* TCP (VJ) compression (output) */ 32 #define SC_NO_TCP_CCID 0x00000008 /* disable VJ connection-id comp. */ 33 #define SC_REJ_COMP_AC 0x00000010 /* reject adrs/ctrl comp. on input */ 34 #define SC_REJ_COMP_TCP 0x00000020 /* reject TCP (VJ) comp. on input */ 35 #define SC_CCP_OPEN 0x00000040 /* Look at CCP packets */ 36 #define SC_CCP_UP 0x00000080 /* May send/recv compressed packets */ 37 #define SC_DEBUG 0x00010000 /* enable debug messages */ 38 #define SC_LOG_INPKT 0x00020000 /* log contents of good pkts recvd */ 39 #define SC_LOG_OUTPKT 0x00040000 /* log contents of pkts sent */ 40 #define SC_LOG_RAWIN 0x00080000 /* log all chars received */ 41 #define SC_LOG_FLUSH 0x00100000 /* log all chars flushed */ 42 #define SC_SYNC 0x00200000 /* synchronous HDLC */ 43 #define SC_RCV_B7_0 0x01000000 /* have rcvd char with bit 7 = 0 */ 44 #define SC_RCV_B7_1 0x02000000 /* have rcvd char with bit 7 = 1 */ 45 #define SC_RCV_EVNP 0x04000000 /* have rcvd char with even parity */ 46 #define SC_RCV_ODDP 0x08000000 /* have rcvd char with odd parity */ 47 48 #define SC_MASK 0x0fff00ff /* bits that user can change */ 49 50 /* 51 * State bits in sc_flags, not changeable by user. 52 */ 53 #define SC_TIMEOUT 0x00000400 /* timeout is currently pending */ 54 #define SC_VJ_RESET 0x00000800 /* need to reset VJ decomp */ 55 #define SC_COMP_RUN 0x00001000 /* compressor has been inited */ 56 #define SC_DECOMP_RUN 0x00002000 /* decompressor has been inited */ 57 #define SC_DC_ERROR 0x00004000 /* non-fatal decomp error detected */ 58 #define SC_DC_FERROR 0x00008000 /* fatal decomp error detected */ 59 #define SC_TBUSY 0x10000000 /* xmitter doesn't need a packet yet */ 60 #define SC_PKTLOST 0x20000000 /* have lost or dropped a packet */ 61 #define SC_FLUSH 0x40000000 /* flush input until next PPP_FLAG */ 62 #define SC_ESCAPED 0x80000000 /* saw a PPP_ESCAPE */ 63 64 /* 65 * Ioctl definitions. 66 */ 67 68 struct npioctl { 69 int protocol; /* PPP procotol, e.g. PPP_IP */ 70 enum NPmode mode; 71 }; 72 73 /* Structure describing a CCP configuration option, for PPPIOCSCOMPRESS */ 74 struct ppp_option_data { 75 u_char *ptr; 76 u_int length; 77 int transmit; 78 }; 79 80 struct ifpppstatsreq { 81 char ifr_name[IFNAMSIZ]; 82 struct ppp_stats stats; 83 }; 84 85 struct ifpppcstatsreq { 86 char ifr_name[IFNAMSIZ]; 87 struct ppp_comp_stats stats; 88 }; 89 90 /* 91 * Ioctl definitions. 92 */ 93 94 #define PPPIOCGFLAGS _IOR('t', 90, int) /* get configuration flags */ 95 #define PPPIOCSFLAGS _IOW('t', 89, int) /* set configuration flags */ 96 #define PPPIOCGASYNCMAP _IOR('t', 88, int) /* get async map */ 97 #define PPPIOCSASYNCMAP _IOW('t', 87, int) /* set async map */ 98 #define PPPIOCGUNIT _IOR('t', 86, int) /* get ppp unit number */ 99 #define PPPIOCGRASYNCMAP _IOR('t', 85, int) /* get receive async map */ 100 #define PPPIOCSRASYNCMAP _IOW('t', 84, int) /* set receive async map */ 101 #define PPPIOCGMRU _IOR('t', 83, int) /* get max receive unit */ 102 #define PPPIOCSMRU _IOW('t', 82, int) /* set max receive unit */ 103 #define PPPIOCSMAXCID _IOW('t', 81, int) /* set VJ max slot ID */ 104 #define PPPIOCGXASYNCMAP _IOR('t', 80, ext_accm) /* get extended ACCM */ 105 #define PPPIOCSXASYNCMAP _IOW('t', 79, ext_accm) /* set extended ACCM */ 106 #define PPPIOCXFERUNIT _IO('t', 78) /* transfer PPP unit */ 107 #define PPPIOCSCOMPRESS _IOW('t', 77, struct ppp_option_data) 108 #define PPPIOCGNPMODE _IOWR('t', 76, struct npioctl) /* get NP mode */ 109 #define PPPIOCSNPMODE _IOW('t', 75, struct npioctl) /* set NP mode */ 110 #define PPPIOCGIDLE _IOR('t', 74, struct ppp_idle) /* get idle time */ 111 #ifdef PPP_FILTER 112 /* 113 * XXX These are deprecated; they can no longer be used, because they 114 * XXX don't play well with multiple encaps. The defs are here so that 115 * XXX we can return decent errors to old pppds, and so that new pppds 116 * XXX will work with old kernels. 117 */ 118 #define PPPIOCSPASS _IOW('t', 71, struct bpf_program) /* set pass filter */ 119 #define PPPIOCSACTIVE _IOW('t', 70, struct bpf_program) /* set active filt */ 120 121 /* 122 * Use these instead. 123 */ 124 #define PPPIOCSIPASS _IOW('t', 69, struct bpf_program) /* set in pass flt */ 125 #define PPPIOCSOPASS _IOW('t', 68, struct bpf_program) /* set out pass flt */ 126 #define PPPIOCSIACTIVE _IOW('t', 67, struct bpf_program) /* set in act flt */ 127 #define PPPIOCSOACTIVE _IOW('t', 66, struct bpf_program) /* set out act flt */ 128 #endif /* PPP_FILTER */ 129 130 /* PPPIOC[GS]MTU are alternatives to SIOC[GS]IFMTU, used under Ultrix */ 131 #define PPPIOCGMTU _IOR('t', 73, int) /* get interface MTU */ 132 #define PPPIOCSMTU _IOW('t', 72, int) /* set interface MTU */ 133 134 /* 135 * These two are interface ioctls so that pppstats can do them on 136 * a socket without having to open the serial device. 137 */ 138 #define SIOCGPPPSTATS _IOWR('i', 123, struct ifpppstatsreq) 139 #define SIOCGPPPCSTATS _IOWR('i', 122, struct ifpppcstatsreq) 140 141 #if !defined(ifr_mtu) 142 #define ifr_mtu ifr_ifru.ifru_metric 143 #endif 144 145 #if defined(_KERNEL) || defined(KERNEL) 146 void pppattach __P((void)); 147 #endif 148 #endif /* _NET_IF_PPP_H_ */ 149