lh | 9ed821d | 2023-04-07 01:36:19 -0700 | [diff] [blame^] | 1 | /* From: if_ppp.h,v 1.3 1995/06/12 11:36:50 paulus Exp */ |
| 2 | |
| 3 | /* |
| 4 | * if_ppp.h - Point-to-Point Protocol definitions. |
| 5 | * |
| 6 | * Copyright (c) 1989 Carnegie Mellon University. |
| 7 | * |
| 8 | * Redistribution and use in source and binary forms, with or without |
| 9 | * modification, are permitted provided that the following conditions |
| 10 | * are met: |
| 11 | * 1. Redistributions of source code must retain the above copyright |
| 12 | * notice, this list of conditions and the following disclaimer. |
| 13 | * 2. Redistributions in binary form must reproduce the above copyright |
| 14 | * notice, this list of conditions and the following disclaimer in the |
| 15 | * documentation and/or other materials provided with the distribution. |
| 16 | * 3. Neither the name of the University nor the names of its contributors |
| 17 | * may be used to endorse or promote products derived from this software |
| 18 | * without specific prior written permission. |
| 19 | * |
| 20 | * THIS SOFTWARE IS PROVIDED BY CARNEGIE MELLON UNIVERSITY AND |
| 21 | * CONTRIBUTORS "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, |
| 22 | * INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF |
| 23 | * MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. |
| 24 | * IN NO EVENT SHALL THE UNIVERSITY OR CONTRIBUTORS BE LIABLE FOR ANY |
| 25 | * DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL |
| 26 | * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE |
| 27 | * GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS |
| 28 | * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER |
| 29 | * IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR |
| 30 | * OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN |
| 31 | * IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. |
| 32 | * |
| 33 | */ |
| 34 | |
| 35 | /* |
| 36 | * ==FILEVERSION 960926== |
| 37 | * |
| 38 | * NOTE TO MAINTAINERS: |
| 39 | * If you modify this file at all, please set the above date. |
| 40 | * if_ppp.h is shipped with a PPP distribution as well as with the kernel; |
| 41 | * if everyone increases the FILEVERSION number above, then scripts |
| 42 | * can do the right thing when deciding whether to install a new if_ppp.h |
| 43 | * file. Don't change the format of that line otherwise, so the |
| 44 | * installation script can recognize it. |
| 45 | */ |
| 46 | |
| 47 | |
| 48 | #ifndef __NET_IF_PPP_H |
| 49 | #define __NET_IF_PPP_H 1 |
| 50 | |
| 51 | #include <sys/types.h> |
| 52 | #include <sys/cdefs.h> |
| 53 | |
| 54 | #include <net/if.h> |
| 55 | #include <sys/ioctl.h> |
| 56 | #include <net/ppp_defs.h> |
| 57 | |
| 58 | __BEGIN_DECLS |
| 59 | |
| 60 | /* |
| 61 | * Packet sizes |
| 62 | */ |
| 63 | |
| 64 | #define PPP_MTU 1500 /* Default MTU (size of Info field) */ |
| 65 | #define PPP_MAXMRU 65000 /* Largest MRU we allow */ |
| 66 | #define PPP_VERSION "2.2.0" |
| 67 | #define PPP_MAGIC 0x5002 /* Magic value for the ppp structure */ |
| 68 | #define PROTO_IPX 0x002b /* protocol numbers */ |
| 69 | #define PROTO_DNA_RT 0x0027 /* DNA Routing */ |
| 70 | |
| 71 | |
| 72 | /* |
| 73 | * Bit definitions for flags. |
| 74 | */ |
| 75 | |
| 76 | #define SC_COMP_PROT 0x00000001 /* protocol compression (output) */ |
| 77 | #define SC_COMP_AC 0x00000002 /* header compression (output) */ |
| 78 | #define SC_COMP_TCP 0x00000004 /* TCP (VJ) compression (output) */ |
| 79 | #define SC_NO_TCP_CCID 0x00000008 /* disable VJ connection-id comp. */ |
| 80 | #define SC_REJ_COMP_AC 0x00000010 /* reject adrs/ctrl comp. on input */ |
| 81 | #define SC_REJ_COMP_TCP 0x00000020 /* reject TCP (VJ) comp. on input */ |
| 82 | #define SC_CCP_OPEN 0x00000040 /* Look at CCP packets */ |
| 83 | #define SC_CCP_UP 0x00000080 /* May send/recv compressed packets */ |
| 84 | #define SC_ENABLE_IP 0x00000100 /* IP packets may be exchanged */ |
| 85 | #define SC_COMP_RUN 0x00001000 /* compressor has been inited */ |
| 86 | #define SC_DECOMP_RUN 0x00002000 /* decompressor has been inited */ |
| 87 | #define SC_DEBUG 0x00010000 /* enable debug messages */ |
| 88 | #define SC_LOG_INPKT 0x00020000 /* log contents of good pkts recvd */ |
| 89 | #define SC_LOG_OUTPKT 0x00040000 /* log contents of pkts sent */ |
| 90 | #define SC_LOG_RAWIN 0x00080000 /* log all chars received */ |
| 91 | #define SC_LOG_FLUSH 0x00100000 /* log all chars flushed */ |
| 92 | #define SC_MASK 0x0fE0ffff /* bits that user can change */ |
| 93 | |
| 94 | /* state bits */ |
| 95 | #define SC_ESCAPED 0x80000000 /* saw a PPP_ESCAPE */ |
| 96 | #define SC_FLUSH 0x40000000 /* flush input until next PPP_FLAG */ |
| 97 | #define SC_VJ_RESET 0x20000000 /* Need to reset the VJ decompressor */ |
| 98 | #define SC_XMIT_BUSY 0x10000000 /* ppp_write_wakeup is active */ |
| 99 | #define SC_RCV_ODDP 0x08000000 /* have rcvd char with odd parity */ |
| 100 | #define SC_RCV_EVNP 0x04000000 /* have rcvd char with even parity */ |
| 101 | #define SC_RCV_B7_1 0x02000000 /* have rcvd char with bit 7 = 1 */ |
| 102 | #define SC_RCV_B7_0 0x01000000 /* have rcvd char with bit 7 = 0 */ |
| 103 | #define SC_DC_FERROR 0x00800000 /* fatal decomp error detected */ |
| 104 | #define SC_DC_ERROR 0x00400000 /* non-fatal decomp error detected */ |
| 105 | |
| 106 | /* |
| 107 | * Ioctl definitions. |
| 108 | */ |
| 109 | |
| 110 | struct npioctl { |
| 111 | int protocol; /* PPP protocol, e.g. PPP_IP */ |
| 112 | enum NPmode mode; |
| 113 | }; |
| 114 | |
| 115 | /* Structure describing a CCP configuration option, for PPPIOCSCOMPRESS */ |
| 116 | struct ppp_option_data { |
| 117 | u_int8_t *ptr; |
| 118 | u_int32_t length; |
| 119 | int transmit; |
| 120 | }; |
| 121 | |
| 122 | struct ifpppstatsreq { |
| 123 | struct ifreq b; |
| 124 | struct ppp_stats stats; /* statistic information */ |
| 125 | }; |
| 126 | |
| 127 | struct ifpppcstatsreq { |
| 128 | struct ifreq b; |
| 129 | struct ppp_comp_stats stats; |
| 130 | }; |
| 131 | |
| 132 | #define ifr__name b.ifr_ifrn.ifrn_name |
| 133 | #define stats_ptr b.ifr_ifru.ifru_data |
| 134 | |
| 135 | /* |
| 136 | * Ioctl definitions. |
| 137 | */ |
| 138 | |
| 139 | #define PPPIOCGFLAGS _IOR('t', 90, int) /* get configuration flags */ |
| 140 | #define PPPIOCSFLAGS _IOW('t', 89, int) /* set configuration flags */ |
| 141 | #define PPPIOCGASYNCMAP _IOR('t', 88, int) /* get async map */ |
| 142 | #define PPPIOCSASYNCMAP _IOW('t', 87, int) /* set async map */ |
| 143 | #define PPPIOCGUNIT _IOR('t', 86, int) /* get ppp unit number */ |
| 144 | #define PPPIOCGRASYNCMAP _IOR('t', 85, int) /* get receive async map */ |
| 145 | #define PPPIOCSRASYNCMAP _IOW('t', 84, int) /* set receive async map */ |
| 146 | #define PPPIOCGMRU _IOR('t', 83, int) /* get max receive unit */ |
| 147 | #define PPPIOCSMRU _IOW('t', 82, int) /* set max receive unit */ |
| 148 | #define PPPIOCSMAXCID _IOW('t', 81, int) /* set VJ max slot ID */ |
| 149 | #define PPPIOCGXASYNCMAP _IOR('t', 80, ext_accm) /* get extended ACCM */ |
| 150 | #define PPPIOCSXASYNCMAP _IOW('t', 79, ext_accm) /* set extended ACCM */ |
| 151 | #define PPPIOCXFERUNIT _IO('t', 78) /* transfer PPP unit */ |
| 152 | #define PPPIOCSCOMPRESS _IOW('t', 77, struct ppp_option_data) |
| 153 | #define PPPIOCGNPMODE _IOWR('t', 76, struct npioctl) /* get NP mode */ |
| 154 | #define PPPIOCSNPMODE _IOW('t', 75, struct npioctl) /* set NP mode */ |
| 155 | #define PPPIOCGDEBUG _IOR('t', 65, int) /* Read debug level */ |
| 156 | #define PPPIOCSDEBUG _IOW('t', 64, int) /* Set debug level */ |
| 157 | #define PPPIOCGIDLE _IOR('t', 63, struct ppp_idle) /* get idle time */ |
| 158 | |
| 159 | #define SIOCGPPPSTATS (SIOCDEVPRIVATE + 0) |
| 160 | #define SIOCGPPPVER (SIOCDEVPRIVATE + 1) /* NEVER change this!! */ |
| 161 | #define SIOCGPPPCSTATS (SIOCDEVPRIVATE + 2) |
| 162 | |
| 163 | #if !defined(ifr_mtu) |
| 164 | #define ifr_mtu ifr_ifru.ifru_metric |
| 165 | #endif |
| 166 | |
| 167 | __END_DECLS |
| 168 | |
| 169 | #endif /* net/if_ppp.h */ |