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