1 | /* $NetBSD: if_ppp.h,v 1.27 2015/09/06 06:01:01 dholland 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) 1984-2000 Carnegie Mellon University. All rights reserved. |
8 | * |
9 | * Redistribution and use in source and binary forms, with or without |
10 | * modification, are permitted provided that the following conditions |
11 | * are met: |
12 | * |
13 | * 1. Redistributions of source code must retain the above copyright |
14 | * notice, this list of conditions and the following disclaimer. |
15 | * |
16 | * 2. Redistributions in binary form must reproduce the above copyright |
17 | * notice, this list of conditions and the following disclaimer in |
18 | * the documentation and/or other materials provided with the |
19 | * distribution. |
20 | * |
21 | * 3. The name "Carnegie Mellon University" must not be used to |
22 | * endorse or promote products derived from this software without |
23 | * prior written permission. For permission or any legal |
24 | * details, please contact |
25 | * Office of Technology Transfer |
26 | * Carnegie Mellon University |
27 | * 5000 Forbes Avenue |
28 | * Pittsburgh, PA 15213-3890 |
29 | * (412) 268-4387, fax: (412) 268-7395 |
30 | * tech-transfer@andrew.cmu.edu |
31 | * |
32 | * 4. Redistributions of any form whatsoever must retain the following |
33 | * acknowledgment: |
34 | * "This product includes software developed by Computing Services |
35 | * at Carnegie Mellon University (http://www.cmu.edu/computing/)." |
36 | * |
37 | * CARNEGIE MELLON UNIVERSITY DISCLAIMS ALL WARRANTIES WITH REGARD TO |
38 | * THIS SOFTWARE, INCLUDING ALL IMPLIED WARRANTIES OF MERCHANTABILITY |
39 | * AND FITNESS, IN NO EVENT SHALL CARNEGIE MELLON UNIVERSITY BE LIABLE |
40 | * FOR ANY SPECIAL, INDIRECT OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES |
41 | * WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN |
42 | * AN ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING |
43 | * OUT OF OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE. |
44 | */ |
45 | |
46 | #ifndef _NET_IF_PPP_H_ |
47 | #define _NET_IF_PPP_H_ |
48 | |
49 | #include <sys/ioccom.h> |
50 | |
51 | /* |
52 | * Bit definitions for flags. |
53 | */ |
54 | #define SC_COMP_PROT 0x00000001 /* protocol compression (output) */ |
55 | #define SC_COMP_AC 0x00000002 /* header compression (output) */ |
56 | #define SC_COMP_TCP 0x00000004 /* TCP (VJ) compression (output) */ |
57 | #define SC_NO_TCP_CCID 0x00000008 /* disable VJ connection-id comp. */ |
58 | #define SC_REJ_COMP_AC 0x00000010 /* reject adrs/ctrl comp. on input */ |
59 | #define SC_REJ_COMP_TCP 0x00000020 /* reject TCP (VJ) comp. on input */ |
60 | #define SC_CCP_OPEN 0x00000040 /* Look at CCP packets */ |
61 | #define SC_CCP_UP 0x00000080 /* May send/recv compressed packets */ |
62 | #define SC_DEBUG 0x00010000 /* enable debug messages */ |
63 | #define SC_LOG_INPKT 0x00020000 /* log contents of good pkts recvd */ |
64 | #define SC_LOG_OUTPKT 0x00040000 /* log contents of pkts sent */ |
65 | #define SC_LOG_RAWIN 0x00080000 /* log all chars received */ |
66 | #define SC_LOG_FLUSH 0x00100000 /* log all chars flushed */ |
67 | #define SC_SYNC 0x00200000 /* synchronous HDLC */ |
68 | #define SC_RCV_B7_0 0x01000000 /* have rcvd char with bit 7 = 0 */ |
69 | #define SC_RCV_B7_1 0x02000000 /* have rcvd char with bit 7 = 1 */ |
70 | #define SC_RCV_EVNP 0x04000000 /* have rcvd char with even parity */ |
71 | #define SC_RCV_ODDP 0x08000000 /* have rcvd char with odd parity */ |
72 | |
73 | #define SC_MASK 0x0fff00ff /* bits that user can change */ |
74 | |
75 | /* |
76 | * State bits in sc_flags, not changeable by user. |
77 | */ |
78 | #define SC_TIMEOUT 0x00000400 /* timeout is currently pending */ |
79 | #define SC_VJ_RESET 0x00000800 /* need to reset VJ decomp */ |
80 | #define SC_COMP_RUN 0x00001000 /* compressor has been inited */ |
81 | #define SC_DECOMP_RUN 0x00002000 /* decompressor has been inited */ |
82 | #define SC_DC_ERROR 0x00004000 /* non-fatal decomp error detected */ |
83 | #define SC_DC_FERROR 0x00008000 /* fatal decomp error detected */ |
84 | #define SC_TBUSY 0x10000000 /* xmitter doesn't need a packet yet */ |
85 | #define SC_PKTLOST 0x20000000 /* have lost or dropped a packet */ |
86 | #define SC_FLUSH 0x40000000 /* flush input until next PPP_FLAG */ |
87 | #define SC_ESCAPED 0x80000000 /* saw a PPP_ESCAPE */ |
88 | |
89 | /* |
90 | * Ioctl definitions. |
91 | */ |
92 | |
93 | struct npioctl { |
94 | int protocol; /* PPP procotol, e.g. PPP_IP */ |
95 | enum NPmode mode; |
96 | }; |
97 | |
98 | /* Structure describing a CCP configuration option, for PPPIOCSCOMPRESS */ |
99 | struct ppp_option_data { |
100 | u_char *ptr; |
101 | u_int length; |
102 | int transmit; |
103 | }; |
104 | |
105 | struct ifpppstatsreq { |
106 | char ifr_name[IFNAMSIZ]; |
107 | struct ppp_stats stats; |
108 | }; |
109 | |
110 | struct ifpppcstatsreq { |
111 | char ifr_name[IFNAMSIZ]; |
112 | struct ppp_comp_stats stats; |
113 | }; |
114 | |
115 | struct ppp_rawin { |
116 | u_char buf[63]; |
117 | u_char count; |
118 | }; |
119 | |
120 | /* |
121 | * Ioctl definitions. |
122 | */ |
123 | |
124 | #define PPPIOCGRAWIN _IOR('t', 91, struct ppp_rawin) /* get raw input */ |
125 | #define PPPIOCGFLAGS _IOR('t', 90, int) /* get configuration flags */ |
126 | #define PPPIOCSFLAGS _IOW('t', 89, int) /* set configuration flags */ |
127 | #define PPPIOCGASYNCMAP _IOR('t', 88, int) /* get async map */ |
128 | #define PPPIOCSASYNCMAP _IOW('t', 87, int) /* set async map */ |
129 | #define PPPIOCGUNIT _IOR('t', 86, int) /* get ppp unit number */ |
130 | #define PPPIOCGRASYNCMAP _IOR('t', 85, int) /* get receive async map */ |
131 | #define PPPIOCSRASYNCMAP _IOW('t', 84, int) /* set receive async map */ |
132 | #define PPPIOCGMRU _IOR('t', 83, int) /* get max receive unit */ |
133 | #define PPPIOCSMRU _IOW('t', 82, int) /* set max receive unit */ |
134 | #define PPPIOCSMAXCID _IOW('t', 81, int) /* set VJ max slot ID */ |
135 | #define PPPIOCGXASYNCMAP _IOR('t', 80, ext_accm) /* get extended ACCM */ |
136 | #define PPPIOCSXASYNCMAP _IOW('t', 79, ext_accm) /* set extended ACCM */ |
137 | #define PPPIOCXFERUNIT _IO('t', 78) /* transfer PPP unit */ |
138 | #define PPPIOCSCOMPRESS _IOW('t', 77, struct ppp_option_data) |
139 | #define PPPIOCGNPMODE _IOWR('t', 76, struct npioctl) /* get NP mode */ |
140 | #define PPPIOCSNPMODE _IOW('t', 75, struct npioctl) /* set NP mode */ |
141 | #define PPPIOCGIDLE _IOR('t', 74, struct ppp_idle) /* get idle time */ |
142 | #ifdef PPP_FILTER |
143 | /* |
144 | * XXX These are deprecated; they can no longer be used, because they |
145 | * XXX don't play well with multiple encaps. The defs are here so that |
146 | * XXX we can return decent errors to old pppds, and so that new pppds |
147 | * XXX will work with old kernels. |
148 | */ |
149 | #define PPPIOCSPASS _IOW('t', 71, struct bpf_program) /* set pass filter */ |
150 | #define PPPIOCSACTIVE _IOW('t', 70, struct bpf_program) /* set active filt */ |
151 | |
152 | /* |
153 | * Use these instead. |
154 | */ |
155 | #define PPPIOCSIPASS _IOW('t', 69, struct bpf_program) /* set in pass flt */ |
156 | #define PPPIOCSOPASS _IOW('t', 68, struct bpf_program) /* set out pass flt */ |
157 | #define PPPIOCSIACTIVE _IOW('t', 67, struct bpf_program) /* set in act flt */ |
158 | #define PPPIOCSOACTIVE _IOW('t', 66, struct bpf_program) /* set out act flt */ |
159 | #endif /* PPP_FILTER */ |
160 | |
161 | /* PPPIOC[GS]MTU are alternatives to SIOC[GS]IFMTU, used under Ultrix */ |
162 | #define PPPIOCGMTU _IOR('t', 73, int) /* get interface MTU */ |
163 | #define PPPIOCSMTU _IOW('t', 72, int) /* set interface MTU */ |
164 | |
165 | /* |
166 | * These two are interface ioctls so that pppstats can do them on |
167 | * a socket without having to open the serial device. |
168 | */ |
169 | #define SIOCGPPPSTATS _IOWR('i', 123, struct ifpppstatsreq) |
170 | #define SIOCGPPPCSTATS _IOWR('i', 122, struct ifpppcstatsreq) |
171 | |
172 | #if !defined(ifr_mtu) |
173 | #define ifr_mtu ifr_ifru.ifru_metric |
174 | #endif |
175 | |
176 | #if defined(_KERNEL) || defined(KERNEL) |
177 | struct compressor; |
178 | int ppp_register_compressor(struct compressor *, size_t); |
179 | int ppp_unregister_compressor(struct compressor *, size_t); |
180 | #endif |
181 | #endif /* !_NET_IF_PPP_H_ */ |
182 | |