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 | |
104 | struct 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 */ |
110 | struct ppp_option_data { |
111 | u_char *ptr; |
112 | u_int length; |
113 | int transmit; |
114 | }; |
115 | |
116 | struct ifpppstatsreq { |
117 | char ifr_name[IFNAMSIZ]; |
118 | struct ppp_stats stats; |
119 | }; |
120 | |
121 | struct 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 | |