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