Annotation of sys/net/if_ppp.h, Revision 1.1.1.1
1.1 nbrk 1: /* $OpenBSD: if_ppp.h,v 1.8 2002/07/01 19:31:34 deraadt Exp $ */
2: /* $NetBSD: if_ppp.h,v 1.11 1996/03/15 02:28:05 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: /*
50: * Packet sizes
51: */
52: #define PPP_MTU 1500 /* Default MTU (size of Info field) */
53: #define PPP_MAXMRU 65000 /* Largest MRU we allow */
54:
55: /*
56: * Bit definitions for flags.
57: */
58: #define SC_COMP_PROT 0x00000001 /* protocol compression (output) */
59: #define SC_COMP_AC 0x00000002 /* header compression (output) */
60: #define SC_COMP_TCP 0x00000004 /* TCP (VJ) compression (output) */
61: #define SC_NO_TCP_CCID 0x00000008 /* disable VJ connection-id comp. */
62: #define SC_REJ_COMP_AC 0x00000010 /* reject adrs/ctrl comp. on input */
63: #define SC_REJ_COMP_TCP 0x00000020 /* reject TCP (VJ) comp. on input */
64: #define SC_CCP_OPEN 0x00000040 /* Look at CCP packets */
65: #define SC_CCP_UP 0x00000080 /* May send/recv compressed packets */
66: #define SC_DEBUG 0x00010000 /* enable debug messages */
67: #define SC_LOG_INPKT 0x00020000 /* log contents of good pkts recvd */
68: #define SC_LOG_OUTPKT 0x00040000 /* log contents of pkts sent */
69: #define SC_LOG_RAWIN 0x00080000 /* log all chars received */
70: #define SC_LOG_FLUSH 0x00100000 /* log all chars flushed */
71: #define SC_RCV_B7_0 0x01000000 /* have rcvd char with bit 7 = 0 */
72: #define SC_RCV_B7_1 0x02000000 /* have rcvd char with bit 7 = 1 */
73: #define SC_RCV_EVNP 0x04000000 /* have rcvd char with even parity */
74: #define SC_RCV_ODDP 0x08000000 /* have rcvd char with odd parity */
75: #define SC_MASK 0x0fff00ff /* bits that user can change */
76:
77: /*
78: * State bits in sc_flags, not changeable by user.
79: */
80: #define SC_TIMEOUT 0x00000400 /* timeout is currently pending */
81: #define SC_VJ_RESET 0x00000800 /* need to reset VJ decomp */
82: #define SC_COMP_RUN 0x00001000 /* compressor has been inited */
83: #define SC_DECOMP_RUN 0x00002000 /* decompressor has been inited */
84: #define SC_DC_ERROR 0x00004000 /* non-fatal decomp error detected */
85: #define SC_DC_FERROR 0x00008000 /* fatal decomp error detected */
86: #define SC_TBUSY 0x10000000 /* xmitter doesn't need a packet yet */
87: #define SC_PKTLOST 0x20000000 /* have lost or dropped a packet */
88: #define SC_FLUSH 0x40000000 /* flush input until next PPP_FLAG */
89: #define SC_ESCAPED 0x80000000 /* saw a PPP_ESCAPE */
90:
91: /*
92: * Ioctl definitions.
93: */
94:
95: struct npioctl {
96: int protocol; /* PPP procotol, e.g. PPP_IP */
97: enum NPmode mode;
98: };
99:
100: /* Structure describing a CCP configuration option, for PPPIOCSCOMPRESS */
101: struct ppp_option_data {
102: u_char *ptr;
103: u_int length;
104: int transmit;
105: };
106:
107: struct ifpppstatsreq {
108: char ifr_name[IFNAMSIZ];
109: struct ppp_stats stats;
110: };
111:
112: struct ifpppcstatsreq {
113: char ifr_name[IFNAMSIZ];
114: struct ppp_comp_stats stats;
115: };
116:
117: /*
118: * Ioctl definitions.
119: */
120:
121: #define PPPIOCGFLAGS _IOR('t', 90, int) /* get configuration flags */
122: #define PPPIOCSFLAGS _IOW('t', 89, int) /* set configuration flags */
123: #define PPPIOCGASYNCMAP _IOR('t', 88, int) /* get async map */
124: #define PPPIOCSASYNCMAP _IOW('t', 87, int) /* set async map */
125: #define PPPIOCGUNIT _IOR('t', 86, int) /* get ppp unit number */
126: #define PPPIOCGRASYNCMAP _IOR('t', 85, int) /* get receive async map */
127: #define PPPIOCSRASYNCMAP _IOW('t', 84, int) /* set receive async map */
128: #define PPPIOCGMRU _IOR('t', 83, int) /* get max receive unit */
129: #define PPPIOCSMRU _IOW('t', 82, int) /* set max receive unit */
130: #define PPPIOCSMAXCID _IOW('t', 81, int) /* set VJ max slot ID */
131: #define PPPIOCGXASYNCMAP _IOR('t', 80, ext_accm) /* get extended ACCM */
132: #define PPPIOCSXASYNCMAP _IOW('t', 79, ext_accm) /* set extended ACCM */
133: #define PPPIOCXFERUNIT _IO('t', 78) /* transfer PPP unit */
134: #define PPPIOCSCOMPRESS _IOW('t', 77, struct ppp_option_data)
135: #define PPPIOCGNPMODE _IOWR('t', 76, struct npioctl) /* get NP mode */
136: #define PPPIOCSNPMODE _IOW('t', 75, struct npioctl) /* set NP mode */
137: #define PPPIOCGIDLE _IOR('t', 74, struct ppp_idle) /* get idle time */
138: #define PPPIOCSPASS _IOW('t', 71, struct bpf_program) /* set pass filter */
139: #define PPPIOCSACTIVE _IOW('t', 70, struct bpf_program) /* set active filt */
140:
141: /* PPPIOC[GS]MTU are alternatives to SIOC[GS]IFMTU, used under Ultrix */
142: #define PPPIOCGMTU _IOR('t', 73, int) /* get interface MTU */
143: #define PPPIOCSMTU _IOW('t', 72, int) /* set interface MTU */
144:
145: /*
146: * These two are interface ioctls so that pppstats can do them on
147: * a socket without having to open the serial device.
148: */
149: #define SIOCGPPPSTATS _IOWR('i', 123, struct ifpppstatsreq)
150: #define SIOCGPPPCSTATS _IOWR('i', 122, struct ifpppcstatsreq)
151:
152: #ifdef _KERNEL
153: void pppattach(void);
154: int pppoutput(struct ifnet *, struct mbuf *, struct sockaddr *,
155: struct rtentry *);
156: void pppintr(void);
157: #endif
158: #endif /* _NET_IF_PPP_H_ */
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