1 /* $Id: if_ppp.h,v 1.21 2000/03/27 06:03:36 paulus Exp $ */
4 * if_ppp.h - Point-to-Point Protocol definitions.
6 * Copyright (c) 1989 Carnegie Mellon University.
9 * Redistribution and use in source and binary forms are permitted
10 * provided that the above copyright notice and this paragraph are
11 * duplicated in all such forms and that any documentation,
12 * advertising materials, and other materials related to such
13 * distribution and use acknowledge that the software was developed
14 * by Carnegie Mellon University. The name of the
15 * University may not be used to endorse or promote products derived
16 * from this software without specific prior written permission.
17 * THIS SOFTWARE IS PROVIDED ``AS IS'' AND WITHOUT ANY EXPRESS OR
18 * IMPLIED WARRANTIES, INCLUDING, WITHOUT LIMITATION, THE IMPLIED
19 * WARRANTIES OF MERCHANTIBILITY AND FITNESS FOR A PARTICULAR PURPOSE.
24 * ==FILEVERSION 20050812==
26 * NOTE TO MAINTAINERS:
27 * If you modify this file at all, please set the above date.
28 * if_ppp.h is shipped with a PPP distribution as well as with the kernel;
29 * if everyone increases the FILEVERSION number above, then scripts
30 * can do the right thing when deciding whether to install a new if_ppp.h
31 * file. Don't change the format of that line otherwise, so the
32 * installation script can recognize it.
38 #include <linux/compiler.h>
44 #define PPP_MTU 1500 /* Default MTU (size of Info field) */
45 #define PPP_MAXMRU 65000 /* Largest MRU we allow */
46 #define PROTO_IPX 0x002b /* protocol numbers */
47 #define PROTO_DNA_RT 0x0027 /* DNA Routing */
51 * Bit definitions for flags.
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_ENABLE_IP 0x00000100 /* IP packets may be exchanged */
63 #define SC_LOOP_TRAFFIC 0x00000200 /* send traffic to pppd */
64 #define SC_MULTILINK 0x00000400 /* do multilink encapsulation */
65 #define SC_MP_SHORTSEQ 0x00000800 /* use short MP sequence numbers */
66 #define SC_COMP_RUN 0x00001000 /* compressor has been inited */
67 #define SC_DECOMP_RUN 0x00002000 /* decompressor has been inited */
68 #define SC_MP_XSHORTSEQ 0x00004000 /* transmit short MP seq numbers */
69 #define SC_DEBUG 0x00010000 /* enable debug messages */
70 #define SC_LOG_INPKT 0x00020000 /* log contents of good pkts recvd */
71 #define SC_LOG_OUTPKT 0x00040000 /* log contents of pkts sent */
72 #define SC_LOG_RAWIN 0x00080000 /* log all chars received */
73 #define SC_LOG_FLUSH 0x00100000 /* log all chars flushed */
74 #define SC_SYNC 0x00200000 /* synchronous serial mode */
75 #define SC_MUST_COMP 0x00400000 /* no uncompressed packets may be sent or received */
76 #define SC_MASK 0x0f600fff /* bits that user can change */
79 #define SC_XMIT_BUSY 0x10000000 /* (used by isdn_ppp?) */
80 #define SC_RCV_ODDP 0x08000000 /* have rcvd char with odd parity */
81 #define SC_RCV_EVNP 0x04000000 /* have rcvd char with even parity */
82 #define SC_RCV_B7_1 0x02000000 /* have rcvd char with bit 7 = 1 */
83 #define SC_RCV_B7_0 0x01000000 /* have rcvd char with bit 7 = 0 */
84 #define SC_DC_FERROR 0x00800000 /* fatal decomp error detected */
85 #define SC_DC_ERROR 0x00400000 /* non-fatal decomp error detected */
92 int protocol; /* PPP protocol, e.g. PPP_IP */
96 /* Structure describing a CCP configuration option, for PPPIOCSCOMPRESS */
97 struct ppp_option_data {
103 struct ifpppstatsreq {
105 struct ppp_stats stats; /* statistic information */
108 struct ifpppcstatsreq {
110 struct ppp_comp_stats stats;
113 /* For PPPIOCGL2TPSTATS */
114 struct pppol2tp_ioc_stats {
115 __u16 tunnel_id; /* redundant */
116 __u16 session_id; /* if zero, get tunnel stats */
117 __u32 using_ipsec:1; /* valid only for session_id == 0 */
118 aligned_u64 tx_packets;
119 aligned_u64 tx_bytes;
120 aligned_u64 tx_errors;
121 aligned_u64 rx_packets;
122 aligned_u64 rx_bytes;
123 aligned_u64 rx_seq_discards;
124 aligned_u64 rx_oos_packets;
125 aligned_u64 rx_errors;
128 #define ifr__name b.ifr_ifrn.ifrn_name
129 #define stats_ptr b.ifr_ifru.ifru_data
135 #define PPPIOCGFLAGS _IOR('t', 90, int) /* get configuration flags */
136 #define PPPIOCSFLAGS _IOW('t', 89, int) /* set configuration flags */
137 #define PPPIOCGASYNCMAP _IOR('t', 88, int) /* get async map */
138 #define PPPIOCSASYNCMAP _IOW('t', 87, int) /* set async map */
139 #define PPPIOCGUNIT _IOR('t', 86, int) /* get ppp unit number */
140 #define PPPIOCGRASYNCMAP _IOR('t', 85, int) /* get receive async map */
141 #define PPPIOCSRASYNCMAP _IOW('t', 84, int) /* set receive async map */
142 #define PPPIOCGMRU _IOR('t', 83, int) /* get max receive unit */
143 #define PPPIOCSMRU _IOW('t', 82, int) /* set max receive unit */
144 #define PPPIOCSMAXCID _IOW('t', 81, int) /* set VJ max slot ID */
145 #define PPPIOCGXASYNCMAP _IOR('t', 80, ext_accm) /* get extended ACCM */
146 #define PPPIOCSXASYNCMAP _IOW('t', 79, ext_accm) /* set extended ACCM */
147 #define PPPIOCXFERUNIT _IO('t', 78) /* transfer PPP unit */
148 #define PPPIOCSCOMPRESS _IOW('t', 77, struct ppp_option_data)
149 #define PPPIOCGNPMODE _IOWR('t', 76, struct npioctl) /* get NP mode */
150 #define PPPIOCSNPMODE _IOW('t', 75, struct npioctl) /* set NP mode */
151 #define PPPIOCSPASS _IOW('t', 71, struct sock_fprog) /* set pass filter */
152 #define PPPIOCSACTIVE _IOW('t', 70, struct sock_fprog) /* set active filt */
153 #define PPPIOCGDEBUG _IOR('t', 65, int) /* Read debug level */
154 #define PPPIOCSDEBUG _IOW('t', 64, int) /* Set debug level */
155 #define PPPIOCGIDLE _IOR('t', 63, struct ppp_idle) /* get idle time */
156 #define PPPIOCNEWUNIT _IOWR('t', 62, int) /* create new ppp unit */
157 #define PPPIOCATTACH _IOW('t', 61, int) /* attach to ppp unit */
158 #define PPPIOCDETACH _IOW('t', 60, int) /* detach from ppp unit/chan */
159 #define PPPIOCSMRRU _IOW('t', 59, int) /* set multilink MRU */
160 #define PPPIOCCONNECT _IOW('t', 58, int) /* connect channel to unit */
161 #define PPPIOCDISCONN _IO('t', 57) /* disconnect channel */
162 #define PPPIOCATTCHAN _IOW('t', 56, int) /* attach to ppp channel */
163 #define PPPIOCGCHAN _IOR('t', 55, int) /* get ppp channel number */
164 #define PPPIOCGL2TPSTATS _IOR('t', 54, struct pppol2tp_ioc_stats)
166 #define SIOCGPPPSTATS (SIOCDEVPRIVATE + 0)
167 #define SIOCGPPPVER (SIOCDEVPRIVATE + 1) /* NEVER change this!! */
168 #define SIOCGPPPCSTATS (SIOCDEVPRIVATE + 2)
170 #if !defined(ifr_mtu)
171 #define ifr_mtu ifr_ifru.ifru_metric
174 #endif /* _IF_PPP_H_ */