1 /* $Id: if_ppp.h,v 1.19 2002/12/06 09:49:15 paulus Exp $ */
4 * if_ppp.h - Point-to-Point Protocol definitions.
6 * Copyright (c) 1984-2000 Carnegie Mellon University. All rights reserved.
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49 * Bit definitions for flags.
51 #define SC_COMP_PROT 0x00000001 /* protocol compression (output) */
52 #define SC_COMP_AC 0x00000002 /* header compression (output) */
53 #define SC_COMP_TCP 0x00000004 /* TCP (VJ) compression (output) */
54 #define SC_NO_TCP_CCID 0x00000008 /* disable VJ connection-id comp. */
55 #define SC_REJ_COMP_AC 0x00000010 /* reject adrs/ctrl comp. on input */
56 #define SC_REJ_COMP_TCP 0x00000020 /* reject TCP (VJ) comp. on input */
57 #define SC_CCP_OPEN 0x00000040 /* Look at CCP packets */
58 #define SC_CCP_UP 0x00000080 /* May send/recv compressed packets */
59 #define SC_DEBUG 0x00010000 /* enable debug messages */
60 #define SC_LOG_INPKT 0x00020000 /* log contents of good pkts recvd */
61 #define SC_LOG_OUTPKT 0x00040000 /* log contents of pkts sent */
62 #define SC_LOG_RAWIN 0x00080000 /* log all chars received */
63 #define SC_LOG_FLUSH 0x00100000 /* log all chars flushed */
64 #define SC_RCV_B7_0 0x01000000 /* have rcvd char with bit 7 = 0 */
65 #define SC_RCV_B7_1 0x02000000 /* have rcvd char with bit 7 = 1 */
66 #define SC_RCV_EVNP 0x04000000 /* have rcvd char with even parity */
67 #define SC_RCV_ODDP 0x08000000 /* have rcvd char with odd parity */
68 #define SC_SYNC 0x00200000 /* use synchronous HDLC framing */
69 #define SC_MASK 0x0fff00ff /* bits that user can change */
72 * State bits in sc_flags, not changeable by user.
74 #define SC_TIMEOUT 0x00000400 /* timeout is currently pending */
75 #define SC_VJ_RESET 0x00000800 /* need to reset VJ decomp */
76 #define SC_COMP_RUN 0x00001000 /* compressor has been inited */
77 #define SC_DECOMP_RUN 0x00002000 /* decompressor has been inited */
78 #define SC_DC_ERROR 0x00004000 /* non-fatal decomp error detected */
79 #define SC_DC_FERROR 0x00008000 /* fatal decomp error detected */
80 #define SC_TBUSY 0x10000000 /* xmitter doesn't need a packet yet */
81 #define SC_PKTLOST 0x20000000 /* have lost or dropped a packet */
82 #define SC_FLUSH 0x40000000 /* flush input until next PPP_FLAG */
83 #define SC_ESCAPED 0x80000000 /* saw a PPP_ESCAPE */
90 int protocol; /* PPP procotol, e.g. PPP_IP */
94 /* Structure describing a CCP configuration option, for PPPIOCSCOMPRESS */
95 struct ppp_option_data {
101 struct ifpppstatsreq {
102 char ifr_name[IFNAMSIZ];
103 struct ppp_stats stats;
106 struct ifpppcstatsreq {
107 char ifr_name[IFNAMSIZ];
108 struct ppp_comp_stats stats;
115 #define PPPIOCGFLAGS _IOR('t', 90, int) /* get configuration flags */
116 #define PPPIOCSFLAGS _IOW('t', 89, int) /* set configuration flags */
117 #define PPPIOCGASYNCMAP _IOR('t', 88, int) /* get async map */
118 #define PPPIOCSASYNCMAP _IOW('t', 87, int) /* set async map */
119 #define PPPIOCGUNIT _IOR('t', 86, int) /* get ppp unit number */
120 #define PPPIOCGRASYNCMAP _IOR('t', 85, int) /* get receive async map */
121 #define PPPIOCSRASYNCMAP _IOW('t', 84, int) /* set receive async map */
122 #define PPPIOCGMRU _IOR('t', 83, int) /* get max receive unit */
123 #define PPPIOCSMRU _IOW('t', 82, int) /* set max receive unit */
124 #define PPPIOCSMAXCID _IOW('t', 81, int) /* set VJ max slot ID */
125 #define PPPIOCGXASYNCMAP _IOR('t', 80, ext_accm) /* get extended ACCM */
126 #define PPPIOCSXASYNCMAP _IOW('t', 79, ext_accm) /* set extended ACCM */
127 #define PPPIOCXFERUNIT _IO('t', 78) /* transfer PPP unit */
128 #define PPPIOCSCOMPRESS _IOW('t', 77, struct ppp_option_data)
129 #define PPPIOCGNPMODE _IOWR('t', 76, struct npioctl) /* get NP mode */
130 #define PPPIOCSNPMODE _IOW('t', 75, struct npioctl) /* set NP mode */
131 #define PPPIOCGIDLE _IOR('t', 74, struct ppp_idle) /* get idle time */
133 #define PPPIOCSPASS _IOW('t', 71, struct bpf_program) /* set pass filter */
134 #define PPPIOCSACTIVE _IOW('t', 70, struct bpf_program) /* set active filt */
135 #endif /* PPP_FILTER */
137 /* PPPIOC[GS]MTU are alternatives to SIOC[GS]IFMTU, used under Ultrix */
138 #define PPPIOCGMTU _IOR('t', 73, int) /* get interface MTU */
139 #define PPPIOCSMTU _IOW('t', 72, int) /* set interface MTU */
142 * These two are interface ioctls so that pppstats can do them on
143 * a socket without having to open the serial device.
145 #define SIOCGPPPSTATS _IOWR('i', 123, struct ifpppstatsreq)
146 #define SIOCGPPPCSTATS _IOWR('i', 122, struct ifpppcstatsreq)
148 #if !defined(ifr_mtu)
149 #define ifr_mtu ifr_ifru.ifru_metric
152 #if (defined(_KERNEL) || defined(KERNEL)) && !defined(NeXT)
153 void pppattach(void);
156 #endif /* _IF_PPP_H_ */