1 /* $Id: if_ppp.h,v 1.4 2002/12/06 12:03:44 paulus Exp $ */
4 * if_ppp.h - Point-to-Point Protocol definitions.
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51 #define PPP_MTU 1500 /* Default MTU (size of Info field) */
52 #define PPP_MAXMRU 65000 /* Largest MRU we allow */
55 * Bit definitions for flags.
57 #define SC_COMP_PROT 0x00000001 /* protocol compression (output) */
58 #define SC_COMP_AC 0x00000002 /* header compression (output) */
59 #define SC_COMP_TCP 0x00000004 /* TCP (VJ) compression (output) */
60 #define SC_NO_TCP_CCID 0x00000008 /* disable VJ connection-id comp. */
61 #define SC_REJ_COMP_AC 0x00000010 /* reject adrs/ctrl comp. on input */
62 #define SC_REJ_COMP_TCP 0x00000020 /* reject TCP (VJ) comp. on input */
63 #define SC_CCP_OPEN 0x00000040 /* Look at CCP packets */
64 #define SC_CCP_UP 0x00000080 /* May send/recv compressed packets */
65 #define SC_DEBUG 0x00010000 /* enable debug messages */
66 #define SC_LOG_INPKT 0x00020000 /* log contents of good pkts recvd */
67 #define SC_LOG_OUTPKT 0x00040000 /* log contents of pkts sent */
68 #define SC_LOG_RAWIN 0x00080000 /* log all chars received */
69 #define SC_LOG_FLUSH 0x00100000 /* log all chars flushed */
70 #define SC_RCV_B7_0 0x01000000 /* have rcvd char with bit 7 = 0 */
71 #define SC_RCV_B7_1 0x02000000 /* have rcvd char with bit 7 = 1 */
72 #define SC_RCV_EVNP 0x04000000 /* have rcvd char with even parity */
73 #define SC_RCV_ODDP 0x08000000 /* have rcvd char with odd parity */
74 #define SC_MASK 0x0fff00ff /* bits that user can change */
77 * State bits in sc_flags, not changeable by user.
79 #define SC_TIMEOUT 0x00000400 /* timeout is currently pending */
80 #define SC_VJ_RESET 0x00000800 /* need to reset VJ decomp */
81 #define SC_COMP_RUN 0x00001000 /* compressor has been inited */
82 #define SC_DECOMP_RUN 0x00002000 /* decompressor has been inited */
83 #define SC_DC_ERROR 0x00004000 /* non-fatal decomp error detected */
84 #define SC_DC_FERROR 0x00008000 /* fatal decomp error detected */
85 #define SC_TBUSY 0x10000000 /* xmitter doesn't need a packet yet */
86 #define SC_PKTLOST 0x20000000 /* have lost or dropped a packet */
87 #define SC_FLUSH 0x40000000 /* flush input until next PPP_FLAG */
88 #define SC_ESCAPED 0x80000000 /* saw a PPP_ESCAPE */
95 int protocol; /* PPP procotol, e.g. PPP_IP */
99 /* Structure describing a CCP configuration option, for PPPIOCSCOMPRESS */
100 struct ppp_option_data {
106 struct ifpppstatsreq {
107 char ifr_name[IFNAMSIZ];
108 struct ppp_stats stats;
111 struct ifpppcstatsreq {
112 char ifr_name[IFNAMSIZ];
113 struct ppp_comp_stats stats;
120 #define PPPIOCGFLAGS _IOR('t', 90, int) /* get configuration flags */
121 #define PPPIOCSFLAGS _IOW('t', 89, int) /* set configuration flags */
122 #define PPPIOCGASYNCMAP _IOR('t', 88, int) /* get async map */
123 #define PPPIOCSASYNCMAP _IOW('t', 87, int) /* set async map */
124 #define PPPIOCGUNIT _IOR('t', 86, int) /* get ppp unit number */
125 #define PPPIOCGRASYNCMAP _IOR('t', 85, int) /* get receive async map */
126 #define PPPIOCSRASYNCMAP _IOW('t', 84, int) /* set receive async map */
127 #define PPPIOCGMRU _IOR('t', 83, int) /* get max receive unit */
128 #define PPPIOCSMRU _IOW('t', 82, int) /* set max receive unit */
129 #define PPPIOCSMAXCID _IOW('t', 81, int) /* set VJ max slot ID */
130 #define PPPIOCGXASYNCMAP _IOR('t', 80, ext_accm) /* get extended ACCM */
131 #define PPPIOCSXASYNCMAP _IOW('t', 79, ext_accm) /* set extended ACCM */
132 #define PPPIOCXFERUNIT _IO('t', 78) /* transfer PPP unit */
133 #define PPPIOCSCOMPRESS _IOW('t', 77, struct ppp_option_data)
134 #define PPPIOCGNPMODE _IOWR('t', 76, struct npioctl) /* get NP mode */
135 #define PPPIOCSNPMODE _IOW('t', 75, struct npioctl) /* set NP mode */
136 #define PPPIOCGIDLE _IOR('t', 74, struct ppp_idle) /* get idle time */
138 /* PPPIOC[GS]MTU are alternatives to SIOC[GS]IFMTU, used under Ultrix */
139 #define PPPIOCGMTU _IOR('t', 73, int) /* get interface MTU */
140 #define PPPIOCSMTU _IOW('t', 72, int) /* set interface MTU */
143 * These two are interface ioctls so that pppstats can do them on
144 * a socket without having to open the serial device.
146 #define SIOCGPPPSTATS _IOWR('i', 123, struct ifpppstatsreq)
147 #define SIOCGPPPCSTATS _IOWR('i', 122, struct ifpppcstatsreq)
149 #if !defined(ifr_mtu)
150 #define ifr_mtu ifr_ifru.ifru_metric
153 #if defined(_KERNEL) || defined(KERNEL)
154 void pppattach(void);
157 #endif /* _IF_PPP_H_ */