2 * Copyright (c) 1998 Brian Somers <brian@Awfulhak.org>
5 * Redistribution and use in source and binary forms, with or without
6 * modification, are permitted provided that the following conditions
8 * 1. Redistributions of source code must retain the above copyright
9 * notice, this list of conditions and the following disclaimer.
10 * 2. Redistributions in binary form must reproduce the above copyright
11 * notice, this list of conditions and the following disclaimer in the
12 * documentation and/or other materials provided with the distribution.
14 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
15 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
16 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
17 * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
18 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
19 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
20 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
21 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
22 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
23 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
29 #define PHASE_DEAD 0 /* Link is dead */
30 #define PHASE_ESTABLISH 1 /* Establishing link */
31 #define PHASE_AUTHENTICATE 2 /* Being authenticated */
32 #define PHASE_NETWORK 3 /* We're alive ! */
33 #define PHASE_TERMINATE 4 /* Terminating link */
35 /* cfg.opt bit settings */
36 #define OPT_FILTERDECAP 0x0001
37 #define OPT_IDCHECK 0x0002
38 #define OPT_IFACEALIAS 0x0004
40 #define OPT_IPCP 0x0008
41 #define OPT_IPV6CP 0x0010
43 #define OPT_KEEPSESSION 0x0020
44 #define OPT_LOOPBACK 0x0040
45 #define OPT_PASSWDAUTH 0x0080
46 #define OPT_PROXY 0x0100
47 #define OPT_PROXYALL 0x0200
48 #define OPT_SROUTES 0x0400
49 #define OPT_TCPMSSFIXUP 0x0800
50 #define OPT_THROUGHPUT 0x1000
51 #define OPT_UTMP 0x2000
53 #define MAX_ENDDISC_CLASS 5
55 #define Enabled(b, o) ((b)->cfg.opt & (o))
57 /* AutoAdjust() values */
70 struct fdescriptor desc; /* really all our datalinks */
71 int unit; /* The device/interface unit number */
74 char Name[20]; /* The /dev/XXXX name */
75 int fd; /* The /dev/XXXX descriptor */
76 unsigned header : 1; /* Family header sent & received ? */
79 u_long bandwidth; /* struct tuninfo speed */
80 struct iface *iface; /* Interface information */
82 int routing_seq; /* The current routing sequence number */
83 u_int phase; /* Curent phase */
86 int all; /* Union of all physical::type's */
87 int open; /* Union of all open physical::type's */
90 unsigned CleaningUp : 1; /* Going to exit.... */
91 unsigned NatEnabled : 1; /* Are we using libalias ? */
93 struct fsm_parent fsm; /* Our callback functions */
94 struct datalink *links; /* Our data links */
96 time_t upat; /* When the link came up */
100 int timeout; /* NCP Idle timeout value */
101 int min_timeout; /* Don't idle out before this */
104 char name[AUTHLEN]; /* PAP/CHAP system name */
105 char key[AUTHLEN]; /* PAP/CHAP key */
107 unsigned opt; /* Uses OPT_ bits from above */
108 char label[50]; /* last thing `load'ed */
109 u_short ifqueue; /* Interface queue size */
112 int timeout; /* How long to leave the output queue choked */
119 struct filter in; /* incoming packet filter */
120 struct filter out; /* outgoing packet filter */
121 struct filter dial; /* dial-out packet filter */
122 struct filter alive; /* keep-alive packet filter */
126 struct pppTimer timer; /* timeout after cfg.idle_timeout */
131 int fd; /* write status here */
135 struct pppTimer timer; /* choked output queue timer */
139 struct radius radius; /* Info retrieved from radius server */
140 struct radacct radacct;
144 #define descriptor2bundle(d) \
145 ((d)->type == BUNDLE_DESCRIPTOR ? (struct bundle *)(d) : NULL)
147 extern struct bundle *bundle_Create(const char *, int, int);
148 extern void bundle_Destroy(struct bundle *);
149 extern const char *bundle_PhaseName(struct bundle *);
150 #define bundle_Phase(b) ((b)->phase)
151 extern void bundle_NewPhase(struct bundle *, u_int);
152 extern void bundle_LinksRemoved(struct bundle *);
153 extern void bundle_Close(struct bundle *, const char *, int);
154 extern void bundle_Down(struct bundle *, int);
155 extern void bundle_Open(struct bundle *, const char *, int, int);
156 extern void bundle_LinkClosed(struct bundle *, struct datalink *);
158 extern int bundle_ShowLinks(struct cmdargs const *);
159 extern int bundle_ShowStatus(struct cmdargs const *);
160 extern void bundle_StartIdleTimer(struct bundle *, unsigned secs);
161 extern void bundle_SetIdleTimer(struct bundle *, int, int);
162 extern void bundle_StopIdleTimer(struct bundle *);
163 extern int bundle_IsDead(struct bundle *);
164 extern struct datalink *bundle2datalink(struct bundle *, const char *);
166 extern void bundle_RegisterDescriptor(struct bundle *, struct fdescriptor *);
167 extern void bundle_UnRegisterDescriptor(struct bundle *, struct fdescriptor *);
169 extern void bundle_SetTtyCommandMode(struct bundle *, struct datalink *);
171 extern int bundle_DatalinkClone(struct bundle *, struct datalink *,
173 extern void bundle_DatalinkRemove(struct bundle *, struct datalink *);
174 extern void bundle_CleanDatalinks(struct bundle *);
175 extern void bundle_SetLabel(struct bundle *, const char *);
176 extern const char *bundle_GetLabel(struct bundle *);
177 extern void bundle_SendDatalink(struct datalink *, int, struct sockaddr_un *);
178 extern int bundle_LinkSize(void);
179 extern void bundle_ReceiveDatalink(struct bundle *, int);
180 extern int bundle_SetMode(struct bundle *, struct datalink *, int);
181 extern int bundle_RenameDatalink(struct bundle *, struct datalink *,
183 extern void bundle_setsid(struct bundle *, int);
184 extern void bundle_LockTun(struct bundle *);
185 extern int bundle_HighestState(struct bundle *);
186 extern int bundle_Exception(struct bundle *, int);
187 extern void bundle_AdjustFilters(struct bundle *, struct ncpaddr *,
189 extern void bundle_AdjustDNS(struct bundle *);
190 extern void bundle_CalculateBandwidth(struct bundle *);
191 extern void bundle_AutoAdjust(struct bundle *, int, int);
192 extern int bundle_WantAutoloadTimer(struct bundle *);
193 extern void bundle_ChangedPID(struct bundle *);
194 extern void bundle_Notify(struct bundle *, char);
195 extern int bundle_Uptime(struct bundle *);