192 lines
7.0 KiB
C
192 lines
7.0 KiB
C
/*-
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* Copyright (c) 1998 Brian Somers <brian@Awfulhak.org>
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* All rights reserved.
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions
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* are met:
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* 1. Redistributions of source code must retain the above copyright
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* notice, this list of conditions and the following disclaimer.
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* 2. Redistributions in binary form must reproduce the above copyright
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* notice, this list of conditions and the following disclaimer in the
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* documentation and/or other materials provided with the distribution.
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*
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* THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
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* ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
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* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
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* ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
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* FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
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* DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
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* OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
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* HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
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* LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
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* OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
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* SUCH DAMAGE.
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*
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* $Id: bundle.h,v 1.16 1998/10/26 19:07:38 brian Exp $
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*/
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#define PHASE_DEAD 0 /* Link is dead */
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#define PHASE_ESTABLISH 1 /* Establishing link */
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#define PHASE_AUTHENTICATE 2 /* Being authenticated */
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#define PHASE_NETWORK 3 /* We're alive ! */
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#define PHASE_TERMINATE 4 /* Terminating link */
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/* cfg.opt bit settings */
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#define OPT_IDCHECK 0x0001
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#define OPT_IFACEALIAS 0x0002
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#define OPT_LOOPBACK 0x0004
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#define OPT_PASSWDAUTH 0x0008
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#define OPT_PROXY 0x0010
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#define OPT_PROXYALL 0x0020
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#define OPT_SROUTES 0x0040
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#define OPT_THROUGHPUT 0x0080
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#define OPT_UTMP 0x0100
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#define MAX_ENDDISC_CLASS 5
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#define Enabled(b, o) ((b)->cfg.opt & (o))
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struct sockaddr_un;
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struct datalink;
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struct physical;
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struct link;
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struct server;
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struct prompt;
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struct iface;
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struct bundle {
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struct descriptor desc; /* really all our datalinks */
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int unit; /* The device/interface unit number */
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const char **argv; /* From main() */
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struct {
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char Name[20]; /* The /dev/XXXX name */
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int fd; /* The /dev/XXXX descriptor */
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} dev;
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#if 0
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struct {
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int Index; /* The interface index */
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char *Name; /* The interface name */
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} ifp;
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#endif
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u_long ifSpeed; /* struct tuninfo speed */
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struct iface *iface; /* Interface information */
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int routing_seq; /* The current routing sequence number */
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u_int phase; /* Curent phase */
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struct {
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int all; /* Union of all physical::type's */
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int open; /* Union of all open physical::type's */
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} phys_type;
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unsigned CleaningUp : 1; /* Going to exit.... */
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unsigned AliasEnabled : 1; /* Are we using libalias ? */
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struct fsm_parent fsm; /* Our callback functions */
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struct datalink *links; /* Our data links */
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struct {
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int idle_timeout; /* NCP Idle timeout value */
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struct {
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char name[50]; /* PAP/CHAP system name */
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char key[50]; /* PAP/CHAP key */
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} auth;
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unsigned opt; /* Uses OPT_ bits from above */
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char label[50]; /* last thing `load'ed */
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u_short mtu; /* Interface mtu */
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struct { /* We need/don't need another link when */
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struct { /* more/less than */
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int packets; /* this number of packets are queued for */
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int timeout; /* this number of seconds */
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} max, min;
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} autoload;
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struct {
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int timeout; /* How long to leave the output queue choked */
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} choked;
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} cfg;
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struct {
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struct ipcp ipcp; /* Our IPCP FSM */
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struct mp mp; /* Our MP */
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} ncp;
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struct {
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struct filter in; /* incoming packet filter */
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struct filter out; /* outgoing packet filter */
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struct filter dial; /* dial-out packet filter */
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struct filter alive; /* keep-alive packet filter */
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} filter;
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struct {
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struct pppTimer timer; /* timeout after cfg.idle_timeout */
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time_t done;
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} idle;
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struct {
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int fd; /* write status here */
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} notify;
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struct {
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struct pppTimer timer;
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time_t done;
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unsigned running : 1;
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unsigned comingup : 1;
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} autoload;
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struct {
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struct pppTimer timer; /* choked output queue timer */
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} choked;
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};
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#define descriptor2bundle(d) \
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((d)->type == BUNDLE_DESCRIPTOR ? (struct bundle *)(d) : NULL)
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extern struct bundle *bundle_Create(const char *, int, const char **);
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extern void bundle_Destroy(struct bundle *);
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extern const char *bundle_PhaseName(struct bundle *);
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#define bundle_Phase(b) ((b)->phase)
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extern void bundle_NewPhase(struct bundle *, u_int);
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extern void bundle_LinksRemoved(struct bundle *);
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extern int bundle_LinkIsUp(const struct bundle *);
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extern int bundle_SetRoute(struct bundle *, int, struct in_addr,
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struct in_addr, struct in_addr, int, int);
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extern void bundle_Close(struct bundle *, const char *, int);
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extern void bundle_Down(struct bundle *, int);
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extern void bundle_Open(struct bundle *, const char *, int, int);
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extern void bundle_LinkClosed(struct bundle *, struct datalink *);
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extern int bundle_FillQueues(struct bundle *);
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extern int bundle_ShowLinks(struct cmdargs const *);
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extern int bundle_ShowStatus(struct cmdargs const *);
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extern void bundle_StartIdleTimer(struct bundle *);
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extern void bundle_SetIdleTimer(struct bundle *, int);
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extern void bundle_StopIdleTimer(struct bundle *);
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extern int bundle_IsDead(struct bundle *);
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extern struct datalink *bundle2datalink(struct bundle *, const char *);
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extern void bundle_RegisterDescriptor(struct bundle *, struct descriptor *);
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extern void bundle_UnRegisterDescriptor(struct bundle *, struct descriptor *);
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extern void bundle_SetTtyCommandMode(struct bundle *, struct datalink *);
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extern int bundle_DatalinkClone(struct bundle *, struct datalink *,
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const char *);
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extern void bundle_DatalinkRemove(struct bundle *, struct datalink *);
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extern void bundle_CleanDatalinks(struct bundle *);
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extern void bundle_SetLabel(struct bundle *, const char *);
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extern const char *bundle_GetLabel(struct bundle *);
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extern void bundle_SendDatalink(struct datalink *, int, struct sockaddr_un *);
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extern void bundle_ReceiveDatalink(struct bundle *, int, struct sockaddr_un *);
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extern int bundle_SetMode(struct bundle *, struct datalink *, int);
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extern int bundle_RenameDatalink(struct bundle *, struct datalink *,
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const char *);
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extern void bundle_setsid(struct bundle *, int);
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extern void bundle_LockTun(struct bundle *);
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extern int bundle_HighestState(struct bundle *);
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