bundle.h revision 40561
136285Sbrian/*- 236285Sbrian * Copyright (c) 1998 Brian Somers <brian@Awfulhak.org> 336285Sbrian * All rights reserved. 436285Sbrian * 536285Sbrian * Redistribution and use in source and binary forms, with or without 636285Sbrian * modification, are permitted provided that the following conditions 736285Sbrian * are met: 836285Sbrian * 1. Redistributions of source code must retain the above copyright 936285Sbrian * notice, this list of conditions and the following disclaimer. 1036285Sbrian * 2. Redistributions in binary form must reproduce the above copyright 1136285Sbrian * notice, this list of conditions and the following disclaimer in the 1236285Sbrian * documentation and/or other materials provided with the distribution. 1336285Sbrian * 1436285Sbrian * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND 1536285Sbrian * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE 1636285Sbrian * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE 1736285Sbrian * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE 1836285Sbrian * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL 1936285Sbrian * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS 2036285Sbrian * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) 2136285Sbrian * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT 2236285Sbrian * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY 2336285Sbrian * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF 2436285Sbrian * SUCH DAMAGE. 2536285Sbrian * 2640561Sbrian * $Id: bundle.h,v 1.13 1998/08/25 17:48:42 brian Exp $ 2736285Sbrian */ 2836285Sbrian 2936285Sbrian#define PHASE_DEAD 0 /* Link is dead */ 3036285Sbrian#define PHASE_ESTABLISH 1 /* Establishing link */ 3136285Sbrian#define PHASE_AUTHENTICATE 2 /* Being authenticated */ 3236285Sbrian#define PHASE_NETWORK 3 /* We're alive ! */ 3336285Sbrian#define PHASE_TERMINATE 4 /* Terminating link */ 3436285Sbrian 3536285Sbrian/* cfg.opt bit settings */ 3636285Sbrian#define OPT_IDCHECK 0x01 3736285Sbrian#define OPT_LOOPBACK 0x02 3836285Sbrian#define OPT_PASSWDAUTH 0x04 3936285Sbrian#define OPT_PROXY 0x08 4036285Sbrian#define OPT_SROUTES 0x10 4136285Sbrian#define OPT_THROUGHPUT 0x20 4236285Sbrian#define OPT_UTMP 0x40 4340561Sbrian#define OPT_IFACEALIAS 0x80 4436285Sbrian 4536285Sbrian#define MAX_ENDDISC_CLASS 5 4636285Sbrian 4736285Sbrian#define Enabled(b, o) ((b)->cfg.opt & (o)) 4836285Sbrian 4936285Sbrianstruct sockaddr_un; 5036285Sbrianstruct datalink; 5136285Sbrianstruct physical; 5236285Sbrianstruct link; 5336285Sbrianstruct server; 5436285Sbrianstruct prompt; 5540561Sbrianstruct iface; 5636285Sbrian 5736285Sbrianstruct bundle { 5836285Sbrian struct descriptor desc; /* really all our datalinks */ 5936285Sbrian int unit; /* The device/interface unit number */ 6036467Sbrian const char **argv; /* From main() */ 6136285Sbrian 6236285Sbrian struct { 6336285Sbrian char Name[20]; /* The /dev/XXXX name */ 6436285Sbrian int fd; /* The /dev/XXXX descriptor */ 6536285Sbrian } dev; 6636285Sbrian 6740561Sbrian#if 0 6836285Sbrian struct { 6936285Sbrian int Index; /* The interface index */ 7036285Sbrian char *Name; /* The interface name */ 7136285Sbrian } ifp; 7240561Sbrian#endif 7336285Sbrian 7440561Sbrian u_long ifSpeed; /* struct tuninfo speed */ 7540561Sbrian struct iface *iface; /* Interface information */ 7640561Sbrian 7736285Sbrian int routing_seq; /* The current routing sequence number */ 7836285Sbrian u_int phase; /* Curent phase */ 7936285Sbrian 8036928Sbrian struct { 8136928Sbrian int all; /* Union of all physical::type's */ 8236928Sbrian int open; /* Union of all open physical::type's */ 8336928Sbrian } phys_type; 8436928Sbrian 8536285Sbrian unsigned CleaningUp : 1; /* Going to exit.... */ 8637191Sbrian unsigned AliasEnabled : 1; /* Are we using libalias ? */ 8736285Sbrian 8836285Sbrian struct fsm_parent fsm; /* Our callback functions */ 8936285Sbrian struct datalink *links; /* Our data links */ 9036285Sbrian 9136285Sbrian struct { 9236285Sbrian int idle_timeout; /* NCP Idle timeout value */ 9336285Sbrian struct { 9436285Sbrian char name[50]; /* PAP/CHAP system name */ 9536285Sbrian char key[50]; /* PAP/CHAP key */ 9636285Sbrian } auth; 9736285Sbrian unsigned opt; /* Uses OPT_ bits from above */ 9836285Sbrian char label[50]; /* last thing `load'ed */ 9936285Sbrian u_short mtu; /* Interface mtu */ 10036285Sbrian 10136285Sbrian struct { /* We need/don't need another link when */ 10236285Sbrian struct { /* more/less than */ 10336285Sbrian int packets; /* this number of packets are queued for */ 10436285Sbrian int timeout; /* this number of seconds */ 10536285Sbrian } max, min; 10636285Sbrian } autoload; 10738544Sbrian 10838544Sbrian struct { 10938544Sbrian int timeout; /* How long to leave the output queue choked */ 11038544Sbrian } choked; 11136285Sbrian } cfg; 11236285Sbrian 11336285Sbrian struct { 11436285Sbrian struct ipcp ipcp; /* Our IPCP FSM */ 11536285Sbrian struct mp mp; /* Our MP */ 11636285Sbrian } ncp; 11736285Sbrian 11836285Sbrian struct { 11936285Sbrian struct filter in; /* incoming packet filter */ 12036285Sbrian struct filter out; /* outgoing packet filter */ 12136285Sbrian struct filter dial; /* dial-out packet filter */ 12236285Sbrian struct filter alive; /* keep-alive packet filter */ 12336285Sbrian } filter; 12436285Sbrian 12536285Sbrian struct { 12636285Sbrian struct pppTimer timer; /* timeout after cfg.idle_timeout */ 12736285Sbrian time_t done; 12836285Sbrian } idle; 12936285Sbrian 13036285Sbrian struct { 13136285Sbrian int fd; /* write status here */ 13236285Sbrian } notify; 13336285Sbrian 13436285Sbrian struct { 13536285Sbrian struct pppTimer timer; 13636285Sbrian time_t done; 13736285Sbrian unsigned running : 1; 13836285Sbrian unsigned comingup : 1; 13936285Sbrian } autoload; 14038544Sbrian 14138544Sbrian struct { 14238544Sbrian struct pppTimer timer; /* choked output queue timer */ 14338544Sbrian } choked; 14436285Sbrian}; 14536285Sbrian 14636285Sbrian#define descriptor2bundle(d) \ 14736285Sbrian ((d)->type == BUNDLE_DESCRIPTOR ? (struct bundle *)(d) : NULL) 14836285Sbrian 14936467Sbrianextern struct bundle *bundle_Create(const char *, int, const char **); 15036285Sbrianextern void bundle_Destroy(struct bundle *); 15136285Sbrianextern const char *bundle_PhaseName(struct bundle *); 15236285Sbrian#define bundle_Phase(b) ((b)->phase) 15336285Sbrianextern void bundle_NewPhase(struct bundle *, u_int); 15438174Sbrianextern void bundle_LinksRemoved(struct bundle *); 15536285Sbrianextern int bundle_LinkIsUp(const struct bundle *); 15636285Sbrianextern int bundle_SetRoute(struct bundle *, int, struct in_addr, 15737927Sbrian struct in_addr, struct in_addr, int, int); 15836285Sbrianextern void bundle_Close(struct bundle *, const char *, int); 15937018Sbrianextern void bundle_Down(struct bundle *, int); 16037955Sbrianextern void bundle_Open(struct bundle *, const char *, int, int); 16136285Sbrianextern void bundle_LinkClosed(struct bundle *, struct datalink *); 16236285Sbrian 16336285Sbrianextern int bundle_FillQueues(struct bundle *); 16436285Sbrianextern int bundle_ShowLinks(struct cmdargs const *); 16536285Sbrianextern int bundle_ShowStatus(struct cmdargs const *); 16636285Sbrianextern void bundle_StartIdleTimer(struct bundle *); 16736285Sbrianextern void bundle_SetIdleTimer(struct bundle *, int); 16836285Sbrianextern void bundle_StopIdleTimer(struct bundle *); 16936285Sbrianextern int bundle_IsDead(struct bundle *); 17036285Sbrianextern struct datalink *bundle2datalink(struct bundle *, const char *); 17136285Sbrian 17236285Sbrianextern void bundle_RegisterDescriptor(struct bundle *, struct descriptor *); 17336285Sbrianextern void bundle_UnRegisterDescriptor(struct bundle *, struct descriptor *); 17436285Sbrian 17536285Sbrianextern void bundle_SetTtyCommandMode(struct bundle *, struct datalink *); 17636285Sbrian 17736285Sbrianextern int bundle_DatalinkClone(struct bundle *, struct datalink *, 17836285Sbrian const char *); 17936285Sbrianextern void bundle_DatalinkRemove(struct bundle *, struct datalink *); 18036285Sbrianextern void bundle_CleanDatalinks(struct bundle *); 18136285Sbrianextern void bundle_SetLabel(struct bundle *, const char *); 18236285Sbrianextern const char *bundle_GetLabel(struct bundle *); 18336285Sbrianextern void bundle_SendDatalink(struct datalink *, int, struct sockaddr_un *); 18436285Sbrianextern void bundle_ReceiveDatalink(struct bundle *, int, struct sockaddr_un *); 18536285Sbrianextern int bundle_SetMode(struct bundle *, struct datalink *, int); 18636285Sbrianextern int bundle_RenameDatalink(struct bundle *, struct datalink *, 18736285Sbrian const char *); 18836452Sbrianextern void bundle_setsid(struct bundle *, int); 18936709Sbrianextern void bundle_LockTun(struct bundle *); 190