2 * Written by Eivind Eklund <eivind@yes.no>
5 * Copyright (C) 1998, Yes Interactive. All rights reserved.
7 * Redistribution and use in any form is permitted. Redistribution in
8 * source form should include the above copyright and this set of
9 * conditions, because large sections american law seems to have been
10 * created by a bunch of jerks on drugs that are now illegal, forcing
11 * me to include this copyright-stuff instead of placing this in the
12 * public domain. The name of of 'Yes Interactive' or 'Eivind Eklund'
13 * may not be used to endorse or promote products derived from this
14 * software without specific prior written permission.
15 * THIS SOFTWARE IS PROVIDED ``AS IS'' AND WITHOUT ANY EXPRESS OR
16 * IMPLIED WARRANTIES, INCLUDING, WITHOUT LIMITATION, THE IMPLIED
17 * WARRANTIES OF MERCHANTIBILITY AND FITNESS FOR A PARTICULAR PURPOSE.
23 #include <sys/param.h>
24 #include <netinet/in.h>
25 #include <netinet/in_systm.h>
26 #include <netinet/ip.h>
27 #include <sys/socket.h>
46 #if defined(__OpenBSD__) || defined(__NetBSD__)
47 #include <sys/ioctl.h>
70 #include "throughput.h"
74 #include "slcompress.h"
78 #include "descriptor.h"
102 #include "netgraph.h"
109 #define PPPOTCPLINE "ppp"
111 static int physical_DescriptorWrite(struct fdescriptor *, struct bundle *,
115 physical_DeviceSize(void)
117 return sizeof(struct device);
121 struct device *(*create)(struct physical *);
122 struct device *(*iov2device)(int, struct physical *, struct iovec *,
123 int *, int, int *, int *);
124 unsigned (*DeviceSize)(void);
126 { tty_Create, tty_iov2device, tty_DeviceSize },
129 * This must come before ``udp'' so that the probe routine is
130 * able to identify it as a more specific type of SOCK_DGRAM.
132 { ether_Create, ether_iov2device, ether_DeviceSize },
133 #ifdef EXPERIMENTAL_NETGRAPH
134 { ng_Create, ng_iov2device, ng_DeviceSize },
138 /* Ditto for ATM devices */
139 { atm_Create, atm_iov2device, atm_DeviceSize },
141 { tcp_Create, tcp_iov2device, tcp_DeviceSize },
142 { udp_Create, udp_iov2device, udp_DeviceSize },
143 { exec_Create, exec_iov2device, exec_DeviceSize }
146 #define NDEVICES (sizeof devices / sizeof devices[0])
149 physical_UpdateSet(struct fdescriptor *d, fd_set *r, fd_set *w, fd_set *e,
152 return physical_doUpdateSet(d, r, w, e, n, 0);
156 physical_SetDescriptor(struct physical *p)
158 p->desc.type = PHYSICAL_DESCRIPTOR;
159 p->desc.UpdateSet = physical_UpdateSet;
160 p->desc.IsSet = physical_IsSet;
161 p->desc.Read = physical_DescriptorRead;
162 p->desc.Write = physical_DescriptorWrite;
166 physical_Create(struct datalink *dl, int type)
170 p = (struct physical *)malloc(sizeof(struct physical));
174 p->link.type = PHYSICAL_LINK;
175 p->link.name = dl->name;
176 p->link.len = sizeof *p;
178 /* The sample period is fixed - see physical2iov() & iov2physical() */
179 throughput_init(&p->link.stats.total, SAMPLE_PERIOD);
180 p->link.stats.parent = dl->bundle->ncp.mp.active ?
181 &dl->bundle->ncp.mp.link.stats.total : NULL;
182 p->link.stats.gather = 1;
184 memset(p->link.Queue, '\0', sizeof p->link.Queue);
185 memset(p->link.proto_in, '\0', sizeof p->link.proto_in);
186 memset(p->link.proto_out, '\0', sizeof p->link.proto_out);
187 link_EmptyStack(&p->link);
190 physical_SetDescriptor(p);
193 hdlc_Init(&p->hdlc, &p->link.lcp);
194 async_Init(&p->async);
198 p->connect_count = 0;
201 *p->name.full = '\0';
202 p->name.base = p->name.full;
205 p->session_owner = (pid_t)-1;
207 p->cfg.rts_cts = MODEM_CTSRTS;
208 p->cfg.speed = MODEM_SPEED;
210 memcpy(p->cfg.devlist, MODEM_LIST, sizeof MODEM_LIST);
211 p->cfg.ndev = NMODEMS;
212 p->cfg.cd.necessity = CD_DEFAULT;
213 p->cfg.cd.delay = 0; /* reconfigured or device specific default */
215 lcp_Init(&p->link.lcp, dl->bundle, &p->link, &dl->fsmp);
216 ccp_Init(&p->link.ccp, dl->bundle, &p->link, &dl->fsmp);
221 static const struct parity {
226 { "even", "P_EVEN", CS7 | PARENB },
227 { "odd", "P_ODD", CS7 | PARENB | PARODD },
228 { "none", "P_ZERO", CS8 },
233 GetParityValue(const char *str)
235 const struct parity *pp;
237 for (pp = validparity; pp->name; pp++) {
238 if (strcasecmp(pp->name, str) == 0 ||
239 strcasecmp(pp->name1, str) == 0) {
247 physical_SetParity(struct physical *p, const char *str)
249 struct termios rstio;
252 val = GetParityValue(str);
256 tcgetattr(p->fd, &rstio);
257 rstio.c_cflag &= ~(CSIZE | PARODD | PARENB);
258 rstio.c_cflag |= val;
259 tcsetattr(p->fd, TCSADRAIN, &rstio);
263 log_Printf(LogWARN, "%s: %s: Invalid parity\n", p->link.name, str);
268 physical_GetSpeed(struct physical *p)
270 if (p->handler && p->handler->speed)
271 return (*p->handler->speed)(p);
277 physical_SetSpeed(struct physical *p, unsigned speed)
279 if (UnsignedToSpeed(speed) != B0) {
280 p->cfg.speed = speed;
288 physical_Raw(struct physical *p)
290 if (p->handler && p->handler->raw)
291 return (*p->handler->raw)(p);
297 physical_Offline(struct physical *p)
299 if (p->handler && p->handler->offline)
300 (*p->handler->offline)(p);
301 log_Printf(LogPHASE, "%s: Disconnected!\n", p->link.name);
305 physical_Lock(struct physical *p)
309 if (*p->name.full == '/' && p->type != PHYS_DIRECT &&
310 (res = ID0uu_lock(p->name.base)) != UU_LOCK_OK) {
311 if (res == UU_LOCK_INUSE)
312 log_Printf(LogPHASE, "%s: %s is in use\n", p->link.name, p->name.full);
314 log_Printf(LogPHASE, "%s: %s is in use: uu_lock: %s\n",
315 p->link.name, p->name.full, uu_lockerr(res));
323 physical_Unlock(struct physical *p)
325 if (*p->name.full == '/' && p->type != PHYS_DIRECT &&
326 ID0uu_unlock(p->name.base) == -1)
327 log_Printf(LogALERT, "%s: Can't uu_unlock %s\n", p->link.name,
332 physical_Close(struct physical *p)
340 log_Printf(LogDEBUG, "%s: Close\n", p->link.name);
342 if (p->handler && p->handler->cooked)
343 (*p->handler->cooked)(p);
345 physical_StopDeviceTimer(p);
347 if (p->handler && (p->handler->type == TCP_DEVICE ||
348 p->handler->type == UDP_DEVICE))
349 /* Careful - we logged in on line ``ppp'' with IP as our host */
350 ID0logout(PPPOTCPLINE, 1);
352 ID0logout(p->name.base, 0);
355 newsid = tcgetpgrp(p->fd) == getpgrp();
358 log_SetTtyCommandMode(p->dl);
360 throughput_stop(&p->link.stats.total);
361 throughput_log(&p->link.stats.total, LogPHASE, p->link.name);
363 if (p->session_owner != (pid_t)-1) {
364 log_Printf(LogPHASE, "%s: HUPing %ld\n", p->link.name,
365 (long)p->session_owner);
366 ID0kill(p->session_owner, SIGHUP);
367 p->session_owner = (pid_t)-1;
371 bundle_setsid(p->dl->bundle, 0);
373 if (*p->name.full == '/') {
374 snprintf(fn, sizeof fn, "%s%s.if", _PATH_VARRUN, p->name.base);
375 #ifndef RELEASE_CRUNCH
376 if (ID0unlink(fn) == -1)
377 log_Printf(LogALERT, "%s: Can't remove %s: %s\n",
378 p->link.name, fn, strerror(errno));
384 if (p->handler && p->handler->destroy)
385 (*p->handler->destroy)(p);
387 p->name.base = p->name.full;
388 *p->name.full = '\0';
392 physical_Destroy(struct physical *p)
395 throughput_destroy(&p->link.stats.total);
400 physical_DescriptorWrite(struct fdescriptor *d, struct bundle *bundle __unused,
401 const fd_set *fdset __unused)
403 struct physical *p = descriptor2physical(d);
407 p->out = link_Dequeue(&p->link);
410 nw = physical_Write(p, MBUF_CTOP(p->out), p->out->m_len);
411 log_Printf(LogDEBUG, "%s: DescriptorWrite: wrote %d(%lu) to %d\n",
412 p->link.name, nw, (unsigned long)p->out->m_len, p->fd);
415 p->out->m_offset += nw;
416 if (p->out->m_len == 0)
417 p->out = m_free(p->out);
422 else if (errno != ENOBUFS) {
423 log_Printf(LogPHASE, "%s: write (fd %d, len %zd): %s\n", p->link.name,
424 p->fd, p->out->m_len, strerror(errno));
425 datalink_Down(p->dl, CLOSE_NORMAL);
428 /* else we shouldn't really have been called ! select() is broken ! */
435 physical_ShowStatus(struct cmdargs const *arg)
437 struct physical *p = arg->cx->physical;
442 prompt_Printf(arg->prompt, "Name: %s\n", p->link.name);
443 prompt_Printf(arg->prompt, " State: ");
445 prompt_Printf(arg->prompt, "closed\n");
447 slot = physical_Slot(p);
448 if (p->handler && p->handler->openinfo) {
450 prompt_Printf(arg->prompt, "open (%s)\n", (*p->handler->openinfo)(p));
452 prompt_Printf(arg->prompt, "open (%s, port %d)\n",
453 (*p->handler->openinfo)(p), slot);
454 } else if (slot == -1)
455 prompt_Printf(arg->prompt, "open\n");
457 prompt_Printf(arg->prompt, "open (port %d)\n", slot);
460 prompt_Printf(arg->prompt, " Device: %s",
461 *p->name.full ? p->name.full :
462 p->type == PHYS_DIRECT ? "unknown" : "N/A");
463 if (p->session_owner != (pid_t)-1)
464 prompt_Printf(arg->prompt, " (session owner: %ld)", (long)p->session_owner);
466 prompt_Printf(arg->prompt, "\n Link Type: %s\n", mode2Nam(p->type));
467 prompt_Printf(arg->prompt, " Connect Count: %d\n", p->connect_count);
469 if (p->fd >= 0 && ioctl(p->fd, TIOCOUTQ, &n) >= 0)
470 prompt_Printf(arg->prompt, " Physical outq: %d\n", n);
473 prompt_Printf(arg->prompt, " Queued Packets: %lu\n",
474 (u_long)link_QueueLen(&p->link));
475 prompt_Printf(arg->prompt, " Phone Number: %s\n", arg->cx->phone.chosen);
477 prompt_Printf(arg->prompt, "\nDefaults:\n");
479 prompt_Printf(arg->prompt, " Device List: ");
480 dev = p->cfg.devlist;
481 for (n = 0; n < p->cfg.ndev; n++) {
483 prompt_Printf(arg->prompt, ", ");
484 prompt_Printf(arg->prompt, "\"%s\"", dev);
485 dev += strlen(dev) + 1;
488 prompt_Printf(arg->prompt, "\n Characteristics: ");
489 if (physical_IsSync(arg->cx->physical))
490 prompt_Printf(arg->prompt, "sync");
492 prompt_Printf(arg->prompt, "%dbps", p->cfg.speed);
494 switch (p->cfg.parity & CSIZE) {
496 prompt_Printf(arg->prompt, ", cs7");
499 prompt_Printf(arg->prompt, ", cs8");
502 if (p->cfg.parity & PARENB) {
503 if (p->cfg.parity & PARODD)
504 prompt_Printf(arg->prompt, ", odd parity");
506 prompt_Printf(arg->prompt, ", even parity");
508 prompt_Printf(arg->prompt, ", no parity");
510 prompt_Printf(arg->prompt, ", CTS/RTS %s\n", (p->cfg.rts_cts ? "on" : "off"));
512 prompt_Printf(arg->prompt, " CD check delay: ");
513 cd = p->handler ? &p->handler->cd : &p->cfg.cd;
514 if (cd->necessity == CD_NOTREQUIRED)
515 prompt_Printf(arg->prompt, "no cd");
516 else if (p->cfg.cd.necessity == CD_DEFAULT) {
517 prompt_Printf(arg->prompt, "device specific");
519 prompt_Printf(arg->prompt, "%d second%s", p->cfg.cd.delay,
520 p->cfg.cd.delay == 1 ? "" : "s");
521 if (p->cfg.cd.necessity == CD_REQUIRED)
522 prompt_Printf(arg->prompt, " (required!)");
524 prompt_Printf(arg->prompt, "\n\n");
526 throughput_disp(&p->link.stats.total, arg->prompt);
532 physical_DescriptorRead(struct fdescriptor *d, struct bundle *bundle,
533 const fd_set *fdset __unused)
535 struct physical *p = descriptor2physical(d);
539 rbuff = p->input.buf + p->input.sz;
541 /* something to read */
542 n = physical_Read(p, rbuff, sizeof p->input.buf - p->input.sz);
543 log_Printf(LogDEBUG, "%s: DescriptorRead: read %d/%d from %d\n",
544 p->link.name, n, (int)(sizeof p->input.buf - p->input.sz), p->fd);
547 log_Printf(LogPHASE, "%s: read (%d): %s\n", p->link.name, p->fd,
550 log_Printf(LogPHASE, "%s: read (%d): Got zero bytes\n",
551 p->link.name, p->fd);
552 datalink_Down(p->dl, CLOSE_NORMAL);
556 rbuff -= p->input.sz;
559 if (p->link.lcp.fsm.state <= ST_CLOSED) {
560 if (p->type != PHYS_DEDICATED) {
561 found = hdlc_Detect((u_char const **)&rbuff, n, physical_IsSync(p));
562 if (rbuff != p->input.buf)
563 log_WritePrompts(p->dl, "%.*s", (int)(rbuff - p->input.buf),
565 p->input.sz = n - (rbuff - p->input.buf);
568 /* LCP packet is detected. Turn ourselves into packet mode */
569 log_Printf(LogPHASE, "%s: PPP packet detected, coming up\n",
571 log_SetTtyCommandMode(p->dl);
572 datalink_Up(p->dl, 0, 1);
573 link_PullPacket(&p->link, rbuff, p->input.sz, bundle);
576 bcopy(rbuff, p->input.buf, p->input.sz);
578 /* In -dedicated mode, we just discard input until LCP is started */
581 link_PullPacket(&p->link, rbuff, n, bundle);
585 iov2physical(struct datalink *dl, struct iovec *iov, int *niov, int maxiov,
586 int fd, int *auxfd, int *nauxfd)
592 p = (struct physical *)iov[(*niov)++].iov_base;
593 p->link.name = dl->name;
594 memset(p->link.Queue, '\0', sizeof p->link.Queue);
596 p->desc.UpdateSet = physical_UpdateSet;
597 p->desc.IsSet = physical_IsSet;
598 p->desc.Read = physical_DescriptorRead;
599 p->desc.Write = physical_DescriptorWrite;
600 p->type = PHYS_DIRECT;
602 len = strlen(_PATH_DEV);
604 p->connect_count = 1;
606 physical_SetDevice(p, p->name.full);
608 p->link.lcp.fsm.bundle = dl->bundle;
609 p->link.lcp.fsm.link = &p->link;
610 memset(&p->link.lcp.fsm.FsmTimer, '\0', sizeof p->link.lcp.fsm.FsmTimer);
611 memset(&p->link.lcp.fsm.OpenTimer, '\0', sizeof p->link.lcp.fsm.OpenTimer);
612 memset(&p->link.lcp.fsm.StoppedTimer, '\0',
613 sizeof p->link.lcp.fsm.StoppedTimer);
614 p->link.lcp.fsm.parent = &dl->fsmp;
615 lcp_SetupCallbacks(&p->link.lcp);
617 p->link.ccp.fsm.bundle = dl->bundle;
618 p->link.ccp.fsm.link = &p->link;
619 /* Our in.state & out.state are NULL (no link-level ccp yet) */
620 memset(&p->link.ccp.fsm.FsmTimer, '\0', sizeof p->link.ccp.fsm.FsmTimer);
621 memset(&p->link.ccp.fsm.OpenTimer, '\0', sizeof p->link.ccp.fsm.OpenTimer);
622 memset(&p->link.ccp.fsm.StoppedTimer, '\0',
623 sizeof p->link.ccp.fsm.StoppedTimer);
624 p->link.ccp.fsm.parent = &dl->fsmp;
625 ccp_SetupCallbacks(&p->link.ccp);
627 p->hdlc.lqm.owner = &p->link.lcp;
628 p->hdlc.ReportTimer.state = TIMER_STOPPED;
629 p->hdlc.lqm.timer.state = TIMER_STOPPED;
632 p->link.stats.total.in.SampleOctets = (long long *)iov[(*niov)++].iov_base;
633 p->link.stats.total.out.SampleOctets = (long long *)iov[(*niov)++].iov_base;
634 p->link.stats.parent = dl->bundle->ncp.mp.active ?
635 &dl->bundle->ncp.mp.link.stats.total : NULL;
636 p->link.stats.gather = 1;
638 type = (long)p->handler;
640 for (h = 0; h < NDEVICES && p->handler == NULL; h++)
641 p->handler = (*devices[h].iov2device)(type, p, iov, niov, maxiov,
643 if (p->handler == NULL) {
644 log_Printf(LogPHASE, "%s: Unknown link type\n", p->link.name);
645 free(iov[(*niov)++].iov_base);
646 physical_SetupStack(p, "unknown", PHYSICAL_NOFORCE);
648 log_Printf(LogPHASE, "%s: Device %s, link type is %s\n",
649 p->link.name, p->name.full, p->handler->name);
651 if (p->hdlc.lqm.method && p->hdlc.lqm.timer.load)
652 lqr_reStart(&p->link.lcp);
653 hdlc_StartTimer(&p->hdlc);
655 throughput_restart(&p->link.stats.total, "physical throughput",
656 Enabled(dl->bundle, OPT_THROUGHPUT));
662 physical_MaxDeviceSize()
664 unsigned biggest, sz, n;
666 biggest = sizeof(struct device);
667 for (n = 0; n < NDEVICES; n++)
668 if (devices[n].DeviceSize) {
669 sz = (*devices[n].DeviceSize)();
678 physical2iov(struct physical *p, struct iovec *iov, int *niov, int maxiov,
679 int *auxfd, int *nauxfd)
686 hdlc_StopTimer(&p->hdlc);
688 timer_Stop(&p->link.lcp.fsm.FsmTimer);
689 timer_Stop(&p->link.ccp.fsm.FsmTimer);
690 timer_Stop(&p->link.lcp.fsm.OpenTimer);
691 timer_Stop(&p->link.ccp.fsm.OpenTimer);
692 timer_Stop(&p->link.lcp.fsm.StoppedTimer);
693 timer_Stop(&p->link.ccp.fsm.StoppedTimer);
696 p->handler = (struct device *)(long)p->handler->type;
699 if (Enabled(p->dl->bundle, OPT_KEEPSESSION) ||
700 tcgetpgrp(p->fd) == getpgrp())
701 p->session_owner = getpid(); /* So I'll eventually get HUP'd */
703 p->session_owner = (pid_t)-1;
704 timer_Stop(&p->link.stats.total.Timer);
707 if (*niov + 2 >= maxiov) {
708 log_Printf(LogERROR, "physical2iov: No room for physical + throughput"
715 iov[*niov].iov_base = (void *)p;
716 iov[*niov].iov_len = sizeof *p;
719 iov[*niov].iov_base = p ? (void *)p->link.stats.total.in.SampleOctets : NULL;
720 iov[*niov].iov_len = SAMPLE_PERIOD * sizeof(long long);
722 iov[*niov].iov_base = p ? (void *)p->link.stats.total.out.SampleOctets : NULL;
723 iov[*niov].iov_len = SAMPLE_PERIOD * sizeof(long long);
726 sz = physical_MaxDeviceSize();
728 if (h && h->device2iov)
729 (*h->device2iov)(h, iov, niov, maxiov, auxfd, nauxfd);
731 if ((iov[*niov].iov_base = malloc(sz)) == NULL) {
732 log_Printf(LogALERT, "physical2iov: Out of memory (%d bytes)\n", sz);
733 AbortProgram(EX_OSERR);
736 memcpy(iov[*niov].iov_base, h, sizeof *h);
737 iov[*niov].iov_len = sz;
741 iov[*niov].iov_base = NULL;
742 iov[*niov].iov_len = sz;
746 return p ? p->fd : 0;
750 physical_LockedDevice(struct physical *p)
752 if (p->fd >= 0 && *p->name.full == '/' && p->type != PHYS_DIRECT)
759 physical_ChangedPid(struct physical *p, pid_t newpid)
761 if (physical_LockedDevice(p)) {
764 if ((res = ID0uu_lock_txfr(p->name.base, newpid)) != UU_LOCK_OK)
765 log_Printf(LogPHASE, "uu_lock_txfr: %s\n", uu_lockerr(res));
770 physical_IsSync(struct physical *p)
772 return p->cfg.speed == 0;
776 physical_DeviceMTU(struct physical *p)
778 return p->handler ? p->handler->mtu : 0;
781 const char *physical_GetDevice(struct physical *p)
787 physical_SetDeviceList(struct physical *p, int argc, const char *const *argv)
792 p->cfg.devlist[sizeof p->cfg.devlist - 1] = '\0';
793 for (f = 0, pos = 0; f < argc && pos < sizeof p->cfg.devlist - 1; f++) {
795 p->cfg.devlist[pos++] = '\0';
796 strncpy(p->cfg.devlist + pos, argv[f], sizeof p->cfg.devlist - pos - 1);
797 pos += strlen(p->cfg.devlist + pos);
803 physical_SetSync(struct physical *p)
809 physical_SetRtsCts(struct physical *p, int enable)
811 p->cfg.rts_cts = enable ? 1 : 0;
816 physical_Read(struct physical *p, void *buf, size_t nbytes)
820 if (p->handler && p->handler->read)
821 ret = (*p->handler->read)(p, buf, nbytes);
823 ret = read(p->fd, buf, nbytes);
825 log_DumpBuff(LogPHYSICAL, "read", buf, ret);
831 physical_Write(struct physical *p, const void *buf, size_t nbytes)
833 log_DumpBuff(LogPHYSICAL, "write", buf, nbytes);
835 if (p->handler && p->handler->write)
836 return (*p->handler->write)(p, buf, nbytes);
838 return write(p->fd, buf, nbytes);
842 physical_doUpdateSet(struct fdescriptor *d, fd_set *r, fd_set *w, fd_set *e,
845 struct physical *p = descriptor2physical(d);
852 log_Printf(LogTIMER, "%s: fdset(r) %d\n", p->link.name, p->fd);
857 log_Printf(LogTIMER, "%s: fdset(e) %d\n", p->link.name, p->fd);
860 if (w && (force || link_QueueLen(&p->link) || p->out)) {
862 log_Printf(LogTIMER, "%s: fdset(w) %d\n", p->link.name, p->fd);
865 if (sets && *n < p->fd + 1)
873 physical_RemoveFromSet(struct physical *p, fd_set *r, fd_set *w, fd_set *e)
875 if (p->handler && p->handler->removefromset)
876 return (*p->handler->removefromset)(p, r, w, e);
882 if (r && FD_ISSET(p->fd, r)) {
884 log_Printf(LogTIMER, "%s: fdunset(r) %d\n", p->link.name, p->fd);
887 if (e && FD_ISSET(p->fd, e)) {
889 log_Printf(LogTIMER, "%s: fdunset(e) %d\n", p->link.name, p->fd);
892 if (w && FD_ISSET(p->fd, w)) {
894 log_Printf(LogTIMER, "%s: fdunset(w) %d\n", p->link.name, p->fd);
904 physical_IsSet(struct fdescriptor *d, const fd_set *fdset)
906 struct physical *p = descriptor2physical(d);
907 return p->fd >= 0 && FD_ISSET(p->fd, fdset);
911 physical_Login(struct physical *p, const char *name)
913 if (p->type == PHYS_DIRECT && *p->name.base && !p->Utmp) {
918 memset(&ut, 0, sizeof ut);
919 ut.ut_time = time(NULL);
920 strncpy(ut.ut_name, name, sizeof ut.ut_name);
921 if (p->handler && (p->handler->type == TCP_DEVICE ||
922 p->handler->type == UDP_DEVICE)) {
923 strncpy(ut.ut_line, PPPOTCPLINE, sizeof ut.ut_line);
924 strncpy(ut.ut_host, p->name.base, sizeof ut.ut_host);
925 colon = memchr(ut.ut_host, ':', sizeof ut.ut_host);
929 strncpy(ut.ut_line, p->name.base, sizeof ut.ut_line);
930 if ((connstr = getenv("CONNECT")))
931 /* mgetty sets this to the connection speed */
932 strncpy(ut.ut_host, connstr, sizeof ut.ut_host);
934 p->Utmp = ut.ut_time;
939 physical_SetMode(struct physical *p, int mode)
941 if ((p->type & (PHYS_DIRECT|PHYS_DEDICATED) ||
942 mode & (PHYS_DIRECT|PHYS_DEDICATED)) &&
943 (!(p->type & PHYS_DIRECT) || !(mode & PHYS_BACKGROUND))) {
944 /* Note: The -direct -> -background is for callback ! */
945 log_Printf(LogWARN, "%s: Cannot change mode %s to %s\n", p->link.name,
946 mode2Nam(p->type), mode2Nam(mode));
954 physical_DeleteQueue(struct physical *p)
960 link_DeleteQueue(&p->link);
964 physical_SetDevice(struct physical *p, const char *name)
966 int len = strlen(_PATH_DEV);
968 if (name != p->name.full) {
969 strncpy(p->name.full, name, sizeof p->name.full - 1);
970 p->name.full[sizeof p->name.full - 1] = '\0';
972 p->name.base = *p->name.full == '!' ? p->name.full + 1 :
973 strncmp(p->name.full, _PATH_DEV, len) ?
974 p->name.full : p->name.full + len;
978 physical_Found(struct physical *p)
983 if (*p->name.full == '/') {
984 snprintf(fn, sizeof fn, "%s%s.if", _PATH_VARRUN, p->name.base);
985 lockfile = ID0fopen(fn, "w");
986 if (lockfile != NULL) {
987 fprintf(lockfile, "%s%d\n", TUN_NAME, p->dl->bundle->unit);
990 #ifndef RELEASE_CRUNCH
992 log_Printf(LogALERT, "%s: Can't create %s: %s\n",
993 p->link.name, fn, strerror(errno));
997 throughput_start(&p->link.stats.total, "physical throughput",
998 Enabled(p->dl->bundle, OPT_THROUGHPUT));
1002 log_Printf(LogPHASE, "%s: Connected!\n", p->link.name);
1006 physical_Open(struct physical *p)
1009 int devno, wasfd, err;
1013 log_Printf(LogDEBUG, "%s: Open: Modem is already open!\n", p->link.name);
1014 /* We're going back into "term" mode */
1015 else if (p->type == PHYS_DIRECT) {
1016 physical_SetDevice(p, "");
1017 p->fd = STDIN_FILENO;
1018 for (h = 0; h < NDEVICES && p->handler == NULL && p->fd >= 0; h++)
1019 p->handler = (*devices[h].create)(p);
1021 if (p->handler == NULL) {
1022 physical_SetupStack(p, "unknown", PHYSICAL_NOFORCE);
1023 log_Printf(LogDEBUG, "%s: stdin is unidentified\n", p->link.name);
1028 dev = p->cfg.devlist;
1030 while (devno < p->cfg.ndev && p->fd < 0) {
1031 physical_SetDevice(p, dev);
1032 if (physical_Lock(p)) {
1035 if (*p->name.full == '/') {
1036 p->fd = ID0open(p->name.full, O_RDWR | O_NONBLOCK);
1042 for (h = 0; h < NDEVICES && p->handler == NULL; h++)
1043 if ((p->handler = (*devices[h].create)(p)) == NULL && wasfd != p->fd)
1047 if (h == NDEVICES) {
1049 log_Printf(LogWARN, "%s: %s: %s\n", p->link.name, p->name.full,
1052 log_Printf(LogWARN, "%s: Device (%s) must begin with a '/',"
1053 " a '!' or contain at least one ':'\n", p->link.name,
1060 dev += strlen(dev) + 1;
1069 physical_SetupStack(struct physical *p, const char *who, int how)
1071 link_EmptyStack(&p->link);
1072 if (how == PHYSICAL_FORCE_SYNC || how == PHYSICAL_FORCE_SYNCNOACF ||
1073 (how == PHYSICAL_NOFORCE && physical_IsSync(p)))
1074 link_Stack(&p->link, &synclayer);
1076 link_Stack(&p->link, &asynclayer);
1077 link_Stack(&p->link, &hdlclayer);
1079 if (how != PHYSICAL_FORCE_SYNCNOACF)
1080 link_Stack(&p->link, &acflayer);
1081 link_Stack(&p->link, &protolayer);
1082 link_Stack(&p->link, &lqrlayer);
1083 link_Stack(&p->link, &ccplayer);
1084 link_Stack(&p->link, &vjlayer);
1085 link_Stack(&p->link, &tcpmsslayer);
1087 link_Stack(&p->link, &natlayer);
1089 if (how == PHYSICAL_FORCE_ASYNC && physical_IsSync(p)) {
1090 log_Printf(LogWARN, "Sync device setting ignored for ``%s'' device\n", who);
1091 p->cfg.speed = MODEM_SPEED;
1092 } else if (how == PHYSICAL_FORCE_SYNC && !physical_IsSync(p)) {
1093 log_Printf(LogWARN, "Async device setting ignored for ``%s'' device\n",
1095 physical_SetSync(p);
1100 physical_StopDeviceTimer(struct physical *p)
1102 if (p->handler && p->handler->stoptimer)
1103 (*p->handler->stoptimer)(p);
1107 physical_AwaitCarrier(struct physical *p)
1109 if (p->handler && p->handler->awaitcarrier)
1110 return (*p->handler->awaitcarrier)(p);
1117 physical_SetAsyncParams(struct physical *p, u_int32_t mymap, u_int32_t hismap)
1119 if (p->handler && p->handler->setasyncparams)
1120 return (*p->handler->setasyncparams)(p, mymap, hismap);
1122 async_SetLinkParams(&p->async, mymap, hismap);
1126 physical_Slot(struct physical *p)
1128 if (p->handler && p->handler->slot)
1129 return (*p->handler->slot)(p);
1135 physical_SetPPPoEnonstandard(struct physical *p, int enable)
1137 p->cfg.nonstandard_pppoe = enable ? 1 : 0;
1138 p->cfg.pppoe_configured = 1;