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>
39 #include <sys/tty.h> /* TIOCOUTQ */
44 #if defined(__OpenBSD__) || defined(__NetBSD__)
45 #include <sys/ioctl.h>
68 #include "throughput.h"
72 #include "slcompress.h"
77 #include "descriptor.h"
103 #include "netgraph.h"
110 #define PPPOTCPLINE "ppp"
112 static int physical_DescriptorWrite(struct fdescriptor *, struct bundle *,
116 physical_DeviceSize(void)
118 return sizeof(struct device);
122 struct device *(*create)(struct physical *);
123 struct device *(*iov2device)(int, struct physical *, struct iovec *,
124 int *, int, int *, int *);
125 int (*DeviceSize)(void);
129 * This must come before ``tty'' so that the probe routine is
130 * able to identify it as a more specific type of terminal device.
132 { i4b_Create, i4b_iov2device, i4b_DeviceSize },
134 { tty_Create, tty_iov2device, tty_DeviceSize },
137 * This must come before ``udp'' so that the probe routine is
138 * able to identify it as a more specific type of SOCK_DGRAM.
140 { ether_Create, ether_iov2device, ether_DeviceSize },
141 #ifdef EXPERIMENTAL_NETGRAPH
142 { ng_Create, ng_iov2device, ng_DeviceSize },
146 /* Ditto for ATM devices */
147 { atm_Create, atm_iov2device, atm_DeviceSize },
149 { tcp_Create, tcp_iov2device, tcp_DeviceSize },
150 { udp_Create, udp_iov2device, udp_DeviceSize },
151 { exec_Create, exec_iov2device, exec_DeviceSize }
154 #define NDEVICES (sizeof devices / sizeof devices[0])
157 physical_UpdateSet(struct fdescriptor *d, fd_set *r, fd_set *w, fd_set *e,
160 return physical_doUpdateSet(d, r, w, e, n, 0);
164 physical_SetDescriptor(struct physical *p)
166 p->desc.type = PHYSICAL_DESCRIPTOR;
167 p->desc.UpdateSet = physical_UpdateSet;
168 p->desc.IsSet = physical_IsSet;
169 p->desc.Read = physical_DescriptorRead;
170 p->desc.Write = physical_DescriptorWrite;
174 physical_Create(struct datalink *dl, int type)
178 p = (struct physical *)malloc(sizeof(struct physical));
182 p->link.type = PHYSICAL_LINK;
183 p->link.name = dl->name;
184 p->link.len = sizeof *p;
186 /* The sample period is fixed - see physical2iov() & iov2physical() */
187 throughput_init(&p->link.stats.total, SAMPLE_PERIOD);
188 p->link.stats.parent = dl->bundle->ncp.mp.active ?
189 &dl->bundle->ncp.mp.link.stats.total : NULL;
190 p->link.stats.gather = 1;
192 memset(p->link.Queue, '\0', sizeof p->link.Queue);
193 memset(p->link.proto_in, '\0', sizeof p->link.proto_in);
194 memset(p->link.proto_out, '\0', sizeof p->link.proto_out);
195 link_EmptyStack(&p->link);
198 physical_SetDescriptor(p);
201 hdlc_Init(&p->hdlc, &p->link.lcp);
202 async_Init(&p->async);
206 p->connect_count = 0;
209 *p->name.full = '\0';
210 p->name.base = p->name.full;
213 p->session_owner = (pid_t)-1;
215 p->cfg.rts_cts = MODEM_CTSRTS;
216 p->cfg.speed = MODEM_SPEED;
218 memcpy(p->cfg.devlist, MODEM_LIST, sizeof MODEM_LIST);
219 p->cfg.ndev = NMODEMS;
220 p->cfg.cd.necessity = CD_DEFAULT;
221 p->cfg.cd.delay = 0; /* reconfigured or device specific default */
223 lcp_Init(&p->link.lcp, dl->bundle, &p->link, &dl->fsmp);
224 ccp_Init(&p->link.ccp, dl->bundle, &p->link, &dl->fsmp);
229 static const struct parity {
234 { "even", "P_EVEN", CS7 | PARENB },
235 { "odd", "P_ODD", CS7 | PARENB | PARODD },
236 { "none", "P_ZERO", CS8 },
241 GetParityValue(const char *str)
243 const struct parity *pp;
245 for (pp = validparity; pp->name; pp++) {
246 if (strcasecmp(pp->name, str) == 0 ||
247 strcasecmp(pp->name1, str) == 0) {
255 physical_SetParity(struct physical *p, const char *str)
257 struct termios rstio;
260 val = GetParityValue(str);
264 tcgetattr(p->fd, &rstio);
265 rstio.c_cflag &= ~(CSIZE | PARODD | PARENB);
266 rstio.c_cflag |= val;
267 tcsetattr(p->fd, TCSADRAIN, &rstio);
271 log_Printf(LogWARN, "%s: %s: Invalid parity\n", p->link.name, str);
276 physical_GetSpeed(struct physical *p)
278 if (p->handler && p->handler->speed)
279 return (*p->handler->speed)(p);
285 physical_SetSpeed(struct physical *p, int speed)
287 if (IntToSpeed(speed) != B0) {
288 p->cfg.speed = speed;
296 physical_Raw(struct physical *p)
298 if (p->handler && p->handler->raw)
299 return (*p->handler->raw)(p);
305 physical_Offline(struct physical *p)
307 if (p->handler && p->handler->offline)
308 (*p->handler->offline)(p);
309 log_Printf(LogPHASE, "%s: Disconnected!\n", p->link.name);
313 physical_Lock(struct physical *p)
317 if (*p->name.full == '/' && p->type != PHYS_DIRECT &&
318 (res = ID0uu_lock(p->name.base)) != UU_LOCK_OK) {
319 if (res == UU_LOCK_INUSE)
320 log_Printf(LogPHASE, "%s: %s is in use\n", p->link.name, p->name.full);
322 log_Printf(LogPHASE, "%s: %s is in use: uu_lock: %s\n",
323 p->link.name, p->name.full, uu_lockerr(res));
331 physical_Unlock(struct physical *p)
333 if (*p->name.full == '/' && p->type != PHYS_DIRECT &&
334 ID0uu_unlock(p->name.base) == -1)
335 log_Printf(LogALERT, "%s: Can't uu_unlock %s\n", p->link.name,
340 physical_Close(struct physical *p)
348 log_Printf(LogDEBUG, "%s: Close\n", p->link.name);
350 if (p->handler && p->handler->cooked)
351 (*p->handler->cooked)(p);
353 physical_StopDeviceTimer(p);
355 if (p->handler && (p->handler->type == TCP_DEVICE ||
356 p->handler->type == UDP_DEVICE))
357 /* Careful - we logged in on line ``ppp'' with IP as our host */
358 ID0logout(PPPOTCPLINE, 1);
360 ID0logout(p->name.base, 0);
363 newsid = tcgetpgrp(p->fd) == getpgrp();
366 log_SetTtyCommandMode(p->dl);
368 throughput_stop(&p->link.stats.total);
369 throughput_log(&p->link.stats.total, LogPHASE, p->link.name);
371 if (p->session_owner != (pid_t)-1) {
372 log_Printf(LogPHASE, "%s: HUPing %d\n", p->link.name,
373 (int)p->session_owner);
374 ID0kill(p->session_owner, SIGHUP);
375 p->session_owner = (pid_t)-1;
379 bundle_setsid(p->dl->bundle, 0);
381 if (*p->name.full == '/') {
382 snprintf(fn, sizeof fn, "%s%s.if", _PATH_VARRUN, p->name.base);
383 #ifndef RELEASE_CRUNCH
384 if (ID0unlink(fn) == -1)
385 log_Printf(LogALERT, "%s: Can't remove %s: %s\n",
386 p->link.name, fn, strerror(errno));
392 if (p->handler && p->handler->destroy)
393 (*p->handler->destroy)(p);
395 p->name.base = p->name.full;
396 *p->name.full = '\0';
400 physical_Destroy(struct physical *p)
403 throughput_destroy(&p->link.stats.total);
408 physical_DescriptorWrite(struct fdescriptor *d, struct bundle *bundle,
411 struct physical *p = descriptor2physical(d);
415 p->out = link_Dequeue(&p->link);
418 nw = physical_Write(p, MBUF_CTOP(p->out), p->out->m_len);
419 log_Printf(LogDEBUG, "%s: DescriptorWrite: wrote %d(%lu) to %d\n",
420 p->link.name, nw, (unsigned long)p->out->m_len, p->fd);
423 p->out->m_offset += nw;
424 if (p->out->m_len == 0)
425 p->out = m_free(p->out);
430 else if (errno != ENOBUFS) {
431 log_Printf(LogPHASE, "%s: write (%d): %s\n", p->link.name,
432 p->fd, strerror(errno));
433 datalink_Down(p->dl, CLOSE_NORMAL);
436 /* else we shouldn't really have been called ! select() is broken ! */
443 physical_ShowStatus(struct cmdargs const *arg)
445 struct physical *p = arg->cx->physical;
450 prompt_Printf(arg->prompt, "Name: %s\n", p->link.name);
451 prompt_Printf(arg->prompt, " State: ");
453 prompt_Printf(arg->prompt, "closed\n");
454 else if (p->handler && p->handler->openinfo)
455 prompt_Printf(arg->prompt, "open (%s)\n", (*p->handler->openinfo)(p));
457 prompt_Printf(arg->prompt, "open\n");
459 prompt_Printf(arg->prompt, " Device: %s",
460 *p->name.full ? p->name.full :
461 p->type == PHYS_DIRECT ? "unknown" : "N/A");
462 if (p->session_owner != (pid_t)-1)
463 prompt_Printf(arg->prompt, " (session owner: %d)", (int)p->session_owner);
465 prompt_Printf(arg->prompt, "\n Link Type: %s\n", mode2Nam(p->type));
466 prompt_Printf(arg->prompt, " Connect Count: %d\n", p->connect_count);
468 if (p->fd >= 0 && ioctl(p->fd, TIOCOUTQ, &n) >= 0)
469 prompt_Printf(arg->prompt, " Physical outq: %d\n", n);
472 prompt_Printf(arg->prompt, " Queued Packets: %lu\n",
473 (u_long)link_QueueLen(&p->link));
474 prompt_Printf(arg->prompt, " Phone Number: %s\n", arg->cx->phone.chosen);
476 prompt_Printf(arg->prompt, "\nDefaults:\n");
478 prompt_Printf(arg->prompt, " Device List: ");
479 dev = p->cfg.devlist;
480 for (n = 0; n < p->cfg.ndev; n++) {
482 prompt_Printf(arg->prompt, ", ");
483 prompt_Printf(arg->prompt, "\"%s\"", dev);
484 dev += strlen(dev) + 1;
487 prompt_Printf(arg->prompt, "\n Characteristics: ");
488 if (physical_IsSync(arg->cx->physical))
489 prompt_Printf(arg->prompt, "sync");
491 prompt_Printf(arg->prompt, "%dbps", p->cfg.speed);
493 switch (p->cfg.parity & CSIZE) {
495 prompt_Printf(arg->prompt, ", cs7");
498 prompt_Printf(arg->prompt, ", cs8");
501 if (p->cfg.parity & PARENB) {
502 if (p->cfg.parity & PARODD)
503 prompt_Printf(arg->prompt, ", odd parity");
505 prompt_Printf(arg->prompt, ", even parity");
507 prompt_Printf(arg->prompt, ", no parity");
509 prompt_Printf(arg->prompt, ", CTS/RTS %s\n", (p->cfg.rts_cts ? "on" : "off"));
511 prompt_Printf(arg->prompt, " CD check delay: ");
512 cd = p->handler ? &p->handler->cd : &p->cfg.cd;
513 if (cd->necessity == CD_NOTREQUIRED)
514 prompt_Printf(arg->prompt, "no cd");
515 else if (p->cfg.cd.necessity == CD_DEFAULT) {
516 prompt_Printf(arg->prompt, "device specific");
518 prompt_Printf(arg->prompt, "%d second%s", p->cfg.cd.delay,
519 p->cfg.cd.delay == 1 ? "" : "s");
520 if (p->cfg.cd.necessity == CD_REQUIRED)
521 prompt_Printf(arg->prompt, " (required!)");
523 prompt_Printf(arg->prompt, "\n\n");
525 throughput_disp(&p->link.stats.total, arg->prompt);
531 physical_DescriptorRead(struct fdescriptor *d, struct bundle *bundle,
534 struct physical *p = descriptor2physical(d);
538 rbuff = p->input.buf + p->input.sz;
540 /* something to read */
541 n = physical_Read(p, rbuff, sizeof p->input.buf - p->input.sz);
542 log_Printf(LogDEBUG, "%s: DescriptorRead: read %d/%d from %d\n",
543 p->link.name, n, (int)(sizeof p->input.buf - p->input.sz), p->fd);
546 log_Printf(LogPHASE, "%s: read (%d): %s\n", p->link.name, p->fd,
549 log_Printf(LogPHASE, "%s: read (%d): Got zero bytes\n",
550 p->link.name, p->fd);
551 datalink_Down(p->dl, CLOSE_NORMAL);
555 rbuff -= p->input.sz;
558 if (p->link.lcp.fsm.state <= ST_CLOSED) {
559 if (p->type != PHYS_DEDICATED) {
560 found = hdlc_Detect((u_char const **)&rbuff, n, physical_IsSync(p));
561 if (rbuff != p->input.buf)
562 log_WritePrompts(p->dl, "%.*s", (int)(rbuff - p->input.buf),
564 p->input.sz = n - (rbuff - p->input.buf);
567 /* LCP packet is detected. Turn ourselves into packet mode */
568 log_Printf(LogPHASE, "%s: PPP packet detected, coming up\n",
570 log_SetTtyCommandMode(p->dl);
571 datalink_Up(p->dl, 0, 1);
572 link_PullPacket(&p->link, rbuff, p->input.sz, bundle);
575 bcopy(rbuff, p->input.buf, p->input.sz);
577 /* In -dedicated mode, we just discard input until LCP is started */
580 link_PullPacket(&p->link, rbuff, n, bundle);
584 iov2physical(struct datalink *dl, struct iovec *iov, int *niov, int maxiov,
585 int fd, int *auxfd, int *nauxfd)
590 p = (struct physical *)iov[(*niov)++].iov_base;
591 p->link.name = dl->name;
592 memset(p->link.Queue, '\0', sizeof p->link.Queue);
594 p->desc.UpdateSet = physical_UpdateSet;
595 p->desc.IsSet = physical_IsSet;
596 p->desc.Read = physical_DescriptorRead;
597 p->desc.Write = physical_DescriptorWrite;
598 p->type = PHYS_DIRECT;
600 len = strlen(_PATH_DEV);
602 p->connect_count = 1;
604 physical_SetDevice(p, p->name.full);
606 p->link.lcp.fsm.bundle = dl->bundle;
607 p->link.lcp.fsm.link = &p->link;
608 memset(&p->link.lcp.fsm.FsmTimer, '\0', sizeof p->link.lcp.fsm.FsmTimer);
609 memset(&p->link.lcp.fsm.OpenTimer, '\0', sizeof p->link.lcp.fsm.OpenTimer);
610 memset(&p->link.lcp.fsm.StoppedTimer, '\0',
611 sizeof p->link.lcp.fsm.StoppedTimer);
612 p->link.lcp.fsm.parent = &dl->fsmp;
613 lcp_SetupCallbacks(&p->link.lcp);
615 p->link.ccp.fsm.bundle = dl->bundle;
616 p->link.ccp.fsm.link = &p->link;
617 /* Our in.state & out.state are NULL (no link-level ccp yet) */
618 memset(&p->link.ccp.fsm.FsmTimer, '\0', sizeof p->link.ccp.fsm.FsmTimer);
619 memset(&p->link.ccp.fsm.OpenTimer, '\0', sizeof p->link.ccp.fsm.OpenTimer);
620 memset(&p->link.ccp.fsm.StoppedTimer, '\0',
621 sizeof p->link.ccp.fsm.StoppedTimer);
622 p->link.ccp.fsm.parent = &dl->fsmp;
623 ccp_SetupCallbacks(&p->link.ccp);
625 p->hdlc.lqm.owner = &p->link.lcp;
626 p->hdlc.ReportTimer.state = TIMER_STOPPED;
627 p->hdlc.lqm.timer.state = TIMER_STOPPED;
630 p->link.stats.total.in.SampleOctets = (long long *)iov[(*niov)++].iov_base;
631 p->link.stats.total.out.SampleOctets = (long long *)iov[(*niov)++].iov_base;
632 p->link.stats.parent = dl->bundle->ncp.mp.active ?
633 &dl->bundle->ncp.mp.link.stats.total : NULL;
634 p->link.stats.gather = 1;
636 type = (long)p->handler;
638 for (h = 0; h < NDEVICES && p->handler == NULL; h++)
639 p->handler = (*devices[h].iov2device)(type, p, iov, niov, maxiov,
641 if (p->handler == NULL) {
642 log_Printf(LogPHASE, "%s: Unknown link type\n", p->link.name);
643 free(iov[(*niov)++].iov_base);
644 physical_SetupStack(p, "unknown", PHYSICAL_NOFORCE);
646 log_Printf(LogPHASE, "%s: Device %s, link type is %s\n",
647 p->link.name, p->name.full, p->handler->name);
649 if (p->hdlc.lqm.method && p->hdlc.lqm.timer.load)
650 lqr_reStart(&p->link.lcp);
651 hdlc_StartTimer(&p->hdlc);
653 throughput_restart(&p->link.stats.total, "physical throughput",
654 Enabled(dl->bundle, OPT_THROUGHPUT));
660 physical_MaxDeviceSize()
664 biggest = sizeof(struct device);
665 for (sz = n = 0; n < NDEVICES; n++)
666 if (devices[n].DeviceSize) {
667 sz = (*devices[n].DeviceSize)();
676 physical2iov(struct physical *p, struct iovec *iov, int *niov, int maxiov,
677 int *auxfd, int *nauxfd)
684 hdlc_StopTimer(&p->hdlc);
686 timer_Stop(&p->link.lcp.fsm.FsmTimer);
687 timer_Stop(&p->link.ccp.fsm.FsmTimer);
688 timer_Stop(&p->link.lcp.fsm.OpenTimer);
689 timer_Stop(&p->link.ccp.fsm.OpenTimer);
690 timer_Stop(&p->link.lcp.fsm.StoppedTimer);
691 timer_Stop(&p->link.ccp.fsm.StoppedTimer);
694 p->handler = (struct device *)(long)p->handler->type;
697 if (Enabled(p->dl->bundle, OPT_KEEPSESSION) ||
698 tcgetpgrp(p->fd) == getpgrp())
699 p->session_owner = getpid(); /* So I'll eventually get HUP'd */
701 p->session_owner = (pid_t)-1;
702 timer_Stop(&p->link.stats.total.Timer);
705 if (*niov + 2 >= maxiov) {
706 log_Printf(LogERROR, "physical2iov: No room for physical + throughput"
713 iov[*niov].iov_base = (void *)p;
714 iov[*niov].iov_len = sizeof *p;
717 iov[*niov].iov_base = p ? (void *)p->link.stats.total.in.SampleOctets : NULL;
718 iov[*niov].iov_len = SAMPLE_PERIOD * sizeof(long long);
720 iov[*niov].iov_base = p ? (void *)p->link.stats.total.out.SampleOctets : NULL;
721 iov[*niov].iov_len = SAMPLE_PERIOD * sizeof(long long);
724 sz = physical_MaxDeviceSize();
726 if (h && h->device2iov)
727 (*h->device2iov)(h, iov, niov, maxiov, auxfd, nauxfd);
729 iov[*niov].iov_base = malloc(sz);
731 memcpy(iov[*niov].iov_base, h, sizeof *h);
732 iov[*niov].iov_len = sz;
736 iov[*niov].iov_base = NULL;
737 iov[*niov].iov_len = sz;
741 return p ? p->fd : 0;
745 physical_LockedDevice(struct physical *p)
747 if (p->fd >= 0 && *p->name.full == '/' && p->type != PHYS_DIRECT)
754 physical_ChangedPid(struct physical *p, pid_t newpid)
756 if (physical_LockedDevice(p)) {
759 if ((res = ID0uu_lock_txfr(p->name.base, newpid)) != UU_LOCK_OK)
760 log_Printf(LogPHASE, "uu_lock_txfr: %s\n", uu_lockerr(res));
765 physical_IsSync(struct physical *p)
767 return p->cfg.speed == 0;
771 physical_DeviceMTU(struct physical *p)
773 return p->handler ? p->handler->mtu : 0;
776 const char *physical_GetDevice(struct physical *p)
782 physical_SetDeviceList(struct physical *p, int argc, const char *const *argv)
786 p->cfg.devlist[sizeof p->cfg.devlist - 1] = '\0';
787 for (f = 0, pos = 0; f < argc && pos < sizeof p->cfg.devlist - 1; f++) {
789 p->cfg.devlist[pos++] = '\0';
790 strncpy(p->cfg.devlist + pos, argv[f], sizeof p->cfg.devlist - pos - 1);
791 pos += strlen(p->cfg.devlist + pos);
797 physical_SetSync(struct physical *p)
803 physical_SetRtsCts(struct physical *p, int enable)
805 p->cfg.rts_cts = enable ? 1 : 0;
810 physical_Read(struct physical *p, void *buf, size_t nbytes)
814 if (p->handler && p->handler->read)
815 ret = (*p->handler->read)(p, buf, nbytes);
817 ret = read(p->fd, buf, nbytes);
819 log_DumpBuff(LogPHYSICAL, "read", buf, ret);
825 physical_Write(struct physical *p, const void *buf, size_t nbytes)
827 log_DumpBuff(LogPHYSICAL, "write", buf, nbytes);
829 if (p->handler && p->handler->write)
830 return (*p->handler->write)(p, buf, nbytes);
832 return write(p->fd, buf, nbytes);
836 physical_doUpdateSet(struct fdescriptor *d, fd_set *r, fd_set *w, fd_set *e,
839 struct physical *p = descriptor2physical(d);
846 log_Printf(LogTIMER, "%s: fdset(r) %d\n", p->link.name, p->fd);
851 log_Printf(LogTIMER, "%s: fdset(e) %d\n", p->link.name, p->fd);
854 if (w && (force || link_QueueLen(&p->link) || p->out)) {
856 log_Printf(LogTIMER, "%s: fdset(w) %d\n", p->link.name, p->fd);
859 if (sets && *n < p->fd + 1)
867 physical_RemoveFromSet(struct physical *p, fd_set *r, fd_set *w, fd_set *e)
869 if (p->handler && p->handler->removefromset)
870 return (*p->handler->removefromset)(p, r, w, e);
876 if (r && FD_ISSET(p->fd, r)) {
878 log_Printf(LogTIMER, "%s: fdunset(r) %d\n", p->link.name, p->fd);
881 if (e && FD_ISSET(p->fd, e)) {
883 log_Printf(LogTIMER, "%s: fdunset(e) %d\n", p->link.name, p->fd);
886 if (w && FD_ISSET(p->fd, w)) {
888 log_Printf(LogTIMER, "%s: fdunset(w) %d\n", p->link.name, p->fd);
898 physical_IsSet(struct fdescriptor *d, const fd_set *fdset)
900 struct physical *p = descriptor2physical(d);
901 return p->fd >= 0 && FD_ISSET(p->fd, fdset);
905 physical_Login(struct physical *p, const char *name)
907 if (p->type == PHYS_DIRECT && *p->name.base && !p->Utmp) {
912 memset(&ut, 0, sizeof ut);
914 strncpy(ut.ut_name, name, sizeof ut.ut_name);
915 if (p->handler && (p->handler->type == TCP_DEVICE ||
916 p->handler->type == UDP_DEVICE)) {
917 strncpy(ut.ut_line, PPPOTCPLINE, sizeof ut.ut_line);
918 strncpy(ut.ut_host, p->name.base, sizeof ut.ut_host);
919 colon = memchr(ut.ut_host, ':', sizeof ut.ut_host);
923 strncpy(ut.ut_line, p->name.base, sizeof ut.ut_line);
924 if ((connstr = getenv("CONNECT")))
925 /* mgetty sets this to the connection speed */
926 strncpy(ut.ut_host, connstr, sizeof ut.ut_host);
928 p->Utmp = ut.ut_time;
933 physical_SetMode(struct physical *p, int mode)
935 if ((p->type & (PHYS_DIRECT|PHYS_DEDICATED) ||
936 mode & (PHYS_DIRECT|PHYS_DEDICATED)) &&
937 (!(p->type & PHYS_DIRECT) || !(mode & PHYS_BACKGROUND))) {
938 /* Note: The -direct -> -background is for callback ! */
939 log_Printf(LogWARN, "%s: Cannot change mode %s to %s\n", p->link.name,
940 mode2Nam(p->type), mode2Nam(mode));
948 physical_DeleteQueue(struct physical *p)
954 link_DeleteQueue(&p->link);
958 physical_SetDevice(struct physical *p, const char *name)
960 int len = strlen(_PATH_DEV);
962 if (name != p->name.full) {
963 strncpy(p->name.full, name, sizeof p->name.full - 1);
964 p->name.full[sizeof p->name.full - 1] = '\0';
966 p->name.base = *p->name.full == '!' ? p->name.full + 1 :
967 strncmp(p->name.full, _PATH_DEV, len) ?
968 p->name.full : p->name.full + len;
972 physical_Found(struct physical *p)
977 if (*p->name.full == '/') {
978 snprintf(fn, sizeof fn, "%s%s.if", _PATH_VARRUN, p->name.base);
979 lockfile = ID0fopen(fn, "w");
980 if (lockfile != NULL) {
981 fprintf(lockfile, "%s%d\n", TUN_NAME, p->dl->bundle->unit);
984 #ifndef RELEASE_CRUNCH
986 log_Printf(LogALERT, "%s: Can't create %s: %s\n",
987 p->link.name, fn, strerror(errno));
991 throughput_start(&p->link.stats.total, "physical throughput",
992 Enabled(p->dl->bundle, OPT_THROUGHPUT));
996 log_Printf(LogPHASE, "%s: Connected!\n", p->link.name);
1000 physical_Open(struct physical *p, struct bundle *bundle)
1002 int devno, h, wasfd, err;
1006 log_Printf(LogDEBUG, "%s: Open: Modem is already open!\n", p->link.name);
1007 /* We're going back into "term" mode */
1008 else if (p->type == PHYS_DIRECT) {
1009 physical_SetDevice(p, "");
1010 p->fd = STDIN_FILENO;
1011 for (h = 0; h < NDEVICES && p->handler == NULL && p->fd >= 0; h++)
1012 p->handler = (*devices[h].create)(p);
1014 if (p->handler == NULL) {
1015 physical_SetupStack(p, "unknown", PHYSICAL_NOFORCE);
1016 log_Printf(LogDEBUG, "%s: stdin is unidentified\n", p->link.name);
1021 dev = p->cfg.devlist;
1023 while (devno < p->cfg.ndev && p->fd < 0) {
1024 physical_SetDevice(p, dev);
1025 if (physical_Lock(p)) {
1028 if (*p->name.full == '/') {
1029 p->fd = ID0open(p->name.full, O_RDWR | O_NONBLOCK);
1035 for (h = 0; h < NDEVICES && p->handler == NULL; h++)
1036 if ((p->handler = (*devices[h].create)(p)) == NULL && wasfd != p->fd)
1040 if (h == NDEVICES) {
1042 log_Printf(LogWARN, "%s: %s: %s\n", p->link.name, p->name.full,
1045 log_Printf(LogWARN, "%s: Device (%s) must begin with a '/',"
1046 " a '!' or contain at least one ':'\n", p->link.name,
1053 dev += strlen(dev) + 1;
1062 physical_SetupStack(struct physical *p, const char *who, int how)
1064 link_EmptyStack(&p->link);
1065 if (how == PHYSICAL_FORCE_SYNC || how == PHYSICAL_FORCE_SYNCNOACF ||
1066 (how == PHYSICAL_NOFORCE && physical_IsSync(p)))
1067 link_Stack(&p->link, &synclayer);
1069 link_Stack(&p->link, &asynclayer);
1070 link_Stack(&p->link, &hdlclayer);
1072 if (how != PHYSICAL_FORCE_SYNCNOACF)
1073 link_Stack(&p->link, &acflayer);
1074 link_Stack(&p->link, &protolayer);
1075 link_Stack(&p->link, &lqrlayer);
1076 link_Stack(&p->link, &ccplayer);
1077 link_Stack(&p->link, &vjlayer);
1078 link_Stack(&p->link, &tcpmsslayer);
1080 link_Stack(&p->link, &natlayer);
1082 if (how == PHYSICAL_FORCE_ASYNC && physical_IsSync(p)) {
1083 log_Printf(LogWARN, "Sync device setting ignored for ``%s'' device\n", who);
1084 p->cfg.speed = MODEM_SPEED;
1085 } else if (how == PHYSICAL_FORCE_SYNC && !physical_IsSync(p)) {
1086 log_Printf(LogWARN, "Async device setting ignored for ``%s'' device\n",
1088 physical_SetSync(p);
1093 physical_StopDeviceTimer(struct physical *p)
1095 if (p->handler && p->handler->stoptimer)
1096 (*p->handler->stoptimer)(p);
1100 physical_AwaitCarrier(struct physical *p)
1102 if (p->handler && p->handler->awaitcarrier)
1103 return (*p->handler->awaitcarrier)(p);
1110 physical_SetAsyncParams(struct physical *p, u_int32_t mymap, u_int32_t hismap)
1112 if (p->handler && p->handler->setasyncparams)
1113 return (*p->handler->setasyncparams)(p, mymap, hismap);
1115 async_SetLinkParams(&p->async, mymap, hismap);