15d9e6103SBrian Somers /*- 25d9e6103SBrian Somers * Copyright (c) 1999 Brian Somers <brian@Awfulhak.org> 35d9e6103SBrian Somers * All rights reserved. 45d9e6103SBrian Somers * 55d9e6103SBrian Somers * Redistribution and use in source and binary forms, with or without 65d9e6103SBrian Somers * modification, are permitted provided that the following conditions 75d9e6103SBrian Somers * are met: 85d9e6103SBrian Somers * 1. Redistributions of source code must retain the above copyright 95d9e6103SBrian Somers * notice, this list of conditions and the following disclaimer. 105d9e6103SBrian Somers * 2. Redistributions in binary form must reproduce the above copyright 115d9e6103SBrian Somers * notice, this list of conditions and the following disclaimer in the 125d9e6103SBrian Somers * documentation and/or other materials provided with the distribution. 135d9e6103SBrian Somers * 145d9e6103SBrian Somers * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND 155d9e6103SBrian Somers * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE 165d9e6103SBrian Somers * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE 175d9e6103SBrian Somers * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE 185d9e6103SBrian Somers * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL 195d9e6103SBrian Somers * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS 205d9e6103SBrian Somers * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) 215d9e6103SBrian Somers * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT 225d9e6103SBrian Somers * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY 235d9e6103SBrian Somers * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF 245d9e6103SBrian Somers * SUCH DAMAGE. 255d9e6103SBrian Somers * 264b698945SBrian Somers * $Id: tty.c,v 1.4 1999/05/13 19:29:40 brian Exp $ 275d9e6103SBrian Somers */ 285d9e6103SBrian Somers 295d9e6103SBrian Somers #include <sys/param.h> 305d9e6103SBrian Somers #include <sys/socket.h> 315d9e6103SBrian Somers #include <netinet/in.h> 325d9e6103SBrian Somers #include <arpa/inet.h> 335d9e6103SBrian Somers #include <netdb.h> 345d9e6103SBrian Somers #include <netinet/in_systm.h> 355d9e6103SBrian Somers #include <netinet/ip.h> 365d9e6103SBrian Somers #include <sys/un.h> 375d9e6103SBrian Somers #if defined(__OpenBSD__) || defined(__NetBSD__) 385d9e6103SBrian Somers #include <sys/ioctl.h> 395d9e6103SBrian Somers #include <util.h> 405d9e6103SBrian Somers #else 415d9e6103SBrian Somers #include <libutil.h> 425d9e6103SBrian Somers #endif 435d9e6103SBrian Somers 445d9e6103SBrian Somers #include <errno.h> 455d9e6103SBrian Somers #include <fcntl.h> 465d9e6103SBrian Somers #include <paths.h> 475d9e6103SBrian Somers #include <stdio.h> 485d9e6103SBrian Somers #include <stdlib.h> 495d9e6103SBrian Somers #include <string.h> 505d9e6103SBrian Somers #include <sys/wait.h> 516815097bSBrian Somers #include <sys/uio.h> 525d9e6103SBrian Somers #include <termios.h> 535d9e6103SBrian Somers #include <unistd.h> 545d9e6103SBrian Somers 555d9e6103SBrian Somers #include "layer.h" 565d9e6103SBrian Somers #include "defs.h" 575d9e6103SBrian Somers #include "mbuf.h" 585d9e6103SBrian Somers #include "log.h" 595d9e6103SBrian Somers #include "id.h" 605d9e6103SBrian Somers #include "sync.h" 615d9e6103SBrian Somers #include "timer.h" 625d9e6103SBrian Somers #include "lqr.h" 635d9e6103SBrian Somers #include "hdlc.h" 645d9e6103SBrian Somers #include "throughput.h" 655d9e6103SBrian Somers #include "fsm.h" 665d9e6103SBrian Somers #include "lcp.h" 675d9e6103SBrian Somers #include "ccp.h" 685d9e6103SBrian Somers #include "link.h" 695d9e6103SBrian Somers #include "async.h" 705d9e6103SBrian Somers #include "slcompress.h" 715d9e6103SBrian Somers #include "iplist.h" 725d9e6103SBrian Somers #include "ipcp.h" 735d9e6103SBrian Somers #include "filter.h" 745d9e6103SBrian Somers #include "descriptor.h" 755d9e6103SBrian Somers #include "physical.h" 765d9e6103SBrian Somers #include "mp.h" 775d9e6103SBrian Somers #ifndef NORADIUS 785d9e6103SBrian Somers #include "radius.h" 795d9e6103SBrian Somers #endif 805d9e6103SBrian Somers #include "chat.h" 815d9e6103SBrian Somers #include "command.h" 825d9e6103SBrian Somers #include "bundle.h" 835d9e6103SBrian Somers #include "prompt.h" 845d9e6103SBrian Somers #include "auth.h" 855d9e6103SBrian Somers #include "chap.h" 865d9e6103SBrian Somers #include "cbcp.h" 875d9e6103SBrian Somers #include "datalink.h" 885d9e6103SBrian Somers #include "tty.h" 895d9e6103SBrian Somers 906815097bSBrian Somers #define Online(dev) ((dev)->mbits & TIOCM_CD) 916815097bSBrian Somers 926815097bSBrian Somers struct ttydevice { 936815097bSBrian Somers struct device dev; /* What struct physical knows about */ 946815097bSBrian Somers struct pppTimer Timer; /* CD checks */ 956815097bSBrian Somers int mbits; /* Current DCD status */ 966815097bSBrian Somers struct termios ios; /* To be able to reset from raw mode */ 976815097bSBrian Somers }; 986815097bSBrian Somers 996815097bSBrian Somers #define device2tty(d) ((d)->type == TTY_DEVICE ? (struct ttydevice *)d : NULL) 1005d9e6103SBrian Somers 1015d9e6103SBrian Somers static int 1025d9e6103SBrian Somers tty_Lock(struct physical *p, int tunno) 1035d9e6103SBrian Somers { 1045d9e6103SBrian Somers int res; 1055d9e6103SBrian Somers FILE *lockfile; 1065d9e6103SBrian Somers char fn[MAXPATHLEN]; 1075d9e6103SBrian Somers 1085d9e6103SBrian Somers if (*p->name.full != '/') 1095d9e6103SBrian Somers return 0; 1105d9e6103SBrian Somers 1115d9e6103SBrian Somers if (p->type != PHYS_DIRECT && 1125d9e6103SBrian Somers (res = ID0uu_lock(p->name.base)) != UU_LOCK_OK) { 1135d9e6103SBrian Somers if (res == UU_LOCK_INUSE) 1145d9e6103SBrian Somers log_Printf(LogPHASE, "%s: %s is in use\n", p->link.name, p->name.full); 1155d9e6103SBrian Somers else 1165d9e6103SBrian Somers log_Printf(LogPHASE, "%s: %s is in use: uu_lock: %s\n", 1175d9e6103SBrian Somers p->link.name, p->name.full, uu_lockerr(res)); 1185d9e6103SBrian Somers return (-1); 1195d9e6103SBrian Somers } 1205d9e6103SBrian Somers 1215d9e6103SBrian Somers snprintf(fn, sizeof fn, "%s%s.if", _PATH_VARRUN, p->name.base); 1225d9e6103SBrian Somers lockfile = ID0fopen(fn, "w"); 1235d9e6103SBrian Somers if (lockfile != NULL) { 1245d9e6103SBrian Somers fprintf(lockfile, "%s%d\n", TUN_NAME, tunno); 1255d9e6103SBrian Somers fclose(lockfile); 1265d9e6103SBrian Somers } 1275d9e6103SBrian Somers #ifndef RELEASE_CRUNCH 1285d9e6103SBrian Somers else 1295d9e6103SBrian Somers log_Printf(LogALERT, "%s: Can't create %s: %s\n", 1305d9e6103SBrian Somers p->link.name, fn, strerror(errno)); 1315d9e6103SBrian Somers #endif 1325d9e6103SBrian Somers 1335d9e6103SBrian Somers return 0; 1345d9e6103SBrian Somers } 1355d9e6103SBrian Somers 1365d9e6103SBrian Somers static void 1375d9e6103SBrian Somers tty_Unlock(struct physical *p) 1385d9e6103SBrian Somers { 1395d9e6103SBrian Somers char fn[MAXPATHLEN]; 1405d9e6103SBrian Somers 1415d9e6103SBrian Somers if (*p->name.full != '/') 1425d9e6103SBrian Somers return; 1435d9e6103SBrian Somers 1445d9e6103SBrian Somers snprintf(fn, sizeof fn, "%s%s.if", _PATH_VARRUN, p->name.base); 1455d9e6103SBrian Somers #ifndef RELEASE_CRUNCH 1465d9e6103SBrian Somers if (ID0unlink(fn) == -1) 1475d9e6103SBrian Somers log_Printf(LogALERT, "%s: Can't remove %s: %s\n", 1485d9e6103SBrian Somers p->link.name, fn, strerror(errno)); 1495d9e6103SBrian Somers #else 1505d9e6103SBrian Somers ID0unlink(fn); 1515d9e6103SBrian Somers #endif 1525d9e6103SBrian Somers 1535d9e6103SBrian Somers if (p->type != PHYS_DIRECT && ID0uu_unlock(p->name.base) == -1) 1545d9e6103SBrian Somers log_Printf(LogALERT, "%s: Can't uu_unlock %s\n", p->link.name, fn); 1555d9e6103SBrian Somers } 1565d9e6103SBrian Somers 1575d9e6103SBrian Somers /* 1585d9e6103SBrian Somers * tty_Timeout() watches the DCD signal and mentions it if it's status 1595d9e6103SBrian Somers * changes. 1605d9e6103SBrian Somers */ 1615d9e6103SBrian Somers static void 1625d9e6103SBrian Somers tty_Timeout(void *data) 1635d9e6103SBrian Somers { 1645d9e6103SBrian Somers struct physical *p = data; 1656815097bSBrian Somers struct ttydevice *dev = device2tty(p->handler); 1665d9e6103SBrian Somers int ombits, change; 1675d9e6103SBrian Somers 1686815097bSBrian Somers timer_Stop(&dev->Timer); 1696815097bSBrian Somers dev->Timer.load = SECTICKS; /* Once a second please */ 1706815097bSBrian Somers timer_Start(&dev->Timer); 1716815097bSBrian Somers ombits = dev->mbits; 1725d9e6103SBrian Somers 1735d9e6103SBrian Somers if (p->fd >= 0) { 1746815097bSBrian Somers if (ioctl(p->fd, TIOCMGET, &dev->mbits) < 0) { 1755d9e6103SBrian Somers log_Printf(LogPHASE, "%s: ioctl error (%s)!\n", p->link.name, 1765d9e6103SBrian Somers strerror(errno)); 1775d9e6103SBrian Somers datalink_Down(p->dl, CLOSE_NORMAL); 1786815097bSBrian Somers timer_Stop(&dev->Timer); 1795d9e6103SBrian Somers return; 1805d9e6103SBrian Somers } 1815d9e6103SBrian Somers } else 1826815097bSBrian Somers dev->mbits = 0; 1835d9e6103SBrian Somers 1845d9e6103SBrian Somers if (ombits == -1) { 1855d9e6103SBrian Somers /* First time looking for carrier */ 1866815097bSBrian Somers if (Online(dev)) 1875d9e6103SBrian Somers log_Printf(LogDEBUG, "%s: %s: CD detected\n", p->link.name, p->name.full); 1885d9e6103SBrian Somers else if (p->cfg.cd.required) { 1895d9e6103SBrian Somers log_Printf(LogPHASE, "%s: %s: Required CD not detected\n", 1905d9e6103SBrian Somers p->link.name, p->name.full); 1915d9e6103SBrian Somers datalink_Down(p->dl, CLOSE_NORMAL); 1925d9e6103SBrian Somers } else { 1935d9e6103SBrian Somers log_Printf(LogPHASE, "%s: %s doesn't support CD\n", 1945d9e6103SBrian Somers p->link.name, p->name.full); 1956815097bSBrian Somers timer_Stop(&dev->Timer); 1966815097bSBrian Somers dev->mbits = TIOCM_CD; 1975d9e6103SBrian Somers } 1985d9e6103SBrian Somers } else { 1996815097bSBrian Somers change = ombits ^ dev->mbits; 2005d9e6103SBrian Somers if (change & TIOCM_CD) { 2016815097bSBrian Somers if (dev->mbits & TIOCM_CD) 2025d9e6103SBrian Somers log_Printf(LogDEBUG, "%s: offline -> online\n", p->link.name); 2035d9e6103SBrian Somers else { 2045d9e6103SBrian Somers log_Printf(LogDEBUG, "%s: online -> offline\n", p->link.name); 2055d9e6103SBrian Somers log_Printf(LogPHASE, "%s: Carrier lost\n", p->link.name); 2065d9e6103SBrian Somers datalink_Down(p->dl, CLOSE_NORMAL); 2076815097bSBrian Somers timer_Stop(&dev->Timer); 2085d9e6103SBrian Somers } 2095d9e6103SBrian Somers } else 2105d9e6103SBrian Somers log_Printf(LogDEBUG, "%s: Still %sline\n", p->link.name, 2116815097bSBrian Somers Online(dev) ? "on" : "off"); 2125d9e6103SBrian Somers } 2135d9e6103SBrian Somers } 2145d9e6103SBrian Somers 2155d9e6103SBrian Somers static void 2165d9e6103SBrian Somers tty_StartTimer(struct physical *p) 2175d9e6103SBrian Somers { 2186815097bSBrian Somers struct ttydevice *dev = device2tty(p->handler); 2196815097bSBrian Somers 2206815097bSBrian Somers timer_Stop(&dev->Timer); 2216815097bSBrian Somers dev->Timer.load = SECTICKS * p->cfg.cd.delay; 2226815097bSBrian Somers dev->Timer.func = tty_Timeout; 2236815097bSBrian Somers dev->Timer.name = "tty CD"; 2246815097bSBrian Somers dev->Timer.arg = p; 2255d9e6103SBrian Somers log_Printf(LogDEBUG, "%s: Using tty_Timeout [%p]\n", 2265d9e6103SBrian Somers p->link.name, tty_Timeout); 2276815097bSBrian Somers dev->mbits = -1; /* So we know it's the first time */ 2286815097bSBrian Somers timer_Start(&dev->Timer); 2295d9e6103SBrian Somers } 2305d9e6103SBrian Somers 2315d9e6103SBrian Somers static int 2325d9e6103SBrian Somers tty_Raw(struct physical *p) 2335d9e6103SBrian Somers { 2346815097bSBrian Somers struct ttydevice *dev = device2tty(p->handler); 2358dbb1e2bSBrian Somers struct termios ios; 2365d9e6103SBrian Somers int oldflag; 2375d9e6103SBrian Somers 2385d9e6103SBrian Somers if (physical_IsSync(p)) 2395d9e6103SBrian Somers return 1; 2405d9e6103SBrian Somers 2415d9e6103SBrian Somers log_Printf(LogDEBUG, "%s: Entering physical_Raw\n", p->link.name); 2425d9e6103SBrian Somers 2436815097bSBrian Somers if (p->type != PHYS_DIRECT && p->fd >= 0 && !Online(dev)) 2445d9e6103SBrian Somers log_Printf(LogDEBUG, "%s: Raw: descriptor = %d, mbits = %x\n", 2456815097bSBrian Somers p->link.name, p->fd, dev->mbits); 2465d9e6103SBrian Somers 2478dbb1e2bSBrian Somers tcgetattr(p->fd, &ios); 2488dbb1e2bSBrian Somers cfmakeraw(&ios); 2495d9e6103SBrian Somers if (p->cfg.rts_cts) 2508dbb1e2bSBrian Somers ios.c_cflag |= CLOCAL | CCTS_OFLOW | CRTS_IFLOW; 2515d9e6103SBrian Somers else 2528dbb1e2bSBrian Somers ios.c_cflag |= CLOCAL; 2535d9e6103SBrian Somers 2545d9e6103SBrian Somers if (p->type != PHYS_DEDICATED) 2558dbb1e2bSBrian Somers ios.c_cflag |= HUPCL; 2565d9e6103SBrian Somers 2578dbb1e2bSBrian Somers tcsetattr(p->fd, TCSANOW, &ios); 2585d9e6103SBrian Somers 2595d9e6103SBrian Somers oldflag = fcntl(p->fd, F_GETFL, 0); 2605d9e6103SBrian Somers if (oldflag < 0) 2615d9e6103SBrian Somers return 0; 2625d9e6103SBrian Somers fcntl(p->fd, F_SETFL, oldflag | O_NONBLOCK); 2635d9e6103SBrian Somers 2646815097bSBrian Somers if (ioctl(p->fd, TIOCMGET, &dev->mbits) == 0) 2655d9e6103SBrian Somers tty_StartTimer(p); 2665d9e6103SBrian Somers 2675d9e6103SBrian Somers return 1; 2685d9e6103SBrian Somers } 2695d9e6103SBrian Somers 2705d9e6103SBrian Somers static void 2715d9e6103SBrian Somers tty_Offline(struct physical *p) 2725d9e6103SBrian Somers { 2736815097bSBrian Somers struct ttydevice *dev = device2tty(p->handler); 2746815097bSBrian Somers 2755d9e6103SBrian Somers if (p->fd >= 0) { 2766815097bSBrian Somers timer_Stop(&dev->Timer); 2776815097bSBrian Somers dev->mbits &= ~TIOCM_DTR; 2786815097bSBrian Somers if (Online(dev)) { 2795d9e6103SBrian Somers struct termios tio; 2805d9e6103SBrian Somers 2815d9e6103SBrian Somers tcgetattr(p->fd, &tio); 2825d9e6103SBrian Somers if (cfsetspeed(&tio, B0) == -1) 2835d9e6103SBrian Somers log_Printf(LogWARN, "%s: Unable to set physical to speed 0\n", 2845d9e6103SBrian Somers p->link.name); 2855d9e6103SBrian Somers else 2865d9e6103SBrian Somers tcsetattr(p->fd, TCSANOW, &tio); 2875d9e6103SBrian Somers } 2885d9e6103SBrian Somers } 2895d9e6103SBrian Somers } 2905d9e6103SBrian Somers 2915d9e6103SBrian Somers static void 2925d9e6103SBrian Somers tty_Cooked(struct physical *p) 2935d9e6103SBrian Somers { 2946815097bSBrian Somers struct ttydevice *dev = device2tty(p->handler); 2955d9e6103SBrian Somers int oldflag; 2965d9e6103SBrian Somers 2975d9e6103SBrian Somers tcflush(p->fd, TCIOFLUSH); 2985d9e6103SBrian Somers if (!physical_IsSync(p)) { 2996815097bSBrian Somers tcsetattr(p->fd, TCSAFLUSH, &dev->ios); 3005d9e6103SBrian Somers oldflag = fcntl(p->fd, F_GETFL, 0); 3015d9e6103SBrian Somers if (oldflag == 0) 3025d9e6103SBrian Somers fcntl(p->fd, F_SETFL, oldflag & ~O_NONBLOCK); 3035d9e6103SBrian Somers } 3045d9e6103SBrian Somers } 3055d9e6103SBrian Somers 3065d9e6103SBrian Somers static void 3076815097bSBrian Somers tty_StopTimer(struct physical *p) 3085d9e6103SBrian Somers { 3096815097bSBrian Somers struct ttydevice *dev = device2tty(p->handler); 3106815097bSBrian Somers 3116815097bSBrian Somers timer_Stop(&dev->Timer); 3125d9e6103SBrian Somers } 3135d9e6103SBrian Somers 3145d9e6103SBrian Somers static void 3156815097bSBrian Somers tty_Free(struct physical *p) 3165d9e6103SBrian Somers { 3176815097bSBrian Somers struct ttydevice *dev = device2tty(p->handler); 3186815097bSBrian Somers 3196815097bSBrian Somers tty_Unlock(p); 3206815097bSBrian Somers free(dev); 3215d9e6103SBrian Somers } 3225d9e6103SBrian Somers 3235d9e6103SBrian Somers static int 3245d9e6103SBrian Somers tty_Speed(struct physical *p) 3255d9e6103SBrian Somers { 3268dbb1e2bSBrian Somers struct termios ios; 3275d9e6103SBrian Somers 3288dbb1e2bSBrian Somers if (tcgetattr(p->fd, &ios) == -1) 3295d9e6103SBrian Somers return 0; 3305d9e6103SBrian Somers 3318dbb1e2bSBrian Somers return SpeedToInt(cfgetispeed(&ios)); 3325d9e6103SBrian Somers } 3335d9e6103SBrian Somers 3345d9e6103SBrian Somers static const char * 3355d9e6103SBrian Somers tty_OpenInfo(struct physical *p) 3365d9e6103SBrian Somers { 3376815097bSBrian Somers struct ttydevice *dev = device2tty(p->handler); 3385d9e6103SBrian Somers static char buf[13]; 3395d9e6103SBrian Somers 3406815097bSBrian Somers if (Online(dev)) 3415d9e6103SBrian Somers strcpy(buf, "with"); 3425d9e6103SBrian Somers else 3435d9e6103SBrian Somers strcpy(buf, "no"); 3445d9e6103SBrian Somers strcat(buf, " carrier"); 3455d9e6103SBrian Somers return buf; 3465d9e6103SBrian Somers } 3475d9e6103SBrian Somers 3486815097bSBrian Somers static void 3496815097bSBrian Somers tty_device2iov(struct physical *p, struct iovec *iov, int *niov, 3506815097bSBrian Somers int maxiov, pid_t newpid) 3516815097bSBrian Somers { 3526815097bSBrian Somers struct ttydevice *dev = p ? device2tty(p->handler) : NULL; 3536815097bSBrian Somers 3546815097bSBrian Somers iov[*niov].iov_base = p ? p->handler : malloc(sizeof(struct ttydevice)); 3556815097bSBrian Somers iov[*niov].iov_len = sizeof(struct ttydevice); 3566815097bSBrian Somers (*niov)++; 3576815097bSBrian Somers 3586815097bSBrian Somers if (dev->Timer.state != TIMER_STOPPED) { 3596815097bSBrian Somers timer_Stop(&dev->Timer); 3606815097bSBrian Somers dev->Timer.state = TIMER_RUNNING; 3616815097bSBrian Somers } 3626815097bSBrian Somers } 3636815097bSBrian Somers 3646815097bSBrian Somers static struct device basettydevice = { 3655d9e6103SBrian Somers TTY_DEVICE, 3665d9e6103SBrian Somers "tty", 3675d9e6103SBrian Somers tty_Raw, 3685d9e6103SBrian Somers tty_Offline, 3695d9e6103SBrian Somers tty_Cooked, 3706815097bSBrian Somers tty_StopTimer, 3716815097bSBrian Somers tty_Free, 3726815097bSBrian Somers NULL, 3736815097bSBrian Somers NULL, 3746815097bSBrian Somers tty_device2iov, 3755d9e6103SBrian Somers tty_Speed, 3765d9e6103SBrian Somers tty_OpenInfo 3775d9e6103SBrian Somers }; 3786815097bSBrian Somers 37927be3ac6SBrian Somers static struct device * 38027be3ac6SBrian Somers tty_SetupDevice(struct physical *p) 38127be3ac6SBrian Somers { 38227be3ac6SBrian Somers struct ttydevice *dev; 38327be3ac6SBrian Somers struct termios ios; 38427be3ac6SBrian Somers int oldflag; 38527be3ac6SBrian Somers 38627be3ac6SBrian Somers if ((dev = malloc(sizeof *dev)) == NULL) 38727be3ac6SBrian Somers return NULL; 38827be3ac6SBrian Somers 38927be3ac6SBrian Somers memcpy(&dev->dev, &basettydevice, sizeof dev->dev); 3904b698945SBrian Somers memset(&dev->Timer, '\0', sizeof dev->Timer); 39127be3ac6SBrian Somers tcgetattr(p->fd, &ios); 39227be3ac6SBrian Somers dev->ios = ios; 39327be3ac6SBrian Somers 39427be3ac6SBrian Somers log_Printf(LogDEBUG, "%s: tty_SetupDevice: physical (get): fd = %d," 39527be3ac6SBrian Somers " iflag = %lx, oflag = %lx, cflag = %lx\n", p->link.name, p->fd, 39627be3ac6SBrian Somers (u_long)ios.c_iflag, (u_long)ios.c_oflag, (u_long)ios.c_cflag); 39727be3ac6SBrian Somers 39827be3ac6SBrian Somers cfmakeraw(&ios); 39927be3ac6SBrian Somers if (p->cfg.rts_cts) 40027be3ac6SBrian Somers ios.c_cflag |= CLOCAL | CCTS_OFLOW | CRTS_IFLOW; 40127be3ac6SBrian Somers else { 40227be3ac6SBrian Somers ios.c_cflag |= CLOCAL; 40327be3ac6SBrian Somers ios.c_iflag |= IXOFF; 40427be3ac6SBrian Somers } 40527be3ac6SBrian Somers ios.c_iflag |= IXON; 40627be3ac6SBrian Somers if (p->type != PHYS_DEDICATED) 40727be3ac6SBrian Somers ios.c_cflag |= HUPCL; 40827be3ac6SBrian Somers 40927be3ac6SBrian Somers if (p->type != PHYS_DIRECT) { 41027be3ac6SBrian Somers /* Change tty speed when we're not in -direct mode */ 41127be3ac6SBrian Somers ios.c_cflag &= ~(CSIZE | PARODD | PARENB); 41227be3ac6SBrian Somers ios.c_cflag |= p->cfg.parity; 41327be3ac6SBrian Somers if (cfsetspeed(&ios, IntToSpeed(p->cfg.speed)) == -1) 41427be3ac6SBrian Somers log_Printf(LogWARN, "%s: %s: Unable to set speed to %d\n", 41527be3ac6SBrian Somers p->link.name, p->name.full, p->cfg.speed); 41627be3ac6SBrian Somers } 41727be3ac6SBrian Somers tcsetattr(p->fd, TCSADRAIN, &ios); 41827be3ac6SBrian Somers log_Printf(LogDEBUG, "%s: physical (put): iflag = %lx, oflag = %lx, " 41927be3ac6SBrian Somers "cflag = %lx\n", p->link.name, (u_long)ios.c_iflag, 42027be3ac6SBrian Somers (u_long)ios.c_oflag, (u_long)ios.c_cflag); 42127be3ac6SBrian Somers 42227be3ac6SBrian Somers if (ioctl(p->fd, TIOCMGET, &dev->mbits) == -1) { 42327be3ac6SBrian Somers if (p->type != PHYS_DIRECT) { 42427be3ac6SBrian Somers log_Printf(LogWARN, "%s: Open: Cannot get physical status: %s\n", 42527be3ac6SBrian Somers p->link.name, strerror(errno)); 42627be3ac6SBrian Somers physical_Close(p); 42727be3ac6SBrian Somers return NULL; 42827be3ac6SBrian Somers } else 42927be3ac6SBrian Somers dev->mbits = TIOCM_CD; 43027be3ac6SBrian Somers } 43127be3ac6SBrian Somers log_Printf(LogDEBUG, "%s: Open: physical control = %o\n", 43227be3ac6SBrian Somers p->link.name, dev->mbits); 43327be3ac6SBrian Somers 43427be3ac6SBrian Somers oldflag = fcntl(p->fd, F_GETFL, 0); 43527be3ac6SBrian Somers if (oldflag < 0) { 43627be3ac6SBrian Somers log_Printf(LogWARN, "%s: Open: Cannot get physical flags: %s\n", 43727be3ac6SBrian Somers p->link.name, strerror(errno)); 43827be3ac6SBrian Somers physical_Close(p); 43927be3ac6SBrian Somers return NULL; 44027be3ac6SBrian Somers } else 44127be3ac6SBrian Somers fcntl(p->fd, F_SETFL, oldflag & ~O_NONBLOCK); 44227be3ac6SBrian Somers 44327be3ac6SBrian Somers physical_SetupStack(p, PHYSICAL_NOFORCE); 44427be3ac6SBrian Somers 44527be3ac6SBrian Somers return &dev->dev; 44627be3ac6SBrian Somers } 44727be3ac6SBrian Somers 4486815097bSBrian Somers struct device * 4496815097bSBrian Somers tty_iov2device(int type, struct physical *p, struct iovec *iov, int *niov, 4506815097bSBrian Somers int maxiov) 4516815097bSBrian Somers { 4526815097bSBrian Somers if (type == TTY_DEVICE) { 4536815097bSBrian Somers struct ttydevice *dev; 4546815097bSBrian Somers 4556815097bSBrian Somers /* It's one of ours ! Let's create the device */ 4566815097bSBrian Somers 4576815097bSBrian Somers dev = (struct ttydevice *)iov[(*niov)++].iov_base; 4586815097bSBrian Somers /* Refresh function pointers etc */ 4596815097bSBrian Somers memcpy(&dev->dev, &basettydevice, sizeof dev->dev); 4606815097bSBrian Somers 4616815097bSBrian Somers physical_SetupStack(p, PHYSICAL_NOFORCE); 4626815097bSBrian Somers if (dev->Timer.state != TIMER_STOPPED) { 4636815097bSBrian Somers dev->Timer.state = TIMER_STOPPED; 4646815097bSBrian Somers tty_StartTimer(p); 4656815097bSBrian Somers } 4666815097bSBrian Somers return &dev->dev; 4676815097bSBrian Somers } 4686815097bSBrian Somers 4696815097bSBrian Somers return NULL; 4706815097bSBrian Somers } 4716815097bSBrian Somers 4726815097bSBrian Somers struct device * 4736815097bSBrian Somers tty_Create(struct physical *p) 4746815097bSBrian Somers { 4756815097bSBrian Somers if (p->fd >= 0 && isatty(p->fd)) { 4766815097bSBrian Somers if (*p->name.full == '\0') { 4776815097bSBrian Somers log_Printf(LogDEBUG, "%s: Input is a tty\n", p->link.name); 4786815097bSBrian Somers physical_SetDevice(p, ttyname(p->fd)); 4796815097bSBrian Somers if (tty_Lock(p, p->dl->bundle->unit) == -1) { 4806815097bSBrian Somers close(p->fd); 4816815097bSBrian Somers p->fd = -1; 4828dbb1e2bSBrian Somers } else 4838dbb1e2bSBrian Somers return tty_SetupDevice(p); 4846815097bSBrian Somers } else if (tty_Lock(p, p->dl->bundle->unit) != -1) { 4856815097bSBrian Somers log_Printf(LogDEBUG, "%s: Opened %s\n", p->link.name, p->name.full); 4868dbb1e2bSBrian Somers return tty_SetupDevice(p); 4876815097bSBrian Somers } 4886815097bSBrian Somers } 4896815097bSBrian Somers 4906815097bSBrian Somers return NULL; 4916815097bSBrian Somers } 492