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 * 26f5a99677SBrian Somers * $Id: tty.c,v 1.8 1999/05/27 08:42:49 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> 50f5a99677SBrian Somers #include <sysexits.h> 515d9e6103SBrian Somers #include <sys/wait.h> 526815097bSBrian Somers #include <sys/uio.h> 535d9e6103SBrian Somers #include <termios.h> 545d9e6103SBrian Somers #include <unistd.h> 555d9e6103SBrian Somers 565d9e6103SBrian Somers #include "layer.h" 575d9e6103SBrian Somers #include "defs.h" 585d9e6103SBrian Somers #include "mbuf.h" 595d9e6103SBrian Somers #include "log.h" 605d9e6103SBrian Somers #include "id.h" 615d9e6103SBrian Somers #include "sync.h" 625d9e6103SBrian Somers #include "timer.h" 635d9e6103SBrian Somers #include "lqr.h" 645d9e6103SBrian Somers #include "hdlc.h" 655d9e6103SBrian Somers #include "throughput.h" 665d9e6103SBrian Somers #include "fsm.h" 675d9e6103SBrian Somers #include "lcp.h" 685d9e6103SBrian Somers #include "ccp.h" 695d9e6103SBrian Somers #include "link.h" 705d9e6103SBrian Somers #include "async.h" 715d9e6103SBrian Somers #include "slcompress.h" 725d9e6103SBrian Somers #include "iplist.h" 735d9e6103SBrian Somers #include "ipcp.h" 745d9e6103SBrian Somers #include "filter.h" 755d9e6103SBrian Somers #include "descriptor.h" 765d9e6103SBrian Somers #include "physical.h" 775d9e6103SBrian Somers #include "mp.h" 785d9e6103SBrian Somers #ifndef NORADIUS 795d9e6103SBrian Somers #include "radius.h" 805d9e6103SBrian Somers #endif 815d9e6103SBrian Somers #include "chat.h" 825d9e6103SBrian Somers #include "command.h" 835d9e6103SBrian Somers #include "bundle.h" 845d9e6103SBrian Somers #include "prompt.h" 855d9e6103SBrian Somers #include "auth.h" 865d9e6103SBrian Somers #include "chap.h" 875d9e6103SBrian Somers #include "cbcp.h" 885d9e6103SBrian Somers #include "datalink.h" 89f5a99677SBrian Somers #include "main.h" 905d9e6103SBrian Somers #include "tty.h" 915d9e6103SBrian Somers 926815097bSBrian Somers #define Online(dev) ((dev)->mbits & TIOCM_CD) 936815097bSBrian Somers 946815097bSBrian Somers struct ttydevice { 956815097bSBrian Somers struct device dev; /* What struct physical knows about */ 966815097bSBrian Somers struct pppTimer Timer; /* CD checks */ 976815097bSBrian Somers int mbits; /* Current DCD status */ 986815097bSBrian Somers struct termios ios; /* To be able to reset from raw mode */ 996815097bSBrian Somers }; 1006815097bSBrian Somers 1016815097bSBrian Somers #define device2tty(d) ((d)->type == TTY_DEVICE ? (struct ttydevice *)d : NULL) 1025d9e6103SBrian Somers 103f5a99677SBrian Somers int 104f5a99677SBrian Somers tty_DeviceSize(void) 105f5a99677SBrian Somers { 106f5a99677SBrian Somers return sizeof(struct ttydevice); 107f5a99677SBrian Somers } 108f5a99677SBrian Somers 1095d9e6103SBrian Somers /* 1105d9e6103SBrian Somers * tty_Timeout() watches the DCD signal and mentions it if it's status 1115d9e6103SBrian Somers * changes. 1125d9e6103SBrian Somers */ 1135d9e6103SBrian Somers static void 1145d9e6103SBrian Somers tty_Timeout(void *data) 1155d9e6103SBrian Somers { 1165d9e6103SBrian Somers struct physical *p = data; 1176815097bSBrian Somers struct ttydevice *dev = device2tty(p->handler); 1185d9e6103SBrian Somers int ombits, change; 1195d9e6103SBrian Somers 1206815097bSBrian Somers timer_Stop(&dev->Timer); 1216815097bSBrian Somers dev->Timer.load = SECTICKS; /* Once a second please */ 1226815097bSBrian Somers timer_Start(&dev->Timer); 1236815097bSBrian Somers ombits = dev->mbits; 1245d9e6103SBrian Somers 1255d9e6103SBrian Somers if (p->fd >= 0) { 1266815097bSBrian Somers if (ioctl(p->fd, TIOCMGET, &dev->mbits) < 0) { 1275d9e6103SBrian Somers log_Printf(LogPHASE, "%s: ioctl error (%s)!\n", p->link.name, 1285d9e6103SBrian Somers strerror(errno)); 1295d9e6103SBrian Somers datalink_Down(p->dl, CLOSE_NORMAL); 1306815097bSBrian Somers timer_Stop(&dev->Timer); 1315d9e6103SBrian Somers return; 1325d9e6103SBrian Somers } 1335d9e6103SBrian Somers } else 1346815097bSBrian Somers dev->mbits = 0; 1355d9e6103SBrian Somers 1365d9e6103SBrian Somers if (ombits == -1) { 1375d9e6103SBrian Somers /* First time looking for carrier */ 1386815097bSBrian Somers if (Online(dev)) 1395d9e6103SBrian Somers log_Printf(LogDEBUG, "%s: %s: CD detected\n", p->link.name, p->name.full); 1405d9e6103SBrian Somers else if (p->cfg.cd.required) { 1415d9e6103SBrian Somers log_Printf(LogPHASE, "%s: %s: Required CD not detected\n", 1425d9e6103SBrian Somers p->link.name, p->name.full); 1435d9e6103SBrian Somers datalink_Down(p->dl, CLOSE_NORMAL); 1445d9e6103SBrian Somers } else { 1455d9e6103SBrian Somers log_Printf(LogPHASE, "%s: %s doesn't support CD\n", 1465d9e6103SBrian Somers p->link.name, p->name.full); 1476815097bSBrian Somers timer_Stop(&dev->Timer); 1486815097bSBrian Somers dev->mbits = TIOCM_CD; 1495d9e6103SBrian Somers } 1505d9e6103SBrian Somers } else { 1516815097bSBrian Somers change = ombits ^ dev->mbits; 1525d9e6103SBrian Somers if (change & TIOCM_CD) { 1536815097bSBrian Somers if (dev->mbits & TIOCM_CD) 1545d9e6103SBrian Somers log_Printf(LogDEBUG, "%s: offline -> online\n", p->link.name); 1555d9e6103SBrian Somers else { 1565d9e6103SBrian Somers log_Printf(LogDEBUG, "%s: online -> offline\n", p->link.name); 1575d9e6103SBrian Somers log_Printf(LogPHASE, "%s: Carrier lost\n", p->link.name); 1585d9e6103SBrian Somers datalink_Down(p->dl, CLOSE_NORMAL); 1596815097bSBrian Somers timer_Stop(&dev->Timer); 1605d9e6103SBrian Somers } 1615d9e6103SBrian Somers } else 1625d9e6103SBrian Somers log_Printf(LogDEBUG, "%s: Still %sline\n", p->link.name, 1636815097bSBrian Somers Online(dev) ? "on" : "off"); 1645d9e6103SBrian Somers } 1655d9e6103SBrian Somers } 1665d9e6103SBrian Somers 1675d9e6103SBrian Somers static void 1685d9e6103SBrian Somers tty_StartTimer(struct physical *p) 1695d9e6103SBrian Somers { 1706815097bSBrian Somers struct ttydevice *dev = device2tty(p->handler); 1716815097bSBrian Somers 1726815097bSBrian Somers timer_Stop(&dev->Timer); 1736815097bSBrian Somers dev->Timer.load = SECTICKS * p->cfg.cd.delay; 1746815097bSBrian Somers dev->Timer.func = tty_Timeout; 1756815097bSBrian Somers dev->Timer.name = "tty CD"; 1766815097bSBrian Somers dev->Timer.arg = p; 1775d9e6103SBrian Somers log_Printf(LogDEBUG, "%s: Using tty_Timeout [%p]\n", 1785d9e6103SBrian Somers p->link.name, tty_Timeout); 1796815097bSBrian Somers dev->mbits = -1; /* So we know it's the first time */ 1806815097bSBrian Somers timer_Start(&dev->Timer); 1815d9e6103SBrian Somers } 1825d9e6103SBrian Somers 1835d9e6103SBrian Somers static int 1845d9e6103SBrian Somers tty_Raw(struct physical *p) 1855d9e6103SBrian Somers { 1866815097bSBrian Somers struct ttydevice *dev = device2tty(p->handler); 1878dbb1e2bSBrian Somers struct termios ios; 1885d9e6103SBrian Somers int oldflag; 1895d9e6103SBrian Somers 1905d9e6103SBrian Somers if (physical_IsSync(p)) 1915d9e6103SBrian Somers return 1; 1925d9e6103SBrian Somers 1935d9e6103SBrian Somers log_Printf(LogDEBUG, "%s: Entering physical_Raw\n", p->link.name); 1945d9e6103SBrian Somers 1956815097bSBrian Somers if (p->type != PHYS_DIRECT && p->fd >= 0 && !Online(dev)) 1965d9e6103SBrian Somers log_Printf(LogDEBUG, "%s: Raw: descriptor = %d, mbits = %x\n", 1976815097bSBrian Somers p->link.name, p->fd, dev->mbits); 1985d9e6103SBrian Somers 1998dbb1e2bSBrian Somers tcgetattr(p->fd, &ios); 2008dbb1e2bSBrian Somers cfmakeraw(&ios); 2015d9e6103SBrian Somers if (p->cfg.rts_cts) 2028dbb1e2bSBrian Somers ios.c_cflag |= CLOCAL | CCTS_OFLOW | CRTS_IFLOW; 2035d9e6103SBrian Somers else 2048dbb1e2bSBrian Somers ios.c_cflag |= CLOCAL; 2055d9e6103SBrian Somers 2065d9e6103SBrian Somers if (p->type != PHYS_DEDICATED) 2078dbb1e2bSBrian Somers ios.c_cflag |= HUPCL; 2085d9e6103SBrian Somers 2098dbb1e2bSBrian Somers tcsetattr(p->fd, TCSANOW, &ios); 2105d9e6103SBrian Somers 2115d9e6103SBrian Somers oldflag = fcntl(p->fd, F_GETFL, 0); 2125d9e6103SBrian Somers if (oldflag < 0) 2135d9e6103SBrian Somers return 0; 2145d9e6103SBrian Somers fcntl(p->fd, F_SETFL, oldflag | O_NONBLOCK); 2155d9e6103SBrian Somers 2166815097bSBrian Somers if (ioctl(p->fd, TIOCMGET, &dev->mbits) == 0) 2175d9e6103SBrian Somers tty_StartTimer(p); 2185d9e6103SBrian Somers 2195d9e6103SBrian Somers return 1; 2205d9e6103SBrian Somers } 2215d9e6103SBrian Somers 2225d9e6103SBrian Somers static void 2235d9e6103SBrian Somers tty_Offline(struct physical *p) 2245d9e6103SBrian Somers { 2256815097bSBrian Somers struct ttydevice *dev = device2tty(p->handler); 2266815097bSBrian Somers 2275d9e6103SBrian Somers if (p->fd >= 0) { 2286815097bSBrian Somers timer_Stop(&dev->Timer); 2296815097bSBrian Somers dev->mbits &= ~TIOCM_DTR; 2306815097bSBrian Somers if (Online(dev)) { 2315d9e6103SBrian Somers struct termios tio; 2325d9e6103SBrian Somers 2335d9e6103SBrian Somers tcgetattr(p->fd, &tio); 2345d9e6103SBrian Somers if (cfsetspeed(&tio, B0) == -1) 2355d9e6103SBrian Somers log_Printf(LogWARN, "%s: Unable to set physical to speed 0\n", 2365d9e6103SBrian Somers p->link.name); 2375d9e6103SBrian Somers else 2385d9e6103SBrian Somers tcsetattr(p->fd, TCSANOW, &tio); 2395d9e6103SBrian Somers } 2405d9e6103SBrian Somers } 2415d9e6103SBrian Somers } 2425d9e6103SBrian Somers 2435d9e6103SBrian Somers static void 2445d9e6103SBrian Somers tty_Cooked(struct physical *p) 2455d9e6103SBrian Somers { 2466815097bSBrian Somers struct ttydevice *dev = device2tty(p->handler); 2475d9e6103SBrian Somers int oldflag; 2485d9e6103SBrian Somers 249d0b3b745SBrian Somers tty_Offline(p); /* In case of emergency close()s */ 250d0b3b745SBrian Somers 2515d9e6103SBrian Somers tcflush(p->fd, TCIOFLUSH); 2525d9e6103SBrian Somers if (!physical_IsSync(p)) { 2536815097bSBrian Somers tcsetattr(p->fd, TCSAFLUSH, &dev->ios); 2545d9e6103SBrian Somers oldflag = fcntl(p->fd, F_GETFL, 0); 2555d9e6103SBrian Somers if (oldflag == 0) 2565d9e6103SBrian Somers fcntl(p->fd, F_SETFL, oldflag & ~O_NONBLOCK); 2575d9e6103SBrian Somers } 2585d9e6103SBrian Somers } 2595d9e6103SBrian Somers 2605d9e6103SBrian Somers static void 2616815097bSBrian Somers tty_StopTimer(struct physical *p) 2625d9e6103SBrian Somers { 2636815097bSBrian Somers struct ttydevice *dev = device2tty(p->handler); 2646815097bSBrian Somers 2656815097bSBrian Somers timer_Stop(&dev->Timer); 2665d9e6103SBrian Somers } 2675d9e6103SBrian Somers 2685d9e6103SBrian Somers static void 2696815097bSBrian Somers tty_Free(struct physical *p) 2705d9e6103SBrian Somers { 2716815097bSBrian Somers struct ttydevice *dev = device2tty(p->handler); 2726815097bSBrian Somers 273d0b3b745SBrian Somers tty_Offline(p); /* In case of emergency close()s */ 2746815097bSBrian Somers free(dev); 2755d9e6103SBrian Somers } 2765d9e6103SBrian Somers 2775d9e6103SBrian Somers static int 2785d9e6103SBrian Somers tty_Speed(struct physical *p) 2795d9e6103SBrian Somers { 2808dbb1e2bSBrian Somers struct termios ios; 2815d9e6103SBrian Somers 2828dbb1e2bSBrian Somers if (tcgetattr(p->fd, &ios) == -1) 2835d9e6103SBrian Somers return 0; 2845d9e6103SBrian Somers 2858dbb1e2bSBrian Somers return SpeedToInt(cfgetispeed(&ios)); 2865d9e6103SBrian Somers } 2875d9e6103SBrian Somers 2885d9e6103SBrian Somers static const char * 2895d9e6103SBrian Somers tty_OpenInfo(struct physical *p) 2905d9e6103SBrian Somers { 2916815097bSBrian Somers struct ttydevice *dev = device2tty(p->handler); 2925d9e6103SBrian Somers static char buf[13]; 2935d9e6103SBrian Somers 2946815097bSBrian Somers if (Online(dev)) 2955d9e6103SBrian Somers strcpy(buf, "with"); 2965d9e6103SBrian Somers else 2975d9e6103SBrian Somers strcpy(buf, "no"); 2985d9e6103SBrian Somers strcat(buf, " carrier"); 2995d9e6103SBrian Somers return buf; 3005d9e6103SBrian Somers } 3015d9e6103SBrian Somers 3026815097bSBrian Somers static void 303f5a99677SBrian Somers tty_device2iov(struct device *d, struct iovec *iov, int *niov, 3046815097bSBrian Somers int maxiov, pid_t newpid) 3056815097bSBrian Somers { 306f5a99677SBrian Somers struct ttydevice *dev = device2tty(d); 307f5a99677SBrian Somers int sz = physical_MaxDeviceSize(); 3086815097bSBrian Somers 309f5a99677SBrian Somers iov[*niov].iov_base = realloc(d, sz); 310f5a99677SBrian Somers if (iov[*niov].iov_base == NULL) { 311f5a99677SBrian Somers log_Printf(LogALERT, "Failed to allocate memory: %d\n", sz); 312f5a99677SBrian Somers AbortProgram(EX_OSERR); 313f5a99677SBrian Somers } 314f5a99677SBrian Somers iov[*niov].iov_len = sz; 3156815097bSBrian Somers (*niov)++; 3166815097bSBrian Somers 3176815097bSBrian Somers if (dev->Timer.state != TIMER_STOPPED) { 3186815097bSBrian Somers timer_Stop(&dev->Timer); 3196815097bSBrian Somers dev->Timer.state = TIMER_RUNNING; 3206815097bSBrian Somers } 3216815097bSBrian Somers } 3226815097bSBrian Somers 3236815097bSBrian Somers static struct device basettydevice = { 3245d9e6103SBrian Somers TTY_DEVICE, 3255d9e6103SBrian Somers "tty", 3265d9e6103SBrian Somers tty_Raw, 3275d9e6103SBrian Somers tty_Offline, 3285d9e6103SBrian Somers tty_Cooked, 3296815097bSBrian Somers tty_StopTimer, 3306815097bSBrian Somers tty_Free, 3316815097bSBrian Somers NULL, 3326815097bSBrian Somers NULL, 3336815097bSBrian Somers tty_device2iov, 3345d9e6103SBrian Somers tty_Speed, 3355d9e6103SBrian Somers tty_OpenInfo 3365d9e6103SBrian Somers }; 3376815097bSBrian Somers 3389950fb2aSBrian Somers struct device * 3399950fb2aSBrian Somers tty_iov2device(int type, struct physical *p, struct iovec *iov, int *niov, 3409950fb2aSBrian Somers int maxiov) 3419950fb2aSBrian Somers { 3429950fb2aSBrian Somers if (type == TTY_DEVICE) { 343acbd1f00SBrian Somers struct ttydevice *dev = (struct ttydevice *)iov[(*niov)++].iov_base; 3449950fb2aSBrian Somers 345f5a99677SBrian Somers dev = realloc(dev, sizeof *dev); /* Reduce to the correct size */ 346f5a99677SBrian Somers if (dev == NULL) { 347f5a99677SBrian Somers log_Printf(LogALERT, "Failed to allocate memory: %d\n", 348f5a99677SBrian Somers (int)(sizeof *dev)); 349f5a99677SBrian Somers AbortProgram(EX_OSERR); 350f5a99677SBrian Somers } 351f5a99677SBrian Somers 3529950fb2aSBrian Somers /* Refresh function pointers etc */ 3539950fb2aSBrian Somers memcpy(&dev->dev, &basettydevice, sizeof dev->dev); 3549950fb2aSBrian Somers 355acbd1f00SBrian Somers physical_SetupStack(p, dev->dev.name, PHYSICAL_NOFORCE); 3569950fb2aSBrian Somers if (dev->Timer.state != TIMER_STOPPED) { 3579950fb2aSBrian Somers dev->Timer.state = TIMER_STOPPED; 358f5a99677SBrian Somers p->handler = &dev->dev; /* For the benefit of StartTimer */ 3599950fb2aSBrian Somers tty_StartTimer(p); 3609950fb2aSBrian Somers } 3619950fb2aSBrian Somers return &dev->dev; 3629950fb2aSBrian Somers } 3639950fb2aSBrian Somers 3649950fb2aSBrian Somers return NULL; 3659950fb2aSBrian Somers } 3669950fb2aSBrian Somers 3679950fb2aSBrian Somers struct device * 3689950fb2aSBrian Somers tty_Create(struct physical *p) 36927be3ac6SBrian Somers { 37027be3ac6SBrian Somers struct ttydevice *dev; 37127be3ac6SBrian Somers struct termios ios; 37227be3ac6SBrian Somers int oldflag; 37327be3ac6SBrian Somers 3749950fb2aSBrian Somers if (p->fd < 0 || !isatty(p->fd)) 3759950fb2aSBrian Somers /* Don't want this */ 37627be3ac6SBrian Somers return NULL; 37727be3ac6SBrian Somers 3789950fb2aSBrian Somers if (*p->name.full == '\0') { 3799950fb2aSBrian Somers physical_SetDevice(p, ttyname(p->fd)); 3809950fb2aSBrian Somers log_Printf(LogDEBUG, "%s: Input is a tty (%s)\n", 3819950fb2aSBrian Somers p->link.name, p->name.full); 3829950fb2aSBrian Somers } else 3839950fb2aSBrian Somers log_Printf(LogDEBUG, "%s: Opened %s\n", p->link.name, p->name.full); 3849950fb2aSBrian Somers 3859950fb2aSBrian Somers /* We're gonna return a ttydevice (unless something goes horribly wrong) */ 3869950fb2aSBrian Somers 3879950fb2aSBrian Somers if ((dev = malloc(sizeof *dev)) == NULL) { 3889950fb2aSBrian Somers /* Complete failure - parent doesn't continue trying to ``create'' */ 3899950fb2aSBrian Somers close(p->fd); 3909950fb2aSBrian Somers p->fd = -1; 3919950fb2aSBrian Somers return NULL; 3929950fb2aSBrian Somers } 3939950fb2aSBrian Somers 39427be3ac6SBrian Somers memcpy(&dev->dev, &basettydevice, sizeof dev->dev); 3954b698945SBrian Somers memset(&dev->Timer, '\0', sizeof dev->Timer); 39627be3ac6SBrian Somers tcgetattr(p->fd, &ios); 39727be3ac6SBrian Somers dev->ios = ios; 39827be3ac6SBrian Somers 3999950fb2aSBrian Somers log_Printf(LogDEBUG, "%s: tty_Create: physical (get): fd = %d," 40027be3ac6SBrian Somers " iflag = %lx, oflag = %lx, cflag = %lx\n", p->link.name, p->fd, 40127be3ac6SBrian Somers (u_long)ios.c_iflag, (u_long)ios.c_oflag, (u_long)ios.c_cflag); 40227be3ac6SBrian Somers 40327be3ac6SBrian Somers cfmakeraw(&ios); 40427be3ac6SBrian Somers if (p->cfg.rts_cts) 40527be3ac6SBrian Somers ios.c_cflag |= CLOCAL | CCTS_OFLOW | CRTS_IFLOW; 40627be3ac6SBrian Somers else { 40727be3ac6SBrian Somers ios.c_cflag |= CLOCAL; 40827be3ac6SBrian Somers ios.c_iflag |= IXOFF; 40927be3ac6SBrian Somers } 41027be3ac6SBrian Somers ios.c_iflag |= IXON; 41127be3ac6SBrian Somers if (p->type != PHYS_DEDICATED) 41227be3ac6SBrian Somers ios.c_cflag |= HUPCL; 41327be3ac6SBrian Somers 41427be3ac6SBrian Somers if (p->type != PHYS_DIRECT) { 41527be3ac6SBrian Somers /* Change tty speed when we're not in -direct mode */ 41627be3ac6SBrian Somers ios.c_cflag &= ~(CSIZE | PARODD | PARENB); 41727be3ac6SBrian Somers ios.c_cflag |= p->cfg.parity; 41827be3ac6SBrian Somers if (cfsetspeed(&ios, IntToSpeed(p->cfg.speed)) == -1) 41927be3ac6SBrian Somers log_Printf(LogWARN, "%s: %s: Unable to set speed to %d\n", 42027be3ac6SBrian Somers p->link.name, p->name.full, p->cfg.speed); 42127be3ac6SBrian Somers } 42227be3ac6SBrian Somers tcsetattr(p->fd, TCSADRAIN, &ios); 42327be3ac6SBrian Somers log_Printf(LogDEBUG, "%s: physical (put): iflag = %lx, oflag = %lx, " 42427be3ac6SBrian Somers "cflag = %lx\n", p->link.name, (u_long)ios.c_iflag, 42527be3ac6SBrian Somers (u_long)ios.c_oflag, (u_long)ios.c_cflag); 42627be3ac6SBrian Somers 42727be3ac6SBrian Somers if (ioctl(p->fd, TIOCMGET, &dev->mbits) == -1) { 42827be3ac6SBrian Somers if (p->type != PHYS_DIRECT) { 4299950fb2aSBrian Somers /* Complete failure - parent doesn't continue trying to ``create'' */ 4309950fb2aSBrian Somers 43127be3ac6SBrian Somers log_Printf(LogWARN, "%s: Open: Cannot get physical status: %s\n", 43227be3ac6SBrian Somers p->link.name, strerror(errno)); 4339950fb2aSBrian Somers tty_Cooked(p); 4349950fb2aSBrian Somers close(p->fd); 4359950fb2aSBrian Somers p->fd = -1; 43627be3ac6SBrian Somers return NULL; 43727be3ac6SBrian Somers } else 43827be3ac6SBrian Somers dev->mbits = TIOCM_CD; 43927be3ac6SBrian Somers } 44027be3ac6SBrian Somers log_Printf(LogDEBUG, "%s: Open: physical control = %o\n", 44127be3ac6SBrian Somers p->link.name, dev->mbits); 44227be3ac6SBrian Somers 44327be3ac6SBrian Somers oldflag = fcntl(p->fd, F_GETFL, 0); 44427be3ac6SBrian Somers if (oldflag < 0) { 4459950fb2aSBrian Somers /* Complete failure - parent doesn't continue trying to ``create'' */ 4469950fb2aSBrian Somers 44727be3ac6SBrian Somers log_Printf(LogWARN, "%s: Open: Cannot get physical flags: %s\n", 44827be3ac6SBrian Somers p->link.name, strerror(errno)); 4499950fb2aSBrian Somers tty_Cooked(p); 4509950fb2aSBrian Somers close(p->fd); 4519950fb2aSBrian Somers p->fd = -1; 45227be3ac6SBrian Somers return NULL; 45327be3ac6SBrian Somers } else 45427be3ac6SBrian Somers fcntl(p->fd, F_SETFL, oldflag & ~O_NONBLOCK); 45527be3ac6SBrian Somers 456acbd1f00SBrian Somers physical_SetupStack(p, dev->dev.name, PHYSICAL_NOFORCE); 45727be3ac6SBrian Somers 45827be3ac6SBrian Somers return &dev->dev; 45927be3ac6SBrian Somers } 460