11592Srgrimes/* 215645Sjoerg * Copyright (c) 1983, 1993 315645Sjoerg * The Regents of the University of California. All rights reserved. 41592Srgrimes * 51592Srgrimes * Redistribution and use in source and binary forms, with or without 61592Srgrimes * modification, are permitted provided that the following conditions 71592Srgrimes * are met: 81592Srgrimes * 1. Redistributions of source code must retain the above copyright 91592Srgrimes * notice, this list of conditions and the following disclaimer. 101592Srgrimes * 2. Redistributions in binary form must reproduce the above copyright 111592Srgrimes * notice, this list of conditions and the following disclaimer in the 121592Srgrimes * documentation and/or other materials provided with the distribution. 131592Srgrimes * 3. All advertising materials mentioning features or use of this software 141592Srgrimes * must display the following acknowledgement: 151592Srgrimes * This product includes software developed by the University of 161592Srgrimes * California, Berkeley and its contributors. 171592Srgrimes * 4. Neither the name of the University nor the names of its contributors 181592Srgrimes * may be used to endorse or promote products derived from this software 191592Srgrimes * without specific prior written permission. 201592Srgrimes * 211592Srgrimes * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND 221592Srgrimes * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE 231592Srgrimes * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE 241592Srgrimes * ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE 251592Srgrimes * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL 261592Srgrimes * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS 271592Srgrimes * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) 281592Srgrimes * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT 291592Srgrimes * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY 301592Srgrimes * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF 311592Srgrimes * SUCH DAMAGE. 321592Srgrimes */ 331592Srgrimes 341592Srgrimes#ifndef lint 3531331Scharnier#if 0 3631331Scharnierstatic char sccsid[] = "@(#)from: subr.c 8.1 (Berkeley) 6/4/93"; 3731331Scharnier#endif 3831331Scharnierstatic const char rcsid[] = 3950476Speter "$FreeBSD$"; 401592Srgrimes#endif /* not lint */ 411592Srgrimes 421592Srgrimes/* 431592Srgrimes * Melbourne getty. 441592Srgrimes */ 4531331Scharnier#ifdef DEBUG 4631331Scharnier#include <stdio.h> 4731331Scharnier#endif 4815645Sjoerg#include <stdlib.h> 491592Srgrimes#include <string.h> 5015645Sjoerg#include <termios.h> 5131331Scharnier#include <unistd.h> 5215645Sjoerg#include <sys/ioctl.h> 5315645Sjoerg#include <sys/param.h> 5431331Scharnier#include <sys/time.h> 5525709Sdavidn#include <syslog.h> 5615645Sjoerg 571592Srgrimes#include "gettytab.h" 5815645Sjoerg#include "pathnames.h" 5915645Sjoerg#include "extern.h" 601592Srgrimes 611592Srgrimes 6215645Sjoerg 631592Srgrimes/* 641592Srgrimes * Get a table entry. 651592Srgrimes */ 6615645Sjoergvoid 6790301Simpgettable(const char *name, char *buf) 681592Srgrimes{ 6990301Simp struct gettystrs *sp; 7090301Simp struct gettynums *np; 7190301Simp struct gettyflags *fp; 7215645Sjoerg long n; 7325709Sdavidn int l; 7425709Sdavidn char *p; 7525709Sdavidn char *msg = NULL; 7615645Sjoerg const char *dba[2]; 7725709Sdavidn 7825709Sdavidn static int firsttime = 1; 7925709Sdavidn 8015645Sjoerg dba[0] = _PATH_GETTYTAB; 8115645Sjoerg dba[1] = 0; 821592Srgrimes 8325709Sdavidn if (firsttime) { 8425709Sdavidn /* 8525709Sdavidn * we need to strdup() anything in the strings array 8625709Sdavidn * initially in order to simplify things later 8725709Sdavidn */ 8825709Sdavidn for (sp = gettystrs; sp->field; sp++) 8925709Sdavidn if (sp->value != NULL) { 9025709Sdavidn /* handle these ones more carefully */ 9125709Sdavidn if (sp >= &gettystrs[4] && sp <= &gettystrs[6]) 9225709Sdavidn l = 2; 9325709Sdavidn else 9425709Sdavidn l = strlen(sp->value) + 1; 9525709Sdavidn if ((p = malloc(l)) != NULL) { 9625709Sdavidn strncpy(p, sp->value, l); 9725709Sdavidn p[l-1] = '\0'; 9825709Sdavidn } 9925709Sdavidn /* 10025709Sdavidn * replace, even if NULL, else we'll 10125709Sdavidn * have problems with free()ing static mem 10225709Sdavidn */ 10325709Sdavidn sp->value = p; 10425709Sdavidn } 10525709Sdavidn firsttime = 0; 10625709Sdavidn } 10725709Sdavidn 10825709Sdavidn switch (cgetent(&buf, (char **)dba, (char *)name)) { 10925709Sdavidn case 1: 11025709Sdavidn msg = "%s: couldn't resolve 'tc=' in gettytab '%s'"; 11125709Sdavidn case 0: 11225709Sdavidn break; 11325709Sdavidn case -1: 11425709Sdavidn msg = "%s: unknown gettytab entry '%s'"; 11525709Sdavidn break; 11625709Sdavidn case -2: 11725709Sdavidn msg = "%s: retrieving gettytab entry '%s': %m"; 11825709Sdavidn break; 11925709Sdavidn case -3: 12025709Sdavidn msg = "%s: recursive 'tc=' reference gettytab entry '%s'"; 12125709Sdavidn break; 12225709Sdavidn default: 12325709Sdavidn msg = "%s: unexpected cgetent() error for entry '%s'"; 12425709Sdavidn break; 12525709Sdavidn } 12625709Sdavidn 12725709Sdavidn if (msg != NULL) { 12825709Sdavidn syslog(LOG_ERR, msg, "getty", name); 1291592Srgrimes return; 13025709Sdavidn } 1311592Srgrimes 13225709Sdavidn for (sp = gettystrs; sp->field; sp++) { 13329045Sdavidn if ((l = cgetstr(buf, (char*)sp->field, &p)) >= 0) { 13425709Sdavidn if (sp->value) { 13525709Sdavidn /* prefer existing value */ 13625709Sdavidn if (strcmp(p, sp->value) != 0) 13725709Sdavidn free(sp->value); 13825709Sdavidn else { 13925709Sdavidn free(p); 14025709Sdavidn p = sp->value; 14125709Sdavidn } 14225709Sdavidn } 14325709Sdavidn sp->value = p; 14425709Sdavidn } else if (l == -1) { 14525709Sdavidn free(sp->value); 14625709Sdavidn sp->value = NULL; 14725709Sdavidn } 14825709Sdavidn } 14925709Sdavidn 1501592Srgrimes for (np = gettynums; np->field; np++) { 15125709Sdavidn if (cgetnum(buf, (char*)np->field, &n) == -1) 1521592Srgrimes np->set = 0; 1531592Srgrimes else { 1541592Srgrimes np->set = 1; 1551592Srgrimes np->value = n; 1561592Srgrimes } 1571592Srgrimes } 15825709Sdavidn 1591592Srgrimes for (fp = gettyflags; fp->field; fp++) { 16025709Sdavidn if (cgetcap(buf, (char *)fp->field, ':') == NULL) 1611592Srgrimes fp->set = 0; 1621592Srgrimes else { 1631592Srgrimes fp->set = 1; 16415645Sjoerg fp->value = 1 ^ fp->invrt; 1651592Srgrimes } 1661592Srgrimes } 16725709Sdavidn 16815645Sjoerg#ifdef DEBUG 16915645Sjoerg printf("name=\"%s\", buf=\"%s\"\r\n", name, buf); 17015645Sjoerg for (sp = gettystrs; sp->field; sp++) 17129045Sdavidn printf("cgetstr: %s=%s\r\n", sp->field, sp->value); 17215645Sjoerg for (np = gettynums; np->field; np++) 17315645Sjoerg printf("cgetnum: %s=%d\r\n", np->field, np->value); 17415645Sjoerg for (fp = gettyflags; fp->field; fp++) 17515645Sjoerg printf("cgetflags: %s='%c' set='%c'\r\n", fp->field, 17615645Sjoerg fp->value + '0', fp->set + '0'); 17715645Sjoerg#endif /* DEBUG */ 1781592Srgrimes} 1791592Srgrimes 18015645Sjoergvoid 18190301Simpgendefaults(void) 1821592Srgrimes{ 18390301Simp struct gettystrs *sp; 18490301Simp struct gettynums *np; 18590301Simp struct gettyflags *fp; 1861592Srgrimes 1871592Srgrimes for (sp = gettystrs; sp->field; sp++) 1881592Srgrimes if (sp->value) 18925709Sdavidn sp->defalt = strdup(sp->value); 1901592Srgrimes for (np = gettynums; np->field; np++) 1911592Srgrimes if (np->set) 1921592Srgrimes np->defalt = np->value; 1931592Srgrimes for (fp = gettyflags; fp->field; fp++) 1941592Srgrimes if (fp->set) 1951592Srgrimes fp->defalt = fp->value; 1961592Srgrimes else 1971592Srgrimes fp->defalt = fp->invrt; 1981592Srgrimes} 1991592Srgrimes 20015645Sjoergvoid 20190301Simpsetdefaults(void) 2021592Srgrimes{ 20390301Simp struct gettystrs *sp; 20490301Simp struct gettynums *np; 20590301Simp struct gettyflags *fp; 2061592Srgrimes 2071592Srgrimes for (sp = gettystrs; sp->field; sp++) 2081592Srgrimes if (!sp->value) 20925709Sdavidn sp->value = !sp->defalt ? sp->defalt 21025709Sdavidn : strdup(sp->defalt); 2111592Srgrimes for (np = gettynums; np->field; np++) 2121592Srgrimes if (!np->set) 2131592Srgrimes np->value = np->defalt; 2141592Srgrimes for (fp = gettyflags; fp->field; fp++) 2151592Srgrimes if (!fp->set) 2161592Srgrimes fp->value = fp->defalt; 2171592Srgrimes} 2181592Srgrimes 2191592Srgrimesstatic char ** 2201592Srgrimescharnames[] = { 2211592Srgrimes &ER, &KL, &IN, &QU, &XN, &XF, &ET, &BK, 2221592Srgrimes &SU, &DS, &RP, &FL, &WE, &LN, 0 2231592Srgrimes}; 2241592Srgrimes 2251592Srgrimesstatic char * 2261592Srgrimescharvars[] = { 22715645Sjoerg &tmode.c_cc[VERASE], &tmode.c_cc[VKILL], &tmode.c_cc[VINTR], 22815645Sjoerg &tmode.c_cc[VQUIT], &tmode.c_cc[VSTART], &tmode.c_cc[VSTOP], 22915645Sjoerg &tmode.c_cc[VEOF], &tmode.c_cc[VEOL], &tmode.c_cc[VSUSP], 23015645Sjoerg &tmode.c_cc[VDSUSP], &tmode.c_cc[VREPRINT], &tmode.c_cc[VDISCARD], 23115645Sjoerg &tmode.c_cc[VWERASE], &tmode.c_cc[VLNEXT], 0 2321592Srgrimes}; 2331592Srgrimes 23415645Sjoergvoid 23590301Simpsetchars(void) 2361592Srgrimes{ 23790301Simp int i; 23890301Simp const char *p; 2391592Srgrimes 2401592Srgrimes for (i = 0; charnames[i]; i++) { 2411592Srgrimes p = *charnames[i]; 2421592Srgrimes if (p && *p) 2431592Srgrimes *charvars[i] = *p; 2441592Srgrimes else 24515645Sjoerg *charvars[i] = _POSIX_VDISABLE; 2461592Srgrimes } 2471592Srgrimes} 2481592Srgrimes 24915645Sjoerg/* Macros to clear/set/test flags. */ 25015645Sjoerg#define SET(t, f) (t) |= (f) 25115645Sjoerg#define CLR(t, f) (t) &= ~(f) 25215645Sjoerg#define ISSET(t, f) ((t) & (f)) 25315645Sjoerg 25415645Sjoergvoid 25590301Simpset_flags(int n) 2561592Srgrimes{ 25790301Simp tcflag_t iflag, oflag, cflag, lflag; 2581592Srgrimes 2591592Srgrimes 26015645Sjoerg switch (n) { 26115645Sjoerg case 0: 26215645Sjoerg if (C0set && I0set && L0set && O0set) { 26315645Sjoerg tmode.c_cflag = C0; 26415645Sjoerg tmode.c_iflag = I0; 26515645Sjoerg tmode.c_lflag = L0; 26615645Sjoerg tmode.c_oflag = O0; 26715645Sjoerg return; 26815645Sjoerg } 26915645Sjoerg break; 27015645Sjoerg case 1: 27115645Sjoerg if (C1set && I1set && L1set && O1set) { 27215645Sjoerg tmode.c_cflag = C1; 27315645Sjoerg tmode.c_iflag = I1; 27415645Sjoerg tmode.c_lflag = L1; 27515645Sjoerg tmode.c_oflag = O1; 27615645Sjoerg return; 27715645Sjoerg } 27815645Sjoerg break; 27915645Sjoerg default: 28015645Sjoerg if (C2set && I2set && L2set && O2set) { 28115645Sjoerg tmode.c_cflag = C2; 28215645Sjoerg tmode.c_iflag = I2; 28315645Sjoerg tmode.c_lflag = L2; 28415645Sjoerg tmode.c_oflag = O2; 28515645Sjoerg return; 28615645Sjoerg } 28715645Sjoerg break; 28815645Sjoerg } 2891592Srgrimes 29015645Sjoerg iflag = omode.c_iflag; 29115645Sjoerg oflag = omode.c_oflag; 29215645Sjoerg cflag = omode.c_cflag; 29315645Sjoerg lflag = omode.c_lflag; 2941592Srgrimes 29515645Sjoerg if (NP) { 29615645Sjoerg CLR(cflag, CSIZE|PARENB); 29715645Sjoerg SET(cflag, CS8); 29815645Sjoerg CLR(iflag, ISTRIP|INPCK|IGNPAR); 29915645Sjoerg } else if (AP || EP || OP) { 30015645Sjoerg CLR(cflag, CSIZE); 30115645Sjoerg SET(cflag, CS7|PARENB); 30215645Sjoerg SET(iflag, ISTRIP); 30315645Sjoerg if (OP && !EP) { 30415645Sjoerg SET(iflag, INPCK|IGNPAR); 30515645Sjoerg SET(cflag, PARODD); 30615645Sjoerg if (AP) 30715645Sjoerg CLR(iflag, INPCK); 30815645Sjoerg } else if (EP && !OP) { 30915645Sjoerg SET(iflag, INPCK|IGNPAR); 31015645Sjoerg CLR(cflag, PARODD); 31115645Sjoerg if (AP) 31215645Sjoerg CLR(iflag, INPCK); 31315645Sjoerg } else if (AP || (EP && OP)) { 31415645Sjoerg CLR(iflag, INPCK|IGNPAR); 31515645Sjoerg CLR(cflag, PARODD); 31615645Sjoerg } 31715645Sjoerg } /* else, leave as is */ 31815645Sjoerg 31915645Sjoerg#if 0 3201592Srgrimes if (UC) 3211592Srgrimes f |= LCASE; 32215645Sjoerg#endif 3231592Srgrimes 32415645Sjoerg if (HC) 32515645Sjoerg SET(cflag, HUPCL); 32615645Sjoerg else 32715645Sjoerg CLR(cflag, HUPCL); 3281592Srgrimes 32915645Sjoerg if (MB) 33015645Sjoerg SET(cflag, MDMBUF); 33115645Sjoerg else 33215645Sjoerg CLR(cflag, MDMBUF); 3331592Srgrimes 33422208Sdavidn if (HW) 33522208Sdavidn SET(cflag, CRTSCTS); 33622208Sdavidn else 33722208Sdavidn CLR(cflag, CRTSCTS); 33822208Sdavidn 33915645Sjoerg if (NL) { 34015645Sjoerg SET(iflag, ICRNL); 34115645Sjoerg SET(oflag, ONLCR|OPOST); 34215645Sjoerg } else { 34315645Sjoerg CLR(iflag, ICRNL); 34415645Sjoerg CLR(oflag, ONLCR); 3451592Srgrimes } 3461592Srgrimes 3471592Srgrimes if (!HT) 34815645Sjoerg SET(oflag, OXTABS|OPOST); 34915645Sjoerg else 35015645Sjoerg CLR(oflag, OXTABS); 3511592Srgrimes 35215645Sjoerg#ifdef XXX_DELAY 35315645Sjoerg SET(f, delaybits()); 35415645Sjoerg#endif 35515645Sjoerg 35615645Sjoerg if (n == 1) { /* read mode flags */ 35715645Sjoerg if (RW) { 35815645Sjoerg iflag = 0; 35915645Sjoerg CLR(oflag, OPOST); 36015645Sjoerg CLR(cflag, CSIZE|PARENB); 36115645Sjoerg SET(cflag, CS8); 36215645Sjoerg lflag = 0; 36315645Sjoerg } else { 36415645Sjoerg CLR(lflag, ICANON); 36515645Sjoerg } 36615645Sjoerg goto out; 36715645Sjoerg } 36815645Sjoerg 3691592Srgrimes if (n == 0) 37015645Sjoerg goto out; 3711592Srgrimes 37215645Sjoerg#if 0 3731592Srgrimes if (CB) 37415645Sjoerg SET(f, CRTBS); 37515645Sjoerg#endif 3761592Srgrimes 3771592Srgrimes if (CE) 37815645Sjoerg SET(lflag, ECHOE); 37915645Sjoerg else 38015645Sjoerg CLR(lflag, ECHOE); 3811592Srgrimes 3821592Srgrimes if (CK) 38315645Sjoerg SET(lflag, ECHOKE); 38415645Sjoerg else 38515645Sjoerg CLR(lflag, ECHOKE); 3861592Srgrimes 3871592Srgrimes if (PE) 38815645Sjoerg SET(lflag, ECHOPRT); 38915645Sjoerg else 39015645Sjoerg CLR(lflag, ECHOPRT); 3911592Srgrimes 3921592Srgrimes if (EC) 39315645Sjoerg SET(lflag, ECHO); 39415645Sjoerg else 39515645Sjoerg CLR(lflag, ECHO); 3961592Srgrimes 3971592Srgrimes if (XC) 39815645Sjoerg SET(lflag, ECHOCTL); 39915645Sjoerg else 40015645Sjoerg CLR(lflag, ECHOCTL); 4011592Srgrimes 4021592Srgrimes if (DX) 40315645Sjoerg SET(lflag, IXANY); 40415645Sjoerg else 40515645Sjoerg CLR(lflag, IXANY); 4061592Srgrimes 40715645Sjoergout: 40815645Sjoerg tmode.c_iflag = iflag; 40915645Sjoerg tmode.c_oflag = oflag; 41015645Sjoerg tmode.c_cflag = cflag; 41115645Sjoerg tmode.c_lflag = lflag; 4121592Srgrimes} 4131592Srgrimes 41415645Sjoerg 41515645Sjoerg#ifdef XXX_DELAY 4161592Srgrimesstruct delayval { 4171592Srgrimes unsigned delay; /* delay in ms */ 4181592Srgrimes int bits; 4191592Srgrimes}; 4201592Srgrimes 4211592Srgrimes/* 4221592Srgrimes * below are random guesses, I can't be bothered checking 4231592Srgrimes */ 4241592Srgrimes 4251592Srgrimesstruct delayval crdelay[] = { 42615645Sjoerg { 1, CR1 }, 42715645Sjoerg { 2, CR2 }, 42815645Sjoerg { 3, CR3 }, 42915645Sjoerg { 83, CR1 }, 43015645Sjoerg { 166, CR2 }, 43115645Sjoerg { 0, CR3 }, 4321592Srgrimes}; 4331592Srgrimes 4341592Srgrimesstruct delayval nldelay[] = { 43515645Sjoerg { 1, NL1 }, /* special, calculated */ 43615645Sjoerg { 2, NL2 }, 43715645Sjoerg { 3, NL3 }, 43815645Sjoerg { 100, NL2 }, 43915645Sjoerg { 0, NL3 }, 4401592Srgrimes}; 4411592Srgrimes 4421592Srgrimesstruct delayval bsdelay[] = { 44315645Sjoerg { 1, BS1 }, 44415645Sjoerg { 0, 0 }, 4451592Srgrimes}; 4461592Srgrimes 4471592Srgrimesstruct delayval ffdelay[] = { 44815645Sjoerg { 1, FF1 }, 44915645Sjoerg { 1750, FF1 }, 45015645Sjoerg { 0, FF1 }, 4511592Srgrimes}; 4521592Srgrimes 4531592Srgrimesstruct delayval tbdelay[] = { 45415645Sjoerg { 1, TAB1 }, 45515645Sjoerg { 2, TAB2 }, 45615645Sjoerg { 3, XTABS }, /* this is expand tabs */ 45715645Sjoerg { 100, TAB1 }, 45815645Sjoerg { 0, TAB2 }, 4591592Srgrimes}; 4601592Srgrimes 46115645Sjoergint 46290301Simpdelaybits(void) 4631592Srgrimes{ 46490301Simp int f; 4651592Srgrimes 4661592Srgrimes f = adelay(CD, crdelay); 4671592Srgrimes f |= adelay(ND, nldelay); 4681592Srgrimes f |= adelay(FD, ffdelay); 4691592Srgrimes f |= adelay(TD, tbdelay); 4701592Srgrimes f |= adelay(BD, bsdelay); 4711592Srgrimes return (f); 4721592Srgrimes} 4731592Srgrimes 47415645Sjoergint 47590301Simpadelay(int ms, struct delayval *dp) 4761592Srgrimes{ 4771592Srgrimes if (ms == 0) 4781592Srgrimes return (0); 4791592Srgrimes while (dp->delay && ms > dp->delay) 4801592Srgrimes dp++; 4811592Srgrimes return (dp->bits); 4821592Srgrimes} 48315645Sjoerg#endif 4841592Srgrimes 48515645Sjoergchar editedhost[MAXHOSTNAMELEN]; 4861592Srgrimes 48715645Sjoergvoid 48890301Simpedithost(const char *pat) 4891592Srgrimes{ 49090301Simp const char *host = HN; 49190301Simp char *res = editedhost; 4921592Srgrimes 4931592Srgrimes if (!pat) 4941592Srgrimes pat = ""; 4951592Srgrimes while (*pat) { 4961592Srgrimes switch (*pat) { 4971592Srgrimes 4981592Srgrimes case '#': 4991592Srgrimes if (*host) 5001592Srgrimes host++; 5011592Srgrimes break; 5021592Srgrimes 5031592Srgrimes case '@': 5041592Srgrimes if (*host) 5051592Srgrimes *res++ = *host++; 5061592Srgrimes break; 5071592Srgrimes 5081592Srgrimes default: 5091592Srgrimes *res++ = *pat; 5101592Srgrimes break; 5111592Srgrimes 5121592Srgrimes } 5131592Srgrimes if (res == &editedhost[sizeof editedhost - 1]) { 5141592Srgrimes *res = '\0'; 5151592Srgrimes return; 5161592Srgrimes } 5171592Srgrimes pat++; 5181592Srgrimes } 5191592Srgrimes if (*host) 5201592Srgrimes strncpy(res, host, sizeof editedhost - (res - editedhost) - 1); 5211592Srgrimes else 5221592Srgrimes *res = '\0'; 5231592Srgrimes editedhost[sizeof editedhost - 1] = '\0'; 5241592Srgrimes} 5251592Srgrimes 52615645Sjoergstatic struct speedtab { 5271592Srgrimes int speed; 5281592Srgrimes int uxname; 5291592Srgrimes} speedtab[] = { 53015645Sjoerg { 50, B50 }, 53115645Sjoerg { 75, B75 }, 53215645Sjoerg { 110, B110 }, 53315645Sjoerg { 134, B134 }, 53415645Sjoerg { 150, B150 }, 53515645Sjoerg { 200, B200 }, 53615645Sjoerg { 300, B300 }, 53715645Sjoerg { 600, B600 }, 53815645Sjoerg { 1200, B1200 }, 53915645Sjoerg { 1800, B1800 }, 54015645Sjoerg { 2400, B2400 }, 54115645Sjoerg { 4800, B4800 }, 54215645Sjoerg { 9600, B9600 }, 54315645Sjoerg { 19200, EXTA }, 54415645Sjoerg { 19, EXTA }, /* for people who say 19.2K */ 54515645Sjoerg { 38400, EXTB }, 54615645Sjoerg { 38, EXTB }, 54715645Sjoerg { 7200, EXTB }, /* alternative */ 54815645Sjoerg { 57600, B57600 }, 54915645Sjoerg { 115200, B115200 }, 55037817Sphk { 230400, B230400 }, 55115645Sjoerg { 0 } 5521592Srgrimes}; 5531592Srgrimes 55415645Sjoergint 55590301Simpspeed(int val) 5561592Srgrimes{ 55790301Simp struct speedtab *sp; 5581592Srgrimes 55937817Sphk if (val <= B230400) 5601592Srgrimes return (val); 5611592Srgrimes 5621592Srgrimes for (sp = speedtab; sp->speed; sp++) 5631592Srgrimes if (sp->speed == val) 5641592Srgrimes return (sp->uxname); 5658870Srgrimes 5661592Srgrimes return (B300); /* default in impossible cases */ 5671592Srgrimes} 5681592Srgrimes 56915645Sjoergvoid 57090301Simpmakeenv(char *env[]) 5711592Srgrimes{ 5721592Srgrimes static char termbuf[128] = "TERM="; 57390301Simp char *p, *q; 57490301Simp char **ep; 5751592Srgrimes 5761592Srgrimes ep = env; 5771592Srgrimes if (TT && *TT) { 57875905Skris strlcat(termbuf, TT, sizeof(termbuf)); 5791592Srgrimes *ep++ = termbuf; 5801592Srgrimes } 58115645Sjoerg if ((p = EV)) { 5821592Srgrimes q = p; 58315645Sjoerg while ((q = strchr(q, ','))) { 5841592Srgrimes *q++ = '\0'; 5851592Srgrimes *ep++ = p; 5861592Srgrimes p = q; 5871592Srgrimes } 5881592Srgrimes if (*p) 5891592Srgrimes *ep++ = p; 5901592Srgrimes } 5911592Srgrimes *ep = (char *)0; 5921592Srgrimes} 5931592Srgrimes 5941592Srgrimes/* 5951592Srgrimes * This speed select mechanism is written for the Develcon DATASWITCH. 5961592Srgrimes * The Develcon sends a string of the form "B{speed}\n" at a predefined 5971592Srgrimes * baud rate. This string indicates the user's actual speed. 5981592Srgrimes * The routine below returns the terminal type mapped from derived speed. 5991592Srgrimes */ 6001592Srgrimesstruct portselect { 60115645Sjoerg const char *ps_baud; 60215645Sjoerg const char *ps_type; 6031592Srgrimes} portspeeds[] = { 6041592Srgrimes { "B110", "std.110" }, 6051592Srgrimes { "B134", "std.134" }, 6061592Srgrimes { "B150", "std.150" }, 6071592Srgrimes { "B300", "std.300" }, 6081592Srgrimes { "B600", "std.600" }, 6091592Srgrimes { "B1200", "std.1200" }, 6101592Srgrimes { "B2400", "std.2400" }, 6111592Srgrimes { "B4800", "std.4800" }, 6121592Srgrimes { "B9600", "std.9600" }, 6131592Srgrimes { "B19200", "std.19200" }, 6141592Srgrimes { 0 } 6151592Srgrimes}; 6161592Srgrimes 61715645Sjoergconst char * 61890301Simpportselector(void) 6191592Srgrimes{ 62015645Sjoerg char c, baud[20]; 62115645Sjoerg const char *type = "default"; 62290301Simp struct portselect *ps; 6231592Srgrimes int len; 6241592Srgrimes 6251592Srgrimes alarm(5*60); 6261592Srgrimes for (len = 0; len < sizeof (baud) - 1; len++) { 6271592Srgrimes if (read(STDIN_FILENO, &c, 1) <= 0) 6281592Srgrimes break; 6291592Srgrimes c &= 0177; 6301592Srgrimes if (c == '\n' || c == '\r') 6311592Srgrimes break; 6321592Srgrimes if (c == 'B') 6331592Srgrimes len = 0; /* in case of leading garbage */ 6341592Srgrimes baud[len] = c; 6351592Srgrimes } 6361592Srgrimes baud[len] = '\0'; 6371592Srgrimes for (ps = portspeeds; ps->ps_baud; ps++) 6381592Srgrimes if (strcmp(ps->ps_baud, baud) == 0) { 6391592Srgrimes type = ps->ps_type; 6401592Srgrimes break; 6411592Srgrimes } 6421592Srgrimes sleep(2); /* wait for connection to complete */ 6431592Srgrimes return (type); 6441592Srgrimes} 6451592Srgrimes 6461592Srgrimes/* 6471592Srgrimes * This auto-baud speed select mechanism is written for the Micom 600 6481592Srgrimes * portselector. Selection is done by looking at how the character '\r' 6491592Srgrimes * is garbled at the different speeds. 6501592Srgrimes */ 65115645Sjoergconst char * 65290301Simpautobaud(void) 6531592Srgrimes{ 6541592Srgrimes int rfds; 6551592Srgrimes struct timeval timeout; 65615645Sjoerg char c; 65715645Sjoerg const char *type = "9600-baud"; 6581592Srgrimes 65915645Sjoerg (void)tcflush(0, TCIOFLUSH); 6601592Srgrimes rfds = 1 << 0; 6611592Srgrimes timeout.tv_sec = 5; 6621592Srgrimes timeout.tv_usec = 0; 6631592Srgrimes if (select(32, (fd_set *)&rfds, (fd_set *)NULL, 6641592Srgrimes (fd_set *)NULL, &timeout) <= 0) 6651592Srgrimes return (type); 6661592Srgrimes if (read(STDIN_FILENO, &c, sizeof(char)) != sizeof(char)) 6671592Srgrimes return (type); 6681592Srgrimes timeout.tv_sec = 0; 6691592Srgrimes timeout.tv_usec = 20; 6701592Srgrimes (void) select(32, (fd_set *)NULL, (fd_set *)NULL, 6711592Srgrimes (fd_set *)NULL, &timeout); 67215645Sjoerg (void)tcflush(0, TCIOFLUSH); 6731592Srgrimes switch (c & 0377) { 6741592Srgrimes 6751592Srgrimes case 0200: /* 300-baud */ 6761592Srgrimes type = "300-baud"; 6771592Srgrimes break; 6781592Srgrimes 6791592Srgrimes case 0346: /* 1200-baud */ 6801592Srgrimes type = "1200-baud"; 6811592Srgrimes break; 6821592Srgrimes 6831592Srgrimes case 015: /* 2400-baud */ 6841592Srgrimes case 0215: 6851592Srgrimes type = "2400-baud"; 6861592Srgrimes break; 6871592Srgrimes 6881592Srgrimes default: /* 4800-baud */ 6891592Srgrimes type = "4800-baud"; 6901592Srgrimes break; 6911592Srgrimes 6921592Srgrimes case 0377: /* 9600-baud */ 6931592Srgrimes type = "9600-baud"; 6941592Srgrimes break; 6951592Srgrimes } 6961592Srgrimes return (type); 6971592Srgrimes} 698