Path: utzoo!utgpu!jarvis.csri.toronto.edu!torsqnt!tmsoft!masnet!canremote!perry@macom1.uucp
From: perry@macom1.uucp@canremote.uucp (perry@macom1.UUCP)
Newsgroups: comp.dcom.modems
Subject: Re: Telebit config Question c
Message-ID: <89122504054842@masnet.uucp>
Date: 21 Dec 89 05:05:00 GMT
Organization: Canada Remote Systems Limited, Mississauga, ON, Canada
Lines: 98

From: perry@macom1.UUCP (Guru's Inc.)
Subj: Telebit config Question c-code uugetty
Orga: CENTEL Federal Systems, Reston, VA. 22091-1506

From article <1989Dec15.082753.709@larouch.uucp>, by
jparnas@larouch.uucp (Jacob Parnas): > 
(This in response to John Kennedy's and Axel's request for front end
C code) (Above article used as a vehicle, as I'm novice here)

The following C codes are substitutions for getty or uugetty.
One is for System III to make port bidirectional and autobaudable.
The other is formated for System V.
A third one is for Xenix.

System III code requiring two consecutive carrage returns
cut uugetty.c here>>!SYSIII

static char Version[] = "@(#)/usr/src/uugetty.c 3.6  27 Nov 89 - 
Centel"; /***********************************************
  uugetty:  Bidirectional getty  3.6  27 Nov 89";
            System III version   P. Mathis
************************************************/

#include <stdio.h>                      /* used for database accesses
only */ #include <termio.h>
#include <signal.h>
#include <sys/types.h>
#include <sys/stat.h>
#define  CR  0x0D

extern char *   strcpy();
extern sleep();
static char     port[20] = "/dev/", crtty[35] = "/usr/spool/uucp/cr",
                Lock[35] =  "/usr/spool/uucp/LCK..",
                cbuf[50], buf[100], pbuf[20], prg[34],
                *device, *speed, *optn;

int parent, child, i=0, mask;
int intrexit();  FILE *dbf;
static int fd1, fd2, lockfd, pterm;
static struct termio targ;
 
/***... Interrupt routines ...***/
  
trap0() {intrexit();}
trap1() {track("hang"); signal( SIGHUP, trap1 );}
trap2() {track("intr(2)"); intrexit();}
trap3() {track("quit(3)"); intrexit();}
trap15() {track("term(15)"); intrexit();}
intrexit()
{ conprint(0);
}
 
conprint(n)     /*** Send trace msg to crfile/console. ***/
int n;
{   close(fd1);
    if(n == 0) ;
    else
    {  fd2 = open("/dev/console", 1);
       write(fd2, buf, (unsigned)strlen(buf) );
       close(fd2);
    }
    sleep(n); exit(0);
}

track(msg)
char *msg;
{
    sprintf(buf, "%9s\n",msg);
    write(fd1, buf, (unsigned)strlen(buf) );
}

 
/*** Make interface translucent.  ***/
xlucent( term, targp )
int term;
struct termio *targp;
{ int baud;
  ioctl( term, TCGETA, targp );                 /* get terminal
parameters */
  switch( atoi(speed) )
  { case 5:     baud = B300;    break;
    case 3:     baud = B1200;   break;
    case 6:     baud = B2400;   break;
    case 8:     baud = B4800;   break;
    case 2:     baud = B9600;   break;
    default:    sprintf(buf, "%s: invalid baud %s\n",prg, speed);
conprint(60);
  }
  targp->c_iflag  = (IGNBRK| ISTRIP | IGNPAR);  /* set configuration
*/
  targp->c_oflag  = (NULL);
  targp->c_cflag  &= ~CBAUD;
  targp->c_cflag  |= (baud);
*-*-*-*-* Message continued in next message *-*-*-*-*
---
 * Via MaSNet/HST96/HST144/V32 - UN Datacommun./Modems
 * Via Usenet Newsgroup comp.dcom.modems