403 lines
12 KiB
C
403 lines
12 KiB
C
/*****************************************************************************
|
|
*
|
|
* $Id$
|
|
*
|
|
*****************************************************************************
|
|
* Copyright (C) 1997-2006
|
|
*
|
|
* Michiel Broek FIDO: 2:280/2802
|
|
* Beekmansbos 10
|
|
* 1971 BV IJmuiden
|
|
* the Netherlands
|
|
*
|
|
* This file is part of MBSE BBS.
|
|
*
|
|
* This BBS is free software; you can redistribute it and/or modify it
|
|
* under the terms of the GNU General Public License as published by the
|
|
* Free Software Foundation; either version 2, or (at your option) any
|
|
* later version.
|
|
*
|
|
* MBSE BBS is distributed in the hope that it will be useful, but
|
|
* WITHOUT ANY WARRANTY; without even the implied warranty of
|
|
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
|
|
* General Public License for more details.
|
|
*
|
|
* You should have received a copy of the GNU General Public License
|
|
* along with MBSE BBS; see the file COPYING. If not, write to the Free
|
|
* Software Foundation, 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA.
|
|
*****************************************************************************/
|
|
|
|
#include "../config.h"
|
|
#include "../lib/mbselib.h"
|
|
#include "ttyio.h"
|
|
#include "openport.h"
|
|
#include "zmmisc.h"
|
|
|
|
#ifdef USE_SGTTY
|
|
# ifdef LLITOUT
|
|
int Locmode; /* Saved "local mode" for 4.x BSD "new driver" */
|
|
int Locbit = LLITOUT; /* Bit SUPPOSED to disable output translations */
|
|
# endif
|
|
#endif
|
|
|
|
#ifdef USE_TERMIOS
|
|
struct termios oldtty, tty;
|
|
#else
|
|
# if defined(USE_TERMIO)
|
|
struct termio oldtty, tty;
|
|
# else
|
|
struct sgttyb oldtty, tty;
|
|
struct tchars oldtch, tch;
|
|
# endif
|
|
#endif
|
|
|
|
int hanged_up = 0;
|
|
unsigned Baudrate = 2400;
|
|
int current_mode = -1;
|
|
|
|
|
|
|
|
static struct {
|
|
unsigned baudr;
|
|
speed_t speedcode;
|
|
} speeds[] = {
|
|
{110, B110},
|
|
{300, B300},
|
|
{600, B600},
|
|
{1200, B1200},
|
|
{2400, B2400},
|
|
{4800, B4800},
|
|
{9600, B9600},
|
|
#ifdef B12000
|
|
{12000, B12000},
|
|
#endif
|
|
#ifdef B14400
|
|
{14400, B14400},
|
|
#endif
|
|
#ifdef B19200
|
|
{19200, B19200},
|
|
#endif
|
|
#ifdef B38400
|
|
{38400, B38400},
|
|
#endif
|
|
#ifdef B57600
|
|
{57600, B57600},
|
|
#endif
|
|
#ifdef B115200
|
|
{115200, B115200},
|
|
#endif
|
|
#ifdef B230400
|
|
{230400, B230400},
|
|
#endif
|
|
#ifdef B460800
|
|
{460800, B460800},
|
|
#endif
|
|
#ifdef B500000
|
|
{500000, B500000},
|
|
#endif
|
|
#ifdef EXTA
|
|
{19200, EXTA},
|
|
#endif
|
|
#ifdef EXTB
|
|
{38400, EXTB},
|
|
#endif
|
|
{0, 0}
|
|
};
|
|
|
|
|
|
|
|
unsigned getspeed(speed_t);
|
|
unsigned getspeed(speed_t code)
|
|
{
|
|
int n;
|
|
|
|
for (n = 0; speeds[n].baudr; ++n)
|
|
if (speeds[n].speedcode == code)
|
|
return speeds[n].baudr;
|
|
return 38400; /* Assume fifo if ioctl failed */
|
|
}
|
|
|
|
|
|
|
|
/*
|
|
* Set port to local, hangup using DTR drop.
|
|
*/
|
|
void hangup(void)
|
|
{
|
|
struct termios Tios;
|
|
tcflag_t cflag;
|
|
speed_t ispeed, ospeed;
|
|
int rc;
|
|
|
|
Syslog('t', "hangup()");
|
|
|
|
if (isatty(0)) {
|
|
if ((rc = tcgetattr(0,&Tios))) {
|
|
WriteError("$tcgetattr(0,save) return %d",rc);
|
|
return;
|
|
}
|
|
Syslog('+', "Lowering DTR to hangup");
|
|
|
|
cflag = Tios.c_cflag | CLOCAL;
|
|
|
|
ispeed = cfgetispeed(&tty);
|
|
ospeed = cfgetospeed(&tty);
|
|
cfsetispeed(&Tios,0);
|
|
cfsetospeed(&Tios,0);
|
|
if ((rc = tcsetattr(0,TCSADRAIN,&Tios)))
|
|
WriteError("$tcsetattr(0,TCSADRAIN,hangup) return %d",rc);
|
|
|
|
sleep(1); /* as far as I notice, DTR goes back high on next op. */
|
|
|
|
Tios.c_cflag = cflag;
|
|
cfsetispeed(&Tios,ispeed);
|
|
cfsetospeed(&Tios,ospeed);
|
|
if ((rc = tcsetattr(0,TCSADRAIN,&Tios)))
|
|
Syslog('t', "$tcsetattr(0,TCSADRAIN,clocal) return %d",rc);
|
|
} else {
|
|
Syslog('t', "Not at a tty");
|
|
}
|
|
|
|
return;
|
|
}
|
|
|
|
|
|
|
|
/*
|
|
* mode(n)
|
|
* 3: save old tty stat, set raw mode with flow control
|
|
* 2: set XON/XOFF for sb/sz with ZMODEM or YMODEM-g
|
|
* 1: save old tty stat, set raw mode
|
|
* 0: restore original tty mode
|
|
*/
|
|
char *io_names[] = { (char *)"restore-tty", (char *)"save-tty set-raw", (char *)"set-Xon/Xoff", (char *)"save-tty set-raw-flow" };
|
|
int io_mode(int fd, int n)
|
|
{
|
|
static int did0 = FALSE;
|
|
|
|
Syslog('t', "io_mode(%d, %d) (%s)", fd, n, io_names[n]);
|
|
if (n == current_mode) {
|
|
Syslog('t', "io_mode already set");
|
|
return 0;
|
|
}
|
|
|
|
current_mode = n;
|
|
|
|
switch(n) {
|
|
|
|
#ifdef USE_TERMIOS
|
|
case 2:
|
|
if (!did0) {
|
|
did0 = TRUE;
|
|
tcgetattr(fd,&oldtty);
|
|
}
|
|
tty = oldtty;
|
|
|
|
tty.c_iflag = 0; /* Transparant input */
|
|
tty.c_oflag = 0; /* Transparent output */
|
|
tty.c_cflag &= ~( CSIZE | CSTOPB | PARENB | PARODD); /* Disable parity and all character sizes */
|
|
tty.c_cflag |= CS8 | CREAD | HUPCL | CLOCAL;
|
|
tty.c_lflag = 0;
|
|
tty.c_cc[VMIN] = 1;
|
|
tty.c_cc[VTIME] = 0;
|
|
|
|
tcsetattr(fd,TCSADRAIN,&tty);
|
|
|
|
return 0;
|
|
case 1:
|
|
case 3:
|
|
if (!did0) {
|
|
did0 = TRUE;
|
|
tcgetattr(fd,&oldtty);
|
|
#ifdef __linux__
|
|
Syslog('t', "iflag%s%s%s%s%s%s%s%s%s%s%s%s%s",
|
|
(oldtty.c_iflag & IGNBRK) ? " IGNBRK":"",
|
|
(oldtty.c_iflag & BRKINT) ? " BRKINT":"",
|
|
(oldtty.c_iflag & IGNPAR) ? " IGNPAR":"",
|
|
(oldtty.c_iflag & PARMRK) ? " PARMRK":"",
|
|
(oldtty.c_iflag & INPCK) ? " INPCK":"",
|
|
(oldtty.c_iflag & ISTRIP) ? " ISTRIP":"",
|
|
(oldtty.c_iflag & INLCR) ? " INLCR":"",
|
|
(oldtty.c_iflag & IGNCR) ? " IGNCR":"",
|
|
(oldtty.c_iflag & ICRNL) ? " ICRNL":"",
|
|
(oldtty.c_iflag & IXON) ? " IXON":"",
|
|
(oldtty.c_iflag & IXOFF) ? " IXOFF":"",
|
|
(oldtty.c_iflag & IXANY) ? " IXANY":"",
|
|
(oldtty.c_iflag & IMAXBEL)? " IMAXBEL":"");
|
|
Syslog('t', "oflag%s%s%s%s%s",
|
|
(oldtty.c_oflag & OPOST) ? " OPOST":"",
|
|
(oldtty.c_oflag & ONLCR) ? " ONLCR":"",
|
|
(oldtty.c_oflag & OCRNL) ? " OCRNL":"",
|
|
(oldtty.c_oflag & ONOCR) ? " ONOCR":"",
|
|
(oldtty.c_oflag & ONLRET) ? " ONLRET":"");
|
|
Syslog('t', "cflag%s%s%s%s%s%s%s%s%s%s%s",
|
|
(oldtty.c_cflag & CS5) ? " CS5":"",
|
|
(oldtty.c_cflag & CS6) ? " CS6":"",
|
|
(oldtty.c_cflag & CS7) ? " CS7":"",
|
|
(oldtty.c_cflag & CS8) ? " CS8":"",
|
|
(oldtty.c_cflag & CSTOPB) ? " CSTOPB":"",
|
|
(oldtty.c_cflag & CREAD) ? " CREAD":"",
|
|
(oldtty.c_cflag & PARENB) ? " PARENB":"",
|
|
(oldtty.c_cflag & PARODD) ? " PARODD":"",
|
|
(oldtty.c_cflag & HUPCL) ? " HUPCL":"",
|
|
(oldtty.c_cflag & CLOCAL) ? " CLOCAL":"",
|
|
(oldtty.c_cflag & CRTSCTS) ? " CRTSCTS":"");
|
|
Syslog('t', "lflag%s%s%s%s%s%s%s%s%s%s%s%s%s",
|
|
(oldtty.c_lflag & ECHOKE) ? " ECHOKE":"",
|
|
(oldtty.c_lflag & ECHOE) ? " ECHOE":"",
|
|
(oldtty.c_lflag & ECHO) ? " ECHO":"",
|
|
(oldtty.c_lflag & ECHONL) ? " ECHONL":"",
|
|
(oldtty.c_lflag & ECHOPRT)? " ECHOPRT":"",
|
|
(oldtty.c_lflag & ECHOCTL)? " ECHOCTL":"",
|
|
(oldtty.c_lflag & ISIG) ? " ISIG":"",
|
|
(oldtty.c_lflag & ICANON) ? " ICANON":"",
|
|
(oldtty.c_lflag & IEXTEN) ? " IEXTEN":"",
|
|
(oldtty.c_lflag & TOSTOP) ? " TOSTOP":"",
|
|
(oldtty.c_lflag & FLUSHO) ? " FLUSHO":"",
|
|
(oldtty.c_lflag & PENDIN) ? " PENDIN":"",
|
|
(oldtty.c_lflag & NOFLSH) ? " NOFLSH":"");
|
|
#else
|
|
Syslog('t', "iflag%s%s%s%s%s%s%s%s%s%s%s%s%s",
|
|
(oldtty.c_iflag & IGNBRK) ? " IGNBRK":"",
|
|
(oldtty.c_iflag & BRKINT) ? " BRKINT":"",
|
|
(oldtty.c_iflag & IGNPAR) ? " IGNPAR":"",
|
|
(oldtty.c_iflag & PARMRK) ? " PARMRK":"",
|
|
(oldtty.c_iflag & INPCK) ? " INPCK":"",
|
|
(oldtty.c_iflag & ISTRIP) ? " ISTRIP":"",
|
|
(oldtty.c_iflag & INLCR) ? " INLCR":"",
|
|
(oldtty.c_iflag & IGNCR) ? " IGNCR":"",
|
|
(oldtty.c_iflag & ICRNL) ? " ICRNL":"",
|
|
(oldtty.c_iflag & IXON) ? " IXON":"",
|
|
(oldtty.c_iflag & IXOFF) ? " IXOFF":"",
|
|
(oldtty.c_iflag & IXANY) ? " IXANY":"",
|
|
(oldtty.c_iflag & IMAXBEL)? " IMAXBEL":"");
|
|
Syslog('t', "oflag%s%s%s%s%s%s%s",
|
|
(oldtty.c_oflag & OPOST) ? " OPOST":"",
|
|
(oldtty.c_oflag & ONLCR) ? " ONLCR":"",
|
|
(oldtty.c_oflag & OCRNL) ? " OCRNL":"",
|
|
(oldtty.c_oflag & OXTABS) ? " OXTABS":"",
|
|
(oldtty.c_oflag & ONOEOT) ? " ONOEOT":"",
|
|
(oldtty.c_oflag & ONOCR) ? " ONOCR":"",
|
|
(oldtty.c_oflag & ONLRET) ? " ONLRET":"");
|
|
Syslog('t', "cflag%s%s%s%s%s%s%s%s%s%s%s%s%s%s",
|
|
(oldtty.c_cflag & CS5) ? " CS5":"",
|
|
(oldtty.c_cflag & CS6) ? " CS6":"",
|
|
(oldtty.c_cflag & CS7) ? " CS7":"",
|
|
(oldtty.c_cflag & CS8) ? " CS8":"",
|
|
(oldtty.c_cflag & CSTOPB) ? " CSTOPB":"",
|
|
(oldtty.c_cflag & CREAD) ? " CREAD":"",
|
|
(oldtty.c_cflag & PARENB) ? " PARENB":"",
|
|
(oldtty.c_cflag & PARODD) ? " PARODD":"",
|
|
(oldtty.c_cflag & HUPCL) ? " HUPCL":"",
|
|
(oldtty.c_cflag & CLOCAL) ? " CLOCAL":"",
|
|
(oldtty.c_cflag & CCTS_OFLOW) ? " CCTS_OFLOW":"",
|
|
(oldtty.c_cflag & CRTSCTS) ? " CRTSCTS":"",
|
|
(oldtty.c_cflag & CRTS_IFLOW) ? " CRTS_IFLOW":"",
|
|
(oldtty.c_cflag & MDMBUF) ? " MDMBUF":"");
|
|
Syslog('t', "lflag%s%s%s%s%s%s%s%s%s%s%s%s%s%s%s%s",
|
|
(oldtty.c_lflag & ECHOKE) ? " ECHOKE":"",
|
|
(oldtty.c_lflag & ECHOE) ? " ECHOE":"",
|
|
(oldtty.c_lflag & ECHO) ? " ECHO":"",
|
|
(oldtty.c_lflag & ECHONL) ? " ECHONL":"",
|
|
(oldtty.c_lflag & ECHOPRT)? " ECHOPRT":"",
|
|
(oldtty.c_lflag & ECHOCTL)? " ECHOCTL":"",
|
|
(oldtty.c_lflag & ISIG) ? " ISIG":"",
|
|
(oldtty.c_lflag & ICANON) ? " ICANON":"",
|
|
(oldtty.c_lflag & ALTWERASE)? " ALTWERASE":"",
|
|
(oldtty.c_lflag & IEXTEN) ? " IEXTEN":"",
|
|
(oldtty.c_lflag & EXTPROC)? " EXTPROC":"",
|
|
(oldtty.c_lflag & TOSTOP) ? " TOSTOP":"",
|
|
(oldtty.c_lflag & FLUSHO) ? " FLUSHO":"",
|
|
(oldtty.c_lflag & NOKERNINFO)? " NOKERNINFO":"",
|
|
(oldtty.c_lflag & PENDIN) ? " PENDIN":"",
|
|
(oldtty.c_lflag & NOFLSH) ? " NOFLSH":"");
|
|
#endif
|
|
}
|
|
tty = oldtty;
|
|
|
|
tty.c_iflag = IGNBRK;
|
|
if (n == 3) { /* with flow control */
|
|
tty.c_iflag |= IXOFF; /* Enable XON/XOFF flow control on input */
|
|
tty.c_cflag |= CRTSCTS; /* hardware flowcontrol */
|
|
}
|
|
|
|
|
|
/*
|
|
* Setup raw mode: no echo, noncanonical (no edit chars),
|
|
* no signal generating chars, and no extended chars (^V,
|
|
* ^O, ^R, ^W).
|
|
*/
|
|
tty.c_lflag = 0; /* Transparant input */
|
|
tty.c_oflag = 0; /* Transparent output */
|
|
tty.c_cflag &= ~( CSIZE | CSTOPB | PARENB | PARODD); /* Same baud rate, disable parity */
|
|
tty.c_cflag |= CS8 | CREAD | HUPCL | CLOCAL;
|
|
tty.c_cc[VMIN] = 1; /* This many chars satisfies reads */
|
|
tty.c_cc[VTIME] = 0;
|
|
tcsetattr(fd,TCSADRAIN,&tty);
|
|
Baudrate = getspeed(cfgetospeed(&tty));
|
|
Syslog('t', "Baudrate = %d", Baudrate);
|
|
return 0;
|
|
case 0:
|
|
if (!did0)
|
|
return -1;
|
|
tcdrain (fd); /* wait until everything is sent */
|
|
tcflush (fd,TCIOFLUSH); /* flush input queue */
|
|
tcsetattr (fd,TCSADRAIN,&oldtty);
|
|
tcflow (fd,TCOON); /* restart output */
|
|
|
|
return 0;
|
|
#endif
|
|
|
|
#ifdef USE_TERMIO
|
|
#error USE_TERMIO driver not coded
|
|
#endif
|
|
|
|
#ifdef USE_SGTTY
|
|
#error USE_SGTTY driver not coded
|
|
#endif
|
|
}
|
|
return -1;
|
|
}
|
|
|
|
|
|
|
|
int rawport(void)
|
|
{
|
|
Syslog('t', "rawport()");
|
|
return io_mode(0, 1);
|
|
}
|
|
|
|
|
|
|
|
int cookedport(void)
|
|
{
|
|
Syslog('t', "cookedport()");
|
|
return io_mode(0, 0);
|
|
}
|
|
|
|
|
|
|
|
void sendbrk(void)
|
|
{
|
|
Syslog('t', "Send break");
|
|
|
|
if (isatty(0)) {
|
|
#ifdef USE_TERMIOS
|
|
tcsendbreak(0, 0);
|
|
#endif
|
|
#ifdef USE_TERMIO
|
|
ioctl(0, TCSBRK, 0);
|
|
#endif
|
|
#ifdef USE_SGTTY
|
|
#ifdef TIOCSBRK
|
|
sleep(1);
|
|
ioctl(0, TIOCSBRK, 0);
|
|
sleep(1);
|
|
ioctl(0, TIOCCBRK, 0);
|
|
#endif
|
|
#endif
|
|
}
|
|
}
|
|
|
|
|