129 lines
2.7 KiB
C
129 lines
2.7 KiB
C
/*****************************************************************************
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*
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* $Id$
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* File ..................: mbnntp/openport.c
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*
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*****************************************************************************
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* Copyright (C) 1997-2004
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*
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* Michiel Broek FIDO: 2:280/2802
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* Beekmansbos 10
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* 1971 BV IJmuiden
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* the Netherlands
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*
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* This file is part of MBSE BBS.
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*
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* This BBS is free software; you can redistribute it and/or modify it
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* under the terms of the GNU General Public License as published by the
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* Free Software Foundation; either version 2, or (at your option) any
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* later version.
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*
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* MBSE BBS is distributed in the hope that it will be useful, but
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* WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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* General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with MBSE BBS; see the file COPYING. If not, write to the Free
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* Software Foundation, 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA.
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*****************************************************************************/
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#include "../config.h"
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#include "../lib/mbselib.h"
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#include "ttyio.h"
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#include "openport.h"
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int hanged_up = 0;
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void linedrop(int sig)
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{
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Syslog('+', "openport: Lost Carrier");
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hanged_up=1;
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return;
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}
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void sigpipe(int sig)
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{
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Syslog('+', "openport: Got SIGPIPE");
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hanged_up=1;
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return;
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}
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int rawport(void)
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{
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tty_status = 0;
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Syslog('t', "SIGHUP => linedrop()");
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signal(SIGHUP, linedrop);
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Syslog('t', "SIGPIPE => sigpipe()");
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signal(SIGPIPE, sigpipe);
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if (isatty(0))
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return tty_raw(0);
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else
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return 0;
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}
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int cookedport(void)
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{
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Syslog('t', "SIGHUP => SIG_IGN");
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signal(SIGHUP, SIG_IGN);
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Syslog('t', "SIGPIPE => SIG_IGN");
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signal(SIGPIPE, SIG_IGN);
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if (isatty(0))
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return tty_cooked();
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else
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return 0;
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}
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static struct termios savetios;
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static struct termios tios;
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int tty_raw(int speed)
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{
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int rc;
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Syslog('t', "Set tty raw");
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if ((rc = tcgetattr(0,&savetios))) {
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WriteError("$tcgetattr(0,save) return %d",rc);
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return rc;
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}
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tios = savetios;
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tios.c_iflag = 0;
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tios.c_oflag = 0;
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tios.c_cflag &= ~(CSTOPB | PARENB | PARODD);
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tios.c_cflag |= CS8 | CREAD | HUPCL | CLOCAL;
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tios.c_lflag = 0;
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tios.c_cc[VMIN] = 1;
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tios.c_cc[VTIME] = 0;
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if ((rc = tcsetattr(0,TCSADRAIN,&tios)))
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WriteError("$tcsetattr(0,TCSADRAIN,raw) return %d",rc);
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return rc;
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}
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int tty_cooked(void)
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{
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int rc;
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if ((rc = tcsetattr(0,TCSAFLUSH,&savetios)))
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Syslog('t', "$tcsetattr(0,TCSAFLUSH,save) return %d",rc);
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return rc;
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}
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