diff options
Diffstat (limited to 'crypto/kerberosIV/appl/telnet/telnetd/termstat.c')
| -rw-r--r-- | crypto/kerberosIV/appl/telnet/telnetd/termstat.c | 140 |
1 files changed, 140 insertions, 0 deletions
diff --git a/crypto/kerberosIV/appl/telnet/telnetd/termstat.c b/crypto/kerberosIV/appl/telnet/telnetd/termstat.c new file mode 100644 index 0000000..80ee145 --- /dev/null +++ b/crypto/kerberosIV/appl/telnet/telnetd/termstat.c @@ -0,0 +1,140 @@ +/* + * Copyright (c) 1989, 1993 + * The Regents of the University of California. All rights reserved. + * + * Redistribution and use in source and binary forms, with or without + * modification, are permitted provided that the following conditions + * are met: + * 1. Redistributions of source code must retain the above copyright + * notice, this list of conditions and the following disclaimer. + * 2. Redistributions in binary form must reproduce the above copyright + * notice, this list of conditions and the following disclaimer in the + * documentation and/or other materials provided with the distribution. + * 3. All advertising materials mentioning features or use of this software + * must display the following acknowledgement: + * This product includes software developed by the University of + * California, Berkeley and its contributors. + * 4. Neither the name of the University nor the names of its contributors + * may be used to endorse or promote products derived from this software + * without specific prior written permission. + * + * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND + * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE + * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE + * ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE + * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL + * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS + * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) + * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT + * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY + * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF + * SUCH DAMAGE. + */ + +#include "telnetd.h" + +RCSID("$Id: termstat.c,v 1.11 1997/05/11 06:30:04 assar Exp $"); + +/* + * local variables + */ +int def_tspeed = -1, def_rspeed = -1; +#ifdef TIOCSWINSZ +int def_row = 0, def_col = 0; +#endif + +/* + * flowstat + * + * Check for changes to flow control + */ +void +flowstat() +{ + if (his_state_is_will(TELOPT_LFLOW)) { + if (tty_flowmode() != flowmode) { + flowmode = tty_flowmode(); + output_data("%c%c%c%c%c%c", + IAC, SB, TELOPT_LFLOW, + flowmode ? LFLOW_ON : LFLOW_OFF, + IAC, SE); + } + if (tty_restartany() != restartany) { + restartany = tty_restartany(); + output_data("%c%c%c%c%c%c", + IAC, SB, TELOPT_LFLOW, + restartany ? LFLOW_RESTART_ANY + : LFLOW_RESTART_XON, + IAC, SE); + } + } +} + +/* + * clientstat + * + * Process linemode related requests from the client. + * Client can request a change to only one of linemode, editmode or slc's + * at a time, and if using kludge linemode, then only linemode may be + * affected. + */ +void +clientstat(int code, int parm1, int parm2) +{ + void netflush(); + + /* + * Get a copy of terminal characteristics. + */ + init_termbuf(); + + /* + * Process request from client. code tells what it is. + */ + switch (code) { + case TELOPT_NAWS: +#ifdef TIOCSWINSZ + { + struct winsize ws; + + def_col = parm1; + def_row = parm2; + + /* + * Change window size as requested by client. + */ + + ws.ws_col = parm1; + ws.ws_row = parm2; + ioctl(ourpty, TIOCSWINSZ, (char *)&ws); + } +#endif /* TIOCSWINSZ */ + + break; + + case TELOPT_TSPEED: + { + def_tspeed = parm1; + def_rspeed = parm2; + /* + * Change terminal speed as requested by client. + * We set the receive speed first, so that if we can't + * store seperate receive and transmit speeds, the transmit + * speed will take precedence. + */ + tty_rspeed(parm2); + tty_tspeed(parm1); + set_termbuf(); + + break; + + } /* end of case TELOPT_TSPEED */ + + default: + /* What? */ + break; + } /* end of switch */ + + netflush(); + +} |
