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/*
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* Copyright (c) 1988, 1990, 1993
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* The Regents of the University of California. All rights reserved.
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions
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* are met:
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* 1. Redistributions of source code must retain the above copyright
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* notice, this list of conditions and the following disclaimer.
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* 2. Redistributions in binary form must reproduce the above copyright
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* notice, this list of conditions and the following disclaimer in the
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* documentation and/or other materials provided with the distribution.
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* 3. All advertising materials mentioning features or use of this software
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* must display the following acknowledgement:
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* This product includes software developed by the University of
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* California, Berkeley and its contributors.
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* 4. Neither the name of the University nor the names of its contributors
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* may be used to endorse or promote products derived from this software
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* without specific prior written permission.
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*
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* THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
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* ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
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* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
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* ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
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* FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
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* DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
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* OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
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* HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
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* LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
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* OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
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* SUCH DAMAGE.
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*
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* @(#)externs.h 8.2 (Berkeley) 12/15/93
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*/
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#ifndef BSD
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# define BSD 43
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#endif
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/*
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* ucb stdio.h defines BSD as something wierd
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*/
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#if defined(sun) && defined(__svr4__)
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#define BSD 43
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#endif
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#ifndef USE_TERMIO
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# if BSD > 43 || defined(SYSV_TERMIO)
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# define USE_TERMIO
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# endif
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#endif
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#include <stdio.h>
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#include <setjmp.h>
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#if defined(CRAY) && !defined(NO_BSD_SETJMP)
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#include <bsdsetjmp.h>
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#endif
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#ifndef FILIO_H
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#include <sys/ioctl.h>
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#else
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#include <sys/filio.h>
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#endif
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#ifdef CRAY
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# include <errno.h>
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#endif /* CRAY */
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#ifdef USE_TERMIO
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# ifndef VINTR
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# ifdef SYSV_TERMIO
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# include <sys/termio.h>
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# else
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# include <sys/termios.h>
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# define termio termios
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# endif
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# endif
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#endif
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#ifdef VEOL2
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#undef termio
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#define termio termios
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#endif
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#if defined(NO_CC_T) || !defined(USE_TERMIO)
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# if !defined(USE_TERMIO)
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typedef char cc_t;
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# else
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typedef unsigned char cc_t;
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# endif
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#endif
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#ifndef NO_STRING_H
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#include <string.h>
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#endif
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#include <strings.h>
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#include "ring.h"
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#ifndef MIN
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#define MIN(a,b) (((a)<(b))? (a):(b))
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#endif
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#ifndef _POSIX_VDISABLE
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# ifdef sun
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# include <sys/param.h> /* pick up VDISABLE definition, mayby */
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# endif
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# ifdef VDISABLE
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# define _POSIX_VDISABLE VDISABLE
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# else
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# define _POSIX_VDISABLE ((cc_t)'\377')
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# endif
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#endif
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#define SUBBUFSIZE 256
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#ifndef CRAY
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extern int errno; /* outside this world */
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#endif /* !CRAY */
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#if !defined(P)
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# ifdef __STDC__
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# define P(x) x
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# else
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# define P(x) ()
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# endif
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#endif
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extern int
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autologin, /* Autologin enabled */
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skiprc, /* Don't process the ~/.telnetrc file */
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eight, /* use eight bit mode (binary in and/or out */
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flushout, /* flush output */
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connected, /* Are we connected to the other side? */
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globalmode, /* Mode tty should be in */
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In3270, /* Are we in 3270 mode? */
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telnetport, /* Are we connected to the telnet port? */
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localflow, /* Flow control handled locally */
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restartany, /* If flow control, restart output on any character */
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localchars, /* we recognize interrupt/quit */
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donelclchars, /* the user has set "localchars" */
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showoptions,
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net, /* Network file descriptor */
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tin, /* Terminal input file descriptor */
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tout, /* Terminal output file descriptor */
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crlf, /* Should '\r' be mapped to <CR><LF> (or <CR><NUL>)? */
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autoflush, /* flush output when interrupting? */
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autosynch, /* send interrupt characters with SYNCH? */
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SYNCHing, /* Is the stream in telnet SYNCH mode? */
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donebinarytoggle, /* the user has put us in binary */
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dontlecho, /* do we suppress local echoing right now? */
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crmod,
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netdata, /* Print out network data flow */
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prettydump, /* Print "netdata" output in user readable format */
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#if defined(unix)
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#if defined(TN3270)
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cursesdata, /* Print out curses data flow */
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apitrace, /* Trace API transactions */
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#endif /* defined(TN3270) */
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termdata, /* Print out terminal data flow */
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#endif /* defined(unix) */
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debug, /* Debug level */
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doaddrlookup, /* do a reverse lookup? */
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clienteof; /* Client received EOF */
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extern cc_t escape; /* Escape to command mode */
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extern cc_t rlogin; /* Rlogin mode escape character */
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#ifdef KLUDGELINEMODE
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extern cc_t echoc; /* Toggle local echoing */
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#endif
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extern char
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*prompt; /* Prompt for command. */
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extern char
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doopt[],
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dont[],
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will[],
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wont[],
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options[], /* All the little options */
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*hostname; /* Who are we connected to? */
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/*
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* We keep track of each side of the option negotiation.
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*/
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#define MY_STATE_WILL 0x01
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#define MY_WANT_STATE_WILL 0x02
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#define MY_STATE_DO 0x04
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#define MY_WANT_STATE_DO 0x08
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/*
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* Macros to check the current state of things
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*/
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#define my_state_is_do(opt) (options[opt]&MY_STATE_DO)
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#define my_state_is_will(opt) (options[opt]&MY_STATE_WILL)
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#define my_want_state_is_do(opt) (options[opt]&MY_WANT_STATE_DO)
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#define my_want_state_is_will(opt) (options[opt]&MY_WANT_STATE_WILL)
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#define my_state_is_dont(opt) (!my_state_is_do(opt))
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#define my_state_is_wont(opt) (!my_state_is_will(opt))
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#define my_want_state_is_dont(opt) (!my_want_state_is_do(opt))
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#define my_want_state_is_wont(opt) (!my_want_state_is_will(opt))
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#define set_my_state_do(opt) {options[opt] |= MY_STATE_DO;}
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#define set_my_state_will(opt) {options[opt] |= MY_STATE_WILL;}
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#define set_my_want_state_do(opt) {options[opt] |= MY_WANT_STATE_DO;}
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#define set_my_want_state_will(opt) {options[opt] |= MY_WANT_STATE_WILL;}
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#define set_my_state_dont(opt) {options[opt] &= ~MY_STATE_DO;}
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#define set_my_state_wont(opt) {options[opt] &= ~MY_STATE_WILL;}
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#define set_my_want_state_dont(opt) {options[opt] &= ~MY_WANT_STATE_DO;}
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#define set_my_want_state_wont(opt) {options[opt] &= ~MY_WANT_STATE_WILL;}
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/*
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* Make everything symetrical
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*/
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#define HIS_STATE_WILL MY_STATE_DO
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#define HIS_WANT_STATE_WILL MY_WANT_STATE_DO
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#define HIS_STATE_DO MY_STATE_WILL
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#define HIS_WANT_STATE_DO MY_WANT_STATE_WILL
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#define his_state_is_do my_state_is_will
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#define his_state_is_will my_state_is_do
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#define his_want_state_is_do my_want_state_is_will
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#define his_want_state_is_will my_want_state_is_do
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#define his_state_is_dont my_state_is_wont
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#define his_state_is_wont my_state_is_dont
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#define his_want_state_is_dont my_want_state_is_wont
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#define his_want_state_is_wont my_want_state_is_dont
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#define set_his_state_do set_my_state_will
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#define set_his_state_will set_my_state_do
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#define set_his_want_state_do set_my_want_state_will
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#define set_his_want_state_will set_my_want_state_do
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#define set_his_state_dont set_my_state_wont
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#define set_his_state_wont set_my_state_dont
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#define set_his_want_state_dont set_my_want_state_wont
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#define set_his_want_state_wont set_my_want_state_dont
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extern FILE
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*NetTrace; /* Where debugging output goes */
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extern unsigned char
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NetTraceFile[]; /* Name of file where debugging output goes */
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extern void
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SetNetTrace P((char *)); /* Function to change where debugging goes */
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extern jmp_buf
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peerdied,
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toplevel; /* For error conditions. */
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extern void
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command P((int, char *, int)),
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Dump P((int, unsigned char *, int)),
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init_3270 P((void)),
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printoption P((char *, int, int)),
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printsub P((int, unsigned char *, int)),
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sendnaws P((void)),
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setconnmode P((int)),
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setcommandmode P((void)),
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setneturg P((void)),
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sys_telnet_init P((void)),
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telnet P((char *)),
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tel_enter_binary P((int)),
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TerminalFlushOutput P((void)),
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TerminalNewMode P((int)),
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TerminalRestoreState P((void)),
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TerminalSaveState P((void)),
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tninit P((void)),
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upcase P((char *)),
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willoption P((int)),
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wontoption P((int));
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extern void
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send_do P((int, int)),
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send_dont P((int, int)),
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send_will P((int, int)),
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send_wont P((int, int));
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extern void
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lm_will P((unsigned char *, int)),
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lm_wont P((unsigned char *, int)),
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lm_do P((unsigned char *, int)),
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lm_dont P((unsigned char *, int)),
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lm_mode P((unsigned char *, int, int));
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287 |
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extern void
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slc_init P((void)),
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slcstate P((void)),
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slc_mode_export P((void)),
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slc_mode_import P((int)),
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slc_import P((int)),
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slc_export P((void)),
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294 |
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slc P((unsigned char *, int)),
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295 |
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slc_check P((void)),
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296 |
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slc_start_reply P((void)),
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slc_add_reply P((int, int, int)),
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298 |
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slc_end_reply P((void));
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299 |
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extern int
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300 |
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slc_update P((void));
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301 |
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302 |
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extern void
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env_opt P((unsigned char *, int)),
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env_opt_start P((void)),
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env_opt_start_info P((void)),
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env_opt_add P((unsigned char *)),
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env_opt_end P((int));
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309 |
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extern unsigned char
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310 |
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*env_default P((int, int)),
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311 |
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*env_getvalue P((unsigned char *));
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312 |
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313 |
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extern int
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314 |
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getconnmode P((void)),
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315 |
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opt_welldefined P((char *)),
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316 |
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netflush P((void)),
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317 |
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get_status P((void)),
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dosynch P((void));
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319 |
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320 |
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extern int
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telrcv P((void)),
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TerminalWrite P((char *, int)),
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TerminalAutoFlush P((void)),
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process_rings P((int, int, int, int, int, int)),
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325 |
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TerminalSpecialChars P((int)),
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stilloob P((void)),
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is_unique P((char *, char **, char **)),
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328 |
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rlogin_susp P((void)),
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329 |
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ttyflush P((int)),
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330 |
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ring_at_mark P((Ring *)),
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tn P((int, char **)),
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TerminalWindowSize P((long *, long *)),
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333 |
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SetSockOpt P((int, int, int, int)),
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NetClose P((int));
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335 |
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336 |
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extern void
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337 |
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TerminalDefaultChars P((void)),
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338 |
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TerminalSpeeds P((long *, long *)),
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env_init P((void)),
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340 |
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sendsusp P((void)),
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341 |
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sendeof P((void)),
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342 |
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sendabort P((void)),
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343 |
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quit P((void)),
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344 |
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set_escape_char P((char *)),
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345 |
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init_sys P((void)),
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346 |
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init_telnet P((void)),
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347 |
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init_network P((void)),
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348 |
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init_terminal P((void)),
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349 |
|
|
ExitString P((char *, int)),
|
350 |
|
|
cmdrc P((char *, char *)),
|
351 |
|
|
optionstatus P((void)),
|
352 |
|
|
tel_leave_binary P((int)),
|
353 |
|
|
Exit P((int));
|
354 |
|
|
|
355 |
|
|
extern cc_t
|
356 |
|
|
*tcval P((int));
|
357 |
|
|
|
358 |
|
|
#ifndef USE_TERMIO
|
359 |
|
|
|
360 |
|
|
extern struct tchars ntc;
|
361 |
|
|
extern struct ltchars nltc;
|
362 |
|
|
extern struct sgttyb nttyb;
|
363 |
|
|
|
364 |
|
|
# define termEofChar ntc.t_eofc
|
365 |
|
|
# define termEraseChar nttyb.sg_erase
|
366 |
|
|
# define termFlushChar nltc.t_flushc
|
367 |
|
|
# define termIntChar ntc.t_intrc
|
368 |
|
|
# define termKillChar nttyb.sg_kill
|
369 |
|
|
# define termLiteralNextChar nltc.t_lnextc
|
370 |
|
|
# define termQuitChar ntc.t_quitc
|
371 |
|
|
# define termSuspChar nltc.t_suspc
|
372 |
|
|
# define termRprntChar nltc.t_rprntc
|
373 |
|
|
# define termWerasChar nltc.t_werasc
|
374 |
|
|
# define termStartChar ntc.t_startc
|
375 |
|
|
# define termStopChar ntc.t_stopc
|
376 |
|
|
# define termForw1Char ntc.t_brkc
|
377 |
|
|
extern cc_t termForw2Char;
|
378 |
|
|
extern cc_t termAytChar;
|
379 |
|
|
|
380 |
|
|
# define termEofCharp (cc_t *)&ntc.t_eofc
|
381 |
|
|
# define termEraseCharp (cc_t *)&nttyb.sg_erase
|
382 |
|
|
# define termFlushCharp (cc_t *)&nltc.t_flushc
|
383 |
|
|
# define termIntCharp (cc_t *)&ntc.t_intrc
|
384 |
|
|
# define termKillCharp (cc_t *)&nttyb.sg_kill
|
385 |
|
|
# define termLiteralNextCharp (cc_t *)&nltc.t_lnextc
|
386 |
|
|
# define termQuitCharp (cc_t *)&ntc.t_quitc
|
387 |
|
|
# define termSuspCharp (cc_t *)&nltc.t_suspc
|
388 |
|
|
# define termRprntCharp (cc_t *)&nltc.t_rprntc
|
389 |
|
|
# define termWerasCharp (cc_t *)&nltc.t_werasc
|
390 |
|
|
# define termStartCharp (cc_t *)&ntc.t_startc
|
391 |
|
|
# define termStopCharp (cc_t *)&ntc.t_stopc
|
392 |
|
|
# define termForw1Charp (cc_t *)&ntc.t_brkc
|
393 |
|
|
# define termForw2Charp (cc_t *)&termForw2Char
|
394 |
|
|
# define termAytCharp (cc_t *)&termAytChar
|
395 |
|
|
|
396 |
|
|
# else
|
397 |
|
|
|
398 |
|
|
extern struct termio new_tc;
|
399 |
|
|
|
400 |
|
|
# define termEofChar new_tc.c_cc[VEOF]
|
401 |
|
|
# define termEraseChar new_tc.c_cc[VERASE]
|
402 |
|
|
# define termIntChar new_tc.c_cc[VINTR]
|
403 |
|
|
# define termKillChar new_tc.c_cc[VKILL]
|
404 |
|
|
# define termQuitChar new_tc.c_cc[VQUIT]
|
405 |
|
|
|
406 |
|
|
# ifndef VSUSP
|
407 |
|
|
extern cc_t termSuspChar;
|
408 |
|
|
# else
|
409 |
|
|
# define termSuspChar new_tc.c_cc[VSUSP]
|
410 |
|
|
# endif
|
411 |
|
|
# if defined(VFLUSHO) && !defined(VDISCARD)
|
412 |
|
|
# define VDISCARD VFLUSHO
|
413 |
|
|
# endif
|
414 |
|
|
# ifndef VDISCARD
|
415 |
|
|
extern cc_t termFlushChar;
|
416 |
|
|
# else
|
417 |
|
|
# define termFlushChar new_tc.c_cc[VDISCARD]
|
418 |
|
|
# endif
|
419 |
|
|
# ifndef VWERASE
|
420 |
|
|
extern cc_t termWerasChar;
|
421 |
|
|
# else
|
422 |
|
|
# define termWerasChar new_tc.c_cc[VWERASE]
|
423 |
|
|
# endif
|
424 |
|
|
# ifndef VREPRINT
|
425 |
|
|
extern cc_t termRprntChar;
|
426 |
|
|
# else
|
427 |
|
|
# define termRprntChar new_tc.c_cc[VREPRINT]
|
428 |
|
|
# endif
|
429 |
|
|
# ifndef VLNEXT
|
430 |
|
|
extern cc_t termLiteralNextChar;
|
431 |
|
|
# else
|
432 |
|
|
# define termLiteralNextChar new_tc.c_cc[VLNEXT]
|
433 |
|
|
# endif
|
434 |
|
|
# ifndef VSTART
|
435 |
|
|
extern cc_t termStartChar;
|
436 |
|
|
# else
|
437 |
|
|
# define termStartChar new_tc.c_cc[VSTART]
|
438 |
|
|
# endif
|
439 |
|
|
# ifndef VSTOP
|
440 |
|
|
extern cc_t termStopChar;
|
441 |
|
|
# else
|
442 |
|
|
# define termStopChar new_tc.c_cc[VSTOP]
|
443 |
|
|
# endif
|
444 |
|
|
# ifndef VEOL
|
445 |
|
|
extern cc_t termForw1Char;
|
446 |
|
|
# else
|
447 |
|
|
# define termForw1Char new_tc.c_cc[VEOL]
|
448 |
|
|
# endif
|
449 |
|
|
# ifndef VEOL2
|
450 |
|
|
extern cc_t termForw2Char;
|
451 |
|
|
# else
|
452 |
|
|
# define termForw2Char new_tc.c_cc[VEOL]
|
453 |
|
|
# endif
|
454 |
|
|
# ifndef VSTATUS
|
455 |
|
|
extern cc_t termAytChar;
|
456 |
|
|
#else
|
457 |
|
|
# define termAytChar new_tc.c_cc[VSTATUS]
|
458 |
|
|
#endif
|
459 |
|
|
|
460 |
|
|
# if !defined(CRAY) || defined(__STDC__)
|
461 |
|
|
# define termEofCharp &termEofChar
|
462 |
|
|
# define termEraseCharp &termEraseChar
|
463 |
|
|
# define termIntCharp &termIntChar
|
464 |
|
|
# define termKillCharp &termKillChar
|
465 |
|
|
# define termQuitCharp &termQuitChar
|
466 |
|
|
# define termSuspCharp &termSuspChar
|
467 |
|
|
# define termFlushCharp &termFlushChar
|
468 |
|
|
# define termWerasCharp &termWerasChar
|
469 |
|
|
# define termRprntCharp &termRprntChar
|
470 |
|
|
# define termLiteralNextCharp &termLiteralNextChar
|
471 |
|
|
# define termStartCharp &termStartChar
|
472 |
|
|
# define termStopCharp &termStopChar
|
473 |
|
|
# define termForw1Charp &termForw1Char
|
474 |
|
|
# define termForw2Charp &termForw2Char
|
475 |
|
|
# define termAytCharp &termAytChar
|
476 |
|
|
# else
|
477 |
|
|
/* Work around a compiler bug */
|
478 |
|
|
# define termEofCharp 0
|
479 |
|
|
# define termEraseCharp 0
|
480 |
|
|
# define termIntCharp 0
|
481 |
|
|
# define termKillCharp 0
|
482 |
|
|
# define termQuitCharp 0
|
483 |
|
|
# define termSuspCharp 0
|
484 |
|
|
# define termFlushCharp 0
|
485 |
|
|
# define termWerasCharp 0
|
486 |
|
|
# define termRprntCharp 0
|
487 |
|
|
# define termLiteralNextCharp 0
|
488 |
|
|
# define termStartCharp 0
|
489 |
|
|
# define termStopCharp 0
|
490 |
|
|
# define termForw1Charp 0
|
491 |
|
|
# define termForw2Charp 0
|
492 |
|
|
# define termAytCharp 0
|
493 |
|
|
# endif
|
494 |
|
|
#endif
|
495 |
|
|
|
496 |
|
|
|
497 |
|
|
/* Ring buffer structures which are shared */
|
498 |
|
|
|
499 |
|
|
extern Ring
|
500 |
|
|
netoring,
|
501 |
|
|
netiring,
|
502 |
|
|
ttyoring,
|
503 |
|
|
ttyiring;
|
504 |
|
|
|
505 |
|
|
/* Tn3270 section */
|
506 |
|
|
#if defined(TN3270)
|
507 |
|
|
|
508 |
|
|
extern int
|
509 |
|
|
HaveInput, /* Whether an asynchronous I/O indication came in */
|
510 |
|
|
noasynchtty, /* Don't do signals on I/O (SIGURG, SIGIO) */
|
511 |
|
|
noasynchnet, /* Don't do signals on I/O (SIGURG, SIGIO) */
|
512 |
|
|
sigiocount, /* Count of SIGIO receptions */
|
513 |
|
|
shell_active; /* Subshell is active */
|
514 |
|
|
|
515 |
|
|
extern char
|
516 |
|
|
*Ibackp, /* Oldest byte of 3270 data */
|
517 |
|
|
Ibuf[], /* 3270 buffer */
|
518 |
|
|
*Ifrontp, /* Where next 3270 byte goes */
|
519 |
|
|
tline[],
|
520 |
|
|
*transcom; /* Transparent command */
|
521 |
|
|
|
522 |
|
|
extern int
|
523 |
|
|
settranscom P((int, char**));
|
524 |
|
|
|
525 |
|
|
extern void
|
526 |
|
|
inputAvailable P((int));
|
527 |
|
|
#endif /* defined(TN3270) */
|