395 lines
11 KiB
C
395 lines
11 KiB
C
/*
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* Copyright (c) 1988, 1990 Regents of the University of California.
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* All rights reserved.
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*
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* Redistribution and use in source and binary forms are permitted provided
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* that: (1) source distributions retain this entire copyright notice and
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* comment, and (2) distributions including binaries display the following
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* acknowledgement: ``This product includes software developed by the
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* University of California, Berkeley and its contributors'' in the
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* documentation or other materials provided with the distribution and in
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* all advertising materials mentioning features or use of this software.
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* Neither the name of the University nor the names of its contributors may
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* be used to endorse or promote products derived from this software without
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* specific prior written permission.
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* THIS SOFTWARE IS PROVIDED ``AS IS'' AND WITHOUT ANY EXPRESS OR IMPLIED
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* WARRANTIES, INCLUDING, WITHOUT LIMITATION, THE IMPLIED WARRANTIES OF
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* MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE.
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*
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* @(#)externs.h 5.1 (Berkeley) 9/14/90
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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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#if (BSD > 43 || defined(SYSV_TERMIO)) && !defined(USE_TERMIO)
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# define USE_TERMIO
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#endif
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#include <stdio.h>
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#include <setjmp.h>
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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 USE_TERMIO
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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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#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 _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 ((unsigned char)'\377')
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# endif
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#endif
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#define SUBBUFSIZE 256
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extern int errno; /* outside this world */
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#ifndef sgi
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extern char
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*strcat(),
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*strcpy(); /* outside this world */
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#endif
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extern int
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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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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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#ifdef KERBEROS
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kerberized, /* Try to use Kerberos */
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#endif
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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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extern cc_t escape; /* Escape to command mode */
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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(); /* 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(),
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#if !defined(NOT43)
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dosynch(),
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#endif /* !defined(NOT43) */
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get_status(),
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Dump(),
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init_3270(),
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printoption(),
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printsub(),
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sendnaws(),
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setconnmode(),
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setcommandmode(),
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setneturg(),
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sys_telnet_init(),
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telnet(),
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TerminalFlushOutput(),
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TerminalNewMode(),
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TerminalRestoreState(),
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TerminalSaveState(),
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tninit(),
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upcase(),
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willoption(),
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wontoption();
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#if defined(NOT43)
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extern int
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dosynch();
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#endif /* defined(NOT43) */
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#ifndef USE_TERMIO
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extern struct tchars ntc;
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extern struct ltchars nltc;
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extern struct sgttyb nttyb;
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# define termEofChar ntc.t_eofc
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# define termEraseChar nttyb.sg_erase
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# define termFlushChar nltc.t_flushc
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# define termIntChar ntc.t_intrc
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# define termKillChar nttyb.sg_kill
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# define termLiteralNextChar nltc.t_lnextc
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# define termQuitChar ntc.t_quitc
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# define termSuspChar nltc.t_suspc
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# define termRprntChar nltc.t_rprntc
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# define termWerasChar nltc.t_werasc
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# define termStartChar ntc.t_startc
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# define termStopChar ntc.t_stopc
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# define termForw1Char ntc.t_brkc
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extern cc_t termForw2Char;
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extern cc_t termAytChar;
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# define termEofCharp (cc_t *)&ntc.t_eofc
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# define termEraseCharp (cc_t *)&nttyb.sg_erase
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# define termFlushCharp (cc_t *)&nltc.t_flushc
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# define termIntCharp (cc_t *)&ntc.t_intrc
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# define termKillCharp (cc_t *)&nttyb.sg_kill
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# define termLiteralNextCharp (cc_t *)&nltc.t_lnextc
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# define termQuitCharp (cc_t *)&ntc.t_quitc
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# define termSuspCharp (cc_t *)&nltc.t_suspc
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# define termRprntCharp (cc_t *)&nltc.t_rprntc
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# define termWerasCharp (cc_t *)&nltc.t_werasc
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# define termStartCharp (cc_t *)&ntc.t_startc
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# define termStopCharp (cc_t *)&ntc.t_stopc
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# define termForw1Charp (cc_t *)&ntc.t_brkc
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# define termForw2Charp (cc_t *)&termForw2Char
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# define termAytCharp (cc_t *)&termAytChar
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# else
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extern struct termio new_tc;
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# define termEofChar new_tc.c_cc[VEOF]
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# define termEraseChar new_tc.c_cc[VERASE]
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# define termIntChar new_tc.c_cc[VINTR]
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# define termKillChar new_tc.c_cc[VKILL]
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# define termQuitChar new_tc.c_cc[VQUIT]
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# define termSuspChar new_tc.c_cc[VSUSP]
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# if defined(VFLUSHO) && !defined(VDISCARD)
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# define VDISCARD VFLUSHO
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# endif
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# ifndef VDISCARD
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extern cc_t termFlushChar;
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# else
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# define termFlushChar new_tc.c_cc[VDISCARD]
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# endif
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# ifndef VWERASE
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extern cc_t termWerasChar;
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# else
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# define termWerasChar new_tc.c_cc[VWERASE]
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# endif
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# ifndef VREPRINT
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extern cc_t termRprntChar;
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# else
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# define termRprntChar new_tc.c_cc[VREPRINT]
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# endif
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# ifndef VLNEXT
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extern cc_t termLiteralNextChar;
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# else
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# define termLiteralNextChar new_tc.c_cc[VLNEXT]
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# endif
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# ifndef VSTART
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extern cc_t termStartChar;
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# else
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# define termStartChar new_tc.c_cc[VSTART]
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# endif
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# ifndef VSTOP
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extern cc_t termStopChar;
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# else
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# define termStopChar new_tc.c_cc[VSTOP]
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# endif
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# ifndef VEOL
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extern cc_t termForw1Char;
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# else
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# define termForw1Char new_tc.c_cc[VEOL]
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# endif
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# ifndef VEOL2
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extern cc_t termForw2Char;
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# else
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# define termForw2Char new_tc.c_cc[VEOL]
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# endif
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# ifndef VSTATUS
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extern cc_t termAytChar;
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#else
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# define termAytChar new_tc.c_cc[VSTATUS]
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#endif
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# if !defined(CRAY) || defined(__STDC__)
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# define termEofCharp &termEofChar
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# define termEraseCharp &termEraseChar
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# define termIntCharp &termIntChar
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# define termKillCharp &termKillChar
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# define termQuitCharp &termQuitChar
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# define termSuspCharp &termSuspChar
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# define termFlushCharp &termFlushChar
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# define termWerasCharp &termWerasChar
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# define termRprntCharp &termRprntChar
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# define termLiteralNextCharp &termLiteralNextChar
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# define termStartCharp &termStartChar
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# define termStopCharp &termStopChar
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# define termForw1Charp &termForw1Char
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# define termForw2Charp &termForw2Char
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# define termAytCharp &termAytChar
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# else
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/* Work around a compiler bug */
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# define termEofCharp 0
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# define termEraseCharp 0
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# define termIntCharp 0
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# define termKillCharp 0
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# define termQuitCharp 0
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# define termSuspCharp 0
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# define termFlushCharp 0
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# define termWerasCharp 0
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# define termRprntCharp 0
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# define termLiteralNextCharp 0
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# define termStartCharp 0
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# define termStopCharp 0
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# define termForw1Charp 0
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# define termForw2Charp 0
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# define termAytCharp 0
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# endif
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#endif
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/* Ring buffer structures which are shared */
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extern Ring
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netoring,
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netiring,
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ttyoring,
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ttyiring;
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/* Tn3270 section */
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#if defined(TN3270)
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extern int
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HaveInput, /* Whether an asynchronous I/O indication came in */
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noasynchtty, /* Don't do signals on I/O (SIGURG, SIGIO) */
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noasynchnet, /* Don't do signals on I/O (SIGURG, SIGIO) */
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sigiocount, /* Count of SIGIO receptions */
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shell_active; /* Subshell is active */
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extern char
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*Ibackp, /* Oldest byte of 3270 data */
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Ibuf[], /* 3270 buffer */
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*Ifrontp, /* Where next 3270 byte goes */
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tline[],
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*transcom; /* Transparent command */
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extern int
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settranscom();
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extern void
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inputAvailable();
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#endif /* defined(TN3270) */
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