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| /* |
| * Copyright (c) 1988, 1990, 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. |
| * 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. |
| * |
| * @(#)externs.h 8.3 (Berkeley) 5/30/95 |
| */ |
| |
| #ifndef BSD |
| # define BSD 43 |
| #endif |
| |
| #ifdef HAVE_TERMIOS_H |
| #define USE_TERMIO |
| #else /* !HAVE_TERMIOS_H */ |
| #ifdef HAVE_TERMIO_H |
| #define USE_TERMIO |
| #define SYSV_TERMIO |
| #endif |
| #endif /* HAVE_TERMIOS_H */ |
| |
| /* |
| * ucb stdio.h defines BSD as something wierd |
| */ |
| #if defined(sun) && defined(__svr4__) |
| #define BSD 43 |
| #endif |
| |
| #ifndef USE_TERMIO |
| # if BSD > 43 || defined(SYSV_TERMIO) |
| # define USE_TERMIO |
| # endif |
| #endif |
| |
| #include <stdio.h> |
| #include <setjmp.h> |
| #if defined(CRAY) && !defined(NO_BSD_SETJMP) |
| #include <bsdsetjmp.h> |
| #endif |
| #include <sys/ioctl.h> |
| #ifdef HAVE_SYS_FILIO_H |
| #include <sys/filio.h> |
| #endif |
| #ifdef CRAY |
| # include <errno.h> |
| #endif /* CRAY */ |
| #ifdef USE_TERMIO |
| # ifndef VINTR |
| # ifdef SYSV_TERMIO |
| # include <termio.h> |
| # else |
| # include <termios.h> |
| # endif |
| # endif |
| #endif |
| #if defined(NO_CC_T) || !defined(USE_TERMIO) |
| # if !defined(USE_TERMIO) |
| typedef char cc_t; |
| # else |
| typedef unsigned char cc_t; |
| # endif |
| #endif |
| |
| #if defined (USE_TERMIO) && !defined (SYSV_TERMIO) |
| # define termio termios |
| #endif |
| |
| #ifndef NO_STRING_H |
| #include <string.h> |
| #else |
| #include <strings.h> |
| #endif |
| |
| #ifndef _POSIX_VDISABLE |
| # ifdef sun |
| # include <sys/param.h> /* pick up VDISABLE definition, maybe */ |
| # endif |
| # ifdef VDISABLE |
| # define _POSIX_VDISABLE VDISABLE |
| # else |
| # define _POSIX_VDISABLE ((cc_t)'\377') |
| # endif |
| #endif |
| |
| #define SUBBUFSIZE 256 |
| |
| #ifndef CRAY |
| # ifndef errno |
| extern int errno; /* outside this world */ |
| # endif |
| #endif /* !CRAY */ |
| |
| #ifndef __P |
| # ifdef __STDC__ |
| # define __P(x) x |
| # else |
| # define __P(x) () |
| # endif |
| #endif |
| |
| extern int |
| autologin, /* Autologin enabled */ |
| skiprc, /* Don't process the ~/.telnetrc file */ |
| eight, /* use eight bit mode (binary in and/or out */ |
| flushout, /* flush output */ |
| connected, /* Are we connected to the other side? */ |
| globalmode, /* Mode tty should be in */ |
| In3270, /* Are we in 3270 mode? */ |
| telnetport, /* Are we connected to the telnet port? */ |
| localflow, /* Flow control handled locally */ |
| restartany, /* If flow control, restart output on any character */ |
| localchars, /* we recognize interrupt/quit */ |
| donelclchars, /* the user has set "localchars" */ |
| showoptions, |
| net, /* Network file descriptor */ |
| tin, /* Terminal input file descriptor */ |
| tout, /* Terminal output file descriptor */ |
| crlf, /* Should '\r' be mapped to <CR><LF> (or <CR><NUL>)? */ |
| autoflush, /* flush output when interrupting? */ |
| autosynch, /* send interrupt characters with SYNCH? */ |
| SYNCHing, /* Is the stream in telnet SYNCH mode? */ |
| donebinarytoggle, /* the user has put us in binary */ |
| dontlecho, /* do we suppress local echoing right now? */ |
| crmod, |
| netdata, /* Print out network data flow */ |
| prettydump, /* Print "netdata" output in user readable format */ |
| #if defined(TN3270) |
| cursesdata, /* Print out curses data flow */ |
| apitrace, /* Trace API transactions */ |
| #endif /* defined(TN3270) */ |
| termdata, /* Print out terminal data flow */ |
| debug; /* Debug level */ |
| |
| extern cc_t escape; /* Escape to command mode */ |
| extern cc_t rlogin; /* Rlogin mode escape character */ |
| #ifdef KLUDGELINEMODE |
| extern cc_t echoc; /* Toggle local echoing */ |
| #endif |
| |
| extern char |
| *prompt; /* Prompt for command. */ |
| |
| extern char |
| doopt[], |
| dont[], |
| will[], |
| wont[], |
| options[], /* All the little options */ |
| *hostname; /* Who are we connected to? */ |
| #ifdef ENCRYPTION |
| extern void (*encrypt_output) P((unsigned char *, int)); |
| extern int (*decrypt_input) P((int)); |
| #endif /* ENCRYPTION */ |
| |
| /* |
| * We keep track of each side of the option negotiation. |
| */ |
| |
| #define MY_STATE_WILL 0x01 |
| #define MY_WANT_STATE_WILL 0x02 |
| #define MY_STATE_DO 0x04 |
| #define MY_WANT_STATE_DO 0x08 |
| |
| /* |
| * Macros to check the current state of things |
| */ |
| |
| #define my_state_is_do(opt) (options[opt]&MY_STATE_DO) |
| #define my_state_is_will(opt) (options[opt]&MY_STATE_WILL) |
| #define my_want_state_is_do(opt) (options[opt]&MY_WANT_STATE_DO) |
| #define my_want_state_is_will(opt) (options[opt]&MY_WANT_STATE_WILL) |
| |
| #define my_state_is_dont(opt) (!my_state_is_do(opt)) |
| #define my_state_is_wont(opt) (!my_state_is_will(opt)) |
| #define my_want_state_is_dont(opt) (!my_want_state_is_do(opt)) |
| #define my_want_state_is_wont(opt) (!my_want_state_is_will(opt)) |
| |
| #define set_my_state_do(opt) {options[opt] |= MY_STATE_DO;} |
| #define set_my_state_will(opt) {options[opt] |= MY_STATE_WILL;} |
| #define set_my_want_state_do(opt) {options[opt] |= MY_WANT_STATE_DO;} |
| #define set_my_want_state_will(opt) {options[opt] |= MY_WANT_STATE_WILL;} |
| |
| #define set_my_state_dont(opt) {options[opt] &= ~MY_STATE_DO;} |
| #define set_my_state_wont(opt) {options[opt] &= ~MY_STATE_WILL;} |
| #define set_my_want_state_dont(opt) {options[opt] &= ~MY_WANT_STATE_DO;} |
| #define set_my_want_state_wont(opt) {options[opt] &= ~MY_WANT_STATE_WILL;} |
| |
| /* |
| * Make everything symetrical |
| */ |
| |
| #define HIS_STATE_WILL MY_STATE_DO |
| #define HIS_WANT_STATE_WILL MY_WANT_STATE_DO |
| #define HIS_STATE_DO MY_STATE_WILL |
| #define HIS_WANT_STATE_DO MY_WANT_STATE_WILL |
| |
| #define his_state_is_do my_state_is_will |
| #define his_state_is_will my_state_is_do |
| #define his_want_state_is_do my_want_state_is_will |
| #define his_want_state_is_will my_want_state_is_do |
| |
| #define his_state_is_dont my_state_is_wont |
| #define his_state_is_wont my_state_is_dont |
| #define his_want_state_is_dont my_want_state_is_wont |
| #define his_want_state_is_wont my_want_state_is_dont |
| |
| #define set_his_state_do set_my_state_will |
| #define set_his_state_will set_my_state_do |
| #define set_his_want_state_do set_my_want_state_will |
| #define set_his_want_state_will set_my_want_state_do |
| |
| #define set_his_state_dont set_my_state_wont |
| #define set_his_state_wont set_my_state_dont |
| #define set_his_want_state_dont set_my_want_state_wont |
| #define set_his_want_state_wont set_my_want_state_dont |
| |
| |
| extern FILE |
| *NetTrace; /* Where debugging output goes */ |
| extern unsigned char |
| NetTraceFile[]; /* Name of file where debugging output goes */ |
| extern void |
| SetNetTrace __P((char *)); /* Function to change where debugging goes */ |
| |
| extern jmp_buf |
| peerdied, |
| toplevel; /* For error conditions. */ |
| |
| extern void |
| command __P((int, char *, int)), |
| Dump __P((char, unsigned char *, int)), |
| init_3270 __P((void)), |
| printoption __P((char *, int, int)), |
| printsub __P((char, unsigned char *, int)), |
| sendnaws __P((void)), |
| setconnmode __P((int)), |
| setcommandmode __P((void)), |
| setneturg __P((void)), |
| sys_telnet_init __P((void)), |
| telnet __P((char *)), |
| tel_enter_binary __P((int)), |
| TerminalFlushOutput __P((void)), |
| TerminalNewMode __P((int)), |
| TerminalRestoreState __P((void)), |
| TerminalSaveState __P((void)), |
| tninit __P((void)), |
| upcase __P((char *)), |
| willoption __P((int)), |
| wontoption __P((int)); |
| |
| extern void |
| send_do __P((int, int)), |
| send_dont __P((int, int)), |
| send_will __P((int, int)), |
| send_wont __P((int, int)); |
| |
| extern void |
| lm_will __P((unsigned char *, int)), |
| lm_wont __P((unsigned char *, int)), |
| lm_do __P((unsigned char *, int)), |
| lm_dont __P((unsigned char *, int)), |
| lm_mode __P((unsigned char *, int, int)); |
| |
| extern void |
| slc_init __P((void)), |
| slcstate __P((void)), |
| slc_mode_export __P((void)), |
| slc_mode_import __P((int)), |
| slc_import __P((int)), |
| slc_export __P((void)), |
| slc __P((unsigned char *, int)), |
| slc_check __P((void)), |
| slc_start_reply __P((void)), |
| slc_add_reply __P((unsigned char, unsigned char, cc_t)), |
| slc_end_reply __P((void)); |
| extern int |
| slc_update __P((void)); |
| |
| extern void |
| env_opt __P((unsigned char *, int)), |
| env_opt_start __P((void)), |
| env_opt_start_info __P((void)), |
| env_opt_add __P((unsigned char *)), |
| env_opt_end __P((int)); |
| |
| extern unsigned char |
| *env_default __P((int, int)), |
| *env_getvalue __P((unsigned char *)); |
| |
| extern int |
| get_status __P((void)), |
| dosynch __P((void)); |
| |
| extern cc_t |
| *tcval __P((int)); |
| |
| #ifndef USE_TERMIO |
| |
| extern struct tchars ntc; |
| extern struct ltchars nltc; |
| extern struct sgttyb nttyb; |
| |
| # define termEofChar ntc.t_eofc |
| # define termEraseChar nttyb.sg_erase |
| # define termFlushChar nltc.t_flushc |
| # define termIntChar ntc.t_intrc |
| # define termKillChar nttyb.sg_kill |
| # define termLiteralNextChar nltc.t_lnextc |
| # define termQuitChar ntc.t_quitc |
| # define termSuspChar nltc.t_suspc |
| # define termRprntChar nltc.t_rprntc |
| # define termWerasChar nltc.t_werasc |
| # define termStartChar ntc.t_startc |
| # define termStopChar ntc.t_stopc |
| # define termForw1Char ntc.t_brkc |
| extern cc_t termForw2Char; |
| extern cc_t termAytChar; |
| |
| # define termEofCharp (cc_t *)&ntc.t_eofc |
| # define termEraseCharp (cc_t *)&nttyb.sg_erase |
| # define termFlushCharp (cc_t *)&nltc.t_flushc |
| # define termIntCharp (cc_t *)&ntc.t_intrc |
| # define termKillCharp (cc_t *)&nttyb.sg_kill |
| # define termLiteralNextCharp (cc_t *)&nltc.t_lnextc |
| # define termQuitCharp (cc_t *)&ntc.t_quitc |
| # define termSuspCharp (cc_t *)&nltc.t_suspc |
| # define termRprntCharp (cc_t *)&nltc.t_rprntc |
| # define termWerasCharp (cc_t *)&nltc.t_werasc |
| # define termStartCharp (cc_t *)&ntc.t_startc |
| # define termStopCharp (cc_t *)&ntc.t_stopc |
| # define termForw1Charp (cc_t *)&ntc.t_brkc |
| # define termForw2Charp (cc_t *)&termForw2Char |
| # define termAytCharp (cc_t *)&termAytChar |
| |
| # else |
| |
| extern struct termio new_tc; |
| |
| # define termEofChar new_tc.c_cc[VEOF] |
| # define termEraseChar new_tc.c_cc[VERASE] |
| # define termIntChar new_tc.c_cc[VINTR] |
| # define termKillChar new_tc.c_cc[VKILL] |
| # define termQuitChar new_tc.c_cc[VQUIT] |
| |
| # ifndef VSUSP |
| extern cc_t termSuspChar; |
| # else |
| # define termSuspChar new_tc.c_cc[VSUSP] |
| # endif |
| # if defined(VFLUSHO) && !defined(VDISCARD) |
| # define VDISCARD VFLUSHO |
| # endif |
| # ifndef VDISCARD |
| extern cc_t termFlushChar; |
| # else |
| # define termFlushChar new_tc.c_cc[VDISCARD] |
| # endif |
| # ifndef VWERASE |
| extern cc_t termWerasChar; |
| # else |
| # define termWerasChar new_tc.c_cc[VWERASE] |
| # endif |
| # ifndef VREPRINT |
| extern cc_t termRprntChar; |
| # else |
| # define termRprntChar new_tc.c_cc[VREPRINT] |
| # endif |
| # ifndef VLNEXT |
| extern cc_t termLiteralNextChar; |
| # else |
| # define termLiteralNextChar new_tc.c_cc[VLNEXT] |
| # endif |
| # ifndef VSTART |
| extern cc_t termStartChar; |
| # else |
| # define termStartChar new_tc.c_cc[VSTART] |
| # endif |
| # ifndef VSTOP |
| extern cc_t termStopChar; |
| # else |
| # define termStopChar new_tc.c_cc[VSTOP] |
| # endif |
| # ifndef VEOL |
| extern cc_t termForw1Char; |
| # else |
| # define termForw1Char new_tc.c_cc[VEOL] |
| # endif |
| # ifndef VEOL2 |
| extern cc_t termForw2Char; |
| # else |
| # define termForw2Char new_tc.c_cc[VEOL] |
| # endif |
| # ifndef VSTATUS |
| extern cc_t termAytChar; |
| #else |
| # define termAytChar new_tc.c_cc[VSTATUS] |
| #endif |
| |
| # if !defined(CRAY) || defined(__STDC__) |
| # define termEofCharp &termEofChar |
| # define termEraseCharp &termEraseChar |
| # define termIntCharp &termIntChar |
| # define termKillCharp &termKillChar |
| # define termQuitCharp &termQuitChar |
| # define termSuspCharp &termSuspChar |
| # define termFlushCharp &termFlushChar |
| # define termWerasCharp &termWerasChar |
| # define termRprntCharp &termRprntChar |
| # define termLiteralNextCharp &termLiteralNextChar |
| # define termStartCharp &termStartChar |
| # define termStopCharp &termStopChar |
| # define termForw1Charp &termForw1Char |
| # define termForw2Charp &termForw2Char |
| # define termAytCharp &termAytChar |
| # else |
| /* Work around a compiler bug */ |
| # define termEofCharp 0 |
| # define termEraseCharp 0 |
| # define termIntCharp 0 |
| # define termKillCharp 0 |
| # define termQuitCharp 0 |
| # define termSuspCharp 0 |
| # define termFlushCharp 0 |
| # define termWerasCharp 0 |
| # define termRprntCharp 0 |
| # define termLiteralNextCharp 0 |
| # define termStartCharp 0 |
| # define termStopCharp 0 |
| # define termForw1Charp 0 |
| # define termForw2Charp 0 |
| # define termAytCharp 0 |
| # endif |
| #endif |
| |
| |
| /* Ring buffer structures which are shared */ |
| |
| extern Ring |
| netoring, |
| netiring, |
| ttyoring, |
| ttyiring; |
| |
| /* Tn3270 section */ |
| #if defined(TN3270) |
| |
| extern int |
| HaveInput, /* Whether an asynchronous I/O indication came in */ |
| noasynchtty, /* Don't do signals on I/O (SIGURG, SIGIO) */ |
| noasynchnet, /* Don't do signals on I/O (SIGURG, SIGIO) */ |
| sigiocount, /* Count of SIGIO receptions */ |
| shell_active; /* Subshell is active */ |
| |
| extern char |
| *Ibackp, /* Oldest byte of 3270 data */ |
| Ibuf[], /* 3270 buffer */ |
| *Ifrontp, /* Where next 3270 byte goes */ |
| tline[], |
| *transcom; /* Transparent command */ |
| |
| extern int |
| settranscom __P((int, char**)); |
| |
| extern void |
| inputAvailable __P((int)); |
| #endif /* defined(TN3270) */ |