externs.h revision 7c478bd95313f5f23a4c958a745db2134aa03244
/*
* Copyright 1994-2002 Sun Microsystems, Inc. All rights reserved.
* Use is subject to license terms.
*/
/*
* 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.
* 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.
*
* @(#)externs.h 8.1 (Berkeley) 6/6/93
*/
#ifndef _EXTERNS_H
#define _EXTERNS_H
#pragma ident "%Z%%M% %I% %E% SMI"
#ifdef __cplusplus
extern "C" {
#endif
#include <libintl.h>
#include <stdio.h>
#include <setjmp.h>
#include <sys/filio.h>
#ifdef USE_TERMIO
#include <sys/termios.h>
#define termio termios
#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
#include "auth.h"
#include "encrypt.h"
#include <profile/prof_int.h>
extern profile_options_boolean config_file_options[];
#define forwardable_flag_set config_file_options[0].found
#define forward_flag_set config_file_options[1].found
#define encrypt_flag_set config_file_options[2].found
#define autologin_set config_file_options[3].found
#include <string.h>
#ifndef _POSIX_VDISABLE
#include <sys/param.h> /* pick up VDISABLE definition, mayby */
#ifdef VDISABLE
#define _POSIX_VDISABLE VDISABLE
#else
#define _POSIX_VDISABLE ((cc_t)'\377')
#endif
#endif
#include <wait.h>
#include <stdlib.h>
#include <unistd.h>
#define SUBBUFSIZE 256
extern int autologin; /* Autologin enabled */
extern int skiprc; /* Don't process the ~/.telnetrc file */
extern int eight; /* use eight bit mode (binary in and/or out */
extern int flushout; /* flush output */
extern int connected; /* Are we connected to the other side? */
extern int globalmode; /* Mode tty should be in */
extern int telnetport; /* Are we connected to the telnet port? */
extern int localflow; /* Flow control handled locally */
extern int restartany; /* If flow control, restart output on any character */
extern int localchars; /* we recognize interrupt/quit */
extern int donelclchars; /* the user has set "localchars" */
extern int showoptions;
extern int net; /* Network file descriptor */
extern int tout; /* Terminal output file descriptor */
extern int crlf; /* Should '\r' be mapped to <CR><LF> (or <CR><NUL>)? */
extern int autoflush; /* flush output when interrupting? */
extern int autosynch; /* send interrupt characters with SYNCH? */
extern int SYNCHing; /* Is the stream in telnet SYNCH mode? */
extern int donebinarytoggle; /* the user has put us in binary */
extern int dontlecho; /* do we suppress local echoing right now? */
extern int crmod;
extern int netdata; /* Print out network data flow */
extern int prettydump; /* Print "netdata" output in user readable format */
extern int termdata; /* Print out terminal data flow */
extern int eof_pending; /* Received EOF in line mode, need to send IAC-xEOF */
extern int debug; /* Debug level */
extern int krb5auth_flag;
extern char *RemoteHostName;
extern char *UserNameRequested;
extern int forwardable_flag;
extern int forward_flag;
extern boolean_t wantencryption; /* User has requested encryption */
extern int encrypt_flag; /* for reading config file for Krb5 */
extern boolean_t Ambiguous(void *);
extern boolean_t intr_happened; /* for interrupt handling */
extern boolean_t intr_waiting;
extern cc_t escape; /* Escape to command mode */
extern cc_t rlogin; /* Rlogin mode escape character */
extern boolean_t escape_valid;
#ifdef KLUDGELINEMODE
extern cc_t echoc; /* Toggle local echoing */
#endif
extern char *prompt; /* Prompt for command. */
extern char doopt[];
extern char dont[];
extern char will[];
extern char wont[];
extern char options[]; /* All the little options */
extern char *hostname; /* Who are we connected to? */
extern void (*encrypt_output) (unsigned char *, int);
extern int (*decrypt_input) (int);
/*
* 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 */
/* Name of file where debugging output goes */
extern unsigned char NetTraceFile[];
extern void SetNetTrace(char *); /* Function to change where debugging goes */
extern jmp_buf peerdied;
extern jmp_buf toplevel; /* For error conditions. */
extern char *AllocStringBuffer(char **, unsigned int *, unsigned int);
extern void ExitString(char *, int);
extern void Exit(int);
extern void command(int, char *, int);
extern void Dump(int, unsigned char *, int);
extern char *GetAndAppendString(char **, unsigned int *, char *, FILE *);
extern char *GetString(char **, unsigned int *, FILE *);
extern void init_network(void);
extern void init_terminal(void);
extern void init_sys(void);
extern void optionstatus(void);
extern void printoption(char *, int, int);
extern void printsub(int, unsigned char *, int);
extern void sendnaws(void);
extern void setconnmode(int);
extern void setcommandmode(void);
extern void setneturg(void);
extern void sys_telnet_init(void);
extern void telnet(char *);
extern void tel_enter_binary(int);
extern void tel_leave_binary(int);
extern void TerminalDefaultChars(void);
extern void TerminalFlushOutput(void);
extern void TerminalNewMode(int);
extern void TerminalSaveState(void);
extern void TerminalSpeeds(int *, int *);
extern void upcase(char *);
extern void xmitEL(void);
extern void xmitEC(void);
extern void intp(void);
extern void sendabort(void);
extern void sendsusp(void);
extern void set_escape_char(char *);
extern void fatal_tty_error(char *);
extern void send_do(int, int);
extern void send_dont(int, int);
extern void send_will(int, int);
extern void send_wont(int, int);
extern void lm_mode(unsigned char *, int, int);
extern void slcstate(void);
extern void slc_mode_export(void);
extern void slc_mode_import(int);
extern void slc_check(void);
extern void env_opt_start_info(void);
extern void env_opt_add(unsigned char *);
extern void env_opt_end(int);
extern char **genget(char *, char **, int);
extern unsigned char *env_default(int, int);
extern unsigned char *env_getvalue(unsigned char *);
extern int env_init(void);
extern int get_status(void);
extern int init_telnet(void);
extern int isprefix(register char *, register char *);
extern int netflush(void);
extern int opt_welldefined(char *);
extern int process_rings(int, int, int, int, int, int);
extern int quit(void);
extern int rlogin_susp(void);
extern int Scheduler(int);
extern int SetSockOpt(int, int, int, int);
extern int stilloob(void);
extern int telrcv(void);
extern int TerminalWindowSize(unsigned short *, unsigned short *);
extern int TerminalWrite(char *, int);
extern int TerminalSpecialChars(int);
extern int tn(int, char **);
extern int tninit(void);
extern int ttyflush(int);
extern int getconnmode(void);
extern int xmitAO(void);
extern int sendbrk(void);
extern int dosynch(void);
extern cc_t *tcval(int);
extern void auth_encrypt_init(char *, char *, char *);
extern void auth_encrypt_user(char *);
extern int net_write(unsigned char *, int len);
extern void net_encrypt(void);
extern void telnet_spin(void);
extern void printd(unsigned char *, 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]
#define termSuspChar new_tc.c_cc[VSUSP]
#define termFlushChar new_tc.c_cc[VDISCARD]
#define termWerasChar new_tc.c_cc[VWERASE]
#define termRprntChar new_tc.c_cc[VREPRINT]
#define termLiteralNextChar new_tc.c_cc[VLNEXT]
#define termStartChar new_tc.c_cc[VSTART]
#define termStopChar new_tc.c_cc[VSTOP]
#define termForw1Char new_tc.c_cc[VEOL]
#define termForw2Char new_tc.c_cc[VEOL]
extern cc_t termAytChar;
#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
#endif
/* Ring buffer structures which are shared */
#include "ring.h"
extern Ring netoring;
extern Ring netiring;
extern Ring ttyoring;
extern Ring ttyiring;
#ifdef __cplusplus
}
#endif
#endif /* _EXTERNS_H */