
git-svn-id: svn://svn.h5l.se/heimdal/trunk/heimdal@10286 ec53bebd-3082-4978-b11e-865c3cabbd6b
436 lines
12 KiB
C
436 lines
12 KiB
C
/*
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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 8.3 (Berkeley) 5/30/95
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*/
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/* $Id$ */
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#ifndef BSD
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# define BSD 43
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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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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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binary,
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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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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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termdata, /* Print out terminal data flow */
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debug; /* Debug level */
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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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#if defined(ENCRYPTION)
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extern void (*encrypt_output) (unsigned char *, int);
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extern int (*decrypt_input) (int);
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#endif
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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 symmetrical
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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 char
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NetTraceFile[]; /* Name of file where debugging output goes */
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extern void
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SetNetTrace (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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/* authenc.c */
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#if defined(AUTHENTICATION) || defined(ENCRYPTION)
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int telnet_net_write(unsigned char *str, int len);
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void net_encrypt(void);
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int telnet_spin(void);
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char *telnet_getenv(const char *val);
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char *telnet_gets(char *prompt, char *result, int length, int echo);
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#endif
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/* commands.c */
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struct env_lst *env_define (unsigned char *, unsigned char *);
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struct env_lst *env_find(unsigned char *var);
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void env_init (void);
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void env_undefine (unsigned char *);
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void env_export (unsigned char *);
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void env_unexport (unsigned char *);
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void env_send (unsigned char *);
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void env_list (void);
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unsigned char * env_default(int init, int welldefined);
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unsigned char * env_getvalue(unsigned char *var);
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void set_escape_char(char *s);
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int sourceroute(struct addrinfo *ai, char *arg, char **cpp,
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int *prototp, int *optp);
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#if defined(AUTHENTICATION)
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int auth_enable (char *);
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int auth_disable (char *);
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int auth_status (void);
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#endif
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#if defined(ENCRYPTION)
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int EncryptEnable (char *, char *);
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int EncryptDisable (char *, char *);
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int EncryptType (char *, char *);
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int EncryptStart (char *);
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int EncryptStartInput (void);
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int EncryptStartOutput (void);
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int EncryptStop (char *);
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int EncryptStopInput (void);
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int EncryptStopOutput (void);
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int EncryptStatus (void);
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#endif
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#ifdef SIGINFO
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RETSIGTYPE ayt_status(int);
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#endif
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int tn(int argc, char **argv);
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void command(int top, char *tbuf, int cnt);
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/* main.c */
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void tninit(void);
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void usage(void);
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/* network.c */
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void init_network(void);
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int stilloob(void);
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void setneturg(void);
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int netflush(void);
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/* sys_bsd.c */
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void init_sys(void);
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int TerminalWrite(char *buf, int n);
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int TerminalRead(unsigned char *buf, int n);
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int TerminalAutoFlush(void);
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int TerminalSpecialChars(int c);
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void TerminalFlushOutput(void);
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void TerminalSaveState(void);
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void TerminalDefaultChars(void);
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void TerminalNewMode(int f);
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cc_t *tcval(int func);
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void TerminalSpeeds(long *input_speed, long *output_speed);
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int TerminalWindowSize(long *rows, long *cols);
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int NetClose(int fd);
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void NetNonblockingIO(int fd, int onoff);
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int process_rings(int netin, int netout, int netex, int ttyin, int ttyout,
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int poll);
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/* telnet.c */
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void init_telnet(void);
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void tel_leave_binary(int rw);
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void tel_enter_binary(int rw);
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int opt_welldefined(char *ep);
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int telrcv(void);
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int rlogin_susp(void);
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void intp(void);
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void sendbrk(void);
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void sendabort(void);
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void sendsusp(void);
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void sendeof(void);
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void sendayt(void);
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void xmitAO(void);
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void xmitEL(void);
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void xmitEC(void);
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void Dump (char, unsigned char *, int);
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void printoption (char *, int, int);
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void printsub (int, unsigned char *, int);
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void sendnaws (void);
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void setconnmode (int);
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void setcommandmode (void);
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void setneturg (void);
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void sys_telnet_init (void);
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void my_telnet (char *);
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void tel_enter_binary (int);
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void TerminalFlushOutput (void);
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void TerminalNewMode (int);
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void TerminalRestoreState (void);
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void TerminalSaveState (void);
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void tninit (void);
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void willoption (int);
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void wontoption (int);
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void send_do (int, int);
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void send_dont (int, int);
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void send_will (int, int);
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void send_wont (int, int);
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void lm_will (unsigned char *, int);
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void lm_wont (unsigned char *, int);
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void lm_do (unsigned char *, int);
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void lm_dont (unsigned char *, int);
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void lm_mode (unsigned char *, int, int);
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void slc_init (void);
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void slcstate (void);
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void slc_mode_export (void);
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void slc_mode_import (int);
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void slc_import (int);
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void slc_export (void);
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void slc (unsigned char *, int);
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void slc_check (void);
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void slc_start_reply (void);
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void slc_add_reply (unsigned char, unsigned char, cc_t);
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void slc_end_reply (void);
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int slc_update (void);
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void env_opt (unsigned char *, int);
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void env_opt_start (void);
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void env_opt_start_info (void);
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void env_opt_add (unsigned char *);
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void env_opt_end (int);
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unsigned char *env_default (int, int);
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unsigned char *env_getvalue (unsigned char *);
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int get_status (void);
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int dosynch (void);
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cc_t *tcval (int);
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int quit (void);
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/* terminal.c */
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void init_terminal(void);
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int ttyflush(int drop);
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int getconnmode(void);
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/* utilities.c */
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int SetSockOpt(int fd, int level, int option, int yesno);
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void SetNetTrace(char *file);
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void Dump(char direction, unsigned char *buffer, int length);
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void printoption(char *direction, int cmd, int option);
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void optionstatus(void);
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void printsub(int direction, unsigned char *pointer, int length);
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void EmptyTerminal(void);
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void SetForExit(void);
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void Exit(int returnCode);
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void ExitString(char *string, int returnCode);
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extern struct termios 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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# ifndef VSUSP
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extern cc_t termSuspChar;
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# else
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# define termSuspChar new_tc.c_cc[VSUSP]
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# endif
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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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/* 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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extern int resettermname;
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extern int linemode;
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#ifdef KLUDGELINEMODE
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extern int kludgelinemode;
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#endif
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