freebsd-dev/libexec/telnetd/ext.h

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/*
* Copyright (c) 1989, 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.
*
* @(#)ext.h 8.2 (Berkeley) 12/15/93
1999-08-28 00:22:10 +00:00
* $FreeBSD$
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*/
/*
* Telnet server variable declarations
*/
extern char options[256];
extern char do_dont_resp[256];
extern char will_wont_resp[256];
extern int linemode; /* linemode on/off */
#ifdef LINEMODE
extern int uselinemode; /* what linemode to use (on/off) */
extern int editmode; /* edit modes in use */
extern int useeditmode; /* edit modes to use */
extern int alwayslinemode; /* command line option */
extern int lmodetype; /* Client support for linemode */
#endif /* LINEMODE */
extern int flowmode; /* current flow control state */
extern int restartany; /* restart output on any character state */
#ifdef DIAGNOSTICS
extern int diagnostic; /* telnet diagnostic capabilities */
#endif /* DIAGNOSTICS */
#ifdef BFTPDAEMON
extern int bftpd; /* behave as bftp daemon */
#endif /* BFTPDAEMON */
extern slcfun slctab[NSLC + 1]; /* slc mapping table */
char *terminaltype;
/*
* I/O data buffers, pointers, and counters.
*/
extern char ptyobuf[BUFSIZ+NETSLOP], *pfrontp, *pbackp;
extern char netibuf[BUFSIZ], *netip;
extern char netobuf[BUFSIZ], *nfrontp, *nbackp;
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extern char *neturg; /* one past last bye of urgent data */
extern int pcc, ncc;
extern int pty, net;
extern char line[16];
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extern int SYNCHing; /* we are in TELNET SYNCH mode */
extern void
_termstat(void),
add_slc(char, char, cc_t),
check_slc(void),
change_slc(char, char, cc_t),
cleanup(int),
clientstat(int, int, int),
copy_termbuf(char *, size_t),
deferslc(void),
defer_terminit(void),
do_opt_slc(unsigned char *, int),
doeof(void),
dooption(int),
dontoption(int),
edithost(char *, char *),
fatal(int, const char *),
fatalperror(int, const char *),
get_slc_defaults(void),
init_env(void),
init_termbuf(void),
interrupt(void),
localstat(void),
flowstat(void),
netclear(void),
netflush(void),
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#ifdef DIAGNOSTICS
printoption(const char *, int),
printdata(const char *, char *, int),
printsub(char, unsigned char *, int),
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#endif
process_slc(unsigned char, unsigned char, cc_t),
ptyflush(void),
putchr(int),
putf(char *, char *),
recv_ayt(void),
send_do(int, int),
send_dont(int, int),
send_slc(void),
send_status(void),
send_will(int, int),
send_wont(int, int),
sendbrk(void),
sendsusp(void),
set_termbuf(void),
start_login(char *, int, char *),
start_slc(int),
start_slave(char *, int, char *),
suboption(void),
telrcv(void),
ttloop(void),
tty_binaryin(int),
tty_binaryout(int);
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extern int
end_slc(unsigned char **),
getnpty(void),
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#ifndef convex
getpty(int *),
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#endif
login_tty(int),
spcset(int, cc_t *, cc_t **),
stilloob(int),
terminit(void),
termstat(void),
tty_flowmode(void),
tty_restartany(void),
tty_isbinaryin(void),
tty_isbinaryout(void),
tty_iscrnl(void),
tty_isecho(void),
tty_isediting(void),
tty_islitecho(void),
tty_isnewmap(void),
tty_israw(void),
tty_issofttab(void),
tty_istrapsig(void),
tty_linemode(void);
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extern void
tty_rspeed(int),
tty_setecho(int),
tty_setedit(int),
tty_setlinemode(int),
tty_setlitecho(int),
tty_setsig(int),
tty_setsofttab(int),
tty_tspeed(int),
willoption(int),
wontoption(int);
int output_data(const char *, ...) __printflike(1, 2);
void output_datalen(const char *, int);
void startslave(char *, int, char *);
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/*
* The following are some clocks used to decide how to interpret
* the relationship between various variables.
*/
extern struct {
int
system, /* what the current time is */
echotoggle, /* last time user entered echo character */
modenegotiated, /* last time operating mode negotiated */
didnetreceive, /* last time we read data from network */
ttypesubopt, /* ttype subopt is received */
tspeedsubopt, /* tspeed subopt is received */
environsubopt, /* environ subopt is received */
oenvironsubopt, /* old environ subopt is received */
xdisplocsubopt, /* xdisploc subopt is received */
baseline, /* time started to do timed action */
gotDM; /* when did we last see a data mark */
} clocks;
#ifndef DEFAULT_IM
# ifdef ultrix
# define DEFAULT_IM "\r\n\r\nULTRIX (%h) (%t)\r\n\r\r\n\r"
# else
# ifdef __FreeBSD__
# define DEFAULT_IM "\r\n\r\nFreeBSD (%h) (%t)\r\n\r\r\n\r"
# else
# define DEFAULT_IM "\r\n\r\n4.4 BSD UNIX (%h) (%t)\r\n\r\r\n\r"
# endif
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# endif
#endif