/* * 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. 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 * $FreeBSD: src/crypto/telnet/telnetd/ext.h,v 1.2.8.4 2002/04/13 10:59:08 markm Exp $ */ /* * 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 */ #define TERMINAL_TYPE_SIZE 41 /* allocated space for 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; extern char *neturg; /* one past last bye of urgent data */ extern int pcc, ncc; extern int pty, net; 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) __dead2, 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 *), fatalmsg(int, const char *) __dead2, fatalperror(int, const char *) __dead2, get_slc_defaults(void), init_env(void), init_termbuf(void), interrupt(void), localstat(void), flowstat(void), netclear(void), netflush(void), #ifdef DIAGNOSTICS printoption(const char *, int), printdata(const char *, char *, int), printsub(char, unsigned char *, int), #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 *) __dead2, start_slc(int), #ifdef AUTHENTICATION start_slave(char *), #else start_slave(char *, int, char *), #endif suboption(void), telrcv(void), ttloop(void), tty_binaryin(int), tty_binaryout(int); extern int end_slc(unsigned char **), getnpty(void), #ifndef convex getpty(int *), #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); 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 *); #ifdef ENCRYPTION extern char *nclearto; #endif /* ENCRYPTION */ /* * 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 # if defined(__DragonFly__) # define DEFAULT_IM "\r\n\r\nDragonFly (%h) (%t)\r\n\r\r\n\r" # elif defined(__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 # endif #endif