diff options
Diffstat (limited to 'crypto/kerberosIV/appl/telnet/telnetd/global.c')
-rw-r--r-- | crypto/kerberosIV/appl/telnet/telnetd/global.c | 107 |
1 files changed, 107 insertions, 0 deletions
diff --git a/crypto/kerberosIV/appl/telnet/telnetd/global.c b/crypto/kerberosIV/appl/telnet/telnetd/global.c new file mode 100644 index 0000000..275cb45 --- /dev/null +++ b/crypto/kerberosIV/appl/telnet/telnetd/global.c @@ -0,0 +1,107 @@ +/* + * 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. + */ + +/* a *lot* of ugly global definitions that really should be removed... + */ + +#include "telnetd.h" + +RCSID("$Id: global.c,v 1.12 1997/05/11 06:29:59 assar Exp $"); + +/* + * Telnet server variable declarations + */ +char options[256]; +char do_dont_resp[256]; +char will_wont_resp[256]; +int linemode; /* linemode on/off */ +int flowmode; /* current flow control state */ +int restartany; /* restart output on any character state */ +#ifdef DIAGNOSTICS +int diagnostic; /* telnet diagnostic capabilities */ +#endif /* DIAGNOSTICS */ +int require_otp; + +slcfun slctab[NSLC + 1]; /* slc mapping table */ + +char *terminaltype; + +/* + * I/O data buffers, pointers, and counters. + */ +char ptyobuf[BUFSIZ+NETSLOP], *pfrontp, *pbackp; + +char netibuf[BUFSIZ], *netip; + +char netobuf[BUFSIZ+NETSLOP], *nfrontp, *nbackp; +char *neturg; /* one past last bye of urgent data */ + +int pcc, ncc; + +int ourpty, net; +int SYNCHing; /* we are in TELNET SYNCH mode */ + +/* + * The following are some clocks used to decide how to interpret + * the relationship between various variables. + */ + +struct clocks_t clocks; + + +/* whether to log unauthenticated login attempts */ +int log_unauth; + +/* do not print warning if connection is not encrypted */ +int no_warn; + +/* + * This function appends data to nfrontp and advances nfrontp. + */ + +int +output_data (const char *format, ...) +{ + va_list args; + size_t remaining, ret; + + va_start(args, format); + remaining = BUFSIZ - (nfrontp - netobuf); + ret = vsnprintf (nfrontp, + remaining, + format, + args); + nfrontp += ret; + va_end(args); + return ret; +} |