telnetd.tproj/ext.h

   1 /*
   2  * Copyright (c) 1999 Apple Computer, Inc. All rights reserved.
   3  *
   4  * @APPLE_LICENSE_HEADER_START@
   5  *
   6  * "Portions Copyright (c) 1999 Apple Computer, Inc.  All Rights
   7  * Reserved.  This file contains Original Code and/or Modifications of
   8  * Original Code as defined in and that are subject to the Apple Public
   9  * Source License Version 1.0 (the 'License').  You may not use this file
  10  * except in compliance with the License.  Please obtain a copy of the
  11  * License at http://www.apple.com/publicsource and read it before using
  12  * this file.
  13  *
  14  * The Original Code and all software distributed under the License are
  15  * distributed on an 'AS IS' basis, WITHOUT WARRANTY OF ANY KIND, EITHER
  16  * EXPRESS OR IMPLIED, AND APPLE HEREBY DISCLAIMS ALL SUCH WARRANTIES,
  17  * INCLUDING WITHOUT LIMITATION, ANY WARRANTIES OF MERCHANTABILITY,
  18  * FITNESS FOR A PARTICULAR PURPOSE OR NON-INFRINGEMENT.  Please see the
  19  * License for the specific language governing rights and limitations
  20  * under the License."
  21  *
  22  * @APPLE_LICENSE_HEADER_END@
  23  */
  24 /*
  25  * Copyright (c) 1989, 1993
  26  *      The Regents of the University of California.  All rights reserved.
  27  *
  28  * Redistribution and use in source and binary forms, with or without
  29  * modification, are permitted provided that the following conditions
  30  * are met:
  31  * 1. Redistributions of source code must retain the above copyright
  32  *    notice, this list of conditions and the following disclaimer.
  33  * 2. Redistributions in binary form must reproduce the above copyright
  34  *    notice, this list of conditions and the following disclaimer in the
  35  *    documentation and/or other materials provided with the distribution.
  36  * 3. All advertising materials mentioning features or use of this software
  37  *    must display the following acknowledgement:
  38  *      This product includes software developed by the University of
  39  *      California, Berkeley and its contributors.
  40  * 4. Neither the name of the University nor the names of its contributors
  41  *    may be used to endorse or promote products derived from this software
  42  *    without specific prior written permission.
  43  *
  44  * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
  45  * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
  46  * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
  47  * ARE DISCLAIMED.  IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
  48  * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
  49  * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
  50  * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
  51  * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
  52  * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
  53  * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
  54  * SUCH DAMAGE.
  55  *
  56  *      @(#)ext.h       8.2 (Berkeley) 12/15/93
  57  */
  58
  59 /*
  60  * Telnet server variable declarations
  61  */
  62 extern char     options[256];
  63 extern char     do_dont_resp[256];
  64 extern char     will_wont_resp[256];
  65 extern int      linemode;       /* linemode on/off */
  66 #ifdef  LINEMODE
  67 extern int      uselinemode;    /* what linemode to use (on/off) */
  68 extern int      editmode;       /* edit modes in use */
  69 extern int      useeditmode;    /* edit modes to use */
  70 extern int      alwayslinemode; /* command line option */
  71 # ifdef KLUDGELINEMODE
  72 extern int      lmodetype;      /* Client support for linemode */
  73 # endif /* KLUDGELINEMODE */
  74 #endif  /* LINEMODE */
  75 extern int      flowmode;       /* current flow control state */
  76 extern int      restartany;     /* restart output on any character state */
  77 #ifdef DIAGNOSTICS
  78 extern int      diagnostic;     /* telnet diagnostic capabilities */
  79 #endif /* DIAGNOSTICS */
  80 #ifdef BFTPDAEMON
  81 extern int      bftpd;          /* behave as bftp daemon */
  82 #endif /* BFTPDAEMON */
  83 #if     defined(SecurID)
  84 extern int      require_SecurID;
  85 #endif
  86 #if     defined(AUTHENTICATION)
  87 extern int      auth_level;
  88 #endif
  89
  90 extern slcfun   slctab[NSLC + 1];       /* slc mapping table */
  91
  92 extern char     *terminaltype;
  93
  94 /*
  95  * I/O data buffers, pointers, and counters.
  96  */
  97 extern char     ptyobuf[BUFSIZ+NETSLOP], *pfrontp, *pbackp;
  98
  99 extern char     netibuf[BUFSIZ], *netip;
 100
 101 extern char     netobuf[BUFSIZ+NETSLOP], *nfrontp, *nbackp;
 102 extern char     *neturg;                /* one past last bye of urgent data */
 103
 104 extern int      pcc, ncc;
 105
 106 #if defined(CRAY2) && defined(UNICOS5)
 107 extern int unpcc;  /* characters left unprocessed by CRAY-2 terminal routine */
 108 extern char *unptyip;  /* pointer to remaining characters in buffer */
 109 #endif
 110
 111 extern int      pty, net;
 112 #ifdef __APPLE__
 113 extern char     line[16];
 114 #else
 115 extern char     *line;
 116 #endif /* !NeXT */
 117 extern int      SYNCHing;               /* we are in TELNET SYNCH mode */
 118
 119 #ifndef P
 120 # ifdef __STDC__
 121 #  define P(x)  x
 122 # else
 123 #  define P(x)  ()
 124 # endif
 125 #endif
 126
 127 extern void
 128         _termstat P((void)),
 129         add_slc P((int, int, int)),
 130         check_slc P((void)),
 131         change_slc P((int, int, int)),
 132         cleanup P((int)),
 133         clientstat P((int, int, int)),
 134         copy_termbuf P((char *, int)),
 135         deferslc P((void)),
 136         defer_terminit P((void)),
 137         do_opt_slc P((unsigned char *, int)),
 138         doeof P((void)),
 139         dooption P((int)),
 140         dontoption P((int)),
 141         edithost P((char *, char *)),
 142         fatal P((int, char *)),
 143         fatalperror P((int, char *)),
 144         get_slc_defaults P((void)),
 145         init_env P((void)),
 146         init_termbuf P((void)),
 147         interrupt P((void)),
 148         localstat P((void)),
 149         flowstat P((void)),
 150         netclear P((void)),
 151         netflush P((void)),
 152 #ifdef DIAGNOSTICS
 153         printoption P((char *, int)),
 154         printdata P((char *, char *, int)),
 155         printsub P((int, unsigned char *, int)),
 156 #endif
 157         ptyflush P((void)),
 158         putchr P((int)),
 159         putf P((char *, char *)),
 160         recv_ayt P((void)),
 161         send_do P((int, int)),
 162         send_dont P((int, int)),
 163         send_slc P((void)),
 164         send_status P((void)),
 165         send_will P((int, int)),
 166         send_wont P((int, int)),
 167         sendbrk P((void)),
 168         sendsusp P((void)),
 169         set_termbuf P((void)),
 170         start_login P((char *, int, char *)),
 171         start_slc P((int)),
 172 #if     defined(AUTHENTICATION)
 173         start_slave P((char *)),
 174 #else
 175         start_slave P((char *, int, char *)),
 176 #endif
 177         suboption P((void)),
 178         telrcv P((void)),
 179         ttloop P((void)),
 180         tty_binaryin P((int)),
 181         tty_binaryout P((int));
 182
 183 extern int
 184         end_slc P((unsigned char **)),
 185         getnpty P((void)),
 186 #ifndef convex
 187         getpty P((int *)),
 188 #endif
 189         login_tty P((int)),
 190         spcset P((int, cc_t *, cc_t **)),
 191         stilloob P((int)),
 192         terminit P((void)),
 193         termstat P((void)),
 194         tty_flowmode P((void)),
 195         tty_restartany P((void)),
 196         tty_isbinaryin P((void)),
 197         tty_isbinaryout P((void)),
 198         tty_iscrnl P((void)),
 199         tty_isecho P((void)),
 200         tty_isediting P((void)),
 201         tty_islitecho P((void)),
 202         tty_isnewmap P((void)),
 203         tty_israw P((void)),
 204         tty_issofttab P((void)),
 205         tty_istrapsig P((void)),
 206         tty_linemode P((void));
 207
 208 extern void
 209         tty_rspeed P((int)),
 210         tty_setecho P((int)),
 211         tty_setedit P((int)),
 212         tty_setlinemode P((int)),
 213         tty_setlitecho P((int)),
 214         tty_setsig P((int)),
 215         tty_setsofttab P((int)),
 216         tty_tspeed P((int)),
 217         willoption P((int)),
 218         wontoption P((int)),
 219         writenet P((unsigned char *, int));
 220
 221 #ifdef  ENCRYPTION
 222 extern void     (*encrypt_output) P((unsigned char *, int));
 223 extern int      (*decrypt_input) P((int));
 224 extern char     *nclearto;
 225 #endif  /* ENCRYPTION */
 226
 227
 228 /*
 229  * The following are some clocks used to decide how to interpret
 230  * the relationship between various variables.
 231  */
 232
 233 extern struct {
 234     int
 235         system,                 /* what the current time is */
 236         echotoggle,             /* last time user entered echo character */
 237         modenegotiated,         /* last time operating mode negotiated */
 238         didnetreceive,          /* last time we read data from network */
 239         ttypesubopt,            /* ttype subopt is received */
 240         tspeedsubopt,           /* tspeed subopt is received */
 241         environsubopt,          /* environ subopt is received */
 242         oenvironsubopt,         /* old environ subopt is received */
 243         xdisplocsubopt,         /* xdisploc subopt is received */
 244         baseline,               /* time started to do timed action */
 245         gotDM;                  /* when did we last see a data mark */
 246 } clocks;
 247
 248
 249 #if     defined(CRAY2) && defined(UNICOS5)
 250 extern int      needtermstat;
 251 #endif
 252
 253 #ifndef DEFAULT_IM
 254 # ifdef CRAY
 255 #  define DEFAULT_IM    "\r\n\r\nCray UNICOS (%h) (%t)\r\n\r\r\n\r"
 256 # else
 257 #  ifdef sun
 258 #   define DEFAULT_IM   "\r\n\r\nSunOS UNIX (%h) (%t)\r\n\r\r\n\r"
 259 #  else
 260 #   ifdef ultrix
 261 #    define DEFAULT_IM  "\r\n\r\nULTRIX (%h) (%t)\r\n\r\r\n\r"
 262 #   else
 263 #    define DEFAULT_IM  "\r\n\r\n4.4 BSD (%h) (%t)\r\n\r\r\n\r"
 264 #   endif
 265 #  endif
 266 # endif
 267 #endif