reactos/apps/utils/net/telnet/src/telnet.h

   1 #ifndef ___TELNET_H
   2 #define ___TELNET_H
   3
   4 /*
   5 * Copyright (c) 1983 Regents of the University of California.
   6 * All rights reserved.
   7 *
   8 * Redistribution and use in source and binary forms are permitted provided
   9 * that: (1) source distributions retain this entire copyright notice and
  10 * comment, and (2) distributions including binaries display the following
  11 * acknowledgement:  ``This product includes software developed by the
  12 * University of California, Berkeley and its contributors'' in the
  13 * documentation or other materials provided with the distribution and in
  14 * all advertising materials mentioning features or use of this software.
  15 * Neither the name of the University nor the names of its contributors may
  16 * be used to endorse or promote products derived from this software without
  17 * specific prior written permission.
  18 * THIS SOFTWARE IS PROVIDED ``AS IS'' AND WITHOUT ANY EXPRESS OR IMPLIED
  19 * WARRANTIES, INCLUDING, WITHOUT LIMITATION, THE IMPLIED WARRANTIES OF
  20 * MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE.
  21 *
  22 *       @(#)telnet.h    5.12 (Berkeley) 3/5/91
  23 */
  24
  25 // This file modified 5/15/98 by Paul Brannan.
  26 // Added (unsigned char) to the #defines.
  27 // Formatted for readability.
  28
  29 /*
  30 * Definitions for the TELNET protocol.
  31 */
  32 #define IAC             (unsigned char)255              /* interpret as command: */
  33 #define DONT    (unsigned char)254              /* you are not to use option */
  34 #define DO              (unsigned char)253              /* please, you use option */
  35 #define WONT    (unsigned char)252              /* I won't use option */
  36 #define WILL    (unsigned char)251              /* I will use option */
  37 #define SB              (unsigned char)250              /* interpret as subnegotiation */
  38 #define GA              (unsigned char)249              /* you may reverse the line */
  39 #define EL              (unsigned char)248              /* erase the current line */
  40 #define EC              (unsigned char)247              /* erase the current character */
  41 #define AYT             (unsigned char)246              /* are you there */
  42 #define AO              (unsigned char)245              /* abort output--but let prog finish */
  43 #define IP              (unsigned char)244              /* interrupt process--permanently */
  44 #define BREAK   (unsigned char)243              /* break */
  45 #define DM              (unsigned char)242              /* data mark--for connect. cleaning */
  46 #define NOP             (unsigned char)241              /* nop */
  47 #define SE              (unsigned char)240              /* end sub negotiation */
  48 #define EOR     (unsigned char)239             /* end of record (transparent mode) */
  49 #define ABORT   (unsigned char)238              /* Abort process */
  50 #define SUSP    (unsigned char)237              /* Suspend process */
  51 #define xEOF    (unsigned char)236              /* End of file: EOF is already used... */
  52
  53 #define SYNCH   (unsigned char)242              /* for telfunc calls */
  54
  55 #ifdef TELCMDS
  56 char *telcmds[] = {
  57         "EOF", "SUSP", "ABORT", "EOR",
  58                 "SE", "NOP", "DMARK", "BRK", "IP", "AO", "AYT", "EC",
  59                 "EL", "GA", "SB", "WILL", "WONT", "DO", "DONT", "IAC", 0,
  60 };
  61 #else
  62 extern char *telcmds[];
  63 #endif
  64
  65 #define TELCMD_FIRST            xEOF
  66 #define TELCMD_LAST                     IAC
  67 #define TELCMD_OK(x)            ((x) <= TELCMD_LAST && (x) >= TELCMD_FIRST)
  68 #define TELCMD(x)                       telcmds[(x)-TELCMD_FIRST]
  69
  70 /* telnet options */
  71 #define TELOPT_BINARY                   (unsigned char)0        /* 8-bit data path */
  72 #define TELOPT_ECHO                             (unsigned char)1        /* echo */
  73 #define TELOPT_RCP                              (unsigned char)2        /* prepare to reconnect */
  74 #define TELOPT_SGA                              (unsigned char)3        /* suppress go ahead */
  75 #define TELOPT_NAMS                             (unsigned char)4        /* approximate message size */
  76 #define TELOPT_STATUS                   (unsigned char)5        /* give status */
  77 #define TELOPT_TM                               (unsigned char)6        /* timing mark */
  78 #define TELOPT_RCTE                             (unsigned char)7        /* remote controlled transmission and echo */
  79 #define TELOPT_NAOL                             (unsigned char)8        /* negotiate about output line width */
  80 #define TELOPT_NAOP                             (unsigned char)9        /* negotiate about output page size */
  81 #define TELOPT_NAOCRD                   (unsigned char)10       /* negotiate about CR disposition */
  82 #define TELOPT_NAOHTS                   (unsigned char)11       /* negotiate about horizontal tabstops */
  83 #define TELOPT_NAOHTD                   (unsigned char)12       /* negotiate about horizontal tab disposition */
  84 #define TELOPT_NAOFFD                   (unsigned char)13       /* negotiate about formfeed disposition */
  85 #define TELOPT_NAOVTS                   (unsigned char)14       /* negotiate about vertical tab stops */
  86 #define TELOPT_NAOVTD                   (unsigned char)15       /* negotiate about vertical tab disposition */
  87 #define TELOPT_NAOLFD                   (unsigned char)16       /* negotiate about output LF disposition */
  88 #define TELOPT_XASCII                   (unsigned char)17       /* extended ascic character set */
  89 #define TELOPT_LOGOUT                   (unsigned char)18       /* force logout */
  90 #define TELOPT_BM                               (unsigned char)19       /* byte macro */
  91 #define TELOPT_DET                              (unsigned char)20       /* data entry terminal */
  92 #define TELOPT_SUPDUP                   (unsigned char)21       /* supdup protocol */
  93 #define TELOPT_SUPDUPOUTPUT             (unsigned char)22       /* supdup output */
  94 #define TELOPT_SNDLOC                   (unsigned char)23       /* send location */
  95 #define TELOPT_TTYPE                    (unsigned char)24       /* terminal type */
  96 #define TELOPT_EOR                              (unsigned char)25       /* end or record */
  97 #define TELOPT_TUID                             (unsigned char)26       /* TACACS user identification */
  98 #define TELOPT_OUTMRK                   (unsigned char)27       /* output marking */
  99 #define TELOPT_TTYLOC                   (unsigned char)28       /* terminal location number */
 100 #define TELOPT_3270REGIME               (unsigned char)29       /* 3270 regime */
 101 #define TELOPT_X3PAD                    (unsigned char)30       /* X.3 PAD */
 102 #define TELOPT_NAWS                             (unsigned char)31       /* window size */
 103 #define TELOPT_TSPEED                   (unsigned char)32       /* terminal speed */
 104 #define TELOPT_LFLOW                    (unsigned char)33       /* remote flow control */
 105 #define TELOPT_LINEMODE                 (unsigned char)34       /* Linemode option */
 106 #define TELOPT_XDISPLOC                 (unsigned char)35       /* X Display Location */
 107 #define TELOPT_ENVIRON                  (unsigned char)36       /* Environment variables */
 108 #define TELOPT_AUTHENTICATION   (unsigned char)37       /* Authenticate */
 109 #define TELOPT_ENCRYPT                  (unsigned char)38       /* Encryption option */
 110 #define TELOPT_EXOPL                    (unsigned char)255      /* extended-options-list */
 111
 112
 113 #define NTELOPTS        (1+TELOPT_ENCRYPT)
 114 #ifdef TELOPTS
 115 char *telopts[NTELOPTS+1] = {
 116         "BINARY", "ECHO", "RCP", "SUPPRESS GO AHEAD", "NAME",
 117                 "STATUS", "TIMING MARK", "RCTE", "NAOL", "NAOP",
 118                 "NAOCRD", "NAOHTS", "NAOHTD", "NAOFFD", "NAOVTS",
 119                 "NAOVTD", "NAOLFD", "EXTEND ASCII", "LOGOUT", "BYTE MACRO",
 120                 "DATA ENTRY TERMINAL", "SUPDUP", "SUPDUP OUTPUT",
 121                 "SEND LOCATION", "TERMINAL TYPE", "END OF RECORD",
 122                 "TACACS UID", "OUTPUT MARKING", "TTYLOC",
 123                 "3270 REGIME", "X.3 PAD", "NAWS", "TSPEED", "LFLOW",
 124                 "LINEMODE", "XDISPLOC", "ENVIRON", "AUTHENTICATION",
 125                 "ENCRYPT",
 126                 0,
 127 };
 128 #define TELOPT_FIRST    TELOPT_BINARY
 129 #define TELOPT_LAST     TELOPT_ENCRYPT
 130 #define TELOPT_OK(x)    ((x) <= TELOPT_LAST && (x) >= TELOPT_FIRST)
 131 #define TELOPT(x)       telopts[(x)-TELOPT_FIRST]
 132 #endif
 133
 134 /* sub-option qualifiers */
 135 #define TELQUAL_IS              (unsigned char)0        /* option is... */
 136 #define TELQUAL_SEND    (unsigned char)1        /* send option */
 137 #define TELQUAL_INFO    (unsigned char)2        /* ENVIRON: informational version of IS */
 138 #define TELQUAL_REPLY   (unsigned char)2        /* AUTHENTICATION: client version of IS */
 139 #define TELQUAL_NAME    (unsigned char)3        /* AUTHENTICATION: client version of IS */
 140
 141 /*
 142 * LINEMODE suboptions
 143 */
 144
 145 #define LM_MODE         1
 146 #define LM_FORWARDMASK  2
 147 #define LM_SLC          3
 148
 149 #define MODE_EDIT       0x01
 150 #define MODE_TRAPSIG    0x02
 151 #define MODE_ACK        0x04
 152 #define MODE_SOFT_TAB   0x08
 153 #define MODE_LIT_ECHO   0x10
 154
 155 #define MODE_MASK       0x1f
 156
 157 /* Not part of protocol, but needed to simplify things... */
 158 #define MODE_FLOW               0x0100
 159 #define MODE_ECHO               0x0200
 160 #define MODE_INBIN              0x0400
 161 #define MODE_OUTBIN             0x0800
 162 #define MODE_FORCE              0x1000
 163
 164 #define SLC_SYNCH       1
 165 #define SLC_BRK         2
 166 #define SLC_IP          3
 167 #define SLC_AO          4
 168 #define SLC_AYT         5
 169 #define SLC_EOR         6
 170 #define SLC_ABORT       7
 171 #define SLC_EOF         8
 172 #define SLC_SUSP        9
 173 #define SLC_EC          10
 174 #define SLC_EL          11
 175 #define SLC_EW          12
 176 #define SLC_RP          13
 177 #define SLC_LNEXT       14
 178 #define SLC_XON         15
 179 #define SLC_XOFF        16
 180 #define SLC_FORW1       17
 181 #define SLC_FORW2       18
 182
 183 #define NSLC            18
 184
 185 /*
 186 * For backwards compatability, we define SLC_NAMES to be the
 187 * list of names if SLC_NAMES is not defined.
 188 */
 189 #define SLC_NAMELIST    "0", "SYNCH", "BRK", "IP", "AO", "AYT", "EOR", \
 190         "ABORT", "EOF", "SUSP", "EC", "EL", "EW", "RP", \
 191 "LNEXT", "XON", "XOFF", "FORW1", "FORW2", 0,
 192 #ifdef  SLC_NAMES
 193 //char *slc_names[] = {
 194 //      SLC_NAMELIST
 195 //};
 196 #else
 197 extern char *slc_names[];
 198 #define SLC_NAMES SLC_NAMELIST
 199 #endif
 200
 201 #define SLC_NAME_OK(x)  ((x) >= 0 && (x) < NSLC)
 202 #define SLC_NAME(x)     slc_names[x]
 203
 204 #define SLC_NOSUPPORT   0
 205 #define SLC_CANTCHANGE  1
 206 #define SLC_VARIABLE    2
 207 #define SLC_DEFAULT     3
 208 #define SLC_LEVELBITS   0x03
 209
 210 #define SLC_FUNC        0
 211 #define SLC_FLAGS       1
 212 #define SLC_VALUE       2
 213
 214 #define SLC_ACK         0x80
 215 #define SLC_FLUSHIN     0x40
 216 #define SLC_FLUSHOUT    0x20
 217
 218 #define ENV_VALUE       0
 219 #define ENV_VAR         1
 220 #define ENV_ESC         2
 221
 222 /*
 223 * AUTHENTICATION suboptions
 224 */
 225
 226 /*
 227 * Who is authenticating who ...
 228 */
 229 #define AUTH_WHO_CLIENT         0       /* Client authenticating server */
 230 #define AUTH_WHO_SERVER         1       /* Server authenticating client */
 231 #define AUTH_WHO_MASK           1
 232
 233 /*
 234 * amount of authentication done
 235 */
 236 #define AUTH_HOW_ONE_WAY        0
 237 #define AUTH_HOW_MUTUAL         2
 238 #define AUTH_HOW_MASK           2
 239
 240 #define AUTHTYPE_NULL           0
 241 #define AUTHTYPE_KERBEROS_V4    1
 242 #define AUTHTYPE_KERBEROS_V5    2
 243 #define AUTHTYPE_SPX            3
 244 #define AUTHTYPE_MINK           4
 245 #define AUTHTYPE_CNT            5
 246
 247 #define AUTHTYPE_TEST           99
 248
 249 #ifdef  AUTH_NAMES
 250 char *authtype_names[] = {
 251         "NULL", "KERBEROS_V4", "KERBEROS_V5", "SPX", "MINK", 0,
 252 };
 253 #else
 254 extern char *authtype_names[];
 255 #endif
 256
 257 #define AUTHTYPE_NAME_OK(x)     ((x) >= 0 && (x) < AUTHTYPE_CNT)
 258 #define AUTHTYPE_NAME(x)        authtype_names[x]
 259
 260 /*
 261 * ENCRYPTion suboptions
 262 */
 263 #define ENCRYPT_IS              0       /* I pick encryption type ... */
 264 #define ENCRYPT_SUPPORT         1       /* I support encryption types ... */
 265 #define ENCRYPT_REPLY           2       /* Initial setup response */
 266 #define ENCRYPT_START           3       /* Am starting to send encrypted */
 267 #define ENCRYPT_END             4       /* Am ending encrypted */
 268 #define ENCRYPT_REQSTART        5       /* Request you start encrypting */
 269 #define ENCRYPT_REQEND          6       /* Request you send encrypting */
 270 #define ENCRYPT_ENC_KEYID       7
 271 #define ENCRYPT_DEC_KEYID       8
 272 #define ENCRYPT_CNT             9
 273
 274 #define ENCTYPE_ANY             0
 275 #define ENCTYPE_DES_CFB64       1
 276 #define ENCTYPE_DES_OFB64       2
 277 #define ENCTYPE_CNT             3
 278
 279 #ifdef  ENCRYPT_NAMES
 280 char *encrypt_names[] = {
 281         "IS", "SUPPORT", "REPLY", "START", "END",
 282                 "REQUEST-START", "REQUEST-END", "ENC-KEYID", "DEC-KEYID",
 283                 0,
 284 };
 285 char *enctype_names[] = {
 286         "ANY", "DES_CFB64",  "DES_OFB64",  0,
 287 };
 288 #else
 289 extern char *encrypt_names[];
 290 extern char *enctype_names[];
 291 #endif
 292
 293
 294 #define ENCRYPT_NAME_OK(x)      ((x) >= 0 && (x) < ENCRYPT_CNT)
 295 #define ENCRYPT_NAME(x)         encrypt_names[x]
 296
 297 #define ENCTYPE_NAME_OK(x)      ((x) >= 0 && (x) < ENCTYPE_CNT)
 298 #define ENCTYPE_NAME(x)         enctype_names[x]
 299 //////////////////////////////////////////////////////
 300 //////////////////////////////////////////////////////
 301
 302
 303
 304 #endif
 305