1 | /* |
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2 | * Copyright (c) 1983, 1993 |
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3 | * The Regents of the University of California. All rights reserved. |
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4 | * |
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5 | * Redistribution and use in source and binary forms, with or without |
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6 | * modification, are permitted provided that the following conditions |
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7 | * are met: |
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8 | * 1. Redistributions of source code must retain the above copyright |
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9 | * notice, this list of conditions and the following disclaimer. |
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10 | * 2. Redistributions in binary form must reproduce the above copyright |
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11 | * notice, this list of conditions and the following disclaimer in the |
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12 | * documentation and/or other materials provided with the distribution. |
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13 | * 3. All advertising materials mentioning features or use of this software |
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14 | * must display the following acknowledgement: |
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15 | * This product includes software developed by the University of |
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16 | * California, Berkeley and its contributors. |
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17 | * 4. Neither the name of the University nor the names of its contributors |
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18 | * may be used to endorse or promote products derived from this software |
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19 | * without specific prior written permission. |
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20 | * |
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21 | * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND |
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22 | * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE |
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23 | * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE |
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24 | * ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE |
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25 | * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL |
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26 | * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS |
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27 | * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) |
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28 | * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT |
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29 | * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY |
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30 | * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF |
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31 | * SUCH DAMAGE. |
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32 | * |
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33 | * @(#)telnet.h 8.2 (Berkeley) 12/15/93 |
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34 | * |
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35 | * $Id$ |
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36 | */ |
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37 | |
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38 | #ifndef _ARPA_TELNET_H_ |
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39 | #define _ARPA_TELNET_H_ |
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40 | |
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41 | /* |
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42 | * Definitions for the TELNET protocol. |
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43 | */ |
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44 | #define IAC 255 /* interpret as command: */ |
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45 | #define DONT 254 /* you are not to use option */ |
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46 | #define DO 253 /* please, you use option */ |
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47 | #define WONT 252 /* I won't use option */ |
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48 | #define WILL 251 /* I will use option */ |
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49 | #define SB 250 /* interpret as subnegotiation */ |
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50 | #define GA 249 /* you may reverse the line */ |
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51 | #define EL 248 /* erase the current line */ |
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52 | #define EC 247 /* erase the current character */ |
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53 | #define AYT 246 /* are you there */ |
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54 | #define AO 245 /* abort output--but let prog finish */ |
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55 | #define IP 244 /* interrupt process--permanently */ |
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56 | #define BREAK 243 /* break */ |
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57 | #define DM 242 /* data mark--for connect. cleaning */ |
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58 | #define NOP 241 /* nop */ |
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59 | #define SE 240 /* end sub negotiation */ |
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60 | #define EOR 239 /* end of record (transparent mode) */ |
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61 | #define ABORT 238 /* Abort process */ |
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62 | #define SUSP 237 /* Suspend process */ |
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63 | #define xEOF 236 /* End of file: EOF is already used... */ |
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64 | |
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65 | #define SYNCH 242 /* for telfunc calls */ |
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66 | |
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67 | #ifdef TELCMDS |
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68 | char *telcmds[] = { |
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69 | "EOF", "SUSP", "ABORT", "EOR", |
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70 | "SE", "NOP", "DMARK", "BRK", "IP", "AO", "AYT", "EC", |
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71 | "EL", "GA", "SB", "WILL", "WONT", "DO", "DONT", "IAC", |
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72 | 0 |
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73 | }; |
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74 | #else |
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75 | extern char *telcmds[]; |
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76 | #endif |
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77 | |
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78 | #define TELCMD_FIRST xEOF |
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79 | #define TELCMD_LAST IAC |
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80 | #define TELCMD_OK(x) ((unsigned int)(x) <= TELCMD_LAST && \ |
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81 | (unsigned int)(x) >= TELCMD_FIRST) |
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82 | #define TELCMD(x) telcmds[(x)-TELCMD_FIRST] |
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83 | |
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84 | /* telnet options */ |
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85 | #define TELOPT_BINARY 0 /* 8-bit data path */ |
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86 | #define TELOPT_ECHO 1 /* echo */ |
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87 | #define TELOPT_RCP 2 /* prepare to reconnect */ |
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88 | #define TELOPT_SGA 3 /* suppress go ahead */ |
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89 | #define TELOPT_NAMS 4 /* approximate message size */ |
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90 | #define TELOPT_STATUS 5 /* give status */ |
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91 | #define TELOPT_TM 6 /* timing mark */ |
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92 | #define TELOPT_RCTE 7 /* remote controlled transmission and echo */ |
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93 | #define TELOPT_NAOL 8 /* negotiate about output line width */ |
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94 | #define TELOPT_NAOP 9 /* negotiate about output page size */ |
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95 | #define TELOPT_NAOCRD 10 /* negotiate about CR disposition */ |
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96 | #define TELOPT_NAOHTS 11 /* negotiate about horizontal tabstops */ |
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97 | #define TELOPT_NAOHTD 12 /* negotiate about horizontal tab disposition */ |
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98 | #define TELOPT_NAOFFD 13 /* negotiate about formfeed disposition */ |
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99 | #define TELOPT_NAOVTS 14 /* negotiate about vertical tab stops */ |
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100 | #define TELOPT_NAOVTD 15 /* negotiate about vertical tab disposition */ |
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101 | #define TELOPT_NAOLFD 16 /* negotiate about output LF disposition */ |
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102 | #define TELOPT_XASCII 17 /* extended ascic character set */ |
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103 | #define TELOPT_LOGOUT 18 /* force logout */ |
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104 | #define TELOPT_BM 19 /* byte macro */ |
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105 | #define TELOPT_DET 20 /* data entry terminal */ |
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106 | #define TELOPT_SUPDUP 21 /* supdup protocol */ |
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107 | #define TELOPT_SUPDUPOUTPUT 22 /* supdup output */ |
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108 | #define TELOPT_SNDLOC 23 /* send location */ |
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109 | #define TELOPT_TTYPE 24 /* terminal type */ |
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110 | #define TELOPT_EOR 25 /* end or record */ |
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111 | #define TELOPT_TUID 26 /* TACACS user identification */ |
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112 | #define TELOPT_OUTMRK 27 /* output marking */ |
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113 | #define TELOPT_TTYLOC 28 /* terminal location number */ |
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114 | #define TELOPT_3270REGIME 29 /* 3270 regime */ |
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115 | #define TELOPT_X3PAD 30 /* X.3 PAD */ |
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116 | #define TELOPT_NAWS 31 /* window size */ |
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117 | #define TELOPT_TSPEED 32 /* terminal speed */ |
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118 | #define TELOPT_LFLOW 33 /* remote flow control */ |
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119 | #define TELOPT_LINEMODE 34 /* Linemode option */ |
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120 | #define TELOPT_XDISPLOC 35 /* X Display Location */ |
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121 | #define TELOPT_OLD_ENVIRON 36 /* Old - Environment variables */ |
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122 | #define TELOPT_AUTHENTICATION 37/* Authenticate */ |
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123 | #define TELOPT_ENCRYPT 38 /* Encryption option */ |
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124 | #define TELOPT_NEW_ENVIRON 39 /* New - Environment variables */ |
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125 | #define TELOPT_EXOPL 255 /* extended-options-list */ |
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126 | |
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127 | |
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128 | #define NTELOPTS (1+TELOPT_NEW_ENVIRON) |
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129 | #ifdef TELOPTS |
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130 | char *telopts[NTELOPTS+1] = { |
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131 | "BINARY", "ECHO", "RCP", "SUPPRESS GO AHEAD", "NAME", |
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132 | "STATUS", "TIMING MARK", "RCTE", "NAOL", "NAOP", |
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133 | "NAOCRD", "NAOHTS", "NAOHTD", "NAOFFD", "NAOVTS", |
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134 | "NAOVTD", "NAOLFD", "EXTEND ASCII", "LOGOUT", "BYTE MACRO", |
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135 | "DATA ENTRY TERMINAL", "SUPDUP", "SUPDUP OUTPUT", |
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136 | "SEND LOCATION", "TERMINAL TYPE", "END OF RECORD", |
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137 | "TACACS UID", "OUTPUT MARKING", "TTYLOC", |
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138 | "3270 REGIME", "X.3 PAD", "NAWS", "TSPEED", "LFLOW", |
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139 | "LINEMODE", "XDISPLOC", "OLD-ENVIRON", "AUTHENTICATION", |
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140 | "ENCRYPT", "NEW-ENVIRON", |
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141 | 0 |
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142 | }; |
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143 | #define TELOPT_FIRST TELOPT_BINARY |
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144 | #define TELOPT_LAST TELOPT_NEW_ENVIRON |
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145 | #define TELOPT_OK(x) ((unsigned int)(x) <= TELOPT_LAST) |
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146 | #define TELOPT(x) telopts[(x)-TELOPT_FIRST] |
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147 | #endif |
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148 | |
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149 | /* sub-option qualifiers */ |
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150 | #define TELQUAL_IS 0 /* option is... */ |
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151 | #define TELQUAL_SEND 1 /* send option */ |
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152 | #define TELQUAL_INFO 2 /* ENVIRON: informational version of IS */ |
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153 | #define TELQUAL_REPLY 2 /* AUTHENTICATION: client version of IS */ |
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154 | #define TELQUAL_NAME 3 /* AUTHENTICATION: client version of IS */ |
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155 | |
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156 | #define LFLOW_OFF 0 /* Disable remote flow control */ |
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157 | #define LFLOW_ON 1 /* Enable remote flow control */ |
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158 | #define LFLOW_RESTART_ANY 2 /* Restart output on any char */ |
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159 | #define LFLOW_RESTART_XON 3 /* Restart output only on XON */ |
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160 | |
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161 | /* |
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162 | * LINEMODE suboptions |
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163 | */ |
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164 | |
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165 | #define LM_MODE 1 |
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166 | #define LM_FORWARDMASK 2 |
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167 | #define LM_SLC 3 |
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168 | |
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169 | #define MODE_EDIT 0x01 |
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170 | #define MODE_TRAPSIG 0x02 |
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171 | #define MODE_ACK 0x04 |
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172 | #define MODE_SOFT_TAB 0x08 |
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173 | #define MODE_LIT_ECHO 0x10 |
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174 | |
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175 | #define MODE_MASK 0x1f |
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176 | |
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177 | /* Not part of protocol, but needed to simplify things... */ |
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178 | #define MODE_FLOW 0x0100 |
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179 | #define MODE_ECHO 0x0200 |
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180 | #define MODE_INBIN 0x0400 |
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181 | #define MODE_OUTBIN 0x0800 |
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182 | #define MODE_FORCE 0x1000 |
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183 | |
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184 | #define SLC_SYNCH 1 |
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185 | #define SLC_BRK 2 |
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186 | #define SLC_IP 3 |
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187 | #define SLC_AO 4 |
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188 | #define SLC_AYT 5 |
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189 | #define SLC_EOR 6 |
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190 | #define SLC_ABORT 7 |
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191 | #define SLC_EOF 8 |
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192 | #define SLC_SUSP 9 |
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193 | #define SLC_EC 10 |
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194 | #define SLC_EL 11 |
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195 | #define SLC_EW 12 |
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196 | #define SLC_RP 13 |
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197 | #define SLC_LNEXT 14 |
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198 | #define SLC_XON 15 |
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199 | #define SLC_XOFF 16 |
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200 | #define SLC_FORW1 17 |
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201 | #define SLC_FORW2 18 |
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202 | #define SLC_MCL 19 |
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203 | #define SLC_MCR 20 |
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204 | #define SLC_MCWL 21 |
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205 | #define SLC_MCWR 22 |
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206 | #define SLC_MCBOL 23 |
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207 | #define SLC_MCEOL 24 |
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208 | #define SLC_INSRT 25 |
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209 | #define SLC_OVER 26 |
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210 | #define SLC_ECR 27 |
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211 | #define SLC_EWR 28 |
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212 | #define SLC_EBOL 29 |
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213 | #define SLC_EEOL 30 |
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214 | |
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215 | #define NSLC 30 |
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216 | |
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217 | /* |
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218 | * For backwards compatability, we define SLC_NAMES to be the |
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219 | * list of names if SLC_NAMES is not defined. |
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220 | */ |
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221 | #define SLC_NAMELIST "0", "SYNCH", "BRK", "IP", "AO", "AYT", "EOR", \ |
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222 | "ABORT", "EOF", "SUSP", "EC", "EL", "EW", "RP", \ |
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223 | "LNEXT", "XON", "XOFF", "FORW1", "FORW2", \ |
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224 | "MCL", "MCR", "MCWL", "MCWR", "MCBOL", \ |
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225 | "MCEOL", "INSRT", "OVER", "ECR", "EWR", \ |
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226 | "EBOL", "EEOL", \ |
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227 | 0 |
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228 | |
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229 | #ifdef SLC_NAMES |
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230 | char *slc_names[] = { |
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231 | SLC_NAMELIST |
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232 | }; |
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233 | #else |
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234 | extern char *slc_names[]; |
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235 | #define SLC_NAMES SLC_NAMELIST |
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236 | #endif |
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237 | |
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238 | #define SLC_NAME_OK(x) ((unsigned int)(x) <= NSLC) |
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239 | #define SLC_NAME(x) slc_names[x] |
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240 | |
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241 | #define SLC_NOSUPPORT 0 |
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242 | #define SLC_CANTCHANGE 1 |
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243 | #define SLC_VARIABLE 2 |
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244 | #define SLC_DEFAULT 3 |
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245 | #define SLC_LEVELBITS 0x03 |
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246 | |
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247 | #define SLC_FUNC 0 |
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248 | #define SLC_FLAGS 1 |
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249 | #define SLC_VALUE 2 |
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250 | |
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251 | #define SLC_ACK 0x80 |
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252 | #define SLC_FLUSHIN 0x40 |
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253 | #define SLC_FLUSHOUT 0x20 |
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254 | |
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255 | #define OLD_ENV_VAR 1 |
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256 | #define OLD_ENV_VALUE 0 |
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257 | #define NEW_ENV_VAR 0 |
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258 | #define NEW_ENV_VALUE 1 |
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259 | #define ENV_ESC 2 |
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260 | #define ENV_USERVAR 3 |
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261 | |
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262 | /* |
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263 | * AUTHENTICATION suboptions |
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264 | */ |
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265 | |
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266 | /* |
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267 | * Who is authenticating who ... |
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268 | */ |
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269 | #define AUTH_WHO_CLIENT 0 /* Client authenticating server */ |
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270 | #define AUTH_WHO_SERVER 1 /* Server authenticating client */ |
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271 | #define AUTH_WHO_MASK 1 |
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272 | |
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273 | /* |
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274 | * amount of authentication done |
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275 | */ |
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276 | #define AUTH_HOW_ONE_WAY 0 |
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277 | #define AUTH_HOW_MUTUAL 2 |
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278 | #define AUTH_HOW_MASK 2 |
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279 | |
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280 | #define AUTHTYPE_NULL 0 |
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281 | #define AUTHTYPE_KERBEROS_V4 1 |
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282 | #define AUTHTYPE_KERBEROS_V5 2 |
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283 | #define AUTHTYPE_SPX 3 |
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284 | #define AUTHTYPE_MINK 4 |
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285 | #define AUTHTYPE_CNT 5 |
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286 | |
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287 | #define AUTHTYPE_TEST 99 |
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288 | |
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289 | #ifdef AUTH_NAMES |
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290 | char *authtype_names[] = { |
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291 | "NULL", "KERBEROS_V4", "KERBEROS_V5", "SPX", "MINK", |
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292 | 0 |
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293 | }; |
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294 | #else |
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295 | extern char *authtype_names[]; |
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296 | #endif |
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297 | |
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298 | #define AUTHTYPE_NAME_OK(x) ((unsigned int)(x) < AUTHTYPE_CNT) |
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299 | #define AUTHTYPE_NAME(x) authtype_names[x] |
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300 | |
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301 | /* |
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302 | * ENCRYPTion suboptions |
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303 | */ |
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304 | #define ENCRYPT_IS 0 /* I pick encryption type ... */ |
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305 | #define ENCRYPT_SUPPORT 1 /* I support encryption types ... */ |
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306 | #define ENCRYPT_REPLY 2 /* Initial setup response */ |
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307 | #define ENCRYPT_START 3 /* Am starting to send encrypted */ |
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308 | #define ENCRYPT_END 4 /* Am ending encrypted */ |
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309 | #define ENCRYPT_REQSTART 5 /* Request you start encrypting */ |
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310 | #define ENCRYPT_REQEND 6 /* Request you end encrypting */ |
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311 | #define ENCRYPT_ENC_KEYID 7 |
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312 | #define ENCRYPT_DEC_KEYID 8 |
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313 | #define ENCRYPT_CNT 9 |
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314 | |
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315 | #define ENCTYPE_ANY 0 |
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316 | #define ENCTYPE_DES_CFB64 1 |
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317 | #define ENCTYPE_DES_OFB64 2 |
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318 | #define ENCTYPE_CNT 3 |
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319 | |
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320 | #ifdef ENCRYPT_NAMES |
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321 | char *encrypt_names[] = { |
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322 | "IS", "SUPPORT", "REPLY", "START", "END", |
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323 | "REQUEST-START", "REQUEST-END", "ENC-KEYID", "DEC-KEYID", |
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324 | 0 |
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325 | }; |
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326 | char *enctype_names[] = { |
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327 | "ANY", "DES_CFB64", "DES_OFB64", |
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328 | 0 |
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329 | }; |
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330 | #else |
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331 | extern char *encrypt_names[]; |
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332 | extern char *enctype_names[]; |
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333 | #endif |
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334 | |
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335 | |
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336 | #define ENCRYPT_NAME_OK(x) ((unsigned int)(x) < ENCRYPT_CNT) |
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337 | #define ENCRYPT_NAME(x) encrypt_names[x] |
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338 | |
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339 | #define ENCTYPE_NAME_OK(x) ((unsigned int)(x) < ENCTYPE_CNT) |
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340 | #define ENCTYPE_NAME(x) enctype_names[x] |
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341 | |
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342 | #endif /* !_TELNET_H_ */ |
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