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1 /* |
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2 * Copyright (c) 1989, 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. Neither the name of the University nor the names of its contributors |
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14 * may be used to endorse or promote products derived from this software |
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15 * without specific prior written permission. |
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16 * |
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17 * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND |
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18 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE |
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19 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE |
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20 * ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE |
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21 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL |
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22 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS |
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23 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) |
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24 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT |
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25 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY |
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26 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF |
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27 * SUCH DAMAGE. |
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28 * |
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29 * @(#)ext.h 8.2 (Berkeley) 12/15/93 |
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30 */ |
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31 |
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32 /* $Heimdal: ext.h,v 1.23 2001/08/29 00:45:22 assar Exp $ |
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33 $NetBSD: ext.h,v 1.2 2003/08/07 09:15:29 agc Exp $ */ |
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34 |
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35 #ifndef __EXT_H__ |
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36 #define __EXT_H__ |
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37 |
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38 /* |
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39 * Telnet server variable declarations |
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40 */ |
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41 extern char options[256]; |
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42 extern char do_dont_resp[256]; |
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43 extern char will_wont_resp[256]; |
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44 extern int flowmode; /* current flow control state */ |
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45 extern int restartany; /* restart output on any character state */ |
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46 #ifdef DIAGNOSTICS |
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47 extern int diagnostic; /* telnet diagnostic capabilities */ |
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48 #endif /* DIAGNOSTICS */ |
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49 extern int require_otp; |
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50 #ifdef AUTHENTICATION |
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51 extern int auth_level; |
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52 #endif |
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53 extern const char *new_login; |
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54 |
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55 extern slcfun slctab[NSLC + 1]; /* slc mapping table */ |
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56 |
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57 extern char *terminaltype; |
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58 |
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59 /* |
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60 * I/O data buffers, pointers, and counters. |
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61 */ |
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62 extern char ptyobuf[BUFSIZ+NETSLOP], *pfrontp, *pbackp; |
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63 |
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64 extern char netibuf[BUFSIZ], *netip; |
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65 |
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66 extern char netobuf[BUFSIZ+NETSLOP], *nfrontp, *nbackp; |
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67 extern char *neturg; /* one past last bye of urgent data */ |
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68 |
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69 extern int pcc, ncc; |
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70 |
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71 extern int ourpty, net; |
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72 extern char *line; |
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73 extern int SYNCHing; /* we are in TELNET SYNCH mode */ |
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74 |
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75 int telnet_net_write (unsigned char *str, int len); |
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76 void net_encrypt (void); |
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77 int telnet_spin (void); |
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78 char *telnet_getenv (const char *val); |
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79 char *telnet_gets (char *prompt, char *result, int length, int echo); |
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80 void get_slc_defaults (void); |
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81 void telrcv (void); |
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82 void send_do (int option, int init); |
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83 void willoption (int option); |
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84 void send_dont (int option, int init); |
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85 void wontoption (int option); |
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86 void send_will (int option, int init); |
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87 void dooption (int option); |
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88 void send_wont (int option, int init); |
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89 void dontoption (int option); |
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90 void suboption (void); |
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91 void doclientstat (void); |
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92 void send_status (void); |
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93 void init_termbuf (void); |
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94 void set_termbuf (void); |
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95 int spcset (int func, cc_t *valp, cc_t **valpp); |
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96 void set_utid (void); |
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97 int getpty (int *ptynum); |
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98 int tty_isecho (void); |
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99 int tty_flowmode (void); |
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100 int tty_restartany (void); |
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101 void tty_setecho (int on); |
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102 int tty_israw (void); |
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103 void tty_binaryin (int on); |
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104 void tty_binaryout (int on); |
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105 int tty_isbinaryin (void); |
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106 int tty_isbinaryout (void); |
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107 int tty_issofttab (void); |
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108 void tty_setsofttab (int on); |
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109 int tty_islitecho (void); |
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110 void tty_setlitecho (int on); |
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111 int tty_iscrnl (void); |
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112 void tty_tspeed (int val); |
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113 void tty_rspeed (int val); |
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114 void getptyslave (void); |
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115 int cleanopen (char *line); |
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116 void startslave (const char *host, const char *, int autologin, char *autoname); |
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117 void init_env (void); |
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118 void start_login (const char *host, int autologin, char *name); |
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119 void cleanup (int sig); |
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120 int main (int argc, char **argv); |
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121 int getterminaltype (char *name, size_t); |
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122 void _gettermname (void); |
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123 int terminaltypeok (char *s); |
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124 void my_telnet (); |
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125 void interrupt (void); |
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126 void sendbrk (void); |
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127 void sendsusp (void); |
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128 void recv_ayt (void); |
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129 void doeof (void); |
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130 void flowstat (void); |
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131 void clientstat (int code, int parm1, int parm2); |
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132 int ttloop (void); |
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133 int stilloob (int s); |
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134 void ptyflush (void); |
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135 char *nextitem (char *current); |
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136 void netclear (void); |
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137 void netflush (void); |
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138 void writenet (unsigned char *ptr, int len); |
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139 void fatal (int f, char *msg); |
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140 void fatalperror (int f, const char *msg); |
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141 void fatalperror_errno (int f, const char *msg, int error); |
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142 void edithost (char *pat, char *host); |
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143 void putstr (char *s); |
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144 void putchr (int cc); |
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145 void putf (char *cp, char *where); |
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146 void printoption (char *fmt, int option); |
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147 void printsub (int direction, unsigned char *pointer, int length); |
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148 void printdata (char *tag, char *ptr, int cnt); |
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149 int login_tty(int t); |
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150 |
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151 #ifdef ENCRYPTION |
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152 extern void (*encrypt_output) (unsigned char *, int); |
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153 extern int (*decrypt_input) (int); |
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154 extern char *nclearto; |
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155 #endif |
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156 |
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157 |
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158 /* |
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159 * The following are some clocks used to decide how to interpret |
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160 * the relationship between various variables. |
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161 */ |
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162 |
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163 struct clocks_t{ |
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164 int |
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165 system, /* what the current time is */ |
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166 echotoggle, /* last time user entered echo character */ |
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167 modenegotiated, /* last time operating mode negotiated */ |
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168 didnetreceive, /* last time we read data from network */ |
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169 ttypesubopt, /* ttype subopt is received */ |
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170 tspeedsubopt, /* tspeed subopt is received */ |
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171 environsubopt, /* environ subopt is received */ |
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172 oenvironsubopt, /* old environ subopt is received */ |
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173 xdisplocsubopt, /* xdisploc subopt is received */ |
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174 baseline, /* time started to do timed action */ |
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175 gotDM; /* when did we last see a data mark */ |
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176 }; |
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177 extern struct clocks_t clocks; |
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178 |
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179 extern int log_unauth; |
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180 extern int no_warn; |
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181 |
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182 extern int def_tspeed, def_rspeed; |
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183 #ifdef TIOCSWINSZ |
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184 extern int def_row, def_col; |
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185 #endif |
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186 |
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187 #ifdef STREAMSPTY |
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188 extern int really_stream; |
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189 #endif |
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190 |
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191 #ifndef USE_IM |
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192 # ifdef CRAY |
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193 # define USE_IM "Cray UNICOS (%h) (%t)" |
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194 # endif |
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195 # ifdef _AIX |
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196 # define USE_IM "%s %v.%r (%h) (%t)" |
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197 # endif |
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198 # ifndef USE_IM |
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199 # define USE_IM "%s %r (%h) (%t)" |
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200 # endif |
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201 #endif |
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202 |
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203 #define DEFAULT_IM "\r\n\r\n" USE_IM "\r\n\r\n\r\n" |
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204 |
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205 #endif /* __EXT_H__ */ |