defs.h revision 1.10
1 /* $NetBSD: defs.h,v 1.10 2001/08/24 00:14:03 wiz Exp $ */ 2 3 /* 4 * Copyright (c) 1989, 1993 5 * The Regents of the University of California. All rights reserved. 6 * 7 * Redistribution and use in source and binary forms, with or without 8 * modification, are permitted provided that the following conditions 9 * are met: 10 * 1. Redistributions of source code must retain the above copyright 11 * notice, this list of conditions and the following disclaimer. 12 * 2. Redistributions in binary form must reproduce the above copyright 13 * notice, this list of conditions and the following disclaimer in the 14 * documentation and/or other materials provided with the distribution. 15 * 3. All advertising materials mentioning features or use of this software 16 * must display the following acknowledgement: 17 * This product includes software developed by the University of 18 * California, Berkeley and its contributors. 19 * 4. Neither the name of the University nor the names of its contributors 20 * may be used to endorse or promote products derived from this software 21 * without specific prior written permission. 22 * 23 * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND 24 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE 25 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE 26 * ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE 27 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL 28 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS 29 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) 30 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT 31 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY 32 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF 33 * SUCH DAMAGE. 34 * 35 * from: @(#)defs.h 8.1 (Berkeley) 6/4/93 36 */ 37 38 /* 39 * Telnet server defines 40 */ 41 #include <sys/types.h> 42 #include <sys/param.h> 43 44 #ifndef BSD 45 # define BSD 43 46 #endif 47 48 #if defined(CRAY) && !defined(LINEMODE) 49 # define SYSV_TERMIO 50 # define LINEMODE 51 # define KLUDGELINEMODE 52 # define DIAGNOSTICS 53 # define BFTPDAEMON 54 # define HAS_IP_TOS 55 #endif /* CRAY */ 56 57 #if defined(PRINTOPTIONS) && defined(DIAGNOSTICS) 58 #define TELOPTS 59 #define TELCMDS 60 #define SLC_NAMES 61 #endif 62 63 #if defined(SYSV_TERMIO) && !defined(USE_TERMIO) 64 # define USE_TERMIO 65 #endif 66 67 #include <sys/socket.h> 68 #ifndef CRAY 69 #include <sys/wait.h> 70 #endif /* CRAY */ 71 #include <fcntl.h> 72 #include <sys/file.h> 73 #include <sys/stat.h> 74 #include <sys/time.h> 75 #ifndef FILIO_H 76 #include <sys/ioctl.h> 77 #else 78 #include <sys/filio.h> 79 #endif 80 81 #include <netinet/in.h> 82 83 #include <arpa/telnet.h> 84 85 #include <stdio.h> 86 #ifdef __STDC__ 87 #include <stdlib.h> 88 #endif 89 #include <signal.h> 90 #include <errno.h> 91 #include <netdb.h> 92 #include <syslog.h> 93 #ifndef LOG_DAEMON 94 #define LOG_DAEMON 0 95 #endif 96 #ifndef LOG_ODELAY 97 #define LOG_ODELAY 0 98 #endif 99 #include <ctype.h> 100 #ifndef NO_STRING_H 101 #include <string.h> 102 #else 103 #include <strings.h> 104 #endif 105 106 #ifndef USE_TERMIO 107 #include <sgtty.h> 108 #else 109 # ifdef SYSV_TERMIO 110 # include <termio.h> 111 # else 112 # include <termios.h> 113 # endif 114 #endif 115 #if !defined(USE_TERMIO) || defined(NO_CC_T) 116 typedef unsigned char cc_t; 117 #endif 118 119 #include <time.h> 120 121 #ifdef __STDC__ 122 #include <unistd.h> 123 #endif 124 125 #ifndef _POSIX_VDISABLE 126 # ifdef VDISABLE 127 # define _POSIX_VDISABLE VDISABLE 128 # else 129 # define _POSIX_VDISABLE ((unsigned char)'\377') 130 # endif 131 #endif 132 133 134 #ifdef CRAY 135 #include <memory.h> 136 #endif /* CRAY */ 137 138 #ifdef __hpux 139 #include <sys/ptyio.h> 140 #endif 141 142 #if !defined(TIOCSCTTY) && defined(TCSETCTTY) 143 # define TIOCSCTTY TCSETCTTY 144 #endif 145 146 #ifndef FD_SET 147 #ifndef HAVE_fd_set 148 typedef struct fd_set { int fds_bits[1]; } fd_set; 149 #endif 150 151 #define FD_SET(n, p) ((p)->fds_bits[0] |= (1<<(n))) 152 #define FD_CLR(n, p) ((p)->fds_bits[0] &= ~(1<<(n))) 153 #define FD_ISSET(n, p) ((p)->fds_bits[0] & (1<<(n))) 154 #define FD_ZERO(p) ((p)->fds_bits[0] = 0) 155 #endif /* FD_SET */ 156 157 /* 158 * I/O data buffers defines 159 */ 160 #define NETSLOP 64 161 #ifdef CRAY 162 #undef BUFSIZ 163 #define BUFSIZ 2048 164 #endif 165 166 #define NIACCUM(c) { *netip++ = c; \ 167 ncc++; \ 168 } 169 170 /* clock manipulations */ 171 #define settimer(x) (clocks.x = ++clocks.system) 172 #define sequenceIs(x,y) (clocks.x < clocks.y) 173 174 /* 175 * Linemode support states, in decreasing order of importance 176 */ 177 #define REAL_LINEMODE 0x04 178 #define KLUDGE_OK 0x03 179 #define NO_AUTOKLUDGE 0x02 180 #define KLUDGE_LINEMODE 0x01 181 #define NO_LINEMODE 0x00 182 183 /* 184 * Structures of information for each special character function. 185 */ 186 typedef struct { 187 unsigned char flag; /* the flags for this function */ 188 cc_t val; /* the value of the special character */ 189 } slcent, *Slcent; 190 191 typedef struct { 192 slcent defset; /* the default settings */ 193 slcent current; /* the current settings */ 194 cc_t *sptr; /* a pointer to the char in */ 195 /* system data structures */ 196 } slcfun, *Slcfun; 197 198 #ifdef DIAGNOSTICS 199 /* 200 * Diagnostics capabilities 201 */ 202 #define TD_REPORT 0x01 /* Report operations to client */ 203 #define TD_EXERCISE 0x02 /* Exercise client's implementation */ 204 #define TD_NETDATA 0x04 /* Display received data stream */ 205 #define TD_PTYDATA 0x08 /* Display data passed to pty */ 206 #define TD_OPTIONS 0x10 /* Report just telnet options */ 207 #endif /* DIAGNOSTICS */ 208 209 /* 210 * We keep track of each side of the option negotiation. 211 */ 212 213 #define MY_STATE_WILL 0x01 214 #define MY_WANT_STATE_WILL 0x02 215 #define MY_STATE_DO 0x04 216 #define MY_WANT_STATE_DO 0x08 217 218 /* 219 * Macros to check the current state of things 220 */ 221 222 #define my_state_is_do(opt) (options[opt]&MY_STATE_DO) 223 #define my_state_is_will(opt) (options[opt]&MY_STATE_WILL) 224 #define my_want_state_is_do(opt) (options[opt]&MY_WANT_STATE_DO) 225 #define my_want_state_is_will(opt) (options[opt]&MY_WANT_STATE_WILL) 226 227 #define my_state_is_dont(opt) (!my_state_is_do(opt)) 228 #define my_state_is_wont(opt) (!my_state_is_will(opt)) 229 #define my_want_state_is_dont(opt) (!my_want_state_is_do(opt)) 230 #define my_want_state_is_wont(opt) (!my_want_state_is_will(opt)) 231 232 #define set_my_state_do(opt) (options[opt] |= MY_STATE_DO) 233 #define set_my_state_will(opt) (options[opt] |= MY_STATE_WILL) 234 #define set_my_want_state_do(opt) (options[opt] |= MY_WANT_STATE_DO) 235 #define set_my_want_state_will(opt) (options[opt] |= MY_WANT_STATE_WILL) 236 237 #define set_my_state_dont(opt) (options[opt] &= ~MY_STATE_DO) 238 #define set_my_state_wont(opt) (options[opt] &= ~MY_STATE_WILL) 239 #define set_my_want_state_dont(opt) (options[opt] &= ~MY_WANT_STATE_DO) 240 #define set_my_want_state_wont(opt) (options[opt] &= ~MY_WANT_STATE_WILL) 241 242 /* 243 * Tricky code here. What we want to know is if the MY_STATE_WILL 244 * and MY_WANT_STATE_WILL bits have the same value. Since the two 245 * bits are adjacent, a little arithmatic will show that by adding 246 * in the lower bit, the upper bit will be set if the two bits were 247 * different, and clear if they were the same. 248 */ 249 #define my_will_wont_is_changing(opt) \ 250 ((options[opt]+MY_STATE_WILL) & MY_WANT_STATE_WILL) 251 252 #define my_do_dont_is_changing(opt) \ 253 ((options[opt]+MY_STATE_DO) & MY_WANT_STATE_DO) 254 255 /* 256 * Make everything symmetrical 257 */ 258 259 #define HIS_STATE_WILL MY_STATE_DO 260 #define HIS_WANT_STATE_WILL MY_WANT_STATE_DO 261 #define HIS_STATE_DO MY_STATE_WILL 262 #define HIS_WANT_STATE_DO MY_WANT_STATE_WILL 263 264 #define his_state_is_do my_state_is_will 265 #define his_state_is_will my_state_is_do 266 #define his_want_state_is_do my_want_state_is_will 267 #define his_want_state_is_will my_want_state_is_do 268 269 #define his_state_is_dont my_state_is_wont 270 #define his_state_is_wont my_state_is_dont 271 #define his_want_state_is_dont my_want_state_is_wont 272 #define his_want_state_is_wont my_want_state_is_dont 273 274 #define set_his_state_do set_my_state_will 275 #define set_his_state_will set_my_state_do 276 #define set_his_want_state_do set_my_want_state_will 277 #define set_his_want_state_will set_my_want_state_do 278 279 #define set_his_state_dont set_my_state_wont 280 #define set_his_state_wont set_my_state_dont 281 #define set_his_want_state_dont set_my_want_state_wont 282 #define set_his_want_state_wont set_my_want_state_dont 283 284 #define his_will_wont_is_changing my_do_dont_is_changing 285 #define his_do_dont_is_changing my_will_wont_is_changing 286 287 /* 288 * Initialization buffer for tty device [16 characters long] 289 */ 290 #define NULL16STR "\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0" 291
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