| 1 | /* |
| 2 | * Copyright (c) 1989, 1993 |
| 3 | * The Regents of the University of California. All rights reserved. |
| 4 | * |
| 5 | * |
| 6 | * Redistribution and use in source and binary forms, with or without |
| 7 | * modification, are permitted provided that the following conditions |
| 8 | * are met: |
| 9 | * 1. Redistributions of source code must retain the above copyright |
| 10 | * notice, this list of conditions and the following disclaimer. |
| 11 | * 2. Redistributions in binary form must reproduce the above copyright |
| 12 | * notice, this list of conditions and the following disclaimer in the |
| 13 | * documentation and/or other materials provided with the distribution. |
| 14 | * 3. All advertising materials mentioning features or use of this software |
| 15 | * must display the following acknowledgement: |
| 16 | * This product includes software developed by the University of |
| 17 | * California, Berkeley and its contributors. |
| 18 | * 4. Neither the name of the University nor the names of its contributors |
| 19 | * may be used to endorse or promote products derived from this software |
| 20 | * without specific prior written permission. |
| 21 | * |
| 22 | * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND |
| 23 | * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE |
| 24 | * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE |
| 25 | * ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE |
| 26 | * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL |
| 27 | * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS |
| 28 | * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) |
| 29 | * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT |
| 30 | * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY |
| 31 | * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF |
| 32 | * SUCH DAMAGE. |
| 33 | * |
| 34 | * @(#)tip.h 8.1 (Berkeley) 6/6/93 |
| 35 | * |
| 36 | * $FreeBSD: src/usr.bin/tip/tip/tip.h,v 1.5.2.1 2000/07/01 12:24:23 ps Exp $ |
| 37 | * $DragonFly: src/usr.bin/tip/tip/tip.h,v 1.3 2003/11/03 19:31:33 eirikn Exp $ |
| 38 | */ |
| 39 | |
| 40 | /* |
| 41 | * tip - terminal interface program |
| 42 | */ |
| 43 | |
| 44 | #include <sys/types.h> |
| 45 | #include <machine/endian.h> |
| 46 | #include <sys/file.h> |
| 47 | #include <sys/time.h> |
| 48 | #include <limits.h> |
| 49 | |
| 50 | #if HAVE_TERMIOS |
| 51 | #include <sys/ioctl.h> /* for TIOCHPCL */ |
| 52 | #include <sys/filio.h> /* for FIONREAD */ |
| 53 | #include <sys/termios.h> |
| 54 | #else |
| 55 | #include <sgtty.h> |
| 56 | #endif |
| 57 | |
| 58 | #include <signal.h> |
| 59 | #include <stdio.h> |
| 60 | #include <stdlib.h> |
| 61 | #include <string.h> |
| 62 | #include <pwd.h> |
| 63 | #include <ctype.h> |
| 64 | #include <setjmp.h> |
| 65 | #include <unistd.h> |
| 66 | #include <errno.h> |
| 67 | |
| 68 | /* |
| 69 | * Remote host attributes |
| 70 | */ |
| 71 | char *DV; /* UNIX device(s) to open */ |
| 72 | char *EL; /* chars marking an EOL */ |
| 73 | char *CM; /* initial connection message */ |
| 74 | char *IE; /* EOT to expect on input */ |
| 75 | char *OE; /* EOT to send to complete FT */ |
| 76 | char *CU; /* call unit if making a phone call */ |
| 77 | char *AT; /* acu type */ |
| 78 | char *PN; /* phone number(s) */ |
| 79 | char *DI; /* disconnect string */ |
| 80 | char *PA; /* parity to be generated */ |
| 81 | |
| 82 | char *PH; /* phone number file */ |
| 83 | char *RM; /* remote file name */ |
| 84 | char *HO; /* host name */ |
| 85 | |
| 86 | char *LI; /* login script */ |
| 87 | char *LO; /* logout script */ |
| 88 | |
| 89 | long BR; /* line speed for conversation */ |
| 90 | long FS; /* frame size for transfers */ |
| 91 | |
| 92 | char DU; /* this host is dialed up */ |
| 93 | char HW; /* this device is hardwired, see hunt.c */ |
| 94 | char *ES; /* escape character */ |
| 95 | char *EX; /* exceptions */ |
| 96 | char *FO; /* force (literal next) char*/ |
| 97 | char *RC; /* raise character */ |
| 98 | char *RE; /* script record file */ |
| 99 | char *PR; /* remote prompt */ |
| 100 | long DL; /* line delay for file transfers to remote */ |
| 101 | long CL; /* char delay for file transfers to remote */ |
| 102 | long ET; /* echocheck timeout */ |
| 103 | char HD; /* this host is half duplex - do local echo */ |
| 104 | |
| 105 | /* |
| 106 | * String value table |
| 107 | */ |
| 108 | typedef |
| 109 | struct { |
| 110 | char *v_name; /* whose name is it */ |
| 111 | char v_type; /* for interpreting set's */ |
| 112 | char v_access; /* protection of touchy ones */ |
| 113 | char *v_abrev; /* possible abreviation */ |
| 114 | char *v_value; /* casted to a union later */ |
| 115 | } |
| 116 | value_t; |
| 117 | |
| 118 | #define STRING 01 /* string valued */ |
| 119 | #define BOOL 02 /* true-false value */ |
| 120 | #define NUMBER 04 /* numeric value */ |
| 121 | #define CHAR 010 /* character value */ |
| 122 | |
| 123 | #define WRITE 01 /* write access to variable */ |
| 124 | #define READ 02 /* read access */ |
| 125 | |
| 126 | #define CHANGED 01 /* low bit is used to show modification */ |
| 127 | #define PUBLIC 1 /* public access rights */ |
| 128 | #define PRIVATE 03 /* private to definer */ |
| 129 | #define ROOT 05 /* root defined */ |
| 130 | |
| 131 | #define TRUE 1 |
| 132 | #define FALSE 0 |
| 133 | |
| 134 | #define ENVIRON 020 /* initialize out of the environment */ |
| 135 | #define IREMOTE 040 /* initialize out of remote structure */ |
| 136 | #define INIT 0100 /* static data space used for initialization */ |
| 137 | #define TMASK 017 |
| 138 | |
| 139 | /* |
| 140 | * Definition of ACU line description |
| 141 | */ |
| 142 | typedef |
| 143 | struct { |
| 144 | char *acu_name; |
| 145 | int (*acu_dialer)(); |
| 146 | void (*acu_disconnect)(); |
| 147 | void (*acu_abort)(); |
| 148 | } |
| 149 | acu_t; |
| 150 | |
| 151 | #define equal(a, b) (strcmp(a,b)==0)/* A nice function to string compare */ |
| 152 | |
| 153 | /* |
| 154 | * variable manipulation stuff -- |
| 155 | * if we defined the value entry in value_t, then we couldn't |
| 156 | * initialize it in vars.c, so we cast it as needed to keep lint |
| 157 | * happy. |
| 158 | */ |
| 159 | typedef |
| 160 | union { |
| 161 | int zz_number; |
| 162 | short zz_boolean[2]; |
| 163 | char zz_character[4]; |
| 164 | int *zz_address; |
| 165 | } |
| 166 | zzhack; |
| 167 | |
| 168 | #define value(v) vtable[v].v_value |
| 169 | |
| 170 | #define number(v) ((((zzhack *)(&(v))))->zz_number) |
| 171 | |
| 172 | #if BYTE_ORDER == LITTLE_ENDIAN |
| 173 | #define boolean(v) ((((zzhack *)(&(v))))->zz_boolean[0]) |
| 174 | #define character(v) ((((zzhack *)(&(v))))->zz_character[0]) |
| 175 | #endif |
| 176 | |
| 177 | #if BYTE_ORDER == BIG_ENDIAN |
| 178 | #define boolean(v) ((((zzhack *)(&(v))))->zz_boolean[1]) |
| 179 | #define character(v) ((((zzhack *)(&(v))))->zz_character[3]) |
| 180 | #endif |
| 181 | |
| 182 | #define address(v) ((((zzhack *)(&(v))))->zz_address) |
| 183 | |
| 184 | /* |
| 185 | * Escape command table definitions -- |
| 186 | * lookup in this table is performed when ``escapec'' is recognized |
| 187 | * at the begining of a line (as defined by the eolmarks variable). |
| 188 | */ |
| 189 | |
| 190 | typedef |
| 191 | struct { |
| 192 | char e_char; /* char to match on */ |
| 193 | char e_flags; /* experimental, priviledged */ |
| 194 | char *e_help; /* help string */ |
| 195 | int (*e_func)(); /* command */ |
| 196 | } |
| 197 | esctable_t; |
| 198 | |
| 199 | #define NORM 00 /* normal protection, execute anyone */ |
| 200 | #define EXP 01 /* experimental, mark it with a `*' on help */ |
| 201 | #define PRIV 02 /* priviledged, root execute only */ |
| 202 | |
| 203 | extern int vflag; /* verbose during reading of .tiprc file */ |
| 204 | extern value_t vtable[]; /* variable table */ |
| 205 | |
| 206 | #if !ACULOG |
| 207 | #define logent(a, b, c, d) |
| 208 | #define loginit(x) |
| 209 | #else |
| 210 | void logent(char *, char *, char *, char*); |
| 211 | #endif |
| 212 | |
| 213 | /* |
| 214 | * Definition of indices into variable table so |
| 215 | * value(DEFINE) turns into a static address. |
| 216 | */ |
| 217 | |
| 218 | /* |
| 219 | 'a,.!awk '{ printf("\%s \%s \%d\n", $1, $2, NR - 1); }' |
| 220 | */ |
| 221 | |
| 222 | #define BEAUTIFY 0 |
| 223 | #define BAUDRATE 1 |
| 224 | #define DIALTIMEOUT 2 |
| 225 | #define EOFREAD 3 |
| 226 | #define EOFWRITE 4 |
| 227 | #define EOL 5 |
| 228 | #define ESCAPE 6 |
| 229 | #define EXCEPTIONS 7 |
| 230 | #define FORCE 8 |
| 231 | #define FRAMESIZE 9 |
| 232 | #define HOST 10 |
| 233 | #define LOG 11 |
| 234 | #define LOGIN 12 |
| 235 | #define LOGOUT 13 |
| 236 | #define PHONES 14 |
| 237 | #define PROMPT 15 |
| 238 | #define RAISE 16 |
| 239 | #define RAISECHAR 17 |
| 240 | #define RECORD 18 |
| 241 | #define REMOTE 19 |
| 242 | #define SCRIPT 20 |
| 243 | #define TABEXPAND 21 |
| 244 | #define VERBOSE 22 |
| 245 | #define SHELL 23 |
| 246 | #define HOME 24 |
| 247 | #define ECHOCHECK 25 |
| 248 | #define DISCONNECT 26 |
| 249 | #define TAND 27 |
| 250 | #define LDELAY 28 |
| 251 | #define CDELAY 29 |
| 252 | #define ETIMEOUT 30 |
| 253 | #define RAWFTP 31 |
| 254 | #define HALFDUPLEX 32 |
| 255 | #define LECHO 33 |
| 256 | #define PARITY 34 |
| 257 | #define NOVAL ((value_t *)NULL) |
| 258 | #define NOACU ((acu_t *)NULL) |
| 259 | #define NOSTR ((char *)NULL) |
| 260 | #ifdef NOFILE |
| 261 | #undef NOFILE |
| 262 | #endif |
| 263 | #define NOFILE ((FILE *)NULL) |
| 264 | #define NOPWD ((struct passwd *)0) |
| 265 | |
| 266 | #if HAVE_TERMIOS |
| 267 | struct termios otermios; |
| 268 | struct termios ctermios; |
| 269 | #else /* HAVE_TERMIOS */ |
| 270 | struct sgttyb arg; /* current mode of local terminal */ |
| 271 | struct sgttyb defarg; /* initial mode of local terminal */ |
| 272 | struct tchars tchars; /* current state of terminal */ |
| 273 | struct tchars defchars; /* initial state of terminal */ |
| 274 | struct ltchars ltchars; /* current local characters of terminal */ |
| 275 | struct ltchars deflchars; /* initial local characters of terminal */ |
| 276 | #endif /* HAVE_TERMIOS */ |
| 277 | |
| 278 | FILE *fscript; /* FILE for scripting */ |
| 279 | |
| 280 | int fildes[2]; /* file transfer synchronization channel */ |
| 281 | int repdes[2]; /* read process sychronization channel */ |
| 282 | int FD; /* open file descriptor to remote host */ |
| 283 | int AC; /* open file descriptor to dialer (v831 only) */ |
| 284 | int vflag; /* print .tiprc initialization sequence */ |
| 285 | int sfd; /* for ~< operation */ |
| 286 | int pid; /* pid of tipout */ |
| 287 | uid_t uid, euid; /* real and effective user id's */ |
| 288 | gid_t gid, egid; /* real and effective group id's */ |
| 289 | int stop; /* stop transfer session flag */ |
| 290 | int quit; /* same; but on other end */ |
| 291 | int intflag; /* recognized interrupt */ |
| 292 | int stoprompt; /* for interrupting a prompt session */ |
| 293 | int timedout; /* ~> transfer timedout */ |
| 294 | int cumode; /* simulating the "cu" program */ |
| 295 | |
| 296 | char fname[PATH_MAX]; /* file name buffer for ~< */ |
| 297 | char copyname[PATH_MAX]; /* file name buffer for ~> */ |
| 298 | char ccc; /* synchronization character */ |
| 299 | char ch; /* for tipout */ |
| 300 | char *uucplock; /* name of lock file for uucp's */ |
| 301 | |
| 302 | int odisc; /* initial tty line discipline */ |
| 303 | extern int disc; /* current tty discpline */ |
| 304 | |
| 305 | extern char *ctrl(); |
| 306 | extern char *vinterp(); |
| 307 | extern char *connect(); |
| 308 | extern int size(char *); |
| 309 | extern int any(char, char *); |
| 310 | extern void setscript(void); |
| 311 | extern void tipout(void); |
| 312 | extern void vinit(void); |
| 313 | extern void loginit(void); |
| 314 | extern int hunt(char *); |
| 315 | extern int vstring(char *, char *); |
| 316 | extern void setparity(char *); |
| 317 | extern void vlex(char *); |
| 318 | extern void daemon_uid(void); |
| 319 | extern void disconnect(char *); |
| 320 | extern void shell_uid(void); |
| 321 | extern void unraw(void); |
| 322 | extern void xpwrite(int, char *, int); |
| 323 | extern int prompt(char *, char *, size_t); |
| 324 | extern int consh(int); |
| 325 | extern void tipabort(char *); |
| 326 | |
| 327 | #define TL_VERBOSE 0x00000001 |
| 328 | #define TL_SIGNAL_TIPOUT 0x00000002 |
| 329 | |
| 330 | int tiplink (char *cmd, unsigned int flags); |
| 331 | void raw (); |
| 332 | |
| 333 | /* end of tip.h */ |