1 /* $NetBSD: tip.h,v 1.7 1997/04/20 00:02:46 mellon Exp $ */ 2 3 /* 4 * Copyright (c) 1989, 1993 5 * The Regents of the University of California. All rights reserved. 6 * 7 * 8 * Redistribution and use in source and binary forms, with or without 9 * modification, are permitted provided that the following conditions 10 * are met: 11 * 1. Redistributions of source code must retain the above copyright 12 * notice, this list of conditions and the following disclaimer. 13 * 2. Redistributions in binary form must reproduce the above copyright 14 * notice, this list of conditions and the following disclaimer in the 15 * documentation and/or other materials provided with the distribution. 16 * 3. All advertising materials mentioning features or use of this software 17 * must display the following acknowledgement: 18 * This product includes software developed by the University of 19 * California, Berkeley and its contributors. 20 * 4. Neither the name of the University nor the names of its contributors 21 * may be used to endorse or promote products derived from this software 22 * without specific prior written permission. 23 * 24 * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND 25 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE 26 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE 27 * ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE 28 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL 29 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS 30 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) 31 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT 32 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY 33 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF 34 * SUCH DAMAGE. 35 * 36 * @(#)tip.h 8.1 (Berkeley) 6/6/93 37 */ 38 39 /* 40 * tip - terminal interface program 41 */ 42 43 #include <sys/types.h> 44 #include <machine/endian.h> 45 #include <sys/file.h> 46 #include <sys/time.h> 47 48 #include <termios.h> 49 #include <signal.h> 50 #include <stdio.h> 51 #include <stdlib.h> 52 #include <string.h> 53 #include <pwd.h> 54 #include <ctype.h> 55 #include <setjmp.h> 56 #include <unistd.h> 57 #include <errno.h> 58 59 /* 60 * Remote host attributes 61 */ 62 char *DV; /* UNIX device(s) to open */ 63 char *EL; /* chars marking an EOL */ 64 char *CM; /* initial connection message */ 65 char *IE; /* EOT to expect on input */ 66 char *OE; /* EOT to send to complete FT */ 67 char *CU; /* call unit if making a phone call */ 68 char *AT; /* acu type */ 69 char *PN; /* phone number(s) */ 70 char *DI; /* disconnect string */ 71 char *PA; /* parity to be generated */ 72 73 char *PH; /* phone number file */ 74 char *RM; /* remote file name */ 75 char *HO; /* host name */ 76 77 long BR; /* line speed for conversation */ 78 long FS; /* frame size for transfers */ 79 80 int DU; /* this host is dialed up */ 81 int HW; /* this device is hardwired, see hunt.c */ 82 char *ES; /* escape character */ 83 char *EX; /* exceptions */ 84 char *FO; /* force (literal next) char*/ 85 char *RC; /* raise character */ 86 char *RE; /* script record file */ 87 char *PR; /* remote prompt */ 88 long DL; /* line delay for file transfers to remote */ 89 long CL; /* char delay for file transfers to remote */ 90 long ET; /* echocheck timeout */ 91 int HD; /* this host is half duplex - do local echo */ 92 char DC; /* this host is directly connected. */ 93 94 /* 95 * String value table 96 */ 97 typedef 98 struct { 99 char *v_name; /* whose name is it */ 100 char v_type; /* for interpreting set's */ 101 char v_access; /* protection of touchy ones */ 102 char *v_abrev; /* possible abreviation */ 103 char *v_value; /* casted to a union later */ 104 } 105 value_t; 106 107 #define STRING 01 /* string valued */ 108 #define BOOL 02 /* true-false value */ 109 #define NUMBER 04 /* numeric value */ 110 #define CHAR 010 /* character value */ 111 112 #define WRITE 01 /* write access to variable */ 113 #define READ 02 /* read access */ 114 115 #define CHANGED 01 /* low bit is used to show modification */ 116 #define PUBLIC 1 /* public access rights */ 117 #define PRIVATE 03 /* private to definer */ 118 #define ROOT 05 /* root defined */ 119 120 #define TRUE 1 121 #define FALSE 0 122 123 #define ENVIRON 020 /* initialize out of the environment */ 124 #define IREMOTE 040 /* initialize out of remote structure */ 125 #define INIT 0100 /* static data space used for initialization */ 126 #define TMASK 017 127 128 /* 129 * Definition of ACU line description 130 */ 131 typedef 132 struct { 133 char *acu_name; 134 int (*acu_dialer)(); 135 int (*acu_disconnect)(); 136 int (*acu_abort)(); 137 } 138 acu_t; 139 140 #define equal(a, b) (strcmp(a,b)==0)/* A nice function to string compare */ 141 142 /* 143 * variable manipulation stuff -- 144 * if we defined the value entry in value_t, then we couldn't 145 * initialize it in vars.c, so we cast it as needed to keep lint 146 * happy. 147 */ 148 149 #define value(v) vtable[v].v_value 150 151 #define number(v) ((long)(v)) 152 #define boolean(v) ((short)(long)(v)) 153 #define character(v) ((char)(long)(v)) 154 #define address(v) ((long *)(v)) 155 156 #define setnumber(v,n) do { (v) = (char *)(long)(n); } while (0) 157 #define setboolean(v,n) do { (v) = (char *)(long)(n); } while (0) 158 #define setcharacter(v,n) do { (v) = (char *)(long)(n); } while (0) 159 #define setaddress(v,n) do { (v) = (char *)(n); } while (0) 160 161 /* 162 * Escape command table definitions -- 163 * lookup in this table is performed when ``escapec'' is recognized 164 * at the begining of a line (as defined by the eolmarks variable). 165 */ 166 167 typedef 168 struct { 169 char e_char; /* char to match on */ 170 char e_flags; /* experimental, priviledged */ 171 char *e_help; /* help string */ 172 int (*e_func)(); /* command */ 173 } 174 esctable_t; 175 176 #define NORM 00 /* normal protection, execute anyone */ 177 #define EXP 01 /* experimental, mark it with a `*' on help */ 178 #define PRIV 02 /* priviledged, root execute only */ 179 180 extern int vflag; /* verbose during reading of .tiprc file */ 181 extern value_t vtable[]; /* variable table */ 182 183 #ifndef ACULOG 184 #define logent(a, b, c, d) 185 #define loginit() 186 #endif 187 188 /* 189 * Definition of indices into variable table so 190 * value(DEFINE) turns into a static address. 191 */ 192 193 #define BEAUTIFY 0 194 #define BAUDRATE 1 195 #define DIALTIMEOUT 2 196 #define EOFREAD 3 197 #define EOFWRITE 4 198 #define EOL 5 199 #define ESCAPE 6 200 #define EXCEPTIONS 7 201 #define FORCE 8 202 #define FRAMESIZE 9 203 #define HOST 10 204 #define LOG 11 205 #define PHONES 12 206 #define PROMPT 13 207 #define RAISE 14 208 #define RAISECHAR 15 209 #define RECORD 16 210 #define REMOTE 17 211 #define SCRIPT 18 212 #define TABEXPAND 19 213 #define VERBOSE 20 214 #define SHELL 21 215 #define HOME 22 216 #define ECHOCHECK 23 217 #define DISCONNECT 24 218 #define TAND 25 219 #define LDELAY 26 220 #define CDELAY 27 221 #define ETIMEOUT 28 222 #define RAWFTP 29 223 #define HALFDUPLEX 30 224 #define LECHO 31 225 #define PARITY 32 226 227 #define NOVAL ((value_t *)NULL) 228 #define NOACU ((acu_t *)NULL) 229 #define NOSTR ((char *)NULL) 230 #define NOFILE ((FILE *)NULL) 231 #define NOPWD ((struct passwd *)0) 232 233 struct termios term; /* current mode of terminal */ 234 struct termios defterm; /* initial mode of terminal */ 235 struct termios defchars; /* current mode with initial chars */ 236 237 FILE *fscript; /* FILE for scripting */ 238 239 int fildes[2]; /* file transfer synchronization channel */ 240 int repdes[2]; /* read process sychronization channel */ 241 int FD; /* open file descriptor to remote host */ 242 int AC; /* open file descriptor to dialer (v831 only) */ 243 int vflag; /* print .tiprc initialization sequence */ 244 int sfd; /* for ~< operation */ 245 int pid; /* pid of tipout */ 246 uid_t uid, euid; /* real and effective user id's */ 247 gid_t gid, egid; /* real and effective group id's */ 248 int stop; /* stop transfer session flag */ 249 int quit; /* same; but on other end */ 250 int intflag; /* recognized interrupt */ 251 int stoprompt; /* for interrupting a prompt session */ 252 int timedout; /* ~> transfer timedout */ 253 int cumode; /* simulating the "cu" program */ 254 int bits8; /* terminal is is 8-bit mode */ 255 #define STRIP_PAR (bits8 ? 0377 : 0177) 256 257 char fname[80]; /* file name buffer for ~< */ 258 char copyname[80]; /* file name buffer for ~> */ 259 char ccc; /* synchronization character */ 260 char ch; /* for tipout */ 261 char *uucplock; /* name of lock file for uucp's */ 262 263 int odisc; /* initial tty line discipline */ 264 extern int disc; /* current tty discpline */ 265 266 extern char *ctrl(); 267 extern char *vinterp(); 268 extern char *connect(); 269