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1.1 root 1: /*
2: * Copyright (c) 1983 Regents of the University of California.
3: * All rights reserved. The Berkeley software License Agreement
4: * specifies the terms and conditions for redistribution.
5: *
6: * @(#)tip.h 5.3 (Berkeley) 10/19/86
7: */
8:
9: /*
10: * tip - terminal interface program
11: */
12:
13: #include <sys/types.h>
14: #include <sys/file.h>
15:
16: #include <sgtty.h>
17: #include <signal.h>
18: #include <stdio.h>
19: #include <pwd.h>
20: #include <ctype.h>
21: #include <setjmp.h>
22: #include <errno.h>
23:
24: /*
25: * Remote host attributes
26: */
27: char *DV; /* UNIX device(s) to open */
28: char *EL; /* chars marking an EOL */
29: char *CM; /* initial connection message */
30: char *IE; /* EOT to expect on input */
31: char *OE; /* EOT to send to complete FT */
32: char *CU; /* call unit if making a phone call */
33: char *AT; /* acu type */
34: char *PN; /* phone number(s) */
35: char *DI; /* disconnect string */
36: char *PA; /* parity to be generated */
37:
38: char *PH; /* phone number file */
39: char *RM; /* remote file name */
40: char *HO; /* host name */
41:
42: int BR; /* line speed for conversation */
43: int FS; /* frame size for transfers */
44:
45: char DU; /* this host is dialed up */
46: char HW; /* this device is hardwired, see hunt.c */
47: char *ES; /* escape character */
48: char *EX; /* exceptions */
49: char *FO; /* force (literal next) char*/
50: char *RC; /* raise character */
51: char *RE; /* script record file */
52: char *PR; /* remote prompt */
53: int DL; /* line delay for file transfers to remote */
54: int CL; /* char delay for file transfers to remote */
55: int ET; /* echocheck timeout */
56: char HD; /* this host is half duplex - do local echo */
57:
58: /*
59: * String value table
60: */
61: typedef
62: struct {
63: char *v_name; /* whose name is it */
64: char v_type; /* for interpreting set's */
65: char v_access; /* protection of touchy ones */
66: char *v_abrev; /* possible abreviation */
67: char *v_value; /* casted to a union later */
68: }
69: value_t;
70:
71: #define STRING 01 /* string valued */
72: #define BOOL 02 /* true-false value */
73: #define NUMBER 04 /* numeric value */
74: #define CHAR 010 /* character value */
75:
76: #define WRITE 01 /* write access to variable */
77: #define READ 02 /* read access */
78:
79: #define CHANGED 01 /* low bit is used to show modification */
80: #define PUBLIC 1 /* public access rights */
81: #define PRIVATE 03 /* private to definer */
82: #define ROOT 05 /* root defined */
83:
84: #define TRUE 1
85: #define FALSE 0
86:
87: #define ENVIRON 020 /* initialize out of the environment */
88: #define IREMOTE 040 /* initialize out of remote structure */
89: #define INIT 0100 /* static data space used for initialization */
90: #define TMASK 017
91:
92: /*
93: * Definition of ACU line description
94: */
95: typedef
96: struct {
97: char *acu_name;
98: int (*acu_dialer)();
99: int (*acu_disconnect)();
100: int (*acu_abort)();
101: }
102: acu_t;
103:
104: #define equal(a, b) (strcmp(a,b)==0)/* A nice function to string compare */
105:
106: /*
107: * variable manipulation stuff --
108: * if we defined the value entry in value_t, then we couldn't
109: * initialize it in vars.c, so we cast it as needed to keep lint
110: * happy.
111: */
112: typedef
113: union {
114: int zz_number;
115: short zz_boolean[2];
116: char zz_character[4];
117: int *zz_address;
118: }
119: zzhack;
120:
121: #define value(v) vtable[v].v_value
122:
123: #define number(v) ((((zzhack *)(&(v))))->zz_number)
124: #ifdef vax
125: #define boolean(v) ((((zzhack *)(&(v))))->zz_boolean[0])
126: #define character(v) ((((zzhack *)(&(v))))->zz_character[0])
127: #else
128: #define boolean(v) ((((zzhack *)(&(v))))->zz_boolean[1])
129: #define character(v) ((((zzhack *)(&(v))))->zz_character[3])
130: #endif
131: #define address(v) ((((zzhack *)(&(v))))->zz_address)
132:
133: /*
134: * Escape command table definitions --
135: * lookup in this table is performed when ``escapec'' is recognized
136: * at the begining of a line (as defined by the eolmarks variable).
137: */
138:
139: typedef
140: struct {
141: char e_char; /* char to match on */
142: char e_flags; /* experimental, priviledged */
143: char *e_help; /* help string */
144: int (*e_func)(); /* command */
145: }
146: esctable_t;
147:
148: #define NORM 00 /* normal protection, execute anyone */
149: #define EXP 01 /* experimental, mark it with a `*' on help */
150: #define PRIV 02 /* priviledged, root execute only */
151:
152: extern int vflag; /* verbose during reading of .tiprc file */
153: extern value_t vtable[]; /* variable table */
154:
155: #ifndef ACULOG
156: #define logent(a, b, c, d)
157: #define loginit()
158: #endif
159:
160: /*
161: * Definition of indices into variable table so
162: * value(DEFINE) turns into a static address.
163: */
164:
165: #define BEAUTIFY 0
166: #define BAUDRATE 1
167: #define DIALTIMEOUT 2
168: #define EOFREAD 3
169: #define EOFWRITE 4
170: #define EOL 5
171: #define ESCAPE 6
172: #define EXCEPTIONS 7
173: #define FORCE 8
174: #define FRAMESIZE 9
175: #define HOST 10
176: #define LOG 11
177: #define PHONES 12
178: #define PROMPT 13
179: #define RAISE 14
180: #define RAISECHAR 15
181: #define RECORD 16
182: #define REMOTE 17
183: #define SCRIPT 18
184: #define TABEXPAND 19
185: #define VERBOSE 20
186: #define SHELL 21
187: #define HOME 22
188: #define ECHOCHECK 23
189: #define DISCONNECT 24
190: #define TAND 25
191: #define LDELAY 26
192: #define CDELAY 27
193: #define ETIMEOUT 28
194: #define RAWFTP 29
195: #define HALFDUPLEX 30
196: #define LECHO 31
197: #define PARITY 32
198:
199: #define NOVAL ((value_t *)NULL)
200: #define NOACU ((acu_t *)NULL)
201: #define NOSTR ((char *)NULL)
202: #define NOFILE ((FILE *)NULL)
203: #define NOPWD ((struct passwd *)0)
204:
205: struct sgttyb arg; /* current mode of local terminal */
206: struct sgttyb defarg; /* initial mode of local terminal */
207: struct tchars tchars; /* current state of terminal */
208: struct tchars defchars; /* initial state of terminal */
209: struct ltchars ltchars; /* current local characters of terminal */
210: struct ltchars deflchars; /* initial local characters of terminal */
211:
212: FILE *fscript; /* FILE for scripting */
213:
214: int fildes[2]; /* file transfer synchronization channel */
215: int repdes[2]; /* read process sychronization channel */
216: int FD; /* open file descriptor to remote host */
217: int AC; /* open file descriptor to dialer (v831 only) */
218: int vflag; /* print .tiprc initialization sequence */
219: int sfd; /* for ~< operation */
220: int pid; /* pid of tipout */
221: uid_t uid, euid; /* real and effective user id's */
222: gid_t gid, egid; /* real and effective group id's */
223: int stop; /* stop transfer session flag */
224: int quit; /* same; but on other end */
225: int intflag; /* recognized interrupt */
226: int stoprompt; /* for interrupting a prompt session */
227: int timedout; /* ~> transfer timedout */
228: int cumode; /* simulating the "cu" program */
229:
230: char fname[80]; /* file name buffer for ~< */
231: char copyname[80]; /* file name buffer for ~> */
232: char ccc; /* synchronization character */
233: char ch; /* for tipout */
234: char *uucplock; /* name of lock file for uucp's */
235:
236: int odisc; /* initial tty line discipline */
237: extern int disc; /* current tty discpline */
238:
239: extern char *ctrl();
240: extern char *ctime();
241: extern long time();
242: extern struct passwd *getpwuid();
243: extern char *getlogin();
244: extern char *vinterp();
245: extern char *getenv();
246: extern char *rindex();
247: extern char *index();
248: extern char *malloc();
249: extern char *connect();
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