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1.1 root 1: /* tip.h 4.11 83/06/25 */
2:
3: /*
4: * tip - terminal interface program
5: */
6:
7: #include <sys/types.h>
8: #include <sys/file.h>
9:
10: #include <sgtty.h>
11: #include <signal.h>
12: #include <stdio.h>
13: #include <pwd.h>
14: #include <ctype.h>
15: #include <setjmp.h>
16: #include <errno.h>
17:
18: /*
19: * Remote host attributes
20: */
21: char *DV; /* UNIX device(s) to open */
22: char *EL; /* chars marking an EOL */
23: char *CM; /* initial connection message */
24: char *IE; /* EOT to expect on input */
25: char *OE; /* EOT to send to complete FT */
26: char *CU; /* call unit if making a phone call */
27: char *AT; /* acu type */
28: char *PN; /* phone number(s) */
29: char *DI; /* disconnect string */
30: char *PA; /* parity to be generated */
31:
32: char *PH; /* phone number file */
33: char *RM; /* remote file name */
34: char *HO; /* host name */
35:
36: int BR; /* line speed for conversation */
37: int FS; /* frame size for transfers */
38:
39: char DU; /* this host is dialed up */
40: char HW; /* this device is hardwired, see hunt.c */
41: char *ES; /* escape character */
42: char *EX; /* exceptions */
43: char *FO; /* force (literal next) char*/
44: char *RC; /* raise character */
45: char *RE; /* script record file */
46: char *PR; /* remote prompt */
47: int DL; /* line delay for file transfers to remote */
48: int CL; /* char delay for file transfers to remote */
49: int ET; /* echocheck timeout */
50: char HD; /* this host is half duplex - do local echo */
51:
52: /*
53: * String value table
54: */
55: typedef
56: struct {
57: char *v_name; /* whose name is it */
58: char v_type; /* for interpreting set's */
59: char v_access; /* protection of touchy ones */
60: char *v_abrev; /* possible abreviation */
61: char *v_value; /* casted to a union later */
62: }
63: value_t;
64:
65: #define STRING 01 /* string valued */
66: #define BOOL 02 /* true-false value */
67: #define NUMBER 04 /* numeric value */
68: #define CHAR 010 /* character value */
69:
70: #define WRITE 01 /* write access to variable */
71: #define READ 02 /* read access */
72:
73: #define CHANGED 01 /* low bit is used to show modification */
74: #define PUBLIC 1 /* public access rights */
75: #define PRIVATE 03 /* private to definer */
76: #define ROOT 05 /* root defined */
77:
78: #define TRUE 1
79: #define FALSE 0
80:
81: #define ENVIRON 020 /* initialize out of the environment */
82: #define IREMOTE 040 /* initialize out of remote structure */
83: #define INIT 0100 /* static data space used for initialization */
84: #define TMASK 017
85:
86: /*
87: * Definition of ACU line description
88: */
89: typedef
90: struct {
91: char *acu_name;
92: int (*acu_dialer)();
93: int (*acu_disconnect)();
94: int (*acu_abort)();
95: }
96: acu_t;
97:
98: #define equal(a, b) (strcmp(a,b)==0)/* A nice function to string compare */
99:
100: /*
101: * variable manipulation stuff --
102: * if we defined the value entry in value_t, then we couldn't
103: * initialize it in vars.c, so we cast it as needed to keep lint
104: * happy.
105: */
106: typedef
107: union {
108: int zz_number;
109: #ifdef tahoe
110: short zz_boolean[2];
111: char zz_character[4];
112: #else tahoe
113: short zz_boolean;
114: char zz_character;
115: #endif tahoe
116: int *zz_address;
117: }
118: zzhack;
119:
120: #define value(v) vtable[v].v_value
121:
122: #define number(v) ((((zzhack *)(&(v))))->zz_number)
123: #ifdef tahoe
124: #define boolean(v) ((((zzhack *)(&(v))))->zz_boolean[1])
125: #define character(v) ((((zzhack *)(&(v))))->zz_character[3])
126: #else tahoe
127: #define boolean(v) ((((zzhack *)(&(v))))->zz_boolean)
128: #define character(v) ((((zzhack *)(&(v))))->zz_character)
129: #endif tahoe
130: #define address(v) ((((zzhack *)(&(v))))->zz_address)
131:
132: /*
133: * Escape command table definitions --
134: * lookup in this table is performed when ``escapec'' is recognized
135: * at the begining of a line (as defined by the eolmarks variable).
136: */
137:
138: typedef
139: struct {
140: char e_char; /* char to match on */
141: char e_flags; /* experimental, priviledged */
142: char *e_help; /* help string */
143: int (*e_func)(); /* command */
144: }
145: esctable_t;
146:
147: #define NORM 00 /* normal protection, execute anyone */
148: #define EXP 01 /* experimental, mark it with a `*' on help */
149: #define PRIV 02 /* priviledged, root execute only */
150:
151: extern int vflag; /* verbose during reading of .tiprc file */
152: extern value_t vtable[]; /* variable table */
153:
154: #ifndef ACULOG
155: #define logent(a, b, c, d)
156: #define loginit()
157: #endif
158:
159: /*
160: * Definition of indices into variable table so
161: * value(DEFINE) turns into a static address.
162: */
163:
164: #define BEAUTIFY 0
165: #define BAUDRATE 1
166: #define DIALTIMEOUT 2
167: #define EOFREAD 3
168: #define EOFWRITE 4
169: #define EOL 5
170: #define ESCAPE 6
171: #define EXCEPTIONS 7
172: #define FORCE 8
173: #define FRAMESIZE 9
174: #define HOST 10
175: #define LOG 11
176: #define PHONES 12
177: #define PROMPT 13
178: #define RAISE 14
179: #define RAISECHAR 15
180: #define RECORD 16
181: #define REMOTE 17
182: #define SCRIPT 18
183: #define TABEXPAND 19
184: #define VERBOSE 20
185: #define SHELL 21
186: #define HOME 22
187: #define ECHOCHECK 23
188: #define DISCONNECT 24
189: #define TAND 25
190: #define LDELAY 26
191: #define CDELAY 27
192: #define ETIMEOUT 28
193: #define RAWFTP 29
194: #define HALFDUPLEX 30
195: #define LECHO 31
196: #define PARITY 32
197:
198: #define NOVAL ((value_t *)NULL)
199: #define NOACU ((acu_t *)NULL)
200: #define NOSTR ((char *)NULL)
201: #define NOFILE ((FILE *)NULL)
202: #define NOPWD ((struct passwd *)0)
203:
204: struct sgttyb arg; /* current mode of local terminal */
205: struct sgttyb defarg; /* initial mode of local terminal */
206: struct tchars tchars; /* current state of terminal */
207: struct tchars defchars; /* initial state of terminal */
208: struct ltchars ltchars; /* current local characters of terminal */
209: struct ltchars deflchars; /* initial local characters of terminal */
210:
211: FILE *fscript; /* FILE for scripting */
212:
213: int fildes[2]; /* file transfer synchronization channel */
214: int repdes[2]; /* read process sychronization channel */
215: int FD; /* open file descriptor to remote host */
216: int AC; /* open file descriptor to dialer (v831 only) */
217: int vflag; /* print .tiprc initialization sequence */
218: int sfd; /* for ~< operation */
219: int pid; /* pid of tipout */
220: int stop; /* stop transfer session flag */
221: int quit; /* same; but on other end */
222: int intflag; /* recognized interrupt */
223: int stoprompt; /* for interrupting a prompt session */
224: int timedout; /* ~> transfer timedout */
225: int cumode; /* simulating the "cu" program */
226:
227: char fname[80]; /* file name buffer for ~< */
228: char copyname[80]; /* file name buffer for ~> */
229: char ccc; /* synchronization character */
230: char ch; /* for tipout */
231: char *uucplock; /* name of lock file for uucp's */
232:
233: int odisc; /* initial tty line discipline */
234: extern int disc; /* current tty discpline */
235:
236: extern char *ctrl();
237: extern char *ctime();
238: extern long time();
239: extern struct passwd *getpwuid();
240: extern char *getlogin();
241: extern char *vinterp();
242: extern char *getenv();
243: extern char *rindex();
244: extern char *index();
245: extern char *malloc();
246: extern char *connect();
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