[unix-history] / usr / src / usr.bin / tip / tip.h

/*
 * Copyright (c) 1983 The Regents of the University of California.
 * All rights reserved.
 *
 * Redistribution and use in source and binary forms are permitted
 * provided that the above copyright notice and this paragraph are
 * duplicated in all such forms and that any documentation,
 * advertising materials, and other materials related to such
 * distribution and use acknowledge that the software was developed
 * by the University of California, Berkeley.  The name of the
 * University may not be used to endorse or promote products derived
 * from this software without specific prior written permission.
 * THIS SOFTWARE IS PROVIDED ``AS IS'' AND WITHOUT ANY EXPRESS OR
 * IMPLIED WARRANTIES, INCLUDING, WITHOUT LIMITATION, THE IMPLIED
 * WARRANTIES OF MERCHANTIBILITY AND FITNESS FOR A PARTICULAR PURPOSE.
 *
 *	@(#)tip.h	5.4 (Berkeley) %G%
 */

/*
 * tip - terminal interface program
 */

#include <sys/types.h>
#include <sys/file.h>

#include <sgtty.h>
#include <signal.h>
#include <stdio.h>
#include <pwd.h>
#include <ctype.h>
#include <setjmp.h>
#include <errno.h>

/*
 * Remote host attributes
 */
char	*DV;			/* UNIX device(s) to open */
char	*EL;			/* chars marking an EOL */
char	*CM;			/* initial connection message */
char	*IE;			/* EOT to expect on input */
char	*OE;			/* EOT to send to complete FT */
char	*CU;			/* call unit if making a phone call */
char	*AT;			/* acu type */
char	*PN;			/* phone number(s) */
char	*DI;			/* disconnect string */
char	*PA;			/* parity to be generated */

char	*PH;			/* phone number file */
char	*RM;			/* remote file name */
char	*HO;			/* host name */

int	BR;			/* line speed for conversation */
int	FS;			/* frame size for transfers */

char	DU;			/* this host is dialed up */
char	HW;			/* this device is hardwired, see hunt.c */
char	*ES;			/* escape character */
char	*EX;			/* exceptions */
char	*FO;			/* force (literal next) char*/
char	*RC;			/* raise character */
char	*RE;			/* script record file */
char	*PR;			/* remote prompt */
int	DL;			/* line delay for file transfers to remote */
int	CL;			/* char delay for file transfers to remote */
int	ET;			/* echocheck timeout */
char	HD;			/* this host is half duplex - do local echo */

/*
 * String value table
 */
typedef
	struct {
		char	*v_name;	/* whose name is it */
		char	v_type;		/* for interpreting set's */
		char	v_access;	/* protection of touchy ones */
		char	*v_abrev;	/* possible abreviation */
		char	*v_value;	/* casted to a union later */
	}
	value_t;

#define STRING	01		/* string valued */
#define BOOL	02		/* true-false value */
#define NUMBER	04		/* numeric value */
#define CHAR	010		/* character value */

#define WRITE	01		/* write access to variable */
#define	READ	02		/* read access */

#define CHANGED	01		/* low bit is used to show modification */
#define PUBLIC	1		/* public access rights */
#define PRIVATE	03		/* private to definer */
#define ROOT	05		/* root defined */

#define	TRUE	1
#define FALSE	0

#define ENVIRON	020		/* initialize out of the environment */
#define IREMOTE	040		/* initialize out of remote structure */
#define INIT	0100		/* static data space used for initialization */
#define TMASK	017

/*
 * Definition of ACU line description
 */
typedef
	struct {
		char	*acu_name;
		int	(*acu_dialer)();
		int	(*acu_disconnect)();
		int	(*acu_abort)();
	}
	acu_t;

#define	equal(a, b)	(strcmp(a,b)==0)/* A nice function to string compare */

/*
 * variable manipulation stuff --
 *   if we defined the value entry in value_t, then we couldn't
 *   initialize it in vars.c, so we cast it as needed to keep lint
 *   happy.
 */
typedef
	union {
		int	zz_number;
		short	zz_boolean[2];
		char	zz_character[4];
		int	*zz_address;
	}
	zzhack;

#define value(v)	vtable[v].v_value

#define number(v)	((((zzhack *)(&(v))))->zz_number)
#ifdef vax
#define boolean(v)	((((zzhack *)(&(v))))->zz_boolean[0])
#define character(v)	((((zzhack *)(&(v))))->zz_character[0])
#else
#define boolean(v)	((((zzhack *)(&(v))))->zz_boolean[1])
#define character(v)	((((zzhack *)(&(v))))->zz_character[3])
#endif
#define address(v)	((((zzhack *)(&(v))))->zz_address)

/*
 * Escape command table definitions --
 *   lookup in this table is performed when ``escapec'' is recognized
 *   at the begining of a line (as defined by the eolmarks variable).
*/

typedef
	struct {
		char	e_char;		/* char to match on */
		char	e_flags;	/* experimental, priviledged */
		char	*e_help;	/* help string */
		int 	(*e_func)();	/* command */
	}
	esctable_t;

#define NORM	00		/* normal protection, execute anyone */
#define EXP	01		/* experimental, mark it with a `*' on help */
#define PRIV	02		/* priviledged, root execute only */

extern int	vflag;		/* verbose during reading of .tiprc file */
extern value_t	vtable[];	/* variable table */

#ifndef ACULOG
#define logent(a, b, c, d)
#define loginit()
#endif

/*
 * Definition of indices into variable table so
 *  value(DEFINE) turns into a static address.
 */

#define BEAUTIFY	0
#define BAUDRATE	1
#define DIALTIMEOUT	2
#define EOFREAD		3
#define EOFWRITE	4
#define EOL		5
#define ESCAPE		6
#define EXCEPTIONS	7
#define FORCE		8
#define FRAMESIZE	9
#define HOST		10
#define LOG		11
#define PHONES		12
#define PROMPT		13
#define RAISE		14
#define RAISECHAR	15
#define RECORD		16
#define REMOTE		17
#define SCRIPT		18
#define TABEXPAND	19
#define VERBOSE		20
#define SHELL		21
#define HOME		22
#define ECHOCHECK	23
#define DISCONNECT	24
#define TAND		25
#define LDELAY		26
#define CDELAY		27
#define ETIMEOUT	28
#define RAWFTP		29
#define HALFDUPLEX	30
#define	LECHO		31
#define	PARITY		32

#define NOVAL	((value_t *)NULL)
#define NOACU	((acu_t *)NULL)
#define NOSTR	((char *)NULL)
#define NOFILE	((FILE *)NULL)
#define NOPWD	((struct passwd *)0)

struct sgttyb	arg;		/* current mode of local terminal */
struct sgttyb	defarg;		/* initial mode of local terminal */
struct tchars	tchars;		/* current state of terminal */
struct tchars	defchars;	/* initial state of terminal */
struct ltchars	ltchars;	/* current local characters of terminal */
struct ltchars	deflchars;	/* initial local characters of terminal */

FILE	*fscript;		/* FILE for scripting */

int	fildes[2];		/* file transfer synchronization channel */
int	repdes[2];		/* read process sychronization channel */
int	FD;			/* open file descriptor to remote host */
int	AC;			/* open file descriptor to dialer (v831 only) */
int	vflag;			/* print .tiprc initialization sequence */
int	sfd;			/* for ~< operation */
int	pid;			/* pid of tipout */
uid_t	uid, euid;		/* real and effective user id's */
gid_t	gid, egid;		/* real and effective group id's */
int	stop;			/* stop transfer session flag */
int	quit;			/* same; but on other end */
int	intflag;		/* recognized interrupt */
int	stoprompt;		/* for interrupting a prompt session */
int	timedout;		/* ~> transfer timedout */
int	cumode;			/* simulating the "cu" program */

char	fname[80];		/* file name buffer for ~< */
char	copyname[80];		/* file name buffer for ~> */
char	ccc;			/* synchronization character */
char	ch;			/* for tipout */
char	*uucplock;		/* name of lock file for uucp's */

int	odisc;				/* initial tty line discipline */
extern	int disc;			/* current tty discpline */

extern	char *ctrl();
extern	char *ctime();
extern	long time();
extern	struct passwd *getpwuid();
extern	char *getlogin();
extern	char *vinterp();
extern	char *getenv();
extern	char *rindex();
extern	char *index();
extern	char *malloc();
extern	char *connect();
Commit	Line	Data
051b1e55	1	/*
c9686c12 KB	2	* Copyright (c) 1983 The Regents of the University of California.
c9686c12 KB	3	* All rights reserved.
051b1e55	4	*
c9686c12 KB	5	* Redistribution and use in source and binary forms are permitted
	6	* provided that the above copyright notice and this paragraph are
	7	* duplicated in all such forms and that any documentation,
	8	* advertising materials, and other materials related to such
	9	* distribution and use acknowledge that the software was developed
	10	* by the University of California, Berkeley. The name of the
	11	* University may not be used to endorse or promote products derived
	12	* from this software without specific prior written permission.
	13	* THIS SOFTWARE IS PROVIDED ``AS IS'' AND WITHOUT ANY EXPRESS OR
	14	* IMPLIED WARRANTIES, INCLUDING, WITHOUT LIMITATION, THE IMPLIED
	15	* WARRANTIES OF MERCHANTIBILITY AND FITNESS FOR A PARTICULAR PURPOSE.
	16	*
	17	* @(#)tip.h 5.4 (Berkeley) %G%
051b1e55	18	*/
05862919	19
11adac90 BJ	20	/*
11adac90 BJ	21	* tip - terminal interface program
11adac90 BJ	22	*/
11adac90 BJ	23
05862919 SL	24	#include <sys/types.h>
	25	#include <sys/file.h>
	26
11adac90 BJ	27	#include <sgtty.h>
	28	#include <signal.h>
	29	#include <stdio.h>
	30	#include <pwd.h>
c731dacc	31	#include <ctype.h>
05862919 SL	32	#include <setjmp.h>
05862919 SL	33	#include <errno.h>
11adac90 BJ	34
	35	/*
	36	* Remote host attributes
	37	*/
	38	char DV; / UNIX device(s) to open */
	39	char EL; / chars marking an EOL */
	40	char CM; / initial connection message */
	41	char IE; / EOT to expect on input */
	42	char OE; / EOT to send to complete FT */
	43	char CU; / call unit if making a phone call */
	44	char AT; / acu type */
	45	char PN; / phone number(s) */
8b6d643c RC	46	char DI; / disconnect string */
8b6d643c RC	47	char PA; / parity to be generated */
11adac90 BJ	48
	49	char PH; / phone number file */
	50	char RM; / remote file name */
	51	char HO; / host name */
	52
	53	int BR; /* line speed for conversation */
	54	int FS; /* frame size for transfers */
	55
	56	char DU; /* this host is dialed up */
f0211bf2	57	char HW; /* this device is hardwired, see hunt.c */
8b6d643c RC	58	char ES; / escape character */
	59	char EX; / exceptions */
	60	char FO; / force (literal next) char*/
	61	char RC; / raise character */
	62	char RE; / script record file */
	63	char PR; / remote prompt */
	64	int DL; /* line delay for file transfers to remote */
	65	int CL; /* char delay for file transfers to remote */
	66	int ET; /* echocheck timeout */
	67	char HD; /* this host is half duplex - do local echo */
11adac90 BJ	68
	69	/*
	70	* String value table
	71	*/
	72	typedef
	73	struct {
	74	char v_name; / whose name is it */
	75	char v_type; /* for interpreting set's */
	76	char v_access; /* protection of touchy ones */
	77	char v_abrev; / possible abreviation */
	78	char v_value; / casted to a union later */
	79	}
	80	value_t;
	81
	82	#define STRING 01 /* string valued */
	83	#define BOOL 02 /* true-false value */
	84	#define NUMBER 04 /* numeric value */
	85	#define CHAR 010 /* character value */
	86
	87	#define WRITE 01 /* write access to variable */
	88	#define READ 02 /* read access */
	89
	90	#define CHANGED 01 /* low bit is used to show modification */
	91	#define PUBLIC 1 /* public access rights */
	92	#define PRIVATE 03 /* private to definer */
	93	#define ROOT 05 /* root defined */
	94
	95	#define TRUE 1
	96	#define FALSE 0
	97
	98	#define ENVIRON 020 /* initialize out of the environment */
	99	#define IREMOTE 040 /* initialize out of remote structure */
	100	#define INIT 0100 /* static data space used for initialization */
	101	#define TMASK 017
	102
	103	/*
	104	* Definition of ACU line description
	105	*/
	106	typedef
	107	struct {
	108	char *acu_name;
	109	int (*acu_dialer)();
	110	int (*acu_disconnect)();
	111	int (*acu_abort)();
	112	}
	113	acu_t;
	114
	115	#define equal(a, b) (strcmp(a,b)==0)/* A nice function to string compare */
11adac90 BJ	116
	117	/*
	118	* variable manipulation stuff --
	119	* if we defined the value entry in value_t, then we couldn't
	120	* initialize it in vars.c, so we cast it as needed to keep lint
	121	* happy.
	122	*/
	123	typedef
	124	union {
	125	int zz_number;
f14fa07a SL	126	short zz_boolean[2];
f14fa07a SL	127	char zz_character[4];
11adac90 BJ	128	int *zz_address;
	129	}
	130	zzhack;
	131
	132	#define value(v) vtable[v].v_value
	133
11adac90	134	#define number(v) ((((zzhack *)(&(v))))->zz_number)
f14fa07a SL	135	#ifdef vax
	136	#define boolean(v) ((((zzhack *)(&(v))))->zz_boolean[0])
	137	#define character(v) ((((zzhack *)(&(v))))->zz_character[0])
	138	#else
	139	#define boolean(v) ((((zzhack *)(&(v))))->zz_boolean[1])
	140	#define character(v) ((((zzhack *)(&(v))))->zz_character[3])
	141	#endif
11adac90 BJ	142	#define address(v) ((((zzhack *)(&(v))))->zz_address)
	143
	144	/*
	145	* Escape command table definitions --
	146	* lookup in this table is performed when ``escapec'' is recognized
	147	* at the begining of a line (as defined by the eolmarks variable).
	148	*/
	149
	150	typedef
	151	struct {
	152	char e_char; /* char to match on */
	153	char e_flags; /* experimental, priviledged */
	154	char e_help; / help string */
	155	int (e_func)(); / command */
	156	}
	157	esctable_t;
	158
	159	#define NORM 00 /* normal protection, execute anyone */
	160	#define EXP 01 /* experimental, mark it with a `' on help /
	161	#define PRIV 02 /* priviledged, root execute only */
	162
	163	extern int vflag; /* verbose during reading of .tiprc file */
	164	extern value_t vtable[]; /* variable table */
	165
	166	#ifndef ACULOG
	167	#define logent(a, b, c, d)
	168	#define loginit()
	169	#endif
	170
	171	/*
	172	* Definition of indices into variable table so
	173	* value(DEFINE) turns into a static address.
	174	*/
	175
	176	#define BEAUTIFY 0
	177	#define BAUDRATE 1
	178	#define DIALTIMEOUT 2
	179	#define EOFREAD 3
	180	#define EOFWRITE 4
	181	#define EOL 5
	182	#define ESCAPE 6
	183	#define EXCEPTIONS 7
	184	#define FORCE 8
	185	#define FRAMESIZE 9
	186	#define HOST 10
05862919 SL	187	#define LOG 11
	188	#define PHONES 12
	189	#define PROMPT 13
	190	#define RAISE 14
	191	#define RAISECHAR 15
	192	#define RECORD 16
	193	#define REMOTE 17
	194	#define SCRIPT 18
	195	#define TABEXPAND 19
	196	#define VERBOSE 20
	197	#define SHELL 21
	198	#define HOME 22
	199	#define ECHOCHECK 23
	200	#define DISCONNECT 24
	201	#define TAND 25
	202	#define LDELAY 26
	203	#define CDELAY 27
	204	#define ETIMEOUT 28
	205	#define RAWFTP 29
	206	#define HALFDUPLEX 30
	207	#define LECHO 31
	208	#define PARITY 32
11adac90 BJ	209
	210	#define NOVAL ((value_t *)NULL)
	211	#define NOACU ((acu_t *)NULL)
	212	#define NOSTR ((char *)NULL)
	213	#define NOFILE ((FILE *)NULL)
	214	#define NOPWD ((struct passwd *)0)
	215
	216	struct sgttyb arg; /* current mode of local terminal */
	217	struct sgttyb defarg; /* initial mode of local terminal */
	218	struct tchars tchars; /* current state of terminal */
	219	struct tchars defchars; /* initial state of terminal */
c5d1037a BJ	220	struct ltchars ltchars; /* current local characters of terminal */
c5d1037a BJ	221	struct ltchars deflchars; /* initial local characters of terminal */
11adac90 BJ	222
	223	FILE fscript; / FILE for scripting */
	224
	225	int fildes[2]; /* file transfer synchronization channel */
	226	int repdes[2]; /* read process sychronization channel */
	227	int FD; /* open file descriptor to remote host */
8b6d643c	228	int AC; /* open file descriptor to dialer (v831 only) */
11adac90 BJ	229	int vflag; /* print .tiprc initialization sequence */
	230	int sfd; /* for ~< operation */
	231	int pid; /* pid of tipout */
f95c3446 MK	232	uid_t uid, euid; /* real and effective user id's */
f95c3446 MK	233	gid_t gid, egid; /* real and effective group id's */
11adac90 BJ	234	int stop; /* stop transfer session flag */
	235	int quit; /* same; but on other end */
	236	int intflag; /* recognized interrupt */
	237	int stoprompt; /* for interrupting a prompt session */
	238	int timedout; /* ~> transfer timedout */
257b33f8	239	int cumode; /* simulating the "cu" program */
11adac90 BJ	240
	241	char fname[80]; /* file name buffer for ~< */
	242	char copyname[80]; /* file name buffer for ~> */
	243	char ccc; /* synchronization character */
	244	char ch; /* for tipout */
	245	char uucplock; / name of lock file for uucp's */
	246
11adac90	247	int odisc; /* initial tty line discipline */
05862919 SL	248	extern int disc; /* current tty discpline */
	249
	250	extern char *ctrl();
	251	extern char *ctime();
	252	extern long time();
	253	extern struct passwd *getpwuid();
	254	extern char *getlogin();
	255	extern char *vinterp();
	256	extern char *getenv();
	257	extern char *rindex();
	258	extern char *index();
	259	extern char *malloc();
	260	extern char *connect();