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

/*
 * Copyright (c) 1989, 1993
 *	The Regents of the University of California.  All rights reserved.
 *
 *
 * %sccs.include.redist.c%
 *
 *      @(#)tip.h	8.1 (Berkeley) %G%
 */

/*
 * tip - terminal interface program
 */

#include <sys/types.h>
#include <machine/endian.h>
#include <sys/file.h>
#include <sys/time.h>

#include <sgtty.h>
#include <signal.h>
#include <stdio.h>
#include <stdlib.h>
#include <string.h>
#include <pwd.h>
#include <ctype.h>
#include <setjmp.h>
#include <unistd.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 */

long	BR;			/* line speed for conversation */
long	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 */
long	DL;			/* line delay for file transfers to remote */
long	CL;			/* char delay for file transfers to remote */
long	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)

#if BYTE_ORDER == LITTLE_ENDIAN
#define boolean(v)	((((zzhack *)(&(v))))->zz_boolean[0])
#define character(v)	((((zzhack *)(&(v))))->zz_character[0])
#endif

#if BYTE_ORDER == BIG_ENDIAN
#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 *vinterp();
extern	char *connect();
Commit	Line	Data
051b1e55	1	/*
abfba3de KB	2	* Copyright (c) 1989, 1993
abfba3de KB	3	* The Regents of the University of California. All rights reserved.
051b1e55	4	*
b076e718	5	*
cb956e54	6	* %sccs.include.redist.c%
c9686c12	7	*
abfba3de	8	* @(#)tip.h 8.1 (Berkeley) %G%
051b1e55	9	*/
05862919	10
11adac90 BJ	11	/*
11adac90 BJ	12	* tip - terminal interface program
11adac90 BJ	13	*/
11adac90 BJ	14
05862919	15	#include <sys/types.h>
4d50e976	16	#include <machine/endian.h>
05862919	17	#include <sys/file.h>
5ed0621b	18	#include <sys/time.h>
05862919	19
11adac90 BJ	20	#include <sgtty.h>
	21	#include <signal.h>
	22	#include <stdio.h>
5ed0621b CT	23	#include <stdlib.h>
5ed0621b CT	24	#include <string.h>
11adac90	25	#include <pwd.h>
c731dacc	26	#include <ctype.h>
05862919	27	#include <setjmp.h>
5ed0621b	28	#include <unistd.h>
05862919	29	#include <errno.h>
11adac90 BJ	30
	31	/*
	32	* Remote host attributes
	33	*/
	34	char DV; / UNIX device(s) to open */
	35	char EL; / chars marking an EOL */
	36	char CM; / initial connection message */
	37	char IE; / EOT to expect on input */
	38	char OE; / EOT to send to complete FT */
	39	char CU; / call unit if making a phone call */
	40	char AT; / acu type */
	41	char PN; / phone number(s) */
8b6d643c RC	42	char DI; / disconnect string */
8b6d643c RC	43	char PA; / parity to be generated */
11adac90 BJ	44
	45	char PH; / phone number file */
	46	char RM; / remote file name */
	47	char HO; / host name */
	48
b076e718 EA	49	long BR; /* line speed for conversation */
b076e718 EA	50	long FS; /* frame size for transfers */
11adac90 BJ	51
11adac90 BJ	52	char DU; /* this host is dialed up */
f0211bf2	53	char HW; /* this device is hardwired, see hunt.c */
8b6d643c RC	54	char ES; / escape character */
	55	char EX; / exceptions */
	56	char FO; / force (literal next) char*/
	57	char RC; / raise character */
	58	char RE; / script record file */
	59	char PR; / remote prompt */
b076e718 EA	60	long DL; /* line delay for file transfers to remote */
	61	long CL; /* char delay for file transfers to remote */
	62	long ET; /* echocheck timeout */
8b6d643c	63	char HD; /* this host is half duplex - do local echo */
11adac90 BJ	64
	65	/*
	66	* String value table
	67	*/
	68	typedef
	69	struct {
	70	char v_name; / whose name is it */
	71	char v_type; /* for interpreting set's */
	72	char v_access; /* protection of touchy ones */
	73	char v_abrev; / possible abreviation */
	74	char v_value; / casted to a union later */
	75	}
	76	value_t;
	77
	78	#define STRING 01 /* string valued */
	79	#define BOOL 02 /* true-false value */
	80	#define NUMBER 04 /* numeric value */
	81	#define CHAR 010 /* character value */
	82
	83	#define WRITE 01 /* write access to variable */
	84	#define READ 02 /* read access */
	85
	86	#define CHANGED 01 /* low bit is used to show modification */
	87	#define PUBLIC 1 /* public access rights */
	88	#define PRIVATE 03 /* private to definer */
	89	#define ROOT 05 /* root defined */
	90
	91	#define TRUE 1
	92	#define FALSE 0
	93
	94	#define ENVIRON 020 /* initialize out of the environment */
	95	#define IREMOTE 040 /* initialize out of remote structure */
	96	#define INIT 0100 /* static data space used for initialization */
	97	#define TMASK 017
	98
	99	/*
	100	* Definition of ACU line description
	101	*/
	102	typedef
	103	struct {
	104	char *acu_name;
	105	int (*acu_dialer)();
	106	int (*acu_disconnect)();
	107	int (*acu_abort)();
	108	}
	109	acu_t;
	110
	111	#define equal(a, b) (strcmp(a,b)==0)/* A nice function to string compare */
11adac90 BJ	112
	113	/*
	114	* variable manipulation stuff --
	115	* if we defined the value entry in value_t, then we couldn't
	116	* initialize it in vars.c, so we cast it as needed to keep lint
	117	* happy.
	118	*/
	119	typedef
	120	union {
	121	int zz_number;
f14fa07a SL	122	short zz_boolean[2];
f14fa07a SL	123	char zz_character[4];
11adac90 BJ	124	int *zz_address;
	125	}
	126	zzhack;
	127
	128	#define value(v) vtable[v].v_value
	129
11adac90	130	#define number(v) ((((zzhack *)(&(v))))->zz_number)
4d50e976 WN	131
4d50e976 WN	132	#if BYTE_ORDER == LITTLE_ENDIAN
f14fa07a SL	133	#define boolean(v) ((((zzhack *)(&(v))))->zz_boolean[0])
f14fa07a SL	134	#define character(v) ((((zzhack *)(&(v))))->zz_character[0])
4d50e976 WN	135	#endif
	136
	137	#if BYTE_ORDER == BIG_ENDIAN
f14fa07a SL	138	#define boolean(v) ((((zzhack *)(&(v))))->zz_boolean[1])
	139	#define character(v) ((((zzhack *)(&(v))))->zz_character[3])
	140	#endif
4d50e976	141
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();
05862919	251	extern char *vinterp();
05862919	252	extern char *connect();