ltfdefs.h

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/*	@(#)ltfdefs.h	4.1	(ULTRIX)	7/17/90	*/
/****************************************************************
 *								*
 *			Copyright (c) 1985 by			*
 *		Digital Equipment Corporation, Maynard, MA	*
 *			All rights reserved.			*
 *								*
 *   This software is furnished under a license and may be used *
 *   and copied  only  in accordance with the terms of such	*
 *   license and with the  inclusion  of  the  above  copyright *
 *   notice. This software  or  any  other copies thereof may	*
 *   not be provided or otherwise made available to any other	*
 *   person.  No title to and ownership of the software is	*
 *   hereby transferred.					*
 *								*
 *   The information in this software is subject to change	*
 *   without  notice  and should not be construed as a		*
 *   commitment by Digital  Equipment Corporation.		*
 *								*
 *   Digital assumes  no responsibility   for  the use  or	*
 *   reliability of its software on equipment which is not	*
 *   supplied by Digital.					*
 *								*
 ****************************************************************/
/**/
/*
 *
 *	File name:
 *
 *		ltfdefs.h
 *
 *	Source file description:
 *
 *		Contains common defintions of GLOBAL constants,
 *		structures, and external routine/variable
 *		declarations for the Labeled Tape Facility (LTF).
 *
 *
 *
 *	Functions:
 *
 *		n/a
 *
 *	Usage:
 *
 *		n/a
 *
 *	Compile:
 *
 *		n/a
 *
 *	Modification history:
 *	~~~~~~~~~~~~~~~~~~~~
 *
 *	revision			comments
 *	--------	-----------------------------------------------
 *	  01.0		10-April-85	Ray Glaser
 *			Create orginal version.
 *
 *	  01.1		25-Mar-87	Suzanne Logcher
 *			Add Outbuf as a global variable to
 *			make its on a word boundary
 *	
 */
/**/
/*	-----------------
 * +-->  LOCAL  INCLUDES  <--+
 *	-----------------
 *
 * 	Remaining "local" includes.. Other than this module so
 *	that every LTF module does not have to do repetative
 *	includes.
 */

#include "ltferrs.h"	/* LTF error message macros and messages */
#include "filetypes.h"	/* LTF file type definitions */


/*		----------------
 * +-->  	SYSTEM  INCLUDES		<--+
 *
 *	UNCONDITIONAL  and  CONDITIONAL
 *	--------------------------------
 */

#include	<a.out.h>
#include	<ctype.h>
#include	<stdio.h>
#include	<sys/errno.h>
#include	<sys/wait.h>
#include	<sys/param.h>	/* Defines system params, MAXPATHLEN */
#include	<sys/types.h>
#include	<sys/stat.h>	/* NOTE: stat.h depends on types.h */
#include	<sys/mtio.h>	/* NOTE: mtio.h depends on types.h */
#include	<sys/ioctl.h>

#ifdef debug
#include	"mtio.h"	/* NOTE: mtio.h depends on types.h */
#include	"devio.h"
#include	"ioctl.h"
#endif

/*
 * +-->	Match correct versions of include files and structures
 *	to the defined Ultrix system "type" (32, 32m, 11, PRO)..
 */

#ifndef U11
/*
 * +-->  FOR  ULTRIX 32/32m  SYSTEMS  <--+
 */

#include	<sys/time.h>
#include	<sys/dir.h>
#include	<sys/devio.h>
#include	<sys/file.h>

#else

/*
 * +-->  FOR  ULTRIX-11 / PRO  SYSTEMS  <--+
 */

#include	<ndir.h>
#include	<time.h>
#define MAXPATHLEN 256
#endif
/**/
/*	------------------------------------
 * +-->  UNCONDITIONAL  GLOBAL  DEFINITIONS  <--+
 *	------------------------------------
 */
	/*	+-->  NOTE <--+
	 *	      ----
	 * The following defintions  MUST COME
	 * before all others. Further definitions
 	 * are dependant on their value(s).
	 */

/*_MUST_COME_FIRST_*/
	/*
	 * Insert position dependant definitions here..
	 */
/*_END_OF_MUST_COME_FIRST_*/

/*_A_*/
#define ALL	3

struct ALINKBUF	{	/* Link table used when writing files
			 * to tape. Contains information
			 * about all hard linked files. */
	ino_t	a_inum;		/* inode number */
	dev_t	a_dev;		/* device */
	int	a_fsecno;	/* file section number */
	int	a_fseqno;	/* file sequence number */
	char	*a_pathname;	/* real file name */ 
	struct	ALINKBUF *a_next; /* Point to next in chain */

};/*E struct ALINKBUF */

#define A_SPECIALS 21	/* Number of allowable special characters
			 * in an "a"-chctr string */
/*_B_*/
#define	BINARY	10	/* File is some form of binary data */
#define BUFSIZE	80	/* ANSI tape label buffer size */

/*_C_*/
#define	CHCTRSP	020000	/* Character Special File */
#define CREATE	1	/* Create a new tape - function flag */
#define COUNTED	-11	/* Counted record file */
#define CPIO	070707	/* CPIO data */

/*_D_*/
#define DD	02	/* Direct (image) dump file */
#define DELNL	1	/* Delete new line function */

struct DIRE {
	dev_t	dev;		/* device */
	ino_t	inode;		/* inode number */
	struct	DIRE *dir_next;	/* Next in list or 0= end */
};

#define DIRECT	04	/* A directory file */

/*_E_*/
#define EMPTY	27	/* An empty file */
#define ENGLISH 28	/* English text */
#define EXTRACT	3	/* Extract data from  tape - function flag */

/*_F_*/
#define FALSE	0	/* BOOLEAN value for error conditions */
#define FAIL	-1	/* Exit with failure status */
struct	FILESTAT	{
	char	*f_src;		/* On output, contains the file 
				 * name only, minus path name */
	int	f_numleft;	/* f_numleft is initially set 
				 * to a non-zero value. 
				 * When the first occurance of the
				 * named file is found, f_numleft is
				 * set to zero to terminate searching
				 * the input volume for further copies
				 * of the file. Wild cards may be
				 * used to extract all copies of a
				 * given file with possible rename of
				 * duplicates by the user if the -W
				 * switch is given. Else, the last
				 * copy found is the final result.
				 * When wild cards are used, f_numleft
				 * remains non-zero.
				 */
	int	f_found;	/* Number of occurances of f_src found.
				 * Used because wild cards make it hard
				 * to determine if any files were found
				 * on the input volume unless we have
				 * this flag because f_numleft stays
				 * non-zero for a wildcard file name
				 * on extract.
				 */
	int	f_flags;	/* Used when extracting files to
				 * indicate if the file should be
				 * directly dumped (dd) from tape,
				 * "fuf" converted, or extracted
				 * normally.
				 */
	struct	FILESTAT *f_next;/* Point to next in chain */

};/*E struct FILESTAT */

#define FIRST	1
#define FIXED	'F'	/* Fixed length record file */
#define FOREVER for (;;)/* A section of code executed until
			 * forcefully exited by a break, goto,
			 * system exit() call, or etc...
			 */
#define	FUF	 1	/* File is a Fortran Unformatted File */

/*_G_*/
/*_H_*/
/*_I_*/
#define IGNORE_ERRORS 0	/* General pupose flag */

/*_J_*/
/*_K_*/

/*_L_*/
#define LAST	2

/*_M_*/
#ifndef U11
#define MAXBLKSIZE 20480 /* Maximum tape block size for reading
			  * Ultrix-32 */
#define MAXBLKWRT 20480 /* Maximum tape block size for writing
			 * Ultrix-32 */
#else
#define MAXBLKSIZE 10240 /* Maximum tape block size for reading
			  * Ultrix-11 */
#define MAXBLKWRT 2048 /* Maximum tape block size for writing
			 * Ultrix-11 */
#endif

#define MAXRECFUF 130
#define MAXRECSIZE 512	/* Maximum tape record size */
#define MAXREC4	126
#define MAXREC6	124
#define MIDDLE	0
#define MINBLKSIZE 18	/* Minimum tape block size */

/*_N_*/
#define NASC	128	/* Number of ASCII characters recognized
			 * by Filetypes.c */
#define NO	0	/* BOOLEAN constant */