b857858f48
git-svn-id: https://svn.code.sf.net/p/freedos/svn/kernel/trunk@7 6ac86273-5f31-0410-b378-82cca8765d1b
116 lines
4.5 KiB
C
116 lines
4.5 KiB
C
/****************************************************************/
|
|
/* */
|
|
/* fnode.h */
|
|
/* */
|
|
/* Internal File Node for FAT File System */
|
|
/* */
|
|
/* January 4, 1992 */
|
|
/* */
|
|
/* Copyright (c) 1995 */
|
|
/* Pasquale J. Villani */
|
|
/* All Rights Reserved */
|
|
/* */
|
|
/* This file is part of DOS-C. */
|
|
/* */
|
|
/* DOS-C is free software; you can redistribute it and/or */
|
|
/* modify it under the terms of the GNU General Public License */
|
|
/* as published by the Free Software Foundation; either version */
|
|
/* 2, or (at your option) any later version. */
|
|
/* */
|
|
/* DOS-C is distributed in the hope that it will be useful, but */
|
|
/* WITHOUT ANY WARRANTY; without even the implied warranty of */
|
|
/* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See */
|
|
/* the GNU General Public License for more details. */
|
|
/* */
|
|
/* You should have received a copy of the GNU General Public */
|
|
/* License along with DOS-C; see the file COPYING. If not, */
|
|
/* write to the Free Software Foundation, 675 Mass Ave, */
|
|
/* Cambridge, MA 02139, USA. */
|
|
/****************************************************************/
|
|
|
|
#ifdef MAIN
|
|
#ifdef VERSION_STRINGS
|
|
static BYTE *fnode_hRcsId = "$Id$";
|
|
#endif
|
|
#endif
|
|
|
|
/*
|
|
* $Log$
|
|
* Revision 1.2 2000/05/08 04:28:22 jimtabor
|
|
* Update CVS to 2020
|
|
*
|
|
* Revision 1.3 2000/03/09 06:06:38 kernel
|
|
* 2017f updates by James Tabor
|
|
*
|
|
* Revision 1.2 1999/04/16 00:52:10 jprice
|
|
* Optimized FAT handling
|
|
*
|
|
* Revision 1.1.1.1 1999/03/29 15:39:30 jprice
|
|
* New version without IPL.SYS
|
|
*
|
|
* Revision 1.4 1999/02/01 01:40:06 jprice
|
|
* Clean up
|
|
*
|
|
* Revision 1.3 1999/01/30 08:21:43 jprice
|
|
* Clean up
|
|
*
|
|
* Revision 1.2 1999/01/22 04:17:40 jprice
|
|
* Formating
|
|
*
|
|
* Revision 1.1.1.1 1999/01/20 05:51:01 jprice
|
|
* Imported sources
|
|
*
|
|
*
|
|
* Rev 1.5 04 Jan 1998 23:14:18 patv
|
|
* Changed Log for strip utility
|
|
*
|
|
* Rev 1.4 29 May 1996 21:25:16 patv
|
|
* bug fixes for v0.91a
|
|
*
|
|
* Rev 1.3 19 Feb 1996 3:15:32 patv
|
|
* Added NLS, int2f and config.sys processing
|
|
*
|
|
* Rev 1.2 01 Sep 1995 17:35:42 patv
|
|
* First GPL release.
|
|
*
|
|
* Rev 1.1 30 Jul 1995 20:43:48 patv
|
|
* Eliminated version strings in ipl
|
|
*
|
|
* Rev 1.0 02 Jul 1995 10:39:44 patv
|
|
* Initial revision.
|
|
*/
|
|
|
|
struct f_node
|
|
{
|
|
UWORD f_count; /* number of uses of this file */
|
|
COUNT f_mode; /* read, write, read-write, etc */
|
|
|
|
struct
|
|
{
|
|
BOOL f_dmod:1; /* directory has been modified */
|
|
BOOL f_droot:1; /* directory is the root */
|
|
BOOL f_dnew:1; /* fnode is new and needs fill */
|
|
BOOL f_ddir:1; /* fnode is assigned to dir */
|
|
BOOL f_dfull:1; /* directory is full */
|
|
BOOL f_dremote:1; /* Remote Fake FNode */
|
|
}
|
|
f_flags; /* file flags */
|
|
|
|
struct dirent f_dir; /* this file's dir entry image */
|
|
|
|
ULONG f_diroff; /* offset of the dir entry */
|
|
UWORD f_dirstart; /* the starting cluster of dir */
|
|
/* when dir is not root */
|
|
struct dpb *f_dpb; /* the block device for file */
|
|
|
|
ULONG f_dsize; /* file size (for directories) */
|
|
ULONG f_offset; /* byte offset for next op */
|
|
ULONG f_highwater; /* the largest offset ever */
|
|
UWORD f_back; /* the cluster we were at */
|
|
ULONG f_cluster_offset; /* byte offset that the next 3 point to */
|
|
UWORD f_cluster; /* the cluster we are at */
|
|
UWORD f_sector; /* the sector in the cluster */
|
|
UWORD f_boff; /* the byte in the cluster */
|
|
};
|
|
|