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/*
* Copyright (C) 2003 Serge van den Boom
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of version 2 of the GNU General Public License as
* published by the Free Software Foundation.
* Nota bene: later versions of the GNU General Public License do not apply
* to this program.
*
* This program 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 this program; if not, write to the Free Software
* Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
*
*/
#ifndef LIBS_UIO_PHYSICAL_H_
#define LIBS_UIO_PHYSICAL_H_
#ifndef uio_INTERNAL_PHYSICAL
typedef void *uio_PRootExtra;
typedef void *uio_NativeEntriesContext;
#endif
// 'forward' declarations
typedef struct uio_PRoot uio_PRoot;
typedef struct uio_PRoot_CloseHandler uio_PRoot_CloseHandler;
#include "iointrn.h"
#include "uioport.h"
#include "fstypes.h"
/*
* Represents the root of a physical directory structure.
*/
struct uio_PRoot {
int mountRef;
/* Number of times this structure is referenced from
* mount trees. */
int handleRef;
/* Number of file or directory handles that point inside the
* physical directory strucure of this pRoot.
*/
struct uio_PDirHandle *rootDir;
struct uio_FileSystemHandler *handler;
/* How to handle files in this PRoot tree */
int flags;
# define uio_PRoot_NOCACHE 0x0002
struct uio_Handle *handle;
/* The handle through which this PRoot is opened,
* this is NULL for the top PRoot */
// TODO: move this to extra?
#ifdef uio_PROOT_HAVE_CLOSE_HANDLERS
int numCloseHandlers;
uio_PRoot_CloseHandler *closeHandlers;
#endif
uio_PRootExtra extra;
/* extra internal data for some filesystem types */
};
#ifdef uio_PROOT_HAVE_CLOSE_HANDLERS
struct uio_PRoot_CloseHandler {
void (*fun)(void *);
void *arg;
};
#endif
void uio_PRoot_deletePRootExtra(uio_PRoot *pRoot);
uio_PRoot *uio_PRoot_new(uio_PDirHandle *topDirHandle,
uio_FileSystemHandler *handler, uio_Handle *handle,
uio_PRootExtra extra, int flags);
#ifdef uio_PROOT_HAVE_CLOSE_HANDLERS
void uio_PRoot_addCloseHandler(uio_PRoot *pRoot, void (*fun)(void *),
void *arg);
void uio_PRoot_callCloseHandlers(uio_PRoot *pRoot);
void uio_PRoot_removeCloseHandlers(uio_PRoot *pRoot);
#endif
uio_PDirHandle *uio_PRoot_getRootDirHandle(uio_PRoot *pRoot);
void uio_PRoot_refHandle(uio_PRoot *pRoot);
void uio_PRoot_unrefHandle(uio_PRoot *pRoot);
void uio_PRoot_refMount(uio_PRoot *pRoot);
void uio_PRoot_unrefMount(uio_PRoot *pRoot);
#endif /* LIBS_UIO_PHYSICAL_H_ */
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