haiku/headers/os/storage/Directory.h
Ingo Weinhold db10640de9 Got rid of the Storage Kit's kernel abstraction layer, which was
unfortunately quite slow and made some things more complicated than they
needed to be.
Implemented a few missing things (e.g. BSymLink and node locking).


git-svn-id: file:///srv/svn/repos/haiku/trunk/current@8694 a95241bf-73f2-0310-859d-f6bbb57e9c96
2004-08-28 20:14:46 +00:00

115 lines
2.8 KiB
C++

//----------------------------------------------------------------------
// This software is part of the OpenBeOS distribution and is covered
// by the OpenBeOS license.
//---------------------------------------------------------------------
/*!
\file Directory.h
BDirectory interface declaration.
*/
#ifndef _DIRECTORY_H
#define _DIRECTORY_H
#include <Node.h>
#include <EntryList.h>
#include <StorageDefs.h>
#include <StorageDefs.Private.h>
#ifdef USE_OPENBEOS_NAMESPACE
namespace OpenBeOS {
#endif
class BSymLink;
/*!
\class BDirectory
\brief A directory in the filesystem
Provides an interface for manipulating directories and their contents.
\author <a href='mailto:bonefish@users.sf.net'>Ingo Weinhold</a>
\author <a href="mailto:tylerdauwalder@users.sf.net">Tyler Dauwalder</a>
\version 0.0.0
*/
class BDirectory : public BNode, public BEntryList {
public:
BDirectory();
BDirectory(const BDirectory &dir);
BDirectory(const entry_ref *ref);
BDirectory(const node_ref *nref);
BDirectory(const BEntry *entry);
BDirectory(const char *path);
BDirectory(const BDirectory *dir, const char *path);
virtual ~BDirectory();
status_t SetTo(const entry_ref *ref);
status_t SetTo(const node_ref *nref);
status_t SetTo(const BEntry *entry);
status_t SetTo(const char *path);
status_t SetTo(const BDirectory *dir, const char *path);
status_t GetEntry(BEntry *entry) const;
bool IsRootDirectory() const;
status_t FindEntry(const char *path, BEntry *entry,
bool traverse = false) const;
bool Contains(const char *path, int32 nodeFlags = B_ANY_NODE) const;
bool Contains(const BEntry *entry, int32 nodeFlags = B_ANY_NODE) const;
status_t GetStatFor(const char *path, struct stat *st) const;
virtual status_t GetNextEntry(BEntry *entry, bool traverse = false);
virtual status_t GetNextRef(entry_ref *ref);
virtual int32 GetNextDirents(dirent *buf, size_t bufSize,
int32 count = INT_MAX);
virtual status_t Rewind();
virtual int32 CountEntries();
status_t CreateDirectory(const char *path, BDirectory *dir);
status_t CreateFile(const char *path, BFile *file,
bool failIfExists = false);
status_t CreateSymLink(const char *path, const char *linkToPath,
BSymLink *link);
BDirectory &operator=(const BDirectory &dir);
private:
friend class BNode;
virtual void _ErectorDirectory1();
virtual void _ErectorDirectory2();
virtual void _ErectorDirectory3();
virtual void _ErectorDirectory4();
virtual void _ErectorDirectory5();
virtual void _ErectorDirectory6();
private:
virtual void close_fd();
int get_fd() const;
private:
uint32 _reservedData[7];
int fDirFd;
friend class BEntry;
friend class BFile;
};
// C functions
status_t create_directory(const char *path, mode_t mode);
#ifdef USE_OPENBEOS_NAMESPACE
}; // namespace OpenBeOS
#endif
#endif // _DIRECTORY_H