haiku/headers/os/storage/Node.h
Axel Dörfler c80c50772e * Coding style cleanup.
git-svn-id: file:///srv/svn/repos/haiku/haiku/trunk@43198 a95241bf-73f2-0310-859d-f6bbb57e9c96
2011-11-06 08:23:41 +00:00

116 lines
2.8 KiB
C++

/*
* Copyright 2002-2011, Haiku, Inc. All Rights Reserved.
* Distributed under the terms of the MIT License.
*/
#ifndef _NODE_H
#define _NODE_H
#include <Statable.h>
class BDirectory;
class BEntry;
class BString;
struct entry_ref;
struct node_ref {
node_ref();
node_ref(const node_ref& ref);
bool operator==(const node_ref& ref) const;
bool operator!=(const node_ref& ref) const;
node_ref& operator=(const node_ref& ref);
dev_t device;
ino_t node;
};
class BNode : public BStatable {
public:
BNode();
BNode(const entry_ref* ref);
BNode(const BEntry* entry);
BNode(const char* path);
BNode(const BDirectory* dir, const char* path);
BNode(const BNode& node);
virtual ~BNode();
status_t InitCheck() const;
virtual status_t GetStat(struct stat* st) const;
status_t SetTo(const entry_ref* ref);
status_t SetTo(const BEntry* entry);
status_t SetTo(const char* path);
status_t SetTo(const BDirectory* dir, const char* path);
void Unset();
status_t Lock();
status_t Unlock();
status_t Sync();
ssize_t WriteAttr(const char* name, type_code type,
off_t offset, const void* buffer,
size_t length);
ssize_t ReadAttr(const char* name, type_code type,
off_t offset, void* buffer,
size_t length) const;
status_t RemoveAttr(const char* name);
status_t RenameAttr(const char* oldName,
const char* newName);
status_t GetAttrInfo(const char* name,
struct attr_info* info) const;
status_t GetNextAttrName(char* buffer);
status_t RewindAttrs();
status_t WriteAttrString(const char* name,
const BString* data);
status_t ReadAttrString(const char* name,
BString* result) const;
BNode& operator=(const BNode& node);
bool operator==(const BNode& node) const;
bool operator!=(const BNode& node) const;
int Dup();
// This should be "const" but R5's is not... Ugggh.
private:
friend class BFile;
friend class BDirectory;
friend class BSymLink;
virtual void _RudeNode1();
virtual void _RudeNode2();
virtual void _RudeNode3();
virtual void _RudeNode4();
virtual void _RudeNode5();
virtual void _RudeNode6();
private:
status_t set_fd(int fd);
virtual void close_fd();
void set_status(status_t newStatus);
status_t _SetTo(int fd, const char* path, bool traverse);
status_t _SetTo(const entry_ref* ref, bool traverse);
virtual status_t set_stat(struct stat& st, uint32 what);
status_t _GetStat(struct stat* st) const;
virtual status_t _GetStat(struct stat_beos* st) const;
status_t InitAttrDir();
private:
uint32 rudeData[4];
int fFd;
int fAttrFd;
status_t fCStatus;
};
#endif // _NODE_H