#ifndef NET_FS_VIRTUAL_VOLUME_H
#define NET_FS_VIRTUAL_VOLUME_H
#include <fsproto.h>
#include "Locker.h"
#include "VirtualDir.h"
#include "Volume.h"
class VirtualNode;
class VirtualVolume : public Volume {
public:
VirtualVolume(VolumeManager* volumeManager);
~VirtualVolume();
status_t Init(const char* name);
void Uninit();
virtual Node* GetRootNode() const;
virtual void PrepareToUnmount();
virtual status_t AddChildVolume(Volume* volume);
virtual void RemoveChildVolume(Volume* volume);
virtual Volume* GetChildVolume(const char* name);
status_t GetUniqueEntryName(const char* baseName,
char* buffer);
virtual status_t Unmount();
virtual status_t Sync();
virtual status_t ReadVNode(vnode_id vnid, char reenter,
Node** node);
virtual status_t WriteVNode(Node* node, char reenter);
virtual status_t RemoveVNode(Node* node, char reenter);
virtual status_t FSync(Node* node);
virtual status_t ReadStat(Node* node, struct stat* st);
virtual status_t WriteStat(Node* node, struct stat *st,
uint32 mask);
virtual status_t Access(Node* node, int mode);
virtual status_t Create(Node* dir, const char* name,
int openMode, int mode, vnode_id* vnid,
void** cookie);
virtual status_t Open(Node* node, int openMode,
void** cookie);
virtual status_t Close(Node* node, void* cookie);
virtual status_t FreeCookie(Node* node, void* cookie);
virtual status_t Read(Node* node, void* cookie, off_t pos,
void* buffer, size_t bufferSize,
size_t* bytesRead);
virtual status_t Write(Node* node, void* cookie, off_t pos,
const void* buffer, size_t bufferSize,
size_t* bytesWritten);
virtual status_t IOCtl(Node* node, void* cookie, int cmd,
void* buffer, size_t bufferSize);
virtual status_t SetFlags(Node* node, void* cookie,
int flags);
virtual status_t Link(Node* dir, const char* name,
Node* node);
virtual status_t Unlink(Node* dir, const char* name);
virtual status_t Symlink(Node* dir, const char* name,
const char* target);
virtual status_t ReadLink(Node* node, char* buffer,
size_t bufferSize, size_t* bytesRead);
virtual status_t Rename(Node* oldDir, const char* oldName,
Node* newDir, const char* newName);
virtual status_t MkDir(Node* dir, const char* name,
int mode);
virtual status_t RmDir(Node* dir, const char* name);
virtual status_t OpenDir(Node* node, void** cookie);
virtual status_t CloseDir(Node* node, void* cookie);
virtual status_t FreeDirCookie(Node* node, void* cookie);
virtual status_t ReadDir(Node* node, void* cookie,
struct dirent* buffer, size_t bufferSize,
int32 count, int32* countRead);
virtual status_t RewindDir(Node* node, void* cookie);
virtual status_t Walk(Node* dir, const char* entryName,
char** resolvedPath, vnode_id* vnid);
virtual status_t OpenAttrDir(Node* node, void** cookie);
virtual status_t CloseAttrDir(Node* node, void* cookie);
virtual status_t FreeAttrDirCookie(Node* node,
void* cookie);
virtual status_t ReadAttrDir(Node* node, void* cookie,
struct dirent* buffer, size_t bufferSize,
int32 count, int32* countRead);
virtual status_t RewindAttrDir(Node* node, void* cookie);
virtual status_t ReadAttr(Node* node, const char* name,
int type, off_t pos, void* buffer,
size_t bufferSize, size_t* bytesRead);
virtual status_t WriteAttr(Node* node, const char* name,
int type, off_t pos, const void* buffer,
size_t bufferSize, size_t* bytesWritten);
virtual status_t RemoveAttr(Node* node, const char* name);
virtual status_t RenameAttr(Node* node,
const char* oldName, const char* newName);
virtual status_t StatAttr(Node* node, const char* name,
struct attr_info* attrInfo);
virtual status_t OpenQuery(const char* queryString,
uint32 flags, port_id port, int32 token,
QueryIterator** iterator);
virtual void FreeQueryIterator(QueryIterator* iterator);
virtual status_t ReadQuery(QueryIterator* iterator,
struct dirent* buffer, size_t bufferSize,
int32 count, int32* countRead);
protected:
VirtualDir* fRootNode;
};
#endif
