Class MountPointManager

cppcryptfs/dokan/MountPointManager.h:34–88

class CryptThreadData;

class MountPointManager {

private:
	unordered_map<wstring, CryptThreadData*> m_tdatas;
	MountPointManager() {}
public:    
	// disallow copying
	MountPointManager(MountPointManager const&) = delete;
	void operator=(MountPointManager const&) = delete;

	virtual ~MountPointManager();

	static MountPointManager& getInstance() {
		static MountPointManager instance;

		return instance;
	}
	
	
	
private:
	bool destroy(const wchar_t *mountpoint);
	BOOL wait_multiple_and_destroy(int count, HANDLE handles[], wstring mountpoints[]);
	bool unmount_all(bool wait);
	BOOL wait_and_destroy(const WCHAR* mountpoint);
	BOOL wait_all_and_destroy();
	// MountPointManager becomes owner of tdata
	bool add(const wchar_t *mountpoint, CryptThreadData* tdata);

	CryptThreadData *get(const wchar_t *mountpoint);

	void apply(function<bool(const wchar_t *mountpoint, CryptThreadData *tdata)> f );
public:
	bool empty() const { return m_tdatas.empty(); }
	bool get_path (const WCHAR *mountpoint, wstring& path) const;
	// returns actual mount point (in case used to mount it 
	// which is how the key is stored
	bool find (const WCHAR *mountpoint, wstring& mpstr) const;
	void get_mount_points(vector<wstring>& mps, function<bool(const wchar_t *)> filter = NULL) const;
    int get_open_handle_count(const wchar_t *mountpoint = nullptr);	

	// these functions in cryptdokan use the private methods of MountPointManager()

	friend int mount_crypt_fs(const WCHAR* mountpoint, const WCHAR *path,
		const WCHAR *config_path, const WCHAR *password,
		wstring &mes, bool reverse, bool readonly, const CryptMountOptions& opts);
	friend BOOL unmount_crypt_fs(const WCHAR* mountpoint, bool wait, wstring& mes);
	friend bool unmount_all(bool wait);
	friend BOOL wait_for_all_unmounted();
	friend BOOL list_files(const WCHAR *path, list<FindDataPair> &findDatas,
		wstring &err_mes);
	friend BOOL write_volume_name_if_changed(WCHAR dl, wstring& mes);
	friend bool get_fs_info(const wchar_t *mountpoint, FsInfo& info);
	friend std::wstring transform_path(const wchar_t* path, wstring& mes);
};