Improved VFS

- Implemended vfsDir.
- Improved vfsDevice.
- Improved vfsFile.

rpcs3/Emu/FS/vfsDir.cpp

@@ -0,0 +1,70 @@
+#include "stdafx.h"
+#include "vfsDir.h"
+
+vfsDir::vfsDir()
+	: vfsDirBase(nullptr)
+	, m_stream(nullptr)
+{
+}
+
+vfsDir::vfsDir(const wxString path)
+	: vfsDirBase(nullptr)
+	, m_stream(nullptr)
+{
+	Open(path);
+}
+
+bool vfsDir::Open(const wxString& path)
+{
+	Close();
+
+	m_stream = Emu.GetVFS().OpenDir(path);
+
+	return m_stream && m_stream->IsOpened();
+}
+
+bool vfsDir::Create(const wxString& path)
+{
+	return m_stream->Create(path);
+}
+
+bool vfsDir::IsExists(const wxString& path) const
+{
+	return m_stream->IsExists(path);
+}
+
+const Array<DirEntryInfo>& vfsDir::GetEntries() const
+{
+	return m_stream->GetEntries();
+}
+
+bool vfsDir::Rename(const wxString& from, const wxString& to)
+{
+	return m_stream->Rename(from, to);
+}
+
+bool vfsDir::Remove(const wxString& path)
+{
+	return m_stream->Remove(path);
+}
+
+const DirEntryInfo* vfsDir::Read()
+{
+	return m_stream->Read();
+}
+
+void vfsDir::Close()
+{
+	m_stream.reset();
+	return vfsDirBase::Close();
+}
+
+wxString vfsDir::GetPath() const
+{
+	return m_stream->GetPath();
+}
+
+bool vfsDir::IsOpened() const
+{
+	return m_stream && m_stream->IsOpened() && vfsDirBase::IsOpened();
+}