1 files changed, 42 insertions, 0 deletions
diff --git a/lib/server/OverlappedIO.h b/lib/server/OverlappedIO.h
new file mode 100644
index 00000000..12495053
--- /dev/null
+++ b/lib/server/OverlappedIO.h
@@ -0,0 +1,42 @@
+// --------------------------------------------------------------------------
+//
+// File
+//		Name:    OverlappedIO.h
+//		Purpose: Windows overlapped IO handle guard
+//		Created: 2008/09/30
+//
+// --------------------------------------------------------------------------
+
+#ifndef OVERLAPPEDIO__H
+#define OVERLAPPEDIO__H
+
+class OverlappedIO
+{
+public:
+	OVERLAPPED mOverlapped;
+
+	OverlappedIO()
+	{
+		ZeroMemory(&mOverlapped, sizeof(mOverlapped));
+		mOverlapped.hEvent = CreateEvent(NULL, TRUE, FALSE,
+			NULL);
+		if (mOverlapped.hEvent == INVALID_HANDLE_VALUE)
+		{
+			BOX_LOG_WIN_ERROR("Failed to create event for "
+				"overlapped I/O");
+			THROW_EXCEPTION(ServerException, BadSocketHandle);
+		}
+	}
+
+	~OverlappedIO()
+	{
+		if (CloseHandle(mOverlapped.hEvent) != TRUE)
+		{
+			BOX_LOG_WIN_ERROR("Failed to delete event for "
+				"overlapped I/O");
+			THROW_EXCEPTION(ServerException, BadSocketHandle);
+		}
+	}
+};
+
+#endif // !OVERLAPPEDIO__H