Initial commit

CallbackHandler.h

@@ -0,0 +1,31 @@
+#ifndef INC_SEXT_CALLBACKHANDLER_H
+#define INC_SEXT_CALLBACKHANDLER_H
+
+#include <deque>
+#include <boost/thread.hpp>
+
+class Callback;
+struct SocketWrapper;
+
+/**
+ * manages the callbacks for asynchronous operations.
+ *
+ * @note No destructor, objects will be freed by ~SocketHandler -> ~SocketWrapper -> CallbackHandler::RemoveCallbacks
+ */
+class CallbackHandler {
+public:
+	void AddCallback(Callback* callback);
+	void RemoveCallbacks(SocketWrapper* sw);
+	void ExecuteQueuedCallbacks();
+
+private:
+	Callback* FetchFirstCallback();
+
+	std::deque<Callback*> callbackQueue;
+	boost::mutex callbackQueueMutex;
+};
+
+extern CallbackHandler callbackHandler;
+
+#endif
+