1 files changed, 45 insertions, 0 deletions
diff --git a/Swiften/StreamStack/StreamStack.h b/Swiften/StreamStack/StreamStack.h
new file mode 100644
index 0000000..bc2e89b
--- /dev/null
+++ b/Swiften/StreamStack/StreamStack.h
@@ -0,0 +1,45 @@
+#ifndef SWIFTEN_STREAMSTACK_H
+#define SWIFTEN_STREAMSTACK_H
+
+#include <boost/shared_ptr.hpp>
+#include <boost/signal.hpp>
+#include <vector>
+
+#include "Swiften/Elements/Stanza.h"
+#include "Swiften/Base/foreach.h"
+
+namespace Swift {
+	class XMPPLayer;
+	class LowLayer;
+	class StreamLayer;
+
+	class StreamStack {
+		public:
+			StreamStack(XMPPLayer* xmppLayer, LowLayer* physicalLayer);
+
+			void addLayer(StreamLayer*);
+
+			XMPPLayer* getXMPPLayer() const {
+				return xmppLayer_;
+			}
+
+			template<typename T> T* getLayer() {
+				foreach(StreamLayer* streamLayer, layers_) {
+					T* layer = dynamic_cast<T*>(streamLayer);
+					if (layer) {
+						return layer;
+					}
+				}
+				return 0;
+			}
+
+		private:
+			XMPPLayer* xmppLayer_;
+			LowLayer* physicalLayer_;
+			std::vector<StreamLayer*> layers_;
+			boost::bsignals::connection xmppReadSlotConnection_;
+			boost::bsignals::connection xmppWriteSignalConnection_;
+	};
+}
+
+#endif