1 files changed, 7 insertions, 0 deletions
diff --git a/Swiften/Session/SessionStream.h b/Swiften/Session/SessionStream.h
index 17d9a24..44a1980 100644
--- a/Swiften/Session/SessionStream.h
+++ b/Swiften/Session/SessionStream.h
@@ -2,16 +2,22 @@
 
 #include <boost/signal.hpp>
 #include <boost/shared_ptr.hpp>
 
 #include "Swiften/Elements/ProtocolHeader.h"
 #include "Swiften/Elements/Element.h"
+#include "Swiften/Base/Error.h"
 
 namespace Swift {
 	class SessionStream {
 		public:
+			class Error : public Swift::Error {
+				public:
+					Error() {}
+			};
+
 			virtual ~SessionStream();
 
 			virtual void writeHeader(const ProtocolHeader& header) = 0;
 			virtual void writeElement(boost::shared_ptr<Element>) = 0;
 
 			virtual bool supportsTLSEncryption() = 0;
@@ -20,8 +26,9 @@ namespace Swift {
 			virtual void addWhitespacePing() = 0;
 
 			virtual void resetXMPPParser() = 0;
 
 			boost::signal<void (const ProtocolHeader&)> onStreamStartReceived;
 			boost::signal<void (boost::shared_ptr<Element>)> onElementReceived;
+			boost::signal<void (boost::shared_ptr<Error>)> onError;
 	};
 }