1 files changed, 19 insertions, 12 deletions
diff --git a/Swiften/FileTransfer/WriteBytestream.h b/Swiften/FileTransfer/WriteBytestream.h
index 6085e78..5452317 100644
--- a/Swiften/FileTransfer/WriteBytestream.h
+++ b/Swiften/FileTransfer/WriteBytestream.h
@@ -1,26 +1,33 @@
 /*
- * Copyright (c) 2010 Remko Tronçon
- * Licensed under the GNU General Public License v3.
- * See Documentation/Licenses/GPLv3.txt for more information.
+ * Copyright (c) 2010-2016 Isode Limited.
+ * All rights reserved.
+ * See the COPYING file for more information.
  */
 
 #pragma once
 
-#include <boost/shared_ptr.hpp>
+#include <memory>
 #include <vector>
 
+#include <boost/signals2.hpp>
+
 #include <Swiften/Base/API.h>
-#include <Swiften/Base/boost_bsignals.h>
 
 namespace Swift {
-	class SWIFTEN_API WriteBytestream {
-		public:
-			typedef boost::shared_ptr<WriteBytestream> ref;
+    class SWIFTEN_API WriteBytestream {
+        public:
+            typedef std::shared_ptr<WriteBytestream> ref;
 
-			virtual ~WriteBytestream();
+            virtual ~WriteBytestream();
 
-			virtual void write(const std::vector<unsigned char>&) = 0;
+            /**
+             * Write data from vector argument to bytestream.
+             *
+             * On success true is returned and \ref onWrite is called. On failure false is returned.
+             */
+            virtual bool write(const std::vector<unsigned char>&) = 0;
+            virtual void close() {}
 
-			boost::signal<void (const std::vector<unsigned char>&)> onWrite;
-	};
+            boost::signals2::signal<void (const std::vector<unsigned char>&)> onWrite;
+    };
 }