added AsyncIO

Net/include/Poco/Net/AsyncSocketChannel.h

@@ -0,0 +1,84 @@
+//
+// AsyncSocketChannel.h
+//
+// $Id: //poco/Main/Net/include/Poco/Net/AsyncSocketChannel.h#1 $
+//
+// Library: Net
+// Package: AsyncIO
+// Module:  AsyncSocketChannel
+//
+// Definition of the AsyncSocketChannel class.
+//
+// Copyright (c) 2007, Applied Informatics Software Engineering GmbH.
+// and Contributors.
+//
+// Permission is hereby granted, free of charge, to any person or organization
+// obtaining a copy of the software and accompanying documentation covered by
+// this license (the "Software") to use, reproduce, display, distribute,
+// execute, and transmit the Software, and to prepare derivative works of the
+// Software, and to permit third-parties to whom the Software is furnished to
+// do so, all subject to the following:
+// 
+// The copyright notices in the Software and this entire statement, including
+// the above license grant, this restriction and the following disclaimer,
+// must be included in all copies of the Software, in whole or in part, and
+// all derivative works of the Software, unless such copies or derivative
+// works are solely in the form of machine-executable object code generated by
+// a source language processor.
+// 
+// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+// IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+// FITNESS FOR A PARTICULAR PURPOSE, TITLE AND NON-INFRINGEMENT. IN NO EVENT
+// SHALL THE COPYRIGHT HOLDERS OR ANYONE DISTRIBUTING THE SOFTWARE BE LIABLE
+// FOR ANY DAMAGES OR OTHER LIABILITY, WHETHER IN CONTRACT, TORT OR OTHERWISE,
+// ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER
+// DEALINGS IN THE SOFTWARE.
+//
+
+
+#ifndef Net_AsyncSocketChannel_INCLUDED
+#define Net_AsyncSocketChannel_INCLUDED
+
+
+#include "Poco/Net/Net.h"
+#include "Poco/Net/StreamSocket.h"
+#include "Poco/AsyncIOChannel.h"
+
+
+namespace Poco {
+namespace Net {
+
+
+class Net_API AsyncSocketChannel: public Poco::AsyncIOChannel
+	/// AsyncSocketChannel provides an AsyncIOChannel for a StreamSocket.
+	///
+	/// Usage Example:
+	///     StreamSocket socket(...);
+	///     AsyncSocketChannel channel(socket);
+	///     channel.enqueue(new AsyncWriteCommand("Hello", 5));
+	///     channel.enqueue(new AsyncWriteCommand(", ", 2));
+	///     ActiveResult<int> result = channel.enqueue(new AsyncWriteCommand("world!", 6));
+	///     result.wait();
+{
+public:
+	AsyncSocketChannel(const StreamSocket& socket);
+		/// Creates an AsyncSocketChannel using the given StreamSocket.
+		
+	~AsyncSocketChannel();
+		/// Destroys the AsyncSocketChannel.
+	
+	// AsyncIOChannel
+	int write(const void* buffer, int length);
+	int read(void* buffer, int length);
+			
+private:
+	AsyncSocketChannel();
+	
+	StreamSocket _socket;
+};
+
+
+} } // namespace Poco::Net
+
+
+#endif // Net_AsyncSocketChannel_INCLUDED