1 // Copyright (c) 2012 The Chromium Authors. All rights reserved.
2 // Use of this source code is governed by a BSD-style license that can be
3 // found in the LICENSE file.
5 #ifndef REMOTING_BASE_SOCKET_READER_H_
6 #define REMOTING_BASE_SOCKET_READER_H_
8 #include "base/memory/ref_counted.h"
9 #include "net/base/completion_callback.h"
10 #include "base/memory/weak_ptr.h"
19 // SocketReader reads data from a socket and then calls a callback for each
20 // completed read. Note that when this object is destroyed it may leave a
21 // pending read request for the socket, so the calling code should never try
22 // reading from the same socket again (e.g. it may result in data being lost).
25 // Callback that is called for each finished read. |data| may be set to NULL
26 // in case of an error (result < 0).
27 typedef base::Callback<void(scoped_refptr<net::IOBuffer> data,
28 int result)> ReadResultCallback;
33 // Starts reading from |socket|. |read_result_callback| is called for each
34 // completed read. Reading stops on the first error. Must not be called more
36 void Init(net::Socket* socket, ReadResultCallback read_result_callback);
40 void OnRead(int result);
41 void HandleReadResult(int result);
42 void CallCallback(scoped_refptr<net::IOBuffer> data, int result);
45 ReadResultCallback read_result_callback_;
46 scoped_refptr<net::IOBuffer> read_buffer_;
48 base::WeakPtrFactory<SocketReader> weak_factory_;
50 DISALLOW_COPY_AND_ASSIGN(SocketReader);
53 } // namespace remoting
55 #endif // REMOTING_BASE_SOCKET_READER_H_