blob: fe4a1e5d94b909a3e4ceca5e52c931f0de38b878 [file] [log] [blame]
// Copyright (c) 2012 The Chromium Authors. All rights reserved.
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.
#ifndef REMOTING_PROTOCOL_STREAM_CHANNEL_FACTORY_H_
#define REMOTING_PROTOCOL_STREAM_CHANNEL_FACTORY_H_
#include <string>
#include "base/callback.h"
#include "base/macros.h"
#include "base/memory/scoped_ptr.h"
#include "base/threading/non_thread_safe.h"
namespace remoting {
namespace protocol {
class P2PStreamSocket;
class StreamChannelFactory : public base::NonThreadSafe {
public:
// TODO(sergeyu): Specify connection error code when channel
// connection fails.
typedef base::Callback<void(scoped_ptr<P2PStreamSocket>)>
ChannelCreatedCallback;
StreamChannelFactory() {}
// Creates new channels and calls the |callback| when then new channel is
// created and connected. The |callback| is called with nullptr if connection
// failed for any reason. Callback may be called synchronously, before the
// call returns. All channels must be destroyed, and CancelChannelCreation()
// called for any pending channels, before the factory is destroyed.
virtual void CreateChannel(const std::string& name,
const ChannelCreatedCallback& callback) = 0;
// Cancels a pending CreateChannel() operation for the named channel. If the
// channel creation already completed then canceling it has no effect. When
// shutting down this method must be called for each channel pending creation.
virtual void CancelChannelCreation(const std::string& name) = 0;
protected:
virtual ~StreamChannelFactory() {}
private:
DISALLOW_COPY_AND_ASSIGN(StreamChannelFactory);
};
} // namespace protocol
} // namespace remoting
#endif // REMOTING_PROTOCOL_STREAM_CHANNEL_FACTORY_H_