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// 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 DEVICE_BLUETOOTH_BLUETOOTH_SOCKET_H_
#define DEVICE_BLUETOOTH_BLUETOOTH_SOCKET_H_
#include <string>
#include "base/memory/ref_counted.h"
namespace net {
class DrainableIOBuffer;
class GrowableIOBuffer;
} // namespace net
namespace device {
// BluetoothSocket represents a socket to a specific service on a
// BluetoothDevice. BluetoothSocket objects are ref counted and may outlive
// both the BluetoothDevice and BluetoothAdapter that were involved in their
// creation.
class BluetoothSocket : public base::RefCounted<BluetoothSocket> {
public:
// Receives data from the socket and stores it in |buffer|. It returns whether
// the reception has been successful. If it fails, the caller can get the
// error message through |GetLastErrorMessage()|.
virtual bool Receive(net::GrowableIOBuffer* buffer) = 0;
// Sends |buffer| to the socket. It returns whether the sending has been
// successful. If it fails, the caller can get the error message through
// |GetLastErrorMessage()|.
virtual bool Send(net::DrainableIOBuffer* buffer) = 0;
virtual std::string GetLastErrorMessage() const = 0;
protected:
friend class base::RefCounted<BluetoothSocket>;
virtual ~BluetoothSocket() {}
};
} // namespace device
#endif // DEVICE_BLUETOOTH_BLUETOOTH_SOCKET_H_
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