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// Copyright 2013 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_CHROMEOS_H_
#define DEVICE_BLUETOOTH_BLUETOOTH_SOCKET_CHROMEOS_H_
#include <string>
#include "base/basictypes.h"
#include "base/memory/ref_counted.h"
#include "chromeos/chromeos_export.h"
#include "device/bluetooth/bluetooth_socket.h"
namespace dbus {
class FileDescriptor;
} // namespace dbus
namespace net {
class DrainableIOBuffer;
class GrowableIOBuffer;
} // namespace net
namespace chromeos {
// The BluetoothSocketChromeOS class implements BluetoothSocket for the
// Chrome OS platform.
class CHROMEOS_EXPORT BluetoothSocketChromeOS
: public device::BluetoothSocket {
public:
// BluetoothSocket override.
virtual bool Receive(net::GrowableIOBuffer* buffer) OVERRIDE;
virtual bool Send(net::DrainableIOBuffer* buffer) OVERRIDE;
virtual std::string GetLastErrorMessage() const OVERRIDE;
// Create an instance of a BluetoothSocket from the passed file descriptor
// received over D-Bus in |fd|, the descriptor will be taken from that object
// and ownership passed to the returned object.
static scoped_refptr<device::BluetoothSocket> Create(
dbus::FileDescriptor* fd);
protected:
virtual ~BluetoothSocketChromeOS();
private:
BluetoothSocketChromeOS(int fd);
// The different socket types have different reading patterns; l2cap sockets
// have to be read with boundaries between datagrams preserved while rfcomm
// sockets do not.
enum SocketType {
L2CAP,
RFCOMM
};
// File descriptor and socket type of the socket.
const int fd_;
SocketType socket_type_;
// Last error message, set during Receive() and Send() and retrieved using
// GetLastErrorMessage().
std::string error_message_;
DISALLOW_COPY_AND_ASSIGN(BluetoothSocketChromeOS);
};
} // namespace chromeos
#endif // DEVICE_BLUETOOTH_BLUETOOTH_SOCKET_CHROMEOS_H_
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