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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_DEVICE_CHROMEOS_H
#define DEVICE_BLUETOOTH_BLUETOOTH_DEVICE_CHROMEOS_H
#include <string>
#include "base/memory/scoped_ptr.h"
#include "base/memory/weak_ptr.h"
#include "chromeos/dbus/bluetooth_agent_service_provider.h"
#include "chromeos/dbus/bluetooth_device_client.h"
#include "dbus/object_path.h"
#include "device/bluetooth/bluetooth_device.h"
namespace chromeos {
class BluetoothAdapterChromeOS;
// The BluetoothDeviceChromeOS class implements BluetoothDevice for the
// Chrome OS platform.
class BluetoothDeviceChromeOS
: public device::BluetoothDevice,
private chromeos::BluetoothAgentServiceProvider::Delegate {
public:
// BluetoothDevice override
virtual uint32 GetBluetoothClass() const OVERRIDE;
virtual std::string GetAddress() const OVERRIDE;
virtual uint16 GetVendorID() const OVERRIDE;
virtual uint16 GetProductID() const OVERRIDE;
virtual uint16 GetDeviceID() const OVERRIDE;
virtual bool IsPaired() const OVERRIDE;
virtual bool IsConnected() const OVERRIDE;
virtual bool IsConnectable() const OVERRIDE;
virtual bool IsConnecting() const OVERRIDE;
virtual ServiceList GetServices() const OVERRIDE;
virtual void GetServiceRecords(
const ServiceRecordsCallback& callback,
const ErrorCallback& error_callback) OVERRIDE;
virtual void ProvidesServiceWithName(
const std::string& name,
const ProvidesServiceCallback& callback) OVERRIDE;
virtual bool ExpectingPinCode() const OVERRIDE;
virtual bool ExpectingPasskey() const OVERRIDE;
virtual bool ExpectingConfirmation() const OVERRIDE;
virtual void Connect(
device::BluetoothDevice::PairingDelegate* pairing_delegate,
const base::Closure& callback,
const ConnectErrorCallback& error_callback) OVERRIDE;
virtual void SetPinCode(const std::string& pincode) OVERRIDE;
virtual void SetPasskey(uint32 passkey) OVERRIDE;
virtual void ConfirmPairing() OVERRIDE;
virtual void RejectPairing() OVERRIDE;
virtual void CancelPairing() OVERRIDE;
virtual void Disconnect(
const base::Closure& callback,
const ErrorCallback& error_callback) OVERRIDE;
virtual void Forget(const ErrorCallback& error_callback) OVERRIDE;
virtual void ConnectToService(
const std::string& service_uuid,
const SocketCallback& callback) OVERRIDE;
virtual void ConnectToProfile(
device::BluetoothProfile* profile,
const base::Closure& callback,
const ErrorCallback& error_callback) OVERRIDE;
virtual void SetOutOfBandPairingData(
const device::BluetoothOutOfBandPairingData& data,
const base::Closure& callback,
const ErrorCallback& error_callback) OVERRIDE;
virtual void ClearOutOfBandPairingData(
const base::Closure& callback,
const ErrorCallback& error_callback) OVERRIDE;
protected:
// BluetoothDevice override
virtual std::string GetDeviceName() const OVERRIDE;
private:
friend class BluetoothAdapterChromeOS;
BluetoothDeviceChromeOS(BluetoothAdapterChromeOS* adapter,
const dbus::ObjectPath& object_path);
virtual ~BluetoothDeviceChromeOS();
// BluetoothAgentServiceProvider::Delegate override.
virtual void Release() OVERRIDE;
virtual void RequestPinCode(const dbus::ObjectPath& device_path,
const PinCodeCallback& callback) OVERRIDE;
virtual void DisplayPinCode(const dbus::ObjectPath& device_path,
const std::string& pincode) OVERRIDE;
virtual void RequestPasskey(const dbus::ObjectPath& device_path,
const PasskeyCallback& callback) OVERRIDE;
virtual void DisplayPasskey(const dbus::ObjectPath& device_path,
uint32 passkey, uint16 entered) OVERRIDE;
virtual void RequestConfirmation(const dbus::ObjectPath& device_path,
uint32 passkey,
const ConfirmationCallback& callback)
OVERRIDE;
virtual void RequestAuthorization(const dbus::ObjectPath& device_path,
const ConfirmationCallback& callback)
OVERRIDE;
virtual void AuthorizeService(const dbus::ObjectPath& device_path,
const std::string& uuid,
const ConfirmationCallback& callback) OVERRIDE;
virtual void Cancel() OVERRIDE;
// Internal method to initiate a connection to this device, and methods called
// by dbus:: on completion of the D-Bus method call.
void ConnectInternal(bool after_pairing,
const base::Closure& callback,
const ConnectErrorCallback& error_callback);
void OnConnect(bool after_pairing,
const base::Closure& callback);
void OnConnectError(bool after_pairing,
const ConnectErrorCallback& error_callback,
const std::string& error_name,
const std::string& error_message);
// Called by dbus:: on completion of the D-Bus method call to register the
// pairing agent.
void OnRegisterAgent(const base::Closure& callback,
const ConnectErrorCallback& error_callback);
void OnRegisterAgentError(const ConnectErrorCallback& error_callback,
const std::string& error_name,
const std::string& error_message);
// Called by dbus:: on completion of the D-Bus method call to pair the device.
void OnPair(const base::Closure& callback,
const ConnectErrorCallback& error_callback);
void OnPairError(const ConnectErrorCallback& error_callback,
const std::string& error_name,
const std::string& error_message);
// Called by dbus:: on failure of the D-Bus method call to cancel pairing,
// there is no matching completion call since we don't do anything special
// in that case.
void OnCancelPairingError(const std::string& error_name,
const std::string& error_message);
// Internal method to set the device as trusted. Trusted devices can connect
// to us automatically, and we can connect to them after rebooting; it also
// causes the device to be remembered by the stack even if not paired.
// |success| to the callback indicates whether or not the request succeeded.
void SetTrusted();
void OnSetTrusted(bool success);
// Internal method to unregister the pairing agent and method called by dbus::
// on failure of the D-Bus method call. No completion call as success is
// ignored.
void UnregisterAgent();
void OnUnregisterAgentError(const std::string& error_name,
const std::string& error_message);
// Called by dbus:: on completion of the D-Bus method call to disconnect the
// device.
void OnDisconnect(const base::Closure& callback);
void OnDisconnectError(const ErrorCallback& error_callback,
const std::string& error_name,
const std::string& error_message);
// Called by dbus:: on failure of the D-Bus method call to unpair the device;
// there is no matching completion call since this object is deleted in the
// process of unpairing.
void OnForgetError(const ErrorCallback& error_callback,
const std::string& error_name,
const std::string& error_message);
// Run any outstanding pairing callbacks passing |status| as the result of
// pairing. Returns true if any callbacks were run, false if not.
bool RunPairingCallbacks(Status status);
// Called by dbus:: on completion of the D-Bus method call to
// connect a peofile.
void OnConnectProfile(device::BluetoothProfile* profile,
const base::Closure& callback);
void OnConnectProfileError(device::BluetoothProfile* profile,
const ErrorCallback& error_callback,
const std::string& error_name,
const std::string& error_message);
// Return the object path of the device; used by BluetoothAdapterChromeOS
const dbus::ObjectPath& object_path() const { return object_path_; }
// The adapter that owns this device instance.
BluetoothAdapterChromeOS* adapter_;
// The dbus object path of the device object.
dbus::ObjectPath object_path_;
// Number of ongoing calls to Connect().
int num_connecting_calls_;
// During pairing this is set to an object that we don't own, but on which
// we can make method calls to request, display or confirm PIN Codes and
// Passkeys. Generally it is the object that owns this one.
PairingDelegate* pairing_delegate_;
// Flag to indicate whether a pairing delegate method has been called during
// pairing.
bool pairing_delegate_used_;
// During pairing this is set to an instance of a D-Bus agent object
// intialized with our own class as its delegate.
scoped_ptr<BluetoothAgentServiceProvider> agent_;
// During pairing these callbacks are set to those provided by method calls
// made on us by |agent_| and are called by our own method calls such as
// SetPinCode() and SetPasskey().
PinCodeCallback pincode_callback_;
PasskeyCallback passkey_callback_;
ConfirmationCallback confirmation_callback_;
// Note: This should remain the last member so it'll be destroyed and
// invalidate its weak pointers before any other members are destroyed.
base::WeakPtrFactory<BluetoothDeviceChromeOS> weak_ptr_factory_;
DISALLOW_COPY_AND_ASSIGN(BluetoothDeviceChromeOS);
};
} // namespace chromeos
#endif // DEVICE_BLUETOOTH_BLUETOOTH_DEVICE_CHROMEOS_H
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