| /**************************************************************************** |
| ** |
| ** Copyright (C) 2016 The Qt Company Ltd. |
| ** Contact: https://www.qt.io/licensing/ |
| ** |
| ** This file is part of the QtBluetooth module of the Qt Toolkit. |
| ** |
| ** $QT_BEGIN_LICENSE:LGPL$ |
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| ** GNU Lesser General Public License Usage |
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| ** General Public License version 3 as published by the Free Software |
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| ** |
| ** GNU General Public License Usage |
| ** Alternatively, this file may be used under the terms of the GNU |
| ** General Public License version 2.0 or (at your option) the GNU General |
| ** Public license version 3 or any later version approved by the KDE Free |
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| ****************************************************************************/ |
| |
| #include "osxbtdeviceinquiry_p.h" |
| #include "osxbtutility_p.h" |
| |
| #include <QtCore/qloggingcategory.h> |
| #include <QtCore/qdebug.h> |
| |
| QT_USE_NAMESPACE |
| |
| @implementation QT_MANGLE_NAMESPACE(OSXBTDeviceInquiry) |
| { |
| IOBluetoothDeviceInquiry *m_inquiry; |
| bool m_active; |
| DarwinBluetooth::DeviceInquiryDelegate *m_delegate;//C++ "delegate" |
| } |
| |
| - (id)initWithDelegate:(DarwinBluetooth::DeviceInquiryDelegate *)delegate |
| { |
| if (self = [super init]) { |
| Q_ASSERT_X(delegate, Q_FUNC_INFO, "invalid device inquiry delegate (null)"); |
| |
| m_inquiry = [[IOBluetoothDeviceInquiry inquiryWithDelegate:self] retain]; |
| |
| if (m_inquiry) { |
| [m_inquiry setInquiryLength:15]; |
| [m_inquiry setUpdateNewDeviceNames:NO];//Useless, disable! |
| m_delegate = delegate; |
| } else { |
| qCCritical(QT_BT_OSX) << "failed to create a device inquiry"; |
| } |
| |
| m_active = false; |
| } |
| |
| return self; |
| } |
| |
| - (void)dealloc |
| { |
| // Noop if m_inquiry is nil. |
| [m_inquiry setDelegate:nil]; |
| if (m_active) |
| [m_inquiry stop]; |
| [m_inquiry release]; |
| |
| [super dealloc]; |
| } |
| |
| - (bool)isActive |
| { |
| return m_active; |
| } |
| |
| - (IOReturn)start |
| { |
| if (!m_inquiry) |
| return kIOReturnNoPower; |
| |
| if (m_active) |
| return kIOReturnBusy; |
| |
| m_active = true; |
| [m_inquiry clearFoundDevices]; |
| const IOReturn result = [m_inquiry start]; |
| if (result != kIOReturnSuccess) { |
| // QtBluetooth will probably convert an error into UnknownError, |
| // loosing the actual information. |
| qCWarning(QT_BT_OSX) << "failed with IOKit error code:" << result; |
| m_active = false; |
| } |
| |
| return result; |
| } |
| |
| - (IOReturn)stop |
| { |
| if (m_active) { |
| Q_ASSERT_X(m_inquiry, Q_FUNC_INFO, "active but nil inquiry"); |
| |
| m_active = false; |
| const IOReturn res = [m_inquiry stop]; |
| if (res != kIOReturnSuccess) |
| m_active = true; |
| else |
| qCDebug(QT_BT_OSX) << "-stop, success (waiting for 'inquiryComplete')"; |
| |
| return res; |
| } |
| |
| return kIOReturnSuccess; |
| } |
| |
| - (void)deviceInquiryComplete:(IOBluetoothDeviceInquiry *)sender |
| error:(IOReturn)error aborted:(BOOL)aborted |
| { |
| Q_UNUSED(aborted) |
| |
| if (sender != m_inquiry) // Can never happen in the current version. |
| return; |
| |
| m_active = false; |
| |
| Q_ASSERT_X(m_delegate, Q_FUNC_INFO, "invalid device inquiry delegate (null)"); |
| |
| if (error != kIOReturnSuccess) { |
| // QtBluetooth has not too many error codes, 'UnknownError' is not really |
| // useful, report the actual error code here: |
| qCWarning(QT_BT_OSX) << "IOKit error code: " << error; |
| m_delegate->error(error); |
| } else { |
| m_delegate->inquiryFinished(); |
| } |
| } |
| |
| - (void)deviceInquiryDeviceFound:(IOBluetoothDeviceInquiry *)sender |
| device:(IOBluetoothDevice *)device |
| { |
| if (sender != m_inquiry) // Can never happen in the current version. |
| return; |
| |
| Q_ASSERT_X(m_delegate, Q_FUNC_INFO, "invalid device inquiry delegate (null)"); |
| m_delegate->classicDeviceFound(device); |
| } |
| |
| - (void)deviceInquiryStarted:(IOBluetoothDeviceInquiry *)sender |
| { |
| Q_UNUSED(sender) |
| } |
| |
| @end |