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294 lines
12 KiB
C++
294 lines
12 KiB
C++
/****************************************************************************
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**
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** Copyright (C) 2011-2012 Denis Shienkov <denis.shienkov@gmail.com>
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** Copyright (C) 2011 Sergey Belyashov <Sergey.Belyashov@gmail.com>
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** Copyright (C) 2012 Laszlo Papp <lpapp@kde.org>
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** Contact: http://www.qt-project.org/legal
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**
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** This file is part of the QtSerialPort module of the Qt Toolkit.
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**
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** $QT_BEGIN_LICENSE:LGPL$
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** Commercial License Usage
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** Licensees holding valid commercial Qt licenses may use this file in
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** accordance with the commercial license agreement provided with the
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** Software or, alternatively, in accordance with the terms contained in
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** a written agreement between you and Digia. For licensing terms and
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** conditions see http://qt.digia.com/licensing. For further information
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** use the contact form at http://qt.digia.com/contact-us.
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**
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** GNU Lesser General Public License Usage
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** Alternatively, this file may be used under the terms of the GNU Lesser
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** General Public License version 2.1 as published by the Free Software
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** Foundation and appearing in the file LICENSE.LGPL included in the
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** packaging of this file. Please review the following information to
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** ensure the GNU Lesser General Public License version 2.1 requirements
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** will be met: http://www.gnu.org/licenses/old-licenses/lgpl-2.1.html.
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**
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** In addition, as a special exception, Digia gives you certain additional
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** rights. These rights are described in the Digia Qt LGPL Exception
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** version 1.1, included in the file LGPL_EXCEPTION.txt in this package.
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**
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** GNU General Public License Usage
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** Alternatively, this file may be used under the terms of the GNU
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** General Public License version 3.0 as published by the Free Software
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** Foundation and appearing in the file LICENSE.GPL included in the
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** packaging of this file. Please review the following information to
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** ensure the GNU General Public License version 3.0 requirements will be
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** met: http://www.gnu.org/copyleft/gpl.html.
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**
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**
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** $QT_END_LICENSE$
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**
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****************************************************************************/
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#include "qserialportinfo.h"
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#include "qserialportinfo_p.h"
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#include <sys/param.h>
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#include <CoreFoundation/CoreFoundation.h>
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#include <IOKit/IOKitLib.h>
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#include <IOKit/serial/IOSerialKeys.h>
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#include <IOKit/storage/IOStorageDeviceCharacteristics.h> // for kIOPropertyProductNameKey
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#include <IOKit/usb/USB.h>
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#if defined(MAC_OS_X_VERSION_10_4) && (MAC_OS_X_VERSION_MIN_REQUIRED >= MAC_OS_X_VERSION_10_4)
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# include <IOKit/serial/ioss.h>
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#endif
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#include <IOKit/IOBSD.h>
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QT_BEGIN_NAMESPACE
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QList<QSerialPortInfo> QSerialPortInfo::availablePorts()
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{
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QList<QSerialPortInfo> serialPortInfoList;
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static const int propertyCount = 7;
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::CFMutableDictionaryRef matching = ::IOServiceMatching(kIOSerialBSDServiceValue);
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if (!matching)
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return serialPortInfoList;
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::CFDictionaryAddValue(matching,
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CFSTR(kIOSerialBSDTypeKey),
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CFSTR(kIOSerialBSDAllTypes));
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io_iterator_t iter = 0;
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kern_return_t kr = ::IOServiceGetMatchingServices(kIOMasterPortDefault,
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matching,
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&iter);
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if (kr != kIOReturnSuccess)
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return serialPortInfoList;
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io_registry_entry_t service;
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while ((service = ::IOIteratorNext(iter))) {
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::CFTypeRef device = 0;
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::CFTypeRef portName = 0;
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::CFTypeRef description = 0;
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::CFTypeRef manufacturer = 0;
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::CFTypeRef serialNumber = 0;
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::CFTypeRef vendorIdentifier = 0;
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::CFTypeRef productIdentifier = 0;
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int matchingPropertiesCounter = 0;
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io_registry_entry_t entry = service;
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do {
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if (!device) {
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device =
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::IORegistryEntrySearchCFProperty(entry,
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kIOServicePlane,
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CFSTR(kIOCalloutDeviceKey),
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kCFAllocatorDefault,
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0);
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if (device)
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++matchingPropertiesCounter;
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}
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if (!portName) {
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portName =
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::IORegistryEntrySearchCFProperty(entry,
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kIOServicePlane,
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CFSTR(kIOTTYDeviceKey),
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kCFAllocatorDefault,
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0);
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if (portName)
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++matchingPropertiesCounter;
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}
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if (!description) {
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description =
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::IORegistryEntrySearchCFProperty(entry,
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kIOServicePlane,
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CFSTR(kIOPropertyProductNameKey),
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kCFAllocatorDefault,
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0);
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if (!description)
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description =
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::IORegistryEntrySearchCFProperty(entry,
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kIOServicePlane,
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CFSTR(kUSBProductString),
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kCFAllocatorDefault,
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0);
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if (!description)
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description =
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::IORegistryEntrySearchCFProperty(entry,
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kIOServicePlane,
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CFSTR("BTName"),
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kCFAllocatorDefault,
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0);
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if (description)
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++matchingPropertiesCounter;
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}
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if (!manufacturer) {
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manufacturer =
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::IORegistryEntrySearchCFProperty(entry,
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kIOServicePlane,
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CFSTR(kUSBVendorString),
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kCFAllocatorDefault,
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0);
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if (manufacturer)
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++matchingPropertiesCounter;
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}
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if (!serialNumber) {
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serialNumber =
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::IORegistryEntrySearchCFProperty(entry,
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kIOServicePlane,
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CFSTR(kUSBSerialNumberString),
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kCFAllocatorDefault,
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0);
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if (serialNumber)
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++matchingPropertiesCounter;
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}
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if (!vendorIdentifier) {
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vendorIdentifier =
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::IORegistryEntrySearchCFProperty(entry,
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kIOServicePlane,
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CFSTR(kUSBVendorID),
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kCFAllocatorDefault,
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0);
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if (vendorIdentifier)
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++matchingPropertiesCounter;
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}
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if (!productIdentifier) {
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productIdentifier =
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::IORegistryEntrySearchCFProperty(entry,
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kIOServicePlane,
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CFSTR(kUSBProductID),
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kCFAllocatorDefault,
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0);
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if (productIdentifier)
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++matchingPropertiesCounter;
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}
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if (matchingPropertiesCounter == propertyCount)
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break;
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kr = ::IORegistryEntryGetParentEntry(entry, kIOServicePlane, &entry);
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} while (kr == kIOReturnSuccess);
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(void) ::IOObjectRelease(entry);
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if (matchingPropertiesCounter > 0) {
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QSerialPortInfo serialPortInfo;
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QByteArray buffer(MAXPATHLEN, 0);
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if (device) {
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if (::CFStringGetCString(CFStringRef(device),
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buffer.data(),
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buffer.size(),
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kCFStringEncodingUTF8)) {
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serialPortInfo.d_ptr->device = QString::fromUtf8(buffer);
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}
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::CFRelease(device);
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}
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if (portName) {
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if (::CFStringGetCString(CFStringRef(portName),
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buffer.data(),
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buffer.size(),
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kCFStringEncodingUTF8)) {
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serialPortInfo.d_ptr->portName = QString::fromUtf8(buffer);
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}
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::CFRelease(portName);
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}
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if (description) {
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if (::CFStringGetCString(CFStringRef(description),
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buffer.data(),
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buffer.size(),
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kCFStringEncodingUTF8)) {
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serialPortInfo.d_ptr->description = QString::fromUtf8(buffer);
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}
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::CFRelease(description);
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}
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if (manufacturer) {
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if (::CFStringGetCString(CFStringRef(manufacturer),
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buffer.data(),
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buffer.size(),
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kCFStringEncodingUTF8)) {
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serialPortInfo.d_ptr->manufacturer = QString::fromUtf8(buffer);
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}
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::CFRelease(manufacturer);
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}
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if (serialNumber) {
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if (::CFStringGetCString(CFStringRef(serialNumber),
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buffer.data(),
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buffer.size(),
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kCFStringEncodingUTF8)) {
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serialPortInfo.d_ptr->serialNumber = QString::fromUtf8(buffer);
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}
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::CFRelease(serialNumber);
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}
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quint16 value = 0;
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if (vendorIdentifier) {
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serialPortInfo.d_ptr->hasVendorIdentifier = ::CFNumberGetValue(CFNumberRef(vendorIdentifier), kCFNumberIntType, &value);
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if (serialPortInfo.d_ptr->hasVendorIdentifier)
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serialPortInfo.d_ptr->vendorIdentifier = value;
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::CFRelease(vendorIdentifier);
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}
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if (productIdentifier) {
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serialPortInfo.d_ptr->hasProductIdentifier = ::CFNumberGetValue(CFNumberRef(productIdentifier), kCFNumberIntType, &value);
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if (serialPortInfo.d_ptr->hasProductIdentifier)
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serialPortInfo.d_ptr->productIdentifier = value;
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::CFRelease(productIdentifier);
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}
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serialPortInfoList.append(serialPortInfo);
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}
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(void) ::IOObjectRelease(service);
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}
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(void) ::IOObjectRelease(iter);
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return serialPortInfoList;
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}
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QT_END_NAMESPACE
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