| /**************************************************************************** |
| ** |
| ** Copyright (C) 2014 Ivan Komissarov <ABBAPOH@gmail.com> |
| ** Contact: https://www.qt.io/licensing/ |
| ** |
| ** This file is part of the QtCore module of the Qt Toolkit. |
| ** |
| ** $QT_BEGIN_LICENSE:LGPL$ |
| ** Commercial License Usage |
| ** Licensees holding valid commercial Qt licenses may use this file in |
| ** accordance with the commercial license agreement provided with the |
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| ** |
| ** GNU Lesser General Public License Usage |
| ** Alternatively, this file may be used under the terms of the GNU Lesser |
| ** General Public License version 3 as published by the Free Software |
| ** Foundation and appearing in the file LICENSE.LGPL3 included in the |
| ** packaging of this file. Please review the following information to |
| ** ensure the GNU Lesser General Public License version 3 requirements |
| ** will be met: https://www.gnu.org/licenses/lgpl-3.0.html. |
| ** |
| ** 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 |
| ** Qt Foundation. The licenses are as published by the Free Software |
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| ** information to ensure the GNU General Public License requirements will |
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| ** $QT_END_LICENSE$ |
| ** |
| ****************************************************************************/ |
| |
| #include "qstorageinfo_p.h" |
| |
| #include <QtCore/qfileinfo.h> |
| #include <QtCore/private/qcore_mac_p.h> |
| |
| #include <CoreFoundation/CoreFoundation.h> |
| #include <CoreFoundation/CFURLEnumerator.h> |
| |
| #include <sys/mount.h> |
| |
| #define QT_STATFSBUF struct statfs |
| #define QT_STATFS ::statfs |
| |
| QT_BEGIN_NAMESPACE |
| |
| void QStorageInfoPrivate::initRootPath() |
| { |
| rootPath = QFileInfo(rootPath).canonicalFilePath(); |
| |
| if (rootPath.isEmpty()) |
| return; |
| |
| retrieveUrlProperties(true); |
| } |
| |
| void QStorageInfoPrivate::doStat() |
| { |
| initRootPath(); |
| |
| if (rootPath.isEmpty()) |
| return; |
| |
| retrieveLabel(); |
| retrievePosixInfo(); |
| retrieveUrlProperties(); |
| } |
| |
| void QStorageInfoPrivate::retrievePosixInfo() |
| { |
| QT_STATFSBUF statfs_buf; |
| int result = QT_STATFS(QFile::encodeName(rootPath).constData(), &statfs_buf); |
| if (result == 0) { |
| device = QByteArray(statfs_buf.f_mntfromname); |
| readOnly = (statfs_buf.f_flags & MNT_RDONLY) != 0; |
| fileSystemType = QByteArray(statfs_buf.f_fstypename); |
| blockSize = statfs_buf.f_bsize; |
| } |
| } |
| |
| static inline qint64 CFDictionaryGetInt64(CFDictionaryRef dictionary, const void *key) |
| { |
| CFNumberRef cfNumber = (CFNumberRef)CFDictionaryGetValue(dictionary, key); |
| if (!cfNumber) |
| return -1; |
| qint64 result; |
| bool ok = CFNumberGetValue(cfNumber, kCFNumberSInt64Type, &result); |
| if (!ok) |
| return -1; |
| return result; |
| } |
| |
| void QStorageInfoPrivate::retrieveUrlProperties(bool initRootPath) |
| { |
| static const void *rootPathKeys[] = { kCFURLVolumeURLKey }; |
| static const void *propertyKeys[] = { |
| // kCFURLVolumeNameKey, // 10.7 |
| // kCFURLVolumeLocalizedNameKey, // 10.7 |
| kCFURLVolumeTotalCapacityKey, |
| kCFURLVolumeAvailableCapacityKey, |
| // kCFURLVolumeIsReadOnlyKey // 10.7 |
| }; |
| size_t size = (initRootPath ? sizeof(rootPathKeys) : sizeof(propertyKeys)) / sizeof(void*); |
| QCFType<CFArrayRef> keys = CFArrayCreate(kCFAllocatorDefault, |
| initRootPath ? rootPathKeys : propertyKeys, |
| size, |
| nullptr); |
| |
| if (!keys) |
| return; |
| |
| const QCFString cfPath = rootPath; |
| if (initRootPath) |
| rootPath.clear(); |
| |
| QCFType<CFURLRef> url = CFURLCreateWithFileSystemPath(kCFAllocatorDefault, |
| cfPath, |
| kCFURLPOSIXPathStyle, |
| true); |
| if (!url) |
| return; |
| |
| CFErrorRef error; |
| QCFType<CFDictionaryRef> map = CFURLCopyResourcePropertiesForKeys(url, keys, &error); |
| |
| if (!map) |
| return; |
| |
| if (initRootPath) { |
| const CFURLRef rootUrl = (CFURLRef)CFDictionaryGetValue(map, kCFURLVolumeURLKey); |
| if (!rootUrl) |
| return; |
| |
| rootPath = QCFString(CFURLCopyFileSystemPath(rootUrl, kCFURLPOSIXPathStyle)); |
| valid = true; |
| ready = true; |
| |
| return; |
| } |
| |
| bytesTotal = CFDictionaryGetInt64(map, kCFURLVolumeTotalCapacityKey); |
| bytesAvailable = CFDictionaryGetInt64(map, kCFURLVolumeAvailableCapacityKey); |
| bytesFree = bytesAvailable; |
| } |
| |
| void QStorageInfoPrivate::retrieveLabel() |
| { |
| QCFString path = CFStringCreateWithFileSystemRepresentation(0, |
| QFile::encodeName(rootPath).constData()); |
| if (!path) |
| return; |
| |
| QCFType<CFURLRef> url = CFURLCreateWithFileSystemPath(0, path, kCFURLPOSIXPathStyle, true); |
| if (!url) |
| return; |
| |
| QCFType<CFURLRef> volumeUrl; |
| if (!CFURLCopyResourcePropertyForKey(url, kCFURLVolumeURLKey, &volumeUrl, NULL)) |
| return; |
| |
| QCFString volumeName; |
| if (!CFURLCopyResourcePropertyForKey(url, kCFURLNameKey, &volumeName, NULL)) |
| return; |
| |
| name = volumeName; |
| } |
| |
| QList<QStorageInfo> QStorageInfoPrivate::mountedVolumes() |
| { |
| QList<QStorageInfo> volumes; |
| |
| QCFType<CFURLEnumeratorRef> enumerator; |
| enumerator = CFURLEnumeratorCreateForMountedVolumes(nullptr, |
| kCFURLEnumeratorSkipInvisibles, |
| nullptr); |
| |
| CFURLEnumeratorResult result = kCFURLEnumeratorSuccess; |
| do { |
| CFURLRef url; |
| CFErrorRef error; |
| result = CFURLEnumeratorGetNextURL(enumerator, &url, &error); |
| if (result == kCFURLEnumeratorSuccess) { |
| const QCFString urlString = CFURLCopyFileSystemPath(url, kCFURLPOSIXPathStyle); |
| volumes.append(QStorageInfo(urlString)); |
| } |
| } while (result != kCFURLEnumeratorEnd); |
| |
| return volumes; |
| } |
| |
| QStorageInfo QStorageInfoPrivate::root() |
| { |
| return QStorageInfo(QStringLiteral("/")); |
| } |
| |
| QT_END_NAMESPACE |