diff options
author | Marc Mutz <marc.mutz@kdab.com> | 2019-06-18 08:56:16 +0200 |
---|---|---|
committer | Marc Mutz <marc.mutz@kdab.com> | 2019-07-02 12:05:22 +0200 |
commit | 5342805920064dfe64c23690cd1d895a95478154 (patch) | |
tree | 3ce7476d659e99ade3340ff93a0f0df06f583e73 /src/plugins/bearer | |
parent | d5f65d8814e85611f8eff85c6a7d64813c08206d (diff) |
QCoreWlanEngine: port away from Java-style iterators (and other fixes)
The main goal of this patch was to port away from Java-style
iterators, to make QtBase QT_NO_JAVA_STYLE_ITERATORS-clean. And this
the patch achieves.
But I couldn't resist a few drive-by fixes, too, to wit:
- Use qDeleteAll() instead of while(!isEmpty()) delete takeFirst()
- Use QMap::last() instead of iterating to the end, remembering the
last-seen value
- Use QMap::contains() instead of QMap::keys().contains()
- Use qExchange() instead of copy+clear
- Make some functions const (requires the mutex member to be marked as
mutable, which is common for mutex members)
I am almost certain that getSsidFromNetworkName() cannot work correctly.
But this patch does not attempt to change the algorithm.
Change-Id: Ifa04d7837bdc0837036c3a7a73f8c51f4e681f42
Reviewed-by: Tor Arne Vestbø <tor.arne.vestbo@qt.io>
Reviewed-by: Timur Pocheptsov <timur.pocheptsov@qt.io>
Diffstat (limited to 'src/plugins/bearer')
-rw-r--r-- | src/plugins/bearer/corewlan/qcorewlanengine.h | 8 | ||||
-rw-r--r-- | src/plugins/bearer/corewlan/qcorewlanengine.mm | 61 |
2 files changed, 20 insertions, 49 deletions
diff --git a/src/plugins/bearer/corewlan/qcorewlanengine.h b/src/plugins/bearer/corewlan/qcorewlanengine.h index 4a431b886e..6dddee66a4 100644 --- a/src/plugins/bearer/corewlan/qcorewlanengine.h +++ b/src/plugins/bearer/corewlan/qcorewlanengine.h @@ -122,9 +122,9 @@ public: QString interfaceName; QMap<QString, QString> configurationInterface; void getUserConfigurations(); - QString getNetworkNameFromSsid(const QString &ssid); - QString getSsidFromNetworkName(const QString &name); - bool isKnownSsid(const QString &ssid); + QString getNetworkNameFromSsid(const QString &ssid) const; + QString getSsidFromNetworkName(const QString &name) const; + bool isKnownSsid(const QString &ssid) const; QMap<QString, QMap<QString,QString> > userProfiles; signals: @@ -135,7 +135,7 @@ protected: private: QList<QNetworkConfigurationPrivate *> fetchedConfigurations; - QMutex mutex; + mutable QMutex mutex; QStringList foundNetwork(const QString &id, const QString &ssid, const QNetworkConfiguration::StateFlags state, const QString &interfaceName, const QNetworkConfiguration::Purpose purpose); }; diff --git a/src/plugins/bearer/corewlan/qcorewlanengine.mm b/src/plugins/bearer/corewlan/qcorewlanengine.mm index c3dd49ff3e..4644b5af9f 100644 --- a/src/plugins/bearer/corewlan/qcorewlanengine.mm +++ b/src/plugins/bearer/corewlan/qcorewlanengine.mm @@ -203,9 +203,7 @@ void QScanThread::run() } } // add known configurations that are not around. - QMapIterator<QString, QMap<QString,QString> > i(userProfiles); - while (i.hasNext()) { - i.next(); + for (auto i = userProfiles.cbegin(), end = userProfiles.cend(); i != end; ++i) { QString networkName = i.key(); const QString id = QString::number(qHash(QLatin1String("corewlan:") + networkName)); @@ -215,11 +213,8 @@ void QScanThread::run() const QString ssidId = QString::number(qHash(QLatin1String("corewlan:") + networkSsid)); QNetworkConfiguration::StateFlags state = QNetworkConfiguration::Undefined; QString interfaceName; - QMapIterator<QString, QString> ij(i.value()); - while (ij.hasNext()) { - ij.next(); - interfaceName = ij.value(); - } + if (!i.value().isEmpty()) + interfaceName = i.value().last(); if (currentInterfaceServiceActive) { if (networkSsid == QString::fromNSString([currentInterface ssid])) { @@ -269,11 +264,7 @@ QStringList QScanThread::foundNetwork(const QString &id, const QString &name, co QList<QNetworkConfigurationPrivate *> QScanThread::getConfigurations() { QMutexLocker locker(&mutex); - - QList<QNetworkConfigurationPrivate *> foundConfigurations = fetchedConfigurations; - fetchedConfigurations.clear(); - - return foundConfigurations; + return qExchange(fetchedConfigurations, {}); } void QScanThread::getUserConfigurations() @@ -363,17 +354,12 @@ void QScanThread::getUserConfigurations() } } -QString QScanThread::getSsidFromNetworkName(const QString &name) +QString QScanThread::getSsidFromNetworkName(const QString &name) const { QMutexLocker locker(&mutex); - QMapIterator<QString, QMap<QString,QString> > i(userProfiles); - while (i.hasNext()) { - i.next(); - QMap<QString,QString> map = i.value(); - QMapIterator<QString, QString> ij(i.value()); - while (ij.hasNext()) { - ij.next(); + for (auto i = userProfiles.cbegin(), end = userProfiles.cend(); i != end; ++i) { + for (auto ij = i.value().cbegin(), end = i.value().cend(); ij != end; ++ij) { const QString networkNameHash = QString::number(qHash(QLatin1String("corewlan:") +i.key())); if(name == i.key() || name == networkNameHash) { return ij.key(); @@ -383,36 +369,24 @@ QString QScanThread::getSsidFromNetworkName(const QString &name) return QString(); } -QString QScanThread::getNetworkNameFromSsid(const QString &ssid) +QString QScanThread::getNetworkNameFromSsid(const QString &ssid) const { QMutexLocker locker(&mutex); - QMapIterator<QString, QMap<QString,QString> > i(userProfiles); - while (i.hasNext()) { - i.next(); - QMap<QString,QString> map = i.value(); - QMapIterator<QString, QString> ij(i.value()); - while (ij.hasNext()) { - ij.next(); - if(ij.key() == ssid) { - return i.key(); - } - } + for (auto i = userProfiles.cbegin(), end = userProfiles.cend(); i != end; ++i) { + if (i.value().contains(ssid)) + return i.key(); } return QString(); } -bool QScanThread::isKnownSsid(const QString &ssid) +bool QScanThread::isKnownSsid(const QString &ssid) const { QMutexLocker locker(&mutex); - QMapIterator<QString, QMap<QString,QString> > i(userProfiles); - while (i.hasNext()) { - i.next(); - QMap<QString,QString> map = i.value(); - if(map.keys().contains(ssid)) { + for (auto i = userProfiles.cbegin(), end = userProfiles.cend(); i != end; ++i) { + if (i.value().contains(ssid)) return true; - } } return false; } @@ -430,8 +404,7 @@ QCoreWlanEngine::~QCoreWlanEngine() { scanThread->wait(); - while (!foundConfigurations.isEmpty()) - delete foundConfigurations.takeFirst(); + qDeleteAll(qExchange(foundConfigurations, {})); [listener remove]; [listener release]; } @@ -486,9 +459,7 @@ void QCoreWlanEngine::connectToId(const QString &id) const QString idHash2 = QString::number(qHash(QLatin1String("corewlan:") + scanThread->getNetworkNameFromSsid(ptr->name))); QString wantedNetwork; - QMapIterator<QString, QMap<QString, QString> > i(scanThread->userProfiles); - while (i.hasNext()) { - i.next(); + for (auto i = scanThread->userProfiles.cbegin(), end = scanThread->userProfiles.cend(); i != end; ++i) { wantedNetwork = i.key(); const QString networkNameHash = QString::number(qHash(QLatin1String("corewlan:") + wantedNetwork)); if (id == networkNameHash) { |