USB Disk Sizes

recovery/initdrivethread.cpp

@@ -141,8 +141,8 @@ void InitDriveThread::run()
 
 bool InitDriveThread::method_resizePartitions()
 {
-    int newStartOfRescuePartition = getFileContents(sysclassblock(_drive, 1)+"/start").trimmed().toInt();
-    int newSizeOfRescuePartition  = sizeofBootFilesInKB()*1.024/1000 + 100;
+    uint newStartOfRescuePartition = getFileContents(sysclassblock(_drive, 1)+"/start").trimmed().toUInt();
+    uint newSizeOfRescuePartition  = sizeofBootFilesInKB()*1.024/1000 + 100;
 
     if (!umountSystemPartition())
     {
@@ -245,12 +245,12 @@ bool InitDriveThread::method_resizePartitions()
     emit statusUpdate(tr("Creating extended partition"));
 
     QByteArray partitionTable;
-    int startOfOurPartition = getFileContents(sysclassblock(_drive, 1)+"/start").trimmed().toInt();
-    int sizeOfOurPartition  = getFileContents(sysclassblock(_drive, 1)+"/size").trimmed().toInt();
-    int startOfExtended = startOfOurPartition+sizeOfOurPartition;
+    uint startOfOurPartition = getFileContents(sysclassblock(_drive, 1)+"/start").trimmed().toUInt();
+    uint sizeOfOurPartition  = getFileContents(sysclassblock(_drive, 1)+"/size").trimmed().toUInt();
+    uint startOfExtended = startOfOurPartition+sizeOfOurPartition;
 
     // Align start of settings partition on 4 MiB boundary
-    int startOfSettings = startOfExtended + PARTITION_GAP;
+    uint startOfSettings = startOfExtended + PARTITION_GAP;
     if (startOfSettings % PARTITION_ALIGNMENT != 0)
          startOfSettings += PARTITION_ALIGNMENT-(startOfSettings % PARTITION_ALIGNMENT);
 
@@ -292,11 +292,11 @@ int InitDriveThread::sizeofBootFilesInKB()
     return proc.readAll().split('\t').first().toInt();
 }
 
-int InitDriveThread::sizeofSDCardInBlocks()
+uint InitDriveThread::sizeofSDCardInBlocks()
 {
     QFile f(sysclassblock(_drive)+"/size");
     f.open(f.ReadOnly);
-    int blocks = f.readAll().trimmed().toULongLong();
+    uint blocks = f.readAll().trimmed().toUInt();
     f.close();
 
     return blocks;
@@ -408,12 +408,12 @@ bool InitDriveThread::partitionDrive()
      * First logical partition has NOOBS persistent settings partition
      */
     QByteArray partitionTable;
-    int sizeOfOurPartition = RESCUE_PARTITION_SIZE*1024*2;
-    int startOfOurPartition = PARTITION_ALIGNMENT;
-    int startOfExtended = startOfOurPartition+sizeOfOurPartition;
+    uint sizeOfOurPartition = RESCUE_PARTITION_SIZE*1024*2;
+    uint startOfOurPartition = PARTITION_ALIGNMENT;
+    uint startOfExtended = startOfOurPartition+sizeOfOurPartition;
 
     // Align start of settings partition on 4 MiB boundary
-    int startOfSettings = startOfExtended + PARTITION_GAP;
+    uint startOfSettings = startOfExtended + PARTITION_GAP;
     if (startOfSettings % PARTITION_ALIGNMENT != 0)
          startOfSettings += PARTITION_ALIGNMENT-(startOfSettings % PARTITION_ALIGNMENT);
 

recovery/initdrivethread.h

@@ -26,7 +26,7 @@ class InitDriveThread : public QThread
 
     bool method_resizePartitions();
     int sizeofBootFilesInKB();
-    int sizeofSDCardInBlocks();
+    uint sizeofSDCardInBlocks();
     bool mountSystemPartition();
     bool umountSystemPartition();
     bool zeroMbr();

recovery/mainwindow.cpp

@@ -278,7 +278,7 @@ void MainWindow::populate()
 
     // Fill in list of images
     repopulate();
-    _availableMB = (getFileContents(sysclassblock(_drive)+"/size").trimmed().toULongLong()-getFileContents(sysclassblock(_drive, 5)+"/start").trimmed().toULongLong()-getFileContents(sysclassblock(_drive, 5)+"/size").trimmed().toULongLong())/2048;
+    _availableMB = (getFileContents(sysclassblock(_drive)+"/size").trimmed().toUInt()-getFileContents(sysclassblock(_drive, 5)+"/start").trimmed().toUInt()-getFileContents(sysclassblock(_drive, 5)+"/size").trimmed().toUInt())/2048;
     updateNeeded();
 
     if (ui->list->count() != 0)
@@ -1382,12 +1382,12 @@ void MainWindow::updateNeeded()
     foreach (QListWidgetItem *item, selected)
     {
         QVariantMap entry = item->data(Qt::UserRole).toMap();
-        _neededMB += entry.value("nominal_size").toInt();
+        _neededMB += entry.value("nominal_size").toUInt();
 
         if (nameMatchesRiscOS(entry.value("name").toString()))
         {
             /* RiscOS needs to start at a predetermined sector, calculate the extra space needed for that */
-            int startSector = getFileContents(sysclassblock(_drive, 5)+"/start").trimmed().toULongLong()+getFileContents(sysclassblock(_drive, 5)+"/size").trimmed().toULongLong();
+            uint startSector = getFileContents(sysclassblock(_drive, 5)+"/start").trimmed().toUInt()+getFileContents(sysclassblock(_drive, 5)+"/size").trimmed().toUInt();
             if (RISCOS_SECTOR_OFFSET > startSector)
             {
                 _neededMB += (RISCOS_SECTOR_OFFSET - startSector)/2048;
@@ -1769,7 +1769,7 @@ void MainWindow::on_targetCombo_currentIndexChanged(int index)
 
         qDebug() << "New drive selected:" << devname;
         _drive = "/dev/"+devname;
-        _availableMB = (getFileContents(sysclassblock(_drive)+"/size").trimmed().toULongLong()-getFileContents(sysclassblock(_drive, 5)+"/start").trimmed().toULongLong()-getFileContents(sysclassblock(_drive, 5)+"/size").trimmed().toULongLong())/2048;
+        _availableMB = (getFileContents(sysclassblock(_drive)+"/size").trimmed().toUInt()-getFileContents(sysclassblock(_drive, 5)+"/start").trimmed().toUInt()-getFileContents(sysclassblock(_drive, 5)+"/size").trimmed().toUInt())/2048;
         filterList();
         updateNeeded();
     }

recovery/mainwindow.h

@@ -49,7 +49,8 @@ class MainWindow : public QMainWindow
     bool _hasWifi;
     int _numInstalledOS, _devlistcount;
     QNetworkAccessManager *_netaccess;
-    int _neededMB, _availableMB, _numMetaFilesToDownload, _numIconsToDownload;
+    uint _neededMB, _availableMB;
+    int _numMetaFilesToDownload, _numIconsToDownload;
     QMessageBox *_displayModeBox;
     QTimer _networkStatusPollTimer, _piDrivePollTimer;
     QTime _time;

recovery/multiimagewritethread.cpp

@@ -38,11 +38,11 @@ void MultiImageWriteThread::addImage(const QString &folder, const QString &flavo
 void MultiImageWriteThread::run()
 {
     /* Calculate space requirements, and check special requirements */
-    int totalnominalsize = 0, totaluncompressedsize = 0, numparts = 0, numexpandparts = 0;
-    int startSector = getFileContents(sysclassblock(_drive, 5)+"/start").trimmed().toULongLong()
-                    + getFileContents(sysclassblock(_drive, 5)+"/size").trimmed().toULongLong();
-    int totalSectors = getFileContents(sysclassblock(_drive)+"/size").trimmed().toULongLong();
-    int availableMB = (totalSectors-startSector)/2048;
+    uint totalnominalsize = 0, totaluncompressedsize = 0, numparts = 0, numexpandparts = 0;
+    uint startSector = getFileContents(sysclassblock(_drive, 5)+"/start").trimmed().toUInt()
+                    + getFileContents(sysclassblock(_drive, 5)+"/size").trimmed().toUInt();
+    uint totalSectors = getFileContents(sysclassblock(_drive)+"/size").trimmed().toUInt();
+    uint availableMB = (totalSectors-startSector)/2048;
 
     /* key: partition number, value: partition information */
     QMap<int, PartitionInfo *> partitionMap, bootPartitionMap;
@@ -146,7 +146,8 @@ void MultiImageWriteThread::run()
     }
 
     /* Assign logical partition numbers to partitions that did not reserve a special number */
-    int pnr, bootpnr, offset = 0;
+    int pnr, bootpnr;
+    uint offset = 0;
     if (partitionMap.isEmpty())
         pnr = 6;
     else
@@ -155,8 +156,8 @@ void MultiImageWriteThread::run()
     if (_multiDrives)
     {
         bootpnr = 6;
-        offset = getFileContents(sysclassblock(_bootdrive, 5)+"/start").trimmed().toULongLong()
-               + getFileContents(sysclassblock(_bootdrive, 5)+"/size").trimmed().toULongLong();
+        offset = getFileContents(sysclassblock(_bootdrive, 5)+"/start").trimmed().toUInt()
+               + getFileContents(sysclassblock(_bootdrive, 5)+"/size").trimmed().toUInt();
     }
 
     foreach (OsInfo *image, _images)
@@ -178,7 +179,7 @@ void MultiImageWriteThread::run()
                             offset += PARTITION_ALIGNMENT-(offset % PARTITION_ALIGNMENT);
                     }
                     partition->setOffset(offset);
-                    int partsizeSectors = partition->partitionSizeNominal() * 2048;
+                    uint partsizeSectors = partition->partitionSizeNominal() * 2048;
                     partition->setPartitionSizeSectors(partsizeSectors);
                     offset += partsizeSectors;
                 }
@@ -228,15 +229,15 @@ void MultiImageWriteThread::run()
             p->setOffset(offset);
         }
 
-        int partsizeMB = p->partitionSizeNominal();
+        uint partsizeMB = p->partitionSizeNominal();
         if ( p->wantMaximised() )
             partsizeMB += _extraSpacePerPartition;
-        int partsizeSectors = partsizeMB * 2048;
+        uint partsizeSectors = partsizeMB * 2048;
 
         if (p == log_before_prim.last())
         {
             /* Let last partition have any remaining space that we couldn't divide evenly */
-            int spaceleft = totalSectors - offset - partsizeSectors;
+            uint spaceleft = totalSectors - offset - partsizeSectors;
 
             if (spaceleft > 0 && p->wantMaximised())
             {
@@ -326,13 +327,13 @@ bool MultiImageWriteThread::writePartitionTable(const QString &drive, const QMap
     /* Write partition table using sfdisk */
 
     /* Fixed NOOBS partition */
-    int startP1 = getFileContents(sysclassblock(drive, 1)+"/start").trimmed().toInt();
-    int sizeP1  = getFileContents(sysclassblock(drive, 1)+"/size").trimmed().toInt();
+    uint startP1 = getFileContents(sysclassblock(drive, 1)+"/start").trimmed().toUInt();
+    uint sizeP1  = getFileContents(sysclassblock(drive, 1)+"/size").trimmed().toUInt();
     /* Fixed start of extended partition. End is not fixed, as it depends on primary partition 3 & 4 */
     int startExtended = startP1+sizeP1;
     /* Fixed settings partition */
-    int startP5 = getFileContents(sysclassblock(drive, SETTINGS_PARTNR)+"/start").trimmed().toInt();
-    int sizeP5  = getFileContents(sysclassblock(drive, SETTINGS_PARTNR)+"/size").trimmed().toInt();
+    uint startP5 = getFileContents(sysclassblock(drive, SETTINGS_PARTNR)+"/start").trimmed().toUInt();
+    uint sizeP5  = getFileContents(sysclassblock(drive, SETTINGS_PARTNR)+"/size").trimmed().toUInt();
 
     if (!startP1 || !sizeP1 || !startP5 || !sizeP5)
     {
@@ -346,7 +347,7 @@ bool MultiImageWriteThread::writePartitionTable(const QString &drive, const QMap
     partitionMap.insert(1, new PartitionInfo(1, startP1, sizeP1, "0E", this)); /* FAT boot partition */
     partitionMap.insert(5, new PartitionInfo(5, startP5, sizeP5, "L", this)); /* Ext4 settings partition */
 
-    int sizeExtended = partitionMap.values().last()->endSector() - startExtended;
+    uint sizeExtended = partitionMap.values().last()->endSector() - startExtended;
     if (!partitionMap.contains(2))
     {
         partitionMap.insert(2, new PartitionInfo(2, startExtended, sizeExtended, "E", this));

recovery/partitioninfo.cpp

@@ -9,10 +9,10 @@ PartitionInfo::PartitionInfo(const QVariantMap &m, QObject *parent) :
     _tarball       = m.value("tarball").toString();
     _wantMaximised = m.value("want_maximised", false).toBool();
     _emptyFS       = m.value("empty_fs", false).toBool();
-    _offset        = m.value("offset_in_sectors").toInt();
-    _partitionSizeNominal = m.value("partition_size_nominal").toInt();
-    _requiresPartitionNumber = m.value("requires_partition_number").toInt();
-    _uncompressedTarballSize = m.value("uncompressed_tarball_size").toInt();
+    _offset        = m.value("offset_in_sectors").toUInt();
+    _partitionSizeNominal = m.value("partition_size_nominal").toUInt();
+    _requiresPartitionNumber = m.value("requires_partition_number").toUInt();
+    _uncompressedTarballSize = m.value("uncompressed_tarball_size").toUInt();
     _active        = m.value("active", false).toBool();
 
     QByteArray defaultPartType;
@@ -28,7 +28,7 @@ PartitionInfo::PartitionInfo(const QVariantMap &m, QObject *parent) :
     _partitionType = m.value("partition_type", defaultPartType).toByteArray();
 }
 
-PartitionInfo::PartitionInfo(int partitionNr, int offset, int sectors, const QByteArray &partType, QObject *parent) :
+PartitionInfo::PartitionInfo(int partitionNr, uint offset, uint sectors, const QByteArray &partType, QObject *parent) :
     QObject(parent), _partitionType(partType), _requiresPartitionNumber(partitionNr), _offset(offset), _partitionSizeSectors(sectors), _active(false)
 {
 }

recovery/partitioninfo.h

@@ -17,7 +17,7 @@ class PartitionInfo : public QObject
     /* Constructor. Gets called from OsInfo with info from json file */
     explicit PartitionInfo(const QVariantMap &m, QObject *parent = 0);
 
-    explicit PartitionInfo(int partitionNr, int offset, int sectors, const QByteArray &partType, QObject *parent = 0);
+    explicit PartitionInfo(int partitionNr, uint offset, uint sectors, const QByteArray &partType, QObject *parent = 0);
 
     inline void setPartitionDevice(const QByteArray &partdevice)
     {
@@ -59,7 +59,7 @@ class PartitionInfo : public QObject
         return _tarball;
     }
 
-    inline int partitionSizeNominal()
+    inline uint partitionSizeNominal()
     {
         return _partitionSizeNominal;
     }
@@ -74,32 +74,32 @@ class PartitionInfo : public QObject
         return _wantMaximised;
     }
 
-    inline int uncompressedTarballSize()
+    inline uint uncompressedTarballSize()
     {
         return _uncompressedTarballSize;
     }
 
-    inline void setOffset(int offset)
+    inline void setOffset(uint offset)
     {
         _offset = offset;
     }
 
-    inline int offset()
+    inline uint offset()
     {
         return _offset;
     }
 
-    inline void setPartitionSizeSectors(int size)
+    inline void setPartitionSizeSectors(uint size)
     {
         _partitionSizeSectors = size;
     }
 
-    inline int partitionSizeSectors()
+    inline uint partitionSizeSectors()
     {
         return _partitionSizeSectors;
     }
 
-    inline int endSector()
+    inline uint endSector()
     {
         return _offset + _partitionSizeSectors;
     }
@@ -122,7 +122,8 @@ class PartitionInfo : public QObject
 protected:
     QByteArray _fstype, _mkfsOptions, _label, _partitionDevice, _partitionType;
     QString _tarball;
-    int _partitionSizeNominal, _requiresPartitionNumber, _offset, _uncompressedTarballSize, _partitionSizeSectors;
+    int _requiresPartitionNumber;
+    uint _partitionSizeNominal, _offset, _uncompressedTarballSize, _partitionSizeSectors;
     bool _emptyFS, _wantMaximised, _active;
 };
 

recovery/progressslideshowdialog.cpp

@@ -1,6 +1,7 @@
 #include "progressslideshowdialog.h"
 #include "ui_progressslideshowdialog.h"
 #include "util.h"
+#include <limits.h>
 #include <QDir>
 #include <QFile>
 #include <QPixmap>
@@ -132,13 +133,18 @@ void ProgressSlideshowDialog::changeDrive(const QString &drive)
 
 void ProgressSlideshowDialog::setMaximum(qint64 bytes)
 {
+    /* restrict to size of 1TB since the progressbar expects an int32 */
+    /* to prevent overflow */
+    if (bytes > 1099511627775LL) /* == 2147483648 * 512 -1*/
+        bytes = 1099511627775LL;
     _maxSectors = bytes/512;
     ui->progressBar->setMaximum(_maxSectors);
 }
 
 void ProgressSlideshowDialog::updateIOstats()
 {
-    int sectors = sectorsWritten()-_sectorsStart;
+    uint sectors = sectorsWritten()-_sectorsStart;
+
     double sectorsPerSec = sectors * 1000.0 / _t1.elapsed();
     if (_maxSectors)
     {
@@ -154,7 +160,7 @@ void ProgressSlideshowDialog::updateIOstats()
     }
 }
 
-int ProgressSlideshowDialog::sectorsWritten()
+uint ProgressSlideshowDialog::sectorsWritten()
 {
     /* Poll kernel counters to get number of bytes written
      *
@@ -176,6 +182,8 @@ int ProgressSlideshowDialog::sectorsWritten()
      * time_in_queue   milliseconds  total wait time for all requests
      */
 
+    uint numsectors=0;
+
     QFile f(sysclassblock(_drive)+"/stat");
     f.open(f.ReadOnly);
     QByteArray ioline = f.readAll().simplified();
@@ -184,7 +192,9 @@ int ProgressSlideshowDialog::sectorsWritten()
     QList<QByteArray> stats = ioline.split(' ');
 
     if (stats.count() >= 6)
-        return stats.at(6).toInt(); /* write sectors */
-    else
-        return 0;
+        numsectors = stats.at(6).toUInt(); /* write sectors */
+
+    if (numsectors > INT_MAX)
+       numsectors = INT_MAX;
+    return numsectors;
 }

recovery/progressslideshowdialog.h

@@ -40,11 +40,12 @@ public slots:
 protected:
     QString _drive;
     QStringList _slides;
-    int _pos, _changeInterval, _sectorsStart, _maxSectors, _pausedAt;
+    int _pos, _changeInterval;
+    uint _sectorsStart, _maxSectors, _pausedAt;
     QTimer _timer, _iotimer;
     QTime _t1;
 
-    int sectorsWritten();
+    uint sectorsWritten();
 
 
 private: