bool LibPartedPartitionTable::resizeFileSystem(Report& report, const Partition& partition, qint64 newLength)
{
bool rval = false;
#if defined LIBPARTED_FS_RESIZE_LIBRARY_SUPPORT
if (PedGeometry* originalGeometry = ped_geometry_new(pedDevice(), partition.fileSystem().firstSector(), partition.fileSystem().length())) {
if (PedFileSystem* pedFileSystem = ped_file_system_open(originalGeometry)) {
if (PedGeometry* resizedGeometry = ped_geometry_new(pedDevice(), partition.fileSystem().firstSector(), newLength)) {
PedTimer* pedTimer = ped_timer_new(pedTimerHandler, nullptr);
rval = ped_file_system_resize(pedFileSystem, resizedGeometry, pedTimer);
ped_timer_destroy(pedTimer);
if (!rval)
report.line() << xi18nc("@info:progress", "Could not resize file system on partition <filename>%1</filename>.", partition.deviceNode());
ped_geometry_destroy(resizedGeometry);
} else
report.line() << xi18nc("@info:progress", "Could not get geometry for resized partition <filename>%1</filename> while trying to resize the file system.", partition.deviceNode());
ped_file_system_close(pedFileSystem);
} else
report.line() << xi18nc("@info:progress", "Could not open partition <filename>%1</filename> while trying to resize the file system.", partition.deviceNode());
ped_geometry_destroy(originalGeometry);
} else
report.line() << xi18nc("@info:progress", "Could not read geometry for partition <filename>%1</filename> while trying to resize the file system.", partition.deviceNode());
#else
Q_UNUSED(report);
Q_UNUSED(partition);
Q_UNUSED(newLength);
#endif
return rval;
}
/**
* Creates the boot- and the linux partition and formats the linux
* partition with an ext2 filesystem
*
*/
int create_partitions(const char* dev, unsigned long bootsector_size) {
PedDisk* disk;
PedDevice* device;
PedPartition* boot_part;
PedPartition* linux_part;
PedFileSystemType* fs_type;
PedTimer* timer;
// get device from string e.g. "/dev/sdd"
device = ped_device_get(dev);
if(device == NULL) {
return 0;
}
// create new partition table
disk = ped_disk_new_fresh(device, ped_disk_type_get("msdos"));
if(disk == NULL) {
ped_device_destroy(device);
return 0;
}
// get file system type (ext2)
fs_type = ped_file_system_type_get(FILE_SYSTEM);
// create partitions
boot_part = ped_partition_new(disk, PED_PARTITION_NORMAL, fs_type, 0, bootsector_size / device->sector_size);
linux_part = ped_partition_new(disk, PED_PARTITION_NORMAL, fs_type, bootsector_size / device->sector_size, device->length - 1);
// add partitions to partition table
PedConstraint* constraint = ped_constraint_any(device);
ped_disk_add_partition(disk, linux_part, constraint);
ped_disk_add_partition(disk, boot_part, constraint);
ped_constraint_destroy(constraint);
// create timer
timer = ped_timer_new(create_ext2_timer, NULL);
// create filesystem
ped_file_system_create(&linux_part->geom, fs_type, timer);
// commit to hardware
ped_disk_commit_to_dev(disk);
ped_disk_commit_to_os(disk);
return 1;
}
/**
* \brief Creates a new nested timer.
*
* This function creates a "nested" timer that describes the progress
* of a subtask. \p parent is the parent timer, and \p nested_frac is
* the estimated proportion (between 0 and 1) of the time that will be
* spent doing the nested timer's operation. The timer should only be
* constructed immediately prior to starting the nested operation.
* (It will be inaccurate, otherwise).
* Updates to the progress of the subtask are propagated
* back through to the parent task's timer.
*
* \return nested timer
*/
PedTimer*
ped_timer_new_nested (PedTimer* parent, float nest_frac)
{
NestedContext* context;
if (!parent)
return NULL;
PED_ASSERT (nest_frac >= 0.0f);
PED_ASSERT (nest_frac <= 1.0f);
context = (NestedContext*) ped_malloc (sizeof (NestedContext));
if (!context)
return NULL;
context->parent = parent;
context->nest_frac = nest_frac;
context->start_frac = parent->frac;
return ped_timer_new (_nest_handler, context);
}
PartedTimer::PartedTimer():QObject() {
_timer=ped_timer_new(_qt_parted_timer_handler, (void*)this);
}
