storage/disk_device/DiskDeviceJobGenerator.cpp

69 	BPartition*	partition;
79 		: partition(NULL),
90 	BPartition*			partition;
137 	// associated shadow partition, i.e. those that shall be deleted.
138 	// 2) Generate uninitialize jobs for all partition whose initialization
190 DiskDeviceJobGenerator::_GenerateCleanupJobs(BPartition* partition)
193 // all descendants of a partition to be uninitialized or removed.
194 	if (BMutablePartition* shadow = _GetMutablePartition(partition)) {
196 			&& partition->fPartitionData->content_type) {
197 			// partition changes initialization
198 			status_t error = _GenerateUninitializeJob(partition);
203 			for (int32 i = 0; BPartition* child = partition->_ChildAt(i); i++) {
209 	} else if (BPartition* parent = partition->Parent()) {
211 		status_t error = _GenerateDeleteChildJob(parent, partition);
221 DiskDeviceJobGenerator::_GeneratePlacementJobs(BPartition* partition)
223 	if (BMutablePartition* shadow = _GetMutablePartition(partition)) {
227 			&& (shadow->Size() != partition->Size()
228 				|| shadow->Offset() != partition->Offset())) {
232 		if (shadow->Size() > partition->Size()) {
234 			status_t error = _GenerateResizeJob(partition);
240 		status_t error = _GenerateChildPlacementJobs(partition);
244 		if (shadow->Size() < partition->Size()) {
246 			status_t error = _GenerateResizeJob(partition);
258 DiskDeviceJobGenerator::_GenerateChildPlacementJobs(BPartition* partition)
260 	BMutablePartition* shadow = _GetMutablePartition(partition);
262 	// nothing to do, if the partition contains no partitioning system or
274 	for (int32 i = 0; BPartition* child = partition->_ChildAt(i); i++) {
279 			info.partition = child;
316 						// check OK -- the partition wouldn't be moved before
318 						status_t error = _GenerateMoveJob(info.partition);
335 						// check OK -- the partition wouldn't be moved before
337 						status_t error = _GenerateMoveJob(info.partition);
348 		// terminate, if no partition could be moved
355 	for (int32 i = 0; BPartition* child = partition->_ChildAt(i); i++) {
372 	BPartition* partition)
374 	user_partition_data* partitionData = partition->fPartitionData;
377 		= partition->fDelegate->MutablePartition()->ChangeFlags();
379 	// create the partition, if not existing yet
384 		status_t error = _GenerateCreateChildJob(parent, partition);
388 		// partition already exists: set non-content properties
392 			|| compare_string(partition->Name(), partitionData->name)) {
396 			status_t error = _GenerateSetNameJob(parent, partition);
403 			|| compare_string(partition->Type(), partitionData->type)) {
407 			status_t error = _GenerateSetTypeJob(parent, partition);
414 			|| compare_string(partition->Parameters(),
419 			status_t error = _GenerateSetParametersJob(parent, partition);
425 	if (partition->ContentType()) {
426 		// initialize the partition, if required
428 			status_t error = _GenerateInitializeJob(partition);
432 			// partition not (re-)initialized, set content properties
436 				|| compare_string(partition->ContentName(),
438 				status_t error = _GenerateSetContentNameJob(partition);
445 				|| compare_string(partition->ContentParameters(),
447 				status_t error = _GenerateSetContentParametersJob(partition);
454 				status_t error = _GenerateDefragmentJob(partition);
463 				status_t error = _GenerateRepairJob(partition, repair);
471 	for (int32 i = 0; BPartition* child = partition->ChildAt(i); i++) {
472 		status_t error = _GenerateRemainingJobs(partition, child);
483 DiskDeviceJobGenerator::_GetMutablePartition(BPartition* partition)
485 	if (!partition)
488 	return partition->fDelegate
489 		? partition->fDelegate->MutablePartition() : NULL;
495 DiskDeviceJobGenerator::_GenerateInitializeJob(BPartition* partition)
498 	status_t error = _GetPartitionReference(partition, reference);
506 	error = job->Init(partition->ContentType(),
507 		partition->ContentName(), partition->ContentParameters());
519 DiskDeviceJobGenerator::_GenerateUninitializeJob(BPartition* partition)
522 	status_t error = _GetPartitionReference(partition, reference);
532 DiskDeviceJobGenerator::_GenerateSetContentNameJob(BPartition* partition)
535 	status_t error = _GetPartitionReference(partition, reference);
543 	error = job->Init(partition->ContentName(),
556 DiskDeviceJobGenerator::_GenerateSetContentParametersJob(BPartition* partition)
559 	status_t error = _GetPartitionReference(partition, reference);
567 	error = job->Init(partition->ContentParameters(),
580 DiskDeviceJobGenerator::_GenerateDefragmentJob(BPartition* partition)
583 	status_t error = _GetPartitionReference(partition, reference);
593 DiskDeviceJobGenerator::_GenerateRepairJob(BPartition* partition, bool repair)
596 	status_t error = _GetPartitionReference(partition, reference);
607 	BPartition* partition)
615 	error = _GetPartitionReference(partition, reference);
624 	error = job->Init(partition->Offset(), partition->Size(), partition->Type(),
625 		partition->Name(), partition->Parameters());
638 	BPartition* partition)
646 	error = _GetPartitionReference(partition, reference);
656 DiskDeviceJobGenerator::_GenerateResizeJob(BPartition* partition)
658 	BPartition* parent = partition->Parent();
668 	error = _GetPartitionReference(partition, reference);
673 		partition->Size(), partition->ContentSize()));
679 DiskDeviceJobGenerator::_GenerateMoveJob(BPartition* partition)
681 	BPartition* parent = partition->Parent();
691 	error = _GetPartitionReference(partition, reference);
697 	error = _CollectContentsToMove(partition);
706 	error = job->Init(partition->Offset(), fContentsToMove,
720 	BPartition* partition)
728 	error = _GetPartitionReference(partition, reference);
736 	error = job->Init(partition->Name(), B_DISK_DEVICE_JOB_SET_NAME);
749 	BPartition* partition)
757 	error = _GetPartitionReference(partition, reference);
765 	error = job->Init(partition->Type(), B_DISK_DEVICE_JOB_SET_TYPE);
778 	BPartition* partition)
786 	error = _GetPartitionReference(partition, reference);
794 	error = job->Init(partition->Parameters(),
807 DiskDeviceJobGenerator::_CollectContentsToMove(BPartition* partition)
809 	BMutablePartition* shadow = _GetMutablePartition(partition);
813 	// if the partition has contents, push its ID
816 		status_t error = _PushContentsToMove(partition);
822 	for (int32 i = 0; BPartition* child = partition->ChildAt(i); i++) {
833 DiskDeviceJobGenerator::_PushContentsToMove(BPartition* partition)
839 	status_t error = _GetPartitionReference(partition, reference);
851 DiskDeviceJobGenerator::_GetPartitionReference(BPartition* partition,
854 	if (!partition)
860 		if (info.partition == partition) {
865 		if (info.partition == NULL) {
866 			// create partition reference
871 			// set partition ID and change counter
872 			user_partition_data* partitionData = partition->fPartitionData;
878 			info.partition = partition;