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);
413 		if ((partition->Parameters() != NULL)
415 				|| compare_string(partition->Parameters(),
420 			status_t error = _GenerateSetParametersJob(parent, partition);
426 	if (partition->ContentType()) {
427 		// initialize the partition, if required
429 			status_t error = _GenerateInitializeJob(partition);
433 			// partition not (re-)initialized, set content properties
437 				|| compare_string(partition->RawContentName(),
439 				status_t error = _GenerateSetContentNameJob(partition);
445 			if ((partition->ContentParameters() != NULL)
447 					|| compare_string(partition->ContentParameters(),
449 				status_t error = _GenerateSetContentParametersJob(partition);
456 				status_t error = _GenerateDefragmentJob(partition);
465 				status_t error = _GenerateRepairJob(partition, repair);
473 	for (int32 i = 0; BPartition* child = partition->ChildAt(i); i++) {
474 		status_t error = _GenerateRemainingJobs(partition, child);
485 DiskDeviceJobGenerator::_GetMutablePartition(BPartition* partition)
487 	if (!partition)
490 	return partition->fDelegate
491 		? partition->fDelegate->MutablePartition() : NULL;
497 DiskDeviceJobGenerator::_GenerateInitializeJob(BPartition* partition)
500 	status_t error = _GetPartitionReference(partition, reference);
508 	error = job->Init(partition->ContentType(),
509 		partition->RawContentName(), partition->ContentParameters());
521 DiskDeviceJobGenerator::_GenerateUninitializeJob(BPartition* partition)
524 	status_t error = _GetPartitionReference(partition, reference);
528 	BPartition* parent = partition->Parent();
542 DiskDeviceJobGenerator::_GenerateSetContentNameJob(BPartition* partition)
545 	status_t error = _GetPartitionReference(partition, reference);
553 	error = job->Init(partition->RawContentName(),
566 DiskDeviceJobGenerator::_GenerateSetContentParametersJob(BPartition* partition)
569 	status_t error = _GetPartitionReference(partition, reference);
577 	error = job->Init(partition->ContentParameters(),
590 DiskDeviceJobGenerator::_GenerateDefragmentJob(BPartition* partition)
593 	status_t error = _GetPartitionReference(partition, reference);
603 DiskDeviceJobGenerator::_GenerateRepairJob(BPartition* partition, bool repair)
606 	status_t error = _GetPartitionReference(partition, reference);
617 	BPartition* partition)
625 	error = _GetPartitionReference(partition, reference);
634 	error = job->Init(partition->Offset(), partition->Size(), partition->Type(),
635 		partition->Name(), partition->Parameters());
648 	BPartition* partition)
656 	error = _GetPartitionReference(partition, reference);
666 DiskDeviceJobGenerator::_GenerateResizeJob(BPartition* partition)
668 	BPartition* parent = partition->Parent();
678 	error = _GetPartitionReference(partition, reference);
683 		partition->Size(), partition->ContentSize()));
689 DiskDeviceJobGenerator::_GenerateMoveJob(BPartition* partition)
691 	BPartition* parent = partition->Parent();
701 	error = _GetPartitionReference(partition, reference);
707 	error = _CollectContentsToMove(partition);
716 	error = job->Init(partition->Offset(), fContentsToMove,
730 	BPartition* partition)
738 	error = _GetPartitionReference(partition, reference);
746 	error = job->Init(partition->Name(), B_DISK_DEVICE_JOB_SET_NAME);
759 	BPartition* partition)
767 	error = _GetPartitionReference(partition, reference);
775 	error = job->Init(partition->Type(), B_DISK_DEVICE_JOB_SET_TYPE);
788 	BPartition* partition)
796 	error = _GetPartitionReference(partition, reference);
804 	error = job->Init(partition->Parameters(),
817 DiskDeviceJobGenerator::_CollectContentsToMove(BPartition* partition)
819 	BMutablePartition* shadow = _GetMutablePartition(partition);
823 	// if the partition has contents, push its ID
826 		status_t error = _PushContentsToMove(partition);
832 	for (int32 i = 0; BPartition* child = partition->ChildAt(i); i++) {
843 DiskDeviceJobGenerator::_PushContentsToMove(BPartition* partition)
849 	status_t error = _GetPartitionReference(partition, reference);
861 DiskDeviceJobGenerator::_GetPartitionReference(BPartition* partition,
864 	if (!partition)
870 		if (info.partition == partition) {
875 		if (info.partition == NULL) {
876 			// create partition reference
881 			// set partition ID and change counter
882 			user_partition_data* partitionData = partition->fPartitionData;
888 			info.partition = partition;