disk_systems/intel/PartitionMapAddOn.cpp

72 PartitionMapAddOn::CreatePartitionHandle(BMutablePartition* partition,
75 	PartitionMapHandle* handle = new(nothrow) PartitionMapHandle(partition);
91 PartitionMapAddOn::CanInitialize(const BMutablePartition* partition)
95 	return partition->Size() >= 2 * partition->BlockSize()
96 		&& partition->Size() / partition->BlockSize() < UINT32_MAX;
101 PartitionMapAddOn::ValidateInitialize(const BMutablePartition* partition,
104 	if (!CanInitialize(partition)
118 PartitionMapAddOn::Initialize(BMutablePartition* partition, const char* name,
121 	if (!CanInitialize(partition)
128 	PartitionMapHandle* handle = new(nothrow) PartitionMapHandle(partition);
133 	// init the partition
134 	status_t error = partition->SetContentType(Name());
139 	partition->SetContentName(NULL);
140 	partition->SetContentParameters(NULL);
141 	partition->SetContentSize(
142 		sector_align(partition->Size(), partition->BlockSize()));
143 	partition->Changed(B_PARTITION_CHANGED_INITIALIZATION);
154 PartitionMapHandle::PartitionMapHandle(BMutablePartition* partition)
156 	BPartitionHandle(partition)
169 	// initialize the partition map from the mutable partition
171 	BMutablePartition* partition = Partition();
173 	int32 count = partition->CountChildren();
180 		BMutablePartition* child = partition->ChildAt(i);
185 		// only one extended partition is allowed
197 			partition->BlockSize());
202 	// The extended partition (if any) is initialized by
212 	BMutablePartition* partition = Partition();
222 		if (partition->CountChildren() < 4
326 	PrimaryPartition* partition = (PrimaryPartition*)child->ChildCookie();
327 	partition->SetActive(active);
363 		// There can only be a single extended partition
378 	// do we have a spare primary partition?
388 	// any space in the partition at all?
494 	// get a spare primary partition
534 	// (Note: the primary partition index is indeed the child index, since
535 	// we picked the first empty primary partition.)
536 	BMutablePartition* partition = Partition();
538 	error = partition->CreateChild(primary->Index(), typeString, name,
546 	child->SetBlockSize(partition->BlockSize());
550 	// init the primary partition
551 	primary->SetTo(offset, size, type.Type(), active, partition->BlockSize());