// ushort Signature;
public MasterBootRecord()
{
for (int index = 0; index < NumberOfPartitionEntries; index++)
{
PartitionTable[index] = new PartitionTableEntry();
}
}
public MasterBootRecord(byte[] buffer)
{
Array.Copy(buffer, Code, 440);
DiskSignature = LittleEndianConverter.ToUInt32(buffer, 440);
int offset = 446;
for (int index = 0; index < NumberOfPartitionEntries; index++)
{
PartitionTable[index] = new PartitionTableEntry(buffer, offset);
offset += 16;
}
MBRSignature = LittleEndianConverter.ToUInt16(buffer, 510);
}
public MasterBootRecord(byte[] buffer)
{
Array.Copy(buffer, Code, 440);
DiskSignature = LittleEndianConverter.ToUInt32(buffer, 440);
int offset = 446;
for (int index = 0; index < NumberOfPartitionEntries; index++)
{
PartitionTable[index] = new PartitionTableEntry(buffer, offset);
offset += 16;
}
ushort signature = LittleEndianConverter.ToUInt16(buffer, 510);
if (signature != MBRSignature)
{
throw new InvalidDataException("Invalid MBR signature");
}
}
public static List <Partition> GetPartitions(Disk disk)
{
List <Partition> result = new List <Partition>();
MasterBootRecord mbr = MasterBootRecord.ReadFromDisk(disk);
if (mbr != null)
{
if (!mbr.IsGPTBasedDisk)
{
for (int index = 0; index < mbr.PartitionTable.Length; index++)
{
PartitionTableEntry entry = mbr.PartitionTable[index];
if (entry.SectorCountLBA > 0)
{
long size = entry.SectorCountLBA * disk.BytesPerSector;
MBRPartition partition = new MBRPartition(entry.PartitionType, disk, entry.FirstSectorLBA, size);
result.Add(partition);
}
}
}
else
{
List <GuidPartitionEntry> entries = GuidPartitionTable.ReadEntriesFromDisk(disk);
if (entries != null)
{
foreach (GuidPartitionEntry entry in entries)
{
GPTPartition partition = new GPTPartition(entry.PartitionGuid, entry.PartitionTypeGuid, entry.PartitionName, disk, (long)entry.FirstLBA, (long)(entry.SizeLBA * (uint)disk.BytesPerSector));
result.Add(partition);
}
}
}
}
return(result);
}
