public byte[] GetBytes()
{
byte[] buffer = new byte[Length];
ByteWriter.WriteAnsiString(buffer, 0x00, Cookie, 8);
BigEndianWriter.WriteUInt64(buffer, 0x08, DataOffset);
BigEndianWriter.WriteUInt64(buffer, 0x10, TableOffset);
BigEndianWriter.WriteUInt32(buffer, 0x18, HeaderVersion);
BigEndianWriter.WriteUInt32(buffer, 0x1C, MaxTableEntries);
BigEndianWriter.WriteUInt32(buffer, 0x20, BlockSize);
// We'll write the checksum later
BigEndianWriter.WriteGuidBytes(buffer, 0x28, ParentUniqueID);
BigEndianWriter.WriteUInt32(buffer, 0x38, ParentTimeStamp);
BigEndianWriter.WriteUInt32(buffer, 0x3C, Reserved);
ByteWriter.WriteUTF16String(buffer, 0x40, ParentUnicodeName, 256);
ParentLocatorEntry1.WriteBytes(buffer, 0x240);
ParentLocatorEntry2.WriteBytes(buffer, 0x258);
ParentLocatorEntry3.WriteBytes(buffer, 0x270);
ParentLocatorEntry4.WriteBytes(buffer, 0x288);
ParentLocatorEntry5.WriteBytes(buffer, 0x2A0);
ParentLocatorEntry6.WriteBytes(buffer, 0x2B8);
ParentLocatorEntry7.WriteBytes(buffer, 0x2D0);
ParentLocatorEntry8.WriteBytes(buffer, 0x2E8);
uint checksum = VHDFooter.CalculateChecksum(buffer);
BigEndianWriter.WriteUInt32(buffer, 0x24, checksum);
return(buffer);
}
public DynamicDiskHeader(byte[] buffer)
{
Cookie = ByteReader.ReadAnsiString(buffer, 0x00, 8);
DataOffset = BigEndianConverter.ToUInt64(buffer, 0x08);
TableOffset = BigEndianConverter.ToUInt64(buffer, 0x10);
HeaderVersion = BigEndianConverter.ToUInt32(buffer, 0x18);
MaxTableEntries = BigEndianConverter.ToUInt32(buffer, 0x1C);
BlockSize = BigEndianConverter.ToUInt32(buffer, 0x20);
uint checksum = BigEndianConverter.ToUInt32(buffer, 0x24);
ParentUniqueID = BigEndianConverter.ToGuid(buffer, 0x28);
ParentTimeStamp = BigEndianConverter.ToUInt32(buffer, 0x38);
Reserved = BigEndianConverter.ToUInt32(buffer, 0x3C);
ParentUnicodeName = ByteReader.ReadUTF16String(buffer, 0x40, 256).TrimEnd('\0');
ParentLocatorEntry1 = new ParentLocatorEntry(buffer, 0x240);
ParentLocatorEntry2 = new ParentLocatorEntry(buffer, 0x258);
ParentLocatorEntry3 = new ParentLocatorEntry(buffer, 0x270);
ParentLocatorEntry4 = new ParentLocatorEntry(buffer, 0x288);
ParentLocatorEntry5 = new ParentLocatorEntry(buffer, 0x2A0);
ParentLocatorEntry6 = new ParentLocatorEntry(buffer, 0x2B8);
ParentLocatorEntry7 = new ParentLocatorEntry(buffer, 0x2D0);
ParentLocatorEntry8 = new ParentLocatorEntry(buffer, 0x2E8);
byte[] temp = (byte[])buffer.Clone();
BigEndianWriter.WriteInt32(temp, 0x24, 0);
uint expectedChecksum = VHDFooter.CalculateChecksum(temp);
m_isValid = String.Equals(Cookie, DynamidDiskHeaderCookie) && (checksum == expectedChecksum) && (HeaderVersion == 0x00010000);
}
