public virtual int ReadFrom(byte[] buffer, int offset)
{
DescriptorTag = Utilities.ToStruct<DescriptorTag>(buffer, offset);
InformationControlBlock = Utilities.ToStruct<InformationControlBlock>(buffer, offset + 16);
Uid = Utilities.ToUInt32LittleEndian(buffer, offset + 36);
Gid = Utilities.ToUInt32LittleEndian(buffer, offset + 40);
Permissions = (FilePermissions)Utilities.ToUInt32LittleEndian(buffer, offset + 44);
FileLinkCount = Utilities.ToUInt16LittleEndian(buffer, offset + 48);
RecordFormat = buffer[offset + 50];
RecordDisplayAttributes = buffer[offset + 51];
RecordLength = Utilities.ToUInt16LittleEndian(buffer, offset + 52);
InformationLength = Utilities.ToUInt64LittleEndian(buffer, offset + 56);
LogicalBlocksRecorded = Utilities.ToUInt64LittleEndian(buffer, offset + 64);
AccessTime = UdfUtilities.ParseTimestamp(buffer, offset + 72);
ModificationTime = UdfUtilities.ParseTimestamp(buffer, offset + 84);
AttributeTime = UdfUtilities.ParseTimestamp(buffer, offset + 96);
Checkpoint = Utilities.ToUInt32LittleEndian(buffer, offset + 108);
ExtendedAttributeIcb = Utilities.ToStruct<LongAllocationDescriptor>(buffer, offset + 112);
ImplementationIdentifier = Utilities.ToStruct<ImplementationEntityIdentifier>(buffer, offset + 128);
UniqueId = Utilities.ToUInt64LittleEndian(buffer, offset + 160);
ExtendedAttributesLength = Utilities.ToInt32LittleEndian(buffer, offset + 168);
AllocationDescriptorsLength = Utilities.ToInt32LittleEndian(buffer, offset + 172);
AllocationDescriptors = Utilities.ToByteArray(buffer, offset + 176 + ExtendedAttributesLength, AllocationDescriptorsLength);
byte[] eaData = Utilities.ToByteArray(buffer, offset + 176, ExtendedAttributesLength);
ExtendedAttributes = ReadExtendedAttributes(eaData);
return (int)(176 + ExtendedAttributesLength + AllocationDescriptorsLength);
}
public override int ReadFrom(byte[] buffer, int offset)
{
int read = base.ReadFrom(buffer, offset);
int iuSize = Utilities.ToInt32LittleEndian(buffer, offset + 12);
ImplementationIdentifier = new ImplementationEntityIdentifier();
ImplementationIdentifier.ReadFrom(buffer, offset + 16);
ImplementationUseData = new byte[iuSize];
Array.Copy(buffer, offset + 48, ImplementationUseData, 0, iuSize);
return read;
}