An attribute list is a sequence of attribute descriptions. Each is a record with the following layout.
offset(length)          Description
0(4)                    Attribute type
4(2)                    Size of record
6(1)                    Size of attribute name
8(8)                    Starting VCN
10(8)                   MFT record number containing chunk
18(2)                   Attribute ID, equals field 1E in attribute
1A                      Attribute name in Unicode