Files
BinaryObjectScanner/BinaryObjectScanner.Models/AACS/SubsetDifferenceIndexRecord.cs
Matt Nadareski 473cbc5694 BOS.* -> BOS.*
2023-03-07 16:59:14 -05:00

26 lines
1.1 KiB
C#

namespace BinaryObjectScanner.Models.AACS
{
/// <summary>
/// This is a speed-up record which can be ignored by devices not wishing to
/// take advantage of it. It is a lookup table which allows devices to quickly
/// find their subset-difference in the Explicit Subset-Difference record,
/// without processing the entire record. This Subset-Difference Index record
/// is always present, and always precedes the Explicit Subset-Difference record
/// in the MKB, although it does not necessarily immediately precede it.
/// </summary>
/// <see href="https://aacsla.com/wp-content/uploads/2019/02/AACS_Spec_Common_Final_0953.pdf"/>
public sealed class SubsetDifferenceIndexRecord : Record
{
/// <summary>
/// The number of devices per index offset.
/// </summary>
public uint Span;
/// <summary>
/// These offsets refer to the offset within the following Explicit
/// Subset-Difference record, with 0 being the start of the record.
/// </summary>
// <remarks>UInt24 not UInt32</remarks>
public uint[] Offsets;
}
}