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Refactor SecuritySector struct to adjust Unknown11 size and add RangeVersion and RangeCount fields

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This commit is contained in:
Natalia Portillo
2026-07-06 19:08:31 +01:00
parent 66f0161638
commit 898c22c3e6
1 changed files with 34 additions and 28 deletions
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62
Aaru.Decoders/Xbox/SS.cs
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@@ -77,7 +77,9 @@ public static class SS
Unknown8 = new byte[16],
Unknown9 = new byte[16],
Unknown10 = new byte[303],
Unknown11 = new byte[104],
Unknown11 = new byte[103],
RangeVersion = response[1631],
RangeCount = response[1632],
Extents = new SecuritySectorExtent[23],
ExtentsCopy = new SecuritySectorExtent[23]
};
@@ -110,7 +112,7 @@ public static class SS
Array.Copy(response, 1120, ss.Unknown8, 0, 16);
Array.Copy(response, 1180, ss.Unknown9, 0, 16);
Array.Copy(response, 1208, ss.Unknown10, 0, 303);
Array.Copy(response, 1528, ss.Unknown11, 0, 104);
Array.Copy(response, 1528, ss.Unknown11, 0, 103);
for(var i = 0; i < 23; i++)
{
@@ -354,60 +356,64 @@ public static class SS
public struct SecuritySector
{
/// <summary>Byte 0, bits 7 to 4 Disk category field</summary>
public DiskCategory DiskCategory;
public DiskCategory DiskCategory;
/// <summary>Byte 0, bits 3 to 0 Media version</summary>
public byte PartVersion;
public byte PartVersion;
/// <summary>Byte 1, bits 7 to 4 120mm if 0, 80mm if 1. If UMD (60mm) 0 also. Reserved rest of values</summary>
public DVDSize DiscSize;
public DVDSize DiscSize;
/// <summary>Byte 1, bits 3 to 0 Maximum data rate</summary>
public MaximumRateField MaximumRate;
public MaximumRateField MaximumRate;
/// <summary>Byte 2, bit 7 Reserved</summary>
public bool Reserved3;
public bool Reserved3;
/// <summary>Byte 2, bits 6 to 5 Number of layers</summary>
public byte Layers;
public byte Layers;
/// <summary>Byte 2, bit 4 Track path</summary>
public bool TrackPath;
public bool TrackPath;
/// <summary>Byte 2, bits 3 to 0 Layer type</summary>
public LayerTypeFieldMask LayerType;
/// <summary>Byte 3, bits 7 to 4 Linear density field</summary>
public LinearDensityField LinearDensity;
/// <summary>Byte 3, bits 3 to 0 Track density field</summary>
public TrackDensityField TrackDensity;
public TrackDensityField TrackDensity;
/// <summary>Bytes 4 to 7 PSN where Data Area starts</summary>
public uint DataAreaStartPSN;
public uint DataAreaStartPSN;
/// <summary>Bytes 8 to 11 PSN where Data Area ends</summary>
public uint DataAreaEndPSN;
public uint DataAreaEndPSN;
/// <summary>Bytes 12 to 15 PSN where Data Area ends in Layer 0</summary>
public uint Layer0EndPSN;
public uint Layer0EndPSN;
/// <summary>Byte 27 Always 0x06 on XGD3</summary>
public byte Unknown1;
public byte Unknown1;
/// <summary>Bytes 256 to 283 Unknown, XGD2 and XGD3</summary>
public byte[] Unknown2;
public byte[] Unknown2;
/// <summary>Bytes 284 to 719 Unknown, XGD3</summary>
public byte[] Unknown3;
public byte[] Unknown3;
/// <summary>Bytes 720 to 723 Unknown</summary>
public byte[] Unknown4;
public byte[] Unknown4;
/// <summary>Bytes 724 to 767 Unknown, XGD3</summary>
public byte[] Unknown5;
public byte[] Unknown5;
/// <summary>Byte 768 Version of challenge table</summary>
public byte ChallengeTableVersion;
public byte ChallengeTableVersion;
/// <summary>Byte 769 Number of challenge entries</summary>
public byte NoChallengeEntries;
public byte NoChallengeEntries;
/// <summary>Bytes 770 to 1022 Unknown</summary>
public ChallengeEntry[] ChallengeEntries;
public ChallengeEntry[] ChallengeEntries;
/// <summary>Byte 1023 Unknown</summary>
public byte Unknown6;
public byte Unknown6;
/// <summary>Bytes 1052 to 1099 Unknown, XGD1 only</summary>
public byte[] Unknown7;
public byte[] Unknown7;
/// <summary>Bytes 1120 to 1135 Unknown, XGD2 and XGD3</summary>
public byte[] Unknown8;
public byte[] Unknown8;
/// <summary>Bytes 1180 to 1195 Unknown</summary>
public byte[] Unknown9;
public byte[] Unknown9;
/// <summary>Bytes 1208 to 1511 Unknown</summary>
public byte[] Unknown10;
/// <summary>Bytes 1528 to 1632</summary>
public byte[] Unknown11;
public byte[] Unknown10;
/// <summary>Bytes 1528 to 1630</summary>
public byte[] Unknown11;
/// <summary>Byte 1631 Range version</summary>
public byte RangeVersion;
/// <summary>Byte 1632 Number of valid security extent ranges</summary>
public byte RangeCount;
/// <summary>Bytes 1633 to 1839 Security extents, 23 entries of 9 bytes</summary>
public SecuritySectorExtent[] Extents;
/// <summary>Bytes 1840 to 2047 Copy of the security extents, 23 entries of 9 bytes</summary>