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https://github.com/aaru-dps/Aaru.Server.git
synced 2025-12-16 19:24:27 +00:00
Adds support for Xbox filesystems, closes #16.
This commit is contained in:
@@ -51,6 +51,7 @@
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<Compile Include="DragonFlyBSD.cs" />
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<Compile Include="UNIX.cs" />
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<Compile Include="Human68k.cs" />
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<Compile Include="Xbox.cs" />
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</ItemGroup>
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<Import Project="$(MSBuildBinPath)\Microsoft.CSharp.targets" />
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<ItemGroup>
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@@ -5,11 +5,11 @@
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// Filename : Xbox.cs
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// Author(s) : Natalia Portillo <claunia@claunia.com>
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//
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// Component : Component
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// Component : Partitioning scheme plugins.
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//
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// --[ Description ] ----------------------------------------------------------
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//
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// Description
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// Manages Xbox partitions.
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//
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// --[ License ] --------------------------------------------------------------
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//
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@@ -29,14 +29,197 @@
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// ----------------------------------------------------------------------------
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// Copyright © 2011-2016 Natalia Portillo
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// ****************************************************************************/
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using System;
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namespace DiscImageChef.Partitions
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using System.Collections.Generic;
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using System.Runtime.InteropServices;
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using DiscImageChef.CommonTypes;
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using DiscImageChef.ImagePlugins;
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namespace DiscImageChef.PartPlugins
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{
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public class Xbox
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class Xbox : PartPlugin
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{
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const uint XboxCigam = 0x46415458;
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const uint XboxMagic = 0x58544146;
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const long MemoryUnitDataOff = 0x7FF000;
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const long Xbox360SecuritySectorOff = 0x2000;
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const long Xbox360SystemCacheOff = 0x80000;
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const long Xbox360GameCacheOff = 0x8008000;
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const long Xbox368SysExtOff = 0x10C080000;
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const long Xbox360SysExt2Off = 0x118EB0000;
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const long Xbox360CompatOff = 0x120EB0000;
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const long Xbox360DataOff = 0x130EB0000;
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const long Xbox360SecuritySectorLen = 0x80000;
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const long Xbox360SystemCacheLen = 0x80000000;
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const long Xbox360GameCacheLen = 0xA0E30000;
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const long Xbox368SysExtLen = 0xCE30000;
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const long Xbox360SysExt2Len = 0x8000000;
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const long Xbox360CompatLen = 0x10000000;
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[StructLayout(LayoutKind.Sequential, Pack = 1)]
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struct Xbox360DevKitPartitionTable
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{
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public uint magic;
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public uint unknown;
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public uint contentOff;
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public uint contentLen;
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public uint dashboardOff;
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public uint dashboardLen;
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}
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const uint Xbox360DevKitMagic = 0x00020000;
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public Xbox()
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{
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Name = "Xbox partitioning";
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PluginUUID = new Guid("E3F6FB91-D358-4F22-A550-81E92D50EB78");
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}
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public override bool GetInformation(ImagePlugin imagePlugin, out List<Partition> partitions)
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{
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partitions = new List<Partition>();
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byte[] sector = imagePlugin.ReadSector(0);
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if(sector.Length < 512)
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return false;
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Xbox360DevKitPartitionTable table = BigEndianMarshal.ByteArrayToStructureBigEndian<Xbox360DevKitPartitionTable>(sector);
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if(table.magic == Xbox360DevKitMagic && table.contentOff + table.contentLen <= imagePlugin.ImageInfo.sectors &&
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table.dashboardOff + table.dashboardLen <= imagePlugin.ImageInfo.sectors)
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{
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Partition contentPart = new Partition();
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contentPart.PartitionDescription = "Content volume";
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contentPart.PartitionLength = (ulong)table.contentLen * (ulong)imagePlugin.ImageInfo.sectorSize;
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contentPart.PartitionSectors = table.contentLen;
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contentPart.PartitionSequence = 1;
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contentPart.PartitionStart = (ulong)table.contentOff * (ulong)imagePlugin.ImageInfo.sectorSize;
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contentPart.PartitionStartSector = table.contentOff;
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Partition dashboardPart = new Partition();
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dashboardPart.PartitionDescription = "Dashboard volume";
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dashboardPart.PartitionLength = (ulong)table.dashboardLen * (ulong)imagePlugin.ImageInfo.sectorSize;
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dashboardPart.PartitionSectors = table.dashboardLen;
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dashboardPart.PartitionSequence = 2;
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dashboardPart.PartitionStart = (ulong)table.dashboardOff * (ulong)imagePlugin.ImageInfo.sectorSize;
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dashboardPart.PartitionStartSector = table.dashboardOff;
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partitions.Add(contentPart);
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partitions.Add(dashboardPart);
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return true;
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}
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uint temp = 0;
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if(imagePlugin.ImageInfo.sectors > (ulong)(MemoryUnitDataOff / imagePlugin.ImageInfo.sectorSize))
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{
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sector = imagePlugin.ReadSector((ulong)(MemoryUnitDataOff / imagePlugin.ImageInfo.sectorSize));
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temp = BitConverter.ToUInt32(sector, 0);
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if(temp == XboxCigam)
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{
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Partition sysCachePart = new Partition();
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sysCachePart.PartitionDescription = "System cache";
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sysCachePart.PartitionLength = MemoryUnitDataOff;
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sysCachePart.PartitionSectors = (ulong)(MemoryUnitDataOff / imagePlugin.ImageInfo.sectorSize);
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sysCachePart.PartitionSequence = 1;
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sysCachePart.PartitionStart = 0;
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sysCachePart.PartitionStartSector = 0;
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Partition dataPart = new Partition();
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dataPart.PartitionDescription = "Data volume";
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dataPart.PartitionLength = (ulong)imagePlugin.ImageInfo.sectors * (ulong)imagePlugin.ImageInfo.sectorSize - MemoryUnitDataOff;
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dataPart.PartitionSectors = imagePlugin.ImageInfo.sectors - sysCachePart.PartitionSectors;
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dataPart.PartitionSequence = 2;
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dataPart.PartitionStart = MemoryUnitDataOff;
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dataPart.PartitionStartSector = sysCachePart.PartitionSectors;
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partitions.Add(sysCachePart);
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partitions.Add(dataPart);
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return true;
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}
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}
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if(imagePlugin.ImageInfo.sectors > (ulong)(Xbox360DataOff / imagePlugin.ImageInfo.sectorSize))
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{
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sector = imagePlugin.ReadSector((ulong)(Xbox360DataOff / imagePlugin.ImageInfo.sectorSize));
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temp = BitConverter.ToUInt32(sector, 0);
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if(temp == XboxCigam)
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{
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Partition securityPart = new Partition();
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securityPart.PartitionDescription = "Security sectors";
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securityPart.PartitionLength = Xbox360SecuritySectorLen;
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securityPart.PartitionSectors = (ulong)(Xbox360SecuritySectorLen / imagePlugin.ImageInfo.sectorSize);
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securityPart.PartitionSequence = 1;
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securityPart.PartitionStart = Xbox360SecuritySectorOff;
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securityPart.PartitionStartSector = (ulong)(Xbox360SecuritySectorOff / imagePlugin.ImageInfo.sectorSize);
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Partition sysCachePart = new Partition();
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sysCachePart.PartitionDescription = "System cache";
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sysCachePart.PartitionLength = Xbox360SystemCacheLen;
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sysCachePart.PartitionSectors = (ulong)(Xbox360SystemCacheLen / imagePlugin.ImageInfo.sectorSize);
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sysCachePart.PartitionSequence = 2;
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sysCachePart.PartitionStart = Xbox360SystemCacheOff;
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sysCachePart.PartitionStartSector = (ulong)(Xbox360SystemCacheOff / imagePlugin.ImageInfo.sectorSize);
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Partition gameCachePart = new Partition();
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gameCachePart.PartitionDescription = "Game cache";
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gameCachePart.PartitionLength = Xbox360GameCacheLen;
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gameCachePart.PartitionSectors = (ulong)(Xbox360GameCacheLen / imagePlugin.ImageInfo.sectorSize);
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gameCachePart.PartitionSequence = 3;
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gameCachePart.PartitionStart = Xbox360GameCacheOff;
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gameCachePart.PartitionStartSector = (ulong)(Xbox360GameCacheOff / imagePlugin.ImageInfo.sectorSize);
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Partition sysExtPart = new Partition();
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sysExtPart.PartitionDescription = "System volume";
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sysExtPart.PartitionLength = Xbox368SysExtLen;
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sysExtPart.PartitionSectors = (ulong)(Xbox368SysExtLen / imagePlugin.ImageInfo.sectorSize);
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sysExtPart.PartitionSequence = 4;
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sysExtPart.PartitionStart = Xbox368SysExtOff;
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sysExtPart.PartitionStartSector = (ulong)(Xbox368SysExtOff / imagePlugin.ImageInfo.sectorSize);
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Partition sysExt2Part = new Partition();
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sysExt2Part.PartitionDescription = "System volume 2";
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sysExt2Part.PartitionLength = Xbox360SysExt2Len;
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sysExt2Part.PartitionSectors = (ulong)(Xbox360SysExt2Len / imagePlugin.ImageInfo.sectorSize);
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sysExt2Part.PartitionSequence = 5;
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sysExt2Part.PartitionStart = Xbox360SysExt2Off;
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sysExt2Part.PartitionStartSector = (ulong)(Xbox360SysExt2Off / imagePlugin.ImageInfo.sectorSize);
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Partition xbox1Part = new Partition();
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xbox1Part.PartitionDescription = "Xbox backwards compatibility";
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xbox1Part.PartitionLength = Xbox360CompatLen;
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xbox1Part.PartitionSectors = (ulong)(Xbox360CompatLen / imagePlugin.ImageInfo.sectorSize);
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xbox1Part.PartitionSequence = 6;
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xbox1Part.PartitionStart = Xbox360CompatOff;
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xbox1Part.PartitionStartSector = (ulong)(Xbox360CompatOff / imagePlugin.ImageInfo.sectorSize);
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Partition dataPart = new Partition();
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dataPart.PartitionDescription = "Data volume";
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dataPart.PartitionSequence = 7;
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dataPart.PartitionStart = Xbox360DataOff;
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dataPart.PartitionStartSector = (ulong)(Xbox360DataOff / imagePlugin.ImageInfo.sectorSize);
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dataPart.PartitionSectors = imagePlugin.ImageInfo.sectors - dataPart.PartitionStartSector;
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dataPart.PartitionLength = (ulong)dataPart.PartitionSectors * (ulong)imagePlugin.ImageInfo.sectorSize;
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partitions.Add(securityPart);
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partitions.Add(sysCachePart);
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partitions.Add(gameCachePart);
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partitions.Add(sysExtPart);
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partitions.Add(sysExt2Part);
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partitions.Add(xbox1Part);
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partitions.Add(dataPart);
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return true;
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}
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}
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return false;
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}
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}
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}
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}
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