forked from Mirror/Ryujinx
69 lines
2.8 KiB
C#
69 lines
2.8 KiB
C#
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using Ryujinx.HLE.OsHle.Utilities;
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using System;
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using System.IO;
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namespace Ryujinx.HLE.Loaders.Npdm
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{
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class ACID
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{
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public byte[] RSA2048Signature;
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public byte[] RSA2048Modulus;
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public int Unknown1;
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public int Flags;
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public string TitleIdRangeMin;
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public string TitleIdRangeMax;
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private int FSAccessControlOffset;
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private int FSAccessControlSize;
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private int ServiceAccessControlOffset;
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private int ServiceAccessControlSize;
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private int KernelAccessControlOffset;
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private int KernelAccessControlSize;
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public FSAccessControl FSAccessControl;
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public ServiceAccessControl ServiceAccessControl;
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public KernelAccessControl KernelAccessControl;
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public const long ACIDMagic = 'A' << 0 | 'C' << 8 | 'I' << 16 | 'D' << 24;
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public ACID(Stream ACIDStream, int Offset)
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{
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ACIDStream.Seek(Offset, SeekOrigin.Begin);
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BinaryReader Reader = new BinaryReader(ACIDStream);
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RSA2048Signature = Reader.ReadBytes(0x100);
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RSA2048Modulus = Reader.ReadBytes(0x100);
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if (Reader.ReadInt32() != ACIDMagic)
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{
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throw new InvalidNpdmException("ACID Stream doesn't contain ACID section!");
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}
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Unknown1 = Reader.ReadInt32(); // Size field used with the above signature(?).
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Reader.ReadInt32(); // Padding / Unused
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Flags = Reader.ReadInt32(); // Bit0 must be 1 on retail, on devunit 0 is also allowed. Bit1 is unknown.
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byte[] TempTitleIdRangeMin = Reader.ReadBytes(8);
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Array.Reverse(TempTitleIdRangeMin);
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TitleIdRangeMin = BitConverter.ToString(TempTitleIdRangeMin).Replace("-", "");
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byte[] TempTitleIdRangeMax = Reader.ReadBytes(8);
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Array.Reverse(TempTitleIdRangeMax);
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TitleIdRangeMax = BitConverter.ToString(TempTitleIdRangeMax).Replace("-", "");
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FSAccessControlOffset = Reader.ReadInt32();
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FSAccessControlSize = Reader.ReadInt32();
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ServiceAccessControlOffset = Reader.ReadInt32();
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ServiceAccessControlSize = Reader.ReadInt32();
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KernelAccessControlOffset = Reader.ReadInt32();
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KernelAccessControlSize = Reader.ReadInt32();
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FSAccessControl = new FSAccessControl(ACIDStream, Offset + FSAccessControlOffset, FSAccessControlSize);
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ServiceAccessControl = new ServiceAccessControl(ACIDStream, Offset + ServiceAccessControlOffset, ServiceAccessControlSize);
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KernelAccessControl = new KernelAccessControl(ACIDStream, Offset + KernelAccessControlOffset, KernelAccessControlSize);
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}
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}
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}
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