Ryujinx/Ryujinx.HLE/Loaders/Npdm/ACI0.cs

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using Ryujinx.HLE.Exceptions;
using System.IO;
namespace Ryujinx.HLE.Loaders.Npdm
{
class Aci0
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{
private const int Aci0Magic = 'A' << 0 | 'C' << 8 | 'I' << 16 | '0' << 24;
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public long TitleId { get; private set; }
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public int FsVersion { get; private set; }
public ulong FsPermissionsBitmask { get; private set; }
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public ServiceAccessControl ServiceAccessControl { get; private set; }
public KernelAccessControl KernelAccessControl { get; private set; }
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public Aci0(Stream stream, int offset)
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{
stream.Seek(offset, SeekOrigin.Begin);
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BinaryReader reader = new BinaryReader(stream);
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if (reader.ReadInt32() != Aci0Magic)
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{
throw new InvalidNpdmException("ACI0 Stream doesn't contain ACI0 section!");
}
stream.Seek(0xc, SeekOrigin.Current);
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TitleId = reader.ReadInt64();
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//Reserved.
stream.Seek(8, SeekOrigin.Current);
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int fsAccessHeaderOffset = reader.ReadInt32();
int fsAccessHeaderSize = reader.ReadInt32();
int serviceAccessControlOffset = reader.ReadInt32();
int serviceAccessControlSize = reader.ReadInt32();
int kernelAccessControlOffset = reader.ReadInt32();
int kernelAccessControlSize = reader.ReadInt32();
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FsAccessHeader fsAccessHeader = new FsAccessHeader(stream, offset + fsAccessHeaderOffset, fsAccessHeaderSize);
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FsVersion = fsAccessHeader.Version;
FsPermissionsBitmask = fsAccessHeader.PermissionsBitmask;
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ServiceAccessControl = new ServiceAccessControl(stream, offset + serviceAccessControlOffset, serviceAccessControlSize);
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KernelAccessControl = new KernelAccessControl(stream, offset + kernelAccessControlOffset, kernelAccessControlSize);
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}
}
}