73 lines
2.3 KiB
C#
73 lines
2.3 KiB
C#
using Ryujinx.HLE.Exceptions;
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using System.IO;
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using System.Text;
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namespace Ryujinx.HLE.Loaders.Npdm
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{
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//https://github.com/SciresM/hactool/blob/master/npdm.c
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//https://github.com/SciresM/hactool/blob/master/npdm.h
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//http://switchbrew.org/index.php?title=NPDM
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class Npdm
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{
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private const int MetaMagic = 'M' << 0 | 'E' << 8 | 'T' << 16 | 'A' << 24;
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public byte MmuFlags { get; private set; }
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public bool Is64Bits { get; private set; }
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public byte MainThreadPriority { get; private set; }
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public byte DefaultCpuId { get; private set; }
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public int PersonalMmHeapSize { get; private set; }
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public int ProcessCategory { get; private set; }
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public int MainThreadStackSize { get; private set; }
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public string TitleName { get; private set; }
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public byte[] ProductCode { get; private set; }
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public ACI0 ACI0 { get; private set; }
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public ACID ACID { get; private set; }
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public Npdm(Stream Stream)
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{
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BinaryReader Reader = new BinaryReader(Stream);
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if (Reader.ReadInt32() != MetaMagic)
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{
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throw new InvalidNpdmException("NPDM Stream doesn't contain NPDM file!");
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}
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Reader.ReadInt64();
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MmuFlags = Reader.ReadByte();
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Is64Bits = (MmuFlags & 1) != 0;
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Reader.ReadByte();
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MainThreadPriority = Reader.ReadByte();
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DefaultCpuId = Reader.ReadByte();
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Reader.ReadInt32();
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PersonalMmHeapSize = Reader.ReadInt32();
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ProcessCategory = Reader.ReadInt32();
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MainThreadStackSize = Reader.ReadInt32();
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byte[] TempTitleName = Reader.ReadBytes(0x10);
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TitleName = Encoding.UTF8.GetString(TempTitleName, 0, TempTitleName.Length).Trim('\0');
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ProductCode = Reader.ReadBytes(0x10);
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Stream.Seek(0x30, SeekOrigin.Current);
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int ACI0Offset = Reader.ReadInt32();
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int ACI0Size = Reader.ReadInt32();
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int ACIDOffset = Reader.ReadInt32();
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int ACIDSize = Reader.ReadInt32();
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ACI0 = new ACI0(Stream, ACI0Offset);
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ACID = new ACID(Stream, ACIDOffset);
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}
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}
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}
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