c6dc00815a
* Add docstrings for exceptions to methods near TryGetApplicationsFromFile() * Make sure TryGetApplicationsFromFile() doesn't throw exceptions anymore * Add missing filePath to ApplicationData when loading applications from ExeFS * Fix typo Co-authored-by: riperiperi <rhy3756547@hotmail.com> --------- Co-authored-by: riperiperi <rhy3756547@hotmail.com>
81 lines
3.1 KiB
C#
81 lines
3.1 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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public 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 ProcessFlags { get; private set; }
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public bool Is64Bit { 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 Version { get; private set; }
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public int MainThreadStackSize { get; private set; }
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public string TitleName { get; 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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/// <exception cref="InvalidNpdmException">The stream doesn't contain valid NPDM data.</exception>
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/// <exception cref="System.NotImplementedException">The FsAccessHeader.ContentOwnerId section is not implemented.</exception>
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/// <exception cref="System.ArgumentException">The stream does not support reading, is <see langword="null"/>, or is already closed.</exception>
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/// <exception cref="System.ArgumentException">An error occured while reading bytes from the stream.</exception>
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/// <exception cref="EndOfStreamException">The end of the stream is reached.</exception>
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/// <exception cref="System.ObjectDisposedException">The stream is closed.</exception>
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/// <exception cref="IOException">An I/O error occurred.</exception>
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public Npdm(Stream stream)
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{
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BinaryReader reader = new(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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ProcessFlags = reader.ReadByte();
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Is64Bit = (ProcessFlags & 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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Version = 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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#pragma warning disable IDE0059 // Remove unnecessary value assignment
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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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#pragma warning restore IDE0059
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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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