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Use libhac for loading NSO and KIP (#1047)

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* Use libhac for loading NSOs and KIPs

* Fix formatting

* Refactor KIP and NSO executables for libhac

* Fix up formatting

* Remove Ryujinx.HLE.Loaders.Compression

* Remove reference to Ryujinx.HLE.Loaders.Compression in NxStaticObject.cs

* Remove reference to Ryujinx.HLE.Loaders.Compression in KernelInitialProcess.cs

* Rename classes in Ryujinx.HLE.Loaders.Executables

* Fix space alignment

* Fix up formatting
This commit is contained in:
Elise
2020-04-08 00:41:02 +02:00
committed by GitHub
parent 468d8f841f
commit dc144d2e19
11 changed files with 89 additions and 466 deletions
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147
Ryujinx.HLE/Loaders/Executables/KernelInitialProcess.cs
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@ -1,147 +0,0 @@
using Ryujinx.HLE.Loaders.Compression;
using System.IO;
namespace Ryujinx.HLE.Loaders.Executables
{
class KernelInitialProcess : IExecutable
{
public string Name { get; private set; }
public ulong TitleId { get; private set; }
public int ProcessCategory { get; private set; }
public byte MainThreadPriority { get; private set; }
public byte DefaultProcessorId { get; private set; }
public bool Is64Bits { get; private set; }
public bool Addr39Bits { get; private set; }
public bool IsService { get; private set; }
public byte[] Text { get; private set; }
public byte[] Ro { get; private set; }
public byte[] Data { get; private set; }
public int TextOffset { get; private set; }
public int RoOffset { get; private set; }
public int DataOffset { get; private set; }
public int BssOffset { get; private set; }
public int BssSize { get; private set; }
public int MainThreadStackSize { get; private set; }
public int[] Capabilities { get; private set; }
private struct SegmentHeader
{
public int Offset { get; private set; }
public int DecompressedSize { get; private set; }
public int CompressedSize { get; private set; }
public int Attribute { get; private set; }
public SegmentHeader(
int offset,
int decompressedSize,
int compressedSize,
int attribute)
{
Offset = offset;
DecompressedSize = decompressedSize;
CompressedSize = compressedSize;
Attribute = attribute;
}
}
public KernelInitialProcess(Stream input)
{
BinaryReader reader = new BinaryReader(input);
string magic = ReadString(reader, 4);
if (magic != "KIP1")
{
}
Name = ReadString(reader, 12);
TitleId = reader.ReadUInt64();
ProcessCategory = reader.ReadInt32();
MainThreadPriority = reader.ReadByte();
DefaultProcessorId = reader.ReadByte();
byte reserved = reader.ReadByte();
byte flags = reader.ReadByte();
Is64Bits = (flags & 0x08) != 0;
Addr39Bits = (flags & 0x10) != 0;
IsService = (flags & 0x20) != 0;
SegmentHeader[] segments = new SegmentHeader[6];
for (int index = 0; index < segments.Length; index++)
{
segments[index] = new SegmentHeader(
reader.ReadInt32(),
reader.ReadInt32(),
reader.ReadInt32(),
reader.ReadInt32());
}
TextOffset = segments[0].Offset;
RoOffset = segments[1].Offset;
DataOffset = segments[2].Offset;
BssOffset = segments[3].Offset;
BssSize = segments[3].DecompressedSize;
MainThreadStackSize = segments[1].Attribute;
Capabilities = new int[32];
for (int index = 0; index < Capabilities.Length; index++)
{
Capabilities[index] = reader.ReadInt32();
}
input.Seek(0x100, SeekOrigin.Begin);
Text = ReadSegment(segments[0], input);
Ro = ReadSegment(segments[1], input);
Data = ReadSegment(segments[2], input);
}
private byte[] ReadSegment(SegmentHeader header, Stream input)
{
byte[] data = new byte[header.DecompressedSize];
input.Read(data, 0, header.CompressedSize);
BackwardsLz.DecompressInPlace(data, header.CompressedSize);
return data;
}
private static string ReadString(BinaryReader reader, int maxSize)
{
string value = string.Empty;
for (int index = 0; index < maxSize; index++)
{
char chr = (char)reader.ReadByte();
if (chr == '\0')
{
reader.BaseStream.Seek(maxSize - index - 1, SeekOrigin.Current);
break;
}
value += chr;
}
return value;
}
}
}

35
Ryujinx.HLE/Loaders/Executables/KipExecutable.cs Normal file
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@ -0,0 +1,35 @@
using LibHac;
using LibHac.Fs;
using System.IO;
namespace Ryujinx.HLE.Loaders.Executables
{
class KipExecutable : Kip, IExecutable
{
public byte[] Text { get; }
public byte[] Ro { get; }
public byte[] Data { get; }
public int TextOffset => Header.Sections[0].OutOffset;
public int RoOffset => Header.Sections[1].OutOffset;
public int DataOffset => Header.Sections[2].OutOffset;
public int BssOffset => Header.Sections[3].OutOffset;
public int BssSize => Header.Sections[3].DecompressedSize;
public int[] Capabilities { get; }
public KipExecutable(IStorage inStorage) : base(inStorage)
{
Capabilities = new int[32];
for (int index = 0; index < Capabilities.Length; index++)
{
Capabilities[index] = System.BitConverter.ToInt32(Header.Capabilities, index * 4);
}
Text = DecompressSection(0);
Ro = DecompressSection(1);
Data = DecompressSection(2);
}
}
}

4
Ryujinx.HLE/Loaders/Executables/NxRelocatableObject.cs → Ryujinx.HLE/Loaders/Executables/NroExecutable.cs
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@ -2,7 +2,7 @@ using System.IO;
namespace Ryujinx.HLE.Loaders.Executables
{
class NxRelocatableObject : IExecutable
class NroExecutable : IExecutable
{
public byte[] Text { get; private set; }
public byte[] Ro { get; private set; }
@ -20,7 +20,7 @@ namespace Ryujinx.HLE.Loaders.Executables
public ulong SourceAddress { get; private set; }
public ulong BssAddress { get; private set; }
public NxRelocatableObject(Stream input, ulong sourceAddress = 0, ulong bssAddress = 0)
public NroExecutable(Stream input, ulong sourceAddress = 0, ulong bssAddress = 0)
{
SourceAddress = sourceAddress;
BssAddress = bssAddress;

28
Ryujinx.HLE/Loaders/Executables/NsoExecutable.cs Normal file
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@ -0,0 +1,28 @@
using LibHac;
using LibHac.Fs;
using System;
using System.IO;
namespace Ryujinx.HLE.Loaders.Executables
{
class NsoExecutable : Nso, IExecutable
{
public byte[] Text { get; }
public byte[] Ro { get; }
public byte[] Data { get; }
public int TextOffset => (int)Sections[0].MemoryOffset;
public int RoOffset => (int)Sections[1].MemoryOffset;
public int DataOffset => (int)Sections[2].MemoryOffset;
public int BssOffset => DataOffset + Data.Length;
public new int BssSize => (int)base.BssSize;
public NsoExecutable(IStorage inStorage) : base(inStorage)
{
Text = Sections[0].DecompressSection();
Ro = Sections[1].DecompressSection();
Data = Sections[2].DecompressSection();
}
}
}

109
Ryujinx.HLE/Loaders/Executables/NxStaticObject.cs
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@ -1,109 +0,0 @@
using Ryujinx.HLE.Loaders.Compression;
using System;
using System.IO;
namespace Ryujinx.HLE.Loaders.Executables
{
class NxStaticObject : IExecutable
{
public byte[] Text { get; private set; }
public byte[] Ro { get; private set; }
public byte[] Data { get; private set; }
public int TextOffset { get; private set; }
public int RoOffset { get; private set; }
public int DataOffset { get; private set; }
public int BssSize { get; private set; }
public int BssOffset => DataOffset + Data.Length;
[Flags]
private enum NsoFlags
{
IsTextCompressed = 1 << 0,
IsRoCompressed = 1 << 1,
IsDataCompressed = 1 << 2,
HasTextHash = 1 << 3,
HasRoHash = 1 << 4,
HasDataHash = 1 << 5
}
public NxStaticObject(Stream input)
{
BinaryReader reader = new BinaryReader(input);
input.Seek(0, SeekOrigin.Begin);
int nsoMagic = reader.ReadInt32();
int version = reader.ReadInt32();
int reserved = reader.ReadInt32();
int flagsMsk = reader.ReadInt32();
int textOffset = reader.ReadInt32();
int textMemOffset = reader.ReadInt32();
int textDecSize = reader.ReadInt32();
int modNameOffset = reader.ReadInt32();
int roOffset = reader.ReadInt32();
int roMemOffset = reader.ReadInt32();
int roDecSize = reader.ReadInt32();
int modNameSize = reader.ReadInt32();
int dataOffset = reader.ReadInt32();
int dataMemOffset = reader.ReadInt32();
int dataDecSize = reader.ReadInt32();
int bssSize = reader.ReadInt32();
byte[] buildId = reader.ReadBytes(0x20);
int textSize = reader.ReadInt32();
int roSize = reader.ReadInt32();
int dataSize = reader.ReadInt32();
input.Seek(0x24, SeekOrigin.Current);
int dynStrOffset = reader.ReadInt32();
int dynStrSize = reader.ReadInt32();
int dynSymOffset = reader.ReadInt32();
int dynSymSize = reader.ReadInt32();
byte[] textHash = reader.ReadBytes(0x20);
byte[] roHash = reader.ReadBytes(0x20);
byte[] dataHash = reader.ReadBytes(0x20);
NsoFlags flags = (NsoFlags)flagsMsk;
TextOffset = textMemOffset;
RoOffset = roMemOffset;
DataOffset = dataMemOffset;
BssSize = bssSize;
// Text segment
input.Seek(textOffset, SeekOrigin.Begin);
Text = reader.ReadBytes(textSize);
if (flags.HasFlag(NsoFlags.IsTextCompressed) && textSize != 0)
{
Text = Lz4.Decompress(Text, textDecSize);
}
// Read-only data segment
input.Seek(roOffset, SeekOrigin.Begin);
Ro = reader.ReadBytes(roSize);
if (flags.HasFlag(NsoFlags.IsRoCompressed) && roSize != 0)
{
Ro = Lz4.Decompress(Ro, roDecSize);
}
// Data segment
input.Seek(dataOffset, SeekOrigin.Begin);
Data = reader.ReadBytes(dataSize);
if (flags.HasFlag(NsoFlags.IsDataCompressed) && dataSize != 0)
{
Data = Lz4.Decompress(Data, dataDecSize);
}
}
}
}