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IL2CPP: Change metadata and binary to derive from BinaryObjectStream

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Katy Coe
2020-12-21 06:37:29 +01:00
parent 620d985b71
commit c00b474f33
31 changed files with 172 additions and 179 deletions
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173
Il2CppInspector.Common/FileFormatStreams/FormatLayouts/PE.cs Normal file
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/*
Copyright 2017-2020 Katy Coe - http://www.djkaty.com - https://github.com/djkaty
All rights reserved.
*/
using NoisyCowStudios.Bin2Object;
namespace Il2CppInspector
{
// Source: https://github.com/dotnet/llilc/blob/master/include/clr/ntimage.h
public enum PE : uint
{
IMAGE_NT_OPTIONAL_HDR32_MAGIC = 0x10b,
IMAGE_NT_OPTIONAL_HDR64_MAGIC = 0x20b,
IMAGE_SCN_CNT_CODE = 0x00000020,
IMAGE_SCN_CNT_INITIALIZED_DATA = 0x00000040,
IMAGE_SCN_CNT_UNINITIALIZED_DATA = 0x00000080,
IMAGE_SCN_MEM_EXECUTE = 0x20000000,
IMAGE_SCN_MEM_READ = 0x40000000,
IMAGE_SCN_MEM_WRITE = 0x80000000
}
#pragma warning disable CS0649
// _IMAGE_FILE_HEADER
internal class COFFHeader
{
public ushort Machine;
public ushort NumberOfSections;
public uint TimeDateStamp;
public uint PointerToSymbolTable;
public uint NumberOfSymbols;
public ushort SizeOfOptionalHeader;
public ushort Characteristics;
}
// _IMAGE_OPTIONAL_HEADER
internal interface IPEOptHeader
{
PE ExpectedMagic { get; }
ushort Magic { get; }
ulong ImageBase { get; set; }
uint BaseOfCode { get; }
RvaEntry[] DataDirectory { get; }
}
internal class PEOptHeader32 : IPEOptHeader
{
public PE ExpectedMagic => PE.IMAGE_NT_OPTIONAL_HDR32_MAGIC;
public ushort Magic => f_Magic;
public ulong ImageBase { get => f_ImageBase; set => f_ImageBase = (uint) value; }
public uint BaseOfCode => f_BaseOfCode;
public RvaEntry[] DataDirectory => f_DataDirectory;
public ushort f_Magic;
public byte MajorLinkerVersion;
public byte MinorLinkerVersion;
public uint SizeOfCode;
public uint SizeOfInitializedData;
public uint SizeOfUninitializedData;
public uint AddressOfEntryPoint;
public uint f_BaseOfCode;
public uint BaseOfData;
public uint f_ImageBase;
public uint SectionAlignment;
public uint FileAlignment;
public ushort MajorOSVersion;
public ushort MinorOSVersion;
public ushort MajorImageVersion;
public ushort MinorImageVersion;
public ushort MajorSubsystemVersion;
public ushort MinorSubsystemVersion;
public uint Win32VersionValue;
public uint SizeOfImage;
public uint SizeOfHeaders;
public uint Checksum;
public ushort Subsystem;
public ushort DLLCharacteristics;
public uint SizeOfStackReserve;
public uint SizeOfStackCommit;
public uint SizeOfHeapReserve;
public uint SizeOfHeapCommit;
public uint LoaderFlags;
public uint NumberOfRvaAndSizes;
[ArrayLength(FieldName = "NumberOfRvaAndSizes")]
public RvaEntry[] f_DataDirectory;
}
// _IMAGE_OPTIONAL_HEADER64
internal class PEOptHeader64 : IPEOptHeader
{
public PE ExpectedMagic => PE.IMAGE_NT_OPTIONAL_HDR64_MAGIC;
public ushort Magic => f_Magic;
public ulong ImageBase { get => f_ImageBase; set => f_ImageBase = value; }
public uint BaseOfCode => f_BaseOfCode;
public RvaEntry[] DataDirectory => f_DataDirectory;
public ushort f_Magic;
public byte MajorLinkerVersion;
public byte MinorLinkerVersion;
public uint SizeOfCode;
public uint SizeOfInitializedData;
public uint SizeOfUninitializedData;
public uint AddressOfEntryPoint;
public uint f_BaseOfCode;
public ulong f_ImageBase;
public uint SectionAlignment;
public uint FileAlignment;
public ushort MajorOSVersion;
public ushort MinorOSVersion;
public ushort MajorImageVersion;
public ushort MinorImageVersion;
public ushort MajorSubsystemVersion;
public ushort MinorSubsystemVersion;
public uint Win32VersionValue;
public uint SizeOfImage;
public uint SizeOfHeaders;
public uint Checksum;
public ushort Subsystem;
public ushort DLLCharacteristics;
public ulong SizeOfStackReserve;
public ulong SizeOfStackCommit;
public ulong SizeOfHeapReserve;
public ulong SizeOfHeapCommit;
public uint LoaderFlags;
public uint NumberOfRvaAndSizes;
[ArrayLength(FieldName = "NumberOfRvaAndSizes")]
public RvaEntry[] f_DataDirectory;
}
internal class RvaEntry
{
public uint VirtualAddress;
public uint Size;
}
// _IMAGE_SECTION_HEADER
internal class PESection
{
public PE Characteristics => (PE) f_Characteristics;
[String(FixedSize=8)]
public string Name;
public uint VirtualSize; // Size in memory
public uint VirtualAddress; // Base address in memory (RVA)
public uint SizeOfRawData; // Size in file
public uint PointerToRawData; // Base address in file
public uint PointerToRelocations;
public uint PointerToLinenumbers;
public ushort NumberOfRelocations;
public ushort NumberOfLinenumbers;
public uint f_Characteristics;
}
// _IMAGE_EXPORT_DIRECTORY
internal class PEExportDirectory
{
public uint Characteristics;
public uint TimeDateStamp;
public ushort MajorVersion;
public ushort MinorVersion;
public uint Name;
public uint Base;
public uint NumberOfFunctions;
public uint NumberOfNames;
public uint AddressOfFunctions;
public uint AddressOfNames;
public uint AddressOfNameOrdinals;
}
#pragma warning restore CS0649
}