25641285720

Committed 10 May 2026 10:18PM UTC coverage: 35.104% (-0.2%) from 35.33%

Build # 25641285720

Build Type

Pull #542

github

Committed by

web-flow

Commit Message

Merge 9249bcb5b into 6af99f218

Pull Request Pull Request #542: Remove static mutable state from LibCpp2IL 2: Electric Boogaloo

Coverage Stats

1877 of 6693 branches covered (28.04%)

Branch coverage included in aggregate %.

303 of 569 new or added lines in 66 files covered. (53.25%)

12 existing lines in 11 files now uncovered.

4394 of 11171 relevant lines covered (39.33%)

268486.35 hits per line

Source File
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0.0

/Cpp2IL.Core/Il2CppArrayUtils.cs

using System;
using System.Collections.Generic;
using System.Linq;
using LibCpp2IL;

namespace Cpp2IL.Core;

public static class Il2CppArrayUtils
{
    public static uint GetFirstItemOffset(Il2CppBinary binary) => (uint)(binary.is32Bit ? 0x10 : 0x20);
    //32-bit:
    //0x0: klass ptr
    //0x4: monitor ptr
    //0x8: bounds ptr (where offset 0 is length)
    //0xc: max length (uintptr)
    //0x10: first item ptr

    public static readonly List<UsefulOffset> UsefulOffsets =
    [
        new UsefulOffset("length", 0xC, typeof(int), true),

        //64-bit offsets:
        new UsefulOffset("length", 0x18, typeof(int), false)
    ];

    public static string? GetOffsetName(uint offset, Il2CppBinary binary)
    {
        var is32Bit = binary.is32Bit;

        return UsefulOffsets.FirstOrDefault(o => o.is32Bit == is32Bit && o.offset == offset)?.name;
    }

    public static bool IsIl2cppLengthAccessor(uint offset, Il2CppBinary binary)
    {
        return GetOffsetName(offset, binary) == "length";
    }

    public static bool IsAtLeastFirstItemPtr(uint offset, Il2CppBinary binary)
    {
        return offset >= GetFirstItemOffset(binary);
    }

    public class UsefulOffset(string name, uint offset, Type type, bool is32Bit)
    {
        public string name = name;
        public uint offset = offset;
        public Type type = type;
        public bool is32Bit = is32Bit;
    }
}

1	using System;
2	using System.Collections.Generic;
3	using System.Linq;
4	using LibCpp2IL;
5
6	namespace Cpp2IL.Core;
7
8	public static class Il2CppArrayUtils
9	{
NEW 10	public static uint GetFirstItemOffset(Il2CppBinary binary) => (uint)(binary.is32Bit ? 0x10 : 0x20);	×
11	//32-bit:
12	//0x0: klass ptr
13	//0x4: monitor ptr
14	//0x8: bounds ptr (where offset 0 is length)
15	//0xc: max length (uintptr)
16	//0x10: first item ptr
17
18	public static readonly List<UsefulOffset> UsefulOffsets =	×
19	[	×
20	new UsefulOffset("length", 0xC, typeof(int), true),	×
21		×
22	//64-bit offsets:	×
23	new UsefulOffset("length", 0x18, typeof(int), false)	×
24	];	×
25
26	public static string? GetOffsetName(uint offset, Il2CppBinary binary)
27	{
NEW 28	var is32Bit = binary.is32Bit;	×
29
30	return UsefulOffsets.FirstOrDefault(o => o.is32Bit == is32Bit && o.offset == offset)?.name;	×
31	}
32
33	public static bool IsIl2cppLengthAccessor(uint offset, Il2CppBinary binary)
34	{
NEW 35	return GetOffsetName(offset, binary) == "length";	×
36	}
37
38	public static bool IsAtLeastFirstItemPtr(uint offset, Il2CppBinary binary)
39	{
NEW 40	return offset >= GetFirstItemOffset(binary);	×
41	}
42
43	public class UsefulOffset(string name, uint offset, Type type, bool is32Bit)	×
44	{
45	public string name = name;	×
46	public uint offset = offset;	×
47	public Type type = type;	×
48	public bool is32Bit = is32Bit;	×
49	}
50	}

SamboyCoding / Cpp2IL / 25641285720

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