18664957279

Committed 20 Oct 2025 09:07PM UTC coverage: 34.295% (-0.02%) from 34.31%

Build # 18664957279

Build Type

Pull #491

github

Committed by

web-flow

Commit Message

Merge c3be0c866 into e66a74bb3

Pull Request Pull Request #491: Add set accessor for Attributes properties

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1791 of 6588 branches covered (27.19%)

Branch coverage included in aggregate %.

8 of 19 new or added lines in 7 files covered. (42.11%)

124 existing lines in 6 files now uncovered.

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53.82

/Cpp2IL.Core/Model/Contexts/MethodAnalysisContext.cs

using System;
using System.Collections.Generic;
using System.Diagnostics.CodeAnalysis;
using System.Linq;
using System.Reflection;
using Cpp2IL.Core.Graphs;
using Cpp2IL.Core.Graphs.Processors;
using Cpp2IL.Core.ISIL;
using Cpp2IL.Core.Logging;
using Cpp2IL.Core.Utils;
using LibCpp2IL;
using LibCpp2IL.Metadata;
using StableNameDotNet.Providers;

namespace Cpp2IL.Core.Model.Contexts;

/// <summary>
/// Represents one method within the application. Can be analyzed to attempt to reconstruct the function body.
/// </summary>
public class MethodAnalysisContext : HasGenericParameters, IMethodInfoProvider
{
    /// <summary>
    /// The underlying metadata for the method.
    ///
    /// Nullable iff this is a subclass.
    /// </summary>
    public readonly Il2CppMethodDefinition? Definition;

    /// <summary>
    /// The analysis context for the declaring type of this method.
    /// </summary>
    public readonly TypeAnalysisContext? DeclaringType;

    /// <summary>
    /// The address of this method as defined in the underlying metadata.
    /// </summary>
    public virtual ulong UnderlyingPointer => Definition?.MethodPointer ?? throw new("Subclasses of MethodAnalysisContext should override UnderlyingPointer");

    public ulong Rva => UnderlyingPointer == 0 || LibCpp2IlMain.Binary == null ? 0 : LibCpp2IlMain.Binary.GetRva(UnderlyingPointer);

    /// <summary>
    /// The raw method body as machine code in the active instruction set.
    /// </summary>
    public Memory<byte> RawBytes => rawMethodBody ??= InitRawBytes();

    /// <summary>
    /// The first-stage-analyzed Instruction-Set-Independent Language Instructions.
    /// </summary>
    public List<InstructionSetIndependentInstruction>? ConvertedIsil;

    /// <summary>
    /// The control flow graph for this method, if one is built.
    /// </summary>
    public ISILControlFlowGraph? ControlFlowGraph;

    public List<ParameterAnalysisContext> Parameters = [];

    /// <summary>
    /// Does this method return void?
    /// </summary>
    public bool IsVoid => ReturnType == AppContext.SystemTypes.SystemVoidType;

    public bool IsStatic => (Attributes & MethodAttributes.Static) != 0;

    public bool IsVirtual => (Attributes & MethodAttributes.Virtual) != 0;

    protected override int CustomAttributeIndex => Definition?.customAttributeIndex ?? throw new("Subclasses of MethodAnalysisContext should override CustomAttributeIndex if they have custom attributes");

    public override AssemblyAnalysisContext CustomAttributeAssembly => DeclaringType?.DeclaringAssembly ?? throw new("Subclasses of MethodAnalysisContext should override CustomAttributeAssembly if they have custom attributes");

    public override string DefaultName => Definition?.Name ?? throw new("Subclasses of MethodAnalysisContext should override DefaultName");

    public string FullName => DeclaringType == null ? Name : $"{DeclaringType.FullName}::{Name}";

    public string FullNameWithSignature => $"{ReturnType.FullName} {FullName}({string.Join(", ", Parameters.Select(p => p.HumanReadableSignature))})";

    public virtual MethodAttributes DefaultAttributes => Definition?.Attributes ?? throw new($"Subclasses of MethodAnalysisContext should override {nameof(DefaultAttributes)}");

    public virtual MethodAttributes? OverrideAttributes { get; set; }

    public MethodAttributes Attributes
    {
        get => OverrideAttributes ?? DefaultAttributes;
        set => OverrideAttributes = value;
    }

    public virtual MethodImplAttributes DefaultImplAttributes => Definition?.MethodImplAttributes ?? throw new($"Subclasses of MethodAnalysisContext should override {nameof(DefaultImplAttributes)}");

    public virtual MethodImplAttributes? OverrideImplAttributes { get; set; }

    public MethodImplAttributes ImplAttributes
    {
        get => OverrideImplAttributes ?? DefaultImplAttributes;
        set => OverrideImplAttributes = value;
    }

    public MethodAttributes Visibility
    {
        get
        {
            return Attributes & MethodAttributes.MemberAccessMask;
        }
        set
        {
            Attributes = (Attributes & ~MethodAttributes.MemberAccessMask) | (value & MethodAttributes.MemberAccessMask);
        }
    }

    private List<GenericParameterTypeAnalysisContext>? _genericParameters;
    public override List<GenericParameterTypeAnalysisContext> GenericParameters
    {
        get
        {
            // Lazy load the generic parameters
            _genericParameters ??= Definition?.GenericContainer?.GenericParameters.Select(p => new GenericParameterTypeAnalysisContext(p, this)).ToList() ?? [];
            return _genericParameters;
        }
    }

    private ushort Slot => Definition?.slot ?? ushort.MaxValue;

    public virtual TypeAnalysisContext DefaultReturnType => DeclaringType?.DeclaringAssembly.ResolveIl2CppType(Definition?.RawReturnType) ?? throw new($"Subclasses of MethodAnalysisContext should override {nameof(DefaultReturnType)}");

    public TypeAnalysisContext? OverrideReturnType { get; set; }

    //TODO Support custom attributes on return types (v31 feature)
    public TypeAnalysisContext ReturnType => OverrideReturnType ?? DefaultReturnType;
    
    protected Memory<byte>? rawMethodBody;

    public MethodAnalysisContext? BaseMethod => Overrides.FirstOrDefault(m => m.DeclaringType?.IsInterface is false);

    /// <summary>
    /// The set of methods which this method overrides.
    /// </summary>
    public virtual IEnumerable<MethodAnalysisContext> Overrides
    {
        get
        {
            if (Definition == null)
                return [];

            var declaringTypeDefinition = DeclaringType?.Definition;
            if (declaringTypeDefinition == null)
                return [];

            var vtable = declaringTypeDefinition.VTable;
            if (vtable == null)
                return [];

            return GetOverriddenMethods(declaringTypeDefinition, vtable);

            bool TryGetMethodForSlot(TypeAnalysisContext declaringType, int slot, [NotNullWhen(true)] out MethodAnalysisContext? method)
            {
                if (declaringType is GenericInstanceTypeAnalysisContext genericInstanceType)
                {
                    var genericMethod = genericInstanceType.GenericType.Methods.FirstOrDefault(m => m.Slot == slot);
                    if (genericMethod is not null)
                    {
                        method = new ConcreteGenericMethodAnalysisContext(genericMethod, genericInstanceType.GenericArguments, []);
                        return true;
                    }
                }
                else
                {
                    var baseMethod = declaringType.Methods.FirstOrDefault(m => m.Slot == slot);
                    if (baseMethod is not null)
                    {
                        method = baseMethod;
                        return true;
                    }
                }

                method = null;
                return false;
            }

            IEnumerable<MethodAnalysisContext> GetOverriddenMethods(Il2CppTypeDefinition declaringTypeDefinition, MetadataUsage?[] vtable)
            {
                for (var i = 0; i < vtable.Length; ++i)
                {
                    var vtableEntry = vtable[i];
                    if (vtableEntry is null or { Type: not MetadataUsageType.MethodDef })
                        continue;

                    if (vtableEntry.AsMethod() != Definition)
                        continue;

                    // Normal inheritance
                    var baseType = DeclaringType?.BaseType;
                    while (baseType is not null)
                    {
                        if (TryGetMethodForSlot(baseType, i, out var method))
                        {
                            yield return method;
                            break; // We only want direct overrides, not the entire inheritance chain.
                        }
                        baseType = baseType.BaseType;
                    }

                    // Interface inheritance
                    foreach (var interfaceOffset in declaringTypeDefinition.InterfaceOffsets)
                    {
                        if (i >= interfaceOffset.offset)
                        {
                            var interfaceTypeContext = interfaceOffset.Type.ToContext(CustomAttributeAssembly);
                            if (interfaceTypeContext != null && TryGetMethodForSlot(interfaceTypeContext, i - interfaceOffset.offset, out var method))
                            {
                                yield return method;
                            }
                        }
                    }
                }
            }
        }
    }

    private static readonly List<IBlockProcessor> blockProcessors =
    [
        new MetadataProcessor(),
        new CallProcessor()
    ];

    public MethodAnalysisContext(Il2CppMethodDefinition? definition, TypeAnalysisContext parent) : base(definition?.token ?? 0, parent.AppContext)
    {
        DeclaringType = parent;
        Definition = definition;

        if (Definition != null)
        {
            InitCustomAttributeData();

            for (var i = 0; i < Definition.InternalParameterData!.Length; i++)
            {
                var parameterDefinition = Definition.InternalParameterData![i];
                Parameters.Add(new(parameterDefinition, i, this));
            }
        }
        else
            rawMethodBody = Array.Empty<byte>();
    }

    [MemberNotNull(nameof(rawMethodBody))]
    public void EnsureRawBytes()
    {
        rawMethodBody ??= InitRawBytes();
    }

    private Memory<byte> InitRawBytes()
    {
        //Some abstract methods (on interfaces, no less) apparently have a body? Unity doesn't support default interface methods so idk what's going on here.
        //E.g. UnityEngine.Purchasing.AppleCore.dll: UnityEngine.Purchasing.INativeAppleStore::SetUnityPurchasingCallback on among us (itch.io build)
        if (Definition != null && Definition.MethodPointer != 0 && !Definition.Attributes.HasFlag(MethodAttributes.Abstract))
        {
            var ret = AppContext.InstructionSet.GetRawBytesForMethod(this, false);

            if (ret.Length == 0)
            {
                Logger.VerboseNewline("\t\t\tUnexpectedly got 0-byte method body for " + this + $". Pointer was 0x{Definition.MethodPointer:X}", "MAC");
            }

            return ret;
        }
        else
            return Array.Empty<byte>();
    }

    protected MethodAnalysisContext(ApplicationAnalysisContext context) : base(0, context)
    {
        rawMethodBody = Array.Empty<byte>();
    }

    [MemberNotNull(nameof(ConvertedIsil))]
    public void Analyze()
    {
        if (ConvertedIsil != null)
            return;

        if (UnderlyingPointer == 0)
        {
            ConvertedIsil = [];
            return;
        }

        ConvertedIsil = AppContext.InstructionSet.GetIsilFromMethod(this);

        if (ConvertedIsil.Count == 0)
            return; //Nothing to do, empty function

        ControlFlowGraph = new ISILControlFlowGraph();
        ControlFlowGraph.Build(ConvertedIsil);

        // Post step to convert metadata usage. Ldstr Opcodes etc.
        foreach (var block in ControlFlowGraph.Blocks)
        {
            foreach (var converter in blockProcessors)
            {
                converter.Process(this, block);
            }
        }
    }

    public void ReleaseAnalysisData()
    {
        ConvertedIsil = null;
        ControlFlowGraph = null;
    }

    public ConcreteGenericMethodAnalysisContext MakeGenericInstanceMethod(params IEnumerable<TypeAnalysisContext> methodGenericParameters)
    {
        if (this is ConcreteGenericMethodAnalysisContext methodOnGenericInstanceType)
        {
            return new ConcreteGenericMethodAnalysisContext(methodOnGenericInstanceType.BaseMethodContext, methodOnGenericInstanceType.TypeGenericParameters, methodGenericParameters);
        }
        else
        {
            return new ConcreteGenericMethodAnalysisContext(this, [], methodGenericParameters);
        }
    }

    public ConcreteGenericMethodAnalysisContext MakeConcreteGenericMethod(IEnumerable<TypeAnalysisContext> typeGenericParameters, IEnumerable<TypeAnalysisContext> methodGenericParameters)
    {
        if (this is ConcreteGenericMethodAnalysisContext)
        {
            throw new InvalidOperationException($"Attempted to make a {nameof(ConcreteGenericMethodAnalysisContext)} concrete: {this}");
        }
        else
        {
            return new ConcreteGenericMethodAnalysisContext(this, typeGenericParameters, methodGenericParameters);
        }
    }

    public override string ToString() => $"Method: {FullName}";

    #region StableNameDot implementation

    ITypeInfoProvider IMethodInfoProvider.ReturnType =>
        Definition!.RawReturnType!.ThisOrElementIsGenericParam()
            ? new GenericParameterTypeInfoProviderWrapper(Definition.RawReturnType!.GetGenericParamName())
            : TypeAnalysisContext.GetSndnProviderForType(AppContext, Definition!.RawReturnType);

    IEnumerable<IParameterInfoProvider> IMethodInfoProvider.ParameterInfoProviders => Parameters;

    string IMethodInfoProvider.MethodName => Name;

    MethodAttributes IMethodInfoProvider.MethodAttributes => Attributes;

    MethodSemantics IMethodInfoProvider.MethodSemantics
    {
        get
        {
            if (DeclaringType != null)
            {
                //This one is a bit trickier, as il2cpp doesn't use semantics.
                foreach (var prop in DeclaringType.Properties)
                {
                    if (prop.Getter == this)
                        return MethodSemantics.Getter;
                    if (prop.Setter == this)
                        return MethodSemantics.Setter;
                }

                foreach (var evt in DeclaringType.Events)
                {
                    if (evt.Adder == this)
                        return MethodSemantics.AddOn;
                    if (evt.Remover == this)
                        return MethodSemantics.RemoveOn;
                    if (evt.Invoker == this)
                        return MethodSemantics.Fire;
                }
            }

            return 0;
        }
    }

    #endregion
}

1	using System;
2	using System.Collections.Generic;
3	using System.Diagnostics.CodeAnalysis;
4	using System.Linq;
5	using System.Reflection;
6	using Cpp2IL.Core.Graphs;
7	using Cpp2IL.Core.Graphs.Processors;
8	using Cpp2IL.Core.ISIL;
9	using Cpp2IL.Core.Logging;
10	using Cpp2IL.Core.Utils;
11	using LibCpp2IL;
12	using LibCpp2IL.Metadata;
13	using StableNameDotNet.Providers;
14
15	namespace Cpp2IL.Core.Model.Contexts;
16
17	/// <summary>
18	/// Represents one method within the application. Can be analyzed to attempt to reconstruct the function body.
19	/// </summary>
20	public class MethodAnalysisContext : HasGenericParameters, IMethodInfoProvider
21	{
22	/// <summary>
23	/// The underlying metadata for the method.
24	///
25	/// Nullable iff this is a subclass.
26	/// </summary>
27	public readonly Il2CppMethodDefinition? Definition;
28
29	/// <summary>
30	/// The analysis context for the declaring type of this method.
31	/// </summary>
32	public readonly TypeAnalysisContext? DeclaringType;
33
34	/// <summary>
35	/// The address of this method as defined in the underlying metadata.
36	/// </summary>
37	public virtual ulong UnderlyingPointer => Definition?.MethodPointer ?? throw new("Subclasses of MethodAnalysisContext should override UnderlyingPointer");	865,848!
38
39	public ulong Rva => UnderlyingPointer == 0 \|\| LibCpp2IlMain.Binary == null ? 0 : LibCpp2IlMain.Binary.GetRva(UnderlyingPointer);	×
40
41	/// <summary>
42	/// The raw method body as machine code in the active instruction set.
43	/// </summary>
44	public Memory<byte> RawBytes => rawMethodBody ??= InitRawBytes();	×
45
46	/// <summary>
47	/// The first-stage-analyzed Instruction-Set-Independent Language Instructions.
48	/// </summary>
49	public List<InstructionSetIndependentInstruction>? ConvertedIsil;
50
51	/// <summary>
52	/// The control flow graph for this method, if one is built.
53	/// </summary>
54	public ISILControlFlowGraph? ControlFlowGraph;
55
56	public List<ParameterAnalysisContext> Parameters = [];	738,870✔
57
58	/// <summary>
59	/// Does this method return void?
60	/// </summary>
61	public bool IsVoid => ReturnType == AppContext.SystemTypes.SystemVoidType;	×
62
63	public bool IsStatic => (Attributes & MethodAttributes.Static) != 0;	87,355✔
64
65	public bool IsVirtual => (Attributes & MethodAttributes.Virtual) != 0;	×
66
67	protected override int CustomAttributeIndex => Definition?.customAttributeIndex ?? throw new("Subclasses of MethodAnalysisContext should override CustomAttributeIndex if they have custom attributes");	365,526!
68
69	public override AssemblyAnalysisContext CustomAttributeAssembly => DeclaringType?.DeclaringAssembly ?? throw new("Subclasses of MethodAnalysisContext should override CustomAttributeAssembly if they have custom attributes");	968,522!
70
71	public override string DefaultName => Definition?.Name ?? throw new("Subclasses of MethodAnalysisContext should override DefaultName");	87,698!
72
73	public string FullName => DeclaringType == null ? Name : $"{DeclaringType.FullName}::{Name}";	33!
74
75	public string FullNameWithSignature => $"{ReturnType.FullName} {FullName}({string.Join(", ", Parameters.Select(p => p.HumanReadableSignature))})";	×
76
77	public virtual MethodAttributes DefaultAttributes => Definition?.Attributes ?? throw new($"Subclasses of MethodAnalysisContext should override {nameof(DefaultAttributes)}");	261,415!
78
79	public virtual MethodAttributes? OverrideAttributes { get; set; }	261,415✔
80
81	public MethodAttributes Attributes
82	{
83	get => OverrideAttributes ?? DefaultAttributes;	261,415!
NEW 84	set => OverrideAttributes = value;	×
85	}
86
87	public virtual MethodImplAttributes DefaultImplAttributes => Definition?.MethodImplAttributes ?? throw new($"Subclasses of MethodAnalysisContext should override {nameof(DefaultImplAttributes)}");	87,030!
88
89	public virtual MethodImplAttributes? OverrideImplAttributes { get; set; }	87,030✔
90
91	public MethodImplAttributes ImplAttributes
92	{
93	get => OverrideImplAttributes ?? DefaultImplAttributes;	87,030!
NEW 94	set => OverrideImplAttributes = value;	×
95	}
96
97	public MethodAttributes Visibility
98	{
99	get
100	{
101	return Attributes & MethodAttributes.MemberAccessMask;	×
102	}
103	set
104	{
NEW 105	Attributes = (Attributes & ~MethodAttributes.MemberAccessMask) \| (value & MethodAttributes.MemberAccessMask);	×
106	}	×
107	}
108
109	private List<GenericParameterTypeAnalysisContext>? _genericParameters;
110	public override List<GenericParameterTypeAnalysisContext> GenericParameters
111	{
112	get
113	{
114	// Lazy load the generic parameters
115	_genericParameters ??= Definition?.GenericContainer?.GenericParameters.Select(p => new GenericParameterTypeAnalysisContext(p, this)).ToList() ?? [];	478,429!
116	return _genericParameters;	473,408✔
117	}
118	}
119
120	private ushort Slot => Definition?.slot ?? ushort.MaxValue;	75,705!
121
122	public virtual TypeAnalysisContext DefaultReturnType => DeclaringType?.DeclaringAssembly.ResolveIl2CppType(Definition?.RawReturnType) ?? throw new($"Subclasses of MethodAnalysisContext should override {nameof(DefaultReturnType)}");	385,993!
123
124	public TypeAnalysisContext? OverrideReturnType { get; set; }	385,996✔
125
126	//TODO Support custom attributes on return types (v31 feature)
127	public TypeAnalysisContext ReturnType => OverrideReturnType ?? DefaultReturnType;	385,996✔
128
129	protected Memory<byte>? rawMethodBody;
130
131	public MethodAnalysisContext? BaseMethod => Overrides.FirstOrDefault(m => m.DeclaringType?.IsInterface is false);	8!
132
133	/// <summary>
134	/// The set of methods which this method overrides.
135	/// </summary>
136	public virtual IEnumerable<MethodAnalysisContext> Overrides
137	{
138	get
139	{
140	if (Definition == null)	18,047!
UNCOV 141	return [];	×
142
143	var declaringTypeDefinition = DeclaringType?.Definition;	18,047!
144	if (declaringTypeDefinition == null)	18,047!
145	return [];	×
146
147	var vtable = declaringTypeDefinition.VTable;	18,047✔
148	if (vtable == null)	18,047!
149	return [];	×
150
151	return GetOverriddenMethods(declaringTypeDefinition, vtable);	18,047✔
152
153	bool TryGetMethodForSlot(TypeAnalysisContext declaringType, int slot, [NotNullWhen(true)] out MethodAnalysisContext? method)
154	{
155	if (declaringType is GenericInstanceTypeAnalysisContext genericInstanceType)	13,520✔
156	{
157	var genericMethod = genericInstanceType.GenericType.Methods.FirstOrDefault(m => m.Slot == slot);	7,102✔
158	if (genericMethod is not null)	1,802✔
159	{
160	method = new ConcreteGenericMethodAnalysisContext(genericMethod, genericInstanceType.GenericArguments, []);	330✔
161	return true;	330✔
162	}
163	}
164	else
165	{
166	var baseMethod = declaringType.Methods.FirstOrDefault(m => m.Slot == slot);	82,123✔
167	if (baseMethod is not null)	11,718✔
168	{
169	method = baseMethod;	2,830✔
170	return true;	2,830✔
171	}
172	}
173
174	method = null;	10,360✔
175	return false;	10,360✔
176	}
177
178	IEnumerable<MethodAnalysisContext> GetOverriddenMethods(Il2CppTypeDefinition declaringTypeDefinition, MetadataUsage?[] vtable)
179	{
180	for (var i = 0; i < vtable.Length; ++i)	683,696✔
181	{
182	var vtableEntry = vtable[i];	323,803✔
183	if (vtableEntry is null or { Type: not MetadataUsageType.MethodDef })	323,803✔
184	continue;
185
186	if (vtableEntry.AsMethod() != Definition)	318,193✔
187	continue;
188
189	// Normal inheritance
190	var baseType = DeclaringType?.BaseType;	3,125!
191	while (baseType is not null)	7,853✔
192	{
193	if (TryGetMethodForSlot(baseType, i, out var method))	4,766✔
194	{
195	yield return method;	38✔
196	break; // We only want direct overrides, not the entire inheritance chain.	36✔
197	}
198	baseType = baseType.BaseType;	4,728✔
199	}
200
201	// Interface inheritance
202	foreach (var interfaceOffset in declaringTypeDefinition.InterfaceOffsets)	34,564✔
203	{
204	if (i >= interfaceOffset.offset)	14,159✔
205	{
206	var interfaceTypeContext = interfaceOffset.Type.ToContext(CustomAttributeAssembly);	8,754✔
207	if (interfaceTypeContext != null && TryGetMethodForSlot(interfaceTypeContext, i - interfaceOffset.offset, out var method))	8,754✔
208	{
209	yield return method;	3,122✔
210	}
211	}
212	}
213	}
214	}	18,045✔
215	}
216	}
217
UNCOV 218	private static readonly List<IBlockProcessor> blockProcessors =	×
UNCOV 219	[	×
UNCOV 220	new MetadataProcessor(),	×
UNCOV 221	new CallProcessor()	×
222	];	×
223
224	public MethodAnalysisContext(Il2CppMethodDefinition? definition, TypeAnalysisContext parent) : base(definition?.token ?? 0, parent.AppContext)	738,870✔
225	{
226	DeclaringType = parent;	738,870✔
227	Definition = definition;	738,870✔
228
229	if (Definition != null)	738,870✔
230	{
231	InitCustomAttributeData();	439,980✔
232
233	for (var i = 0; i < Definition.InternalParameterData!.Length; i++)	1,890,450✔
234	{
235	var parameterDefinition = Definition.InternalParameterData![i];	505,245✔
236	Parameters.Add(new(parameterDefinition, i, this));	505,245✔
237	}
238	}
239	else
240	rawMethodBody = Array.Empty<byte>();	298,890✔
241	}	298,890✔
242
243	[MemberNotNull(nameof(rawMethodBody))]
244	public void EnsureRawBytes()
245	{
246	rawMethodBody ??= InitRawBytes();	439,980✔
247	}	439,980✔
248
249	private Memory<byte> InitRawBytes()
250	{
251	//Some abstract methods (on interfaces, no less) apparently have a body? Unity doesn't support default interface methods so idk what's going on here.
252	//E.g. UnityEngine.Purchasing.AppleCore.dll: UnityEngine.Purchasing.INativeAppleStore::SetUnityPurchasingCallback on among us (itch.io build)
253	if (Definition != null && Definition.MethodPointer != 0 && !Definition.Attributes.HasFlag(MethodAttributes.Abstract))	439,980✔
254	{
255	var ret = AppContext.InstructionSet.GetRawBytesForMethod(this, false);	425,868✔
256
257	if (ret.Length == 0)	425,868✔
258	{
259	Logger.VerboseNewline("\t\t\tUnexpectedly got 0-byte method body for " + this + $". Pointer was 0x{Definition.MethodPointer:X}", "MAC");	33!
260	}
261
262	return ret;	425,868✔
263	}
264	else
265	return Array.Empty<byte>();	14,112✔
266	}
267
UNCOV 268	protected MethodAnalysisContext(ApplicationAnalysisContext context) : base(0, context)	×
269	{
UNCOV 270	rawMethodBody = Array.Empty<byte>();	×
UNCOV 271	}	×
272
273	[MemberNotNull(nameof(ConvertedIsil))]
274	public void Analyze()
275	{
UNCOV 276	if (ConvertedIsil != null)	×
UNCOV 277	return;	×
278
UNCOV 279	if (UnderlyingPointer == 0)	×
280	{
281	ConvertedIsil = [];	×
UNCOV 282	return;	×
283	}
284
285	ConvertedIsil = AppContext.InstructionSet.GetIsilFromMethod(this);	×
286
UNCOV 287	if (ConvertedIsil.Count == 0)	×
UNCOV 288	return; //Nothing to do, empty function	×
289
UNCOV 290	ControlFlowGraph = new ISILControlFlowGraph();	×
291	ControlFlowGraph.Build(ConvertedIsil);	×
292
293	// Post step to convert metadata usage. Ldstr Opcodes etc.
294	foreach (var block in ControlFlowGraph.Blocks)	×
295	{
UNCOV 296	foreach (var converter in blockProcessors)	×
297	{
298	converter.Process(this, block);	×
299	}
300	}
UNCOV 301	}	×
302
303	public void ReleaseAnalysisData()
304	{
305	ConvertedIsil = null;	×
UNCOV 306	ControlFlowGraph = null;	×
UNCOV 307	}	×
308
309	public ConcreteGenericMethodAnalysisContext MakeGenericInstanceMethod(params IEnumerable<TypeAnalysisContext> methodGenericParameters)
310	{
311	if (this is ConcreteGenericMethodAnalysisContext methodOnGenericInstanceType)	×
312	{
UNCOV 313	return new ConcreteGenericMethodAnalysisContext(methodOnGenericInstanceType.BaseMethodContext, methodOnGenericInstanceType.TypeGenericParameters, methodGenericParameters);	×
314	}
315	else
316	{
317	return new ConcreteGenericMethodAnalysisContext(this, [], methodGenericParameters);	×
318	}
319	}
320
321	public ConcreteGenericMethodAnalysisContext MakeConcreteGenericMethod(IEnumerable<TypeAnalysisContext> typeGenericParameters, IEnumerable<TypeAnalysisContext> methodGenericParameters)
322	{
UNCOV 323	if (this is ConcreteGenericMethodAnalysisContext)	×
324	{
UNCOV 325	throw new InvalidOperationException($"Attempted to make a {nameof(ConcreteGenericMethodAnalysisContext)} concrete: {this}");	×
326	}
327	else
328	{
329	return new ConcreteGenericMethodAnalysisContext(this, typeGenericParameters, methodGenericParameters);	×
330	}
331	}
332
333	public override string ToString() => $"Method: {FullName}";	33✔
334
335	#region StableNameDot implementation
336
337	ITypeInfoProvider IMethodInfoProvider.ReturnType =>
UNCOV 338	Definition!.RawReturnType!.ThisOrElementIsGenericParam()	×
UNCOV 339	? new GenericParameterTypeInfoProviderWrapper(Definition.RawReturnType!.GetGenericParamName())	×
UNCOV 340	: TypeAnalysisContext.GetSndnProviderForType(AppContext, Definition!.RawReturnType);	×
341
342	IEnumerable<IParameterInfoProvider> IMethodInfoProvider.ParameterInfoProviders => Parameters;	×
343
344	string IMethodInfoProvider.MethodName => Name;	×
345
346	MethodAttributes IMethodInfoProvider.MethodAttributes => Attributes;	×
347
348	MethodSemantics IMethodInfoProvider.MethodSemantics
349	{
350	get
351	{
UNCOV 352	if (DeclaringType != null)	×
353	{
354	//This one is a bit trickier, as il2cpp doesn't use semantics.
UNCOV 355	foreach (var prop in DeclaringType.Properties)	×
356	{
UNCOV 357	if (prop.Getter == this)	×
UNCOV 358	return MethodSemantics.Getter;	×
359	if (prop.Setter == this)	×
UNCOV 360	return MethodSemantics.Setter;	×
361	}
362
363	foreach (var evt in DeclaringType.Events)	×
364	{
UNCOV 365	if (evt.Adder == this)	×
UNCOV 366	return MethodSemantics.AddOn;	×
367	if (evt.Remover == this)	×
UNCOV 368	return MethodSemantics.RemoveOn;	×
369	if (evt.Invoker == this)	×
370	return MethodSemantics.Fire;	×
371	}
372	}
373
374	return 0;	×
UNCOV 375	}	×
376	}
377
378	#endregion
379	}

SamboyCoding / Cpp2IL / 18664957279

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