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接入obfuz->2.0

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Alex-Rachel
2025-07-26 08:10:41 +08:00
parent f2c7ff4336
commit cb86d8868e
713 changed files with 57092 additions and 10 deletions
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UnityProject/Packages/com.code-philosophy.hybridclr/Editor/MethodBridge/Analyzer.cs Normal file
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using dnlib.DotNet;
using HybridCLR.Editor.ABI;
using HybridCLR.Editor.Meta;
using System;
using System.Collections.Generic;
using System.Linq;
using System.Text;
using System.Threading.Tasks;
using UnityEngine;
namespace HybridCLR.Editor.MethodBridge
{
public class Analyzer
{
public class Options
{
public AssemblyReferenceDeepCollector Collector { get; set; }
public int MaxIterationCount { get; set; }
}
private readonly int _maxInterationCount;
private readonly AssemblyReferenceDeepCollector _assemblyCollector;
private readonly object _lock = new object();
private readonly List<TypeDef> _typeDefs = new List<TypeDef>();
private readonly HashSet<GenericClass> _genericTypes = new HashSet<GenericClass>();
private readonly HashSet<GenericMethod> _genericMethods = new HashSet<GenericMethod>();
private List<GenericMethod> _processingMethods = new List<GenericMethod>();
private List<GenericMethod> _newMethods = new List<GenericMethod>();
public IReadOnlyList<TypeDef> TypeDefs => _typeDefs;
public IReadOnlyCollection<GenericClass> GenericTypes => _genericTypes;
public IReadOnlyCollection<GenericMethod> GenericMethods => _genericMethods;
private readonly MethodReferenceAnalyzer _methodReferenceAnalyzer;
public Analyzer(Options options)
{
_maxInterationCount = options.MaxIterationCount;
_assemblyCollector = options.Collector;
_methodReferenceAnalyzer = new MethodReferenceAnalyzer(this.OnNewMethod);
}
private void TryAddAndWalkGenericType(GenericClass gc)
{
if (gc == null)
{
return;
}
lock(_lock)
{
gc = StandardizeClass(gc);
if (_genericTypes.Add(gc))
{
WalkType(gc);
}
}
}
private GenericClass StandardizeClass(GenericClass gc)
{
TypeDef typeDef = gc.Type;
ICorLibTypes corLibTypes = typeDef.Module.CorLibTypes;
List<TypeSig> klassGenericParams = gc.KlassInst != null ? MetaUtil.ToShareTypeSigs(corLibTypes, gc.KlassInst) : (typeDef.GenericParameters.Count > 0 ? MetaUtil.CreateDefaultGenericParams(typeDef.Module, typeDef.GenericParameters.Count) : null);
return new GenericClass(typeDef, klassGenericParams);
}
private GenericMethod StandardizeMethod(GenericMethod gm)
{
TypeDef typeDef = gm.Method.DeclaringType;
ICorLibTypes corLibTypes = typeDef.Module.CorLibTypes;
List<TypeSig> klassGenericParams = gm.KlassInst != null ? MetaUtil.ToShareTypeSigs(corLibTypes, gm.KlassInst) : (typeDef.GenericParameters.Count > 0 ? MetaUtil.CreateDefaultGenericParams(typeDef.Module, typeDef.GenericParameters.Count) : null);
List<TypeSig> methodGenericParams = gm.MethodInst != null ? MetaUtil.ToShareTypeSigs(corLibTypes, gm.MethodInst) : (gm.Method.GenericParameters.Count > 0 ? MetaUtil.CreateDefaultGenericParams(typeDef.Module, gm.Method.GenericParameters.Count) : null);
return new GenericMethod(gm.Method, klassGenericParams, methodGenericParams);
}
private void OnNewMethod(MethodDef methodDef, List<TypeSig> klassGenericInst, List<TypeSig> methodGenericInst, GenericMethod method)
{
lock(_lock)
{
method = StandardizeMethod(method);
if (_genericMethods.Add(method))
{
_newMethods.Add(method);
}
if (method.KlassInst != null)
{
TryAddAndWalkGenericType(new GenericClass(method.Method.DeclaringType, method.KlassInst));
}
}
}
private void WalkType(GenericClass gc)
{
//Debug.Log($"typespec:{sig} {sig.GenericType} {sig.GenericType.TypeDefOrRef.ResolveTypeDef()}");
//Debug.Log($"== walk generic type:{new GenericInstSig(gc.Type.ToTypeSig().ToClassOrValueTypeSig(), gc.KlassInst)}");
ITypeDefOrRef baseType = gc.Type.BaseType;
if (baseType != null && baseType.TryGetGenericInstSig() != null)
{
GenericClass parentType = GenericClass.ResolveClass((TypeSpec)baseType, new GenericArgumentContext(gc.KlassInst, null));
TryAddAndWalkGenericType(parentType);
}
foreach (var method in gc.Type.Methods)
{
var gm = StandardizeMethod(new GenericMethod(method, gc.KlassInst, null));
//Debug.Log($"add method:{gm.Method} {gm.KlassInst}");
if (_genericMethods.Add(gm))
{
if (method.HasBody && method.Body.Instructions != null)
{
_newMethods.Add(gm);
}
}
}
}
private void WalkType(TypeDef typeDef)
{
_typeDefs.Add(typeDef);
ITypeDefOrRef baseType = typeDef.BaseType;
if (baseType != null && baseType.TryGetGenericInstSig() != null)
{
GenericClass gc = GenericClass.ResolveClass((TypeSpec)baseType, null);
TryAddAndWalkGenericType(gc);
}
foreach (var method in typeDef.Methods)
{
// 对于带泛型的参数，统一泛型共享为object
var gm = StandardizeMethod(new GenericMethod(method, null, null));
_genericMethods.Add(gm);
}
}
private void Prepare()
{
// 将所有非泛型函数全部加入函数列表，同时立马walk这些method。
// 后续迭代中将只遍历MethodSpec
foreach (var ass in _assemblyCollector.GetLoadedModules())
{
foreach (TypeDef typeDef in ass.GetTypes())
{
WalkType(typeDef);
}
for (uint rid = 1, n = ass.Metadata.TablesStream.TypeSpecTable.Rows; rid <= n; rid++)
{
var ts = ass.ResolveTypeSpec(rid);
var cs = GenericClass.ResolveClass(ts, null);
if (cs != null)
{
TryAddAndWalkGenericType(cs);
}
}
for (uint rid = 1, n = ass.Metadata.TablesStream.MethodSpecTable.Rows; rid <= n; rid++)
{
var ms = ass.ResolveMethodSpec(rid);
var gm = GenericMethod.ResolveMethod(ms, null)?.ToGenericShare();
if (gm == null)
{
continue;
}
gm = StandardizeMethod(gm);
if (_genericMethods.Add(gm))
{
_newMethods.Add(gm);
}
}
}
Debug.Log($"PostPrepare allMethods:{_genericMethods.Count} newMethods:{_newMethods.Count}");
}
private void RecursiveCollect()
{
for (int i = 0; i < _maxInterationCount && _newMethods.Count > 0; i++)
{
var temp = _processingMethods;
_processingMethods = _newMethods;
_newMethods = temp;
_newMethods.Clear();
Task.WaitAll(_processingMethods.Select(method => Task.Run(() =>
{
_methodReferenceAnalyzer.WalkMethod(method.Method, method.KlassInst, method.MethodInst);
})).ToArray());
Debug.Log($"iteration:[{i}] genericClass:{_genericTypes.Count} genericMethods:{_genericMethods.Count} newMethods:{_newMethods.Count}");
}
}
public void Run()
{
Prepare();
RecursiveCollect();
}
}
}