PHXH
/
obfuz
mirror of https://github.com/focus-creative-games/obfuz
2
0
Fork 0
Code Issues Packages Projects Releases Wiki Activity

支持rename field

backup
walon 2025-04-07 08:04:29 +08:00
parent e260319bba
commit 53681bd14a
3 changed files with 58 additions and 5 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

2
Editor/AssemblyCache.cs
View File

@ -67,7 +67,7 @@ namespace Obfuz
{ {
//Debug.Log($"do load module:{dllPath}"); //Debug.Log($"do load module:{dllPath}");
ModuleDefMD mod = ModuleDefMD.Load(File.ReadAllBytes(dllPath), _modCtx); ModuleDefMD mod = ModuleDefMD.Load(File.ReadAllBytes(dllPath), _modCtx);
mod.EnableTypeDefFindCache = true; //mod.EnableTypeDefFindCache = true;
_asmResolver.AddToCache(mod); _asmResolver.AddToCache(mod);
return mod; return mod;
} }

2
Editor/Rename/NameMaker.cs
View File

@ -28,7 +28,7 @@ namespace Obfuz.Rename
{ {
private string GetDefaultNewName(string originName) private string GetDefaultNewName(string originName)
{ {
return originName + "_generated_obfuz"; return originName + "_xxx__";
} }
public string GetNewName(ModuleDefMD mod, string originalName) public string GetNewName(ModuleDefMD mod, string originalName)

59
Editor/Rename/SymbolRename.cs
View File

@ -80,7 +80,7 @@ namespace Obfuz
return false; return false;
} }
private List<ObfuzAssemblyInfo> GetReferenceMeAssemblies(ModuleDefMD mod) private List<ObfuzAssemblyInfo> GetReferenceMeAssemblies(ModuleDef mod)
{ {
return _ctx.assemblies.Find(ass => ass.module == mod).referenceMeAssemblies; return _ctx.assemblies.Find(ass => ass.module == mod).referenceMeAssemblies;
} }
@ -126,7 +126,7 @@ namespace Obfuz
string newFullName = type.FullName; string newFullName = type.FullName;
Debug.Log($"rename typedef. assembly:{type.Module.Name} oldName:{oldFullName} => newName:{newFullName}"); Debug.Log($"rename typedef. assembly:{type.Module.Name} oldName:{oldFullName} => newName:{newFullName}");
foreach (ObfuzAssemblyInfo ass in GetReferenceMeAssemblies((ModuleDefMD)type.Module)) foreach (ObfuzAssemblyInfo ass in GetReferenceMeAssemblies(type.Module))
{ {
foreach (TypeRef typeRef in ass.module.GetTypeRefs()) foreach (TypeRef typeRef in ass.module.GetTypeRefs())
{ {
@ -143,13 +143,66 @@ namespace Obfuz
typeRef.Namespace = newNamespace; typeRef.Namespace = newNamespace;
} }
typeRef.Name = newName; typeRef.Name = newName;
Debug.Log($"rename assembly:{typeRef.DefinitionAssembly.Name} reference {oldFullName} => {typeRef.FullName}"); Debug.Log($"rename assembly:{ass.module.Name} reference {oldFullName} => {typeRef.FullName}");
} }
} }
} }
private void Rename(FieldDef field) private void Rename(FieldDef field)
{ {
string oldName = field.Name;
string newName = _ctx.nameMaker.GetNewName(field, oldName);
foreach (ObfuzAssemblyInfo ass in GetReferenceMeAssemblies(field.DeclaringType.Module))
{
foreach (MemberRef memberRef in ass.module.GetMemberRefs())
{
if (!memberRef.IsFieldRef)
{
continue;
}
if (oldName != memberRef.Name || !TypeEqualityComparer.Instance.Equals(memberRef.FieldSig.Type, field.FieldSig.Type))
{
continue;
}
IMemberRefParent parent = memberRef.Class;
if (parent is ITypeDefOrRef typeDefOrRef)
{
if (typeDefOrRef.IsTypeDef)
{
if (typeDefOrRef != field.DeclaringType)
{
continue;
}
}
else if (typeDefOrRef.IsTypeRef)
{
if (typeDefOrRef.ResolveTypeDefThrow() != field.DeclaringType)
{
continue;
}
}
else if (typeDefOrRef.IsTypeSpec)
{
var typeSpec = (TypeSpec)typeDefOrRef;
GenericInstSig gis = typeSpec.TryGetGenericInstSig();
if (gis == null || gis.GenericType.ToTypeDefOrRef().ResolveTypeDef() != field.DeclaringType)
{
continue;
}
}
else
{
continue;
}
}
string oldFieldFullName = memberRef.ToString();
memberRef.Name = newName;
Debug.Log($"rename assembly:{ass.name} field:{oldFieldFullName} => {memberRef}");
}
}
field.Name = newName;
Debug.Log($"rename field. {field} => {newName}");
} }
private void Rename(MethodDef method) private void Rename(MethodDef method)