TypeResolver getTypeResolver(TypeReference typeReference)
{
var key = typeReference.Namespace + "." + typeReference.Name;
List <TypeResolver> list;
if (!types.TryGetValue(key, out list))
{
return(null);
}
if (typeReference is TypeDefinition)
{
foreach (var resolver in list)
{
if (resolver.type.MetadataToken == typeReference.MetadataToken.ToInt32())
{
return(resolver);
}
}
}
foreach (var resolver in list)
{
if (ResolverUtils.compareTypes(resolver.type, typeReference))
{
return(resolver);
}
}
return(null);
}
public MethodBase resolve(MethodReference methodReference)
{
initMethods();
List <MethodBase> list;
if (!methods.TryGetValue(methodReference.Name, out list))
{
return(null);
}
var git = methodReference.DeclaringType as GenericInstanceType;
var gim = methodReference as GenericInstanceMethod;
methodReference = MethodReferenceInstance.make(methodReference, git, gim);
foreach (var method in list)
{
if (ResolverUtils.compareMethods(method, methodReference))
{
return(method);
}
}
return(null);
}
public void SetMethodInfo(MMethod methodInfo)
{
this.methodInfo = methodInfo;
methodReturnType = ResolverUtils.GetReturnType(methodInfo.methodBase);
methodParameters = GetMethodParameterTypes(methodInfo.methodBase);
delegateType = Utils.GetDelegateType(methodReturnType, methodParameters);
}
TypeResolver GetTypeResolver(ITypeDefOrRef typeRef)
{
if (typeRef == null)
{
return(null);
}
var scopeType = typeRef.ScopeType;
var key = scopeType.Namespace + "." + scopeType.TypeName;
if (!types.TryGetValue(key, out var list))
{
return(null);
}
if (scopeType is TypeDef)
{
foreach (var resolver in list)
{
if (resolver.type.MetadataToken == scopeType.MDToken.Raw)
{
return(resolver);
}
}
}
foreach (var resolver in list)
{
if (ResolverUtils.CompareTypes(resolver.type, scopeType))
{
return(resolver);
}
}
return(null);
}
public FieldInfo resolve(FieldReference fieldReference)
{
initFields();
List <FieldInfo> list;
if (!fields.TryGetValue(fieldReference.Name, out list))
{
return(null);
}
var git = fieldReference.DeclaringType as GenericInstanceType;
if (git != null)
{
fieldReference = FieldReferenceInstance.make(fieldReference, git);
}
foreach (var field in list)
{
if (ResolverUtils.compareFields(field, fieldReference))
{
return(field);
}
}
return(null);
}
FieldInfo resolveGlobalField(FieldReference fieldReference)
{
initGlobalFields();
foreach (var globalField in globalFields)
{
if (ResolverUtils.compareFields(globalField, fieldReference))
{
return(globalField);
}
}
return(null);
}
MethodBase ResolveGlobalMethod(IMethod methodRef)
{
InitGlobalMethods();
foreach (var globalMethod in globalMethods)
{
if (ResolverUtils.CompareMethods(globalMethod, methodRef))
{
return(globalMethod);
}
}
return(null);
}
MethodBase resolveGlobalMethod(MethodReference methodReference)
{
initGlobalMethods();
foreach (var globalMethod in globalMethods)
{
if (ResolverUtils.compareMethods(globalMethod, methodReference))
{
return(globalMethod);
}
}
return(null);
}
FieldInfo ResolveGlobalField(IField fieldRef)
{
InitGlobalFields();
foreach (var globalField in globalFields)
{
if (ResolverUtils.CompareFields(globalField, fieldRef))
{
return(globalField);
}
}
return(null);
}
public RewrittenMethod createDelegate(MethodBase realMethod)
{
var newMethodInfo = realMethodToNewMethod[realMethod];
if (newMethodInfo.rewrittenMethod != null)
{
return(newMethodInfo.rewrittenMethod);
}
var dm = new DynamicMethod(newMethodInfo.rewrittenMethodName, typeof(object), new Type[] { GetType(), typeof(object[]) }, newMethodInfo.oldMethod.Module, true);
var ilg = dm.GetILGenerator();
ilg.Emit(ROpCodes.Ldarg_0);
ilg.Emit(ROpCodes.Ldc_I4, newMethodInfo.delegateIndex);
ilg.Emit(ROpCodes.Call, GetType().GetMethod("rtGetDelegateInstance", BindingFlags.DeclaredOnly | BindingFlags.NonPublic | BindingFlags.Instance));
ilg.Emit(ROpCodes.Castclass, newMethodInfo.delegateType);
var args = newMethodInfo.oldMethod.GetParameters();
for (int i = 0; i < args.Length; i++)
{
var arg = args[i].ParameterType;
ilg.Emit(ROpCodes.Ldarg_1);
ilg.Emit(ROpCodes.Ldc_I4, i);
ilg.Emit(ROpCodes.Ldelem_Ref);
if (arg.IsValueType)
{
ilg.Emit(ROpCodes.Unbox_Any, arg);
}
else
{
ilg.Emit(ROpCodes.Castclass, arg);
}
}
ilg.Emit(ROpCodes.Ldarg_0);
var flags = BindingFlags.DeclaredOnly | BindingFlags.Public | BindingFlags.Instance;
var invokeMethod = newMethodInfo.delegateType.GetMethod("Invoke", flags);
ilg.Emit(ROpCodes.Call, invokeMethod);
if (ResolverUtils.getReturnType(newMethodInfo.oldMethod) == typeof(void))
{
ilg.Emit(ROpCodes.Ldnull);
}
ilg.Emit(ROpCodes.Ret);
newMethodInfo.rewrittenMethod = (RewrittenMethod)dm.CreateDelegate(typeof(RewrittenMethod), this);
return(newMethodInfo.rewrittenMethod);
}
Type[] GetMethodParameterTypes(MethodBase method)
{
var list = new List <Type>();
if (ResolverUtils.HasThis(method))
{
list.Add(method.DeclaringType);
}
foreach (var param in method.GetParameters())
{
list.Add(param.ParameterType);
}
thisArgIndex = list.Count;
list.Add(methodsRewriter.GetType());
return(list.ToArray());
}
void InitMethods()
{
if (methods != null)
{
return;
}
methods = new Dictionary <string, List <MethodBase> >(StringComparer.Ordinal);
var flags = BindingFlags.DeclaredOnly | BindingFlags.Public | BindingFlags.NonPublic | BindingFlags.Static | BindingFlags.Instance;
foreach (var method in ResolverUtils.GetMethodBases(type, flags))
{
if (!methods.TryGetValue(method.Name, out var list))
{
methods[method.Name] = list = new List <MethodBase>();
}
list.Add(method);
}
}
public FieldInfo Resolve(IField fieldRef)
{
InitFields();
if (!fields.TryGetValue(fieldRef.Name.String, out var list))
{
return(null);
}
fieldRef = GenericArgsSubstitutor.Create(fieldRef, fieldRef.DeclaringType.TryGetGenericInstSig());
foreach (var field in list)
{
if (ResolverUtils.CompareFields(field, fieldRef))
{
return(field);
}
}
return(null);
}
public MethodBase Resolve(IMethod methodRef)
{
InitMethods();
if (!methods.TryGetValue(methodRef.Name.String, out var list))
{
return(null);
}
methodRef = GenericArgsSubstitutor.Create(methodRef, methodRef.DeclaringType.TryGetGenericInstSig());
foreach (var method in list)
{
if (ResolverUtils.CompareMethods(method, methodRef))
{
return(method);
}
}
return(null);
}
void InitMethods()
{
if (tokenToMethod != null)
{
return;
}
tokenToMethod = new Dictionary <int, MMethod>(typeDef.Methods.Count);
methodRefToMethod = new MethodDefDict <MMethod>();
var tmpTokenToMethod = new Dictionary <int, MethodBase>();
var flags = BindingFlags.DeclaredOnly | BindingFlags.Instance | BindingFlags.Static | BindingFlags.Public | BindingFlags.NonPublic;
foreach (var m in ResolverUtils.GetMethodBases(type, flags))
{
tmpTokenToMethod[m.MetadataToken] = m;
}
foreach (var m in typeDef.Methods)
{
var token = (int)m.MDToken.Raw;
var method = new MMethod(tmpTokenToMethod[token], m);
tokenToMethod[token] = method;
methodRefToMethod.Add(method.methodDef, method);
}
}
public TypeInstanceResolver(Type type, ITypeDefOrRef typeRef)
{
this.type = ResolverUtils.MakeInstanceType(type, typeRef);
}
static FieldInfo getStackFrameMethodField()
{
var flags = BindingFlags.Public | BindingFlags.NonPublic | BindingFlags.Instance;
return(ResolverUtils.getFieldThrow(typeof(StackFrame), typeof(MethodBase), flags, "Could not find StackFrame's method (MethodBase) field"));
}
static FieldInfo getStackTraceStackFramesField()
{
var flags = BindingFlags.Public | BindingFlags.NonPublic | BindingFlags.Instance;
return(ResolverUtils.getFieldThrow(typeof(StackTrace), typeof(StackFrame[]), flags, "Could not find StackTrace's frames (StackFrame[]) field"));
}
public TypeInstanceResolver(Type type, TypeReference typeReference)
{
this.type = ResolverUtils.makeInstanceType(type, typeReference);
}