private TypeReference ImportTypeSpecification(TypeReference type, ImportGenericContext context)
{
ElementType etype = type.etype;
switch (etype)
{
case ElementType.Ptr:
{
PointerType pointerType = (PointerType)type;
return(new PointerType(this.ImportType(pointerType.ElementType, context)));
}
case ElementType.ByRef:
{
ByReferenceType byReferenceType = (ByReferenceType)type;
return(new ByReferenceType(this.ImportType(byReferenceType.ElementType, context)));
}
case ElementType.ValueType:
case ElementType.Class:
case ElementType.TypedByRef:
case (ElementType)23:
case ElementType.I:
case ElementType.U:
case (ElementType)26:
case ElementType.Object:
break;
case ElementType.Var:
{
GenericParameter genericParameter = (GenericParameter)type;
if (genericParameter.DeclaringType == null)
{
throw new InvalidOperationException();
}
return(context.TypeParameter(genericParameter.DeclaringType.FullName, genericParameter.Position));
}
case ElementType.Array:
{
ArrayType arrayType = (ArrayType)type;
ArrayType arrayType2 = new ArrayType(this.ImportType(arrayType.ElementType, context));
if (arrayType.IsVector)
{
return(arrayType2);
}
Collection <ArrayDimension> dimensions = arrayType.Dimensions;
Collection <ArrayDimension> dimensions2 = arrayType2.Dimensions;
dimensions2.Clear();
for (int i = 0; i < dimensions.Count; i++)
{
ArrayDimension arrayDimension = dimensions[i];
dimensions2.Add(new ArrayDimension(arrayDimension.LowerBound, arrayDimension.UpperBound));
}
return(arrayType2);
}
case ElementType.GenericInst:
{
GenericInstanceType genericInstanceType = (GenericInstanceType)type;
TypeReference type2 = this.ImportType(genericInstanceType.ElementType, context);
GenericInstanceType genericInstanceType2 = new GenericInstanceType(type2);
Collection <TypeReference> genericArguments = genericInstanceType.GenericArguments;
Collection <TypeReference> genericArguments2 = genericInstanceType2.GenericArguments;
for (int j = 0; j < genericArguments.Count; j++)
{
genericArguments2.Add(this.ImportType(genericArguments[j], context));
}
return(genericInstanceType2);
}
case ElementType.FnPtr:
{
FunctionPointerType functionPointerType = (FunctionPointerType)type;
FunctionPointerType functionPointerType2 = new FunctionPointerType
{
HasThis = functionPointerType.HasThis,
ExplicitThis = functionPointerType.ExplicitThis,
CallingConvention = functionPointerType.CallingConvention,
ReturnType = this.ImportType(functionPointerType.ReturnType, context)
};
if (!functionPointerType.HasParameters)
{
return(functionPointerType2);
}
for (int k = 0; k < functionPointerType.Parameters.Count; k++)
{
functionPointerType2.Parameters.Add(new ParameterDefinition(this.ImportType(functionPointerType.Parameters[k].ParameterType, context)));
}
return(functionPointerType2);
}
case ElementType.SzArray:
{
ArrayType arrayType3 = (ArrayType)type;
return(new ArrayType(this.ImportType(arrayType3.ElementType, context)));
}
case ElementType.MVar:
{
GenericParameter genericParameter2 = (GenericParameter)type;
if (genericParameter2.DeclaringMethod == null)
{
throw new InvalidOperationException();
}
return(context.MethodParameter(genericParameter2.DeclaringMethod.Name, genericParameter2.Position));
}
case ElementType.CModReqD:
{
RequiredModifierType requiredModifierType = (RequiredModifierType)type;
return(new RequiredModifierType(this.ImportType(requiredModifierType.ModifierType, context), this.ImportType(requiredModifierType.ElementType, context)));
}
case ElementType.CModOpt:
{
OptionalModifierType optionalModifierType = (OptionalModifierType)type;
return(new OptionalModifierType(this.ImportType(optionalModifierType.ModifierType, context), this.ImportType(optionalModifierType.ElementType, context)));
}
default:
if (etype == ElementType.Sentinel)
{
SentinelType sentinelType = (SentinelType)type;
return(new SentinelType(this.ImportType(sentinelType.ElementType, context)));
}
if (etype == ElementType.Pinned)
{
PinnedType pinnedType = (PinnedType)type;
return(new PinnedType(this.ImportType(pinnedType.ElementType, context)));
}
break;
}
throw new NotSupportedException(type.etype.ToString());
}
public void WriteTypeSignature(TypeReference type)
{
if (type == null)
{
throw new ArgumentNullException();
}
ElementType etype = type.etype;
ElementType elementType = etype;
if (elementType <= ElementType.GenericInst)
{
if (elementType == ElementType.None)
{
this.WriteElementType(type.IsValueType ? ElementType.ValueType : ElementType.Class);
base.WriteCompressedUInt32(this.MakeTypeDefOrRefCodedRID(type));
return;
}
switch (elementType)
{
case ElementType.Ptr:
case ElementType.ByRef:
goto IL_E3;
case ElementType.ValueType:
case ElementType.Class:
goto IL_17D;
case ElementType.Var:
break;
case ElementType.Array:
{
ArrayType arrayType = (ArrayType)type;
if (!arrayType.IsVector)
{
this.WriteArrayTypeSignature(arrayType);
return;
}
this.WriteElementType(ElementType.SzArray);
this.WriteTypeSignature(arrayType.ElementType);
return;
}
case ElementType.GenericInst:
{
GenericInstanceType genericInstanceType = (GenericInstanceType)type;
this.WriteElementType(ElementType.GenericInst);
this.WriteElementType(genericInstanceType.IsValueType ? ElementType.ValueType : ElementType.Class);
base.WriteCompressedUInt32(this.MakeTypeDefOrRefCodedRID(genericInstanceType.ElementType));
this.WriteGenericInstanceSignature(genericInstanceType);
return;
}
default:
goto IL_17D;
}
}
else
{
switch (elementType)
{
case ElementType.FnPtr:
{
FunctionPointerType method = (FunctionPointerType)type;
this.WriteElementType(ElementType.FnPtr);
this.WriteMethodSignature(method);
return;
}
case ElementType.Object:
case ElementType.SzArray:
goto IL_17D;
case ElementType.MVar:
break;
case ElementType.CModReqD:
case ElementType.CModOpt:
{
IModifierType type2 = (IModifierType)type;
this.WriteModifierSignature(etype, type2);
return;
}
default:
if (elementType != ElementType.Sentinel && elementType != ElementType.Pinned)
{
goto IL_17D;
}
goto IL_E3;
}
}
GenericParameter genericParameter = (GenericParameter)type;
this.WriteElementType(etype);
int position = genericParameter.Position;
if (position == -1)
{
throw new NotSupportedException();
}
base.WriteCompressedUInt32((uint)position);
return;
IL_E3:
TypeSpecification typeSpecification = (TypeSpecification)type;
this.WriteElementType(etype);
this.WriteTypeSignature(typeSpecification.ElementType);
return;
IL_17D:
if (!this.TryWriteElementType(type))
{
throw new NotSupportedException();
}
}
private TypeReference ReadTypeSignature(ElementType etype)
{
switch (etype)
{
case ElementType.Void:
return(this.TypeSystem.Void);
case ElementType.Boolean:
case ElementType.Char:
case ElementType.I1:
case ElementType.U1:
case ElementType.I2:
case ElementType.U2:
case ElementType.I4:
case ElementType.U4:
case ElementType.I8:
case ElementType.U8:
case ElementType.R4:
case ElementType.R8:
case ElementType.String:
case (ElementType)23:
case (ElementType)26:
break;
case ElementType.Ptr:
return(new PointerType(this.ReadTypeSignature()));
case ElementType.ByRef:
return(new ByReferenceType(this.ReadTypeSignature()));
case ElementType.ValueType:
{
TypeReference typeDefOrRef = this.GetTypeDefOrRef(this.ReadTypeTokenSignature());
typeDefOrRef.IsValueType = true;
return(typeDefOrRef);
}
case ElementType.Class:
return(this.GetTypeDefOrRef(this.ReadTypeTokenSignature()));
case ElementType.Var:
return(this.GetGenericParameter(GenericParameterType.Type, base.ReadCompressedUInt32()));
case ElementType.Array:
return(this.ReadArrayTypeSignature());
case ElementType.GenericInst:
{
bool flag = base.ReadByte() == 17;
TypeReference typeDefOrRef2 = this.GetTypeDefOrRef(this.ReadTypeTokenSignature());
GenericInstanceType genericInstanceType = new GenericInstanceType(typeDefOrRef2);
this.ReadGenericInstanceSignature(typeDefOrRef2, genericInstanceType);
if (flag)
{
genericInstanceType.IsValueType = true;
typeDefOrRef2.GetElementType().IsValueType = true;
}
return(genericInstanceType);
}
case ElementType.TypedByRef:
return(this.TypeSystem.TypedReference);
case ElementType.I:
return(this.TypeSystem.IntPtr);
case ElementType.U:
return(this.TypeSystem.UIntPtr);
case ElementType.FnPtr:
{
FunctionPointerType functionPointerType = new FunctionPointerType();
this.ReadMethodSignature(functionPointerType);
return(functionPointerType);
}
case ElementType.Object:
return(this.TypeSystem.Object);
case ElementType.SzArray:
return(new ArrayType(this.ReadTypeSignature()));
case ElementType.MVar:
return(this.GetGenericParameter(GenericParameterType.Method, base.ReadCompressedUInt32()));
case ElementType.CModReqD:
return(new RequiredModifierType(this.GetTypeDefOrRef(this.ReadTypeTokenSignature()), this.ReadTypeSignature()));
case ElementType.CModOpt:
return(new OptionalModifierType(this.GetTypeDefOrRef(this.ReadTypeTokenSignature()), this.ReadTypeSignature()));
default:
if (etype == ElementType.Sentinel)
{
return(new SentinelType(this.ReadTypeSignature()));
}
if (etype == ElementType.Pinned)
{
return(new PinnedType(this.ReadTypeSignature()));
}
break;
}
return(this.GetPrimitiveType(etype));
}