// Special coersion rules for primitives, enums and pointer. private static Exception ConvertOrWidenPrimitivesEnumsAndPointersIfPossible(object srcObject, EETypePtr srcEEType, EETypePtr dstEEType, CheckArgumentSemantics semantics, out object dstObject) { if (semantics == CheckArgumentSemantics.SetFieldDirect && (srcEEType.IsEnum || dstEEType.IsEnum)) { dstObject = null; return(CreateChangeTypeException(srcEEType, dstEEType, semantics)); } if (!((srcEEType.IsEnum || srcEEType.IsPrimitive) && (dstEEType.IsEnum || dstEEType.IsPrimitive || dstEEType.IsPointer))) { dstObject = null; return(CreateChangeTypeException(srcEEType, dstEEType, semantics)); } if (dstEEType.IsPointer) { dstObject = null; return(NotImplemented.ActiveIssue("TFS 457960 - Passing Pointers through Reflection Invoke")); } RuntimeImports.RhCorElementType dstCorElementType = dstEEType.CorElementType; if (!srcEEType.CorElementTypeInfo.CanWidenTo(dstCorElementType)) { dstObject = null; return(CreateChangeTypeArgumentException(srcEEType, dstEEType)); } switch (dstCorElementType) { case RuntimeImports.RhCorElementType.ELEMENT_TYPE_BOOLEAN: dstObject = Convert.ToBoolean(srcObject); break; case RuntimeImports.RhCorElementType.ELEMENT_TYPE_CHAR: dstObject = Convert.ToChar(srcObject); break; case RuntimeImports.RhCorElementType.ELEMENT_TYPE_I1: dstObject = Convert.ToSByte(srcObject); break; case RuntimeImports.RhCorElementType.ELEMENT_TYPE_I2: dstObject = Convert.ToInt16(srcObject); break; case RuntimeImports.RhCorElementType.ELEMENT_TYPE_I4: dstObject = Convert.ToInt32(srcObject); break; case RuntimeImports.RhCorElementType.ELEMENT_TYPE_I8: dstObject = Convert.ToInt64(srcObject); break; case RuntimeImports.RhCorElementType.ELEMENT_TYPE_U1: dstObject = Convert.ToByte(srcObject); break; case RuntimeImports.RhCorElementType.ELEMENT_TYPE_U2: dstObject = Convert.ToUInt16(srcObject); break; case RuntimeImports.RhCorElementType.ELEMENT_TYPE_U4: dstObject = Convert.ToUInt32(srcObject); break; case RuntimeImports.RhCorElementType.ELEMENT_TYPE_U8: dstObject = Convert.ToUInt64(srcObject); break; case RuntimeImports.RhCorElementType.ELEMENT_TYPE_R4: if (srcEEType.CorElementType == RuntimeImports.RhCorElementType.ELEMENT_TYPE_CHAR) { dstObject = (float)(char)srcObject; } else { dstObject = Convert.ToSingle(srcObject); } break; case RuntimeImports.RhCorElementType.ELEMENT_TYPE_R8: if (srcEEType.CorElementType == RuntimeImports.RhCorElementType.ELEMENT_TYPE_CHAR) { dstObject = (double)(char)srcObject; } else { dstObject = Convert.ToDouble(srcObject); } break; default: Debug.Assert(false, "Unexpected CorElementType: " + dstCorElementType + ": Not a valid widening target."); dstObject = null; return(CreateChangeTypeException(srcEEType, dstEEType, semantics)); } if (dstEEType.IsEnum) { Type dstType = ReflectionCoreNonPortable.GetRuntimeTypeForEEType(dstEEType); dstObject = Enum.ToObject(dstType, dstObject); } Debug.Assert(dstObject.EETypePtr == dstEEType); return(null); }