private static TypeSignature ReadTypeSignature( MetadataImage image, IBinaryStreamReader reader, RecursionProtection protection) { var elementType = (ElementType)reader.ReadByte(); switch (elementType) { case ElementType.Array: return(ArrayTypeSignature.FromReader(image, reader, protection)); case ElementType.Boxed: return(BoxedTypeSignature.FromReader(image, reader, protection)); case ElementType.ByRef: return(ByReferenceTypeSignature.FromReader(image, reader, protection)); case ElementType.CModOpt: return(OptionalModifierSignature.FromReader(image, reader, protection)); case ElementType.CModReqD: return(RequiredModifierSignature.FromReader(image, reader, protection)); case ElementType.Class: return(TypeDefOrRefSignature.FromReader(image, reader, protection)); case ElementType.FnPtr: return(FunctionPointerTypeSignature.FromReader(image, reader, protection)); case ElementType.GenericInst: return(GenericInstanceTypeSignature.FromReader(image, reader, protection)); case ElementType.MVar: return(GenericParameterSignature.FromReader(image, reader, GenericParameterType.Method)); case ElementType.Pinned: return(PinnedTypeSignature.FromReader(image, reader, protection)); case ElementType.Ptr: return(PointerTypeSignature.FromReader(image, reader, protection)); case ElementType.Sentinel: return(SentinelTypeSignature.FromReader(image, reader, protection)); case ElementType.SzArray: return(SzArrayTypeSignature.FromReader(image, reader, protection)); case ElementType.ValueType: var type = TypeDefOrRefSignature.FromReader(image, reader, protection); type.IsValueType = true; return(type); case ElementType.Var: return(GenericParameterSignature.FromReader(image, reader, GenericParameterType.Type)); default: return(MsCorLibTypeSignature.FromElementType(image, elementType)); } }
public static TypeSignature FromReader(MetadataHeader header, IBinaryStreamReader reader) { var elementType = (ElementType)reader.ReadByte(); switch (elementType) { case ElementType.Array: return(ArrayTypeSignature.FromReader(header, reader)); case ElementType.Boxed: return(BoxedTypeSignature.FromReader(header, reader)); case ElementType.ByRef: return(ByReferenceTypeSignature.FromReader(header, reader)); case ElementType.CModOpt: return(OptionalModifierSignature.FromReader(header, reader)); case ElementType.CModReqD: return(RequiredModifierSignature.FromReader(header, reader)); case ElementType.Class: return(TypeDefOrRefSignature.FromReader(header, reader)); case ElementType.FnPtr: return(FunctionPointerTypeSignature.FromReader(header, reader)); case ElementType.GenericInst: return(GenericInstanceTypeSignature.FromReader(header, reader)); case ElementType.MVar: return(GenericParameterSignature.FromReader(header, reader, GenericParameterType.Method)); case ElementType.Pinned: return(PinnedTypeSignature.FromReader(header, reader)); case ElementType.Ptr: return(PointerTypeSignature.FromReader(header, reader)); case ElementType.Sentinel: return(SentinelTypeSignature.FromReader(header, reader)); case ElementType.SzArray: return(SzArrayTypeSignature.FromReader(header, reader)); case ElementType.ValueType: var type = TypeDefOrRefSignature.FromReader(header, reader); type.IsValueType = true; return(type); case ElementType.Var: return(GenericParameterSignature.FromReader(header, reader, GenericParameterType.Type)); default: return(MsCorLibTypeSignature.FromElementType(header, elementType)); } throw new NotSupportedException(); }
public void CreateRequiredModifierField() { // set up temp assembly. var assembly = Utilities.CreateTempNetAssembly(); var typeSystem = assembly.NetDirectory.MetadataHeader.TypeSystem; var tableStream = assembly.NetDirectory.MetadataHeader.GetStream<TableStream>(); var fieldTable = tableStream.GetTable<FieldDefinition>(); var importer = new ReferenceImporter(tableStream); // create field. var typeSignature = new RequiredModifierSignature(importer.ImportType(typeof(IsVolatile)), typeSystem.Int32); var field = new FieldDefinition(FieldName, FieldAttributes.Public | FieldAttributes.Static, new FieldSignature(typeSignature)); fieldTable.Add(field); // build and validate. assembly = Utilities.RebuildNetAssembly(assembly); fieldTable = assembly.NetDirectory.MetadataHeader.GetStream<TableStream>().GetTable<FieldDefinition>(); field = fieldTable.First(x => x.Name == FieldName); Assert.IsInstanceOfType(field.Signature.FieldType, typeof(RequiredModifierSignature)); var newTypeSignature = (RequiredModifierSignature)field.Signature.FieldType; Utilities.ValidateType(typeSignature.ModifierType, newTypeSignature.ModifierType); Utilities.ValidateType(typeSignature.BaseType, newTypeSignature.BaseType); }
private RequiredModifierSignature ImportRequiredModifierSignature(RequiredModifierSignature modReqType) { return new RequiredModifierSignature(ImportType(modReqType.ModifierType), ImportTypeSignature(modReqType.BaseType)); }
/// <summary> /// Determines whether two types are considered equal according to their signature. /// </summary> /// <param name="signature1">The first type to compare.</param> /// <param name="signature2">The second type to compare.</param> /// <returns><c>True</c> if the types are considered equal, <c>False</c> otherwise.</returns> public bool MatchTypes(RequiredModifierSignature signature1, RequiredModifierSignature signature2) { if (signature1 == null && signature2 == null) return true; if (signature1 == null || signature2 == null) return false; return MatchTypes(signature1.ModifierType, signature2.ModifierType) && MatchTypes(signature1.BaseType, signature2.BaseType); }