internal MethodDefinition(MetadataImage image, MetadataRow <FileSegment, MethodImplAttributes, MethodAttributes, uint, uint, uint> row)
: base(row.MetadataToken)
{
_image = image;
var stringStream = image.Header.GetStream <StringStream>();
var blobStream = image.Header.GetStream <BlobStream>();
ImplAttributes = row.Column2;
Attributes = row.Column3;
_name = new LazyValue <string>(() => stringStream.GetStringByOffset(row.Column4));
IBinaryStreamReader blobReader;
if (blobStream.TryCreateBlobReader(row.Column5, out blobReader))
{
_signature = new LazyValue <MethodSignature>(() => MethodSignature.FromReader(image, blobReader));
}
_methodBody = new LazyValue <MethodBody>(() =>
{
var rawBody = row.Column1 as CilRawMethodBody;
if (rawBody != null)
{
return(CilMethodBody.FromRawMethodBody(this, rawBody));
}
// TODO: handler for native methods.
return(null);
});
_declaringType = new LazyValue <TypeDefinition>(() =>
{
var table = image.Header.GetStream <TableStream>().GetTable(MetadataTokenType.TypeDef);
var typeRow = table.GetRowClosestToKey(5, row.MetadataToken.Rid);
return((TypeDefinition)table.GetMemberFromRow(image, typeRow));
});
_pinvokeMap = new LazyValue <ImplementationMap>(() =>
{
if (!row.Column3.HasFlag(MethodAttributes.PInvokeImpl))
{
return(null);
}
var table = (ImplementationMapTable)image.Header.GetStream <TableStream>().GetTable(MetadataTokenType.ImplMap);
var mapRow = table.FindImplementationMapOfOwner(row.MetadataToken);
return(mapRow != null ? (ImplementationMap)table.GetMemberFromRow(image, mapRow) : null);
});
Parameters = new RangedMemberCollection <MethodDefinition, ParameterDefinition>(this, MetadataTokenType.Param, 5, GetParamOwner, SetParamOwner);
CustomAttributes = new CustomAttributeCollection(this);
SecurityDeclarations = new SecurityDeclarationCollection(this);
GenericParameters = new GenericParameterCollection(this);
}
internal PropertyMap(MetadataImage image, MetadataRow <uint, uint> row)
: base(row.MetadataToken)
{
_image = image;
_parent = new LazyValue <TypeDefinition>(() =>
{
var typeTable = image.Header.GetStream <TableStream>().GetTable(MetadataTokenType.TypeDef);
return((TypeDefinition)typeTable.GetMemberFromRow(image, typeTable.GetRow((int)(row.Column1 - 1))));
});
Properties = new RangedMemberCollection <PropertyMap, PropertyDefinition>(this, MetadataTokenType.Property,
1, GetPropertyOwner, SetPropertyOwner);
}
internal EventMap(MetadataImage image, MetadataRow <uint, uint> row)
: base(row.MetadataToken)
{
_image = image;
_parent = new LazyValue <TypeDefinition>(() =>
{
var typeTable = image.Header.GetStream <TableStream>().GetTable(MetadataTokenType.TypeDef);
return(typeTable.TryGetRow((int)row.Column1 - 1, out var typeRow)
? (TypeDefinition)typeTable.GetMemberFromRow(image, typeRow)
: null);
});
Events = new RangedMemberCollection <EventMap, EventDefinition>(this, MetadataTokenType.Event, 1, GetEventOwner, SetEventOwner);
}
internal TypeDefinition(MetadataImage image, MetadataRow <TypeAttributes, uint, uint, uint, uint, uint> row)
: base(row.MetadataToken)
{
Module = image.Assembly.Modules.FirstOrDefault();
var tableStream = image.Header.GetStream <TableStream>();
var stringStream = image.Header.GetStream <StringStream>();
Attributes = row.Column1;
_name = _namespace = new LazyValue <string>(() => stringStream.GetStringByOffset(row.Column2));
_namespace = new LazyValue <string>(() => stringStream.GetStringByOffset(row.Column3));
_baseType = new LazyValue <ITypeDefOrRef>(() =>
{
var baseTypeToken = tableStream.GetIndexEncoder(CodedIndex.TypeDefOrRef).DecodeIndex(row.Column4);
if (baseTypeToken.Rid != 0)
{
IMetadataMember baseType;
if (image.TryResolveMember(baseTypeToken, out baseType))
{
return(baseType as ITypeDefOrRef);
}
}
return(null);
});
Fields = new RangedMemberCollection <TypeDefinition, FieldDefinition>(this, MetadataTokenType.Field, 4, GetFieldOwner, SetFieldOwner);
Methods = new RangedMemberCollection <TypeDefinition, MethodDefinition>(this, MetadataTokenType.Method, 5, GetMethodOwner, SetMethodOwner);
_classLayout = new LazyValue <ClassLayout>(() =>
{
var table = image.Header.GetStream <TableStream>().GetTable(MetadataTokenType.ClassLayout);
var layoutRow = table.GetRowByKey(2, row.MetadataToken.Rid);
return(layoutRow != null ? (ClassLayout)table.GetMemberFromRow(image, layoutRow) : null);
});
_propertyMap = new LazyValue <PropertyMap>(() =>
{
var table = image.Header.GetStream <TableStream>().GetTable(MetadataTokenType.PropertyMap);
var mapRow = table.GetRowByKey(0, row.MetadataToken.Rid);
return(mapRow != null ? (PropertyMap)table.GetMemberFromRow(image, mapRow) : null);
});
_eventMap = new LazyValue <EventMap>(() =>
{
var table = image.Header.GetStream <TableStream>().GetTable(MetadataTokenType.EventMap);
var mapRow = table.GetRowByKey(0, row.MetadataToken.Rid);
return(mapRow != null ? (EventMap)table.GetMemberFromRow(image, mapRow) : null);
});
_declaringType = new LazyValue <TypeDefinition>(() =>
{
var table = image.Header.GetStream <TableStream>().GetTable(MetadataTokenType.NestedClass);
var nestedClassRow = table.GetRowByKey(0, row.MetadataToken.Rid);
return(nestedClassRow != null
? ((NestedClass)table.GetMemberFromRow(image, nestedClassRow)).EnclosingClass
: null);
});
CustomAttributes = new CustomAttributeCollection(this);
SecurityDeclarations = new SecurityDeclarationCollection(this);
NestedClasses = new NestedClassCollection(this);
GenericParameters = new GenericParameterCollection(this);
Interfaces = new InterfaceImplementationCollection(this);
MethodImplementations = new MethodImplementationCollection(this);
}
