public override bool Define()
{
if (!base.Define())
{
return(false);
}
if (!BuiltinTypeSpec.IsPrimitiveType(MemberType))
{
Report.Error(1663, Location,
"`{0}': Fixed size buffers type must be one of the following: bool, byte, short, int, long, char, sbyte, ushort, uint, ulong, float or double",
GetSignatureForError());
}
else if (declarators != null)
{
foreach (var d in declarators)
{
var f = new FixedField(Parent, d.GetFieldTypeExpression(this), ModFlags, new MemberName(d.Name.Value, d.Name.Location), OptAttributes);
f.initializer = d.Initializer;
((ConstInitializer)f.initializer).Name = d.Name.Value;
f.Define();
Parent.PartialContainer.Members.Add(f);
}
}
// Create nested fixed buffer container
string name = String.Format("<{0}>__FixedBuffer{1}", TypeDefinition.FilterNestedName(Name), GlobalCounter++);
fixed_buffer_type = Parent.TypeBuilder.DefineNestedType(name,
TypeAttributes.NestedPublic | TypeAttributes.Sealed | TypeAttributes.BeforeFieldInit,
Compiler.BuiltinTypes.ValueType.GetMetaInfo());
var ffield = fixed_buffer_type.DefineField(FixedElementName, MemberType.GetMetaInfo(), FieldAttributes.Public);
FieldBuilder = Parent.TypeBuilder.DefineField(Name, fixed_buffer_type, ModifiersExtensions.FieldAttr(ModFlags));
var element_spec = new FieldSpec(null, this, MemberType, ffield, ModFlags);
spec = new FixedFieldSpec(Module, Parent.Definition, this, FieldBuilder, element_spec, ModFlags);
Parent.MemberCache.AddMember(spec);
return(true);
}
public FieldSpec DefineInitializedData(byte[] data, Location loc)
{
Struct size_type;
if (!size_types.TryGetValue(data.Length, out size_type))
{
//
// Build common type for this data length. We cannot use
// DefineInitializedData because it creates public type,
// and its name is not unique among modules
//
size_type = new Struct(this, new MemberName("$ArrayType=" + data.Length, loc), Modifiers.PRIVATE | Modifiers.COMPILER_GENERATED, null);
size_type.CreateContainer();
size_type.DefineContainer();
size_types.Add(data.Length, size_type);
// It has to work even if StructLayoutAttribute does not exist
size_type.TypeBuilder.__SetLayout(1, data.Length);
}
var name = "$field-" + fields.ToString("X");
++fields;
const Modifiers fmod = Modifiers.STATIC | Modifiers.INTERNAL;
var fbuilder = TypeBuilder.DefineField(name, size_type.CurrentType.GetMetaInfo(), ModifiersExtensions.FieldAttr(fmod) | FieldAttributes.HasFieldRVA);
fbuilder.__SetDataAndRVA(data);
return(new FieldSpec(CurrentType, null, size_type.CurrentType, fbuilder, fmod));
}