public override bool VisitPointerType(PointerType pointer, TypeQualifiers quals)
{
if (!VisitType(pointer, quals))
{
return(false);
}
var param = Context.Parameter;
var isRefParam = param != null && (param.IsInOut || param.IsOut);
var pointee = pointer.Pointee.Desugar();
if (pointee.IsConstCharString())
{
if (param.IsOut)
{
MarshalString(pointee);
Context.Return.Write($"{typePrinter.IntPtrType}.Zero");
Context.ArgumentPrefix.Write("&");
return(true);
}
if (param.IsInOut)
{
MarshalString(pointee);
pointer.QualifiedPointee.Visit(this);
Context.ArgumentPrefix.Write("&");
return(true);
}
if (pointer.IsReference)
{
Context.Return.Write($@"({typePrinter.PrintNative(
pointee.GetQualifiedPointee())}*) ");
pointer.QualifiedPointee.Visit(this);
Context.ArgumentPrefix.Write("&");
return(true);
}
}
var finalPointee = (pointee.GetFinalPointee() ?? pointee).Desugar();
if (finalPointee.IsPrimitiveType(out PrimitiveType primitive) ||
finalPointee.IsEnumType())
{
if (isRefParam)
{
var local = Generator.GeneratedIdentifier($@"{
param.Name}{Context.ParameterIndex}");
Context.Before.WriteLine($@"fixed ({
pointer.Visit(typePrinter)} {local} = &{param.Name})");
Context.HasCodeBlock = true;
Context.Before.WriteOpenBraceAndIndent();
Context.Return.Write(local);
return(true);
}
bool isConst = quals.IsConst || pointer.QualifiedPointee.Qualifiers.IsConst ||
pointer.GetFinalQualifiedPointee().Qualifiers.IsConst;
if (Context.Context.Options.MarshalCharAsManagedChar &&
primitive == PrimitiveType.Char)
{
Context.Return.Write($"({typePrinter.PrintNative(pointer)})");
if (isConst)
{
Context.Return.Write("&");
}
Context.Return.Write(param.Name);
return(true);
}
pointer.QualifiedPointee.Visit(this);
if (Context.Parameter.IsIndirect)
{
Context.ArgumentPrefix.Write("&");
}
bool isVoid = primitive == PrimitiveType.Void && pointer.IsReference() && isConst;
if (pointer.Pointee.Desugar(false) is TemplateParameterSubstitutionType || isVoid)
{
var local = Generator.GeneratedIdentifier($@"{
param.Name}{Context.ParameterIndex}");
string cast = isVoid ? $@"({pointee.Visit(
new CppTypePrinter(Context.Context) { PrintTypeQualifiers = false })}) " : string.Empty;
Context.Before.WriteLine($"var {local} = {cast}{Context.Return};");
Context.Return.StringBuilder.Clear();
Context.Return.Write(local);
}
if (new QualifiedType(pointer, quals).IsConstRefToPrimitive())
{
Context.Return.StringBuilder.Insert(0, '&');
}
return(true);
}
string arg = Generator.GeneratedIdentifier(Context.ArgName);
if (pointee.TryGetClass(out Class @class) && @class.IsValueType)
{
if (Context.Parameter.Usage == ParameterUsage.Out)
{
var qualifiedIdentifier = (@class.OriginalClass ?? @class).Visit(typePrinter);
Context.Before.WriteLine("var {0} = new {1}.{2}();",
arg, qualifiedIdentifier, Helpers.InternalStruct);
}
else
{
Context.Before.WriteLine("var {0} = {1}.{2};",
arg, Context.Parameter.Name, Helpers.InstanceIdentifier);
}
Context.Return.Write($"new {typePrinter.IntPtrType}(&{arg})");
return(true);
}
if (pointee.IsPointerTo(out Type type) &&
type.Desugar().TryGetClass(out Class c))
{
pointer.QualifiedPointee.Visit(this);
Context.Before.WriteLine($"var {arg} = {Context.Return};");
Context.Return.StringBuilder.Clear();
Context.Return.Write($"new {typePrinter.IntPtrType}(&{arg})");
return(true);
}
return(pointer.QualifiedPointee.Visit(this));
}
public override bool VisitPointerType(PointerType pointer, TypeQualifiers quals)
{
if (!VisitType(pointer, quals))
{
return(false);
}
var pointee = pointer.Pointee.Desugar();
if (pointee.IsPrimitiveType(PrimitiveType.Void))
{
Context.Return.Write("::System::IntPtr({0})", Context.ReturnVarName);
return(true);
}
PrimitiveType primitive;
var param = Context.Parameter;
if (param != null && (param.IsOut || param.IsInOut) &&
pointee.IsPrimitiveType(out primitive))
{
Context.Return.Write(Context.ReturnVarName);
return(true);
}
if (pointee.IsPrimitiveType(out primitive))
{
var returnVarName = Context.ReturnVarName;
if (pointer.GetFinalQualifiedPointee().Qualifiers.IsConst !=
Context.ReturnType.Qualifiers.IsConst)
{
var nativeTypePrinter = new CppTypePrinter(Context.Context)
{
PrintTypeQualifiers = false
};
var returnType = Context.ReturnType.Type.Desugar();
var constlessPointer = new PointerType()
{
IsDependent = pointer.IsDependent,
Modifier = pointer.Modifier,
QualifiedPointee = new QualifiedType(returnType.GetPointee())
};
var nativeConstlessTypeName = constlessPointer.Visit(nativeTypePrinter, new TypeQualifiers());
returnVarName = string.Format("const_cast<{0}>({1})",
nativeConstlessTypeName, Context.ReturnVarName);
}
if (pointer.Pointee is TypedefType)
{
var desugaredPointer = new PointerType()
{
IsDependent = pointer.IsDependent,
Modifier = pointer.Modifier,
QualifiedPointee = new QualifiedType(pointee)
};
var nativeTypePrinter = new CppTypePrinter(Context.Context);
var nativeTypeName = desugaredPointer.Visit(nativeTypePrinter, quals);
Context.Return.Write("reinterpret_cast<{0}>({1})", nativeTypeName,
returnVarName);
}
else
{
Context.Return.Write(returnVarName);
}
return(true);
}
TypeMap typeMap = null;
Context.Context.TypeMaps.FindTypeMap(pointee, out typeMap);
Class @class;
if (pointee.TryGetClass(out @class) && typeMap == null)
{
var instance = (pointer.IsReference) ? "&" + Context.ReturnVarName
: Context.ReturnVarName;
WriteClassInstance(@class, instance);
return(true);
}
return(pointer.QualifiedPointee.Visit(this));
}
public override bool VisitPointerType(PointerType pointer, TypeQualifiers quals)
{
if (!VisitType(pointer, quals))
{
return(false);
}
var pointee = pointer.Pointee.Desugar();
if ((pointee.IsPrimitiveType(PrimitiveType.Char) ||
pointee.IsPrimitiveType(PrimitiveType.WideChar)) &&
pointer.QualifiedPointee.Qualifiers.IsConst)
{
Context.SupportBefore.WriteLine(
"auto _{0} = clix::marshalString<clix::E_UTF8>({1});",
Context.ArgName, Context.Parameter.Name);
Context.Return.Write("_{0}.c_str()", Context.ArgName);
return(true);
}
if (pointee is FunctionType)
{
var function = pointee as FunctionType;
var cppTypePrinter = new CppTypePrinter();
var cppTypeName = pointer.Visit(cppTypePrinter, quals);
return(VisitDelegateType(function, cppTypeName));
}
Enumeration @enum;
if (pointee.TryGetEnum(out @enum))
{
var isRef = Context.Parameter.Usage == ParameterUsage.Out ||
Context.Parameter.Usage == ParameterUsage.InOut;
ArgumentPrefix.Write("&");
Context.Return.Write("(::{0}){1}{2}", @enum.QualifiedOriginalName,
isRef ? string.Empty : "*", Context.Parameter.Name);
return(true);
}
Class @class;
if (pointee.TryGetClass(out @class) && @class.IsValueType)
{
if (Context.Function == null)
{
Context.Return.Write("&");
}
return(pointee.Visit(this, quals));
}
var finalPointee = pointer.GetFinalPointee();
if (finalPointee.IsPrimitiveType())
{
var cppTypePrinter = new CppTypePrinter();
var cppTypeName = pointer.Visit(cppTypePrinter,
pointer.GetFinalQualifiedPointee().Qualifiers);
Context.Return.Write("({0})", cppTypeName);
Context.Return.Write(Context.Parameter.Name);
return(true);
}
return(pointer.Pointee.Visit(this, quals));
}
