public override void CSharpMarshalToNative(CSharpMarshalContext ctx)
{
Type type = ctx.Parameter.Type.Desugar();
ClassTemplateSpecialization basicString = GetBasicString(type);
var typePrinter = new CSharpTypePrinter(ctx.Context);
if (!ctx.Parameter.Type.Desugar().IsAddress() &&
ctx.MarshalKind != MarshalKind.NativeField)
{
ctx.Return.Write($"*({typePrinter.PrintNative(basicString)}*) ");
}
string qualifiedBasicString = GetQualifiedBasicString(basicString);
var assign = basicString.Methods.First(m => m.OriginalName == "assign");
if (ctx.MarshalKind == MarshalKind.NativeField)
{
ctx.Return.Write($@"{qualifiedBasicString}Extensions.{
Helpers.InternalStruct}.{assign.Name}(new {
typePrinter.IntPtrType}(&{
ctx.ReturnVarName}), {ctx.Parameter.Name})");
ctx.ReturnVarName = string.Empty;
}
else
{
var varBasicString = $"__basicString{ctx.ParameterIndex}";
ctx.Before.WriteLine($@"var {varBasicString} = new {
basicString.Visit(typePrinter)}();");
ctx.Before.WriteLine($@"{qualifiedBasicString}Extensions.{
assign.Name}({varBasicString}, {ctx.Parameter.Name});");
ctx.Return.Write($"{varBasicString}.{Helpers.InstanceIdentifier}");
ctx.Cleanup.WriteLine($@"{varBasicString}.Dispose({
(!Type.IsAddress() || ctx.Parameter?.IsIndirect == true ? "false" : string.Empty)});");
}
}
public override void CSharpMarshalToNative(CSharpMarshalContext ctx)
{
var type = ctx.Parameter.Type.Desugar();
ClassTemplateSpecialization basicString = GetBasicString(type);
var typePrinter = new CSharpTypePrinter(ctx.Context);
if (!ctx.Parameter.Type.Desugar().IsAddress())
{
ctx.Return.Write($"*({typePrinter.PrintNative(basicString)}*) ");
}
var allocator = ctx.Context.ASTContext.FindClass("allocator", false, true).First(
a => a.IsDependent && a.TranslationUnit.IsSystemHeader);
var allocatorChar = allocator.Specializations.First(s => !s.Ignore);
string qualifiedBasicString = GetQualifiedBasicString(basicString);
if (type.IsPointer() || (type.IsReference() && ctx.Declaration is Field))
{
ctx.Return.Write($@"{qualifiedBasicString}Extensions.{basicString.Name}({
ctx.Parameter.Name}, new {allocatorChar.Visit(typePrinter)}()).{
Helpers.InstanceIdentifier}");
}
else
{
var varAllocator = $"__allocator{ctx.ParameterIndex}";
var varBasicString = $"__basicString{ctx.ParameterIndex}";
ctx.Before.WriteLine($@"var {varAllocator} = new {
allocatorChar.Visit(typePrinter)}();");
ctx.Before.WriteLine($@"var {varBasicString} = {
qualifiedBasicString}Extensions.{basicString.Name}({ctx.Parameter.Name}, {
varAllocator});");
ctx.Return.Write($"{varBasicString}.{Helpers.InstanceIdentifier}");
ctx.Cleanup.WriteLine($@"{varBasicString}.Dispose({
(type.IsPointer() ? "true" : "false")});");
ctx.Cleanup.WriteLine($"{varAllocator}.Dispose();");
}
}