public override void CSharpMarshalToManaged(CSharpMarshalContext ctx)
{
var type = Type.Desugar(resolveTemplateSubstitution: false);
ClassTemplateSpecialization basicString = GetBasicString(type);
var data = basicString.Methods.First(m => m.OriginalName == "data");
var typePrinter = new CSharpTypePrinter(ctx.Context);
string qualifiedBasicString = GetQualifiedBasicString(basicString);
string varBasicString = $"__basicStringRet{ctx.ParameterIndex}";
bool usePointer = type.IsAddress() || ctx.MarshalKind == MarshalKind.NativeField ||
ctx.MarshalKind == MarshalKind.ReturnVariableArray;
ctx.Before.WriteLine($@"var {varBasicString} = {
basicString.Visit(typePrinter)}.{Helpers.CreateInstanceIdentifier}({
(usePointer ? string.Empty : $"new {typePrinter.IntPtrType}(&")}{
public override void CSharpMarshalToNative(CSharpMarshalContext ctx)
{
var type = ctx.Parameter.Type.Desugar();
ClassTemplateSpecialization basicString = GetBasicString(type);
var typePrinter = new CSharpTypePrinter(ctx.Context);
typePrinter.PushContext(TypePrinterContextKind.Native);
if (!ctx.Parameter.Type.Desugar().IsAddress())
{
ctx.Return.Write($"*({basicString.Visit(typePrinter)}*) ");
}
typePrinter.PopContext();
var allocator = ctx.Context.ASTContext.FindClass("allocator", false, true).First(
a => a.IsDependent && a.TranslationUnit.IsSystemHeader);
var allocatorChar = allocator.Specializations.First(s => !s.Ignore);
if (type.IsPointer() || (type.IsReference() && ctx.Declaration is Field))
{
ctx.Return.Write($@"new {basicString.Visit(typePrinter)}({
ctx.Parameter.Name}, new {allocatorChar.Visit(typePrinter)}()).{
Helpers.InstanceIdentifier}");
}
else
{
var varAllocator = $"__allocator{ctx.ParameterIndex}";
var varBasicString = $"__basicString{ctx.ParameterIndex}";
ctx.SupportBefore.WriteLine($@"var {varAllocator} = new {
allocatorChar.Visit(typePrinter)}();");
ctx.SupportBefore.WriteLine($@"var {varBasicString} = new {
basicString.Visit(typePrinter)}({ctx.Parameter.Name}, {varAllocator});");
ctx.Return.Write($"{varBasicString}.{Helpers.InstanceIdentifier}");
ctx.Cleanup.WriteLine($@"{varBasicString}.Dispose({
(type.IsPointer() ? "true" : "false")});");
ctx.Cleanup.WriteLine($"{varAllocator}.Dispose();");
}
}
public override void CSharpMarshalToNative(CSharpMarshalContext ctx)
{
var type = ctx.Parameter.Type.Desugar();
ClassTemplateSpecialization basicString = GetBasicString(type);
var typePrinter = new CSharpTypePrinter(ctx.Context);
typePrinter.PushContext(TypePrinterContextKind.Native);
if (!ctx.Parameter.Type.Desugar().IsAddress())
{
ctx.Return.Write("*({0}*) ", basicString.Visit(typePrinter));
}
typePrinter.PopContext();
var allocator = ctx.Context.ASTContext.FindClass("allocator", false, true).First(
a => a.IsDependent && a.TranslationUnit.IsSystemHeader);
if (type.IsPointer() || (type.IsReference() && ctx.Declaration is Field))
{
ctx.Return.Write("new {0}({1}, new {2}()).{3}",
basicString.Visit(typePrinter), ctx.Parameter.Name,
allocator.Visit(typePrinter), Helpers.InstanceIdentifier);
}
else
{
string varAllocator = "__allocator" + ctx.ParameterIndex;
string varBasicString = "__basicString" + ctx.ParameterIndex;
ctx.SupportBefore.WriteLine("var {0} = new {1}();",
varAllocator, allocator.Visit(typePrinter));
ctx.SupportBefore.WriteLine("var {0} = new {1}({2}, {3});",
varBasicString, basicString.Visit(typePrinter),
ctx.Parameter.Name, varAllocator);
ctx.Return.Write("{0}.{1}", varBasicString, Helpers.InstanceIdentifier);
ctx.Cleanup.WriteLine("{0}.Dispose({1});", varBasicString,
type.IsPointer() ? "true" : "false");
ctx.Cleanup.WriteLine("{0}.Dispose();", varAllocator);
}
}
public override Type CSharpSignatureType(TypePrinterContext ctx)
{
if (ctx.Kind == TypePrinterContextKind.Managed)
{
return(new CILType(typeof(string)));
}
var typePrinter = new CSharpTypePrinter(null);
typePrinter.PushContext(TypePrinterContextKind.Native);
if (ctx.Type.Desugar().IsAddress())
{
return(new CustomType(typePrinter.IntPtrType));
}
ClassTemplateSpecialization basicString = GetBasicString(ctx.Type);
return(new CustomType(basicString.Visit(typePrinter).Type));
}
public override bool VisitClassTemplateSpecializationDecl(ClassTemplateSpecialization specialization)
{
if (!specialization.IsDependent &&
(!specialization.TranslationUnit.IsSystemHeader ||
specialization.IsSupportedStdSpecialization()))
{
var cppTypePrinter = new CppTypePrinter
{
PrintScopeKind = CppTypePrintScopeKind.Qualified,
PrintLogicalNames = true
};
var cppCode = specialization.Visit(cppTypePrinter);
var module = specialization.TranslationUnit.Module;
if (templateInstantiations.ContainsKey(module))
templateInstantiations[module].Add(cppCode);
else
templateInstantiations.Add(module, new HashSet<string> { cppCode });
}
return true;
}
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}");
if (!type.IsPointer() || ctx.Parameter.IsIndirect)
{
ctx.Cleanup.WriteLine($@"{varBasicString}.Dispose({
(ctx.MarshalKind == MarshalKind.NativeField ? "false" : string.Empty)});");
}
}
}
public override bool VisitClassTemplateSpecializationDecl(ClassTemplateSpecialization specialization)
{
WriteLine($"template class {GetExporting()}{specialization.Visit(cppTypePrinter)};");
return(true);
}
