Add a generic pointer to resolve ambiguity

Signed-off-by: Dimitar Dobrev <dpldobrev@protonmail.com>

Author: ddobrev

src/Generator/Generators/CSharp/CSharpTypePrinter.cs

@@ -561,9 +561,13 @@ public TypePrinterResult VisitTemplateArgument(TemplateArgument a)
             if (a.Type.Type == null)
                 return a.Integral.ToString(CultureInfo.InvariantCulture);
             var type = a.Type.Type.Desugar();
-            return type.IsPointerToPrimitiveType() && !type.IsConstCharString() ?
-                IntPtrType : type.IsPrimitiveType(PrimitiveType.Void) ? "object" :
-                type.Visit(this).Type;
+            PrimitiveType pointee;
+            if (type.IsPointerToPrimitiveType(out pointee) && !type.IsConstCharString())
+            {
+                return $@"CppSharp.Runtime.Pointer<{(pointee == PrimitiveType.Void ? IntPtrType :
+                    VisitPrimitiveType(pointee, new TypeQualifiers()).Type)}>";
+            }
+            return (type.IsPrimitiveType(PrimitiveType.Void)) ? "object" : type.Visit(this).Type;
         }
 
         public override TypePrinterResult VisitParameterDecl(Parameter parameter)

src/Runtime/Pointer.cs

@@ -0,0 +1,13 @@
+using System;
+
+namespace CppSharp.Runtime
+{
+    public class Pointer<T>
+    {
+        public Pointer(IntPtr ptr) => this.ptr = ptr;
+
+        public static implicit operator IntPtr(Pointer<T> pointer) => pointer.ptr;
+
+        private readonly IntPtr ptr;
+    }
+}