diff options
Diffstat (limited to 'src/bin/eolian_mono/eolian/mono/marshall_type.hh')
| -rw-r--r-- | src/bin/eolian_mono/eolian/mono/marshall_type.hh | 17 |
1 files changed, 17 insertions, 0 deletions
diff --git a/src/bin/eolian_mono/eolian/mono/marshall_type.hh b/src/bin/eolian_mono/eolian/mono/marshall_type.hh index a946e15ea8..79ce8b6380 100644 --- a/src/bin/eolian_mono/eolian/mono/marshall_type.hh +++ b/src/bin/eolian_mono/eolian/mono/marshall_type.hh @@ -16,6 +16,16 @@ struct marshall_annotation_visitor_generate; template <typename OutputIterator, typename Context> struct marshall_native_annotation_visitor_generate; } + +/* + * Converts a given type/parameter to the type used in the DllImport signatures. + * + * For example, Eina.Value can be marshaled either as an eina.Value instance through + * CustomMarshallers if we have a ptr(Eina.Value) or through the intermediate + * eina.Value_Native blittable struct if it is passed by value. + * + * For details, check marshall_type_impl.h with the actual conversion rules. + */ struct marshall_type_generator { marshall_type_generator(bool is_return = false) @@ -26,6 +36,7 @@ struct marshall_type_generator { return type.original_type.visit(detail::marshall_type_visitor_generate<OutputIterator, Context>{sink, &context, type.c_type, false, is_return, type.is_ptr }); } + /* Some types may require a different conversion when they are in @out parameters. */ template <typename OutputIterator, typename Context> bool generate(OutputIterator sink, attributes::parameter_def const& param, Context const& context) const { @@ -36,6 +47,12 @@ struct marshall_type_generator bool is_return; }; +/* + * Generates the "[MarshalAs(...)]" rules for the given type. + * + * For example, the CustomMarshallers definitions for String and eina.Values and the + * boolean size defintion (Eina_Value is 1 byte, while C# bool has 4 bytes). + */ struct marshall_annotation_generator { marshall_annotation_generator(bool is_return = false) |