static VALUE
sbv_initialize(VALUE self, VALUE rbStructClass)
{
StructByValue* sbv = NULL;
StructLayout* layout = NULL;
VALUE rbLayout = Qnil;
rbLayout = rb_ivar_get(rbStructClass, rb_intern("@layout"));
if (!rb_obj_is_instance_of(rbLayout, rbffi_StructLayoutClass)) {
rb_raise(rb_eTypeError, "wrong type in @layout ivar (expected FFI::StructLayout)");
}
Data_Get_Struct(rbLayout, StructLayout, layout);
Data_Get_Struct(self, StructByValue, sbv);
sbv->rbStructClass = rbStructClass;
sbv->rbStructLayout = rbLayout;
/* We can just use everything from the ffi_type directly */
*sbv->base.ffiType = *layout->base.ffiType;
return self;
}