1 files changed, 27 insertions, 10 deletions
diff --git a/samples/12_c_extensions/03_native_pixel_arrays/native/ext-bindings.c b/samples/12_c_extensions/03_native_pixel_arrays/native/ext-bindings.c
index c0a923c..bdba6e7 100644
--- a/samples/12_c_extensions/03_native_pixel_arrays/native/ext-bindings.c
+++ b/samples/12_c_extensions/03_native_pixel_arrays/native/ext-bindings.c
@@ -17,6 +17,10 @@
 void *(*drb_symbol_lookup)(const char *sym) = NULL;
 
 static void (*drb_free_foreign_object_f)(mrb_state *, void *);
+static void (*drb_typecheck_float_f)(mrb_state *, mrb_value);
+static void (*drb_typecheck_int_f)(mrb_state *, mrb_value);
+static void (*drb_typecheck_bool_f)(mrb_state *, mrb_value);
+static void (*drb_typecheck_aggregate_f)(mrb_state *, mrb_value, struct RClass *, mrb_data_type *);
 static struct RClass *(*mrb_module_get_f)(mrb_state *, const char *);
 static mrb_int (*mrb_get_args_f)(mrb_state *, mrb_args_format, ...);
 static struct RClass *(*mrb_module_get_under_f)(mrb_state *, struct RClass *, const char *);
@@ -29,10 +33,18 @@ static void (*mrb_define_class_method_f)(mrb_state *, struct RClass *, const cha
 static struct RData *(*mrb_data_object_alloc_f)(mrb_state *, struct RClass *, void *, const mrb_data_type *);
 static mrb_value (*mrb_str_new_cstr_f)(mrb_state *, const char *);
 static void (*mrb_raise_f)(mrb_state *, struct RClass *, const char *);
-static struct RClass *(*mrb_exc_get_f)(mrb_state *, const char *);
+static mrb_value (*drb_float_value_f)(mrb_state *, mrb_float);
+static struct RClass *(*drb_getruntime_error_f)(mrb_state *);
 static void drb_free_foreign_object_indirect(mrb_state *state, void *pointer) {
     drb_free_foreign_object_f(state, pointer);
 }
+static int drb_ffi__ZTSi_FromRuby(mrb_state *state, mrb_value self) {
+    drb_typecheck_int_f(state, self);
+    return mrb_fixnum(self);
+}
+static mrb_value drb_ffi__ZTSi_ToRuby(mrb_state *state, int value) {
+    return mrb_fixnum_value(value);
+}
 static mrb_value drb_ffi_update_scanner_texture_Binding(mrb_state *state, mrb_value value) {
     update_scanner_texture();
     return mrb_nil_value();
@@ -48,19 +60,24 @@ void drb_register_c_extensions(void *(*lookup)(const char *), mrb_state *state,
 }
 static int drb_ffi_init_indirect_functions(void *(*lookup)(const char *fnname)) {
   drb_symbol_lookup = lookup;
-  if (!(mrb_exc_get_f = (struct RClass *(*)(mrb_state *, const char *)) lookup("mrb_exc_get"))) return -1;
-  if (!(mrb_raise_f = (void (*)(mrb_state *, struct RClass *, const char *)) lookup("mrb_raise"))) return -1;
-  if (!(mrb_class_get_under_f = (struct RClass *(*)(mrb_state *, struct RClass *, const char *)) lookup("mrb_class_get_under"))) return -1;
-  if (!(mrb_module_get_under_f = (struct RClass *(*)(mrb_state *, struct RClass *, const char *)) lookup("mrb_module_get_under"))) return -1;
+  if (!(drb_float_value_f = (mrb_value (*)(mrb_state *, mrb_float)) lookup("drb_float_value"))) return -1;
   if (!(drb_free_foreign_object_f = (void (*)(mrb_state *, void *)) lookup("drb_free_foreign_object"))) return -1;
-  if (!(mrb_module_get_f = (struct RClass *(*)(mrb_state *, const char *)) lookup("mrb_module_get"))) return -1;
-  if (!(mrb_define_module_under_f = (struct RClass *(*)(mrb_state *, struct RClass *, const char *)) lookup("mrb_define_module_under"))) return -1;
+  if (!(drb_getruntime_error_f = (struct RClass *(*)(mrb_state *)) lookup("drb_getruntime_error"))) return -1;
+  if (!(drb_typecheck_aggregate_f = (void (*)(mrb_state *, mrb_value, struct RClass *, mrb_data_type *)) lookup("drb_typecheck_aggregate"))) return -1;
+  if (!(drb_typecheck_bool_f = (void (*)(mrb_state *, mrb_value)) lookup("drb_typecheck_bool"))) return -1;
+  if (!(drb_typecheck_float_f = (void (*)(mrb_state *, mrb_value)) lookup("drb_typecheck_float"))) return -1;
+  if (!(drb_typecheck_int_f = (void (*)(mrb_state *, mrb_value)) lookup("drb_typecheck_int"))) return -1;
+  if (!(mrb_class_get_under_f = (struct RClass *(*)(mrb_state *, struct RClass *, const char *)) lookup("mrb_class_get_under"))) return -1;
   if (!(mrb_data_object_alloc_f = (struct RData *(*)(mrb_state *, struct RClass *, void *, const mrb_data_type *)) lookup("mrb_data_object_alloc"))) return -1;
+  if (!(mrb_define_class_method_f = (void (*)(mrb_state *, struct RClass *, const char *, mrb_func_t, mrb_aspec)) lookup("mrb_define_class_method"))) return -1;
+  if (!(mrb_define_class_under_f = (struct RClass *(*)(mrb_state *, struct RClass *, const char *, struct RClass *)) lookup("mrb_define_class_under"))) return -1;
+  if (!(mrb_define_method_f = (void (*)(mrb_state *, struct RClass *, const char *, mrb_func_t, mrb_aspec)) lookup("mrb_define_method"))) return -1;
   if (!(mrb_define_module_function_f = (void (*)(mrb_state *, struct RClass *, const char *, mrb_func_t, mrb_aspec)) lookup("mrb_define_module_function"))) return -1;
+  if (!(mrb_define_module_under_f = (struct RClass *(*)(mrb_state *, struct RClass *, const char *)) lookup("mrb_define_module_under"))) return -1;
   if (!(mrb_get_args_f = (mrb_int (*)(mrb_state *, mrb_args_format, ...)) lookup("mrb_get_args"))) return -1;
-  if (!(mrb_define_method_f = (void (*)(mrb_state *, struct RClass *, const char *, mrb_func_t, mrb_aspec)) lookup("mrb_define_method"))) return -1;
-  if (!(mrb_define_class_method_f = (void (*)(mrb_state *, struct RClass *, const char *, mrb_func_t, mrb_aspec)) lookup("mrb_define_class_method"))) return -1;
+  if (!(mrb_module_get_f = (struct RClass *(*)(mrb_state *, const char *)) lookup("mrb_module_get"))) return -1;
+  if (!(mrb_module_get_under_f = (struct RClass *(*)(mrb_state *, struct RClass *, const char *)) lookup("mrb_module_get_under"))) return -1;
+  if (!(mrb_raise_f = (void (*)(mrb_state *, struct RClass *, const char *)) lookup("mrb_raise"))) return -1;
   if (!(mrb_str_new_cstr_f = (mrb_value (*)(mrb_state *, const char *)) lookup("mrb_str_new_cstr"))) return -1;
-  if (!(mrb_define_class_under_f = (struct RClass *(*)(mrb_state *, struct RClass *, const char *, struct RClass *)) lookup("mrb_define_class_under"))) return -1;
   return 0;
 }