static void
arguments_from_ruby(GICallableInfo *info, VALUE rb_arguments,
GArray *in_args, GArray *out_args,
GPtrArray *args_metadata)
{
gint i, n_args;
allocate_arguments(info, in_args, out_args, args_metadata);
fill_metadata(args_metadata);
n_args = g_callable_info_get_n_args(info);
for (i = 0; i < n_args; i++) {
RBGIArgMetadata *metadata;
metadata = g_ptr_array_index(args_metadata, i);
if (metadata->in_arg_index != -1) {
in_argument_from_ruby(metadata, rb_arguments, in_args);
} else {
out_argument_from_ruby(metadata, out_args);
}
}
}
static void
ffi_closure_callback(G_GNUC_UNUSED ffi_cif *cif,
void *result,
void **raw_args,
void *data)
{
RBGICallback *callback = data;
RBGICallbackData *callback_data = NULL;
GArray *in_args;
GArray *out_args;
GPtrArray *args_metadata;
VALUE rb_results;
arguments_init(&in_args, &out_args, &args_metadata);
allocate_arguments(callback->callback_info,
in_args,
out_args,
args_metadata);
fill_metadata(args_metadata, callback->callback_info);
arguments_from_raw_data(callback->callback_info,
raw_args,
in_args,
out_args,
args_metadata);
{
guint i;
for (i = 0; i < args_metadata->len; i++) {
RBGIArgMetadata *metadata;
metadata = g_ptr_array_index(args_metadata, i);
if (!metadata->closure_p) {
continue;
}
callback_data = *((RBGICallbackData **)(raw_args[i]));
break;
}
}
{
ID id_call;
GArray *rb_args;
rb_args = g_array_new(FALSE, FALSE, sizeof(VALUE));
in_arguments_to_ruby(in_args,
out_args,
args_metadata,
rb_args);
CONST_ID(id_call, "call");
/* TODO: use rb_protect() */
rb_results = rb_funcallv(callback_data->rb_callback,
id_call,
rb_args->len,
(VALUE *)(rb_args->data));
g_array_free(rb_args, TRUE);
}
out_arguments_to_raw_data(callback->callback_info,
rb_results,
result,
out_args,
args_metadata);
if (callback_data->metadata->scope_type == GI_SCOPE_TYPE_ASYNC) {
rb_gi_callback_data_free(callback_data);
}
}
