+static gboolean config_key_has_cap(const struct sr_dev_inst *sdi,
+ struct sr_channel_group *cg, uint32_t key, uint32_t capability)
+{
+ struct sr_dev_driver *driver;
+ GVariant *gvar_opts;
+ const uint32_t *opts;
+ gsize num_opts, i;
+
+ driver = sr_dev_inst_driver_get(sdi);
+ if (sr_config_list(driver, sdi, cg, SR_CONF_DEVICE_OPTIONS,
+ &gvar_opts) != SR_OK)
+ return FALSE;
+
+ opts = g_variant_get_fixed_array(gvar_opts, &num_opts, sizeof(uint32_t));
+ for (i = 0; i < num_opts; i++) {
+ if ((opts[i] & SR_CONF_MASK) == key) {
+ if (opts[i] & capability)
+ return TRUE;
+ else
+ return FALSE;
+ }
+ }
+
+ return FALSE;
+}
+
+