} check_auth_result;
check_auth_result polkit_try_auth(const gchar *bus, const gchar *action, gboolean prompt);
+
+gchar * config_get(const gchar *path, gchar *key);
+gboolean config_set(const gchar *path, gchar *key, gchar *value);
+gchar *get_file_sha256(const gchar *path);