pub unsafe extern "C" fn gst_rtsp_generate_digest_auth_response(
    algorithm: *const c_char,
    method: *const c_char,
    realm: *const c_char,
    username: *const c_char,
    password: *const c_char,
    uri: *const c_char,
    nonce: *const c_char
) -> *mut c_char