/* * Finalize generated signature. * * Call this after MusicBrainz::TRM#generate_signature has returned true. * * Accepts an optional 16-byte string, used to associate the signature * with a particular collection in the RElatable Engine. Returns nil on * error, or a 16 byte signature on success. * * Example: * sig = trm.finalize_signature * */ static VALUE mb_trm_finalize_sig(int argc, VALUE *argv, VALUE self) {