}
	break;
    case TYPE_HMAC:
	res = HMAC_Final(statePtr->hctx, md_buf, &ulen);
	md_len = (int) ulen;
	break;
    case TYPE_CMAC:
	{
	    size_t size;
	    res = CMAC_Final(statePtr->cctx, md_buf, &size);
	    md_len = (int) size;
	    break;
	}
    }

    if (!res) {
	if (resultObj == NULL) {
	    Tcl_AppendResult(interp, "Finalize failed: ", GET_ERR_REASON(), (char *) NULL);
	}
	return TCL_ERROR;