const META_DATA_CHANNEL_LABEL = 'metaDataChannel' ; const MAXIMUM_MESSAGE_SIZE = 16384 ; const BUFFERED_AMOUNT_LOW_THRESHOLD = 65536 ; const START_OF_FILE_MESSAGE = 'START' ; const END_OF_FILE_MESSAGE = 'EOF' ; const CANCEL_MESSAGE = 'CANCEL' ; export { META_DATA_CHANNEL_LABEL , MAXIMUM_MESSAGE_SIZE , BUFFERED_AMOUNT_LOW_THRESHOLD , START_OF_FILE_MESSAGE , END_OF_FILE_MESSAGE , CANCEL_MESSAGE } ;