func (t *Torrent) bytesLeftAnnounce() int64 {
	if t.haveInfo() {
		return t.bytesLeft()
	} else {
		return -1
	}
}
// Bytes left to give in tracker announces.
Bytes left to give in tracker announces.
// Bytes left to give in tracker announces .
func (t *Torrent) bytesLeftAnnounce() int64 {
	if t.haveInfo() {
		return t.bytesLeft()
	} else {
		return -1
	}
}
func ( t * Torrent ) bytesLeftAnnounce ( ) int64 { if t . haveInfo ( ) { return t . bytesLeft ( ) } else { return - 1 } }
Bytes left to give in tracker announces.
Bytes left to give in tracker announces .