length property
Calculate the length of the serialized frame.
Implementation
@override
int get length {
// Type (1)
// Largest Acked (4)
// ACK Delay (2)
// ACK Range Count (1)
// First ACK Range Length (4)
// Each additional ACK Range: Gap (1) + ACK Range Length (4) = 5 bytes
return 1 + 4 + 2 + 1 + 4 + (ackRanges.length * (1 + 4));
}