github.com/danielpfeifer02/quic-go-prio-packs@v0.41.0-28/internal/congestion/interface.go (about) 1 package congestion 2 3 import ( 4 "time" 5 6 "github.com/danielpfeifer02/quic-go-prio-packs/internal/protocol" 7 ) 8 9 // A SendAlgorithm performs congestion control 10 type SendAlgorithm interface { 11 TimeUntilSend(bytesInFlight protocol.ByteCount) time.Time 12 HasPacingBudget(now time.Time) bool 13 OnPacketSent(sentTime time.Time, bytesInFlight protocol.ByteCount, packetNumber protocol.PacketNumber, bytes protocol.ByteCount, isRetransmittable bool) 14 CanSend(bytesInFlight protocol.ByteCount) bool 15 MaybeExitSlowStart() 16 OnPacketAcked(number protocol.PacketNumber, ackedBytes protocol.ByteCount, priorInFlight protocol.ByteCount, eventTime time.Time) 17 OnCongestionEvent(number protocol.PacketNumber, lostBytes protocol.ByteCount, priorInFlight protocol.ByteCount) 18 OnRetransmissionTimeout(packetsRetransmitted bool) 19 SetMaxDatagramSize(protocol.ByteCount) 20 } 21 22 // A SendAlgorithmWithDebugInfos is a SendAlgorithm that exposes some debug infos 23 type SendAlgorithmWithDebugInfos interface { 24 SendAlgorithm 25 InSlowStart() bool 26 InRecovery() bool 27 GetCongestionWindow() protocol.ByteCount 28 }