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45 lines
1.3 KiB
Go
45 lines
1.3 KiB
Go
package ackhandler
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import (
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"time"
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"github.com/lucas-clemente/quic-go/frames"
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"github.com/lucas-clemente/quic-go/protocol"
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)
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// SentPacketHandler handles ACKs received for outgoing packets
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type SentPacketHandler interface {
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SentPacket(packet *Packet) error
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ReceivedAck(ackFrame *frames.AckFrame, withPacketNumber protocol.PacketNumber) error
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GetStopWaitingFrame(force bool) *frames.StopWaitingFrame
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MaybeQueueRTOs()
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DequeuePacketForRetransmission() (packet *Packet)
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BytesInFlight() protocol.ByteCount
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GetLeastUnacked() protocol.PacketNumber
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CongestionAllowsSending() bool
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CheckForError() error
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TimeOfFirstRTO() time.Time
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}
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// ReceivedPacketHandler handles ACKs needed to send for incoming packets
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type ReceivedPacketHandler interface {
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// TODO: remove entroypyBit once we drop support for QUIC 33
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ReceivedPacket(packetNumber protocol.PacketNumber, entropyBit bool) error
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ReceivedStopWaiting(*frames.StopWaitingFrame) error
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GetAckFrame(dequeue bool) (*frames.AckFrame, error)
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}
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// StopWaitingManager manages StopWaitings for sent packets
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// TODO: remove once we drop support for QUIC 33
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type StopWaitingManager interface {
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RegisterPacketForRetransmission(packet *Packet)
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GetStopWaitingFrame() *frames.StopWaitingFrame
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SentStopWaitingWithPacket(packetNumber protocol.PacketNumber)
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ReceivedAckForPacketNumber(packetNumber protocol.PacketNumber)
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}
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