mirror of
https://github.com/caddyserver/caddy.git
synced 2024-12-30 22:34:15 -05:00
48 lines
1.8 KiB
Go
48 lines
1.8 KiB
Go
package ackhandler
|
|
|
|
import (
|
|
"time"
|
|
|
|
"github.com/lucas-clemente/quic-go/internal/protocol"
|
|
"github.com/lucas-clemente/quic-go/internal/wire"
|
|
)
|
|
|
|
// SentPacketHandler handles ACKs received for outgoing packets
|
|
type SentPacketHandler interface {
|
|
// SentPacket may modify the packet
|
|
SentPacket(packet *Packet) error
|
|
ReceivedAck(ackFrame *wire.AckFrame, withPacketNumber protocol.PacketNumber, encLevel protocol.EncryptionLevel, recvTime time.Time) error
|
|
SetHandshakeComplete()
|
|
|
|
// SendingAllowed says if a packet can be sent.
|
|
// Sending packets might not be possible because:
|
|
// * we're congestion limited
|
|
// * we're tracking the maximum number of sent packets
|
|
SendingAllowed() bool
|
|
// TimeUntilSend is the time when the next packet should be sent.
|
|
// It is used for pacing packets.
|
|
TimeUntilSend() time.Time
|
|
// ShouldSendNumPackets returns the number of packets that should be sent immediately.
|
|
// It always returns a number greater or equal than 1.
|
|
// A number greater than 1 is returned when the pacing delay is smaller than the minimum pacing delay.
|
|
// Note that the number of packets is only calculated based on the pacing algorithm.
|
|
// Before sending any packet, SendingAllowed() must be called to learn if we can actually send it.
|
|
ShouldSendNumPackets() int
|
|
|
|
GetStopWaitingFrame(force bool) *wire.StopWaitingFrame
|
|
GetLowestPacketNotConfirmedAcked() protocol.PacketNumber
|
|
DequeuePacketForRetransmission() (packet *Packet)
|
|
GetLeastUnacked() protocol.PacketNumber
|
|
|
|
GetAlarmTimeout() time.Time
|
|
OnAlarm()
|
|
}
|
|
|
|
// ReceivedPacketHandler handles ACKs needed to send for incoming packets
|
|
type ReceivedPacketHandler interface {
|
|
ReceivedPacket(packetNumber protocol.PacketNumber, rcvTime time.Time, shouldInstigateAck bool) error
|
|
IgnoreBelow(protocol.PacketNumber)
|
|
|
|
GetAlarmTimeout() time.Time
|
|
GetAckFrame() *wire.AckFrame
|
|
}
|