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remove tracking of which packet is retransmission of which other packet

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This commit is contained in:
Marten Seemann
2019-08-26 14:38:37 +07:00
parent a3d6f08074
commit 5fa38a83fa
8 changed files with 15 additions and 215 deletions
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21
internal/ackhandler/sent_packet_history.go
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@@ -38,27 +38,6 @@ func (h *sentPacketHistory) sentPacketImpl(p *Packet) *PacketElement {
return el
}
func (h *sentPacketHistory) SentPacketsAsRetransmission(packets []*Packet, retransmissionOf protocol.PacketNumber) {
retransmission, ok := h.packetMap[retransmissionOf]
// The retransmitted packet is not present anymore.
// This can happen if it was acked in between dequeueing of the retransmission and sending.
// Just treat the retransmissions as normal packets.
// TODO: This won't happen if we clear packets queued for retransmission on new ACKs.
if !ok {
for _, packet := range packets {
h.sentPacketImpl(packet)
}
return
}
retransmission.Value.retransmittedAs = make([]protocol.PacketNumber, len(packets))
for i, packet := range packets {
retransmission.Value.retransmittedAs[i] = packet.PacketNumber
el := h.sentPacketImpl(packet)
el.Value.isRetransmission = true
el.Value.retransmissionOf = retransmissionOf
}
}
func (h *sentPacketHistory) GetPacket(p protocol.PacketNumber) *Packet {
if el, ok := h.packetMap[p]; ok {
return &el.Value