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only run DPLPMTUD if the connection can send packets with the DF bit set (#3879)

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Marten Seemann 2023-06-02 16:54:34 +03:00 • committed by GitHub
parent 0438eada95
commit 614fdb3271
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15 changed files with 67 additions and 26 deletions
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8
packet_handler_map.go
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@ -15,6 +15,12 @@ import (
"github.com/quic-go/quic-go/internal/utils"
)
type connCapabilities struct {
// This connection has the Don't Fragment (DF) bit set.
// This means it makes to run DPLPMTUD.
DF bool
}
// rawConn is a connection that allow reading of a receivedPackeh.
type rawConn interface {
ReadPacket() (*receivedPacket, error)
@ -22,6 +28,8 @@ type rawConn interface {
LocalAddr() net.Addr
SetReadDeadline(time.Time) error
io.Closer
capabilities() connCapabilities
}
type closePacket struct {