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introduce a separate code path for unpacking short header packets

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This commit is contained in:
Marten Seemann 2022-08-27 22:30:09 +03:00
parent ed15a94703
commit 4f3d3b36ac
7 changed files with 390 additions and 245 deletions
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2
server.go
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@ -601,7 +601,7 @@ func (s *baseServer) maybeSendInvalidToken(p *receivedPacket, hdr *wire.Header)
// This makes sure that we won't send it for packets that were corrupted.
sealer, opener := handshake.NewInitialAEAD(hdr.DestConnectionID, protocol.PerspectiveServer, hdr.Version)
data := p.data[:hdr.ParsedLen()+hdr.Length]
extHdr, err := unpackHeader(opener, hdr, data, hdr.Version)
extHdr, err := unpackLongHeader(opener, hdr, data, hdr.Version)
if err != nil {
if s.config.Tracer != nil {
s.config.Tracer.DroppedPacket(p.remoteAddr, logging.PacketTypeInitial, p.Size(), logging.PacketDropHeaderParseError)