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move parsing of version negotiation packets to the wire.Header

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This commit is contained in:
Marten Seemann
2018-11-25 12:36:45 +07:00
parent 5581fee684
commit 9bcedd988d
15 changed files with 167 additions and 176 deletions
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9
session.go
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@@ -52,7 +52,8 @@ type cryptoStreamHandler interface {
type receivedPacket struct {
remoteAddr net.Addr
header *wire.ExtendedHeader
hdr *wire.Header
extHdr *wire.ExtendedHeader
data []byte
rcvTime time.Time
}
@@ -373,7 +374,7 @@ runLoop:
}
// This is a bit unclean, but works properly, since the packet always
// begins with the public header and we never copy it.
putPacketBuffer(&p.header.Raw)
putPacketBuffer(&p.extHdr.Raw)
case <-s.handshakeCompleteChan:
s.handleHandshakeComplete()
}
@@ -478,11 +479,11 @@ func (s *session) handleHandshakeComplete() {
}
func (s *session) handlePacketImpl(p *receivedPacket) error {
hdr := p.header
hdr := p.extHdr
// The server can change the source connection ID with the first Handshake packet.
// After this, all packets with a different source connection have to be ignored.
if s.receivedFirstPacket && hdr.IsLongHeader && !hdr.SrcConnectionID.Equal(s.destConnID) {
s.logger.Debugf("Dropping packet with unexpected source connection ID: %s (expected %s)", p.header.SrcConnectionID, s.destConnID)
s.logger.Debugf("Dropping packet with unexpected source connection ID: %s (expected %s)", p.extHdr.SrcConnectionID, s.destConnID)
return nil
}