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handle the crypto stream separately in the packet packer

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This commit is contained in:
Marten Seemann 2018-10-01 10:49:53 -07:00
parent f68621485f
commit 25847cfc30
12 changed files with 123 additions and 137 deletions
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8
send_stream.go
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@ -15,6 +15,7 @@ import (
type sendStreamI interface {
SendStream
handleStopSendingFrame(*wire.StopSendingFrame)
hasData() bool
popStreamFrame(maxBytes protocol.ByteCount) (*wire.StreamFrame, bool)
closeForShutdown(error)
handleMaxStreamDataFrame(*wire.MaxStreamDataFrame)
@ -181,6 +182,13 @@ func (s *sendStream) popStreamFrameImpl(maxBytes protocol.ByteCount) (bool /* co
return frame.FinBit, frame, s.dataForWriting != nil
}
func (s *sendStream) hasData() bool {
s.mutex.Lock()
hasData := len(s.dataForWriting) > 0
s.mutex.Unlock()
return hasData
}
func (s *sendStream) getDataForWriting(maxBytes protocol.ByteCount) ([]byte, bool /* should send FIN */) {
if s.dataForWriting == nil {
return nil, s.finishedWriting && !s.finSent