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Improve shadowtls server
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parent
468778f67f
commit
89913dfa8c
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@ -132,7 +132,7 @@ func (s *ShadowTLS) copyUntilHandshakeFinished(dst io.Writer, src io.Reader) err
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func (s *ShadowTLS) copyUntilHandshakeFinishedV2(dst net.Conn, src io.Reader, hash *shadowtls.HashWriteConn) (*buf.Buffer, error) {
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const applicationData = 0x17
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var tlsHdr [5]byte
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var applicationDataCount int
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var doFallback bool
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for {
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_, err := io.ReadFull(src, tlsHdr[:])
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if err != nil {
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@ -152,14 +152,13 @@ func (s *ShadowTLS) copyUntilHandshakeFinishedV2(dst net.Conn, src io.Reader, ha
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}
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_, err = io.Copy(dst, io.MultiReader(bytes.NewReader(tlsHdr[:]), data))
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data.Release()
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applicationDataCount++
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doFallback = true
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} else {
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_, err = io.Copy(dst, io.MultiReader(bytes.NewReader(tlsHdr[:]), io.LimitReader(src, int64(length))))
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}
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if err != nil {
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return nil, err
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}
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if applicationDataCount > 3 {
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} else if doFallback {
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return nil, os.ErrPermission
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}
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}
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