43 lines
1.0 KiB
Go
43 lines
1.0 KiB
Go
// Copyright 2009 The Go Authors. All rights reserved.
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// Use of this source code is governed by a BSD-style
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// license that can be found in the LICENSE file.
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package tls
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// The record reader handles reading from the connection and reassembling TLS
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// record structures. It loops forever doing this and writes the TLS records to
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// it's outbound channel. On error, it closes its outbound channel.
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import (
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"io";
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"bufio";
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)
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// recordReader loops, reading TLS records from source and writing them to the
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// given channel. The channel is closed on EOF or on error.
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func recordReader(c chan<- *record, source io.Reader) {
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defer close(c);
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buf := bufio.NewReader(source);
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for {
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var header [5]byte;
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n, _ := buf.Read(header[0:len(header)]);
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if n != 5 {
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return
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}
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recordLength := int(header[3])<<8 | int(header[4]);
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if recordLength > maxTLSCiphertext {
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return
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}
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payload := make([]byte, recordLength);
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n, _ = buf.Read(payload);
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if n != recordLength {
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return
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}
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c <- &record{recordType(header[0]), header[1], header[2], payload};
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}
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}
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