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