Github user ben-craig commented on a diff in the pull request:
https://github.com/apache/thrift/pull/357#discussion_r23305256
--- Diff: lib/cpp/src/thrift/transport/THeaderTransport.h ---
@@ -0,0 +1,308 @@
+/*
+ * Licensed to the Apache Software Foundation (ASF) under one
+ * or more contributor license agreements. See the NOTICE file
+ * distributed with this work for additional information
+ * regarding copyright ownership. The ASF licenses this file
+ * to you under the Apache License, Version 2.0 (the
+ * "License"); you may not use this file except in compliance
+ * with the License. You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing,
+ * software distributed under the License is distributed on an
+ * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
+ * KIND, either express or implied. See the License for the
+ * specific language governing permissions and limitations
+ * under the License.
+ */
+
+#ifndef THRIFT_TRANSPORT_THEADERTRANSPORT_H_
+#define THRIFT_TRANSPORT_THEADERTRANSPORT_H_ 1
+
+#include <tr1/functional>
+
+#include <thrift/protocol/TBinaryProtocol.h>
+#include <thrift/protocol/TProtocolTypes.h>
+#include <thrift/transport/TBufferTransports.h>
+#include <thrift/transport/TTransport.h>
+#include <thrift/transport/TVirtualTransport.h>
+
+#include <bitset>
+#include "boost/scoped_array.hpp"
+#include <pwd.h>
+#include <unistd.h>
+
+// Don't include the unknown client.
+#define CLIENT_TYPES_LEN 4
+
+enum CLIENT_TYPE {
+ THRIFT_HEADER_CLIENT_TYPE = 0,
+ THRIFT_FRAMED_DEPRECATED = 1,
+ THRIFT_UNFRAMED_DEPRECATED = 2,
+ THRIFT_UNKNOWN_CLIENT_TYPE = 4,
+};
+
+namespace apache { namespace thrift { namespace transport {
+
+using apache::thrift::protocol::T_COMPACT_PROTOCOL;
+
+/**
+ * Header transport. All writes go into an in-memory buffer until flush is
+ * called, at which point the transport writes the length of the entire
+ * binary chunk followed by the data payload. This allows the receiver on
the
+ * other end to always do fixed-length reads.
+ *
+ * Subclass TFramedTransport because most of the read/write methods are
similar
+ * and need similar buffers. Major changes are readFrame & flush.
+ */
+class THeaderTransport
+ : public TVirtualTransport<THeaderTransport, TFramedTransport> {
+ public:
+
+ static const int DEFAULT_BUFFER_SIZE = 512u;
+
+ /// Use default buffer sizes.
+ explicit THeaderTransport(const boost::shared_ptr<TTransport> transport)
--- End diff --
pass by const &. Your other ctor also needs some &s sprinkled on its args.
If we were using C++11 everywhere, then _maybe_ we would pass by value and
then std::move into the member variable... but we aren't using C++11 everywhere.
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