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diff --git a/VNFs/DPPD-PROX/tools/flow_extract/streamsorter.hpp b/VNFs/DPPD-PROX/tools/flow_extract/streamsorter.hpp
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+/*
+// Copyright (c) 2010-2017 Intel Corporation
+//
+// Licensed 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 _STREAMSORTER_H_
+#define _STREAMSORTER_H_
+
+#include "stream3.hpp"
+#include "flowtable.hpp"
+#include "allocator.hpp"
+
+class StreamSorter {
+public:
+ StreamSorter(size_t flowTableSize, const string& workingDirectory, size_t memoryLimit);
+ void sort(const string &inputPcapFile, const string &outputBinFile);
+private:
+ void sortChunks(const string &inputPcapFilePath);
+ void mergeChunks(const string &outputBinFilePath);
+ void setTempFileName();
+ void processPkt(const PcapPkt &pkt);
+ void resetStreams();
+ FlowTable<pkt_tuple, uint32_t>::entry* getFlowEntry(const PcapPkt &pkt);
+ void flushStreams(ofstream *outputTempFile);
+ Stream3 *addNewStream(PcapPkt::L4Proto proto);
+ size_t flowTableSize;
+ FlowTable<pkt_tuple, uint32_t> *ft;
+ vector<size_t> flushOffsets;
+ vector<Stream3> streams;
+ string tempFilePath;
+ const string workingDirectory;
+ Allocator allocator;
+ uint32_t streamID;
+};
+
+#endif /* _STREAMSORTER_H_ */