1 files changed, 45 insertions, 0 deletions
diff --git a/VNFs/DPPD-PROX/tools/flow_extract/memreader.hpp b/VNFs/DPPD-PROX/tools/flow_extract/memreader.hpp
new file mode 100644
index 00000000..31be4c31
--- /dev/null
+++ b/VNFs/DPPD-PROX/tools/flow_extract/memreader.hpp
@@ -0,0 +1,45 @@
+/*
+// 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 _MEMREADER_H_
+#define _MEMREADER_H_
+
+#include <vector>
+#include <inttypes.h>
+
+using namespace std;
+
+class Stream3;
+class MappedFile;
+
+class MemReader {
+public:
+	MemReader(MappedFile *file, const vector<size_t> &offsets);
+        bool read(Stream3 *stream);
+	size_t getTotalLength() const {return totalLength;}
+	size_t consumed() const;
+private:
+	size_t getRangeLengths() const;
+        uint32_t getLowestID() const;
+	void removeEmptyRanges();
+	void readStream(Stream3 *stream, uint32_t id);
+	void initRanges(uint8_t *begin, uint8_t *end, const vector<size_t> &offsets);
+
+	size_t totalLength;
+	vector<pair <uint8_t *, uint8_t *> > ranges;
+};
+
+#endif /* _MEMREADER_H_ */