mirror of
https://github.com/VectorCamp/vectorscan.git
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95 lines
3.5 KiB
C++
95 lines
3.5 KiB
C++
/*
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* Copyright (c) 2018, Intel Corporation
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions are met:
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*
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* * Redistributions of source code must retain the above copyright notice,
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* this list of conditions and the following disclaimer.
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* * Redistributions in binary form must reproduce the above copyright
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* notice, this list of conditions and the following disclaimer in the
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* documentation and/or other materials provided with the distribution.
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* * Neither the name of Intel Corporation nor the names of its contributors
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* may be used to endorse or promote products derived from this software
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* without specific prior written permission.
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*
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* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
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* AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
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* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
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* ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE
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* LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
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* CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
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* SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
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* INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
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* CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
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* ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
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* POSSIBILITY OF SUCH DAMAGE.
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*/
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#ifndef ENGINE_H
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#define ENGINE_H
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#include "common.h"
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#include "sqldb.h"
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#include <memory>
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#include <string>
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#include <vector>
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#include <boost/core/noncopyable.hpp>
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// Engines have an engine context which is allocated on a per-thread basis.
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class EngineContext : boost::noncopyable {
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public:
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virtual ~EngineContext();
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};
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/** Streaming mode scans have persistent stream state associated with them. */
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class EngineStream : boost::noncopyable {
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public:
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virtual ~EngineStream();
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unsigned int sn;
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};
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// Benchmarking engine
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class Engine : boost::noncopyable {
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public:
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virtual ~Engine();
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// allocate an EngineContext
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virtual std::unique_ptr<EngineContext> makeContext() const = 0;
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// non-streaming scan
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virtual void scan(const char *data, unsigned len, unsigned blockId,
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ResultEntry &results, EngineContext &ectx) const = 0;
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// vectoring scan
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virtual void scan_vectored(const char *const *data,
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const unsigned int *len, unsigned int count,
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unsigned int streamId, ResultEntry &result,
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EngineContext &ectx) const = 0;
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// stream open
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virtual std::unique_ptr<EngineStream> streamOpen(EngineContext &ectx,
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unsigned id) const = 0;
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// stream close
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virtual void streamClose(std::unique_ptr<EngineStream> stream,
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ResultEntry &result) const = 0;
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// stream compress and expand
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virtual void streamCompressExpand(EngineStream &stream,
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std::vector<char> &temp) const = 0;
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// streaming scan
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virtual void streamScan(EngineStream &stream, const char *data,
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unsigned int len, unsigned int id,
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ResultEntry &result) const = 0;
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virtual void printStats() const = 0;
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virtual void sqlStats(SqlDB &db) const = 0;
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};
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#endif // ENGINE_H
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