MPIRawReader.h

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/*
    This software is Copyright by the Board of Trustees of Michigan
    State University (c) Copyright 2017.

    You may use this software under the terms of the GNU public license
    (GPL).  The terms of this license are described at:

     http://www.gnu.org/licenses/gpl.txt

     Authors:
             Ron Fox
             Giordano Cerriza
         FRIB
         Michigan State University
         East Lansing, MI 48824-1321
*/

#ifndef MPIRAWREADER_H
#define MPIRAWREADER_H

#include <stddef.h>


namespace frib {
    namespace analysis {
        class CDataReader;
        class AbstractApplication;
        class CMPIRawReader {
        private:
            int m_argc;
            char** m_argv;
            AbstractApplication* m_pApp;
            CDataReader* m_pReader;
            unsigned     m_nBlockSize;
            unsigned     m_nEndsLeft;
        public:
            CMPIRawReader(int argc, char** argv, AbstractApplication* pApp);
            virtual ~CMPIRawReader();
        private:
            CMPIRawReader(const CMPIRawReader& rhs);
            CMPIRawReader& operator=(const CMPIRawReader& rhs);
            int operator==(const CMPIRawReader& rhs);
            int operator!=(const CMPIRawReader& rhs);
        public:
            void operator()();
        private:
            // These utilities are virtual so that the user can override them
            // to parse argc/argv differently than we do.
            //
            virtual const char* getInputFile(int argc, char** argv) const;
            virtual unsigned getBlockSize(int argc, char** argv) const;
            
            void sendData();
            
            unsigned countTriggers(const void* pData, size_t numItems) const;
            void sendWorkItem(const void* pData, size_t nBytes, unsigned blockNum);
            int getRequest();
        };
    }
}



#endif