RawCache.h

Go to the documentation of this file.

//
// RawCache.h
// -------
//
// Backup for RawMsgBuf messages containing raw FED data.
//
//  Created on: Nov 16, 2011
//                                          Andrei Spataru : aspataru@cern.ch

#ifndef RAWCACHE_H_
#define RAWCACHE_H_

#include "EventFilter/ResourceBroker/interface/RawMsgBuf.h"

namespace evf {

class RawCache {
public:

    static RawCache* getInstance();

    void initialise(unsigned int nMsgs, unsigned int cellSize);
    virtual ~RawCache();

    RawMsgBuf* getMsgToWrite();

    void releaseMsg(unsigned int fuResourceId);

    void printUsage() const;

private:
    static RawCache* instance_;
    RawCache();
    int getFreeSlot() const;
    void setFree(RawMsgBuf* rawCell);

private:
    bool initialised_;
    RawMsgBuf** msgs_;
    unsigned int nMsgs_, cellSize_;
    bool* slotUsage_;
};

}

#endif /* RAWCACHE_H_ */