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CAENchain.h

#ifndef CAENCHAIN_H
#define CAENCHAIN_H

#include <stdio.h>
#include <sys/types.h>
#include <sys/stat.h>
#include <sys/mman.h>
#include <errno.h>
#include <fcntl.h>
#include <unistd.h>
#include <signal.h>
#include <sys/ioctl.h>

#ifndef CAENCARD_H
#include "CAENcard.h"
#endif

//could even get away with a 4k map if desired...
#define CAEN_CHAIN_MMAP_LEN  0x00008000

class CAENchain {
  private:
    unsigned int *firstSlot, *lastSlot;

    int *refCount;

    volatile unsigned short int *MCSTbuf;

    int *MCSTfd, *CBLTfd;

    int chainInit(int first, int last, int crate);

    void destruct();

  public:
    CAENchain(int first = 0, int last = 0, int crate = 0);

    CAENchain& operator=(const CAENchain& chain);

    ~CAENchain(){ destruct(); };

    CAENcard slot(int slotNum);

    CAENcard operator[](int index);

    int length();

    void setCrate(int crateNum);

    void clearData();

    void reset();

    int readEvent(void* buf);
    int readEvent(DAQWordBuffer& wbuf, int start);
    int readEvent(DAQWordBufferPtr& wp);
    int readEvent(DAQDWordBuffer& dwbuf, int start);
    int readEvent(DAQDWordBufferPtr& dwp);
};

#endif

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