/data/refman/pasoursint/CMSSW_6_1_2_SLHC2_patch1/src/EventFilter/Utilities/interface/SlaveQueue.h

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#ifndef EVENTFILTER_UTILITIES_SLAVEQUEUE_H
#define EVENTFILTER_UTILITIES_SLAVEQUEUE_H

#include <stdio.h>       /* standard I/O functions.              */
#include <stdlib.h>      /* malloc(), free() etc.                */
#include <sys/types.h>   /* various type definitions.            */
#include <sys/ipc.h>     /* general SysV IPC structures          */
#include <sys/msg.h>     /* message queue functions and structs. */
#include <errno.h>
#include <string.h>

#include "EventFilter/Utilities/interface/Exception.h"
#include "EventFilter/Utilities/interface/MsgBuf.h"

namespace evf {

class SlaveQueue {

public:

        SlaveQueue(unsigned int ind);
        ~SlaveQueue();

        int post(MsgBuf &ptr);
        unsigned long rcv(MsgBuf &ptr);
        bool rcvQuiet(MsgBuf &ptr);
        unsigned long rcvNonBlocking(MsgBuf &ptr);
        unsigned long rcvNonBlockingAny(MsgBuf &ptr);
        int id() const;

private:

        int queue_id_; /* ID of the created queue.            */

};
}
#endif