modularization/src1/common/modulecomm/shm/procsm.h

#ifndef PROCSM_H
#define PROCSM_H

#include <QThread>
#include <QSharedMemory>
#include <QDateTime>
#include <QList>
#include <QVariant>

#ifdef USEDBUS
#include <QtDBus/QDBusMessage>
#include <QtDBus/QDBusConnection>

#endif

#include "ivmodulemsg_type.h"


class ASM_PTR
{
public:
    qint64 mnUpdateTime;
    char mstrshmname[256];
    unsigned int mnshmsize;
    char mstrreserve[1000];
};

class procsm_info
{
public:
  unsigned int mFirst;
  unsigned int mNext;
  unsigned int mCap;
  unsigned int mLock;
  unsigned int mnBufSize;
};

class procsm_head
{
public:
    unsigned short mYear;
    unsigned char mMonth;
    unsigned char mDay;
    unsigned char mHour;
    unsigned char mMinute;
    unsigned char mSec;
    unsigned short mMSec;
    unsigned int mindex;
    unsigned int mnPos;
    unsigned int mnLen;
public:
    void SetDate(QDateTime dt)
    {
        mYear = dt.date().year();
        mMonth = dt.date().month();
        mDay = dt.date().day();
        mHour = dt.time().hour();
        mMinute = dt.time().minute();
        mSec = dt.time().second();
        mMSec = dt.time().msec();
    }
    void GetDate(QDateTime * pdt)
    {
        QDate dt;
        dt.setDate(mYear,mMonth,mDay);
        QTime time;
        time.setHMS(mHour,mMinute,mSec,mMSec);
        pdt->setDate(dt);
        pdt->setTime(time);

    }
};

class procsm : public QObject
{
#ifdef USEDBUS
    Q_OBJECT

#endif
public:
    procsm(const char * strsmname,const unsigned int nBufSize,const unsigned int nMaxPacCount,const int nMode);
    int writemsg(const char * str,const unsigned int nSize);
    unsigned int getcurrentnext();
    int readmsg(unsigned int index,char * str,unsigned int nMaxSize,unsigned int * nRead,QDateTime * pdt);

    bool AttachMem();

private:
    int MoveMem(const unsigned int nSize);
    QSharedMemory * mpASM = 0;
    QSharedMemory * mpASMPtr;
    unsigned int mnBufSize;
    unsigned int mnMaxPacCount;
    procsm_info * mpinfo;
    procsm_head * mphead;

    ASM_PTR mASM_State;
    bool mbAttach;

    char * mstrtem;

public:
    const static int ModeRead = 1;
    const static int ModeWrite = 0;

    iv::modulemsg_type mmodulemsg_type;

#ifdef USEDBUS
private slots:
    void onQuery();

#endif
private:
#ifdef USEDBUS
    QDBusMessage mmsg;
    QDBusMessage mmsgres;  //Response Message Query;

#endif

private:
    void checkasm();
    void recreateasm(int nbufsize);

private:
    char mstrsmname[256];



};

#endif // PROCSM_H