tbshm.hxx

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/*
 *   anvil
 *   Copyright (C) 2007    Karl W. Pfalzer
 *
 *   This program is free software; you can redistribute it and/or
 *   modify it under the terms of the GNU General Public License
 *   as published by the Free Software Foundation; either version 2
 *   of the License, or (at your option) any later version.
 *
 *   This program is distributed in the hope that it will be useful,
 *   but WITHOUT ANY WARRANTY; without even the implied warranty of
 *   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 *   GNU General Public License for more details.
 *
 *   You should have received a copy of the GNU General Public License
 *   along with this program; if not, write to the
 *   Free Software Foundation, Inc.
 *   51 Franklin Street, Fifth Floor
 *   Boston, MA  02110-1301, USA.
 */
#if !defined(_anvil_tbshm_hxx_)
#    define  _anvil_tbshm_hxx_

#include <map>
#include "anvil/ipshm.hxx"
#include "anvil/tbmgr.hxx"

namespace anvil
{

namespace tb 
{

using namespace std;
using namespace xyzzy;

class TShmManager;
class TObject;
class TInput;
class TOutput;

typedef PTRcObjPtr<TShmManager> TRcShmManager;
typedef PTRcObjPtr<TObject>     TRcObject;

// Manager interface.
class TShmManager : public IManager
{
public:
    explicit TShmManager(int port);

    // Return an object which references dut.
    TRcIObject factory(const char *nm);

    TShared* getShared() const  {return m_stpShared;}

    void assignAndRunDut(TUint32 assignDelay, TUint32 runFor);

    void waitOnDut();

    void setExceptionOnX(bool v);

    bool getExceptionOnX() const;

    virtual ~TShmManager();

private:
    typedef map<string, TRcObject> TMapOfIOsByName;

    TMapOfIOsByName m_iosByName;

    static TShared  *m_stpShared;

    static TShmManager *m_stpTheOne;

    void init(int port);

    friend class TObject;
};

// An implementation which uses shared memory.
class TObject : public IObject
{
public:
    const char *getName() const {return m_shObj.getName();}

    bool operator==(bool b) const;

    bool operator==(TInt32 v) const;

    bool operator==(const PTFixedPtBase<TInt32> &r) const;

    int getNumBits() const {return m_shObj.getNumBits();}

    virtual operator bool() const;

    virtual operator TInt32() const;

    virtual ~TObject();

protected:
    explicit TObject(const char *nm);

    explicit TObject(TShmObject &sref);

    TShmObject  &m_shObj;

private:
    static TShmObject& getShmObj(const char *nm);
};

// Input to (drives) dut.
class TInput : public TObject
{
public:
    explicit TInput(const char *nm);

    explicit TInput(TShmObject &sref);

    virtual const TInput& operator=(bool b);

    virtual const TInput& operator=(TInt32 v);

    virtual const TInput& operator=(const PTFixedPtBase<TInt32> &r);

    ~TInput();

private:
};

// Output from dut.
class TOutput : public TObject
{
public:
    explicit TOutput(const char *nm);

    explicit TOutput(TShmObject &sref);

    ~TOutput();

private:
};

};  //namespace tb

};  //namespace anvil

#endif //_anvil_tbshm_hxx_

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