/*

* ModSecurity for Apache 2.x, http://www.modsecurity.org/

* Copyright (c) 2004-2013 Trustwave Holdings, Inc. (http://www.trustwave.com/)

*

* You may not use this file except in compliance with

* the License.  You may obtain a copy of the License at

*

*     http://www.apache.org/licenses/LICENSE-2.0

*

* If any of the files related to licensing are missing or if you have any

* other questions related to licensing please contact Trustwave Holdings, Inc.

* directly using the email address security@modsecurity.org.

*/

#ifndef __MODULE_FACTORY_H__

#define __MODULE_FACTORY_H__

// Factory class for CMyHttpModule.

// This class is responsible for creating instances

// of CMyHttpModule for each request.

class CMyHttpModuleFactory : public IHttpModuleFactory

{

        CMyHttpModule *				m_pModule;

		CRITICAL_SECTION			m_csLock;

public:

	CMyHttpModuleFactory()

	{

		m_pModule = NULL;

		InitializeCriticalSection(&m_csLock);

	}

	virtual

    HRESULT

    GetHttpModule(

        OUT CHttpModule            **ppModule, 

        IN IModuleAllocator        *

    )

    {

        HRESULT                    hr = S_OK;

	    if ( ppModule == NULL )

        {

            hr = HRESULT_FROM_WIN32( ERROR_INVALID_PARAMETER );

            goto Finished;

        }

		EnterCriticalSection(&m_csLock);

		if(m_pModule == NULL)

		{

			m_pModule = new CMyHttpModule();

			if ( m_pModule == NULL )

			{

				hr = HRESULT_FROM_WIN32( ERROR_NOT_ENOUGH_MEMORY );

				goto Finished;

			}

		}

		LeaveCriticalSection(&m_csLock);

        *ppModule = m_pModule;

	Finished:

        return hr;

    }

    virtual 

    void

    Terminate()

    {

        if ( m_pModule != NULL )

        {

			//m_pModule->WriteEventViewerLog("Module terminated.");

            delete m_pModule;

            m_pModule = NULL;

        }

        delete this;

    }

};

#endif