NTEventLogAppender.hh

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/*
 * NTEventLogAppender.hh
 *
 * See the COPYING file for the terms of usage and distribution.
 */

#ifndef _LOG4CPP_NTEVENTLOGAPPENDER_HH
#define _LOG4CPP_NTEVENTLOGAPPENDER_HH

#ifdef WIN32    // only available on Win32

// deal with ERROR #define
// N.B. This #includes windows.h with NOGDI and WIN32_LEAN_AND_MEAN #defined.
//      If this is not what the user wants, #include windows.h before this file.
#ifndef _WINDOWS_
#  ifndef NOGDI
#    define NOGDI  // this will circumvent the ERROR #define in windows.h
#    define LOG4CPP_UNDEFINE_NOGDI
#  endif

#  ifndef WIN32_LEAN_AND_MEAN
#    define WIN32_LEAN_AND_MEAN
#    define LOG4CPP_UNDEFINE_WIN32_LEAN_AND_MEAN
#  endif

#  include <windows.h>

#  ifdef LOG4CPP_UNDEFINE_NOGDI
#    undef NOGDI
#  endif

#  ifdef LOG4CPP_UNDEFINE_WIN32_LEAN_AND_MEAN
#    undef WIN32_LEAN_AND_MEAN
#  endif

#endif // done dealing with ERROR #define

#include <log4cpp/Portability.hh>
#include <log4cpp/AppenderSkeleton.hh>

namespace log4cpp {

    class LOG4CPP_EXPORT NTEventLogAppender : public AppenderSkeleton {
    public:

        NTEventLogAppender(const std::string& name, const std::string& sourceName);
        virtual ~NTEventLogAppender();

        virtual bool reopen();

        virtual void close();

        virtual bool requiresLayout() const;

        virtual void setLayout(Layout* layout);

    protected:
        
        WORD getCategory(Priority::Value priority);
        WORD getType(Priority::Value priority);
        HKEY regGetKey(TCHAR *subkey, DWORD *disposition);
        void regSetString(HKEY hkey, TCHAR *name, TCHAR *value);
        void regSetDword(HKEY hkey, TCHAR *name, DWORD value);
        void addRegistryInfo(const char *source);

        virtual void open();

        virtual void _append(const LoggingEvent& event);

        HANDLE _hEventSource;
        std::string _strSourceName;
    };
}

#else // WIN32
#error NTEventLoggAppender is not available on on Win32 platforms
#endif  // WIN32

#endif // _LOG4CPP_NTEVENTLOGAPPENDER_HH