jack2/common/JackInternalClient.h

/*
Copyright (C) 2001 Paul Davis 
Copyright (C) 2004-2006 Grame

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., 675 Mass Ave, Cambridge, MA 02139, USA.

*/

#ifndef __JackInternalClient__
#define __JackInternalClient__

#include "JackClient.h"

namespace Jack
{

struct JackEngineControl;
class JackClientChannelInterface;

/*!
\brief Internal clients in the server.
*/

class JackInternalClient : public JackClient
{

    private:

        JackClientControl* fClientControl;     /*! Client control */

    public:

        JackInternalClient(JackServer* server, JackSynchro** table);
        virtual ~JackInternalClient();

        int Open(const char* server_name, const char* name, jack_options_t options, jack_status_t* status);

        JackGraphManager* GetGraphManager() const;
        JackEngineControl* GetEngineControl() const;
        JackClientControl* GetClientControl() const;

        static JackGraphManager* fGraphManager;		/*! Shared memory Port manager */
        static JackEngineControl* fEngineControl;	/*! Shared engine cotrol */
};

/*!
\brief Loadable internal clients in the server.
*/

#ifdef WIN32

#include <windows.h>
#define HANDLE HINSTANCE 
#define LoadJackModule(name) LoadLibrary((name));
#define UnloadJackModule(handle) FreeLibrary((handle));  
#define GetJackProc(handle, name) GetProcAddress((handle), (name));

#else

#include <dlfcn.h>
#define HANDLE void* 
#define LoadJackModule(name) dlopen((name), RTLD_NOW | RTLD_LOCAL);
#define UnloadJackModule(handle) dlclose((handle));
#define GetJackProc(handle, name) dlsym((handle), (name));

#endif

typedef int (*InitializeCallback)(jack_client_t*, const char*);
typedef void (*FinishCallback)(void *);

class JackLoadableInternalClient : public JackInternalClient
{

    private:
	
		HANDLE fHandle;
		InitializeCallback fInitialize;
		FinishCallback fFinish;		
		char fObjectData[JACK_LOAD_INIT_LIMIT];

    public:

        JackLoadableInternalClient(JackServer* server, JackSynchro** table, const char* so_name, const char* object_data);
	    virtual ~JackLoadableInternalClient();
		
		int Open(const char* server_name, const char* name, jack_options_t options, jack_status_t* status);

};


} // end of namespace

#endif