jack.c 4.31 KB
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/* -*- tab-width: 8; c-basic-offset: 4 -*- */
/*
 * Wine Driver for jack Sound Server
 *   http://jackit.sourceforge.net
 *
 * Copyright 2002 Chris Morgan
 *
 * This library is free software; you can redistribute it and/or
 * modify it under the terms of the GNU Lesser General Public
 * License as published by the Free Software Foundation; either
 * version 2.1 of the License, or (at your option) any later version.
 *
 * This library 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
 * Lesser General Public License for more details.
 *
 * You should have received a copy of the GNU Lesser General Public
 * License along with this library; if not, write to the Free Software
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 * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301, USA
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 */

#include "config.h"
#include "wine/port.h"
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#include <stdarg.h>
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#include <stdio.h>
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#include "windef.h"
#include "winbase.h"
#include "wingdi.h"
#include "winuser.h"
#include "mmddk.h"
#include "jack.h"
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#include "wine/library.h"
#include "wine/debug.h"

WINE_DEFAULT_DEBUG_CHANNEL(jack);
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#ifdef SONAME_LIBJACK
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void *jackhandle = NULL;

/**************************************************************************
 * 				JACK_drvLoad			[internal]	
 */
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static LRESULT JACK_drvLoad(void)
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{
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  TRACE("()\n");
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  /* dynamically load the jack library if not already loaded */
  if(!jackhandle)
  {
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    jackhandle = wine_dlopen(SONAME_LIBJACK, RTLD_NOW, NULL, 0);
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    TRACE("SONAME_LIBJACK == %s\n", SONAME_LIBJACK);
    TRACE("jackhandle == %p\n", jackhandle);
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    if(!jackhandle)
    {
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      FIXME("error loading the jack library %s, please install this library to use jack\n", SONAME_LIBJACK);
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      jackhandle = (void*)-1;
      return 0;
    }
  }

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  return JACK_WaveInit();
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}

/**************************************************************************
 * 				JACK_drvFree			[internal]	
 */
/* unload the jack library on driver free */
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static LRESULT JACK_drvFree(void)
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{
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  TRACE("()\n");
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  if(jackhandle && (jackhandle != (void*)-1))
  {
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    JACK_WaveRelease();

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    TRACE("calling wine_dlclose() on jackhandle\n");
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    wine_dlclose(jackhandle, NULL, 0);
    jackhandle = NULL;
  }

  return 1;
}

/**************************************************************************
 * 				JACK_drvOpen			[internal]	
 */
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static LRESULT JACK_drvOpen(LPSTR str)
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{
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  TRACE("(%s)\n", str);
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  /* if we were unable to load the jack library then fail the */
  /* driver open */
  if(!jackhandle)
  {
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    FIXME("unable to open the jack library, returning 0\n");
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    return 0;
  }

  return 1;
}

/**************************************************************************
 * 				JACK_drvClose			[internal]	
 */
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static LRESULT JACK_drvClose(DWORD_PTR dwDevID)
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{
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  TRACE("(%08lx)\n", dwDevID);
  return 1;
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}
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#endif /* #ifdef SONAME_LIBJACK */
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/**************************************************************************
 * 				DriverProc (WINEJACK.1)
 */
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LRESULT CALLBACK JACK_DriverProc(DWORD_PTR dwDevID, HDRVR hDriv, UINT wMsg, 
                                 LPARAM dwParam1, LPARAM dwParam2)
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{
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     TRACE("(%08lX, %p, %s (%08X), %08lX, %08lX)\n",
           dwDevID, hDriv, wMsg == DRV_LOAD ? "DRV_LOAD" :
           wMsg == DRV_FREE ? "DRV_FREE" :
           wMsg == DRV_OPEN ? "DRV_OPEN" :
           wMsg == DRV_CLOSE ? "DRV_CLOSE" :
           wMsg == DRV_ENABLE ? "DRV_ENABLE" :
           wMsg == DRV_DISABLE ? "DRV_DISABLE" :
           wMsg == DRV_QUERYCONFIGURE ? "DRV_QUERYCONFIGURE" :
           wMsg == DRV_CONFIGURE ? "DRV_CONFIGURE" :
           wMsg == DRV_INSTALL ? "DRV_INSTALL" :
           wMsg == DRV_REMOVE ? "DRV_REMOVE" : "UNKNOWN", 
           wMsg, dwParam1, dwParam2);
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    switch(wMsg) {
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#ifdef SONAME_LIBJACK
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    case DRV_LOAD:		return JACK_drvLoad();
    case DRV_FREE:		return JACK_drvFree();
    case DRV_OPEN:		return JACK_drvOpen((LPSTR)dwParam1);
    case DRV_CLOSE:		return JACK_drvClose(dwDevID);
    case DRV_ENABLE:		return 1;
    case DRV_DISABLE:		return 1;
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    case DRV_QUERYCONFIGURE:	return 1;
    case DRV_CONFIGURE:		MessageBoxA(0, "jack audio driver!", "jack driver", MB_OK);	return 1;
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    case DRV_INSTALL:		return DRVCNF_RESTART;
    case DRV_REMOVE:		return DRVCNF_RESTART;
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#endif
    default:
	return DefDriverProc(dwDevID, hDriv, wMsg, dwParam1, dwParam2);
    }
}