dlls/winejack.drv/jack.c

   1 /* -*- tab-width: 8; c-basic-offset: 4 -*- */
   2 /*
   3  * Wine Driver for jack Sound Server
   4  *   http://jackit.sourceforge.net
   5  *
   6  * Copyright 2002 Chris Morgan
   7  *
   8  * This library is free software; you can redistribute it and/or
   9  * modify it under the terms of the GNU Lesser General Public
  10  * License as published by the Free Software Foundation; either
  11  * version 2.1 of the License, or (at your option) any later version.
  12  *
  13  * This library is distributed in the hope that it will be useful,
  14  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  15  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
  16  * Lesser General Public License for more details.
  17  *
  18  * You should have received a copy of the GNU Lesser General Public
  19  * License along with this library; if not, write to the Free Software
  20  * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301, USA
  21  */
  22
  23 #include "config.h"
  24 #include "wine/port.h"
  25
  26 #include <stdarg.h>
  27 #include <stdio.h>
  28
  29 #include "windef.h"
  30 #include "winbase.h"
  31 #include "wingdi.h"
  32 #include "winuser.h"
  33 #include "mmddk.h"
  34 #include "jack.h"
  35 #include "wine/library.h"
  36 #include "wine/debug.h"
  37
  38 WINE_DEFAULT_DEBUG_CHANNEL(jack);
  39
  40 #ifdef SONAME_LIBJACK
  41
  42 void *jackhandle = NULL;
  43
  44 /**************************************************************************
  45  *                              JACK_drvLoad                    [internal]
  46  */
  47 static LRESULT JACK_drvLoad(void)
  48 {
  49   TRACE("()\n");
  50
  51   /* dynamically load the jack library if not already loaded */
  52   jackhandle = wine_dlopen(SONAME_LIBJACK, RTLD_NOW, NULL, 0);
  53   TRACE("SONAME_LIBJACK == %s\n", SONAME_LIBJACK);
  54   TRACE("jackhandle == %p\n", jackhandle);
  55   if(!jackhandle)
  56   {
  57     FIXME("error loading the jack library %s, please install this library to use jack\n",
  58           SONAME_LIBJACK);
  59     return 0;
  60   }
  61
  62   return 1;
  63 }
  64
  65 /**************************************************************************
  66  *                              JACK_drvFree                    [internal]
  67  */
  68 /* unload the jack library on driver free */
  69 static LRESULT JACK_drvFree(void)
  70 {
  71   TRACE("()\n");
  72
  73   if(jackhandle)
  74   {
  75     TRACE("calling wine_dlclose() on jackhandle\n");
  76     wine_dlclose(jackhandle, NULL, 0);
  77     jackhandle = NULL;
  78   }
  79
  80   return 1;
  81 }
  82
  83 #endif /* #ifdef SONAME_LIBJACK */
  84
  85
  86 /**************************************************************************
  87  *                              DriverProc (WINEJACK.1)
  88  */
  89 LRESULT CALLBACK JACK_DriverProc(DWORD_PTR dwDevID, HDRVR hDriv, UINT wMsg,
  90                                  LPARAM dwParam1, LPARAM dwParam2)
  91 {
  92      TRACE("(%08lX, %p, %s (%08X), %08lX, %08lX)\n",
  93            dwDevID, hDriv, wMsg == DRV_LOAD ? "DRV_LOAD" :
  94            wMsg == DRV_FREE ? "DRV_FREE" :
  95            wMsg == DRV_OPEN ? "DRV_OPEN" :
  96            wMsg == DRV_CLOSE ? "DRV_CLOSE" :
  97            wMsg == DRV_ENABLE ? "DRV_ENABLE" :
  98            wMsg == DRV_DISABLE ? "DRV_DISABLE" :
  99            wMsg == DRV_QUERYCONFIGURE ? "DRV_QUERYCONFIGURE" :
 100            wMsg == DRV_CONFIGURE ? "DRV_CONFIGURE" :
 101            wMsg == DRV_INSTALL ? "DRV_INSTALL" :
 102            wMsg == DRV_REMOVE ? "DRV_REMOVE" : "UNKNOWN",
 103            wMsg, dwParam1, dwParam2);
 104
 105     switch(wMsg) {
 106 #ifdef SONAME_LIBJACK
 107     case DRV_LOAD:              return JACK_drvLoad();
 108     case DRV_FREE:              return JACK_drvFree();
 109     case DRV_OPEN:
 110     case DRV_CLOSE:
 111     case DRV_INSTALL:
 112     case DRV_REMOVE:
 113     case DRV_ENABLE:
 114     case DRV_DISABLE:
 115     case DRV_QUERYCONFIGURE:
 116         return 1;
 117     case DRV_CONFIGURE:         MessageBoxA(0, "jack audio driver!", "jack driver", MB_OK);     return 1;
 118 #endif
 119     default:
 120         return 0;
 121     }
 122 }