1 /* -*- tab-width: 8; c-basic-offset: 4 -*- */
4 * MMSYSTEM low level drivers handling functions
6 * Copyright 1999 Eric Pouech
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.
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.
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
24 #include "wine/port.h"
34 #include "wine/debug.h"
35 #include "wine/exception.h"
37 WINE_DEFAULT_DEBUG_CHANNEL(winmm
);
39 /* Default set of drivers to be loaded */
40 #define WINE_DEFAULT_WINMM_DRIVER "alsa,oss,coreaudio,esd"
42 /* each known type of driver has an instance of this structure */
43 typedef struct tagWINE_LLTYPE
{
44 /* those attributes depend on the specification of the type */
45 LPCSTR typestr
; /* name (for debugging) */
46 /* those attributes reflect the loaded/current situation for the type */
47 UINT wMaxId
; /* number of loaded devices (sum across all loaded drivers) */
48 LPWINE_MLD lpMlds
; /* "static" mlds to access the part though device IDs */
49 int nMapper
; /* index to mapper */
52 static WINE_LLTYPE llTypes
[MMDRV_MAX
] = {
54 { "Mixer", 0, 0, -1 },
55 { "MidiIn", 0, 0, -1 },
56 { "MidiOut", 0, 0, -1 },
57 { "WaveIn", 0, 0, -1 },
58 { "WaveOut", 0, 0, -1 }
61 static int drivers_loaded
, MMDrvsHi
;
62 static WINE_MM_DRIVER MMDrvs
[8];
63 static LPWINE_MLD MM_MLDrvs
[40];
64 #define MAX_MM_MLDRVS (sizeof(MM_MLDrvs) / sizeof(MM_MLDrvs[0]))
66 static void MMDRV_Init(void);
68 static void MMDRV_InitSingleType(UINT type
) {
69 if (!drivers_loaded
) {
75 /**************************************************************************
76 * MMDRV_GetNum [internal]
78 UINT
MMDRV_GetNum(UINT type
)
80 TRACE("(%04x)\n", type
);
81 assert(type
< MMDRV_MAX
);
82 MMDRV_InitSingleType(type
);
83 return llTypes
[type
].wMaxId
;
86 /**************************************************************************
87 * MMDRV_Message [internal]
89 DWORD
MMDRV_Message(LPWINE_MLD mld
, UINT wMsg
, DWORD_PTR dwParam1
,
92 LPWINE_MM_DRIVER lpDrv
;
94 WINE_MM_DRIVER_PART
* part
;
95 WINE_LLTYPE
* llType
= &llTypes
[mld
->type
];
97 TRACE("(%s %d %u 0x%08lx 0x%08lx 0x%08lx)\n",
98 llTypes
[mld
->type
].typestr
, mld
->uDeviceID
, wMsg
,
99 mld
->dwDriverInstance
, dwParam1
, dwParam2
);
101 if ((UINT16
)mld
->uDeviceID
== (UINT16
)-1) {
102 if (llType
->nMapper
== -1) {
103 WARN("uDev=-1 requested on non-mapped ll type %s\n",
104 llTypes
[mld
->type
].typestr
);
105 return MMSYSERR_BADDEVICEID
;
108 if (mld
->uDeviceID
>= llType
->wMaxId
) {
109 WARN("uDev(%u) requested >= max (%d)\n", mld
->uDeviceID
, llType
->wMaxId
);
110 return MMSYSERR_BADDEVICEID
;
114 lpDrv
= &MMDrvs
[mld
->mmdIndex
];
115 part
= &lpDrv
->parts
[mld
->type
];
117 assert(part
->fnMessage32
);
119 TRACE("Calling message(dev=%d msg=%u usr=0x%08lx p1=0x%08lx p2=0x%08lx)\n",
120 mld
->uDeviceID
, wMsg
, mld
->dwDriverInstance
, dwParam1
, dwParam2
);
121 ret
= part
->fnMessage32(mld
->uDeviceID
, wMsg
, mld
->dwDriverInstance
, dwParam1
, dwParam2
);
122 TRACE("=> %s\n", WINMM_ErrorToString(ret
));
127 /**************************************************************************
128 * MMDRV_Alloc [internal]
130 LPWINE_MLD
MMDRV_Alloc(UINT size
, UINT type
, LPHANDLE hndl
, DWORD
* dwFlags
,
131 DWORD_PTR
* dwCallback
, DWORD_PTR
* dwInstance
)
135 TRACE("(%d, %04x, %p, %p, %p, %p)\n",
136 size
, type
, hndl
, dwFlags
, dwCallback
, dwInstance
);
138 mld
= HeapAlloc(GetProcessHeap(), HEAP_ZERO_MEMORY
, size
);
139 if (!mld
) return NULL
;
141 /* find an empty slot in MM_MLDrvs table */
142 for (i
= 0; i
< MAX_MM_MLDRVS
; i
++) if (!MM_MLDrvs
[i
]) break;
144 if (i
== MAX_MM_MLDRVS
) {
145 /* the MM_MLDrvs table could be made growable in the future if needed */
146 ERR("Too many open drivers\n");
147 HeapFree(GetProcessHeap(), 0, mld
);
151 *hndl
= (HANDLE
)(i
| 0x8000);
154 if ((UINT_PTR
)*hndl
< MMDRV_GetNum(type
) || ((UINT_PTR
)*hndl
>> 16)) {
155 /* FIXME: those conditions must be fulfilled so that:
156 * - we can distinguish between device IDs and handles
157 * - we can use handles as 16 or 32 bit entities
159 ERR("Shouldn't happen. Bad allocation scheme\n");
162 mld
->dwFlags
= HIWORD(*dwFlags
);
163 mld
->dwCallback
= *dwCallback
;
164 mld
->dwClientInstance
= *dwInstance
;
169 /**************************************************************************
170 * MMDRV_Free [internal]
172 void MMDRV_Free(HANDLE hndl
, LPWINE_MLD mld
)
174 TRACE("(%p, %p)\n", hndl
, mld
);
176 if ((UINT_PTR
)hndl
& 0x8000) {
177 UINT_PTR idx
= (UINT_PTR
)hndl
& ~0x8000;
178 if (idx
< sizeof(MM_MLDrvs
) / sizeof(MM_MLDrvs
[0])) {
179 MM_MLDrvs
[idx
] = NULL
;
180 HeapFree(GetProcessHeap(), 0, mld
);
184 ERR("Bad Handle %p at %p (not freed)\n", hndl
, mld
);
187 /**************************************************************************
188 * MMDRV_Open [internal]
190 DWORD
MMDRV_Open(LPWINE_MLD mld
, UINT wMsg
, DWORD_PTR dwParam1
, DWORD dwFlags
)
192 DWORD dwRet
= MMSYSERR_BADDEVICEID
;
193 DWORD_PTR dwInstance
;
194 WINE_LLTYPE
* llType
= &llTypes
[mld
->type
];
195 TRACE("(%p, %04x, 0x%08lx, 0x%08x)\n", mld
, wMsg
, dwParam1
, dwFlags
);
197 mld
->dwDriverInstance
= (DWORD_PTR
)&dwInstance
;
199 if (mld
->uDeviceID
== (UINT
)-1 || mld
->uDeviceID
== (UINT16
)-1) {
200 TRACE("MAPPER mode requested !\n");
201 if (llType
->nMapper
== -1) {
202 WARN("Mapper not supported for type %s\n", llTypes
[mld
->type
].typestr
);
203 return MMSYSERR_BADDEVICEID
;
205 mld
->mmdIndex
= llType
->lpMlds
[-1].mmdIndex
;
206 TRACE("Setting mmdIndex to %u\n", mld
->mmdIndex
);
207 dwRet
= MMDRV_Message(mld
, wMsg
, dwParam1
, dwFlags
);
209 if (mld
->uDeviceID
< llType
->wMaxId
) {
210 mld
->mmdIndex
= llType
->lpMlds
[mld
->uDeviceID
].mmdIndex
;
211 TRACE("Setting mmdIndex to %u\n", mld
->mmdIndex
);
212 dwRet
= MMDRV_Message(mld
, wMsg
, dwParam1
, dwFlags
);
215 if (dwRet
== MMSYSERR_NOERROR
)
216 mld
->dwDriverInstance
= dwInstance
;
220 /**************************************************************************
221 * MMDRV_Close [internal]
223 DWORD
MMDRV_Close(LPWINE_MLD mld
, UINT wMsg
)
225 TRACE("(%p, %04x)\n", mld
, wMsg
);
226 return MMDRV_Message(mld
, wMsg
, 0L, 0L);
229 /**************************************************************************
230 * MMDRV_GetByID [internal]
232 static LPWINE_MLD
MMDRV_GetByID(UINT uDevID
, UINT type
)
234 TRACE("(%04x, %04x)\n", uDevID
, type
);
235 if (uDevID
< llTypes
[type
].wMaxId
)
236 return &llTypes
[type
].lpMlds
[uDevID
];
237 if ((uDevID
== (UINT16
)-1 || uDevID
== (UINT
)-1) && llTypes
[type
].nMapper
!= -1)
238 return &llTypes
[type
].lpMlds
[-1];
242 /**************************************************************************
243 * MMDRV_Get [internal]
245 LPWINE_MLD
MMDRV_Get(HANDLE _hndl
, UINT type
, BOOL bCanBeID
)
247 LPWINE_MLD mld
= NULL
;
248 UINT_PTR hndl
= (UINT_PTR
)_hndl
;
249 TRACE("(%p, %04x, %c)\n", _hndl
, type
, bCanBeID
? 'Y' : 'N');
251 assert(type
< MMDRV_MAX
);
252 MMDRV_InitSingleType(type
);
254 if (hndl
>= llTypes
[type
].wMaxId
&&
255 hndl
!= (UINT16
)-1 && hndl
!= (UINT
)-1) {
257 UINT idx
= hndl
& ~0x8000;
258 if (idx
< sizeof(MM_MLDrvs
) / sizeof(MM_MLDrvs
[0])) {
261 mld
= MM_MLDrvs
[idx
];
262 if (mld
&& mld
->type
!= type
) mld
= NULL
;
272 if (mld
== NULL
&& bCanBeID
) {
273 mld
= MMDRV_GetByID(hndl
, type
);
278 /**************************************************************************
279 * MMDRV_GetRelated [internal]
281 LPWINE_MLD
MMDRV_GetRelated(HANDLE hndl
, UINT srcType
,
282 BOOL bSrcCanBeID
, UINT dstType
)
285 TRACE("(%p, %04x, %c, %04x)\n",
286 hndl
, srcType
, bSrcCanBeID
? 'Y' : 'N', dstType
);
288 if ((mld
= MMDRV_Get(hndl
, srcType
, bSrcCanBeID
)) != NULL
) {
289 WINE_MM_DRIVER_PART
* part
= &MMDrvs
[mld
->mmdIndex
].parts
[dstType
];
290 if (part
->nIDMin
< part
->nIDMax
)
291 return MMDRV_GetByID(part
->nIDMin
, dstType
);
296 /**************************************************************************
297 * MMDRV_PhysicalFeatures [internal]
299 UINT
MMDRV_PhysicalFeatures(LPWINE_MLD mld
, UINT uMsg
,
300 DWORD_PTR dwParam1
, DWORD_PTR dwParam2
)
302 WINE_MM_DRIVER
* lpDrv
= &MMDrvs
[mld
->mmdIndex
];
304 TRACE("(%p, %04x, %08lx, %08lx)\n", mld
, uMsg
, dwParam1
, dwParam2
);
306 /* all those function calls are undocumented */
308 case DRV_QUERYDRVENTRY
:
309 lstrcpynA((LPSTR
)dwParam1
, lpDrv
->drvname
, LOWORD(dwParam2
));
311 case DRV_QUERYDEVNODE
:
312 *(LPDWORD
)dwParam1
= 0L; /* should be DevNode */
315 WARN("NIY QueryName\n");
317 case DRV_QUERYDRIVERIDS
:
318 WARN("NIY call VxD\n");
319 /* should call VxD MMDEVLDR with (DevNode, dwParam1 and dwParam2) as pmts
320 * dwParam1 is buffer and dwParam2 is sizeof(buffer)
321 * I don't know where the result is stored though
324 case DRV_QUERYMAPPABLE
:
325 return (lpDrv
->bIsMapper
) ? 2 : 0;
327 case DRVM_MAPPER_PREFERRED_GET
:
328 /* FIXME: get from registry someday */
329 *((LPDWORD
)dwParam1
) = -1; /* No preferred device */
330 *((LPDWORD
)dwParam2
) = 0;
333 case DRV_QUERYDEVICEINTERFACE
:
334 case DRV_QUERYDEVICEINTERFACESIZE
:
335 return MMDRV_Message(mld
, uMsg
, dwParam1
, dwParam2
);
337 case DRV_QUERYDSOUNDIFACE
: /* Wine-specific: Retrieve DirectSound interface */
338 case DRV_QUERYDSOUNDDESC
: /* Wine-specific: Retrieve DirectSound driver description*/
339 return MMDRV_Message(mld
, uMsg
, dwParam1
, dwParam2
);
342 WARN("Unknown call %04x\n", uMsg
);
343 return MMSYSERR_INVALPARAM
;
348 /**************************************************************************
349 * MMDRV_InitPerType [internal]
351 static BOOL
MMDRV_InitPerType(LPWINE_MM_DRIVER lpDrv
, UINT type
, UINT wMsg
)
353 WINE_MM_DRIVER_PART
* part
= &lpDrv
->parts
[type
];
357 TRACE("(%p, %04x, %04x)\n", lpDrv
, type
, wMsg
);
359 part
->nIDMin
= part
->nIDMax
= 0;
361 /* for DRVM_INIT and DRVM_ENABLE, dwParam2 should be PnP node */
362 /* the DRVM_ENABLE is only required when the PnP node is non zero */
363 if (part
->fnMessage32
) {
364 ret
= part
->fnMessage32(0, DRVM_INIT
, 0L, 0L, 0L);
365 TRACE("DRVM_INIT => %s\n", WINMM_ErrorToString(ret
));
367 ret
= part
->fnMessage32(0, DRVM_ENABLE
, 0L, 0L, 0L);
368 TRACE("DRVM_ENABLE => %08lx\n", ret
);
370 count
= part
->fnMessage32(0, wMsg
, 0L, 0L, 0L);
374 TRACE("Got %u dev for (%s:%s)\n", count
, lpDrv
->drvname
, llTypes
[type
].typestr
);
379 /* got some drivers */
380 if (lpDrv
->bIsMapper
) {
381 llTypes
[type
].nMapper
= MMDrvsHi
;
385 part
->nIDMin
= llTypes
[type
].wMaxId
;
386 llTypes
[type
].wMaxId
+= count
;
387 part
->nIDMax
= llTypes
[type
].wMaxId
;
389 TRACE("Setting min=%d max=%d (ttop=%d) for (%s:%s)\n",
390 part
->nIDMin
, part
->nIDMax
, llTypes
[type
].wMaxId
,
391 lpDrv
->drvname
, llTypes
[type
].typestr
);
392 /* realloc translation table */
393 if (llTypes
[type
].lpMlds
)
394 llTypes
[type
].lpMlds
= (LPWINE_MLD
)
395 HeapReAlloc(GetProcessHeap(), 0, llTypes
[type
].lpMlds
- 1,
396 sizeof(WINE_MLD
) * (llTypes
[type
].wMaxId
+ 1)) + 1;
398 llTypes
[type
].lpMlds
= (LPWINE_MLD
)
399 HeapAlloc(GetProcessHeap(), 0,
400 sizeof(WINE_MLD
) * (llTypes
[type
].wMaxId
+ 1)) + 1;
402 /* re-build the translation table */
403 if (lpDrv
->bIsMapper
) {
404 TRACE("%s:Trans[%d] -> %s\n", llTypes
[type
].typestr
, -1, MMDrvs
[llTypes
[type
].nMapper
].drvname
);
405 llTypes
[type
].lpMlds
[-1].uDeviceID
= (UINT
)-1;
406 llTypes
[type
].lpMlds
[-1].type
= type
;
407 llTypes
[type
].lpMlds
[-1].mmdIndex
= llTypes
[type
].nMapper
;
408 llTypes
[type
].lpMlds
[-1].dwDriverInstance
= 0;
410 for (i
= k
= 0; i
<= MMDrvsHi
; i
++) {
411 while (MMDrvs
[i
].parts
[type
].nIDMin
<= k
&& k
< MMDrvs
[i
].parts
[type
].nIDMax
) {
412 TRACE("%s:Trans[%d] -> %s\n", llTypes
[type
].typestr
, k
, MMDrvs
[i
].drvname
);
413 llTypes
[type
].lpMlds
[k
].uDeviceID
= k
;
414 llTypes
[type
].lpMlds
[k
].type
= type
;
415 llTypes
[type
].lpMlds
[k
].mmdIndex
= i
;
416 llTypes
[type
].lpMlds
[k
].dwDriverInstance
= 0;
423 /**************************************************************************
424 * MMDRV_Install [internal]
426 static BOOL
MMDRV_Install(LPCSTR drvRegName
, LPCSTR drvFileName
, BOOL bIsMapper
)
429 LPWINE_MM_DRIVER lpDrv
= &MMDrvs
[MMDrvsHi
];
431 WINEMM_msgFunc32 func
;
433 TRACE("('%s', '%s', mapper=%c);\n", drvRegName
, drvFileName
, bIsMapper
? 'Y' : 'N');
435 for (i
= 0; i
< MMDrvsHi
; i
++) {
436 if (!strcmp(drvRegName
, MMDrvs
[i
].drvname
)) return FALSE
;
439 /* Be sure that size of MMDrvs matches the max number of loadable
441 * If not just increase size of MMDrvs
443 assert(MMDrvsHi
<= sizeof(MMDrvs
)/sizeof(MMDrvs
[0]));
445 memset(lpDrv
, 0, sizeof(*lpDrv
));
447 if (!(lpDrv
->hDriver
= OpenDriverA(drvFileName
, 0, 0))) {
448 WARN("Couldn't open driver '%s'\n", drvFileName
);
452 d
= DRIVER_FindFromHDrvr(lpDrv
->hDriver
);
454 /* Then look for xxxMessage functions */
455 #define AA(_h,_w,_x,_y,_z) \
456 func = (WINEMM_msgFunc##_y) _z ((_h), #_x); \
458 { lpDrv->parts[_w].fnMessage##_y = func; count++; \
459 TRACE("Got %d bit func '%s'\n", _y, #_x); }
462 #define A(_x,_y) AA(d->hModule,_x,_y,32,GetProcAddress)
463 A(MMDRV_AUX
, auxMessage
);
464 A(MMDRV_MIXER
, mxdMessage
);
465 A(MMDRV_MIDIIN
, midMessage
);
466 A(MMDRV_MIDIOUT
, modMessage
);
467 A(MMDRV_WAVEIN
, widMessage
);
468 A(MMDRV_WAVEOUT
, wodMessage
);
474 CloseDriver(lpDrv
->hDriver
, 0, 0);
475 WARN("No message functions found\n");
479 /* FIXME: being a mapper or not should be known by another way */
480 /* it's known for NE drvs (the description is of the form '*mapper: *'
481 * I don't have any clue for PE drvs
483 lpDrv
->bIsMapper
= bIsMapper
;
484 lpDrv
->drvname
= strcpy(HeapAlloc(GetProcessHeap(), 0, strlen(drvRegName
) + 1), drvRegName
);
486 /* Finish init and get the count of the devices */
488 if (MMDRV_InitPerType(lpDrv
, MMDRV_AUX
, AUXDM_GETNUMDEVS
)) i
= 1;
489 if (MMDRV_InitPerType(lpDrv
, MMDRV_MIXER
, MXDM_GETNUMDEVS
)) i
= 1;
490 if (MMDRV_InitPerType(lpDrv
, MMDRV_MIDIIN
, MIDM_GETNUMDEVS
)) i
= 1;
491 if (MMDRV_InitPerType(lpDrv
, MMDRV_MIDIOUT
, MODM_GETNUMDEVS
)) i
= 1;
492 if (MMDRV_InitPerType(lpDrv
, MMDRV_WAVEIN
, WIDM_GETNUMDEVS
)) i
= 1;
493 if (MMDRV_InitPerType(lpDrv
, MMDRV_WAVEOUT
, WODM_GETNUMDEVS
)) i
= 1;
494 /* if all those func calls return FALSE, then the driver must be unloaded */
496 CloseDriver(lpDrv
->hDriver
, 0, 0);
497 HeapFree(GetProcessHeap(), 0, lpDrv
->drvname
);
498 WARN("Driver initialization failed\n");
507 /**************************************************************************
510 static void MMDRV_Init(void)
513 char driver_buffer
[256];
517 strcpy(driver_buffer
, WINE_DEFAULT_WINMM_DRIVER
);
519 /* @@ Wine registry key: HKCU\Software\Wine\Drivers */
520 if (!RegOpenKeyA(HKEY_CURRENT_USER
, "Software\\Wine\\Drivers", &hKey
))
522 DWORD size
= sizeof(driver_buffer
);
523 if (RegQueryValueExA(hKey
, "Audio", 0, NULL
, (BYTE
*)driver_buffer
, &size
))
524 strcpy(driver_buffer
, WINE_DEFAULT_WINMM_DRIVER
);
527 for (p
= driver_buffer
; p
; p
= next
)
529 char filename
[sizeof(driver_buffer
)+10];
530 next
= strchr(p
, ',');
531 if (next
) *next
++ = 0;
532 sprintf( filename
, "wine%s.drv", p
);
533 if (MMDRV_Install(filename
, filename
, FALSE
))
538 MMDRV_Install("wavemapper", "msacm32.drv", TRUE
);
539 MMDRV_Install("midimapper", "midimap.dll", TRUE
);
542 /******************************************************************
547 static BOOL
MMDRV_ExitPerType(LPWINE_MM_DRIVER lpDrv
, UINT type
)
549 WINE_MM_DRIVER_PART
* part
= &lpDrv
->parts
[type
];
551 TRACE("(%p, %04x)\n", lpDrv
, type
);
553 if (part
->fnMessage32
) {
555 ret
= part
->fnMessage32(0, DRVM_DISABLE
, 0L, 0L, 0L);
556 TRACE("DRVM_DISABLE => %08lx\n", ret
);
558 ret
= part
->fnMessage32(0, DRVM_EXIT
, 0L, 0L, 0L);
559 TRACE("DRVM_EXIT => %s\n", WINMM_ErrorToString(ret
));
565 /******************************************************************
570 void MMDRV_Exit(void)
575 for (i
= 0; i
< sizeof(MM_MLDrvs
) / sizeof(MM_MLDrvs
[0]); i
++)
577 if (MM_MLDrvs
[i
] != NULL
)
579 FIXME("Closing while ll-driver open\n");
581 /* FIXME: should generate a message depending on type */
582 MMDRV_Free((HANDLE
)(i
| 0x8000), MM_MLDrvs
[i
]);
587 /* unload driver, in reverse order of loading */
588 i
= sizeof(MMDrvs
) / sizeof(MMDrvs
[0]);
591 MMDRV_ExitPerType(&MMDrvs
[i
], MMDRV_AUX
);
592 MMDRV_ExitPerType(&MMDrvs
[i
], MMDRV_MIXER
);
593 MMDRV_ExitPerType(&MMDrvs
[i
], MMDRV_MIDIIN
);
594 MMDRV_ExitPerType(&MMDrvs
[i
], MMDRV_MIDIOUT
);
595 MMDRV_ExitPerType(&MMDrvs
[i
], MMDRV_WAVEIN
);
596 MMDRV_ExitPerType(&MMDrvs
[i
], MMDRV_WAVEOUT
);
597 CloseDriver(MMDrvs
[i
].hDriver
, 0, 0);
599 if (llTypes
[MMDRV_AUX
].lpMlds
)
600 HeapFree(GetProcessHeap(), 0, llTypes
[MMDRV_AUX
].lpMlds
- 1);
601 if (llTypes
[MMDRV_MIXER
].lpMlds
)
602 HeapFree(GetProcessHeap(), 0, llTypes
[MMDRV_MIXER
].lpMlds
- 1);
603 if (llTypes
[MMDRV_MIDIIN
].lpMlds
)
604 HeapFree(GetProcessHeap(), 0, llTypes
[MMDRV_MIDIIN
].lpMlds
- 1);
605 if (llTypes
[MMDRV_MIDIOUT
].lpMlds
)
606 HeapFree(GetProcessHeap(), 0, llTypes
[MMDRV_MIDIOUT
].lpMlds
- 1);
607 if (llTypes
[MMDRV_WAVEIN
].lpMlds
)
608 HeapFree(GetProcessHeap(), 0, llTypes
[MMDRV_WAVEIN
].lpMlds
- 1);
609 if (llTypes
[MMDRV_WAVEOUT
].lpMlds
)
610 HeapFree(GetProcessHeap(), 0, llTypes
[MMDRV_WAVEOUT
].lpMlds
- 1);