1 /* -*- tab-width: 8; c-basic-offset: 4 -*- */
2
3 /*
4 * MMSYSTEM low level drivers handling functions
5 *
6 * Copyright 1999 Eric Pouech
7 * Modified for use with ReactOS by Andrew Greenwood, 2007
8 *
9 * This library is free software; you can redistribute it and/or
10 * modify it under the terms of the GNU Lesser General Public
11 * License as published by the Free Software Foundation; either
12 * version 2.1 of the License, or (at your option) any later version.
13 *
14 * This library is distributed in the hope that it will be useful,
15 * but WITHOUT ANY WARRANTY; without even the implied warranty of
16 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
17 * Lesser General Public License for more details.
18 *
19 * You should have received a copy of the GNU Lesser General Public
20 * License along with this library; if not, write to the Free Software
21 * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301, USA
22 */
23
24 #include "winemm.h"
25
26 WINE_DEFAULT_DEBUG_CHANNEL(winmm);
27
28 /* each known type of driver has an instance of this structure */
29 typedef struct tagWINE_LLTYPE {
30 /* those attributes depend on the specification of the type */
31 LPCSTR typestr; /* name (for debugging) */
32 BOOL bSupportMapper; /* if type is allowed to support mapper */
33 /* those attributes reflect the loaded/current situation for the type */
34 UINT wMaxId; /* number of loaded devices (sum across all loaded drivers) */
35 LPWINE_MLD lpMlds; /* "static" mlds to access the part though device IDs */
36 int nMapper; /* index to mapper */
37 } WINE_LLTYPE;
38
39 static int MMDrvsHi /* = 0 */;
40 static WINE_MM_DRIVER MMDrvs[8];
41 static LPWINE_MLD MM_MLDrvs[40];
42 #define MAX_MM_MLDRVS (sizeof(MM_MLDrvs) / sizeof(MM_MLDrvs[0]))
43
44 #define A(_x,_y) {#_y, _x, 0, NULL, -1}
45 /* Note: the indices of this array must match the definitions
46 * of the MMDRV_???? manifest constants
47 */
48 static WINE_LLTYPE llTypes[MMDRV_MAX] = {
49 A(TRUE, Aux),
50 A(FALSE, Mixer),
51 A(TRUE, MidiIn),
52 A(TRUE, MidiOut),
53 A(TRUE, WaveIn),
54 A(TRUE, WaveOut),
55 };
56 #undef A
57
58 /**************************************************************************
59 * MMDRV_GetNum [internal]
60 */
MMDRV_GetNum(UINT type)61 UINT MMDRV_GetNum(UINT type)
62 {
63 TRACE("(%04x)\n", type);
64 assert(type < MMDRV_MAX);
65 return llTypes[type].wMaxId;
66 }
67
68 /**************************************************************************
69 * MMDRV_Message [internal]
70 */
MMDRV_Message(LPWINE_MLD mld,UINT wMsg,DWORD_PTR dwParam1,DWORD_PTR dwParam2)71 DWORD MMDRV_Message(LPWINE_MLD mld, UINT wMsg, DWORD_PTR dwParam1,
72 DWORD_PTR dwParam2)
73 {
74 LPWINE_MM_DRIVER lpDrv;
75 DWORD ret;
76 WINE_MM_DRIVER_PART* part;
77 WINE_LLTYPE* llType = &llTypes[mld->type];
78 int devID;
79
80 TRACE("(%s %u %u 0x%08lx 0x%08lx 0x%08lx)\n",
81 llTypes[mld->type].typestr, mld->uDeviceID, wMsg,
82 mld->dwDriverInstance, dwParam1, dwParam2);
83
84 if (mld->uDeviceID == (UINT16)-1) {
85 if (!llType->bSupportMapper) {
86 WARN("uDev=-1 requested on non-mappable ll type %s\n",
87 llTypes[mld->type].typestr);
88 return MMSYSERR_BADDEVICEID;
89 }
90 devID = -1;
91 } else {
92 if (mld->uDeviceID >= llType->wMaxId) {
93 WARN("uDev(%u) requested >= max (%d)\n", mld->uDeviceID, llType->wMaxId);
94 return MMSYSERR_BADDEVICEID;
95 }
96 devID = mld->uDeviceID;
97 }
98
99 lpDrv = &MMDrvs[mld->mmdIndex];
100 part = &lpDrv->parts[mld->type];
101
102 #if 0
103 /* some sanity checks */
104 if (!(part->nIDMin <= devID))
105 ERR("!(part->nIDMin(%d) <= devID(%d))\n", part->nIDMin, devID);
106 if (!(devID < part->nIDMax))
107 ERR("!(devID(%d) < part->nIDMax(%d))\n", devID, part->nIDMax);
108 #endif
109
110 assert(part->fnMessage32);
111
112 TRACE("Calling message(dev=%u msg=%u usr=0x%08lx p1=0x%08lx p2=0x%08lx)\n",
113 mld->uDeviceID, wMsg, mld->dwDriverInstance, dwParam1, dwParam2);
114 ret = part->fnMessage32(mld->uDeviceID, wMsg, mld->dwDriverInstance, dwParam1, dwParam2);
115 TRACE("=> %s\n", WINMM_ErrorToString(ret));
116
117 return ret;
118 }
119
120 /**************************************************************************
121 * MMDRV_Alloc [internal]
122 */
MMDRV_Alloc(UINT size,UINT type,LPHANDLE hndl,DWORD * dwFlags,DWORD_PTR * dwCallback,DWORD_PTR * dwInstance)123 LPWINE_MLD MMDRV_Alloc(UINT size, UINT type, LPHANDLE hndl, DWORD* dwFlags,
124 DWORD_PTR* dwCallback, DWORD_PTR* dwInstance)
125 {
126 LPWINE_MLD mld;
127 UINT_PTR i;
128 TRACE("(%d, %04x, %p, %p, %p, %p)\n",
129 size, type, hndl, dwFlags, dwCallback, dwInstance);
130
131 mld = HeapAlloc(GetProcessHeap(), HEAP_ZERO_MEMORY, size);
132 if (!mld) return NULL;
133
134 /* find an empty slot in MM_MLDrvs table */
135 for (i = 0; i < MAX_MM_MLDRVS; i++) if (!MM_MLDrvs[i]) break;
136
137 if (i == MAX_MM_MLDRVS) {
138 /* the MM_MLDrvs table could be made growable in the future if needed */
139 ERR("Too many open drivers\n");
140 HeapFree(GetProcessHeap(), 0, mld);
141 return NULL;
142 }
143 MM_MLDrvs[i] = mld;
144 *hndl = (HANDLE)(i | 0x8000);
145
146 mld->type = type;
147 if ((UINT_PTR)*hndl < MMDRV_GetNum(type) || ((UINT_PTR)*hndl >> 16)) {
148 /* FIXME: those conditions must be fulfilled so that:
149 * - we can distinguish between device IDs and handles
150 * - we can use handles as 16 or 32 bit entities
151 */
152 ERR("Shouldn't happen. Bad allocation scheme\n");
153 }
154
155 mld->dwFlags = HIWORD(*dwFlags);
156 mld->dwCallback = *dwCallback;
157 mld->dwClientInstance = *dwInstance;
158
159 return mld;
160 }
161
162 /**************************************************************************
163 * MMDRV_Free [internal]
164 */
MMDRV_Free(HANDLE hndl,LPWINE_MLD mld)165 void MMDRV_Free(HANDLE hndl, LPWINE_MLD mld)
166 {
167 TRACE("(%p, %p)\n", hndl, mld);
168
169 if ((UINT_PTR)hndl & 0x8000) {
170 UINT_PTR idx = (UINT_PTR)hndl & ~0x8000;
171 if (idx < sizeof(MM_MLDrvs) / sizeof(MM_MLDrvs[0])) {
172 MM_MLDrvs[idx] = NULL;
173 HeapFree(GetProcessHeap(), 0, mld);
174 return;
175 }
176 }
177 ERR("Bad Handle %p at %p (not freed)\n", hndl, mld);
178 }
179
180 /**************************************************************************
181 * MMDRV_Open [internal]
182 */
MMDRV_Open(LPWINE_MLD mld,UINT wMsg,DWORD_PTR dwParam1,DWORD dwFlags)183 DWORD MMDRV_Open(LPWINE_MLD mld, UINT wMsg, DWORD_PTR dwParam1, DWORD dwFlags)
184 {
185 DWORD dwRet = MMSYSERR_BADDEVICEID;
186 DWORD_PTR dwInstance;
187 WINE_LLTYPE* llType = &llTypes[mld->type];
188 TRACE("(%p, %04x, 0x%08lx, 0x%08x)\n", mld, wMsg, dwParam1, dwFlags);
189
190 mld->dwDriverInstance = (DWORD_PTR)&dwInstance;
191
192 if (mld->uDeviceID == (UINT)-1 || mld->uDeviceID == (UINT16)-1) {
193 TRACE("MAPPER mode requested !\n");
194 /* check if mapper is supported by type */
195 if (llType->bSupportMapper) {
196 if (llType->nMapper == -1) {
197 /* no driver for mapper has been loaded, try a dumb implementation */
198 TRACE("No mapper loaded, doing it by hand\n");
199 for (mld->uDeviceID = 0; mld->uDeviceID < llType->wMaxId; mld->uDeviceID++) {
200 if ((dwRet = MMDRV_Open(mld, wMsg, dwParam1, dwFlags)) == MMSYSERR_NOERROR) {
201 /* to share this function epilog */
202 dwInstance = mld->dwDriverInstance;
203 break;
204 }
205 }
206 } else {
207 mld->uDeviceID = (UINT16)-1;
208 mld->mmdIndex = llType->lpMlds[-1].mmdIndex;
209 TRACE("Setting mmdIndex to %u\n", mld->mmdIndex);
210 dwRet = MMDRV_Message(mld, wMsg, dwParam1, dwFlags);
211 }
212 }
213 } else {
214 if (mld->uDeviceID < llType->wMaxId) {
215 mld->mmdIndex = llType->lpMlds[mld->uDeviceID].mmdIndex;
216 TRACE("Setting mmdIndex to %u\n", mld->mmdIndex);
217 dwRet = MMDRV_Message(mld, wMsg, dwParam1, dwFlags);
218 }
219 }
220 if (dwRet == MMSYSERR_NOERROR)
221 mld->dwDriverInstance = dwInstance;
222 return dwRet;
223 }
224
225 /**************************************************************************
226 * MMDRV_Close [internal]
227 */
MMDRV_Close(LPWINE_MLD mld,UINT wMsg)228 DWORD MMDRV_Close(LPWINE_MLD mld, UINT wMsg)
229 {
230 TRACE("(%p, %04x)\n", mld, wMsg);
231 return MMDRV_Message(mld, wMsg, 0L, 0L);
232 }
233
234 /**************************************************************************
235 * MMDRV_GetByID [internal]
236 */
MMDRV_GetByID(UINT uDevID,UINT type)237 static LPWINE_MLD MMDRV_GetByID(UINT uDevID, UINT type)
238 {
239 TRACE("(%04x, %04x)\n", uDevID, type);
240 if (uDevID < llTypes[type].wMaxId)
241 return &llTypes[type].lpMlds[uDevID];
242 if ((uDevID == (UINT16)-1 || uDevID == (UINT)-1) && llTypes[type].nMapper != -1)
243 return &llTypes[type].lpMlds[-1];
244 return NULL;
245 }
246
247 /**************************************************************************
248 * MMDRV_Get [internal]
249 */
MMDRV_Get(HANDLE _hndl,UINT type,BOOL bCanBeID)250 LPWINE_MLD MMDRV_Get(HANDLE _hndl, UINT type, BOOL bCanBeID)
251 {
252 LPWINE_MLD mld = NULL;
253 UINT_PTR hndl = (UINT_PTR)_hndl;
254 TRACE("(%p, %04x, %c)\n", _hndl, type, bCanBeID ? 'Y' : 'N');
255
256 assert(type < MMDRV_MAX);
257
258 if (hndl >= llTypes[type].wMaxId &&
259 hndl != (UINT16)-1 && hndl != (UINT)-1) {
260 if (hndl & 0x8000) {
261 UINT idx = hndl & ~0x8000;
262 if (idx < sizeof(MM_MLDrvs) / sizeof(MM_MLDrvs[0])) {
263 __TRY
264 {
265 mld = MM_MLDrvs[idx];
266 if (mld && mld->type != type) mld = NULL;
267 }
268 __EXCEPT_PAGE_FAULT
269 {
270 mld = NULL;
271 }
272 __ENDTRY;
273 }
274 }
275 }
276 if (mld == NULL && bCanBeID) {
277 mld = MMDRV_GetByID(hndl, type);
278 }
279 return mld;
280 }
281
282 /**************************************************************************
283 * MMDRV_GetRelated [internal]
284 */
MMDRV_GetRelated(HANDLE hndl,UINT srcType,BOOL bSrcCanBeID,UINT dstType)285 LPWINE_MLD MMDRV_GetRelated(HANDLE hndl, UINT srcType,
286 BOOL bSrcCanBeID, UINT dstType)
287 {
288 LPWINE_MLD mld;
289 TRACE("(%p, %04x, %c, %04x)\n",
290 hndl, srcType, bSrcCanBeID ? 'Y' : 'N', dstType);
291
292 if ((mld = MMDRV_Get(hndl, srcType, bSrcCanBeID)) != NULL) {
293 WINE_MM_DRIVER_PART* part = &MMDrvs[mld->mmdIndex].parts[dstType];
294 if (part->nIDMin < part->nIDMax)
295 return MMDRV_GetByID(part->nIDMin, dstType);
296 }
297 return NULL;
298 }
299
300 /**************************************************************************
301 * MMDRV_PhysicalFeatures [internal]
302 */
MMDRV_PhysicalFeatures(LPWINE_MLD mld,UINT uMsg,DWORD_PTR dwParam1,DWORD_PTR dwParam2)303 UINT MMDRV_PhysicalFeatures(LPWINE_MLD mld, UINT uMsg,
304 DWORD_PTR dwParam1, DWORD_PTR dwParam2)
305 {
306 WINE_MM_DRIVER* lpDrv = &MMDrvs[mld->mmdIndex];
307
308 TRACE("(%p, %04x, %08lx, %08lx)\n", mld, uMsg, dwParam1, dwParam2);
309
310 /* all those function calls are undocumented */
311 switch (uMsg) {
312 case DRV_QUERYDRVENTRY:
313 lstrcpynA((LPSTR)dwParam1, lpDrv->drvname, LOWORD(dwParam2));
314 break;
315 case DRV_QUERYDEVNODE:
316 *(LPDWORD)dwParam1 = 0L; /* should be DevNode */
317 break;
318 case DRV_QUERYNAME:
319 WARN("NIY QueryName\n");
320 break;
321 case DRV_QUERYDRIVERIDS:
322 WARN("NIY call VxD\n");
323 /* should call VxD MMDEVLDR with (DevNode, dwParam1 and dwParam2) as pmts
324 * dwParam1 is buffer and dwParam2 is sizeof(buffer)
325 * I don't know where the result is stored though
326 */
327 break;
328 case DRV_QUERYMAPPABLE:
329 return (lpDrv->bIsMapper) ? 2 : 0;
330
331 case DRVM_MAPPER_PREFERRED_GET:
332 /* FIXME: get from registry someday */
333 #ifdef __REACTOS__
334 if (!dwParam1 || !dwParam2)
335 return MMSYSERR_INVALPARAM;
336 #endif
337 *((LPDWORD)dwParam1) = -1; /* No preferred device */
338 *((LPDWORD)dwParam2) = 0;
339 break;
340
341 case DRV_QUERYDEVICEINTERFACE:
342 case DRV_QUERYDEVICEINTERFACESIZE:
343 return MMDRV_Message(mld, uMsg, dwParam1, dwParam2);
344
345 case DRV_QUERYDSOUNDIFACE: /* Wine-specific: Retrieve DirectSound interface */
346 case DRV_QUERYDSOUNDDESC: /* Wine-specific: Retrieve DirectSound driver description*/
347 return MMDRV_Message(mld, uMsg, dwParam1, dwParam2);
348
349 default:
350 WARN("Unknown call %04x\n", uMsg);
351 return MMSYSERR_INVALPARAM;
352 }
353 return 0L;
354 }
355
356 /**************************************************************************
357 * MMDRV_InitPerType [internal]
358 */
MMDRV_InitPerType(LPWINE_MM_DRIVER lpDrv,UINT type,UINT wMsg)359 static BOOL MMDRV_InitPerType(LPWINE_MM_DRIVER lpDrv, UINT type, UINT wMsg)
360 {
361 WINE_MM_DRIVER_PART* part = &lpDrv->parts[type];
362 DWORD ret;
363 UINT count = 0;
364 int i, k;
365 TRACE("(%p, %04x, %04x)\n", lpDrv, type, wMsg);
366
367 part->nIDMin = part->nIDMax = 0;
368
369 /* for DRVM_INIT and DRVM_ENABLE, dwParam2 should be PnP node */
370 /* the DRVM_ENABLE is only required when the PnP node is non zero */
371 if (part->fnMessage32) {
372 ret = part->fnMessage32(0, DRVM_INIT, 0L, 0L, 0L);
373 TRACE("DRVM_INIT => %s\n", WINMM_ErrorToString(ret));
374 #if 0
375 ret = part->fnMessage32(0, DRVM_ENABLE, 0L, 0L, 0L);
376 TRACE("DRVM_ENABLE => %08lx\n", ret);
377 #endif
378 count = part->fnMessage32(0, wMsg, 0L, 0L, 0L);
379 }
380 else return FALSE;
381
382 TRACE("Got %u dev for (%s:%s)\n", count, lpDrv->drvname, llTypes[type].typestr);
383
384 if (HIWORD(count))
385 return FALSE;
386
387 /* got some drivers */
388 if (lpDrv->bIsMapper) {
389 /* it seems native mappers return 0 devices :-( */
390 if (llTypes[type].nMapper != -1)
391 ERR("Two mappers for type %s (%d, %s)\n",
392 llTypes[type].typestr, llTypes[type].nMapper, lpDrv->drvname);
393 if (count > 1)
394 ERR("Strange: mapper with %d > 1 devices\n", count);
395 llTypes[type].nMapper = MMDrvsHi;
396 } else {
397 if (count == 0)
398 return FALSE;
399 part->nIDMin = llTypes[type].wMaxId;
400 llTypes[type].wMaxId += count;
401 part->nIDMax = llTypes[type].wMaxId;
402 }
403 TRACE("Setting min=%d max=%d (ttop=%d) for (%s:%s)\n",
404 part->nIDMin, part->nIDMax, llTypes[type].wMaxId,
405 lpDrv->drvname, llTypes[type].typestr);
406 /* realloc translation table */
407 if (llTypes[type].lpMlds)
408 llTypes[type].lpMlds = (LPWINE_MLD)
409 HeapReAlloc(GetProcessHeap(), 0, llTypes[type].lpMlds - 1,
410 sizeof(WINE_MLD) * (llTypes[type].wMaxId + 1)) + 1;
411 else
412 llTypes[type].lpMlds = (LPWINE_MLD)
413 HeapAlloc(GetProcessHeap(), 0,
414 sizeof(WINE_MLD) * (llTypes[type].wMaxId + 1)) + 1;
415
416 /* re-build the translation table */
417 if (llTypes[type].nMapper != -1) {
418 TRACE("%s:Trans[%d] -> %s\n", llTypes[type].typestr, -1, MMDrvs[llTypes[type].nMapper].drvname);
419 llTypes[type].lpMlds[-1].uDeviceID = (UINT16)-1;
420 llTypes[type].lpMlds[-1].type = type;
421 llTypes[type].lpMlds[-1].mmdIndex = llTypes[type].nMapper;
422 llTypes[type].lpMlds[-1].dwDriverInstance = 0;
423 }
424 for (i = k = 0; i <= MMDrvsHi; i++) {
425 while (MMDrvs[i].parts[type].nIDMin <= k && k < MMDrvs[i].parts[type].nIDMax) {
426 TRACE("%s:Trans[%d] -> %s\n", llTypes[type].typestr, k, MMDrvs[i].drvname);
427 llTypes[type].lpMlds[k].uDeviceID = k;
428 llTypes[type].lpMlds[k].type = type;
429 llTypes[type].lpMlds[k].mmdIndex = i;
430 llTypes[type].lpMlds[k].dwDriverInstance = 0;
431 k++;
432 }
433 }
434 return TRUE;
435 }
436
437 /**************************************************************************
438 * MMDRV_Install [internal]
439 */
MMDRV_Install(LPCSTR drvRegName,LPCSTR drvFileName,BOOL bIsMapper)440 BOOL MMDRV_Install(LPCSTR drvRegName, LPCSTR drvFileName, BOOL bIsMapper)
441 {
442 int i, count = 0;
443 LPWINE_MM_DRIVER lpDrv = &MMDrvs[MMDrvsHi];
444 LPWINE_DRIVER d;
445 WINEMM_msgFunc32 func;
446
447 TRACE("('%s', '%s', mapper=%c);\n", drvRegName, drvFileName, bIsMapper ? 'Y' : 'N');
448
449 for (i = 0; i < MMDrvsHi; i++) {
450 if (!strcmp(drvRegName, MMDrvs[i].drvname)) return FALSE;
451 }
452
453 /* Be sure that size of MMDrvs matches the max number of loadable
454 * drivers !!
455 * If not just increase size of MMDrvs
456 */
457 assert(MMDrvsHi <= sizeof(MMDrvs)/sizeof(MMDrvs[0]));
458
459 memset(lpDrv, 0, sizeof(*lpDrv));
460
461 if (!(lpDrv->hDriver = OpenDriverA(drvFileName, 0, 0))) {
462 WARN("Couldn't open driver '%s'\n", drvFileName);
463 return FALSE;
464 }
465
466 d = DRIVER_FindFromHDrvr(lpDrv->hDriver);
467
468 if (!(d = DRIVER_FindFromHDrvr(lpDrv->hDriver))) {
469 CloseDriver(lpDrv->hDriver, 0, 0);
470 WARN("Couldn't get the WINE internal structure for driver '%s'\n", drvFileName);
471 return FALSE;
472 }
473
474 /* Then look for xxxMessage functions */
475 #define AA(_h,_w,_x,_y,_z) \
476 func = (WINEMM_msgFunc##_y) _z ((_h), #_x); \
477 if (func != NULL) \
478 { lpDrv->parts[_w].fnMessage##_y = func; count++; \
479 TRACE("Got %d bit func '%s'\n", _y, #_x); }
480
481 if (d->hModule) {
482 #define A(_x,_y) AA(d->hModule,_x,_y,32,GetProcAddress)
483 A(MMDRV_AUX, auxMessage);
484 A(MMDRV_MIXER, mxdMessage);
485 A(MMDRV_MIDIIN, midMessage);
486 A(MMDRV_MIDIOUT, modMessage);
487 A(MMDRV_WAVEIN, widMessage);
488 A(MMDRV_WAVEOUT, wodMessage);
489 #undef A
490 }
491 #undef AA
492
493 if (!count) {
494 CloseDriver(lpDrv->hDriver, 0, 0);
495 WARN("No message functions found\n");
496 return FALSE;
497 }
498
499 /* FIXME: being a mapper or not should be known by another way */
500 /* it's known for NE drvs (the description is of the form '*mapper: *'
501 * I don't have any clue for PE drvs
502 */
503 lpDrv->bIsMapper = bIsMapper;
504 lpDrv->drvname = strcpy(HeapAlloc(GetProcessHeap(), 0, strlen(drvRegName) + 1), drvRegName);
505
506 /* Finish init and get the count of the devices */
507 i = 0;
508 if (MMDRV_InitPerType(lpDrv, MMDRV_AUX, AUXDM_GETNUMDEVS)) i = 1;
509 if (MMDRV_InitPerType(lpDrv, MMDRV_MIXER, MXDM_GETNUMDEVS)) i = 1;
510 if (MMDRV_InitPerType(lpDrv, MMDRV_MIDIIN, MIDM_GETNUMDEVS)) i = 1;
511 if (MMDRV_InitPerType(lpDrv, MMDRV_MIDIOUT, MODM_GETNUMDEVS)) i = 1;
512 if (MMDRV_InitPerType(lpDrv, MMDRV_WAVEIN, WIDM_GETNUMDEVS)) i = 1;
513 if (MMDRV_InitPerType(lpDrv, MMDRV_WAVEOUT, WODM_GETNUMDEVS)) i = 1;
514 /* if all those func calls return FALSE, then the driver must be unloaded */
515 if (!i) {
516 CloseDriver(lpDrv->hDriver, 0, 0);
517 HeapFree(GetProcessHeap(), 0, lpDrv->drvname);
518 WARN("Driver initialization failed\n");
519 return FALSE;
520 }
521
522 MMDrvsHi++;
523
524 return TRUE;
525 }
526
527 /**************************************************************************
528 * MMDRV_Init
529 */
MMDRV_Init(void)530 BOOL MMDRV_Init(void)
531 {
532 /* Redundant code, keeping this for reference only (for now) */
533 #if 0
534 HKEY hKey;
535 char driver_buffer[256];
536 char mapper_buffer[256];
537 char midi_buffer[256];
538 char* p;
539 DWORD type, size;
540 BOOL ret = FALSE;
541 TRACE("()\n");
542
543 strcpy(driver_buffer, WINE_DEFAULT_WINMM_DRIVER);
544 strcpy(mapper_buffer, WINE_DEFAULT_WINMM_MAPPER);
545 strcpy(midi_buffer, WINE_DEFAULT_WINMM_MIDI);
546
547 /* @@ Wine registry key: HKCU\Software\Wine\Drivers */
548 if (!RegOpenKeyA(HKEY_CURRENT_USER, "Software\\Wine\\Drivers", &hKey))
549 {
550 size = sizeof(driver_buffer);
551 if (RegQueryValueExA(hKey, "Audio", 0, &type, (LPVOID)driver_buffer, &size))
552 strcpy(driver_buffer, WINE_DEFAULT_WINMM_DRIVER);
553 }
554
555 p = driver_buffer;
556 while (p)
557 {
558 char filename[sizeof(driver_buffer)+10];
559 char *next = strchr(p, ',');
560 if (next) *next++ = 0;
561 sprintf( filename, "wine%s.drv", p );
562 if ((ret = MMDRV_Install( filename, filename, FALSE ))) break;
563 p = next;
564 }
565
566 ret |= MMDRV_Install("beepmidi.dll", "beepmidi.dll", FALSE);
567
568 ret |= MMDRV_Install("wavemapper", WINE_DEFAULT_WINMM_MAPPER, TRUE);
569 ret |= MMDRV_Install("midimapper", WINE_DEFAULT_WINMM_MIDI, TRUE);
570 return ret;
571 #else
572 INT driver_count = 0;
573
574 driver_count += LoadRegistryMMEDrivers(NT_MME_DRIVERS_KEY);
575 driver_count += LoadRegistryMMEDrivers(NT_MME_DRIVERS32_KEY);
576
577 /* Explorer doesn't like us failing */
578 return TRUE;
579 // return ( driver_count > 0 );
580 #endif
581 }
582
583 /******************************************************************
584 * ExitPerType
585 *
586 *
587 */
MMDRV_ExitPerType(LPWINE_MM_DRIVER lpDrv,UINT type)588 static BOOL MMDRV_ExitPerType(LPWINE_MM_DRIVER lpDrv, UINT type)
589 {
590 WINE_MM_DRIVER_PART* part = &lpDrv->parts[type];
591 DWORD ret;
592 TRACE("(%p, %04x)\n", lpDrv, type);
593
594 if (part->fnMessage32) {
595 #if 0
596 ret = part->fnMessage32(0, DRVM_DISABLE, 0L, 0L, 0L);
597 TRACE("DRVM_DISABLE => %08lx\n", ret);
598 #endif
599 ret = part->fnMessage32(0, DRVM_EXIT, 0L, 0L, 0L);
600 TRACE("DRVM_EXIT => %s\n", WINMM_ErrorToString(ret));
601 }
602
603 return TRUE;
604 }
605
606 /******************************************************************
607 * Exit
608 *
609 *
610 */
MMDRV_Exit(void)611 void MMDRV_Exit(void)
612 {
613 unsigned int i;
614 TRACE("()\n");
615
616 for (i = 0; i < sizeof(MM_MLDrvs) / sizeof(MM_MLDrvs[0]); i++)
617 {
618 if (MM_MLDrvs[i] != NULL)
619 {
620 FIXME("Closing while ll-driver open\n");
621 #if 0
622 /* FIXME: should generate a message depending on type */
623 MMDRV_Free((HANDLE)(i | 0x8000), MM_MLDrvs[i]);
624 #endif
625 }
626 }
627
628 /* unload driver, in reverse order of loading */
629 i = MMDrvsHi;
630 while (i-- > 0)
631 {
632 MMDRV_ExitPerType(&MMDrvs[i], MMDRV_AUX);
633 MMDRV_ExitPerType(&MMDrvs[i], MMDRV_MIXER);
634 MMDRV_ExitPerType(&MMDrvs[i], MMDRV_MIDIIN);
635 MMDRV_ExitPerType(&MMDrvs[i], MMDRV_MIDIOUT);
636 MMDRV_ExitPerType(&MMDrvs[i], MMDRV_WAVEIN);
637 MMDRV_ExitPerType(&MMDrvs[i], MMDRV_WAVEOUT);
638 CloseDriver(MMDrvs[i].hDriver, 0, 0);
639 }
640 if (llTypes[MMDRV_AUX].lpMlds)
641 HeapFree(GetProcessHeap(), 0, llTypes[MMDRV_AUX].lpMlds - 1);
642 if (llTypes[MMDRV_MIXER].lpMlds)
643 HeapFree(GetProcessHeap(), 0, llTypes[MMDRV_MIXER].lpMlds - 1);
644 if (llTypes[MMDRV_MIDIIN].lpMlds)
645 HeapFree(GetProcessHeap(), 0, llTypes[MMDRV_MIDIIN].lpMlds - 1);
646 if (llTypes[MMDRV_MIDIOUT].lpMlds)
647 HeapFree(GetProcessHeap(), 0, llTypes[MMDRV_MIDIOUT].lpMlds - 1);
648 if (llTypes[MMDRV_WAVEIN].lpMlds)
649 HeapFree(GetProcessHeap(), 0, llTypes[MMDRV_WAVEIN].lpMlds - 1);
650 if (llTypes[MMDRV_WAVEOUT].lpMlds)
651 HeapFree(GetProcessHeap(), 0, llTypes[MMDRV_WAVEOUT].lpMlds - 1);
652 }
653