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[wine.git] / multimedia / mci.c
blob0dc2845e640992d088e0116cf77de1ebdb325128
1 /* -*- tab-width: 8; c-basic-offset: 4 -*- */
2
3 /*
4 * MCI internal functions
5 *
6 * Copyright 1998/1999 Eric Pouech
7 */
8
9 #include <stdlib.h>
10 #include <string.h>
11
12 #include "winbase.h"
13 #include "winuser.h"
14 #include "heap.h"
15 #include "driver.h"
16 #include "multimedia.h"
17 #include "selectors.h"
18 #include "digitalv.h"
19 #include "options.h"
20 #include "wine/winbase16.h"
21 #include "winuser.h"
22 #include "debugtools.h"
23
24 DEFAULT_DEBUG_CHANNEL(mci)
25
26 static int MCI_InstalledCount;
27 static LPSTR MCI_lpInstallNames = NULL;
28
29 /* First MCI valid device ID (0 means error) */
30 #define MCI_MAGIC 0x0001
31
32 /**************************************************************************
33 * MCI_GetDriver [internal]
34 */
35 LPWINE_MCIDRIVER MCI_GetDriver(UINT16 wDevID)
36 {
37 LPWINE_MCIDRIVER wmd = 0;
38 LPWINE_MM_IDATA iData = MULTIMEDIA_GetIData();
39
40 EnterCriticalSection(&iData->cs);
41 if (iData) {
42 for (wmd = iData->lpMciDrv; wmd; wmd = wmd->lpNext) {
43 if (wmd->wDeviceID == wDevID)
44 break;
45 }
46 }
47 LeaveCriticalSection(&iData->cs);
48 return wmd;
49 }
50
51 /**************************************************************************
52 * MCI_GetDriverFromString [internal]
53 */
54 UINT MCI_GetDriverFromString(LPCSTR lpstrName)
55 {
56 LPWINE_MCIDRIVER wmd;
57 LPWINE_MM_IDATA iData;
58 UINT ret = 0;
59
60 if (!lpstrName)
61 return 0;
62
63 if (!lstrcmpiA(lpstrName, "ALL"))
64 return MCI_ALL_DEVICE_ID;
65
66 if ((iData = MULTIMEDIA_GetIData())) {
67 EnterCriticalSection(&iData->cs);
68 for (wmd = iData->lpMciDrv; wmd; wmd = wmd->lpNext) {
69 if (wmd->lpstrElementName && strcmp(wmd->lpstrElementName, lpstrName) == 0) {
70 ret = wmd->wDeviceID;
71 break;
72 }
73
74 if (wmd->lpstrDeviceType && strcmp(wmd->lpstrDeviceType, lpstrName) == 0) {
75 ret = wmd->wDeviceID;
76 break;
77 }
78
79 if (wmd->lpstrAlias && strcmp(wmd->lpstrAlias, lpstrName) == 0) {
80 ret = wmd->wDeviceID;
81 break;
82 }
83 }
84 LeaveCriticalSection(&iData->cs);
85 }
86
87 return ret;
88 }
89
90 /**************************************************************************
91 * MCI_MessageToString [internal]
92 */
93 const char* MCI_MessageToString(UINT16 wMsg)
94 {
95 static char buffer[100];
96
97 #define CASE(s) case (s): return #s
98
99 switch (wMsg) {
100 CASE(MCI_BREAK);
101 CASE(MCI_CLOSE);
102 CASE(MCI_CLOSE_DRIVER);
103 CASE(MCI_COPY);
104 CASE(MCI_CUE);
105 CASE(MCI_CUT);
106 CASE(MCI_DELETE);
107 CASE(MCI_ESCAPE);
108 CASE(MCI_FREEZE);
109 CASE(MCI_PAUSE);
110 CASE(MCI_PLAY);
111 CASE(MCI_GETDEVCAPS);
112 CASE(MCI_INFO);
113 CASE(MCI_LOAD);
114 CASE(MCI_OPEN);
115 CASE(MCI_OPEN_DRIVER);
116 CASE(MCI_PASTE);
117 CASE(MCI_PUT);
118 CASE(MCI_REALIZE);
119 CASE(MCI_RECORD);
120 CASE(MCI_RESUME);
121 CASE(MCI_SAVE);
122 CASE(MCI_SEEK);
123 CASE(MCI_SET);
124 CASE(MCI_SPIN);
125 CASE(MCI_STATUS);
126 CASE(MCI_STEP);
127 CASE(MCI_STOP);
128 CASE(MCI_SYSINFO);
129 CASE(MCI_UNFREEZE);
130 CASE(MCI_UPDATE);
131 CASE(MCI_WHERE);
132 CASE(MCI_WINDOW);
133 /* constants for digital video */
134 CASE(MCI_CAPTURE);
135 CASE(MCI_MONITOR);
136 CASE(MCI_RESERVE);
137 CASE(MCI_SETAUDIO);
138 CASE(MCI_SIGNAL);
139 CASE(MCI_SETVIDEO);
140 CASE(MCI_QUALITY);
141 CASE(MCI_LIST);
142 CASE(MCI_UNDO);
143 CASE(MCI_CONFIGURE);
144 CASE(MCI_RESTORE);
145 #undef CASE
146 default:
147 sprintf(buffer, "MCI_<<%04X>>", wMsg);
148 return buffer;
149 }
150 }
151
152 /**************************************************************************
153 * MCI_GetDevTypeFromFileName [internal]
154 */
155 static DWORD MCI_GetDevTypeFromFileName(LPCSTR fileName, LPSTR buf, UINT len)
156 {
157 LPSTR tmp;
158
159 if ((tmp = strrchr(fileName, '.'))) {
160 GetProfileStringA("mci extensions", tmp + 1, "*", buf, len);
161 if (strcmp(buf, "*") != 0) {
162 return 0;
163 }
164 TRACE("No [mci extensions] entry for '%s' found.\n", tmp);
165 }
166 return MCIERR_EXTENSION_NOT_FOUND;
167 }
168
169 #define MAX_MCICMDTABLE 20
170 #define MCI_COMMAND_TABLE_NOT_LOADED 0xFFFE
171
172 typedef struct tagWINE_MCICMDTABLE {
173 HANDLE hMem;
174 UINT uDevType;
175 LPSTR lpTable;
176 /* could also some more info to parse faster the lpTable
177 * an array of indexes to lpTable for all the commands
178 * could be a good start
179 */
180 } WINE_MCICMDTABLE, *LPWINE_MCICMDTABLE;
181 WINE_MCICMDTABLE S_MciCmdTable[MAX_MCICMDTABLE];
182
183 /**************************************************************************
184 * MCI_IsCommandTableValid [internal]
185 */
186 static BOOL MCI_IsCommandTableValid(UINT uTbl)
187 {
188 LPCSTR lmem, str;
189 DWORD flg;
190 WORD eid;
191 int idx = 0;
192 BOOL inCst = FALSE;
193
194 TRACE("Dumping cmdTbl=%d [hMem=%08x devType=%d]\n",
195 uTbl, S_MciCmdTable[uTbl].hMem, S_MciCmdTable[uTbl].uDevType);
196
197 if (uTbl >= MAX_MCICMDTABLE || !S_MciCmdTable[uTbl].hMem || !S_MciCmdTable[uTbl].lpTable)
198 return FALSE;
199
200 lmem = S_MciCmdTable[uTbl].lpTable;
201 do {
202 do {
203 str = lmem;
204 lmem += strlen(lmem) + 1;
205 flg = *(LPDWORD)lmem;
206 eid = *(LPWORD)(lmem + sizeof(DWORD));
207 lmem += sizeof(DWORD) + sizeof(WORD);
208 idx ++;
209 /* EPP TRACE("cmd='%s' %08lx %04x\n", str, flg, eid); */
210 switch (eid) {
211 case MCI_COMMAND_HEAD: if (!*str || !flg) return FALSE; idx = 0; break; /* check unicity of str in table */
212 case MCI_STRING: if (inCst) return FALSE; break;
213 case MCI_INTEGER: if (!*str) return FALSE; break;
214 case MCI_END_COMMAND: if (*str || flg || idx == 0) return FALSE; idx = 0; break;
215 case MCI_RETURN: if (*str || idx != 1) return FALSE; break;
216 case MCI_FLAG: if (!*str) return FALSE; break;
217 case MCI_END_COMMAND_LIST: if (*str || flg) return FALSE; idx = 0; break;
218 case MCI_RECT: if (!*str || inCst) return FALSE; break;
219 case MCI_CONSTANT: if (inCst) return FALSE; inCst = TRUE; break;
220 case MCI_END_CONSTANT: if (*str || flg || !inCst) return FALSE; inCst = FALSE; break;
221 default: return FALSE;
222 }
223 } while (eid != MCI_END_COMMAND_LIST);
224 } while (eid != MCI_END_COMMAND_LIST);
225 return TRUE;
226 }
227
228 /**************************************************************************
229 * MCI_DumpCommandTable [internal]
230 */
231 static BOOL MCI_DumpCommandTable(UINT uTbl)
232 {
233 LPCSTR lmem;
234 LPCSTR str;
235 DWORD flg;
236 WORD eid;
237
238 if (!MCI_IsCommandTableValid(uTbl)) {
239 ERR("Ooops: %d is not valid\n", uTbl);
240 return FALSE;
241 }
242
243 lmem = S_MciCmdTable[uTbl].lpTable;
244 do {
245 do {
246 str = lmem;
247 lmem += strlen(lmem) + 1;
248 flg = *(LPDWORD)lmem;
249 eid = *(LPWORD)(lmem + sizeof(DWORD));
250 TRACE("cmd='%s' %08lx %04x\n", str, flg, eid);
251 lmem += sizeof(DWORD) + sizeof(WORD);
252 } while (eid != MCI_END_COMMAND && eid != MCI_END_COMMAND_LIST);
253 TRACE(" => end of command%s\n", (eid == MCI_END_COMMAND_LIST) ? " list" : "");
254 } while (eid != MCI_END_COMMAND_LIST);
255 return TRUE;
256 }
257
258 static UINT MCI_SetCommandTable(LPWINE_MM_IDATA iData, HANDLE hMem, UINT uDevType);
259
260 /**************************************************************************
261 * MCI_GetCommandTable [internal]
262 */
263 static UINT MCI_GetCommandTable(LPWINE_MM_IDATA iData, UINT uDevType)
264 {
265 UINT uTbl;
266 char buf[32];
267 LPSTR str = NULL;
268
269 /* first look up existing for existing devType */
270 for (uTbl = 0; uTbl < MAX_MCICMDTABLE; uTbl++) {
271 if (S_MciCmdTable[uTbl].hMem && S_MciCmdTable[uTbl].uDevType == uDevType)
272 return uTbl;
273 }
274
275 /* well try to load id */
276 if (uDevType >= MCI_DEVTYPE_FIRST && uDevType <= MCI_DEVTYPE_LAST) {
277 if (LoadStringA(iData->hWinMM32Instance, uDevType, buf, sizeof(buf))) {
278 str = buf;
279 }
280 } else if (uDevType == 0) {
281 str = "CORE";
282 }
283 uTbl = MCI_NO_COMMAND_TABLE;
284 if (str) {
285 HRSRC hRsrc = FindResourceA(iData->hWinMM32Instance, str, (LPCSTR)RT_RCDATAA);
286 HANDLE hMem = 0;
287
288 if (hRsrc) hMem = LoadResource(iData->hWinMM32Instance, hRsrc);
289 if (hMem) {
290 uTbl = MCI_SetCommandTable(iData, hMem, uDevType);
291 } else {
292 WARN("No command table found in resource %04x[%s]\n",
293 iData->hWinMM32Instance, str);
294 }
295 }
296 TRACE("=> %d\n", uTbl);
297 return uTbl;
298 }
299
300 /**************************************************************************
301 * MCI_SetCommandTable [internal]
302 */
303 static UINT MCI_SetCommandTable(LPWINE_MM_IDATA iData, HANDLE hMem,
304 UINT uDevType)
305 {
306 int uTbl;
307 static BOOL bInitDone = FALSE;
308
309 /* <HACK>
310 * The CORE command table must be loaded first, so that MCI_GetCommandTable()
311 * can be called with 0 as a uDevType to retrieve it.
312 * </HACK>
313 */
314 if (!bInitDone) {
315 bInitDone = TRUE;
316 for (uTbl = 0; uTbl < MAX_MCICMDTABLE; uTbl++) {
317 S_MciCmdTable[uTbl].hMem = 0;
318 }
319 MCI_GetCommandTable(iData, 0);
320 }
321
322 for (uTbl = 0; uTbl < MAX_MCICMDTABLE; uTbl++) {
323 if (S_MciCmdTable[uTbl].hMem == 0) {
324 S_MciCmdTable[uTbl].hMem = hMem;
325 S_MciCmdTable[uTbl].uDevType = uDevType;
326 S_MciCmdTable[uTbl].lpTable = LockResource(hMem);
327
328 if (TRACE_ON(mci)) {
329 MCI_DumpCommandTable(uTbl);
330 }
331 return uTbl;
332 }
333
334 }
335
336 return MCI_NO_COMMAND_TABLE;
337 }
338
339 /**************************************************************************
340 * MCI_DeleteCommandTable [internal]
341 */
342 static BOOL MCI_DeleteCommandTable(UINT uTbl)
343 {
344 if (uTbl >= MAX_MCICMDTABLE || !S_MciCmdTable[uTbl].hMem)
345 return FALSE;
346
347 FreeResource16(S_MciCmdTable[uTbl].hMem);
348 S_MciCmdTable[uTbl].hMem = 0;
349 return TRUE;
350 }
351
352 /**************************************************************************
353 * MCI_UnLoadMciDriver [internal]
354 */
355 static BOOL MCI_UnLoadMciDriver(LPWINE_MM_IDATA iData, LPWINE_MCIDRIVER wmd)
356 {
357 LPWINE_MCIDRIVER* tmp;
358
359 if (!wmd)
360 return TRUE;
361
362 if (wmd->hDrv)
363 CloseDriver(wmd->hDrv, 0, 0);
364
365 if (wmd->dwPrivate != 0)
366 WARN("Unloading mci driver with non nul dwPrivate field\n");
367
368 EnterCriticalSection(&iData->cs);
369 for (tmp = &iData->lpMciDrv; *tmp; tmp = &(*tmp)->lpNext) {
370 if (*tmp == wmd) {
371 *tmp = wmd->lpNext;
372 break;
373 }
374 }
375 LeaveCriticalSection(&iData->cs);
376
377 HeapFree(GetProcessHeap(), 0, wmd->lpstrDeviceType);
378 HeapFree(GetProcessHeap(), 0, wmd->lpstrAlias);
379 HeapFree(GetProcessHeap(), 0, wmd->lpstrElementName);
380
381 HeapFree(GetProcessHeap(), 0, wmd);
382 return TRUE;
383 }
384
385 /**************************************************************************
386 * MCI_LoadMciDriver [internal]
387 */
388 static DWORD MCI_LoadMciDriver(LPWINE_MM_IDATA iData, LPCSTR _strDevTyp,
389 LPWINE_MCIDRIVER* lpwmd)
390 {
391 LPSTR strDevTyp = CharUpperA(HEAP_strdupA(GetProcessHeap(), 0, _strDevTyp));
392 LPWINE_MCIDRIVER wmd = HeapAlloc(GetProcessHeap(), HEAP_ZERO_MEMORY, sizeof(*wmd));
393 MCI_OPEN_DRIVER_PARMSA modp;
394 DWORD dwRet = 0;
395 HDRVR hDrv = 0;
396
397 if (!wmd || !strDevTyp) {
398 dwRet = MCIERR_OUT_OF_MEMORY;
399 goto errCleanUp;
400 }
401
402 EnterCriticalSection(&iData->cs);
403 /* wmd must be inserted in list before sending opening the driver, coz' it
404 * may want to lookup at wDevID
405 */
406 wmd->lpNext = iData->lpMciDrv;
407 iData->lpMciDrv = wmd;
408
409 for (modp.wDeviceID = MCI_MAGIC;
410 MCI_GetDriver(modp.wDeviceID) != 0;
411 modp.wDeviceID++);
412
413 wmd->wDeviceID = modp.wDeviceID;
414 wmd->lpfnYieldProc = MCI_DefYieldProc;
415 wmd->dwYieldData = VK_CANCEL;
416 wmd->hCreatorTask = GetCurrentTask();
417
418 LeaveCriticalSection(&iData->cs);
419
420 TRACE("wDevID=%04X \n", modp.wDeviceID);
421
422 modp.lpstrParams = NULL;
423
424 hDrv = OpenDriverA(strDevTyp, "mci", (LPARAM)&modp);
425
426 if (!hDrv) {
427 FIXME("Couldn't load driver for type %s.\n", strDevTyp);
428 dwRet = MCIERR_DEVICE_NOT_INSTALLED;
429 goto errCleanUp;
430 }
431
432 /* FIXME: should also check that module's description is of the form
433 * MODULENAME:[MCI] comment
434 */
435
436 wmd->hDrv = hDrv;
437 /* some drivers will return 0x0000FFFF, some others 0xFFFFFFFF */
438 wmd->uSpecificCmdTable = LOWORD(modp.wCustomCommandTable);
439 wmd->uTypeCmdTable = MCI_COMMAND_TABLE_NOT_LOADED;
440
441 TRACE("Loaded driver %u (%s), type is %d, cmdTable=%08x\n",
442 hDrv, strDevTyp, modp.wType, modp.wCustomCommandTable);
443
444 wmd->lpstrDeviceType = strDevTyp;
445 wmd->wType = modp.wType;
446
447 TRACE("mcidev=%d, uDevTyp=%04X wDeviceID=%04X !\n",
448 modp.wDeviceID, modp.wType, modp.wDeviceID);
449 *lpwmd = wmd;
450 return 0;
451 errCleanUp:
452 MCI_UnLoadMciDriver(iData, wmd);
453 HeapFree(GetProcessHeap(), 0, strDevTyp);
454 *lpwmd = 0;
455 return dwRet;
456 }
457
458 /**************************************************************************
459 * MCI_FinishOpen [internal]
460 */
461 static DWORD MCI_FinishOpen(LPWINE_MCIDRIVER wmd, LPMCI_OPEN_PARMSA lpParms,
462 DWORD dwParam)
463 {
464 if (dwParam & MCI_OPEN_ELEMENT)
465 wmd->lpstrElementName = HEAP_strdupA(GetProcessHeap(), 0,
466 lpParms->lpstrElementName);
467
468 if (dwParam & MCI_OPEN_ALIAS)
469 wmd->lpstrAlias = HEAP_strdupA(GetProcessHeap(), 0, lpParms->lpstrAlias);
470
471 lpParms->wDeviceID = wmd->wDeviceID;
472
473 return MCI_SendCommandFrom32(wmd->wDeviceID, MCI_OPEN_DRIVER, dwParam,
474 (DWORD)lpParms);
475 }
476
477 /**************************************************************************
478 * MCI_FindCommand [internal]
479 */
480 static LPCSTR MCI_FindCommand(UINT uTbl, LPCSTR verb)
481 {
482 LPCSTR lmem, str;
483 DWORD flg;
484 WORD eid;
485
486 if (uTbl >= MAX_MCICMDTABLE || S_MciCmdTable[uTbl].hMem == 0)
487 return NULL;
488
489 lmem = S_MciCmdTable[uTbl].lpTable;
490
491 do {
492 do {
493 str = lmem;
494 lmem += strlen(lmem) + 1;
495 flg = *(LPDWORD)lmem;
496 eid = *(LPWORD)(lmem + sizeof(DWORD));
497 lmem += sizeof(DWORD) + sizeof(WORD);
498 if (eid == MCI_COMMAND_HEAD && strcmp(str, verb) == 0)
499 return str;
500 } while (eid != MCI_END_COMMAND_LIST);
501 } while (eid != MCI_END_COMMAND_LIST);
502 return NULL;
503 }
504
505 /**************************************************************************
506 * MCI_GetReturnType [internal]
507 */
508 static DWORD MCI_GetReturnType(LPCSTR lpCmd)
509 {
510 lpCmd += strlen(lpCmd) + 1 + sizeof(DWORD) + sizeof(WORD);
511 if (*lpCmd == '\0' && *(LPWORD)(lpCmd + 1 + sizeof(DWORD)) == MCI_RETURN) {
512 return *(LPDWORD)(lpCmd + 1);
513 }
514 return 0L;
515 }
516
517 /**************************************************************************
518 * MCI_GetMessage [internal]
519 */
520 static WORD MCI_GetMessage(LPCSTR lpCmd)
521 {
522 return (WORD)*(LPDWORD)(lpCmd + strlen(lpCmd) + 1);
523 }
524
525 /**************************************************************************
526 * MCI_GetDWord [internal]
527 */
528 static BOOL MCI_GetDWord(LPDWORD data, LPSTR* ptr)
529 {
530 DWORD val;
531 LPSTR ret;
532
533 val = strtoul(*ptr, &ret, 0);
534
535 switch (*ret) {
536 case '\0': break;
537 case ' ': ret++; break;
538 default: return FALSE;
539 }
540
541 *data |= val;
542 *ptr = ret;
543 return TRUE;
544 }
545
546 /**************************************************************************
547 * MCI_GetString [internal]
548 */
549 static DWORD MCI_GetString(LPSTR* str, LPSTR* args)
550 {
551 LPSTR ptr = *args;
552
553 /* see if we have a quoted string */
554 if (*ptr == '"') {
555 ptr = strchr(*str = ptr + 1, '"');
556 if (!ptr) return MCIERR_NO_CLOSING_QUOTE;
557 /* FIXME: shall we escape \" from string ?? */
558 if (ptr[-1] == '\\') TRACE("Ooops: un-escaped \"\n");
559 *ptr++ = '\0'; /* remove trailing " */
560 if (*ptr != ' ' && *ptr != '\0') return MCIERR_EXTRA_CHARACTERS;
561 *ptr++ = '\0';
562 } else {
563 ptr = strchr(ptr, ' ');
564
565 if (ptr) {
566 *ptr++ = '\0';
567 } else {
568 ptr = *args + strlen(*args);
569 }
570 *str = *args;
571 }
572
573 *args = ptr;
574 return 0;
575 }
576
577 #define MCI_DATA_SIZE 16
578
579 /**************************************************************************
580 * MCI_ParseOptArgs [internal]
581 */
582 static DWORD MCI_ParseOptArgs(LPDWORD data, int _offset, LPCSTR lpCmd,
583 LPSTR args, LPDWORD dwFlags)
584 {
585 int len, offset;
586 LPCSTR lmem, str;
587 DWORD dwRet, flg, cflg = 0;
588 WORD eid;
589 BOOL inCst, found;
590
591 /* loop on arguments */
592 while (*args) {
593 lmem = lpCmd;
594 found = inCst = FALSE;
595 offset = _offset;
596 TRACE("args='%s' offset=%d\n", args, offset);
597
598 do { /* loop on options for command table for the requested verb */
599 str = lmem;
600 lmem += (len = strlen(lmem)) + 1;
601 flg = *(LPDWORD)lmem;
602 eid = *(LPWORD)(lmem + sizeof(DWORD));
603 lmem += sizeof(DWORD) + sizeof(WORD);
604 /* EPP TRACE("\tcmd='%s' inCst=%s\n", str, inCst ? "Y" : "N"); */
605
606 switch (eid) {
607 case MCI_CONSTANT:
608 inCst = TRUE; cflg = flg; break;
609 case MCI_END_CONSTANT:
610 /* there may be additional integral values after flag in constant */
611 if (inCst && MCI_GetDWord(&(data[offset]), &args)) {
612 *dwFlags |= cflg;
613 }
614 inCst = FALSE; cflg = 0;
615 break;
616 }
617
618 if (strncasecmp(args, str, len) == 0 &&
619 (args[len] == 0 || args[len] == ' ')) {
620 /* store good values into data[] */
621 args += len;
622 if (*args == ' ') args++;
623 found = TRUE;
624
625 switch (eid) {
626 case MCI_COMMAND_HEAD:
627 case MCI_RETURN:
628 case MCI_END_COMMAND:
629 case MCI_END_COMMAND_LIST:
630 case MCI_CONSTANT: /* done above */
631 case MCI_END_CONSTANT: /* done above */
632 break;
633 case MCI_FLAG:
634 *dwFlags |= flg;
635 break;
636 case MCI_INTEGER:
637 if (inCst) {
638 data[offset] |= flg;
639 *dwFlags |= cflg;
640 inCst = FALSE;
641 } else {
642 *dwFlags |= flg;
643 if (!MCI_GetDWord(&(data[offset]), &args)) {
644 return MCIERR_BAD_INTEGER;
645 }
646 }
647 break;
648 case MCI_RECT:
649 /* store rect in data (offset...offset+3) */
650 *dwFlags |= flg;
651 if (!MCI_GetDWord(&(data[offset+0]), &args) ||
652 !MCI_GetDWord(&(data[offset+1]), &args) ||
653 !MCI_GetDWord(&(data[offset+2]), &args) ||
654 !MCI_GetDWord(&(data[offset+3]), &args)) {
655 ERR("Bad rect '%s'\n", args);
656 return MCIERR_BAD_INTEGER;
657 }
658 break;
659 case MCI_STRING:
660 *dwFlags |= flg;
661 if ((dwRet = MCI_GetString((LPSTR*)&data[offset], &args)))
662 return dwRet;
663 break;
664 default: ERR("oops");
665 }
666 /* exit inside while loop */
667 eid = MCI_END_COMMAND;
668 } else {
669 /* have offset incremented if needed */
670 switch (eid) {
671 case MCI_COMMAND_HEAD:
672 case MCI_RETURN:
673 case MCI_END_COMMAND:
674 case MCI_END_COMMAND_LIST:
675 case MCI_CONSTANT:
676 case MCI_FLAG: break;
677 case MCI_INTEGER: if (!inCst) offset++; break;
678 case MCI_END_CONSTANT:
679 case MCI_STRING: offset++; break;
680 case MCI_RECT: offset += 4; break;
681 default: ERR("oops");
682 }
683 }
684 } while (eid != MCI_END_COMMAND);
685 if (!found) {
686 TRACE("Optarg '%s' not found\n", args);
687 return MCIERR_UNRECOGNIZED_COMMAND;
688 }
689 if (offset == MCI_DATA_SIZE) {
690 ERR("Internal data[] buffer overflow\n");
691 return MCIERR_PARSER_INTERNAL;
692 }
693 }
694 return 0;
695 }
696
697 /**************************************************************************
698 * MCI_HandleReturnValues [internal]
699 */
700 static DWORD MCI_HandleReturnValues(LPWINE_MM_IDATA iData, DWORD dwRet, LPWINE_MCIDRIVER wmd,
701 LPCSTR lpCmd, LPDWORD data, LPSTR lpstrRet, UINT uRetLen)
702 {
703 if (lpstrRet) {
704 switch (MCI_GetReturnType(lpCmd)) {
705 case 0: /* nothing to return */
706 break;
707 case MCI_INTEGER:
708 switch (dwRet & 0xFFFF0000ul) {
709 case 0:
710 case MCI_INTEGER_RETURNED:
711 wsnprintfA(lpstrRet, uRetLen, "%d", data[1]);
712 break;
713 case MCI_RESOURCE_RETURNED:
714 /* return string which ID is HIWORD(data[1]),
715 * string is loaded from mmsystem.dll */
716 LoadStringA(iData->hWinMM32Instance, HIWORD(data[1]),
717 lpstrRet, uRetLen);
718 break;
719 case MCI_RESOURCE_RETURNED|MCI_RESOURCE_DRIVER:
720 /* return string which ID is HIWORD(data[1]),
721 * string is loaded from driver */
722 LoadStringA(wmd->hDrv, HIWORD(data[1]), lpstrRet, uRetLen);
723 break;
724 case MCI_COLONIZED3_RETURN:
725 wsnprintfA(lpstrRet, uRetLen, "%d:%d:%d",
726 LOBYTE(LOWORD(data[1])), HIBYTE(LOWORD(data[1])),
727 LOBYTE(HIWORD(data[1])));
728 break;
729 case MCI_COLONIZED4_RETURN:
730 wsnprintfA(lpstrRet, uRetLen, "%d:%d:%d:%d",
731 LOBYTE(LOWORD(data[1])), HIBYTE(LOWORD(data[1])),
732 LOBYTE(HIWORD(data[1])), HIBYTE(HIWORD(data[1])));
733 break;
734 default: ERR("Ooops (%04X)\n", HIWORD(dwRet));
735 }
736 break;
737 case MCI_STRING:
738 switch (dwRet & 0xFFFF0000ul) {
739 case 0:
740 /* nothing to do data[1] == lpstrRet */
741 break;
742 case MCI_INTEGER_RETURNED:
743 data[1] = *(LPDWORD)lpstrRet;
744 wsnprintfA(lpstrRet, uRetLen, "%d", data[1]);
745 break;
746 default:
747 WARN("Oooch. MCI_STRING and HIWORD(dwRet)=%04x\n", HIWORD(dwRet));
748 break;
749 }
750 break;
751 case MCI_RECT:
752 if (dwRet & 0xFFFF0000ul)
753 WARN("Oooch. MCI_STRING and HIWORD(dwRet)=%04x\n", HIWORD(dwRet));
754 wsnprintfA(lpstrRet, uRetLen, "%d %d %d %d",
755 data[1], data[2], data[3], data[4]);
756 break;
757 default: ERR("oops\n");
758 }
759 }
760 return LOWORD(dwRet);
761 }
762
763 /**************************************************************************
764 * mciSendStringA [MMSYSTEM.702][WINMM.51]
765 */
766 DWORD WINAPI mciSendStringA(LPCSTR lpstrCommand, LPSTR lpstrRet,
767 UINT uRetLen, HWND hwndCallback)
768 {
769 LPSTR verb, dev, args;
770 LPWINE_MCIDRIVER wmd = 0;
771 DWORD dwFlags = 0, dwRet = 0;
772 int offset = 0;
773 DWORD data[MCI_DATA_SIZE];
774 LPCSTR lpCmd = 0;
775 LPWINE_MM_IDATA iData;
776
777 TRACE("('%s', %p, %d, %X)\n", lpstrCommand, lpstrRet, uRetLen, hwndCallback);
778
779 if (!(iData = MULTIMEDIA_GetIData()))
780 return MCIERR_INTERNAL;
781
782 /* format is <command> <device> <optargs> */
783 if (!(verb = HEAP_strdupA(GetProcessHeap(), 0, lpstrCommand)))
784 return MCIERR_OUT_OF_MEMORY;
785
786 memset(data, 0, sizeof(data));
787
788 if (!(args = strchr(verb, ' '))) {
789 dwRet = MCIERR_MISSING_DEVICE_NAME;
790 goto errCleanUp;
791 }
792 *args++ = '\0';
793 if ((dwRet = MCI_GetString(&dev, &args))) {
794 goto errCleanUp;
795 }
796
797 /* case dev == 'new' has to be handled */
798 if (!strcasecmp(dev, "new")) {
799 FIXME("'new': NIY as device name\n");
800 dwRet = MCIERR_MISSING_DEVICE_NAME;
801 goto errCleanUp;
802 }
803
804 /* otherwise, try to grab devType from open */
805 if (!strcmp(verb, "open")) {
806 LPSTR devType, tmp;
807
808 if ((devType = strchr(dev, '!')) != NULL) {
809 *devType++ = '\0';
810 tmp = devType; devType = dev; dev = tmp;
811
812 dwFlags |= MCI_OPEN_TYPE;
813 data[2] = (DWORD)devType;
814 devType = CharUpperA(HEAP_strdupA(GetProcessHeap(), 0, devType));
815 } else {
816 if ((devType = strstr(args, "type ")) != NULL) {
817 devType += 5;
818 tmp = strchr(devType, ' ');
819 if (tmp) *tmp = '\0';
820 devType = CharUpperA(HEAP_strdupA(GetProcessHeap(), 0, devType));
821 if (tmp) *tmp = ' ';
822 /* dwFlags and data[2] will be correctly set in ParseOpt loop */
823 } else {
824 char buf[32];
825 if ((dwRet = MCI_GetDevTypeFromFileName(dev, buf, sizeof(buf))))
826 goto errCleanUp;
827
828 devType = CharUpperA(HEAP_strdupA(GetProcessHeap(), 0, buf));
829 }
830 dwFlags |= MCI_OPEN_ELEMENT;
831 data[3] = (DWORD)dev;
832 }
833 dwRet = MCI_LoadMciDriver(iData, devType, &wmd);
834 HeapFree(GetProcessHeap(), 0, devType);
835 if (dwRet) {
836 MCI_UnLoadMciDriver(iData, wmd);
837 goto errCleanUp;
838 }
839 } else {
840 wmd = MCI_GetDriver(mciGetDeviceIDA(dev));
841 if (!wmd) {
842 FIXME("Oooch: couldn't find driver for '%s' in '%s'; automatic open is NIY\n",
843 dev, lpstrCommand);
844 dwRet = MCIERR_INVALID_DEVICE_ID;
845 goto errCleanUp;
846 }
847 }
848
849 /* get the verb in the different command tables */
850 /* try the device specific command table */
851 if (wmd) lpCmd = MCI_FindCommand(wmd->uSpecificCmdTable, verb);
852 /* try the type specific command table */
853 if (!lpCmd) {
854 if (wmd && wmd->uTypeCmdTable == MCI_COMMAND_TABLE_NOT_LOADED)
855 wmd->uTypeCmdTable = MCI_GetCommandTable(iData, wmd->wType);
856 if (wmd && wmd->uTypeCmdTable != MCI_NO_COMMAND_TABLE)
857 lpCmd = MCI_FindCommand(wmd->uTypeCmdTable, verb);
858 }
859 /* try core command table */
860 if (!lpCmd) lpCmd = MCI_FindCommand(MCI_GetCommandTable(iData, 0), verb);
861
862 if (!lpCmd) {
863 TRACE("Command '%s' not found!\n", verb);
864 dwRet = MCIERR_UNRECOGNIZED_COMMAND;
865 goto errCleanUp;
866 }
867
868 /* set up call back */
869 if (hwndCallback != 0) {
870 dwFlags |= MCI_NOTIFY;
871 data[0] = (DWORD)hwndCallback;
872 }
873
874 /* set return information */
875 switch (MCI_GetReturnType(lpCmd)) {
876 case 0: offset = 1; break;
877 case MCI_INTEGER: offset = 2; break;
878 case MCI_STRING: data[1] = (DWORD)lpstrRet; data[2] = uRetLen; offset = 3; break;
879 case MCI_RECT: offset = 5; break;
880 default: ERR("oops\n");
881 }
882
883 TRACE("verb='%s' on dev='%s'; offset=%d\n", verb, dev, offset);
884
885 if ((dwRet = MCI_ParseOptArgs(data, offset, lpCmd, args, &dwFlags)))
886 goto errCleanUp;
887
888 if (lpstrRet && uRetLen) *lpstrRet = '\0';
889
890 #define STR_OF(_x) (((_x)&0xFF000000)?(char*)(_x):"?")
891 TRACE("[%d, %s, %08lx, %08lx/%s %08lx/%s %08lx/%s %08lx/%s %08lx/%s %08lx/%s]\n",
892 wmd->wDeviceID, MCI_MessageToString(MCI_GetMessage(lpCmd)), dwFlags,
893 data[0], STR_OF(data[0]), data[1], STR_OF(data[1]),
894 data[2], STR_OF(data[2]), data[3], STR_OF(data[3]),
895 data[4], STR_OF(data[4]), data[5], STR_OF(data[5]));
896 #undef STR_OF
897
898 if (strcmp(verb, "open") == 0) {
899 if ((dwRet = MCI_FinishOpen(wmd, (LPMCI_OPEN_PARMSA)data, dwFlags)))
900 MCI_UnLoadMciDriver(iData, wmd);
901 /* FIXME: notification is not properly shared across two opens */
902 } else {
903 dwRet = MCI_SendCommand(wmd->wDeviceID, MCI_GetMessage(lpCmd), dwFlags, (DWORD)data, TRUE);
904 }
905 TRACE("=> 1/ %lx (%s)\n", dwRet, lpstrRet);
906 if (dwRet) goto errCleanUp;
907
908 dwRet = MCI_HandleReturnValues(iData, dwRet, wmd, lpCmd, data, lpstrRet, uRetLen);
909 TRACE("=> 2/ %lx (%s)\n", dwRet, lpstrRet);
910
911 errCleanUp:
912 HeapFree(GetProcessHeap(), 0, verb);
913 return dwRet;
914 }
915
916 /**************************************************************************
917 * mciSendStringW [WINMM.52]
918 */
919 DWORD WINAPI mciSendStringW(LPCWSTR lpwstrCommand, LPSTR lpstrRet,
920 UINT uRetLen, HWND hwndCallback)
921 {
922 LPSTR lpstrCommand;
923 UINT ret;
924
925 /* FIXME: is there something to do with lpstrReturnString ? */
926 lpstrCommand = HEAP_strdupWtoA(GetProcessHeap(), 0, lpwstrCommand);
927 ret = mciSendStringA(lpstrCommand, lpstrRet, uRetLen, hwndCallback);
928 HeapFree(GetProcessHeap(), 0, lpstrCommand);
929 return ret;
930 }
931
932 /**************************************************************************
933 * mciSendString16 [MMSYSTEM.702]
934 */
935 DWORD WINAPI mciSendString16(LPCSTR lpstrCommand, LPSTR lpstrRet,
936 UINT16 uRetLen, HWND16 hwndCallback)
937 {
938 return mciSendStringA(lpstrCommand, lpstrRet, uRetLen, hwndCallback);
939 }
940
941 /**************************************************************************
942 * mciExecute [WINMM.38]
943 */
944 DWORD WINAPI mciExecute(LPCSTR lpstrCommand)
945 {
946 char strRet[256];
947 DWORD ret;
948
949 TRACE("(%s)!\n", lpstrCommand);
950
951 ret = mciSendString16(lpstrCommand, strRet, sizeof(strRet), 0);
952 if (ret != 0) {
953 if (!mciGetErrorStringA(ret, strRet, sizeof(strRet))) {
954 sprintf(strRet, "Unknown MCI error (%ld)", ret);
955 }
956 MessageBoxA(0, strRet, "Error in mciExecute()", MB_OK);
957 }
958 /* FIXME: what shall I return ? */
959 return 0;
960 }
961
962 /**************************************************************************
963 * mciLoadCommandResource [MMSYSTEM.705]
964 */
965 UINT16 WINAPI mciLoadCommandResource16(HANDLE16 hInst, LPCSTR resname, UINT16 type)
966 {
967 HRSRC hRsrc = 0;
968 HGLOBAL hMem;
969 UINT16 ret = MCI_NO_COMMAND_TABLE;
970 LPWINE_MM_IDATA iData = MULTIMEDIA_GetIData();
971
972 TRACE("(%04x, %s, %d)!\n", hInst, resname, type);
973
974 if (!iData)
975 return ret;
976
977 /* if file exists "resname.mci", then load resource "resname" from it
978 * otherwise directly from driver
979 * We don't support it (who uses this feature ?), but we check anyway
980 */
981 if (!type) {
982 char buf[128];
983 OFSTRUCT ofs;
984
985 strcat(strcpy(buf, resname), ".mci");
986 if (OpenFile(buf, &ofs, OF_EXIST) != HFILE_ERROR) {
987 FIXME("NIY: command table to be loaded from '%s'\n", ofs.szPathName);
988 }
989 }
990 if (!(hRsrc = FindResourceA(hInst, resname, (LPCSTR)RT_RCDATAA))) {
991 WARN("No command table found in resource\n");
992 } else if ((hMem = LoadResource(hInst, hRsrc))) {
993 ret = MCI_SetCommandTable(iData, hMem, type);
994 } else {
995 WARN("Couldn't load resource.\n");
996 }
997 TRACE("=> %04x\n", ret);
998 return ret;
999 }
1000
1001 /**************************************************************************
1002 * mciFreeCommandResource [MMSYSTEM.713]
1003 */
1004 BOOL16 WINAPI mciFreeCommandResource16(UINT16 uTable)
1005 {
1006 TRACE("(%04x)!\n", uTable);
1007
1008 return MCI_DeleteCommandTable(uTable);
1009 }
1010
1011 /**************************************************************************
1012 * mciLoadCommandResource [WINMM.48]
1013 *
1014 * Strangely, this function only exists as an UNICODE one.
1015 */
1016 UINT WINAPI mciLoadCommandResource(HINSTANCE hinst, LPCWSTR resNameW, UINT type)
1017 {
1018 LPSTR resNameA;
1019 UINT ret;
1020
1021 TRACE("(%04x, %s, %d)!\n", hinst, debugstr_w(resNameW), type);
1022
1023 resNameA = HEAP_strdupWtoA(GetProcessHeap(), 0, resNameW);
1024 ret = mciLoadCommandResource16(hinst, resNameA, type);
1025 HeapFree(GetProcessHeap(), 0, resNameA);
1026 return ret;
1027 }
1028
1029 /**************************************************************************
1030 * mciFreeCommandResource [WINMM.39]
1031 */
1032 BOOL WINAPI mciFreeCommandResource(UINT uTable)
1033 {
1034 TRACE("(%08x)!\n", uTable);
1035
1036 return mciFreeCommandResource16(uTable);
1037 }
1038
1039 /**************************************************************************
1040 * MCI_MapMsg16To32A [internal]
1041 */
1042 static MCI_MapType MCI_MapMsg16To32A(WORD uDevType, WORD wMsg, DWORD* lParam)
1043 {
1044 if (*lParam == 0)
1045 return MCI_MAP_OK;
1046 /* FIXME: to add also (with seg/linear modifications to do):
1047 * MCI_LIST, MCI_LOAD, MCI_QUALITY, MCI_RESERVE, MCI_RESTORE, MCI_SAVE
1048 * MCI_SETAUDIO, MCI_SETTUNER, MCI_SETVIDEO
1049 */
1050 switch (wMsg) {
1051 /* case MCI_CAPTURE */
1052 case MCI_CLOSE:
1053 case MCI_CLOSE_DRIVER:
1054 /* case MCI_CONFIGURE:*/
1055 case MCI_COPY:
1056 case MCI_CUE:
1057 case MCI_CUT:
1058 case MCI_DELETE:
1059 case MCI_FREEZE:
1060 case MCI_GETDEVCAPS:
1061 /* case MCI_INDEX: */
1062 /* case MCI_MARK: */
1063 /* case MCI_MONITOR: */
1064 case MCI_PASTE:
1065 case MCI_PAUSE:
1066 case MCI_PLAY:
1067 case MCI_PUT:
1068 case MCI_REALIZE:
1069 case MCI_RECORD:
1070 case MCI_RESUME:
1071 case MCI_SEEK:
1072 case MCI_SET:
1073 /* case MCI_SETTIMECODE:*/
1074 /* case MCI_SIGNAL:*/
1075 case MCI_SPIN:
1076 case MCI_STATUS: /* FIXME: is wrong for digital video */
1077 case MCI_STEP:
1078 case MCI_STOP:
1079 /* case MCI_UNDO: */
1080 case MCI_UNFREEZE:
1081 case MCI_UPDATE:
1082 case MCI_WHERE:
1083 *lParam = (DWORD)PTR_SEG_TO_LIN(*lParam);
1084 return MCI_MAP_OK;
1085 case MCI_WINDOW:
1086 /* in fact, I would also need the dwFlags... to see
1087 * which members of lParam are effectively used
1088 */
1089 *lParam = (DWORD)PTR_SEG_TO_LIN(*lParam);
1090 FIXME("Current mapping may be wrong\n");
1091 break;
1092 case MCI_BREAK:
1093 {
1094 LPMCI_BREAK_PARMS mbp32 = HeapAlloc(SystemHeap, 0, sizeof(MCI_BREAK_PARMS));
1095 LPMCI_BREAK_PARMS16 mbp16 = PTR_SEG_TO_LIN(*lParam);
1096
1097 if (mbp32) {
1098 mbp32->dwCallback = mbp16->dwCallback;
1099 mbp32->nVirtKey = mbp16->nVirtKey;
1100 mbp32->hwndBreak = mbp16->hwndBreak;
1101 } else {
1102 return MCI_MAP_NOMEM;
1103 }
1104 *lParam = (DWORD)mbp32;
1105 }
1106 return MCI_MAP_OKMEM;
1107 case MCI_ESCAPE:
1108 {
1109 LPMCI_VD_ESCAPE_PARMSA mvep32a = HeapAlloc(SystemHeap, 0, sizeof(MCI_VD_ESCAPE_PARMSA));
1110 LPMCI_VD_ESCAPE_PARMS16 mvep16 = PTR_SEG_TO_LIN(*lParam);
1111
1112 if (mvep32a) {
1113 mvep32a->dwCallback = mvep16->dwCallback;
1114 mvep32a->lpstrCommand = PTR_SEG_TO_LIN(mvep16->lpstrCommand);
1115 } else {
1116 return MCI_MAP_NOMEM;
1117 }
1118 *lParam = (DWORD)mvep32a;
1119 }
1120 return MCI_MAP_OKMEM;
1121 case MCI_INFO:
1122 {
1123 LPMCI_INFO_PARMSA mip32a = HeapAlloc(SystemHeap, 0, sizeof(MCI_INFO_PARMSA));
1124 LPMCI_INFO_PARMS16 mip16 = PTR_SEG_TO_LIN(*lParam);
1125
1126 /* FIXME this is wrong if device is of type
1127 * MCI_DEVTYPE_DIGITAL_VIDEO, some members are not mapped
1128 */
1129 if (mip32a) {
1130 mip32a->dwCallback = mip16->dwCallback;
1131 mip32a->lpstrReturn = PTR_SEG_TO_LIN(mip16->lpstrReturn);
1132 mip32a->dwRetSize = mip16->dwRetSize;
1133 } else {
1134 return MCI_MAP_NOMEM;
1135 }
1136 *lParam = (DWORD)mip32a;
1137 }
1138 return MCI_MAP_OKMEM;
1139 case MCI_OPEN:
1140 case MCI_OPEN_DRIVER:
1141 {
1142 LPMCI_OPEN_PARMSA mop32a = HeapAlloc(SystemHeap, 0, sizeof(LPMCI_OPEN_PARMS16) + sizeof(MCI_OPEN_PARMSA) + 2 * sizeof(DWORD));
1143 LPMCI_OPEN_PARMS16 mop16 = PTR_SEG_TO_LIN(*lParam);
1144
1145 if (mop32a) {
1146 *(LPMCI_OPEN_PARMS16*)(mop32a) = mop16;
1147 mop32a = (LPMCI_OPEN_PARMSA)((char*)mop32a + sizeof(LPMCI_OPEN_PARMS16));
1148 mop32a->dwCallback = mop16->dwCallback;
1149 mop32a->wDeviceID = mop16->wDeviceID;
1150 mop32a->lpstrDeviceType = PTR_SEG_TO_LIN(mop16->lpstrDeviceType);
1151 mop32a->lpstrElementName = PTR_SEG_TO_LIN(mop16->lpstrElementName);
1152 mop32a->lpstrAlias = PTR_SEG_TO_LIN(mop16->lpstrAlias);
1153 /* copy extended information if any...
1154 * FIXME: this may seg fault if initial structure does not contain them and
1155 * the reads after msip16 fail under LDT limits...
1156 * NOTE: this should be split in two. First pass, while calling MCI_OPEN, and
1157 * should not take care of extended parameters, and should be used by MCI_Open
1158 * to fetch uDevType. When, this is known, the mapping for sending the
1159 * MCI_OPEN_DRIVER shall be done depending on uDevType.
1160 */
1161 memcpy(mop32a + 1, mop16 + 1, 2 * sizeof(DWORD));
1162 } else {
1163 return MCI_MAP_NOMEM;
1164 }
1165 *lParam = (DWORD)mop32a;
1166 }
1167 return MCI_MAP_OKMEM;
1168 case MCI_SYSINFO:
1169 {
1170 LPMCI_SYSINFO_PARMSA msip32a = HeapAlloc(SystemHeap, 0, sizeof(MCI_SYSINFO_PARMSA));
1171 LPMCI_SYSINFO_PARMS16 msip16 = PTR_SEG_TO_LIN(*lParam);
1172
1173 if (msip32a) {
1174 msip32a->dwCallback = msip16->dwCallback;
1175 msip32a->lpstrReturn = PTR_SEG_TO_LIN(msip16->lpstrReturn);
1176 msip32a->dwRetSize = msip16->dwRetSize;
1177 msip32a->dwNumber = msip16->dwNumber;
1178 msip32a->wDeviceType = msip16->wDeviceType;
1179 } else {
1180 return MCI_MAP_NOMEM;
1181 }
1182 *lParam = (DWORD)msip32a;
1183 }
1184 return MCI_MAP_OKMEM;
1185 case DRV_LOAD:
1186 case DRV_ENABLE:
1187 case DRV_OPEN:
1188 case DRV_CLOSE:
1189 case DRV_DISABLE:
1190 case DRV_FREE:
1191 case DRV_CONFIGURE:
1192 case DRV_QUERYCONFIGURE:
1193 case DRV_INSTALL:
1194 case DRV_REMOVE:
1195 case DRV_EXITSESSION:
1196 case DRV_EXITAPPLICATION:
1197 case DRV_POWER:
1198 FIXME("This is a hack\n");
1199 return MCI_MAP_OK;
1200
1201 default:
1202 WARN("Don't know how to map msg=%s\n", MCI_MessageToString(wMsg));
1203 }
1204 return MCI_MAP_MSGERROR;
1205 }
1206
1207 /**************************************************************************
1208 * MCI_UnMapMsg16To32A [internal]
1209 */
1210 static MCI_MapType MCI_UnMapMsg16To32A(WORD uDevType, WORD wMsg, DWORD lParam)
1211 {
1212 switch (wMsg) {
1213 /* case MCI_CAPTURE */
1214 case MCI_CLOSE:
1215 case MCI_CLOSE_DRIVER:
1216 /* case MCI_CONFIGURE:*/
1217 case MCI_COPY:
1218 case MCI_CUE:
1219 case MCI_CUT:
1220 case MCI_DELETE:
1221 case MCI_FREEZE:
1222 case MCI_GETDEVCAPS:
1223 /* case MCI_INDEX: */
1224 /* case MCI_MARK: */
1225 /* case MCI_MONITOR: */
1226 case MCI_PASTE:
1227 case MCI_PAUSE:
1228 case MCI_PLAY:
1229 case MCI_PUT:
1230 case MCI_REALIZE:
1231 case MCI_RECORD:
1232 case MCI_RESUME:
1233 case MCI_SEEK:
1234 case MCI_SET:
1235 /* case MCI_SETTIMECODE:*/
1236 /* case MCI_SIGNAL:*/
1237 case MCI_SPIN:
1238 case MCI_STATUS:
1239 case MCI_STEP:
1240 case MCI_STOP:
1241 /* case MCI_UNDO: */
1242 case MCI_UNFREEZE:
1243 case MCI_UPDATE:
1244 case MCI_WHERE:
1245 return MCI_MAP_OK;
1246
1247 case MCI_WINDOW:
1248 /* FIXME ?? see Map function */
1249 return MCI_MAP_OK;
1250
1251 case MCI_BREAK:
1252 case MCI_ESCAPE:
1253 case MCI_INFO:
1254 case MCI_SYSINFO:
1255 HeapFree(SystemHeap, 0, (LPVOID)lParam);
1256 return MCI_MAP_OK;
1257 case MCI_OPEN:
1258 case MCI_OPEN_DRIVER:
1259 if (lParam) {
1260 LPMCI_OPEN_PARMSA mop32a = (LPMCI_OPEN_PARMSA)lParam;
1261 LPMCI_OPEN_PARMS16 mop16 = *(LPMCI_OPEN_PARMS16*)((char*)mop32a - sizeof(LPMCI_OPEN_PARMS16*));
1262
1263 mop16->wDeviceID = mop32a->wDeviceID;
1264 if (!HeapFree(SystemHeap, 0, (LPVOID)(lParam - sizeof(LPMCI_OPEN_PARMS16))))
1265 FIXME("bad free line=%d\n", __LINE__);
1266 }
1267 return MCI_MAP_OK;
1268 case DRV_LOAD:
1269 case DRV_ENABLE:
1270 case DRV_OPEN:
1271 case DRV_CLOSE:
1272 case DRV_DISABLE:
1273 case DRV_FREE:
1274 case DRV_CONFIGURE:
1275 case DRV_QUERYCONFIGURE:
1276 case DRV_INSTALL:
1277 case DRV_REMOVE:
1278 case DRV_EXITSESSION:
1279 case DRV_EXITAPPLICATION:
1280 case DRV_POWER:
1281 FIXME("This is a hack\n");
1282 return MCI_MAP_OK;
1283 default:
1284 FIXME("Map/Unmap internal error on msg=%s\n", MCI_MessageToString(wMsg));
1285 }
1286 return MCI_MAP_MSGERROR;
1287 }
1288
1289 /*
1290 * 0000 stop
1291 * 0001 squeeze signed 4 bytes to 2 bytes *( LPINT16)D = ( INT16)*( LPINT16)S; D += 2; S += 4
1292 * 0010 squeeze unsigned 4 bytes to 2 bytes *(LPUINT16)D = (UINT16)*(LPUINT16)S; D += 2; S += 4
1293 * 0100
1294 * 0101
1295 * 0110 zero 4 bytes *(DWORD)D = 0 D += 4; S += 4
1296 * 0111 copy string *(LPSTR*)D = seg dup(*(LPSTR*)S) D += 4; S += 4
1297 * 1xxx copy xxx + 1 bytes memcpy(D, S, xxx + 1); D += xxx+1; S += xxx+1
1298 */
1299
1300 /**************************************************************************
1301 * MCI_MsgMapper32To16_Create [internal]
1302 *
1303 * Helper for MCI_MapMsg32ATo16.
1304 * Maps the 32 bit pointer (*ptr), of size bytes, to an allocated 16 bit
1305 * segmented pointer.
1306 * map contains a list of action to be performed for the mapping (see list
1307 * above)
1308 * if keep is TRUE, keeps track of in 32 bit ptr in allocated 16 bit area.
1309 */
1310 static MCI_MapType MCI_MsgMapper32To16_Create(void** ptr, int size16, DWORD map, BOOLEAN keep)
1311 {
1312 void* lp = SEGPTR_ALLOC((keep ? sizeof(void**) : 0) + size16);
1313 LPBYTE p16, p32;
1314
1315 if (!lp) {
1316 return MCI_MAP_NOMEM;
1317 }
1318 p32 = (LPBYTE)(*ptr);
1319 if (keep) {
1320 *(void**)lp = *ptr;
1321 p16 = (LPBYTE)lp + sizeof(void**);
1322 *ptr = (char*)SEGPTR_GET(lp) + sizeof(void**);
1323 } else {
1324 p16 = lp;
1325 *ptr = (void*)SEGPTR_GET(lp);
1326 }
1327
1328 if (map == 0) {
1329 memcpy(p16, p32, size16);
1330 } else {
1331 unsigned nibble;
1332 unsigned sz;
1333
1334 while (map & 0xF) {
1335 nibble = map & 0xF;
1336 if (nibble & 0x8) {
1337 sz = (nibble & 7) + 1;
1338 memcpy(p16, p32, sz);
1339 p16 += sz;
1340 p32 += sz;
1341 size16 -= sz; /* DEBUG only */
1342 } else {
1343 switch (nibble) {
1344 case 0x1: *( LPINT16)p16 = ( INT16)*( LPINT16)p32; p16 += 2; p32 += 4; size16 -= 2; break;
1345 case 0x2: *(LPUINT16)p16 = (UINT16)*(LPUINT16)p32; p16 += 2; p32 += 4; size16 -= 2; break;
1346 case 0x6: *(LPDWORD)p16 = 0; p16 += 4; p32 += 4; size16 -= 4; break;
1347 case 0x7: *(LPDWORD)p16 = SEGPTR_GET(SEGPTR_STRDUP(*(LPSTR*)p32));p16 += 4; p32 += 4; size16 -= 4; break;
1348 default: FIXME("Unknown nibble for mapping (%x)\n", nibble);
1349 }
1350 }
1351 map >>= 4;
1352 }
1353 if (size16 != 0) /* DEBUG only */
1354 FIXME("Mismatch between 16 bit struct size and map nibbles serie\n");
1355 }
1356 return MCI_MAP_OKMEM;
1357 }
1358
1359 /**************************************************************************
1360 * MCI_MsgMapper32To16_Destroy [internal]
1361 *
1362 * Helper for MCI_UnMapMsg32ATo16.
1363 */
1364 static MCI_MapType MCI_MsgMapper32To16_Destroy(void* ptr, int size16, DWORD map, BOOLEAN kept)
1365 {
1366 if (ptr) {
1367 void* msg16 = PTR_SEG_TO_LIN(ptr);
1368 void* alloc;
1369 LPBYTE p32, p16;
1370 unsigned nibble;
1371
1372 if (kept) {
1373 alloc = (char*)msg16 - sizeof(void**);
1374 p32 = *(void**)alloc;
1375 p16 = msg16;
1376
1377 if (map == 0) {
1378 memcpy(p32, p16, size16);
1379 } else {
1380 while (map & 0xF) {
1381 nibble = map & 0xF;
1382 if (nibble & 0x8) {
1383 memcpy(p32, p16, (nibble & 7) + 1);
1384 p16 += (nibble & 7) + 1;
1385 p32 += (nibble & 7) + 1;
1386 size16 -= (nibble & 7) + 1;
1387 } else {
1388 switch (nibble) {
1389 case 0x1: *( LPINT)p32 = *( LPINT16)p16; p16 += 2; p32 += 4; size16 -= 2; break;
1390 case 0x2: *(LPUINT)p32 = *(LPUINT16)p16; p16 += 2; p32 += 4; size16 -= 2; break;
1391 case 0x6: p16 += 4; p32 += 4; size16 -= 4; break;
1392 case 0x7: strcpy(*(LPSTR*)p32, PTR_SEG_TO_LIN(*(DWORD*)p16));
1393 if (!SEGPTR_FREE(PTR_SEG_TO_LIN(*(DWORD*)p16))) {
1394 FIXME("bad free line=%d\n", __LINE__);
1395 }
1396 p16 += 4; p32 += 4; size16 -= 4; break;
1397 default: FIXME("Unknown nibble for mapping (%x)\n", nibble);
1398 }
1399 }
1400 map >>= 4;
1401 }
1402 if (size16 != 0) /* DEBUG only */
1403 FIXME("Mismatch between 16 bit struct size and map nibbles serie\n");
1404 }
1405 } else {
1406 alloc = msg16;
1407 }
1408
1409 if (!SEGPTR_FREE(alloc)) {
1410 FIXME("bad free line=%d\n", __LINE__);
1411 }
1412 }
1413 return MCI_MAP_OK;
1414 }
1415
1416 /**************************************************************************
1417 * MCI_MapMsg32ATo16 [internal]
1418 *
1419 * Map a 32-A bit MCI message to a 16 bit MCI message.
1420 */
1421 static MCI_MapType MCI_MapMsg32ATo16(WORD uDevType, WORD wMsg, DWORD dwFlags, DWORD* lParam)
1422 {
1423 int size;
1424 BOOLEAN keep = FALSE;
1425 DWORD map = 0;
1426
1427 if (*lParam == 0)
1428 return MCI_MAP_OK;
1429
1430 /* FIXME: to add also (with seg/linear modifications to do):
1431 * MCI_LIST, MCI_LOAD, MCI_QUALITY, MCI_RESERVE, MCI_RESTORE, MCI_SAVE
1432 * MCI_SETAUDIO, MCI_SETTUNER, MCI_SETVIDEO
1433 */
1434 switch (wMsg) {
1435 case MCI_BREAK:
1436 size = sizeof(MCI_BREAK_PARMS);
1437 break;
1438 /* case MCI_CAPTURE */
1439 case MCI_CLOSE:
1440 case MCI_CLOSE_DRIVER:
1441 size = sizeof(MCI_GENERIC_PARMS);
1442 break;
1443 /* case MCI_CONFIGURE:*/
1444 /* case MCI_COPY: */
1445 case MCI_CUE:
1446 switch (uDevType) {
1447 case MCI_DEVTYPE_DIGITAL_VIDEO: size = sizeof(MCI_DGV_CUE_PARMS); break;
1448 case MCI_DEVTYPE_VCR: /*size = sizeof(MCI_VCR_CUE_PARMS); break;*/ FIXME("NIY vcr\n"); return MCI_MAP_NOMEM;
1449 default: size = sizeof(MCI_GENERIC_PARMS); break;
1450 }
1451 break;
1452 /* case MCI_CUT:*/
1453 case MCI_DELETE:
1454 switch (uDevType) {
1455 case MCI_DEVTYPE_DIGITAL_VIDEO: size = sizeof(MCI_DGV_DELETE_PARMS16); map = 0x0F1111FB; break;
1456 case MCI_DEVTYPE_WAVEFORM_AUDIO:size = sizeof(MCI_WAVE_DELETE_PARMS); break;
1457 default: size = sizeof(MCI_GENERIC_PARMS); break;
1458 }
1459 break;
1460 /* case MCI_ESCAPE: */
1461 case MCI_FREEZE:
1462 switch (uDevType) {
1463 case MCI_DEVTYPE_DIGITAL_VIDEO: size = sizeof(MCI_DGV_FREEZE_PARMS); map = 0x0001111B; break;
1464 case MCI_DEVTYPE_OVERLAY: size = sizeof(MCI_OVLY_RECT_PARMS); map = 0x0001111B; break;
1465 default: size = sizeof(MCI_GENERIC_PARMS); break;
1466 }
1467 break;
1468 case MCI_GETDEVCAPS:
1469 keep = TRUE;
1470 size = sizeof(MCI_GETDEVCAPS_PARMS);
1471 break;
1472 /* case MCI_INDEX: */
1473 case MCI_INFO:
1474 {
1475 LPMCI_INFO_PARMSA mip32a = (LPMCI_INFO_PARMSA)(*lParam);
1476 char* ptr;
1477 LPMCI_INFO_PARMS16 mip16;
1478
1479 switch (uDevType) {
1480 case MCI_DEVTYPE_DIGITAL_VIDEO: size = sizeof(MCI_DGV_INFO_PARMS16); break;
1481 default: size = sizeof(MCI_INFO_PARMS16); break;
1482 }
1483 ptr = SEGPTR_ALLOC(sizeof(LPMCI_INFO_PARMSA) + size);
1484
1485 if (ptr) {
1486 *(LPMCI_INFO_PARMSA*)ptr = mip32a;
1487 mip16 = (LPMCI_INFO_PARMS16)(ptr + sizeof(LPMCI_INFO_PARMSA));
1488 mip16->dwCallback = mip32a->dwCallback;
1489 mip16->lpstrReturn = (LPSTR)SEGPTR_GET(SEGPTR_ALLOC(mip32a->dwRetSize));
1490 mip16->dwRetSize = mip32a->dwRetSize;
1491 if (uDevType == MCI_DEVTYPE_DIGITAL_VIDEO) {
1492 ((LPMCI_DGV_INFO_PARMS16)mip16)->dwItem = ((LPMCI_DGV_INFO_PARMSA)mip32a)->dwItem;
1493 }
1494 } else {
1495 return MCI_MAP_NOMEM;
1496 }
1497 *lParam = (LPARAM)SEGPTR_GET(ptr) + sizeof(LPMCI_INFO_PARMSA);
1498 }
1499 return MCI_MAP_OKMEM;
1500 /* case MCI_MARK: */
1501 /* case MCI_MONITOR: */
1502 case MCI_OPEN:
1503 case MCI_OPEN_DRIVER:
1504 {
1505 LPMCI_OPEN_PARMSA mop32a = (LPMCI_OPEN_PARMSA)(*lParam);
1506 char* ptr = SEGPTR_ALLOC(sizeof(LPMCI_OPEN_PARMSA) + sizeof(MCI_OPEN_PARMS16) + 2 * sizeof(DWORD));
1507 LPMCI_OPEN_PARMS16 mop16;
1508
1509
1510 if (ptr) {
1511 *(LPMCI_OPEN_PARMSA*)(ptr) = mop32a;
1512 mop16 = (LPMCI_OPEN_PARMS16)(ptr + sizeof(LPMCI_OPEN_PARMSA));
1513 mop16->dwCallback = mop32a->dwCallback;
1514 mop16->wDeviceID = mop32a->wDeviceID;
1515 if (dwFlags & MCI_OPEN_TYPE) {
1516 if (dwFlags & MCI_OPEN_TYPE_ID) {
1517 /* dword "transparent" value */
1518 mop16->lpstrDeviceType = mop32a->lpstrDeviceType;
1519 } else {
1520 /* string */
1521 mop16->lpstrDeviceType = mop32a->lpstrDeviceType ? (LPSTR)SEGPTR_GET(SEGPTR_STRDUP(mop32a->lpstrDeviceType)) : 0;
1522 }
1523 } else {
1524 /* nuthin' */
1525 mop16->lpstrDeviceType = 0;
1526 }
1527 if (dwFlags & MCI_OPEN_ELEMENT) {
1528 if (dwFlags & MCI_OPEN_ELEMENT_ID) {
1529 mop16->lpstrElementName = mop32a->lpstrElementName;
1530 } else {
1531 mop16->lpstrElementName = mop32a->lpstrElementName ? (LPSTR)SEGPTR_GET(SEGPTR_STRDUP(mop32a->lpstrElementName)) : 0;
1532 }
1533 } else {
1534 mop16->lpstrElementName = 0;
1535 }
1536 if (dwFlags & MCI_OPEN_ALIAS) {
1537 mop16->lpstrAlias = mop32a->lpstrAlias ? (LPSTR)SEGPTR_GET(SEGPTR_STRDUP(mop32a->lpstrAlias)) : 0;
1538 } else {
1539 mop16->lpstrAlias = 0;
1540 }
1541 /* copy extended information if any...
1542 * FIXME: this may seg fault if initial structure does not contain them and
1543 * the reads after msip16 fail under LDT limits...
1544 * NOTE: this should be split in two. First pass, while calling MCI_OPEN, and
1545 * should not take care of extended parameters, and should be used by MCI_Open
1546 * to fetch uDevType. When, this is known, the mapping for sending the
1547 * MCI_OPEN_DRIVER shall be done depending on uDevType.
1548 */
1549 memcpy(mop16 + 1, mop32a + 1, 2 * sizeof(DWORD));
1550 } else {
1551 return MCI_MAP_NOMEM;
1552 }
1553 *lParam = (LPARAM)SEGPTR_GET(ptr) + sizeof(LPMCI_OPEN_PARMSA);
1554 }
1555 return MCI_MAP_OKMEM;
1556 /* case MCI_PASTE:*/
1557 case MCI_PAUSE:
1558 size = sizeof(MCI_GENERIC_PARMS);
1559 break;
1560 case MCI_PLAY:
1561 size = sizeof(MCI_PLAY_PARMS);
1562 break;
1563 case MCI_PUT:
1564 switch (uDevType) {
1565 case MCI_DEVTYPE_DIGITAL_VIDEO: size = sizeof(MCI_DGV_RECT_PARMS16); map = 0x0001111B; break;
1566 case MCI_DEVTYPE_OVERLAY: size = sizeof(MCI_OVLY_RECT_PARMS); map = 0x0001111B; break;
1567 default: size = sizeof(MCI_GENERIC_PARMS); break;
1568 }
1569 break;
1570 case MCI_REALIZE:
1571 size = sizeof(MCI_GENERIC_PARMS);
1572 break;
1573 case MCI_RECORD:
1574 switch (uDevType) {
1575 case MCI_DEVTYPE_DIGITAL_VIDEO: size = sizeof(MCI_DGV_RECORD_PARMS16); map = 0x0F1111FB; break;
1576 case MCI_DEVTYPE_VCR: /*size = sizeof(MCI_VCR_RECORD_PARMS); break;*/FIXME("NIY vcr\n"); return MCI_MAP_NOMEM;
1577 default: size = sizeof(MCI_RECORD_PARMS); break;
1578 }
1579 break;
1580 case MCI_RESUME:
1581 size = sizeof(MCI_GENERIC_PARMS);
1582 break;
1583 case MCI_SEEK:
1584 switch (uDevType) {
1585 case MCI_DEVTYPE_VCR: /*size = sizeof(MCI_VCR_SEEK_PARMS); break;*/FIXME("NIY vcr\n"); return MCI_MAP_NOMEM;
1586 default: size = sizeof(MCI_SEEK_PARMS); break;
1587 }
1588 break;
1589 case MCI_SET:
1590 switch (uDevType) {
1591 case MCI_DEVTYPE_DIGITAL_VIDEO: size = sizeof(MCI_DGV_SET_PARMS); break;
1592 case MCI_DEVTYPE_VCR: /*size = sizeof(MCI_VCR_SET_PARMS); break;*/FIXME("NIY vcr\n"); return MCI_MAP_NOMEM;
1593 case MCI_DEVTYPE_SEQUENCER: size = sizeof(MCI_SEQ_SET_PARMS); break;
1594 /* FIXME: normally the 16 and 32 bit structures are byte by byte aligned,
1595 * so not doing anything should work...
1596 */
1597 case MCI_DEVTYPE_WAVEFORM_AUDIO:size = sizeof(MCI_WAVE_SET_PARMS); break;
1598 default: size = sizeof(MCI_SET_PARMS); break;
1599 }
1600 break;
1601 /* case MCI_SETTIMECODE:*/
1602 /* case MCI_SIGNAL:*/
1603 case MCI_SPIN:
1604 size = sizeof(MCI_SET_PARMS);
1605 break;
1606 case MCI_STATUS:
1607 keep = TRUE;
1608 switch (uDevType) {
1609 /* FIXME:
1610 * don't know if buffer for value is the one passed thru lpstrDevice
1611 * or is provided by MCI driver.
1612 * Assuming solution 2: provided by MCI driver, so zeroing on entry
1613 */
1614 case MCI_DEVTYPE_DIGITAL_VIDEO: size = sizeof(MCI_DGV_STATUS_PARMS16); map = 0x0B6FF; break;
1615 case MCI_DEVTYPE_VCR: /*size = sizeof(MCI_VCR_STATUS_PARMS); break;*/FIXME("NIY vcr\n"); return MCI_MAP_NOMEM;
1616 default: size = sizeof(MCI_STATUS_PARMS); break;
1617 }
1618 break;
1619 case MCI_STEP:
1620 switch (uDevType) {
1621 case MCI_DEVTYPE_DIGITAL_VIDEO: size = sizeof(MCI_DGV_STEP_PARMS); break;
1622 case MCI_DEVTYPE_VCR: /*size = sizeof(MCI_VCR_STEP_PARMS); break;*/FIXME("NIY vcr\n"); return MCI_MAP_NOMEM;
1623 case MCI_DEVTYPE_VIDEODISC: size = sizeof(MCI_VD_STEP_PARMS); break;
1624 default: size = sizeof(MCI_GENERIC_PARMS); break;
1625 }
1626 break;
1627 case MCI_STOP:
1628 size = sizeof(MCI_SET_PARMS);
1629 break;
1630 case MCI_SYSINFO:
1631 {
1632 LPMCI_SYSINFO_PARMSA msip32a = (LPMCI_SYSINFO_PARMSA)(*lParam);
1633 char* ptr = SEGPTR_ALLOC(sizeof(LPMCI_SYSINFO_PARMSA) + sizeof(MCI_SYSINFO_PARMS16));
1634 LPMCI_SYSINFO_PARMS16 msip16;
1635
1636 if (ptr) {
1637 *(LPMCI_SYSINFO_PARMSA*)(ptr) = msip32a;
1638 msip16 = (LPMCI_SYSINFO_PARMS16)(ptr + sizeof(LPMCI_SYSINFO_PARMSA));
1639
1640 msip16->dwCallback = msip32a->dwCallback;
1641 msip16->lpstrReturn = (LPSTR)SEGPTR_GET(SEGPTR_ALLOC(msip32a->dwRetSize));
1642 msip16->dwRetSize = msip32a->dwRetSize;
1643 msip16->dwNumber = msip32a->dwNumber;
1644 msip16->wDeviceType = msip32a->wDeviceType;
1645 } else {
1646 return MCI_MAP_NOMEM;
1647 }
1648 *lParam = (LPARAM)SEGPTR_GET(ptr) + sizeof(LPMCI_SYSINFO_PARMSA);
1649 }
1650 return MCI_MAP_OKMEM;
1651 /* case MCI_UNDO: */
1652 case MCI_UNFREEZE:
1653 switch (uDevType) {
1654 case MCI_DEVTYPE_DIGITAL_VIDEO: size = sizeof(MCI_DGV_RECT_PARMS16); map = 0x0001111B; break;
1655 case MCI_DEVTYPE_OVERLAY: size = sizeof(MCI_OVLY_RECT_PARMS16); map = 0x0001111B; break;
1656 default: size = sizeof(MCI_GENERIC_PARMS); break;
1657 }
1658 break;
1659 case MCI_UPDATE:
1660 switch (uDevType) {
1661 case MCI_DEVTYPE_DIGITAL_VIDEO: size = sizeof(MCI_DGV_UPDATE_PARMS16); map = 0x000B1111B; break;
1662 default: size = sizeof(MCI_GENERIC_PARMS); break;
1663 }
1664 break;
1665 case MCI_WHERE:
1666 switch (uDevType) {
1667 case MCI_DEVTYPE_DIGITAL_VIDEO: size = sizeof(MCI_DGV_RECT_PARMS16); map = 0x0001111B; keep = TRUE; break;
1668 case MCI_DEVTYPE_OVERLAY: size = sizeof(MCI_OVLY_RECT_PARMS16); map = 0x0001111B; keep = TRUE; break;
1669 default: size = sizeof(MCI_GENERIC_PARMS); break;
1670 }
1671 break;
1672 case MCI_WINDOW:
1673 switch (uDevType) {
1674 case MCI_DEVTYPE_DIGITAL_VIDEO: size = sizeof(MCI_DGV_WINDOW_PARMS16); if (dwFlags & MCI_DGV_WINDOW_TEXT) map = 0x7FB; break;
1675 case MCI_DEVTYPE_OVERLAY: size = sizeof(MCI_OVLY_WINDOW_PARMS16); if (dwFlags & MCI_OVLY_WINDOW_TEXT) map = 0x7FB; break;
1676 default: size = sizeof(MCI_GENERIC_PARMS); break;
1677 }
1678 break;
1679 case DRV_LOAD:
1680 case DRV_ENABLE:
1681 case DRV_OPEN:
1682 case DRV_CLOSE:
1683 case DRV_DISABLE:
1684 case DRV_FREE:
1685 case DRV_CONFIGURE:
1686 case DRV_QUERYCONFIGURE:
1687 case DRV_INSTALL:
1688 case DRV_REMOVE:
1689 case DRV_EXITSESSION:
1690 case DRV_EXITAPPLICATION:
1691 case DRV_POWER:
1692 return MCI_MAP_PASS;
1693
1694 default:
1695 WARN("Don't know how to map msg=%s\n", MCI_MessageToString(wMsg));
1696 return MCI_MAP_MSGERROR;
1697 }
1698 return MCI_MsgMapper32To16_Create((void**)lParam, size, map, keep);
1699 }
1700
1701 /**************************************************************************
1702 * MCI_UnMapMsg32ATo16 [internal]
1703 */
1704 static MCI_MapType MCI_UnMapMsg32ATo16(WORD uDevType, WORD wMsg, DWORD dwFlags, DWORD lParam)
1705 {
1706 int size = 0;
1707 BOOLEAN kept = FALSE; /* there is no need to compute size when kept is FALSE */
1708 DWORD map = 0;
1709
1710 switch (wMsg) {
1711 case MCI_BREAK:
1712 break;
1713 /* case MCI_CAPTURE */
1714 case MCI_CLOSE:
1715 case MCI_CLOSE_DRIVER:
1716 break;
1717 /* case MCI_CONFIGURE:*/
1718 /* case MCI_COPY: */
1719 case MCI_CUE:
1720 break;
1721 /* case MCI_CUT: */
1722 case MCI_DELETE:
1723 break;
1724 /* case MCI_ESCAPE: */
1725 case MCI_FREEZE:
1726 break;
1727 case MCI_GETDEVCAPS:
1728 kept = TRUE;
1729 size = sizeof(MCI_GETDEVCAPS_PARMS);
1730 break;
1731 /* case MCI_INDEX: */
1732 case MCI_INFO:
1733 {
1734 LPMCI_INFO_PARMS16 mip16 = (LPMCI_INFO_PARMS16)PTR_SEG_TO_LIN(lParam);
1735 LPMCI_INFO_PARMSA mip32a = *(LPMCI_INFO_PARMSA*)((char*)mip16 - sizeof(LPMCI_INFO_PARMSA));
1736
1737 memcpy(mip32a->lpstrReturn, PTR_SEG_TO_LIN(mip16->lpstrReturn), mip32a->dwRetSize);
1738
1739 if (!SEGPTR_FREE(PTR_SEG_TO_LIN(mip16->lpstrReturn)))
1740 FIXME("bad free line=%d\n", __LINE__);
1741 if (!SEGPTR_FREE((char*)mip16 - sizeof(LPMCI_INFO_PARMSA)))
1742 FIXME("bad free line=%d\n", __LINE__);
1743 }
1744 return MCI_MAP_OK;
1745 /* case MCI_MARK: */
1746 /* case MCI_MONITOR: */
1747 case MCI_OPEN:
1748 case MCI_OPEN_DRIVER:
1749 if (lParam) {
1750 LPMCI_OPEN_PARMS16 mop16 = (LPMCI_OPEN_PARMS16)PTR_SEG_TO_LIN(lParam);
1751 LPMCI_OPEN_PARMSA mop32a = *(LPMCI_OPEN_PARMSA*)((char*)mop16 - sizeof(LPMCI_OPEN_PARMSA));
1752
1753 mop32a->wDeviceID = mop16->wDeviceID;
1754 if ((dwFlags & MCI_OPEN_TYPE) && !
1755 (dwFlags & MCI_OPEN_TYPE_ID) &&
1756 !SEGPTR_FREE(PTR_SEG_TO_LIN(mop16->lpstrDeviceType)))
1757 FIXME("bad free line=%d\n", __LINE__);
1758 if ((dwFlags & MCI_OPEN_ELEMENT) &&
1759 !(dwFlags & MCI_OPEN_ELEMENT_ID) &&
1760 !SEGPTR_FREE(PTR_SEG_TO_LIN(mop16->lpstrElementName)))
1761 FIXME("bad free line=%d\n", __LINE__);
1762 if ((dwFlags & MCI_OPEN_ALIAS) &&
1763 !SEGPTR_FREE(PTR_SEG_TO_LIN(mop16->lpstrAlias)))
1764 FIXME("bad free line=%d\n", __LINE__);
1765
1766 if (!SEGPTR_FREE((char*)mop16 - sizeof(LPMCI_OPEN_PARMSA)))
1767 FIXME("bad free line=%d\n", __LINE__);
1768 }
1769 return MCI_MAP_OK;
1770 /* case MCI_PASTE:*/
1771 case MCI_PAUSE:
1772 break;
1773 case MCI_PLAY:
1774 break;
1775 case MCI_PUT:
1776 break;
1777 case MCI_REALIZE:
1778 break;
1779 case MCI_RECORD:
1780 break;
1781 case MCI_RESUME:
1782 break;
1783 case MCI_SEEK:
1784 break;
1785 case MCI_SET:
1786 break;
1787 /* case MCI_SETTIMECODE:*/
1788 /* case MCI_SIGNAL:*/
1789 case MCI_SPIN:
1790 break;
1791 case MCI_STATUS:
1792 kept = TRUE;
1793 switch (uDevType) {
1794 case MCI_DEVTYPE_DIGITAL_VIDEO:
1795 if (lParam) {
1796 LPMCI_DGV_STATUS_PARMS16 mdsp16 = (LPMCI_DGV_STATUS_PARMS16)PTR_SEG_TO_LIN(lParam);
1797 LPMCI_DGV_STATUS_PARMSA mdsp32a = *(LPMCI_DGV_STATUS_PARMSA*)((char*)mdsp16 - sizeof(LPMCI_DGV_STATUS_PARMSA));
1798
1799 if (mdsp16) {
1800 mdsp32a->dwReturn = mdsp16->dwReturn;
1801 if (dwFlags & MCI_DGV_STATUS_DISKSPACE) {
1802 TRACE("MCI_STATUS (DGV) lpstrDrive=%p\n", mdsp16->lpstrDrive);
1803 TRACE("MCI_STATUS (DGV) lpstrDrive=%s\n", (LPSTR)PTR_SEG_TO_LIN(mdsp16->lpstrDrive));
1804
1805 /* FIXME: see map function */
1806 strcpy(mdsp32a->lpstrDrive, (LPSTR)PTR_SEG_TO_LIN(mdsp16->lpstrDrive));
1807 }
1808
1809 if (!SEGPTR_FREE((char*)mdsp16 - sizeof(LPMCI_DGV_STATUS_PARMSA)))
1810 FIXME("bad free line=%d\n", __LINE__);
1811 } else {
1812 return MCI_MAP_NOMEM;
1813 }
1814 }
1815 return MCI_MAP_OKMEM;
1816 case MCI_DEVTYPE_VCR: /*size = sizeof(MCI_VCR_STATUS_PARMS); break;*/FIXME("NIY vcr\n"); return MCI_MAP_NOMEM;
1817 default: size = sizeof(MCI_STATUS_PARMS); break;
1818 }
1819 break;
1820 case MCI_STEP:
1821 break;
1822 case MCI_STOP:
1823 break;
1824 case MCI_SYSINFO:
1825 if (lParam) {
1826 LPMCI_SYSINFO_PARMS16 msip16 = (LPMCI_SYSINFO_PARMS16)PTR_SEG_TO_LIN(lParam);
1827 LPMCI_SYSINFO_PARMSA msip32a = *(LPMCI_SYSINFO_PARMSA*)((char*)msip16 - sizeof(LPMCI_SYSINFO_PARMSA));
1828
1829 if (msip16) {
1830 msip16->dwCallback = msip32a->dwCallback;
1831 memcpy(msip32a->lpstrReturn, PTR_SEG_TO_LIN(msip16->lpstrReturn), msip32a->dwRetSize);
1832 if (!SEGPTR_FREE(PTR_SEG_TO_LIN(msip16->lpstrReturn)))
1833 FIXME("bad free line=%d\n", __LINE__);
1834
1835 if (!SEGPTR_FREE((char*)msip16 - sizeof(LPMCI_SYSINFO_PARMSA)))
1836 FIXME("bad free line=%d\n", __LINE__);
1837 } else {
1838 return MCI_MAP_NOMEM;
1839 }
1840 }
1841 return MCI_MAP_OKMEM;
1842 /* case MCI_UNDO: */
1843 case MCI_UNFREEZE:
1844 break;
1845 case MCI_UPDATE:
1846 break;
1847 case MCI_WHERE:
1848 switch (uDevType) {
1849 case MCI_DEVTYPE_DIGITAL_VIDEO: size = sizeof(MCI_DGV_RECT_PARMS16); map = 0x0001111B; kept = TRUE; break;
1850 case MCI_DEVTYPE_OVERLAY: size = sizeof(MCI_OVLY_RECT_PARMS16); map = 0x0001111B; kept = TRUE; break;
1851 default: break;
1852 }
1853 break;
1854 case MCI_WINDOW:
1855 switch (uDevType) {
1856 case MCI_DEVTYPE_DIGITAL_VIDEO: size = sizeof(MCI_DGV_WINDOW_PARMS16); if (dwFlags & MCI_DGV_WINDOW_TEXT) map = 0x7666; break;
1857 case MCI_DEVTYPE_OVERLAY: size = sizeof(MCI_OVLY_WINDOW_PARMS16); if (dwFlags & MCI_OVLY_WINDOW_TEXT) map = 0x7666; break;
1858 default: break;
1859 }
1860 /* FIXME: see map function */
1861 break;
1862
1863 case DRV_LOAD:
1864 case DRV_ENABLE:
1865 case DRV_OPEN:
1866 case DRV_CLOSE:
1867 case DRV_DISABLE:
1868 case DRV_FREE:
1869 case DRV_CONFIGURE:
1870 case DRV_QUERYCONFIGURE:
1871 case DRV_INSTALL:
1872 case DRV_REMOVE:
1873 case DRV_EXITSESSION:
1874 case DRV_EXITAPPLICATION:
1875 case DRV_POWER:
1876 FIXME("This is a hack\n");
1877 return MCI_MAP_PASS;
1878 default:
1879 FIXME("Map/Unmap internal error on msg=%s\n", MCI_MessageToString(wMsg));
1880 return MCI_MAP_MSGERROR;
1881 }
1882 return MCI_MsgMapper32To16_Destroy((void*)lParam, size, map, kept);
1883 }
1884
1885 /**************************************************************************
1886 * MCI_SendCommandFrom32 [internal]
1887 */
1888 DWORD MCI_SendCommandFrom32(UINT wDevID, UINT16 wMsg, DWORD dwParam1, DWORD dwParam2)
1889 {
1890 DWORD dwRet = MCIERR_DEVICE_NOT_INSTALLED;
1891 LPWINE_MCIDRIVER wmd = MCI_GetDriver(wDevID);
1892
1893 if (!wmd) {
1894 dwRet = MCIERR_INVALID_DEVICE_ID;
1895 } else {
1896 switch (DRIVER_GetType(wmd->hDrv)) {
1897 case WINE_DI_TYPE_16:
1898 {
1899 MCI_MapType res;
1900
1901 switch (res = MCI_MapMsg32ATo16(wmd->wType, wMsg, dwParam1, &dwParam2)) {
1902 case MCI_MAP_MSGERROR:
1903 TRACE("Not handled yet (%s)\n", MCI_MessageToString(wMsg));
1904 dwRet = MCIERR_DRIVER_INTERNAL;
1905 break;
1906 case MCI_MAP_NOMEM:
1907 TRACE("Problem mapping msg=%s from 32a to 16\n", MCI_MessageToString(wMsg));
1908 dwRet = MCIERR_OUT_OF_MEMORY;
1909 break;
1910 case MCI_MAP_OK:
1911 case MCI_MAP_OKMEM:
1912 dwRet = SendDriverMessage16(wmd->hDrv, wMsg, dwParam1, dwParam2);
1913 if (res == MCI_MAP_OKMEM)
1914 MCI_UnMapMsg32ATo16(wmd->wType, wMsg, dwParam1, dwParam2);
1915 break;
1916 case MCI_MAP_PASS:
1917 dwRet = SendDriverMessage(wmd->hDrv, wMsg, dwParam1, dwParam2);
1918 break;
1919 }
1920 }
1921 break;
1922 case WINE_DI_TYPE_32:
1923 dwRet = SendDriverMessage(wmd->hDrv, wMsg, dwParam1, dwParam2);
1924 break;
1925 default:
1926 WARN("Unknown driver type=%u\n", DRIVER_GetType(wmd->hDrv));
1927 dwRet = MCIERR_DRIVER_INTERNAL;
1928 }
1929 }
1930 return dwRet;
1931 }
1932
1933 /**************************************************************************
1934 * MCI_SendCommandFrom16 [internal]
1935 */
1936 DWORD MCI_SendCommandFrom16(UINT wDevID, UINT16 wMsg, DWORD dwParam1, DWORD dwParam2)
1937 {
1938 DWORD dwRet = MCIERR_DEVICE_NOT_INSTALLED;
1939 LPWINE_MCIDRIVER wmd = MCI_GetDriver(wDevID);
1940
1941 if (!wmd) {
1942 dwRet = MCIERR_INVALID_DEVICE_ID;
1943 } else {
1944 MCI_MapType res;
1945
1946 switch (DRIVER_GetType(wmd->hDrv)) {
1947 case WINE_DI_TYPE_16:
1948 dwRet = SendDriverMessage16(wmd->hDrv, wMsg, dwParam1, dwParam2);
1949 break;
1950 case WINE_DI_TYPE_32:
1951 switch (res = MCI_MapMsg16To32A(wmd->wType, wMsg, &dwParam2)) {
1952 case MCI_MAP_MSGERROR:
1953 TRACE("Not handled yet (%s)\n", MCI_MessageToString(wMsg));
1954 dwRet = MCIERR_DRIVER_INTERNAL;
1955 break;
1956 case MCI_MAP_NOMEM:
1957 TRACE("Problem mapping msg=%s from 16 to 32a\n", MCI_MessageToString(wMsg));
1958 dwRet = MCIERR_OUT_OF_MEMORY;
1959 break;
1960 case MCI_MAP_OK:
1961 case MCI_MAP_OKMEM:
1962 dwRet = SendDriverMessage(wDevID, wMsg, dwParam1, dwParam2);
1963 if (res == MCI_MAP_OKMEM)
1964 MCI_UnMapMsg16To32A(wmd->wType, wMsg, dwParam2);
1965 break;
1966 case MCI_MAP_PASS:
1967 dwRet = SendDriverMessage16(wmd->hDrv, wMsg, dwParam1, dwParam2);
1968 break;
1969 }
1970 break;
1971 default:
1972 WARN("Unknown driver type=%u\n", DRIVER_GetType(wmd->hDrv));
1973 dwRet = MCIERR_DRIVER_INTERNAL;
1974 }
1975 }
1976 return dwRet;
1977 }
1978
1979 /**************************************************************************
1980 * MCI_Open [internal]
1981 */
1982 static DWORD MCI_Open(DWORD dwParam, LPMCI_OPEN_PARMSA lpParms)
1983 {
1984 char strDevTyp[128];
1985 DWORD dwRet;
1986 LPWINE_MCIDRIVER wmd = 0;
1987 LPWINE_MM_IDATA iData;
1988
1989 TRACE("(%08lX, %p)\n", dwParam, lpParms);
1990 if (lpParms == NULL) return MCIERR_NULL_PARAMETER_BLOCK;
1991
1992 if (!(iData = MULTIMEDIA_GetIData()))
1993 return MCIERR_INTERNAL;
1994
1995 /* only two low bytes are generic, the other ones are dev type specific */
1996 #define WINE_MCI_SUPP (0xFFFF0000|MCI_OPEN_SHAREABLE|MCI_OPEN_ELEMENT| \
1997 MCI_OPEN_ALIAS|MCI_OPEN_TYPE|MCI_OPEN_TYPE_ID| \
1998 MCI_NOTIFY|MCI_WAIT)
1999 if ((dwParam & ~WINE_MCI_SUPP) != 0) {
2000 FIXME("Unsupported yet dwFlags=%08lX\n", dwParam & ~WINE_MCI_SUPP);
2001 }
2002 #undef WINE_MCI_SUPP
2003
2004 strDevTyp[0] = 0;
2005
2006 if (dwParam & MCI_OPEN_TYPE) {
2007 if (dwParam & MCI_OPEN_TYPE_ID) {
2008 WORD uDevType = LOWORD((DWORD)lpParms->lpstrDeviceType);
2009
2010 if (uDevType < MCI_DEVTYPE_FIRST ||
2011 uDevType > MCI_DEVTYPE_LAST ||
2012 !LoadStringA(iData->hWinMM32Instance, uDevType, strDevTyp, sizeof(strDevTyp))) {
2013 dwRet = MCIERR_BAD_INTEGER;
2014 goto errCleanUp;
2015 }
2016 } else {
2017 if (lpParms->lpstrDeviceType == NULL) {
2018 dwRet = MCIERR_NULL_PARAMETER_BLOCK;
2019 goto errCleanUp;
2020 }
2021 strcpy(strDevTyp, lpParms->lpstrDeviceType);
2022 }
2023 TRACE("devType='%s' !\n", strDevTyp);
2024 }
2025
2026 if (dwParam & MCI_OPEN_ELEMENT) {
2027 TRACE("lpstrElementName='%s'\n", lpParms->lpstrElementName);
2028
2029 if (dwParam & MCI_OPEN_ELEMENT_ID) {
2030 FIXME("Unsupported yet flag MCI_OPEN_ELEMENT_ID\n");
2031 dwRet = MCIERR_UNRECOGNIZED_KEYWORD;
2032 goto errCleanUp;
2033 }
2034
2035 if (!lpParms->lpstrElementName) {
2036 dwRet = MCIERR_NULL_PARAMETER_BLOCK;
2037 goto errCleanUp;
2038 }
2039
2040 /* type, if given as a parameter, supersedes file extension */
2041 if (!strDevTyp[0] &&
2042 MCI_GetDevTypeFromFileName(lpParms->lpstrElementName,
2043 strDevTyp, sizeof(strDevTyp))) {
2044 if (GetDriveTypeA(lpParms->lpstrElementName) == DRIVE_CDROM) {
2045 /* FIXME: this will not work if several CDROM drives are installed on the machine */
2046 strcpy(strDevTyp, "CDAUDIO");
2047 } else {
2048 dwRet = MCIERR_EXTENSION_NOT_FOUND;
2049 goto errCleanUp;
2050 }
2051 }
2052 }
2053
2054 if (strDevTyp[0] == 0) {
2055 FIXME("Couldn't load driver\n");
2056 dwRet = MCIERR_INVALID_DEVICE_NAME;
2057 goto errCleanUp;
2058 }
2059
2060 if (dwParam & MCI_OPEN_ALIAS) {
2061 TRACE("Alias='%s' !\n", lpParms->lpstrAlias);
2062 if (!lpParms->lpstrAlias) {
2063 dwRet = MCIERR_NULL_PARAMETER_BLOCK;
2064 goto errCleanUp;
2065 }
2066 }
2067
2068 if ((dwRet = MCI_LoadMciDriver(iData, strDevTyp, &wmd))) {
2069 goto errCleanUp;
2070 }
2071
2072 if ((dwRet = MCI_FinishOpen(wmd, lpParms, dwParam))) {
2073 TRACE("Failed to open driver (MCI_OPEN_DRIVER) [%08lx], closing\n", dwRet);
2074 /* FIXME: is dwRet the correct ret code ? */
2075 goto errCleanUp;
2076 }
2077
2078 /* only handled devices fall through */
2079 TRACE("wDevID=%04X wDeviceID=%d dwRet=%ld\n", wmd->wDeviceID, lpParms->wDeviceID, dwRet);
2080
2081 if (dwParam & MCI_NOTIFY)
2082 mciDriverNotify16(lpParms->dwCallback, wmd->wDeviceID, MCI_NOTIFY_SUCCESSFUL);
2083
2084 return 0;
2085 errCleanUp:
2086 MCI_UnLoadMciDriver(iData, wmd);
2087
2088 if (dwParam & MCI_NOTIFY)
2089 mciDriverNotify16(lpParms->dwCallback, 0, MCI_NOTIFY_FAILURE);
2090 return dwRet;
2091 }
2092
2093 /**************************************************************************
2094 * MCI_Close [internal]
2095 */
2096 static DWORD MCI_Close(UINT16 wDevID, DWORD dwParam, LPMCI_GENERIC_PARMS lpParms)
2097 {
2098 DWORD dwRet;
2099 LPWINE_MCIDRIVER wmd;
2100 LPWINE_MM_IDATA iData;
2101
2102 TRACE("(%04x, %08lX, %p)\n", wDevID, dwParam, lpParms);
2103
2104 if (!(iData = MULTIMEDIA_GetIData()))
2105 return MCIERR_INTERNAL;
2106
2107 if (wDevID == MCI_ALL_DEVICE_ID) {
2108 LPWINE_MCIDRIVER next;
2109
2110 EnterCriticalSection(&iData->cs);
2111 /* FIXME: shall I notify once after all is done, or for
2112 * each of the open drivers ? if the latest, which notif
2113 * to return when only one fails ?
2114 */
2115 for (wmd = iData->lpMciDrv; wmd; ) {
2116 next = wmd->lpNext;
2117 MCI_Close(wmd->wDeviceID, dwParam, lpParms);
2118 wmd = next;
2119 }
2120 LeaveCriticalSection(&iData->cs);
2121 return 0;
2122 }
2123
2124 if (!(wmd = MCI_GetDriver(wDevID))) {
2125 return MCIERR_INVALID_DEVICE_ID;
2126 }
2127
2128 dwRet = MCI_SendCommandFrom32(wDevID, MCI_CLOSE_DRIVER, dwParam, (DWORD)lpParms);
2129
2130 MCI_UnLoadMciDriver(iData, wmd);
2131
2132 if (dwParam & MCI_NOTIFY)
2133 mciDriverNotify16(lpParms->dwCallback, wDevID,
2134 (dwRet == 0) ? MCI_NOTIFY_SUCCESSFUL : MCI_NOTIFY_FAILURE);
2135
2136 return dwRet;
2137 }
2138
2139 /**************************************************************************
2140 * MCI_WriteString [internal]
2141 */
2142 DWORD MCI_WriteString(LPSTR lpDstStr, DWORD dstSize, LPCSTR lpSrcStr)
2143 {
2144 DWORD ret = 0;
2145
2146 if (lpSrcStr) {
2147 if (dstSize <= strlen(lpSrcStr)) {
2148 lstrcpynA(lpDstStr, lpSrcStr, dstSize - 1);
2149 ret = MCIERR_PARAM_OVERFLOW;
2150 } else {
2151 strcpy(lpDstStr, lpSrcStr);
2152 }
2153 } else {
2154 *lpDstStr = 0;
2155 }
2156 return ret;
2157 }
2158
2159 /**************************************************************************
2160 * MCI_Sysinfo [internal]
2161 */
2162 static DWORD MCI_SysInfo(UINT uDevID, DWORD dwFlags, LPMCI_SYSINFO_PARMSA lpParms)
2163 {
2164 DWORD ret = MCIERR_INVALID_DEVICE_ID;
2165 LPWINE_MCIDRIVER wmd;
2166 LPWINE_MM_IDATA iData;
2167
2168 if (lpParms == NULL) return MCIERR_NULL_PARAMETER_BLOCK;
2169 if (!(iData = MULTIMEDIA_GetIData())) return MCIERR_INTERNAL;
2170
2171 TRACE("(%08x, %08lX, %08lX[num=%ld, wDevTyp=%u])\n",
2172 uDevID, dwFlags, (DWORD)lpParms, lpParms->dwNumber, lpParms->wDeviceType);
2173
2174 switch (dwFlags & ~MCI_SYSINFO_OPEN) {
2175 case MCI_SYSINFO_QUANTITY:
2176 {
2177 DWORD cnt = 0;
2178
2179 if (lpParms->wDeviceType < MCI_DEVTYPE_FIRST ||
2180 lpParms->wDeviceType > MCI_DEVTYPE_LAST) {
2181 if (dwFlags & MCI_SYSINFO_OPEN) {
2182 TRACE("MCI_SYSINFO_QUANTITY: # of open MCI drivers\n");
2183 EnterCriticalSection(&iData->cs);
2184 for (wmd = iData->lpMciDrv; wmd; wmd = wmd->lpNext) {
2185 cnt++;
2186 }
2187 LeaveCriticalSection(&iData->cs);
2188 } else {
2189 TRACE("MCI_SYSINFO_QUANTITY: # of installed MCI drivers\n");
2190 cnt = MCI_InstalledCount;
2191 }
2192 } else {
2193 if (dwFlags & MCI_SYSINFO_OPEN) {
2194 TRACE("MCI_SYSINFO_QUANTITY: # of open MCI drivers of type %u\n",
2195 lpParms->wDeviceType);
2196 EnterCriticalSection(&iData->cs);
2197 for (wmd = iData->lpMciDrv; wmd; wmd = wmd->lpNext) {
2198 if (wmd->wType == lpParms->wDeviceType)
2199 cnt++;
2200 }
2201 LeaveCriticalSection(&iData->cs);
2202 } else {
2203 TRACE("MCI_SYSINFO_QUANTITY: # of installed MCI drivers of type %u\n",
2204 lpParms->wDeviceType);
2205 FIXME("Don't know how to get # of MCI devices of a given type\n");
2206 cnt = 1;
2207 }
2208 }
2209 *(DWORD*)lpParms->lpstrReturn = cnt;
2210 }
2211 TRACE("(%ld) => '%ld'\n", lpParms->dwNumber, *(DWORD*)lpParms->lpstrReturn);
2212 ret = MCI_INTEGER_RETURNED;
2213 break;
2214 case MCI_SYSINFO_INSTALLNAME:
2215 TRACE("MCI_SYSINFO_INSTALLNAME \n");
2216 if ((wmd = MCI_GetDriver(uDevID))) {
2217 ret = MCI_WriteString(lpParms->lpstrReturn, lpParms->dwRetSize,
2218 wmd->lpstrDeviceType);
2219 } else {
2220 *lpParms->lpstrReturn = 0;
2221 ret = MCIERR_INVALID_DEVICE_ID;
2222 }
2223 TRACE("(%ld) => '%s'\n", lpParms->dwNumber, lpParms->lpstrReturn);
2224 break;
2225 case MCI_SYSINFO_NAME:
2226 TRACE("MCI_SYSINFO_NAME\n");
2227 if (dwFlags & MCI_SYSINFO_OPEN) {
2228 FIXME("Don't handle MCI_SYSINFO_NAME|MCI_SYSINFO_OPEN (yet)\n");
2229 ret = MCIERR_UNRECOGNIZED_COMMAND;
2230 } else if (lpParms->dwNumber > MCI_InstalledCount) {
2231 ret = MCIERR_OUTOFRANGE;
2232 } else {
2233 DWORD count = lpParms->dwNumber;
2234 LPSTR ptr = MCI_lpInstallNames;
2235
2236 while (--count > 0) ptr += strlen(ptr) + 1;
2237 ret = MCI_WriteString(lpParms->lpstrReturn, lpParms->dwRetSize, ptr);
2238 }
2239 TRACE("(%ld) => '%s'\n", lpParms->dwNumber, lpParms->lpstrReturn);
2240 break;
2241 default:
2242 TRACE("Unsupported flag value=%08lx\n", dwFlags);
2243 ret = MCIERR_UNRECOGNIZED_COMMAND;
2244 }
2245 return ret;
2246 }
2247
2248 /**************************************************************************
2249 * MCI_Break [internal]
2250 */
2251 static DWORD MCI_Break(UINT wDevID, DWORD dwFlags, LPMCI_BREAK_PARMS lpParms)
2252 {
2253 DWORD dwRet = 0;
2254
2255 if (lpParms == NULL) return MCIERR_NULL_PARAMETER_BLOCK;
2256
2257 if (dwFlags & MCI_NOTIFY)
2258 mciDriverNotify16(lpParms->dwCallback, wDevID,
2259 (dwRet == 0) ? MCI_NOTIFY_SUCCESSFUL : MCI_NOTIFY_FAILURE);
2260
2261 return dwRet;
2262 }
2263
2264 /**************************************************************************
2265 * MCI_SendCommand [internal]
2266 */
2267 DWORD MCI_SendCommand(UINT wDevID, UINT16 wMsg, DWORD dwParam1,
2268 DWORD dwParam2, BOOL bFrom32)
2269 {
2270 DWORD dwRet = MCIERR_UNRECOGNIZED_COMMAND;
2271
2272 switch (wMsg) {
2273 case MCI_OPEN:
2274 if (bFrom32) {
2275 dwRet = MCI_Open(dwParam1, (LPMCI_OPEN_PARMSA)dwParam2);
2276 } else {
2277 switch (MCI_MapMsg16To32A(0, wMsg, &dwParam2)) {
2278 case MCI_MAP_OK:
2279 case MCI_MAP_OKMEM:
2280 dwRet = MCI_Open(dwParam1, (LPMCI_OPEN_PARMSA)dwParam2);
2281 MCI_UnMapMsg16To32A(0, wMsg, dwParam2);
2282 break;
2283 default: break; /* so that gcc does not bark */
2284 }
2285 }
2286 break;
2287 case MCI_CLOSE:
2288 if (bFrom32) {
2289 dwRet = MCI_Close(wDevID, dwParam1, (LPMCI_GENERIC_PARMS)dwParam2);
2290 } else {
2291 switch (MCI_MapMsg16To32A(0, wMsg, &dwParam2)) {
2292 case MCI_MAP_OK:
2293 case MCI_MAP_OKMEM:
2294 dwRet = MCI_Close(wDevID, dwParam1, (LPMCI_GENERIC_PARMS)dwParam2);
2295 MCI_UnMapMsg16To32A(0, wMsg, dwParam2);
2296 break;
2297 default: break; /* so that gcc does not bark */
2298 }
2299 }
2300 break;
2301 case MCI_SYSINFO:
2302 if (bFrom32) {
2303 dwRet = MCI_SysInfo(wDevID, dwParam1, (LPMCI_SYSINFO_PARMSA)dwParam2);
2304 } else {
2305 switch (MCI_MapMsg16To32A(0, wDevID, &dwParam2)) {
2306 case MCI_MAP_OK:
2307 case MCI_MAP_OKMEM:
2308 dwRet = MCI_SysInfo(wDevID, dwParam1, (LPMCI_SYSINFO_PARMSA)dwParam2);
2309 MCI_UnMapMsg16To32A(0, wDevID, dwParam2);
2310 break;
2311 default: break; /* so that gcc doesnot bark */
2312 }
2313 }
2314 break;
2315 case MCI_BREAK:
2316 if (bFrom32) {
2317 dwRet = MCI_Break(wDevID, dwParam1, (LPMCI_BREAK_PARMS)dwParam2);
2318 } else {
2319 switch (MCI_MapMsg16To32A(0, wDevID, &dwParam2)) {
2320 case MCI_MAP_OK:
2321 case MCI_MAP_OKMEM:
2322 dwRet = MCI_Break(wDevID, dwParam1, (LPMCI_BREAK_PARMS)dwParam2);
2323 MCI_UnMapMsg16To32A(0, wDevID, dwParam2);
2324 break;
2325 default: break; /* so that gcc does not bark */
2326 }
2327 }
2328 break;
2329 case MCI_SOUND:
2330 /* FIXME: it seems that MCI_SOUND needs the same handling as MCI_BREAK
2331 * but I couldn't get any doc on this MCI message
2332 */
2333 break;
2334 default:
2335 if (wDevID == MCI_ALL_DEVICE_ID) {
2336 FIXME("unhandled MCI_ALL_DEVICE_ID\n");
2337 dwRet = MCIERR_CANNOT_USE_ALL;
2338 } else {
2339 dwRet = (bFrom32) ?
2340 MCI_SendCommandFrom32(wDevID, wMsg, dwParam1, dwParam2) :
2341 MCI_SendCommandFrom16(wDevID, wMsg, dwParam1, dwParam2);
2342 }
2343 break;
2344 }
2345 return dwRet;
2346 }
2347
2348 /* FIXME: should be using the new mmThreadXXXX functions from WINMM
2349 * instead of those
2350 * it would require to add a wine internal flag to mmThreadCreate
2351 * in order to pass a 32 bit function instead of a 16 bit
2352 */
2353
2354 struct SCA {
2355 UINT wDevID;
2356 UINT wMsg;
2357 DWORD dwParam1;
2358 DWORD dwParam2;
2359 BOOL allocatedCopy;
2360 };
2361
2362 DWORD WINAPI mciSendCommandA(UINT wDevID, UINT wMsg, DWORD dwParam1, DWORD dwParam2);
2363
2364 /**************************************************************************
2365 * MCI_SCAStarter [internal]
2366 */
2367 static DWORD CALLBACK MCI_SCAStarter(LPVOID arg)
2368 {
2369 struct SCA* sca = (struct SCA*)arg;
2370 DWORD ret;
2371
2372 TRACE("In thread before async command (%08x,%s,%08lx,%08lx)\n",
2373 sca->wDevID, MCI_MessageToString(sca->wMsg), sca->dwParam1, sca->dwParam2);
2374 ret = mciSendCommandA(sca->wDevID, sca->wMsg, sca->dwParam1 | MCI_WAIT, sca->dwParam2);
2375 TRACE("In thread after async command (%08x,%s,%08lx,%08lx)\n",
2376 sca->wDevID, MCI_MessageToString(sca->wMsg), sca->dwParam1, sca->dwParam2);
2377 if (sca->allocatedCopy)
2378 HeapFree(GetProcessHeap(), 0, (LPVOID)sca->dwParam2);
2379 HeapFree(GetProcessHeap(), 0, sca);
2380 ExitThread(ret);
2381 WARN("Should not happen ? what's wrong \n");
2382 /* should not go after this point */
2383 return ret;
2384 }
2385
2386 /**************************************************************************
2387 * MCI_SendCommandAsync [internal]
2388 */
2389 DWORD MCI_SendCommandAsync(UINT wDevID, UINT wMsg, DWORD dwParam1,
2390 DWORD dwParam2, UINT size)
2391 {
2392 struct SCA* sca = HeapAlloc(GetProcessHeap(), 0, sizeof(struct SCA));
2393
2394 if (sca == 0)
2395 return MCIERR_OUT_OF_MEMORY;
2396
2397 sca->wDevID = wDevID;
2398 sca->wMsg = wMsg;
2399 sca->dwParam1 = dwParam1;
2400
2401 if (size) {
2402 sca->dwParam2 = (DWORD)HeapAlloc(GetProcessHeap(), 0, size);
2403 if (sca->dwParam2 == 0) {
2404 HeapFree(GetProcessHeap(), 0, sca);
2405 return MCIERR_OUT_OF_MEMORY;
2406 }
2407 sca->allocatedCopy = TRUE;
2408 /* copy structure passed by program in dwParam2 to be sure
2409 * we can still use it whatever the program does
2410 */
2411 memcpy((LPVOID)sca->dwParam2, (LPVOID)dwParam2, size);
2412 } else {
2413 sca->dwParam2 = dwParam2;
2414 sca->allocatedCopy = FALSE;
2415 }
2416
2417 if (CreateThread(NULL, 0, MCI_SCAStarter, sca, 0, NULL) == 0) {
2418 WARN("Couldn't allocate thread for async command handling, sending synchonously\n");
2419 return MCI_SCAStarter(&sca);
2420 }
2421 return 0;
2422 }
2423
2424 /**************************************************************************
2425 * MCI_CleanUp [internal]
2426 *
2427 * Some MCI commands need to be cleaned-up (when not called from
2428 * mciSendString), because MCI drivers return extra information for string
2429 * transformation. This function gets rid of them.
2430 */
2431 LRESULT MCI_CleanUp(LRESULT dwRet, UINT wMsg, DWORD dwParam2, BOOL bIs32)
2432 {
2433 if (LOWORD(dwRet))
2434 return LOWORD(dwRet);
2435
2436 switch (wMsg) {
2437 case MCI_GETDEVCAPS:
2438 switch (dwRet & 0xFFFF0000ul) {
2439 case 0:
2440 case MCI_COLONIZED3_RETURN:
2441 case MCI_COLONIZED4_RETURN:
2442 case MCI_INTEGER_RETURNED:
2443 /* nothing to do */
2444 break;
2445 case MCI_RESOURCE_RETURNED:
2446 case MCI_RESOURCE_RETURNED|MCI_RESOURCE_DRIVER:
2447 {
2448 LPMCI_GETDEVCAPS_PARMS lmgp;
2449
2450 lmgp = (LPMCI_GETDEVCAPS_PARMS)(bIs32 ? (void*)dwParam2 : PTR_SEG_TO_LIN(dwParam2));
2451 TRACE("Changing %08lx to %08lx\n", lmgp->dwReturn, (DWORD)LOWORD(lmgp->dwReturn));
2452 lmgp->dwReturn = LOWORD(lmgp->dwReturn);
2453 }
2454 break;
2455 default:
2456 FIXME("Unsupported value for hiword (%04x) returned by DriverProc(%s)\n",
2457 HIWORD(dwRet), MCI_MessageToString(wMsg));
2458 }
2459 break;
2460 case MCI_STATUS:
2461 switch (dwRet & 0xFFFF0000ul) {
2462 case 0:
2463 case MCI_COLONIZED3_RETURN:
2464 case MCI_COLONIZED4_RETURN:
2465 case MCI_INTEGER_RETURNED:
2466 /* nothing to do */
2467 break;
2468 case MCI_RESOURCE_RETURNED:
2469 case MCI_RESOURCE_RETURNED|MCI_RESOURCE_DRIVER:
2470 {
2471 LPMCI_STATUS_PARMS lsp;
2472
2473 lsp = (LPMCI_STATUS_PARMS)(bIs32 ? (void*)dwParam2 : PTR_SEG_TO_LIN(dwParam2));
2474 TRACE("Changing %08lx to %08lx\n", lsp->dwReturn, (DWORD)LOWORD(lsp->dwReturn));
2475 lsp->dwReturn = LOWORD(lsp->dwReturn);
2476 }
2477 break;
2478 default:
2479 FIXME("Unsupported value for hiword (%04x) returned by DriverProc(%s)\n",
2480 HIWORD(dwRet), MCI_MessageToString(wMsg));
2481 }
2482 break;
2483 case MCI_SYSINFO:
2484 switch (dwRet & 0xFFFF0000ul) {
2485 case 0:
2486 case MCI_INTEGER_RETURNED:
2487 /* nothing to do */
2488 break;
2489 default:
2490 FIXME("Unsupported value for hiword (%04x)\n", HIWORD(dwRet));
2491 }
2492 break;
2493 default:
2494 if (HIWORD(dwRet)) {
2495 FIXME("Got non null hiword for dwRet=0x%08lx for command %s\n",
2496 dwRet, MCI_MessageToString(wMsg));
2497 }
2498 break;
2499 }
2500 return LOWORD(dwRet);
2501 }
2502
2503 /**************************************************************************
2504 * MULTIMEDIA_MciInit [internal]
2505 *
2506 * Initializes the MCI internal variables.
2507 *
2508 */
2509 BOOL MULTIMEDIA_MciInit(void)
2510 {
2511 LPSTR ptr1, ptr2;
2512
2513 MCI_InstalledCount = 0;
2514 ptr1 = MCI_lpInstallNames = HeapAlloc(SystemHeap, 0, 2048);
2515
2516 if (!MCI_lpInstallNames)
2517 return FALSE;
2518
2519 /* FIXME: should do also some registry diving here ? */
2520 if (PROFILE_GetWineIniString("options", "mci", "", MCI_lpInstallNames, 2048) > 0) {
2521 TRACE("Wine => '%s' \n", ptr1);
2522 while ((ptr2 = strchr(ptr1, ':')) != 0) {
2523 *ptr2++ = 0;
2524 TRACE("---> '%s' \n", ptr1);
2525 MCI_InstalledCount++;
2526 ptr1 = ptr2;
2527 }
2528 MCI_InstalledCount++;
2529 TRACE("---> '%s' \n", ptr1);
2530 ptr1 += strlen(ptr1) + 1;
2531 } else {
2532 GetPrivateProfileStringA("mci", NULL, "", MCI_lpInstallNames, 2048, "SYSTEM.INI");
2533 while (strlen(ptr1) > 0) {
2534 TRACE("---> '%s' \n", ptr1);
2535 ptr1 += strlen(ptr1) + 1;
2536 MCI_InstalledCount++;
2537 }
2538 }
2539 return TRUE;
2540 }
2541
Windows API implementation