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[wine.git] / multimedia / mci.c
bloba0e8e09d97537bb5189e943eb1c44889860a380a
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 "winemm.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 for (wmd = iData->lpMciDrvs; wmd; wmd = wmd->lpNext) {
42 if (wmd->wDeviceID == wDevID)
43 break;
44 }
45 LeaveCriticalSection(&iData->cs);
46 return wmd;
47 }
48
49 /**************************************************************************
50 * MCI_GetDriverFromString [internal]
51 */
52 UINT MCI_GetDriverFromString(LPCSTR lpstrName)
53 {
54 LPWINE_MCIDRIVER wmd;
55 LPWINE_MM_IDATA iData = MULTIMEDIA_GetIData();
56 UINT ret = 0;
57
58 if (!lpstrName)
59 return 0;
60
61 if (!lstrcmpiA(lpstrName, "ALL"))
62 return MCI_ALL_DEVICE_ID;
63
64 EnterCriticalSection(&iData->cs);
65 for (wmd = iData->lpMciDrvs; wmd; wmd = wmd->lpNext) {
66 if (wmd->lpstrElementName && strcmp(wmd->lpstrElementName, lpstrName) == 0) {
67 ret = wmd->wDeviceID;
68 break;
69 }
70
71 if (wmd->lpstrDeviceType && strcmp(wmd->lpstrDeviceType, lpstrName) == 0) {
72 ret = wmd->wDeviceID;
73 break;
74 }
75
76 if (wmd->lpstrAlias && strcmp(wmd->lpstrAlias, lpstrName) == 0) {
77 ret = wmd->wDeviceID;
78 break;
79 }
80 }
81 LeaveCriticalSection(&iData->cs);
82
83 return ret;
84 }
85
86 /**************************************************************************
87 * MCI_MessageToString [internal]
88 */
89 const char* MCI_MessageToString(UINT16 wMsg)
90 {
91 static char buffer[100];
92
93 #define CASE(s) case (s): return #s
94
95 switch (wMsg) {
96 CASE(MCI_BREAK);
97 CASE(MCI_CLOSE);
98 CASE(MCI_CLOSE_DRIVER);
99 CASE(MCI_COPY);
100 CASE(MCI_CUE);
101 CASE(MCI_CUT);
102 CASE(MCI_DELETE);
103 CASE(MCI_ESCAPE);
104 CASE(MCI_FREEZE);
105 CASE(MCI_PAUSE);
106 CASE(MCI_PLAY);
107 CASE(MCI_GETDEVCAPS);
108 CASE(MCI_INFO);
109 CASE(MCI_LOAD);
110 CASE(MCI_OPEN);
111 CASE(MCI_OPEN_DRIVER);
112 CASE(MCI_PASTE);
113 CASE(MCI_PUT);
114 CASE(MCI_REALIZE);
115 CASE(MCI_RECORD);
116 CASE(MCI_RESUME);
117 CASE(MCI_SAVE);
118 CASE(MCI_SEEK);
119 CASE(MCI_SET);
120 CASE(MCI_SPIN);
121 CASE(MCI_STATUS);
122 CASE(MCI_STEP);
123 CASE(MCI_STOP);
124 CASE(MCI_SYSINFO);
125 CASE(MCI_UNFREEZE);
126 CASE(MCI_UPDATE);
127 CASE(MCI_WHERE);
128 CASE(MCI_WINDOW);
129 /* constants for digital video */
130 CASE(MCI_CAPTURE);
131 CASE(MCI_MONITOR);
132 CASE(MCI_RESERVE);
133 CASE(MCI_SETAUDIO);
134 CASE(MCI_SIGNAL);
135 CASE(MCI_SETVIDEO);
136 CASE(MCI_QUALITY);
137 CASE(MCI_LIST);
138 CASE(MCI_UNDO);
139 CASE(MCI_CONFIGURE);
140 CASE(MCI_RESTORE);
141 #undef CASE
142 default:
143 sprintf(buffer, "MCI_<<%04X>>", wMsg);
144 return buffer;
145 }
146 }
147
148 /**************************************************************************
149 * MCI_GetDevTypeFromFileName [internal]
150 */
151 static DWORD MCI_GetDevTypeFromFileName(LPCSTR fileName, LPSTR buf, UINT len)
152 {
153 LPSTR tmp;
154
155 if ((tmp = strrchr(fileName, '.'))) {
156 GetProfileStringA("mci extensions", tmp + 1, "*", buf, len);
157 if (strcmp(buf, "*") != 0) {
158 return 0;
159 }
160 TRACE("No [mci extensions] entry for '%s' found.\n", tmp);
161 }
162 return MCIERR_EXTENSION_NOT_FOUND;
163 }
164
165 #define MAX_MCICMDTABLE 20
166 #define MCI_COMMAND_TABLE_NOT_LOADED 0xFFFE
167
168 typedef struct tagWINE_MCICMDTABLE {
169 HANDLE hMem;
170 UINT uDevType;
171 LPCSTR lpTable;
172 UINT nVerbs; /* number of verbs in command table */
173 LPCSTR* aVerbs; /* array of verbs to speed up the verb look up process */
174 } WINE_MCICMDTABLE, *LPWINE_MCICMDTABLE;
175 WINE_MCICMDTABLE S_MciCmdTable[MAX_MCICMDTABLE];
176
177 /**************************************************************************
178 * MCI_IsCommandTableValid [internal]
179 */
180 static BOOL MCI_IsCommandTableValid(UINT uTbl)
181 {
182 LPCSTR lmem, str;
183 DWORD flg;
184 WORD eid;
185 int idx = 0;
186 BOOL inCst = FALSE;
187
188 TRACE("Dumping cmdTbl=%d [hMem=%08x devType=%d]\n",
189 uTbl, S_MciCmdTable[uTbl].hMem, S_MciCmdTable[uTbl].uDevType);
190
191 if (uTbl >= MAX_MCICMDTABLE || !S_MciCmdTable[uTbl].hMem || !S_MciCmdTable[uTbl].lpTable)
192 return FALSE;
193
194 lmem = S_MciCmdTable[uTbl].lpTable;
195 do {
196 do {
197 str = lmem;
198 lmem += strlen(lmem) + 1;
199 flg = *(LPDWORD)lmem;
200 eid = *(LPWORD)(lmem + sizeof(DWORD));
201 lmem += sizeof(DWORD) + sizeof(WORD);
202 idx ++;
203 /* EPP TRACE("cmd='%s' %08lx %04x\n", str, flg, eid); */
204 switch (eid) {
205 case MCI_COMMAND_HEAD: if (!*str || !flg) return FALSE; idx = 0; break; /* check unicity of str in table */
206 case MCI_STRING: if (inCst) return FALSE; break;
207 case MCI_INTEGER: if (!*str) return FALSE; break;
208 case MCI_END_COMMAND: if (*str || flg || idx == 0) return FALSE; idx = 0; break;
209 case MCI_RETURN: if (*str || idx != 1) return FALSE; break;
210 case MCI_FLAG: if (!*str) return FALSE; break;
211 case MCI_END_COMMAND_LIST: if (*str || flg) return FALSE; idx = 0; break;
212 case MCI_RECT: if (!*str || inCst) return FALSE; break;
213 case MCI_CONSTANT: if (inCst) return FALSE; inCst = TRUE; break;
214 case MCI_END_CONSTANT: if (*str || flg || !inCst) return FALSE; inCst = FALSE; break;
215 default: return FALSE;
216 }
217 } while (eid != MCI_END_COMMAND_LIST);
218 } while (eid != MCI_END_COMMAND_LIST);
219 return TRUE;
220 }
221
222 /**************************************************************************
223 * MCI_DumpCommandTable [internal]
224 */
225 static BOOL MCI_DumpCommandTable(UINT uTbl)
226 {
227 LPCSTR lmem;
228 LPCSTR str;
229 DWORD flg;
230 WORD eid;
231
232 if (!MCI_IsCommandTableValid(uTbl)) {
233 ERR("Ooops: %d is not valid\n", uTbl);
234 return FALSE;
235 }
236
237 lmem = S_MciCmdTable[uTbl].lpTable;
238 do {
239 do {
240 str = lmem;
241 lmem += strlen(lmem) + 1;
242 flg = *(LPDWORD)lmem;
243 eid = *(LPWORD)(lmem + sizeof(DWORD));
244 TRACE("cmd='%s' %08lx %04x\n", str, flg, eid);
245 lmem += sizeof(DWORD) + sizeof(WORD);
246 } while (eid != MCI_END_COMMAND && eid != MCI_END_COMMAND_LIST);
247 TRACE(" => end of command%s\n", (eid == MCI_END_COMMAND_LIST) ? " list" : "");
248 } while (eid != MCI_END_COMMAND_LIST);
249 return TRUE;
250 }
251
252 static UINT MCI_SetCommandTable(LPWINE_MM_IDATA iData, HANDLE hMem, UINT uDevType);
253
254 /**************************************************************************
255 * MCI_GetCommandTable [internal]
256 */
257 static UINT MCI_GetCommandTable(LPWINE_MM_IDATA iData, UINT uDevType)
258 {
259 UINT uTbl;
260 char buf[32];
261 LPSTR str = NULL;
262
263 /* first look up existing for existing devType */
264 for (uTbl = 0; uTbl < MAX_MCICMDTABLE; uTbl++) {
265 if (S_MciCmdTable[uTbl].hMem && S_MciCmdTable[uTbl].uDevType == uDevType)
266 return uTbl;
267 }
268
269 /* well try to load id */
270 if (uDevType >= MCI_DEVTYPE_FIRST && uDevType <= MCI_DEVTYPE_LAST) {
271 if (LoadStringA(iData->hWinMM32Instance, uDevType, buf, sizeof(buf))) {
272 str = buf;
273 }
274 } else if (uDevType == 0) {
275 str = "CORE";
276 }
277 uTbl = MCI_NO_COMMAND_TABLE;
278 if (str) {
279 HRSRC hRsrc = FindResourceA(iData->hWinMM32Instance, str, (LPCSTR)RT_RCDATAA);
280 HANDLE hMem = 0;
281
282 if (hRsrc) hMem = LoadResource(iData->hWinMM32Instance, hRsrc);
283 if (hMem) {
284 uTbl = MCI_SetCommandTable(iData, hMem, uDevType);
285 } else {
286 WARN("No command table found in resource %04x[%s]\n",
287 iData->hWinMM32Instance, str);
288 }
289 }
290 TRACE("=> %d\n", uTbl);
291 return uTbl;
292 }
293
294 /**************************************************************************
295 * MCI_SetCommandTable [internal]
296 */
297 static UINT MCI_SetCommandTable(LPWINE_MM_IDATA iData, HANDLE hMem,
298 UINT uDevType)
299 {
300 int uTbl;
301 static BOOL bInitDone = FALSE;
302
303 /* <HACK>
304 * The CORE command table must be loaded first, so that MCI_GetCommandTable()
305 * can be called with 0 as a uDevType to retrieve it.
306 * </HACK>
307 */
308 if (!bInitDone) {
309 bInitDone = TRUE;
310 for (uTbl = 0; uTbl < MAX_MCICMDTABLE; uTbl++) {
311 S_MciCmdTable[uTbl].hMem = 0;
312 }
313 MCI_GetCommandTable(iData, 0);
314 }
315
316 for (uTbl = 0; uTbl < MAX_MCICMDTABLE; uTbl++) {
317 if (S_MciCmdTable[uTbl].hMem == 0) {
318 LPCSTR lmem, str;
319 WORD eid;
320 WORD count;
321
322 S_MciCmdTable[uTbl].hMem = hMem;
323 S_MciCmdTable[uTbl].uDevType = uDevType;
324 S_MciCmdTable[uTbl].lpTable = LockResource(hMem);
325
326 if (TRACE_ON(mci)) {
327 MCI_DumpCommandTable(uTbl);
328 }
329
330 /* create the verbs table */
331 /* get # of entries */
332 lmem = S_MciCmdTable[uTbl].lpTable;
333 count = 0;
334 do {
335 lmem += strlen(lmem) + 1;
336 eid = *(LPWORD)(lmem + sizeof(DWORD));
337 lmem += sizeof(DWORD) + sizeof(WORD);
338 if (eid == MCI_COMMAND_HEAD)
339 count++;
340 } while (eid != MCI_END_COMMAND_LIST);
341
342 S_MciCmdTable[uTbl].aVerbs = HeapAlloc(SystemHeap, 0, count * sizeof(LPCSTR));
343 S_MciCmdTable[uTbl].nVerbs = count;
344
345 lmem = S_MciCmdTable[uTbl].lpTable;
346 count = 0;
347 do {
348 str = lmem;
349 lmem += strlen(lmem) + 1;
350 eid = *(LPWORD)(lmem + sizeof(DWORD));
351 lmem += sizeof(DWORD) + sizeof(WORD);
352 if (eid == MCI_COMMAND_HEAD)
353 S_MciCmdTable[uTbl].aVerbs[count++] = str;
354 } while (eid != MCI_END_COMMAND_LIST);
355 /* assert(count == S_MciCmdTable[uTbl].nVerbs); */
356 return uTbl;
357 }
358 }
359
360 return MCI_NO_COMMAND_TABLE;
361 }
362
363 /**************************************************************************
364 * MCI_DeleteCommandTable [internal]
365 */
366 static BOOL MCI_DeleteCommandTable(UINT uTbl)
367 {
368 if (uTbl >= MAX_MCICMDTABLE || !S_MciCmdTable[uTbl].hMem)
369 return FALSE;
370
371 FreeResource16(S_MciCmdTable[uTbl].hMem);
372 S_MciCmdTable[uTbl].hMem = 0;
373 if (S_MciCmdTable[uTbl].aVerbs) {
374 HeapFree(SystemHeap, 0, S_MciCmdTable[uTbl].aVerbs);
375 S_MciCmdTable[uTbl].aVerbs = 0;
376 }
377 return TRUE;
378 }
379
380 /**************************************************************************
381 * MCI_UnLoadMciDriver [internal]
382 */
383 static BOOL MCI_UnLoadMciDriver(LPWINE_MM_IDATA iData, LPWINE_MCIDRIVER wmd)
384 {
385 LPWINE_MCIDRIVER* tmp;
386
387 if (!wmd)
388 return TRUE;
389
390 if (wmd->hDrv)
391 CloseDriver(wmd->hDrv, 0, 0);
392
393 if (wmd->dwPrivate != 0)
394 WARN("Unloading mci driver with non nul dwPrivate field\n");
395
396 EnterCriticalSection(&iData->cs);
397 for (tmp = &iData->lpMciDrvs; *tmp; tmp = &(*tmp)->lpNext) {
398 if (*tmp == wmd) {
399 *tmp = wmd->lpNext;
400 break;
401 }
402 }
403 LeaveCriticalSection(&iData->cs);
404
405 HeapFree(GetProcessHeap(), 0, wmd->lpstrDeviceType);
406 HeapFree(GetProcessHeap(), 0, wmd->lpstrAlias);
407 HeapFree(GetProcessHeap(), 0, wmd->lpstrElementName);
408
409 HeapFree(GetProcessHeap(), 0, wmd);
410 return TRUE;
411 }
412
413 /**************************************************************************
414 * MCI_LoadMciDriver [internal]
415 */
416 static DWORD MCI_LoadMciDriver(LPWINE_MM_IDATA iData, LPCSTR _strDevTyp,
417 LPWINE_MCIDRIVER* lpwmd)
418 {
419 LPSTR strDevTyp = CharUpperA(HEAP_strdupA(GetProcessHeap(), 0, _strDevTyp));
420 LPWINE_MCIDRIVER wmd = HeapAlloc(GetProcessHeap(), HEAP_ZERO_MEMORY, sizeof(*wmd));
421 MCI_OPEN_DRIVER_PARMSA modp;
422 DWORD dwRet = 0;
423 HDRVR hDrv = 0;
424
425 if (!wmd || !strDevTyp) {
426 dwRet = MCIERR_OUT_OF_MEMORY;
427 goto errCleanUp;
428 }
429
430 EnterCriticalSection(&iData->cs);
431 /* wmd must be inserted in list before sending opening the driver, coz' it
432 * may want to lookup at wDevID
433 */
434 wmd->lpNext = iData->lpMciDrvs;
435 iData->lpMciDrvs = wmd;
436
437 for (modp.wDeviceID = MCI_MAGIC;
438 MCI_GetDriver(modp.wDeviceID) != 0;
439 modp.wDeviceID++);
440
441 wmd->wDeviceID = modp.wDeviceID;
442 wmd->lpfnYieldProc = MCI_DefYieldProc;
443 wmd->dwYieldData = VK_CANCEL;
444 wmd->hCreatorTask = GetCurrentTask();
445
446 LeaveCriticalSection(&iData->cs);
447
448 TRACE("wDevID=%04X \n", modp.wDeviceID);
449
450 modp.lpstrParams = NULL;
451
452 hDrv = OpenDriverA(strDevTyp, "mci", (LPARAM)&modp);
453
454 if (!hDrv) {
455 FIXME("Couldn't load driver for type %s.\n", strDevTyp);
456 dwRet = MCIERR_DEVICE_NOT_INSTALLED;
457 goto errCleanUp;
458 }
459
460 /* FIXME: should also check that module's description is of the form
461 * MODULENAME:[MCI] comment
462 */
463
464 wmd->hDrv = hDrv;
465 /* some drivers will return 0x0000FFFF, some others 0xFFFFFFFF */
466 wmd->uSpecificCmdTable = LOWORD(modp.wCustomCommandTable);
467 wmd->uTypeCmdTable = MCI_COMMAND_TABLE_NOT_LOADED;
468
469 TRACE("Loaded driver %x (%s), type is %d, cmdTable=%08x\n",
470 hDrv, strDevTyp, modp.wType, modp.wCustomCommandTable);
471
472 wmd->lpstrDeviceType = strDevTyp;
473 wmd->wType = modp.wType;
474
475 TRACE("mcidev=%d, uDevTyp=%04X wDeviceID=%04X !\n",
476 modp.wDeviceID, modp.wType, modp.wDeviceID);
477 *lpwmd = wmd;
478 return 0;
479 errCleanUp:
480 MCI_UnLoadMciDriver(iData, wmd);
481 HeapFree(GetProcessHeap(), 0, strDevTyp);
482 *lpwmd = 0;
483 return dwRet;
484 }
485
486 /**************************************************************************
487 * MCI_FinishOpen [internal]
488 */
489 static DWORD MCI_FinishOpen(LPWINE_MCIDRIVER wmd, LPMCI_OPEN_PARMSA lpParms,
490 DWORD dwParam)
491 {
492 if (dwParam & MCI_OPEN_ELEMENT)
493 wmd->lpstrElementName = HEAP_strdupA(GetProcessHeap(), 0,
494 lpParms->lpstrElementName);
495
496 if (dwParam & MCI_OPEN_ALIAS)
497 wmd->lpstrAlias = HEAP_strdupA(GetProcessHeap(), 0, lpParms->lpstrAlias);
498
499 lpParms->wDeviceID = wmd->wDeviceID;
500
501 return MCI_SendCommandFrom32(wmd->wDeviceID, MCI_OPEN_DRIVER, dwParam,
502 (DWORD)lpParms);
503 }
504
505 /**************************************************************************
506 * MCI_FindCommand [internal]
507 */
508 static LPCSTR MCI_FindCommand(UINT uTbl, LPCSTR verb)
509 {
510 UINT idx;
511
512 if (uTbl >= MAX_MCICMDTABLE || S_MciCmdTable[uTbl].hMem == 0)
513 return NULL;
514
515 /* another improvement would be to have the aVerbs array sorted,
516 * so that we could use a dichotomic search on it, rather than this dumb
517 * array look up
518 */
519 for (idx = 0; idx < S_MciCmdTable[uTbl].nVerbs; idx++) {
520 if (strcmp(S_MciCmdTable[uTbl].aVerbs[idx], verb) == 0)
521 return S_MciCmdTable[uTbl].aVerbs[idx];
522 }
523
524 return NULL;
525 }
526
527 /**************************************************************************
528 * MCI_GetReturnType [internal]
529 */
530 static DWORD MCI_GetReturnType(LPCSTR lpCmd)
531 {
532 lpCmd += strlen(lpCmd) + 1 + sizeof(DWORD) + sizeof(WORD);
533 if (*lpCmd == '\0' && *(LPWORD)(lpCmd + 1 + sizeof(DWORD)) == MCI_RETURN) {
534 return *(LPDWORD)(lpCmd + 1);
535 }
536 return 0L;
537 }
538
539 /**************************************************************************
540 * MCI_GetMessage [internal]
541 */
542 static WORD MCI_GetMessage(LPCSTR lpCmd)
543 {
544 return (WORD)*(LPDWORD)(lpCmd + strlen(lpCmd) + 1);
545 }
546
547 /**************************************************************************
548 * MCI_GetDWord [internal]
549 */
550 static BOOL MCI_GetDWord(LPDWORD data, LPSTR* ptr)
551 {
552 DWORD val;
553 LPSTR ret;
554
555 val = strtoul(*ptr, &ret, 0);
556
557 switch (*ret) {
558 case '\0': break;
559 case ' ': ret++; break;
560 default: return FALSE;
561 }
562
563 *data |= val;
564 *ptr = ret;
565 return TRUE;
566 }
567
568 /**************************************************************************
569 * MCI_GetString [internal]
570 */
571 static DWORD MCI_GetString(LPSTR* str, LPSTR* args)
572 {
573 LPSTR ptr = *args;
574
575 /* see if we have a quoted string */
576 if (*ptr == '"') {
577 ptr = strchr(*str = ptr + 1, '"');
578 if (!ptr) return MCIERR_NO_CLOSING_QUOTE;
579 /* FIXME: shall we escape \" from string ?? */
580 if (ptr[-1] == '\\') TRACE("Ooops: un-escaped \"\n");
581 *ptr++ = '\0'; /* remove trailing " */
582 if (*ptr != ' ' && *ptr != '\0') return MCIERR_EXTRA_CHARACTERS;
583 *ptr++ = '\0';
584 } else {
585 ptr = strchr(ptr, ' ');
586
587 if (ptr) {
588 *ptr++ = '\0';
589 } else {
590 ptr = *args + strlen(*args);
591 }
592 *str = *args;
593 }
594
595 *args = ptr;
596 return 0;
597 }
598
599 #define MCI_DATA_SIZE 16
600
601 /**************************************************************************
602 * MCI_ParseOptArgs [internal]
603 */
604 static DWORD MCI_ParseOptArgs(LPDWORD data, int _offset, LPCSTR lpCmd,
605 LPSTR args, LPDWORD dwFlags)
606 {
607 int len, offset;
608 LPCSTR lmem, str;
609 DWORD dwRet, flg, cflg = 0;
610 WORD eid;
611 BOOL inCst, found;
612
613 /* loop on arguments */
614 while (*args) {
615 lmem = lpCmd;
616 found = inCst = FALSE;
617 offset = _offset;
618 TRACE("args='%s' offset=%d\n", args, offset);
619
620 do { /* loop on options for command table for the requested verb */
621 str = lmem;
622 lmem += (len = strlen(lmem)) + 1;
623 flg = *(LPDWORD)lmem;
624 eid = *(LPWORD)(lmem + sizeof(DWORD));
625 lmem += sizeof(DWORD) + sizeof(WORD);
626 /* EPP TRACE("\tcmd='%s' inCst=%s\n", str, inCst ? "Y" : "N"); */
627
628 switch (eid) {
629 case MCI_CONSTANT:
630 inCst = TRUE; cflg = flg; break;
631 case MCI_END_CONSTANT:
632 /* there may be additional integral values after flag in constant */
633 if (inCst && MCI_GetDWord(&(data[offset]), &args)) {
634 *dwFlags |= cflg;
635 }
636 inCst = FALSE; cflg = 0;
637 break;
638 }
639
640 if (strncasecmp(args, str, len) == 0 &&
641 (args[len] == 0 || args[len] == ' ')) {
642 /* store good values into data[] */
643 args += len;
644 if (*args == ' ') args++;
645 found = TRUE;
646
647 switch (eid) {
648 case MCI_COMMAND_HEAD:
649 case MCI_RETURN:
650 case MCI_END_COMMAND:
651 case MCI_END_COMMAND_LIST:
652 case MCI_CONSTANT: /* done above */
653 case MCI_END_CONSTANT: /* done above */
654 break;
655 case MCI_FLAG:
656 *dwFlags |= flg;
657 break;
658 case MCI_INTEGER:
659 if (inCst) {
660 data[offset] |= flg;
661 *dwFlags |= cflg;
662 inCst = FALSE;
663 } else {
664 *dwFlags |= flg;
665 if (!MCI_GetDWord(&(data[offset]), &args)) {
666 return MCIERR_BAD_INTEGER;
667 }
668 }
669 break;
670 case MCI_RECT:
671 /* store rect in data (offset...offset+3) */
672 *dwFlags |= flg;
673 if (!MCI_GetDWord(&(data[offset+0]), &args) ||
674 !MCI_GetDWord(&(data[offset+1]), &args) ||
675 !MCI_GetDWord(&(data[offset+2]), &args) ||
676 !MCI_GetDWord(&(data[offset+3]), &args)) {
677 ERR("Bad rect '%s'\n", args);
678 return MCIERR_BAD_INTEGER;
679 }
680 break;
681 case MCI_STRING:
682 *dwFlags |= flg;
683 if ((dwRet = MCI_GetString((LPSTR*)&data[offset], &args)))
684 return dwRet;
685 break;
686 default: ERR("oops");
687 }
688 /* exit inside while loop */
689 eid = MCI_END_COMMAND;
690 } else {
691 /* have offset incremented if needed */
692 switch (eid) {
693 case MCI_COMMAND_HEAD:
694 case MCI_RETURN:
695 case MCI_END_COMMAND:
696 case MCI_END_COMMAND_LIST:
697 case MCI_CONSTANT:
698 case MCI_FLAG: break;
699 case MCI_INTEGER: if (!inCst) offset++; break;
700 case MCI_END_CONSTANT:
701 case MCI_STRING: offset++; break;
702 case MCI_RECT: offset += 4; break;
703 default: ERR("oops");
704 }
705 }
706 } while (eid != MCI_END_COMMAND);
707 if (!found) {
708 TRACE("Optarg '%s' not found\n", args);
709 return MCIERR_UNRECOGNIZED_COMMAND;
710 }
711 if (offset == MCI_DATA_SIZE) {
712 ERR("Internal data[] buffer overflow\n");
713 return MCIERR_PARSER_INTERNAL;
714 }
715 }
716 return 0;
717 }
718
719 /**************************************************************************
720 * MCI_HandleReturnValues [internal]
721 */
722 static DWORD MCI_HandleReturnValues(LPWINE_MM_IDATA iData, DWORD dwRet,
723 LPWINE_MCIDRIVER wmd, LPCSTR lpCmd, LPDWORD data,
724 LPSTR lpstrRet, UINT uRetLen)
725 {
726 if (lpstrRet) {
727 switch (MCI_GetReturnType(lpCmd)) {
728 case 0: /* nothing to return */
729 break;
730 case MCI_INTEGER:
731 switch (dwRet & 0xFFFF0000ul) {
732 case 0:
733 case MCI_INTEGER_RETURNED:
734 wsnprintfA(lpstrRet, uRetLen, "%ld", data[1]);
735 break;
736 case MCI_RESOURCE_RETURNED:
737 /* return string which ID is HIWORD(data[1]),
738 * string is loaded from mmsystem.dll */
739 LoadStringA(iData->hWinMM32Instance, HIWORD(data[1]),
740 lpstrRet, uRetLen);
741 break;
742 case MCI_RESOURCE_RETURNED|MCI_RESOURCE_DRIVER:
743 /* return string which ID is HIWORD(data[1]),
744 * string is loaded from driver */
745 LoadStringA(wmd->hDrv, HIWORD(data[1]), lpstrRet, uRetLen);
746 break;
747 case MCI_COLONIZED3_RETURN:
748 wsnprintfA(lpstrRet, uRetLen, "%d:%d:%d",
749 LOBYTE(LOWORD(data[1])), HIBYTE(LOWORD(data[1])),
750 LOBYTE(HIWORD(data[1])));
751 break;
752 case MCI_COLONIZED4_RETURN:
753 wsnprintfA(lpstrRet, uRetLen, "%d:%d:%d:%d",
754 LOBYTE(LOWORD(data[1])), HIBYTE(LOWORD(data[1])),
755 LOBYTE(HIWORD(data[1])), HIBYTE(HIWORD(data[1])));
756 break;
757 default: ERR("Ooops (%04X)\n", HIWORD(dwRet));
758 }
759 break;
760 case MCI_STRING:
761 switch (dwRet & 0xFFFF0000ul) {
762 case 0:
763 /* nothing to do data[1] == lpstrRet */
764 break;
765 case MCI_INTEGER_RETURNED:
766 data[1] = *(LPDWORD)lpstrRet;
767 wsnprintfA(lpstrRet, uRetLen, "%ld", data[1]);
768 break;
769 default:
770 WARN("Oooch. MCI_STRING and HIWORD(dwRet)=%04x\n", HIWORD(dwRet));
771 break;
772 }
773 break;
774 case MCI_RECT:
775 if (dwRet & 0xFFFF0000ul)
776 WARN("Oooch. MCI_STRING and HIWORD(dwRet)=%04x\n", HIWORD(dwRet));
777 wsnprintfA(lpstrRet, uRetLen, "%ld %ld %ld %ld",
778 data[1], data[2], data[3], data[4]);
779 break;
780 default: ERR("oops\n");
781 }
782 }
783 return LOWORD(dwRet);
784 }
785
786 /**************************************************************************
787 * mciSendStringA [MMSYSTEM.702][WINMM.51]
788 */
789 DWORD WINAPI mciSendStringA(LPCSTR lpstrCommand, LPSTR lpstrRet,
790 UINT uRetLen, HWND hwndCallback)
791 {
792 LPSTR verb, dev, args;
793 LPWINE_MCIDRIVER wmd = 0;
794 DWORD dwFlags = 0, dwRet = 0;
795 int offset = 0;
796 DWORD data[MCI_DATA_SIZE];
797 LPCSTR lpCmd = 0;
798 LPWINE_MM_IDATA iData = MULTIMEDIA_GetIData();
799
800 TRACE("('%s', %p, %d, %X)\n", lpstrCommand, lpstrRet, uRetLen, hwndCallback);
801
802 /* format is <command> <device> <optargs> */
803 if (!(verb = HEAP_strdupA(GetProcessHeap(), 0, lpstrCommand)))
804 return MCIERR_OUT_OF_MEMORY;
805
806 memset(data, 0, sizeof(data));
807
808 if (!(args = strchr(verb, ' '))) {
809 dwRet = MCIERR_MISSING_DEVICE_NAME;
810 goto errCleanUp;
811 }
812 *args++ = '\0';
813 if ((dwRet = MCI_GetString(&dev, &args))) {
814 goto errCleanUp;
815 }
816
817 /* case dev == 'new' has to be handled */
818 if (!strcasecmp(dev, "new")) {
819 FIXME("'new': NIY as device name\n");
820 dwRet = MCIERR_MISSING_DEVICE_NAME;
821 goto errCleanUp;
822 }
823
824 /* otherwise, try to grab devType from open */
825 if (!strcmp(verb, "open")) {
826 LPSTR devType, tmp;
827
828 if ((devType = strchr(dev, '!')) != NULL) {
829 *devType++ = '\0';
830 tmp = devType; devType = dev; dev = tmp;
831
832 dwFlags |= MCI_OPEN_TYPE;
833 data[2] = (DWORD)devType;
834 devType = CharUpperA(HEAP_strdupA(GetProcessHeap(), 0, devType));
835 } else {
836 if ((devType = strstr(args, "type ")) != NULL) {
837 devType += 5;
838 tmp = strchr(devType, ' ');
839 if (tmp) *tmp = '\0';
840 devType = CharUpperA(HEAP_strdupA(GetProcessHeap(), 0, devType));
841 if (tmp) *tmp = ' ';
842 /* dwFlags and data[2] will be correctly set in ParseOpt loop */
843 } else {
844 char buf[32];
845 if ((dwRet = MCI_GetDevTypeFromFileName(dev, buf, sizeof(buf))))
846 goto errCleanUp;
847
848 devType = CharUpperA(HEAP_strdupA(GetProcessHeap(), 0, buf));
849 }
850 dwFlags |= MCI_OPEN_ELEMENT;
851 data[3] = (DWORD)dev;
852 }
853 dwRet = MCI_LoadMciDriver(iData, devType, &wmd);
854 HeapFree(GetProcessHeap(), 0, devType);
855 if (dwRet) {
856 MCI_UnLoadMciDriver(iData, wmd);
857 goto errCleanUp;
858 }
859 } else {
860 wmd = MCI_GetDriver(mciGetDeviceIDA(dev));
861 if (!wmd) {
862 FIXME("Oooch: couldn't find driver for '%s' in '%s'; automatic open is NIY\n",
863 dev, lpstrCommand);
864 dwRet = MCIERR_INVALID_DEVICE_ID;
865 goto errCleanUp;
866 }
867 }
868
869 /* get the verb in the different command tables */
870 /* try the device specific command table */
871 if (wmd) lpCmd = MCI_FindCommand(wmd->uSpecificCmdTable, verb);
872 /* try the type specific command table */
873 if (!lpCmd) {
874 if (wmd && wmd->uTypeCmdTable == MCI_COMMAND_TABLE_NOT_LOADED)
875 wmd->uTypeCmdTable = MCI_GetCommandTable(iData, wmd->wType);
876 if (wmd && wmd->uTypeCmdTable != MCI_NO_COMMAND_TABLE)
877 lpCmd = MCI_FindCommand(wmd->uTypeCmdTable, verb);
878 }
879 /* try core command table */
880 if (!lpCmd) lpCmd = MCI_FindCommand(MCI_GetCommandTable(iData, 0), verb);
881
882 if (!lpCmd) {
883 TRACE("Command '%s' not found!\n", verb);
884 dwRet = MCIERR_UNRECOGNIZED_COMMAND;
885 goto errCleanUp;
886 }
887
888 /* set up call back */
889 if (hwndCallback != 0) {
890 dwFlags |= MCI_NOTIFY;
891 data[0] = (DWORD)hwndCallback;
892 }
893
894 /* set return information */
895 switch (MCI_GetReturnType(lpCmd)) {
896 case 0: offset = 1; break;
897 case MCI_INTEGER: offset = 2; break;
898 case MCI_STRING: data[1] = (DWORD)lpstrRet; data[2] = uRetLen; offset = 3; break;
899 case MCI_RECT: offset = 5; break;
900 default: ERR("oops\n");
901 }
902
903 TRACE("verb='%s' on dev='%s'; offset=%d\n", verb, dev, offset);
904
905 if ((dwRet = MCI_ParseOptArgs(data, offset, lpCmd, args, &dwFlags)))
906 goto errCleanUp;
907
908 if (lpstrRet && uRetLen) *lpstrRet = '\0';
909
910 #define STR_OF(_x) (((_x)&0xFF000000)?(char*)(_x):"?")
911 TRACE("[%d, %s, %08lx, %08lx/%s %08lx/%s %08lx/%s %08lx/%s %08lx/%s %08lx/%s]\n",
912 wmd->wDeviceID, MCI_MessageToString(MCI_GetMessage(lpCmd)), dwFlags,
913 data[0], STR_OF(data[0]), data[1], STR_OF(data[1]),
914 data[2], STR_OF(data[2]), data[3], STR_OF(data[3]),
915 data[4], STR_OF(data[4]), data[5], STR_OF(data[5]));
916 #undef STR_OF
917
918 if (strcmp(verb, "open") == 0) {
919 if ((dwRet = MCI_FinishOpen(wmd, (LPMCI_OPEN_PARMSA)data, dwFlags)))
920 MCI_UnLoadMciDriver(iData, wmd);
921 /* FIXME: notification is not properly shared across two opens */
922 } else {
923 dwRet = MCI_SendCommand(wmd->wDeviceID, MCI_GetMessage(lpCmd), dwFlags, (DWORD)data, TRUE);
924 }
925 TRACE("=> 1/ %lx (%s)\n", dwRet, lpstrRet);
926 if (dwRet) goto errCleanUp;
927
928 dwRet = MCI_HandleReturnValues(iData, dwRet, wmd, lpCmd, data, lpstrRet, uRetLen);
929 TRACE("=> 2/ %lx (%s)\n", dwRet, lpstrRet);
930
931 errCleanUp:
932 HeapFree(GetProcessHeap(), 0, verb);
933 return dwRet;
934 }
935
936 /**************************************************************************
937 * mciSendStringW [WINMM.52]
938 */
939 DWORD WINAPI mciSendStringW(LPCWSTR lpwstrCommand, LPSTR lpstrRet,
940 UINT uRetLen, HWND hwndCallback)
941 {
942 LPSTR lpstrCommand;
943 UINT ret;
944
945 /* FIXME: is there something to do with lpstrReturnString ? */
946 lpstrCommand = HEAP_strdupWtoA(GetProcessHeap(), 0, lpwstrCommand);
947 ret = mciSendStringA(lpstrCommand, lpstrRet, uRetLen, hwndCallback);
948 HeapFree(GetProcessHeap(), 0, lpstrCommand);
949 return ret;
950 }
951
952 /**************************************************************************
953 * mciSendString16 [MMSYSTEM.702]
954 */
955 DWORD WINAPI mciSendString16(LPCSTR lpstrCommand, LPSTR lpstrRet,
956 UINT16 uRetLen, HWND16 hwndCallback)
957 {
958 return mciSendStringA(lpstrCommand, lpstrRet, uRetLen, hwndCallback);
959 }
960
961 /**************************************************************************
962 * mciExecute [WINMM.38]
963 */
964 DWORD WINAPI mciExecute(LPCSTR lpstrCommand)
965 {
966 char strRet[256];
967 DWORD ret;
968
969 TRACE("(%s)!\n", lpstrCommand);
970
971 ret = mciSendString16(lpstrCommand, strRet, sizeof(strRet), 0);
972 if (ret != 0) {
973 if (!mciGetErrorStringA(ret, strRet, sizeof(strRet))) {
974 sprintf(strRet, "Unknown MCI error (%ld)", ret);
975 }
976 MessageBoxA(0, strRet, "Error in mciExecute()", MB_OK);
977 }
978 /* FIXME: what shall I return ? */
979 return 0;
980 }
981
982 /**************************************************************************
983 * mciLoadCommandResource [MMSYSTEM.705]
984 */
985 UINT16 WINAPI mciLoadCommandResource16(HANDLE16 hInst, LPCSTR resname, UINT16 type)
986 {
987 HRSRC hRsrc = 0;
988 HGLOBAL hMem;
989 UINT16 ret = MCI_NO_COMMAND_TABLE;
990 LPWINE_MM_IDATA iData = MULTIMEDIA_GetIData();
991
992 TRACE("(%04x, %s, %d)!\n", hInst, resname, type);
993
994 /* if file exists "resname.mci", then load resource "resname" from it
995 * otherwise directly from driver
996 * We don't support it (who uses this feature ?), but we check anyway
997 */
998 if (!type) {
999 char buf[128];
1000 OFSTRUCT ofs;
1001
1002 strcat(strcpy(buf, resname), ".mci");
1003 if (OpenFile(buf, &ofs, OF_EXIST) != HFILE_ERROR) {
1004 FIXME("NIY: command table to be loaded from '%s'\n", ofs.szPathName);
1005 }
1006 }
1007 if (!(hRsrc = FindResourceA(hInst, resname, (LPCSTR)RT_RCDATAA))) {
1008 WARN("No command table found in resource\n");
1009 } else if ((hMem = LoadResource(hInst, hRsrc))) {
1010 ret = MCI_SetCommandTable(iData, hMem, type);
1011 } else {
1012 WARN("Couldn't load resource.\n");
1013 }
1014 TRACE("=> %04x\n", ret);
1015 return ret;
1016 }
1017
1018 /**************************************************************************
1019 * mciFreeCommandResource [MMSYSTEM.713]
1020 */
1021 BOOL16 WINAPI mciFreeCommandResource16(UINT16 uTable)
1022 {
1023 TRACE("(%04x)!\n", uTable);
1024
1025 return MCI_DeleteCommandTable(uTable);
1026 }
1027
1028 /**************************************************************************
1029 * mciLoadCommandResource [WINMM.48]
1030 *
1031 * Strangely, this function only exists as an UNICODE one.
1032 */
1033 UINT WINAPI mciLoadCommandResource(HINSTANCE hinst, LPCWSTR resNameW, UINT type)
1034 {
1035 LPSTR resNameA;
1036 UINT ret;
1037
1038 TRACE("(%04x, %s, %d)!\n", hinst, debugstr_w(resNameW), type);
1039
1040 resNameA = HEAP_strdupWtoA(GetProcessHeap(), 0, resNameW);
1041 ret = mciLoadCommandResource16(hinst, resNameA, type);
1042 HeapFree(GetProcessHeap(), 0, resNameA);
1043 return ret;
1044 }
1045
1046 /**************************************************************************
1047 * mciFreeCommandResource [WINMM.39]
1048 */
1049 BOOL WINAPI mciFreeCommandResource(UINT uTable)
1050 {
1051 TRACE("(%08x)!\n", uTable);
1052
1053 return mciFreeCommandResource16(uTable);
1054 }
1055
1056 typedef enum {
1057 MCI_MAP_NOMEM, /* ko, memory problem */
1058 MCI_MAP_MSGERROR, /* ko, unknown message */
1059 MCI_MAP_OK, /* ok, no memory allocated. to be sent to the proc. */
1060 MCI_MAP_OKMEM, /* ok, some memory allocated, need to call UnMapMsg. to be sent to the proc. */
1061 MCI_MAP_PASS /* not handled (no memory allocated) to be sent to the driver */
1062 } MCI_MapType;
1063
1064 /**************************************************************************
1065 * MCI_MapMsg16To32A [internal]
1066 */
1067 static MCI_MapType MCI_MapMsg16To32A(WORD uDevType, WORD wMsg, DWORD* lParam)
1068 {
1069 if (*lParam == 0)
1070 return MCI_MAP_OK;
1071 /* FIXME: to add also (with seg/linear modifications to do):
1072 * MCI_LIST, MCI_LOAD, MCI_QUALITY, MCI_RESERVE, MCI_RESTORE, MCI_SAVE
1073 * MCI_SETAUDIO, MCI_SETTUNER, MCI_SETVIDEO
1074 */
1075 switch (wMsg) {
1076 /* case MCI_CAPTURE */
1077 case MCI_CLOSE:
1078 case MCI_CLOSE_DRIVER:
1079 /* case MCI_CONFIGURE:*/
1080 case MCI_COPY:
1081 case MCI_CUE:
1082 case MCI_CUT:
1083 case MCI_DELETE:
1084 case MCI_FREEZE:
1085 case MCI_GETDEVCAPS:
1086 /* case MCI_INDEX: */
1087 /* case MCI_MARK: */
1088 /* case MCI_MONITOR: */
1089 case MCI_PASTE:
1090 case MCI_PAUSE:
1091 case MCI_PLAY:
1092 case MCI_PUT:
1093 case MCI_REALIZE:
1094 case MCI_RECORD:
1095 case MCI_RESUME:
1096 case MCI_SEEK:
1097 case MCI_SET:
1098 /* case MCI_SETTIMECODE:*/
1099 /* case MCI_SIGNAL:*/
1100 case MCI_SPIN:
1101 case MCI_STATUS: /* FIXME: is wrong for digital video */
1102 case MCI_STEP:
1103 case MCI_STOP:
1104 /* case MCI_UNDO: */
1105 case MCI_UNFREEZE:
1106 case MCI_UPDATE:
1107 case MCI_WHERE:
1108 *lParam = (DWORD)PTR_SEG_TO_LIN(*lParam);
1109 return MCI_MAP_OK;
1110 case MCI_WINDOW:
1111 /* in fact, I would also need the dwFlags... to see
1112 * which members of lParam are effectively used
1113 */
1114 *lParam = (DWORD)PTR_SEG_TO_LIN(*lParam);
1115 FIXME("Current mapping may be wrong\n");
1116 break;
1117 case MCI_BREAK:
1118 {
1119 LPMCI_BREAK_PARMS mbp32 = HeapAlloc(SystemHeap, 0, sizeof(MCI_BREAK_PARMS));
1120 LPMCI_BREAK_PARMS16 mbp16 = PTR_SEG_TO_LIN(*lParam);
1121
1122 if (mbp32) {
1123 mbp32->dwCallback = mbp16->dwCallback;
1124 mbp32->nVirtKey = mbp16->nVirtKey;
1125 mbp32->hwndBreak = mbp16->hwndBreak;
1126 } else {
1127 return MCI_MAP_NOMEM;
1128 }
1129 *lParam = (DWORD)mbp32;
1130 }
1131 return MCI_MAP_OKMEM;
1132 case MCI_ESCAPE:
1133 {
1134 LPMCI_VD_ESCAPE_PARMSA mvep32a = HeapAlloc(SystemHeap, 0, sizeof(MCI_VD_ESCAPE_PARMSA));
1135 LPMCI_VD_ESCAPE_PARMS16 mvep16 = PTR_SEG_TO_LIN(*lParam);
1136
1137 if (mvep32a) {
1138 mvep32a->dwCallback = mvep16->dwCallback;
1139 mvep32a->lpstrCommand = PTR_SEG_TO_LIN(mvep16->lpstrCommand);
1140 } else {
1141 return MCI_MAP_NOMEM;
1142 }
1143 *lParam = (DWORD)mvep32a;
1144 }
1145 return MCI_MAP_OKMEM;
1146 case MCI_INFO:
1147 {
1148 LPMCI_INFO_PARMSA mip32a = HeapAlloc(SystemHeap, 0, sizeof(MCI_INFO_PARMSA));
1149 LPMCI_INFO_PARMS16 mip16 = PTR_SEG_TO_LIN(*lParam);
1150
1151 /* FIXME this is wrong if device is of type
1152 * MCI_DEVTYPE_DIGITAL_VIDEO, some members are not mapped
1153 */
1154 if (mip32a) {
1155 mip32a->dwCallback = mip16->dwCallback;
1156 mip32a->lpstrReturn = PTR_SEG_TO_LIN(mip16->lpstrReturn);
1157 mip32a->dwRetSize = mip16->dwRetSize;
1158 } else {
1159 return MCI_MAP_NOMEM;
1160 }
1161 *lParam = (DWORD)mip32a;
1162 }
1163 return MCI_MAP_OKMEM;
1164 case MCI_OPEN:
1165 case MCI_OPEN_DRIVER:
1166 {
1167 LPMCI_OPEN_PARMSA mop32a = HeapAlloc(SystemHeap, 0, sizeof(LPMCI_OPEN_PARMS16) + sizeof(MCI_OPEN_PARMSA) + 2 * sizeof(DWORD));
1168 LPMCI_OPEN_PARMS16 mop16 = PTR_SEG_TO_LIN(*lParam);
1169
1170 if (mop32a) {
1171 *(LPMCI_OPEN_PARMS16*)(mop32a) = mop16;
1172 mop32a = (LPMCI_OPEN_PARMSA)((char*)mop32a + sizeof(LPMCI_OPEN_PARMS16));
1173 mop32a->dwCallback = mop16->dwCallback;
1174 mop32a->wDeviceID = mop16->wDeviceID;
1175 mop32a->lpstrDeviceType = PTR_SEG_TO_LIN(mop16->lpstrDeviceType);
1176 mop32a->lpstrElementName = PTR_SEG_TO_LIN(mop16->lpstrElementName);
1177 mop32a->lpstrAlias = PTR_SEG_TO_LIN(mop16->lpstrAlias);
1178 /* copy extended information if any...
1179 * FIXME: this may seg fault if initial structure does not contain them and
1180 * the reads after msip16 fail under LDT limits...
1181 * NOTE: this should be split in two. First pass, while calling MCI_OPEN, and
1182 * should not take care of extended parameters, and should be used by MCI_Open
1183 * to fetch uDevType. When, this is known, the mapping for sending the
1184 * MCI_OPEN_DRIVER shall be done depending on uDevType.
1185 */
1186 memcpy(mop32a + 1, mop16 + 1, 2 * sizeof(DWORD));
1187 } else {
1188 return MCI_MAP_NOMEM;
1189 }
1190 *lParam = (DWORD)mop32a;
1191 }
1192 return MCI_MAP_OKMEM;
1193 case MCI_SYSINFO:
1194 {
1195 LPMCI_SYSINFO_PARMSA msip32a = HeapAlloc(SystemHeap, 0, sizeof(MCI_SYSINFO_PARMSA));
1196 LPMCI_SYSINFO_PARMS16 msip16 = PTR_SEG_TO_LIN(*lParam);
1197
1198 if (msip32a) {
1199 msip32a->dwCallback = msip16->dwCallback;
1200 msip32a->lpstrReturn = PTR_SEG_TO_LIN(msip16->lpstrReturn);
1201 msip32a->dwRetSize = msip16->dwRetSize;
1202 msip32a->dwNumber = msip16->dwNumber;
1203 msip32a->wDeviceType = msip16->wDeviceType;
1204 } else {
1205 return MCI_MAP_NOMEM;
1206 }
1207 *lParam = (DWORD)msip32a;
1208 }
1209 return MCI_MAP_OKMEM;
1210 case DRV_LOAD:
1211 case DRV_ENABLE:
1212 case DRV_OPEN:
1213 case DRV_CLOSE:
1214 case DRV_DISABLE:
1215 case DRV_FREE:
1216 case DRV_CONFIGURE:
1217 case DRV_QUERYCONFIGURE:
1218 case DRV_INSTALL:
1219 case DRV_REMOVE:
1220 case DRV_EXITSESSION:
1221 case DRV_EXITAPPLICATION:
1222 case DRV_POWER:
1223 FIXME("This is a hack\n");
1224 return MCI_MAP_OK;
1225
1226 default:
1227 WARN("Don't know how to map msg=%s\n", MCI_MessageToString(wMsg));
1228 }
1229 return MCI_MAP_MSGERROR;
1230 }
1231
1232 /**************************************************************************
1233 * MCI_UnMapMsg16To32A [internal]
1234 */
1235 static MCI_MapType MCI_UnMapMsg16To32A(WORD uDevType, WORD wMsg, DWORD lParam)
1236 {
1237 switch (wMsg) {
1238 /* case MCI_CAPTURE */
1239 case MCI_CLOSE:
1240 case MCI_CLOSE_DRIVER:
1241 /* case MCI_CONFIGURE:*/
1242 case MCI_COPY:
1243 case MCI_CUE:
1244 case MCI_CUT:
1245 case MCI_DELETE:
1246 case MCI_FREEZE:
1247 case MCI_GETDEVCAPS:
1248 /* case MCI_INDEX: */
1249 /* case MCI_MARK: */
1250 /* case MCI_MONITOR: */
1251 case MCI_PASTE:
1252 case MCI_PAUSE:
1253 case MCI_PLAY:
1254 case MCI_PUT:
1255 case MCI_REALIZE:
1256 case MCI_RECORD:
1257 case MCI_RESUME:
1258 case MCI_SEEK:
1259 case MCI_SET:
1260 /* case MCI_SETTIMECODE:*/
1261 /* case MCI_SIGNAL:*/
1262 case MCI_SPIN:
1263 case MCI_STATUS:
1264 case MCI_STEP:
1265 case MCI_STOP:
1266 /* case MCI_UNDO: */
1267 case MCI_UNFREEZE:
1268 case MCI_UPDATE:
1269 case MCI_WHERE:
1270 return MCI_MAP_OK;
1271
1272 case MCI_WINDOW:
1273 /* FIXME ?? see Map function */
1274 return MCI_MAP_OK;
1275
1276 case MCI_BREAK:
1277 case MCI_ESCAPE:
1278 case MCI_INFO:
1279 case MCI_SYSINFO:
1280 HeapFree(SystemHeap, 0, (LPVOID)lParam);
1281 return MCI_MAP_OK;
1282 case MCI_OPEN:
1283 case MCI_OPEN_DRIVER:
1284 if (lParam) {
1285 LPMCI_OPEN_PARMSA mop32a = (LPMCI_OPEN_PARMSA)lParam;
1286 LPMCI_OPEN_PARMS16 mop16 = *(LPMCI_OPEN_PARMS16*)((char*)mop32a - sizeof(LPMCI_OPEN_PARMS16));
1287
1288 mop16->wDeviceID = mop32a->wDeviceID;
1289 if (!HeapFree(SystemHeap, 0, (LPVOID)(lParam - sizeof(LPMCI_OPEN_PARMS16))))
1290 FIXME("bad free line=%d\n", __LINE__);
1291 }
1292 return MCI_MAP_OK;
1293 case DRV_LOAD:
1294 case DRV_ENABLE:
1295 case DRV_OPEN:
1296 case DRV_CLOSE:
1297 case DRV_DISABLE:
1298 case DRV_FREE:
1299 case DRV_CONFIGURE:
1300 case DRV_QUERYCONFIGURE:
1301 case DRV_INSTALL:
1302 case DRV_REMOVE:
1303 case DRV_EXITSESSION:
1304 case DRV_EXITAPPLICATION:
1305 case DRV_POWER:
1306 FIXME("This is a hack\n");
1307 return MCI_MAP_OK;
1308 default:
1309 FIXME("Map/Unmap internal error on msg=%s\n", MCI_MessageToString(wMsg));
1310 }
1311 return MCI_MAP_MSGERROR;
1312 }
1313
1314 /*
1315 * 0000 stop
1316 * 0001 squeeze signed 4 bytes to 2 bytes *( LPINT16)D = ( INT16)*( LPINT16)S; D += 2; S += 4
1317 * 0010 squeeze unsigned 4 bytes to 2 bytes *(LPUINT16)D = (UINT16)*(LPUINT16)S; D += 2; S += 4
1318 * 0100
1319 * 0101
1320 * 0110 zero 4 bytes *(DWORD)D = 0 D += 4; S += 4
1321 * 0111 copy string *(LPSTR*)D = seg dup(*(LPSTR*)S) D += 4; S += 4
1322 * 1xxx copy xxx + 1 bytes memcpy(D, S, xxx + 1); D += xxx+1; S += xxx+1
1323 */
1324
1325 /**************************************************************************
1326 * MCI_MsgMapper32To16_Create [internal]
1327 *
1328 * Helper for MCI_MapMsg32ATo16.
1329 * Maps the 32 bit pointer (*ptr), of size bytes, to an allocated 16 bit
1330 * segmented pointer.
1331 * map contains a list of action to be performed for the mapping (see list
1332 * above)
1333 * if keep is TRUE, keeps track of in 32 bit ptr in allocated 16 bit area.
1334 */
1335 static MCI_MapType MCI_MsgMapper32To16_Create(void** ptr, int size16, DWORD map, BOOLEAN keep)
1336 {
1337 void* lp = SEGPTR_ALLOC((keep ? sizeof(void**) : 0) + size16);
1338 LPBYTE p16, p32;
1339
1340 if (!lp) {
1341 return MCI_MAP_NOMEM;
1342 }
1343 p32 = (LPBYTE)(*ptr);
1344 if (keep) {
1345 *(void**)lp = *ptr;
1346 p16 = (LPBYTE)lp + sizeof(void**);
1347 *ptr = (char*)SEGPTR_GET(lp) + sizeof(void**);
1348 } else {
1349 p16 = lp;
1350 *ptr = (void*)SEGPTR_GET(lp);
1351 }
1352
1353 if (map == 0) {
1354 memcpy(p16, p32, size16);
1355 } else {
1356 unsigned nibble;
1357 unsigned sz;
1358
1359 while (map & 0xF) {
1360 nibble = map & 0xF;
1361 if (nibble & 0x8) {
1362 sz = (nibble & 7) + 1;
1363 memcpy(p16, p32, sz);
1364 p16 += sz;
1365 p32 += sz;
1366 size16 -= sz; /* DEBUG only */
1367 } else {
1368 switch (nibble) {
1369 case 0x1: *( LPINT16)p16 = ( INT16)*( LPINT16)p32; p16 += 2; p32 += 4; size16 -= 2; break;
1370 case 0x2: *(LPUINT16)p16 = (UINT16)*(LPUINT16)p32; p16 += 2; p32 += 4; size16 -= 2; break;
1371 case 0x6: *(LPDWORD)p16 = 0; p16 += 4; p32 += 4; size16 -= 4; break;
1372 case 0x7: *(LPDWORD)p16 = SEGPTR_GET(SEGPTR_STRDUP(*(LPSTR*)p32));p16 += 4; p32 += 4; size16 -= 4; break;
1373 default: FIXME("Unknown nibble for mapping (%x)\n", nibble);
1374 }
1375 }
1376 map >>= 4;
1377 }
1378 if (size16 != 0) /* DEBUG only */
1379 FIXME("Mismatch between 16 bit struct size and map nibbles serie\n");
1380 }
1381 return MCI_MAP_OKMEM;
1382 }
1383
1384 /**************************************************************************
1385 * MCI_MsgMapper32To16_Destroy [internal]
1386 *
1387 * Helper for MCI_UnMapMsg32ATo16.
1388 */
1389 static MCI_MapType MCI_MsgMapper32To16_Destroy(void* ptr, int size16, DWORD map, BOOLEAN kept)
1390 {
1391 if (ptr) {
1392 void* msg16 = PTR_SEG_TO_LIN(ptr);
1393 void* alloc;
1394 LPBYTE p32, p16;
1395 unsigned nibble;
1396
1397 if (kept) {
1398 alloc = (char*)msg16 - sizeof(void**);
1399 p32 = *(void**)alloc;
1400 p16 = msg16;
1401
1402 if (map == 0) {
1403 memcpy(p32, p16, size16);
1404 } else {
1405 while (map & 0xF) {
1406 nibble = map & 0xF;
1407 if (nibble & 0x8) {
1408 memcpy(p32, p16, (nibble & 7) + 1);
1409 p16 += (nibble & 7) + 1;
1410 p32 += (nibble & 7) + 1;
1411 size16 -= (nibble & 7) + 1;
1412 } else {
1413 switch (nibble) {
1414 case 0x1: *( LPINT)p32 = *( LPINT16)p16; p16 += 2; p32 += 4; size16 -= 2; break;
1415 case 0x2: *(LPUINT)p32 = *(LPUINT16)p16; p16 += 2; p32 += 4; size16 -= 2; break;
1416 case 0x6: p16 += 4; p32 += 4; size16 -= 4; break;
1417 case 0x7: strcpy(*(LPSTR*)p32, PTR_SEG_TO_LIN(*(DWORD*)p16));
1418 if (!SEGPTR_FREE(PTR_SEG_TO_LIN(*(DWORD*)p16))) {
1419 FIXME("bad free line=%d\n", __LINE__);
1420 }
1421 p16 += 4; p32 += 4; size16 -= 4; break;
1422 default: FIXME("Unknown nibble for mapping (%x)\n", nibble);
1423 }
1424 }
1425 map >>= 4;
1426 }
1427 if (size16 != 0) /* DEBUG only */
1428 FIXME("Mismatch between 16 bit struct size and map nibbles serie\n");
1429 }
1430 } else {
1431 alloc = msg16;
1432 }
1433
1434 if (!SEGPTR_FREE(alloc)) {
1435 FIXME("bad free line=%d\n", __LINE__);
1436 }
1437 }
1438 return MCI_MAP_OK;
1439 }
1440
1441 /**************************************************************************
1442 * MCI_MapMsg32ATo16 [internal]
1443 *
1444 * Map a 32-A bit MCI message to a 16 bit MCI message.
1445 */
1446 static MCI_MapType MCI_MapMsg32ATo16(WORD uDevType, WORD wMsg, DWORD dwFlags, DWORD* lParam)
1447 {
1448 int size;
1449 BOOLEAN keep = FALSE;
1450 DWORD map = 0;
1451
1452 if (*lParam == 0)
1453 return MCI_MAP_OK;
1454
1455 /* FIXME: to add also (with seg/linear modifications to do):
1456 * MCI_LIST, MCI_LOAD, MCI_QUALITY, MCI_RESERVE, MCI_RESTORE, MCI_SAVE
1457 * MCI_SETAUDIO, MCI_SETTUNER, MCI_SETVIDEO
1458 */
1459 switch (wMsg) {
1460 case MCI_BREAK:
1461 size = sizeof(MCI_BREAK_PARMS);
1462 break;
1463 /* case MCI_CAPTURE */
1464 case MCI_CLOSE:
1465 case MCI_CLOSE_DRIVER:
1466 size = sizeof(MCI_GENERIC_PARMS);
1467 break;
1468 /* case MCI_CONFIGURE:*/
1469 /* case MCI_COPY: */
1470 case MCI_CUE:
1471 switch (uDevType) {
1472 case MCI_DEVTYPE_DIGITAL_VIDEO: size = sizeof(MCI_DGV_CUE_PARMS); break;
1473 case MCI_DEVTYPE_VCR: /*size = sizeof(MCI_VCR_CUE_PARMS); break;*/ FIXME("NIY vcr\n"); return MCI_MAP_NOMEM;
1474 default: size = sizeof(MCI_GENERIC_PARMS); break;
1475 }
1476 break;
1477 /* case MCI_CUT:*/
1478 case MCI_DELETE:
1479 switch (uDevType) {
1480 case MCI_DEVTYPE_DIGITAL_VIDEO: size = sizeof(MCI_DGV_DELETE_PARMS16); map = 0x0F1111FB; break;
1481 case MCI_DEVTYPE_WAVEFORM_AUDIO:size = sizeof(MCI_WAVE_DELETE_PARMS); break;
1482 default: size = sizeof(MCI_GENERIC_PARMS); break;
1483 }
1484 break;
1485 /* case MCI_ESCAPE: */
1486 case MCI_FREEZE:
1487 switch (uDevType) {
1488 case MCI_DEVTYPE_DIGITAL_VIDEO: size = sizeof(MCI_DGV_FREEZE_PARMS); map = 0x0001111B; break;
1489 case MCI_DEVTYPE_OVERLAY: size = sizeof(MCI_OVLY_RECT_PARMS); map = 0x0001111B; break;
1490 default: size = sizeof(MCI_GENERIC_PARMS); break;
1491 }
1492 break;
1493 case MCI_GETDEVCAPS:
1494 keep = TRUE;
1495 size = sizeof(MCI_GETDEVCAPS_PARMS);
1496 break;
1497 /* case MCI_INDEX: */
1498 case MCI_INFO:
1499 {
1500 LPMCI_INFO_PARMSA mip32a = (LPMCI_INFO_PARMSA)(*lParam);
1501 char* ptr;
1502 LPMCI_INFO_PARMS16 mip16;
1503
1504 switch (uDevType) {
1505 case MCI_DEVTYPE_DIGITAL_VIDEO: size = sizeof(MCI_DGV_INFO_PARMS16); break;
1506 default: size = sizeof(MCI_INFO_PARMS16); break;
1507 }
1508 ptr = SEGPTR_ALLOC(sizeof(LPMCI_INFO_PARMSA) + size);
1509
1510 if (ptr) {
1511 *(LPMCI_INFO_PARMSA*)ptr = mip32a;
1512 mip16 = (LPMCI_INFO_PARMS16)(ptr + sizeof(LPMCI_INFO_PARMSA));
1513 mip16->dwCallback = mip32a->dwCallback;
1514 mip16->lpstrReturn = (LPSTR)SEGPTR_GET(SEGPTR_ALLOC(mip32a->dwRetSize));
1515 mip16->dwRetSize = mip32a->dwRetSize;
1516 if (uDevType == MCI_DEVTYPE_DIGITAL_VIDEO) {
1517 ((LPMCI_DGV_INFO_PARMS16)mip16)->dwItem = ((LPMCI_DGV_INFO_PARMSA)mip32a)->dwItem;
1518 }
1519 } else {
1520 return MCI_MAP_NOMEM;
1521 }
1522 *lParam = (LPARAM)SEGPTR_GET(ptr) + sizeof(LPMCI_INFO_PARMSA);
1523 }
1524 return MCI_MAP_OKMEM;
1525 /* case MCI_MARK: */
1526 /* case MCI_MONITOR: */
1527 case MCI_OPEN:
1528 case MCI_OPEN_DRIVER:
1529 {
1530 LPMCI_OPEN_PARMSA mop32a = (LPMCI_OPEN_PARMSA)(*lParam);
1531 char* ptr = SEGPTR_ALLOC(sizeof(LPMCI_OPEN_PARMSA) + sizeof(MCI_OPEN_PARMS16) + 2 * sizeof(DWORD));
1532 LPMCI_OPEN_PARMS16 mop16;
1533
1534
1535 if (ptr) {
1536 *(LPMCI_OPEN_PARMSA*)(ptr) = mop32a;
1537 mop16 = (LPMCI_OPEN_PARMS16)(ptr + sizeof(LPMCI_OPEN_PARMSA));
1538 mop16->dwCallback = mop32a->dwCallback;
1539 mop16->wDeviceID = mop32a->wDeviceID;
1540 if (dwFlags & MCI_OPEN_TYPE) {
1541 if (dwFlags & MCI_OPEN_TYPE_ID) {
1542 /* dword "transparent" value */
1543 mop16->lpstrDeviceType = mop32a->lpstrDeviceType;
1544 } else {
1545 /* string */
1546 mop16->lpstrDeviceType = mop32a->lpstrDeviceType ? (LPSTR)SEGPTR_GET(SEGPTR_STRDUP(mop32a->lpstrDeviceType)) : 0;
1547 }
1548 } else {
1549 /* nuthin' */
1550 mop16->lpstrDeviceType = 0;
1551 }
1552 if (dwFlags & MCI_OPEN_ELEMENT) {
1553 if (dwFlags & MCI_OPEN_ELEMENT_ID) {
1554 mop16->lpstrElementName = mop32a->lpstrElementName;
1555 } else {
1556 mop16->lpstrElementName = mop32a->lpstrElementName ? (LPSTR)SEGPTR_GET(SEGPTR_STRDUP(mop32a->lpstrElementName)) : 0;
1557 }
1558 } else {
1559 mop16->lpstrElementName = 0;
1560 }
1561 if (dwFlags & MCI_OPEN_ALIAS) {
1562 mop16->lpstrAlias = mop32a->lpstrAlias ? (LPSTR)SEGPTR_GET(SEGPTR_STRDUP(mop32a->lpstrAlias)) : 0;
1563 } else {
1564 mop16->lpstrAlias = 0;
1565 }
1566 /* copy extended information if any...
1567 * FIXME: this may seg fault if initial structure does not contain them and
1568 * the reads after msip16 fail under LDT limits...
1569 * NOTE: this should be split in two. First pass, while calling MCI_OPEN, and
1570 * should not take care of extended parameters, and should be used by MCI_Open
1571 * to fetch uDevType. When, this is known, the mapping for sending the
1572 * MCI_OPEN_DRIVER shall be done depending on uDevType.
1573 */
1574 memcpy(mop16 + 1, mop32a + 1, 2 * sizeof(DWORD));
1575 } else {
1576 return MCI_MAP_NOMEM;
1577 }
1578 *lParam = (LPARAM)SEGPTR_GET(ptr) + sizeof(LPMCI_OPEN_PARMSA);
1579 }
1580 return MCI_MAP_OKMEM;
1581 /* case MCI_PASTE:*/
1582 case MCI_PAUSE:
1583 size = sizeof(MCI_GENERIC_PARMS);
1584 break;
1585 case MCI_PLAY:
1586 size = sizeof(MCI_PLAY_PARMS);
1587 break;
1588 case MCI_PUT:
1589 switch (uDevType) {
1590 case MCI_DEVTYPE_DIGITAL_VIDEO: size = sizeof(MCI_DGV_RECT_PARMS16); map = 0x0001111B; break;
1591 case MCI_DEVTYPE_OVERLAY: size = sizeof(MCI_OVLY_RECT_PARMS); map = 0x0001111B; break;
1592 default: size = sizeof(MCI_GENERIC_PARMS); break;
1593 }
1594 break;
1595 case MCI_REALIZE:
1596 size = sizeof(MCI_GENERIC_PARMS);
1597 break;
1598 case MCI_RECORD:
1599 switch (uDevType) {
1600 case MCI_DEVTYPE_DIGITAL_VIDEO: size = sizeof(MCI_DGV_RECORD_PARMS16); map = 0x0F1111FB; break;
1601 case MCI_DEVTYPE_VCR: /*size = sizeof(MCI_VCR_RECORD_PARMS); break;*/FIXME("NIY vcr\n"); return MCI_MAP_NOMEM;
1602 default: size = sizeof(MCI_RECORD_PARMS); break;
1603 }
1604 break;
1605 case MCI_RESUME:
1606 size = sizeof(MCI_GENERIC_PARMS);
1607 break;
1608 case MCI_SEEK:
1609 switch (uDevType) {
1610 case MCI_DEVTYPE_VCR: /*size = sizeof(MCI_VCR_SEEK_PARMS); break;*/FIXME("NIY vcr\n"); return MCI_MAP_NOMEM;
1611 default: size = sizeof(MCI_SEEK_PARMS); break;
1612 }
1613 break;
1614 case MCI_SET:
1615 switch (uDevType) {
1616 case MCI_DEVTYPE_DIGITAL_VIDEO: size = sizeof(MCI_DGV_SET_PARMS); break;
1617 case MCI_DEVTYPE_VCR: /*size = sizeof(MCI_VCR_SET_PARMS); break;*/FIXME("NIY vcr\n"); return MCI_MAP_NOMEM;
1618 case MCI_DEVTYPE_SEQUENCER: size = sizeof(MCI_SEQ_SET_PARMS); break;
1619 /* FIXME: normally the 16 and 32 bit structures are byte by byte aligned,
1620 * so not doing anything should work...
1621 */
1622 case MCI_DEVTYPE_WAVEFORM_AUDIO:size = sizeof(MCI_WAVE_SET_PARMS); break;
1623 default: size = sizeof(MCI_SET_PARMS); break;
1624 }
1625 break;
1626 /* case MCI_SETTIMECODE:*/
1627 /* case MCI_SIGNAL:*/
1628 case MCI_SPIN:
1629 size = sizeof(MCI_SET_PARMS);
1630 break;
1631 case MCI_STATUS:
1632 keep = TRUE;
1633 switch (uDevType) {
1634 /* FIXME:
1635 * don't know if buffer for value is the one passed thru lpstrDevice
1636 * or is provided by MCI driver.
1637 * Assuming solution 2: provided by MCI driver, so zeroing on entry
1638 */
1639 case MCI_DEVTYPE_DIGITAL_VIDEO: size = sizeof(MCI_DGV_STATUS_PARMS16); map = 0x0B6FF; break;
1640 case MCI_DEVTYPE_VCR: /*size = sizeof(MCI_VCR_STATUS_PARMS); break;*/FIXME("NIY vcr\n"); return MCI_MAP_NOMEM;
1641 default: size = sizeof(MCI_STATUS_PARMS); break;
1642 }
1643 break;
1644 case MCI_STEP:
1645 switch (uDevType) {
1646 case MCI_DEVTYPE_DIGITAL_VIDEO: size = sizeof(MCI_DGV_STEP_PARMS); break;
1647 case MCI_DEVTYPE_VCR: /*size = sizeof(MCI_VCR_STEP_PARMS); break;*/FIXME("NIY vcr\n"); return MCI_MAP_NOMEM;
1648 case MCI_DEVTYPE_VIDEODISC: size = sizeof(MCI_VD_STEP_PARMS); break;
1649 default: size = sizeof(MCI_GENERIC_PARMS); break;
1650 }
1651 break;
1652 case MCI_STOP:
1653 size = sizeof(MCI_SET_PARMS);
1654 break;
1655 case MCI_SYSINFO:
1656 {
1657 LPMCI_SYSINFO_PARMSA msip32a = (LPMCI_SYSINFO_PARMSA)(*lParam);
1658 char* ptr = SEGPTR_ALLOC(sizeof(LPMCI_SYSINFO_PARMSA) + sizeof(MCI_SYSINFO_PARMS16));
1659 LPMCI_SYSINFO_PARMS16 msip16;
1660
1661 if (ptr) {
1662 *(LPMCI_SYSINFO_PARMSA*)(ptr) = msip32a;
1663 msip16 = (LPMCI_SYSINFO_PARMS16)(ptr + sizeof(LPMCI_SYSINFO_PARMSA));
1664
1665 msip16->dwCallback = msip32a->dwCallback;
1666 msip16->lpstrReturn = (LPSTR)SEGPTR_GET(SEGPTR_ALLOC(msip32a->dwRetSize));
1667 msip16->dwRetSize = msip32a->dwRetSize;
1668 msip16->dwNumber = msip32a->dwNumber;
1669 msip16->wDeviceType = msip32a->wDeviceType;
1670 } else {
1671 return MCI_MAP_NOMEM;
1672 }
1673 *lParam = (LPARAM)SEGPTR_GET(ptr) + sizeof(LPMCI_SYSINFO_PARMSA);
1674 }
1675 return MCI_MAP_OKMEM;
1676 /* case MCI_UNDO: */
1677 case MCI_UNFREEZE:
1678 switch (uDevType) {
1679 case MCI_DEVTYPE_DIGITAL_VIDEO: size = sizeof(MCI_DGV_RECT_PARMS16); map = 0x0001111B; break;
1680 case MCI_DEVTYPE_OVERLAY: size = sizeof(MCI_OVLY_RECT_PARMS16); map = 0x0001111B; break;
1681 default: size = sizeof(MCI_GENERIC_PARMS); break;
1682 }
1683 break;
1684 case MCI_UPDATE:
1685 switch (uDevType) {
1686 case MCI_DEVTYPE_DIGITAL_VIDEO: size = sizeof(MCI_DGV_UPDATE_PARMS16); map = 0x000B1111B; break;
1687 default: size = sizeof(MCI_GENERIC_PARMS); break;
1688 }
1689 break;
1690 case MCI_WHERE:
1691 switch (uDevType) {
1692 case MCI_DEVTYPE_DIGITAL_VIDEO: size = sizeof(MCI_DGV_RECT_PARMS16); map = 0x0001111B; keep = TRUE; break;
1693 case MCI_DEVTYPE_OVERLAY: size = sizeof(MCI_OVLY_RECT_PARMS16); map = 0x0001111B; keep = TRUE; break;
1694 default: size = sizeof(MCI_GENERIC_PARMS); break;
1695 }
1696 break;
1697 case MCI_WINDOW:
1698 switch (uDevType) {
1699 case MCI_DEVTYPE_DIGITAL_VIDEO: size = sizeof(MCI_DGV_WINDOW_PARMS16); if (dwFlags & MCI_DGV_WINDOW_TEXT) map = 0x7FB; break;
1700 case MCI_DEVTYPE_OVERLAY: size = sizeof(MCI_OVLY_WINDOW_PARMS16); if (dwFlags & MCI_OVLY_WINDOW_TEXT) map = 0x7FB; break;
1701 default: size = sizeof(MCI_GENERIC_PARMS); break;
1702 }
1703 break;
1704 case DRV_LOAD:
1705 case DRV_ENABLE:
1706 case DRV_OPEN:
1707 case DRV_CLOSE:
1708 case DRV_DISABLE:
1709 case DRV_FREE:
1710 case DRV_CONFIGURE:
1711 case DRV_QUERYCONFIGURE:
1712 case DRV_INSTALL:
1713 case DRV_REMOVE:
1714 case DRV_EXITSESSION:
1715 case DRV_EXITAPPLICATION:
1716 case DRV_POWER:
1717 return MCI_MAP_PASS;
1718
1719 default:
1720 WARN("Don't know how to map msg=%s\n", MCI_MessageToString(wMsg));
1721 return MCI_MAP_MSGERROR;
1722 }
1723 return MCI_MsgMapper32To16_Create((void**)lParam, size, map, keep);
1724 }
1725
1726 /**************************************************************************
1727 * MCI_UnMapMsg32ATo16 [internal]
1728 */
1729 static MCI_MapType MCI_UnMapMsg32ATo16(WORD uDevType, WORD wMsg, DWORD dwFlags, DWORD lParam)
1730 {
1731 int size = 0;
1732 BOOLEAN kept = FALSE; /* there is no need to compute size when kept is FALSE */
1733 DWORD map = 0;
1734
1735 switch (wMsg) {
1736 case MCI_BREAK:
1737 break;
1738 /* case MCI_CAPTURE */
1739 case MCI_CLOSE:
1740 case MCI_CLOSE_DRIVER:
1741 break;
1742 /* case MCI_CONFIGURE:*/
1743 /* case MCI_COPY: */
1744 case MCI_CUE:
1745 break;
1746 /* case MCI_CUT: */
1747 case MCI_DELETE:
1748 break;
1749 /* case MCI_ESCAPE: */
1750 case MCI_FREEZE:
1751 break;
1752 case MCI_GETDEVCAPS:
1753 kept = TRUE;
1754 size = sizeof(MCI_GETDEVCAPS_PARMS);
1755 break;
1756 /* case MCI_INDEX: */
1757 case MCI_INFO:
1758 {
1759 LPMCI_INFO_PARMS16 mip16 = (LPMCI_INFO_PARMS16)PTR_SEG_TO_LIN(lParam);
1760 LPMCI_INFO_PARMSA mip32a = *(LPMCI_INFO_PARMSA*)((char*)mip16 - sizeof(LPMCI_INFO_PARMSA));
1761
1762 memcpy(mip32a->lpstrReturn, PTR_SEG_TO_LIN(mip16->lpstrReturn), mip32a->dwRetSize);
1763
1764 if (!SEGPTR_FREE(PTR_SEG_TO_LIN(mip16->lpstrReturn)))
1765 FIXME("bad free line=%d\n", __LINE__);
1766 if (!SEGPTR_FREE((char*)mip16 - sizeof(LPMCI_INFO_PARMSA)))
1767 FIXME("bad free line=%d\n", __LINE__);
1768 }
1769 return MCI_MAP_OK;
1770 /* case MCI_MARK: */
1771 /* case MCI_MONITOR: */
1772 case MCI_OPEN:
1773 case MCI_OPEN_DRIVER:
1774 if (lParam) {
1775 LPMCI_OPEN_PARMS16 mop16 = (LPMCI_OPEN_PARMS16)PTR_SEG_TO_LIN(lParam);
1776 LPMCI_OPEN_PARMSA mop32a = *(LPMCI_OPEN_PARMSA*)((char*)mop16 - sizeof(LPMCI_OPEN_PARMSA));
1777
1778 mop32a->wDeviceID = mop16->wDeviceID;
1779 if ((dwFlags & MCI_OPEN_TYPE) && !
1780 (dwFlags & MCI_OPEN_TYPE_ID) &&
1781 !SEGPTR_FREE(PTR_SEG_TO_LIN(mop16->lpstrDeviceType)))
1782 FIXME("bad free line=%d\n", __LINE__);
1783 if ((dwFlags & MCI_OPEN_ELEMENT) &&
1784 !(dwFlags & MCI_OPEN_ELEMENT_ID) &&
1785 !SEGPTR_FREE(PTR_SEG_TO_LIN(mop16->lpstrElementName)))
1786 FIXME("bad free line=%d\n", __LINE__);
1787 if ((dwFlags & MCI_OPEN_ALIAS) &&
1788 !SEGPTR_FREE(PTR_SEG_TO_LIN(mop16->lpstrAlias)))
1789 FIXME("bad free line=%d\n", __LINE__);
1790
1791 if (!SEGPTR_FREE((char*)mop16 - sizeof(LPMCI_OPEN_PARMSA)))
1792 FIXME("bad free line=%d\n", __LINE__);
1793 }
1794 return MCI_MAP_OK;
1795 /* case MCI_PASTE:*/
1796 case MCI_PAUSE:
1797 break;
1798 case MCI_PLAY:
1799 break;
1800 case MCI_PUT:
1801 break;
1802 case MCI_REALIZE:
1803 break;
1804 case MCI_RECORD:
1805 break;
1806 case MCI_RESUME:
1807 break;
1808 case MCI_SEEK:
1809 break;
1810 case MCI_SET:
1811 break;
1812 /* case MCI_SETTIMECODE:*/
1813 /* case MCI_SIGNAL:*/
1814 case MCI_SPIN:
1815 break;
1816 case MCI_STATUS:
1817 kept = TRUE;
1818 switch (uDevType) {
1819 case MCI_DEVTYPE_DIGITAL_VIDEO:
1820 if (lParam) {
1821 LPMCI_DGV_STATUS_PARMS16 mdsp16 = (LPMCI_DGV_STATUS_PARMS16)PTR_SEG_TO_LIN(lParam);
1822 LPMCI_DGV_STATUS_PARMSA mdsp32a = *(LPMCI_DGV_STATUS_PARMSA*)((char*)mdsp16 - sizeof(LPMCI_DGV_STATUS_PARMSA));
1823
1824 if (mdsp16) {
1825 mdsp32a->dwReturn = mdsp16->dwReturn;
1826 if (dwFlags & MCI_DGV_STATUS_DISKSPACE) {
1827 TRACE("MCI_STATUS (DGV) lpstrDrive=%p\n", mdsp16->lpstrDrive);
1828 TRACE("MCI_STATUS (DGV) lpstrDrive=%s\n", (LPSTR)PTR_SEG_TO_LIN(mdsp16->lpstrDrive));
1829
1830 /* FIXME: see map function */
1831 strcpy(mdsp32a->lpstrDrive, (LPSTR)PTR_SEG_TO_LIN(mdsp16->lpstrDrive));
1832 }
1833
1834 if (!SEGPTR_FREE((char*)mdsp16 - sizeof(LPMCI_DGV_STATUS_PARMSA)))
1835 FIXME("bad free line=%d\n", __LINE__);
1836 } else {
1837 return MCI_MAP_NOMEM;
1838 }
1839 }
1840 return MCI_MAP_OKMEM;
1841 case MCI_DEVTYPE_VCR: /*size = sizeof(MCI_VCR_STATUS_PARMS); break;*/FIXME("NIY vcr\n"); return MCI_MAP_NOMEM;
1842 default: size = sizeof(MCI_STATUS_PARMS); break;
1843 }
1844 break;
1845 case MCI_STEP:
1846 break;
1847 case MCI_STOP:
1848 break;
1849 case MCI_SYSINFO:
1850 if (lParam) {
1851 LPMCI_SYSINFO_PARMS16 msip16 = (LPMCI_SYSINFO_PARMS16)PTR_SEG_TO_LIN(lParam);
1852 LPMCI_SYSINFO_PARMSA msip32a = *(LPMCI_SYSINFO_PARMSA*)((char*)msip16 - sizeof(LPMCI_SYSINFO_PARMSA));
1853
1854 if (msip16) {
1855 msip16->dwCallback = msip32a->dwCallback;
1856 memcpy(msip32a->lpstrReturn, PTR_SEG_TO_LIN(msip16->lpstrReturn), msip32a->dwRetSize);
1857 if (!SEGPTR_FREE(PTR_SEG_TO_LIN(msip16->lpstrReturn)))
1858 FIXME("bad free line=%d\n", __LINE__);
1859
1860 if (!SEGPTR_FREE((char*)msip16 - sizeof(LPMCI_SYSINFO_PARMSA)))
1861 FIXME("bad free line=%d\n", __LINE__);
1862 } else {
1863 return MCI_MAP_NOMEM;
1864 }
1865 }
1866 return MCI_MAP_OKMEM;
1867 /* case MCI_UNDO: */
1868 case MCI_UNFREEZE:
1869 break;
1870 case MCI_UPDATE:
1871 break;
1872 case MCI_WHERE:
1873 switch (uDevType) {
1874 case MCI_DEVTYPE_DIGITAL_VIDEO: size = sizeof(MCI_DGV_RECT_PARMS16); map = 0x0001111B; kept = TRUE; break;
1875 case MCI_DEVTYPE_OVERLAY: size = sizeof(MCI_OVLY_RECT_PARMS16); map = 0x0001111B; kept = TRUE; break;
1876 default: break;
1877 }
1878 break;
1879 case MCI_WINDOW:
1880 switch (uDevType) {
1881 case MCI_DEVTYPE_DIGITAL_VIDEO: size = sizeof(MCI_DGV_WINDOW_PARMS16); if (dwFlags & MCI_DGV_WINDOW_TEXT) map = 0x7666; break;
1882 case MCI_DEVTYPE_OVERLAY: size = sizeof(MCI_OVLY_WINDOW_PARMS16); if (dwFlags & MCI_OVLY_WINDOW_TEXT) map = 0x7666; break;
1883 default: break;
1884 }
1885 /* FIXME: see map function */
1886 break;
1887
1888 case DRV_LOAD:
1889 case DRV_ENABLE:
1890 case DRV_OPEN:
1891 case DRV_CLOSE:
1892 case DRV_DISABLE:
1893 case DRV_FREE:
1894 case DRV_CONFIGURE:
1895 case DRV_QUERYCONFIGURE:
1896 case DRV_INSTALL:
1897 case DRV_REMOVE:
1898 case DRV_EXITSESSION:
1899 case DRV_EXITAPPLICATION:
1900 case DRV_POWER:
1901 FIXME("This is a hack\n");
1902 return MCI_MAP_PASS;
1903 default:
1904 FIXME("Map/Unmap internal error on msg=%s\n", MCI_MessageToString(wMsg));
1905 return MCI_MAP_MSGERROR;
1906 }
1907 return MCI_MsgMapper32To16_Destroy((void*)lParam, size, map, kept);
1908 }
1909
1910 /**************************************************************************
1911 * MCI_SendCommandFrom32 [internal]
1912 */
1913 DWORD MCI_SendCommandFrom32(UINT wDevID, UINT16 wMsg, DWORD dwParam1, DWORD dwParam2)
1914 {
1915 DWORD dwRet = MCIERR_DEVICE_NOT_INSTALLED;
1916 LPWINE_MCIDRIVER wmd = MCI_GetDriver(wDevID);
1917
1918 if (!wmd) {
1919 dwRet = MCIERR_INVALID_DEVICE_ID;
1920 } else {
1921 switch (DRIVER_GetType(wmd->hDrv)) {
1922 case WINE_DI_TYPE_16:
1923 {
1924 MCI_MapType res;
1925
1926 switch (res = MCI_MapMsg32ATo16(wmd->wType, wMsg, dwParam1, &dwParam2)) {
1927 case MCI_MAP_MSGERROR:
1928 TRACE("Not handled yet (%s)\n", MCI_MessageToString(wMsg));
1929 dwRet = MCIERR_DRIVER_INTERNAL;
1930 break;
1931 case MCI_MAP_NOMEM:
1932 TRACE("Problem mapping msg=%s from 32a to 16\n", MCI_MessageToString(wMsg));
1933 dwRet = MCIERR_OUT_OF_MEMORY;
1934 break;
1935 case MCI_MAP_OK:
1936 case MCI_MAP_OKMEM:
1937 dwRet = SendDriverMessage16(wmd->hDrv, wMsg, dwParam1, dwParam2);
1938 if (res == MCI_MAP_OKMEM)
1939 MCI_UnMapMsg32ATo16(wmd->wType, wMsg, dwParam1, dwParam2);
1940 break;
1941 case MCI_MAP_PASS:
1942 dwRet = SendDriverMessage(wmd->hDrv, wMsg, dwParam1, dwParam2);
1943 break;
1944 }
1945 }
1946 break;
1947 case WINE_DI_TYPE_32:
1948 dwRet = SendDriverMessage(wmd->hDrv, wMsg, dwParam1, dwParam2);
1949 break;
1950 default:
1951 WARN("Unknown driver type=%u\n", DRIVER_GetType(wmd->hDrv));
1952 dwRet = MCIERR_DRIVER_INTERNAL;
1953 }
1954 }
1955 return dwRet;
1956 }
1957
1958 /**************************************************************************
1959 * MCI_SendCommandFrom16 [internal]
1960 */
1961 DWORD MCI_SendCommandFrom16(UINT wDevID, UINT16 wMsg, DWORD dwParam1, DWORD dwParam2)
1962 {
1963 DWORD dwRet = MCIERR_DEVICE_NOT_INSTALLED;
1964 LPWINE_MCIDRIVER wmd = MCI_GetDriver(wDevID);
1965
1966 if (!wmd) {
1967 dwRet = MCIERR_INVALID_DEVICE_ID;
1968 } else {
1969 MCI_MapType res;
1970
1971 switch (DRIVER_GetType(wmd->hDrv)) {
1972 case WINE_DI_TYPE_16:
1973 dwRet = SendDriverMessage16(wmd->hDrv, wMsg, dwParam1, dwParam2);
1974 break;
1975 case WINE_DI_TYPE_32:
1976 switch (res = MCI_MapMsg16To32A(wmd->wType, wMsg, &dwParam2)) {
1977 case MCI_MAP_MSGERROR:
1978 TRACE("Not handled yet (%s)\n", MCI_MessageToString(wMsg));
1979 dwRet = MCIERR_DRIVER_INTERNAL;
1980 break;
1981 case MCI_MAP_NOMEM:
1982 TRACE("Problem mapping msg=%s from 16 to 32a\n", MCI_MessageToString(wMsg));
1983 dwRet = MCIERR_OUT_OF_MEMORY;
1984 break;
1985 case MCI_MAP_OK:
1986 case MCI_MAP_OKMEM:
1987 dwRet = SendDriverMessage(wmd->hDrv, wMsg, dwParam1, dwParam2);
1988 if (res == MCI_MAP_OKMEM)
1989 MCI_UnMapMsg16To32A(wmd->wType, wMsg, dwParam2);
1990 break;
1991 case MCI_MAP_PASS:
1992 dwRet = SendDriverMessage16(wmd->hDrv, wMsg, dwParam1, dwParam2);
1993 break;
1994 }
1995 break;
1996 default:
1997 WARN("Unknown driver type=%u\n", DRIVER_GetType(wmd->hDrv));
1998 dwRet = MCIERR_DRIVER_INTERNAL;
1999 }
2000 }
2001 return dwRet;
2002 }
2003
2004 /**************************************************************************
2005 * MCI_Open [internal]
2006 */
2007 static DWORD MCI_Open(DWORD dwParam, LPMCI_OPEN_PARMSA lpParms)
2008 {
2009 char strDevTyp[128];
2010 DWORD dwRet;
2011 LPWINE_MCIDRIVER wmd;
2012 LPWINE_MM_IDATA iData = MULTIMEDIA_GetIData();
2013
2014 TRACE("(%08lX, %p)\n", dwParam, lpParms);
2015 if (lpParms == NULL) return MCIERR_NULL_PARAMETER_BLOCK;
2016
2017 /* only two low bytes are generic, the other ones are dev type specific */
2018 #define WINE_MCIDRIVER_SUPP (0xFFFF0000|MCI_OPEN_SHAREABLE|MCI_OPEN_ELEMENT| \
2019 MCI_OPEN_ALIAS|MCI_OPEN_TYPE|MCI_OPEN_TYPE_ID| \
2020 MCI_NOTIFY|MCI_WAIT)
2021 if ((dwParam & ~WINE_MCIDRIVER_SUPP) != 0) {
2022 FIXME("Unsupported yet dwFlags=%08lX\n", dwParam & ~WINE_MCIDRIVER_SUPP);
2023 }
2024 #undef WINE_MCIDRIVER_SUPP
2025
2026 strDevTyp[0] = 0;
2027
2028 if (dwParam & MCI_OPEN_TYPE) {
2029 if (dwParam & MCI_OPEN_TYPE_ID) {
2030 WORD uDevType = LOWORD((DWORD)lpParms->lpstrDeviceType);
2031
2032 if (uDevType < MCI_DEVTYPE_FIRST ||
2033 uDevType > MCI_DEVTYPE_LAST ||
2034 !LoadStringA(iData->hWinMM32Instance, uDevType, strDevTyp, sizeof(strDevTyp))) {
2035 dwRet = MCIERR_BAD_INTEGER;
2036 goto errCleanUp;
2037 }
2038 } else {
2039 if (lpParms->lpstrDeviceType == NULL) {
2040 dwRet = MCIERR_NULL_PARAMETER_BLOCK;
2041 goto errCleanUp;
2042 }
2043 strcpy(strDevTyp, lpParms->lpstrDeviceType);
2044 }
2045 TRACE("devType='%s' !\n", strDevTyp);
2046 }
2047
2048 if (dwParam & MCI_OPEN_ELEMENT) {
2049 TRACE("lpstrElementName='%s'\n", lpParms->lpstrElementName);
2050
2051 if (dwParam & MCI_OPEN_ELEMENT_ID) {
2052 FIXME("Unsupported yet flag MCI_OPEN_ELEMENT_ID\n");
2053 dwRet = MCIERR_UNRECOGNIZED_KEYWORD;
2054 goto errCleanUp;
2055 }
2056
2057 if (!lpParms->lpstrElementName) {
2058 dwRet = MCIERR_NULL_PARAMETER_BLOCK;
2059 goto errCleanUp;
2060 }
2061
2062 /* type, if given as a parameter, supersedes file extension */
2063 if (!strDevTyp[0] &&
2064 MCI_GetDevTypeFromFileName(lpParms->lpstrElementName,
2065 strDevTyp, sizeof(strDevTyp))) {
2066 if (GetDriveTypeA(lpParms->lpstrElementName) != DRIVE_CDROM) {
2067 dwRet = MCIERR_EXTENSION_NOT_FOUND;
2068 goto errCleanUp;
2069 }
2070 /* FIXME: this will not work if several CDROM drives are installed on the machine */
2071 strcpy(strDevTyp, "CDAUDIO");
2072 }
2073 }
2074
2075 if (strDevTyp[0] == 0) {
2076 FIXME("Couldn't load driver\n");
2077 dwRet = MCIERR_INVALID_DEVICE_NAME;
2078 goto errCleanUp;
2079 }
2080
2081 if (dwParam & MCI_OPEN_ALIAS) {
2082 TRACE("Alias='%s' !\n", lpParms->lpstrAlias);
2083 if (!lpParms->lpstrAlias) {
2084 dwRet = MCIERR_NULL_PARAMETER_BLOCK;
2085 goto errCleanUp;
2086 }
2087 }
2088
2089 if ((dwRet = MCI_LoadMciDriver(iData, strDevTyp, &wmd))) {
2090 goto errCleanUp;
2091 }
2092
2093 if ((dwRet = MCI_FinishOpen(wmd, lpParms, dwParam))) {
2094 TRACE("Failed to open driver (MCI_OPEN_DRIVER) [%08lx], closing\n", dwRet);
2095 /* FIXME: is dwRet the correct ret code ? */
2096 goto errCleanUp;
2097 }
2098
2099 /* only handled devices fall through */
2100 TRACE("wDevID=%04X wDeviceID=%d dwRet=%ld\n", wmd->wDeviceID, lpParms->wDeviceID, dwRet);
2101
2102 if (dwParam & MCI_NOTIFY)
2103 mciDriverNotify16(lpParms->dwCallback, wmd->wDeviceID, MCI_NOTIFY_SUCCESSFUL);
2104
2105 return 0;
2106 errCleanUp:
2107 MCI_UnLoadMciDriver(iData, wmd);
2108
2109 if (dwParam & MCI_NOTIFY)
2110 mciDriverNotify16(lpParms->dwCallback, 0, MCI_NOTIFY_FAILURE);
2111 return dwRet;
2112 }
2113
2114 /**************************************************************************
2115 * MCI_Close [internal]
2116 */
2117 static DWORD MCI_Close(UINT16 wDevID, DWORD dwParam, LPMCI_GENERIC_PARMS lpParms)
2118 {
2119 DWORD dwRet;
2120 LPWINE_MCIDRIVER wmd;
2121 LPWINE_MM_IDATA iData = MULTIMEDIA_GetIData();
2122
2123 TRACE("(%04x, %08lX, %p)\n", wDevID, dwParam, lpParms);
2124
2125 if (wDevID == MCI_ALL_DEVICE_ID) {
2126 LPWINE_MCIDRIVER next;
2127
2128 EnterCriticalSection(&iData->cs);
2129 /* FIXME: shall I notify once after all is done, or for
2130 * each of the open drivers ? if the latest, which notif
2131 * to return when only one fails ?
2132 */
2133 for (wmd = iData->lpMciDrvs; wmd; ) {
2134 next = wmd->lpNext;
2135 MCI_Close(wmd->wDeviceID, dwParam, lpParms);
2136 wmd = next;
2137 }
2138 LeaveCriticalSection(&iData->cs);
2139 return 0;
2140 }
2141
2142 if (!(wmd = MCI_GetDriver(wDevID))) {
2143 return MCIERR_INVALID_DEVICE_ID;
2144 }
2145
2146 dwRet = MCI_SendCommandFrom32(wDevID, MCI_CLOSE_DRIVER, dwParam, (DWORD)lpParms);
2147
2148 MCI_UnLoadMciDriver(iData, wmd);
2149
2150 if (dwParam & MCI_NOTIFY)
2151 mciDriverNotify16(lpParms->dwCallback, wDevID,
2152 (dwRet == 0) ? MCI_NOTIFY_SUCCESSFUL : MCI_NOTIFY_FAILURE);
2153
2154 return dwRet;
2155 }
2156
2157 /**************************************************************************
2158 * MCI_WriteString [internal]
2159 */
2160 DWORD MCI_WriteString(LPSTR lpDstStr, DWORD dstSize, LPCSTR lpSrcStr)
2161 {
2162 DWORD ret = 0;
2163
2164 if (lpSrcStr) {
2165 if (dstSize <= strlen(lpSrcStr)) {
2166 lstrcpynA(lpDstStr, lpSrcStr, dstSize - 1);
2167 ret = MCIERR_PARAM_OVERFLOW;
2168 } else {
2169 strcpy(lpDstStr, lpSrcStr);
2170 }
2171 } else {
2172 *lpDstStr = 0;
2173 }
2174 return ret;
2175 }
2176
2177 /**************************************************************************
2178 * MCI_Sysinfo [internal]
2179 */
2180 static DWORD MCI_SysInfo(UINT uDevID, DWORD dwFlags, LPMCI_SYSINFO_PARMSA lpParms)
2181 {
2182 DWORD ret = MCIERR_INVALID_DEVICE_ID;
2183 LPWINE_MCIDRIVER wmd;
2184 LPWINE_MM_IDATA iData = MULTIMEDIA_GetIData();
2185
2186 if (lpParms == NULL) return MCIERR_NULL_PARAMETER_BLOCK;
2187
2188 TRACE("(%08x, %08lX, %08lX[num=%ld, wDevTyp=%u])\n",
2189 uDevID, dwFlags, (DWORD)lpParms, lpParms->dwNumber, lpParms->wDeviceType);
2190
2191 switch (dwFlags & ~MCI_SYSINFO_OPEN) {
2192 case MCI_SYSINFO_QUANTITY:
2193 {
2194 DWORD cnt = 0;
2195
2196 if (lpParms->wDeviceType < MCI_DEVTYPE_FIRST ||
2197 lpParms->wDeviceType > MCI_DEVTYPE_LAST) {
2198 if (dwFlags & MCI_SYSINFO_OPEN) {
2199 TRACE("MCI_SYSINFO_QUANTITY: # of open MCI drivers\n");
2200 EnterCriticalSection(&iData->cs);
2201 for (wmd = iData->lpMciDrvs; wmd; wmd = wmd->lpNext) {
2202 cnt++;
2203 }
2204 LeaveCriticalSection(&iData->cs);
2205 } else {
2206 TRACE("MCI_SYSINFO_QUANTITY: # of installed MCI drivers\n");
2207 cnt = MCI_InstalledCount;
2208 }
2209 } else {
2210 if (dwFlags & MCI_SYSINFO_OPEN) {
2211 TRACE("MCI_SYSINFO_QUANTITY: # of open MCI drivers of type %u\n",
2212 lpParms->wDeviceType);
2213 EnterCriticalSection(&iData->cs);
2214 for (wmd = iData->lpMciDrvs; wmd; wmd = wmd->lpNext) {
2215 if (wmd->wType == lpParms->wDeviceType)
2216 cnt++;
2217 }
2218 LeaveCriticalSection(&iData->cs);
2219 } else {
2220 TRACE("MCI_SYSINFO_QUANTITY: # of installed MCI drivers of type %u\n",
2221 lpParms->wDeviceType);
2222 FIXME("Don't know how to get # of MCI devices of a given type\n");
2223 cnt = 1;
2224 }
2225 }
2226 *(DWORD*)lpParms->lpstrReturn = cnt;
2227 }
2228 TRACE("(%ld) => '%ld'\n", lpParms->dwNumber, *(DWORD*)lpParms->lpstrReturn);
2229 ret = MCI_INTEGER_RETURNED;
2230 break;
2231 case MCI_SYSINFO_INSTALLNAME:
2232 TRACE("MCI_SYSINFO_INSTALLNAME \n");
2233 if ((wmd = MCI_GetDriver(uDevID))) {
2234 ret = MCI_WriteString(lpParms->lpstrReturn, lpParms->dwRetSize,
2235 wmd->lpstrDeviceType);
2236 } else {
2237 *lpParms->lpstrReturn = 0;
2238 ret = MCIERR_INVALID_DEVICE_ID;
2239 }
2240 TRACE("(%ld) => '%s'\n", lpParms->dwNumber, lpParms->lpstrReturn);
2241 break;
2242 case MCI_SYSINFO_NAME:
2243 TRACE("MCI_SYSINFO_NAME\n");
2244 if (dwFlags & MCI_SYSINFO_OPEN) {
2245 FIXME("Don't handle MCI_SYSINFO_NAME|MCI_SYSINFO_OPEN (yet)\n");
2246 ret = MCIERR_UNRECOGNIZED_COMMAND;
2247 } else if (lpParms->dwNumber > MCI_InstalledCount) {
2248 ret = MCIERR_OUTOFRANGE;
2249 } else {
2250 DWORD count = lpParms->dwNumber;
2251 LPSTR ptr = MCI_lpInstallNames;
2252
2253 while (--count > 0) ptr += strlen(ptr) + 1;
2254 ret = MCI_WriteString(lpParms->lpstrReturn, lpParms->dwRetSize, ptr);
2255 }
2256 TRACE("(%ld) => '%s'\n", lpParms->dwNumber, lpParms->lpstrReturn);
2257 break;
2258 default:
2259 TRACE("Unsupported flag value=%08lx\n", dwFlags);
2260 ret = MCIERR_UNRECOGNIZED_COMMAND;
2261 }
2262 return ret;
2263 }
2264
2265 /**************************************************************************
2266 * MCI_Break [internal]
2267 */
2268 static DWORD MCI_Break(UINT wDevID, DWORD dwFlags, LPMCI_BREAK_PARMS lpParms)
2269 {
2270 DWORD dwRet = 0;
2271
2272 if (lpParms == NULL) return MCIERR_NULL_PARAMETER_BLOCK;
2273
2274 if (dwFlags & MCI_NOTIFY)
2275 mciDriverNotify16(lpParms->dwCallback, wDevID,
2276 (dwRet == 0) ? MCI_NOTIFY_SUCCESSFUL : MCI_NOTIFY_FAILURE);
2277
2278 return dwRet;
2279 }
2280
2281 /**************************************************************************
2282 * MCI_SendCommand [internal]
2283 */
2284 DWORD MCI_SendCommand(UINT wDevID, UINT16 wMsg, DWORD dwParam1,
2285 DWORD dwParam2, BOOL bFrom32)
2286 {
2287 DWORD dwRet = MCIERR_UNRECOGNIZED_COMMAND;
2288
2289 switch (wMsg) {
2290 case MCI_OPEN:
2291 if (bFrom32) {
2292 dwRet = MCI_Open(dwParam1, (LPMCI_OPEN_PARMSA)dwParam2);
2293 } else {
2294 switch (MCI_MapMsg16To32A(0, wMsg, &dwParam2)) {
2295 case MCI_MAP_OK:
2296 case MCI_MAP_OKMEM:
2297 dwRet = MCI_Open(dwParam1, (LPMCI_OPEN_PARMSA)dwParam2);
2298 MCI_UnMapMsg16To32A(0, wMsg, dwParam2);
2299 break;
2300 default: break; /* so that gcc does not bark */
2301 }
2302 }
2303 break;
2304 case MCI_CLOSE:
2305 if (bFrom32) {
2306 dwRet = MCI_Close(wDevID, dwParam1, (LPMCI_GENERIC_PARMS)dwParam2);
2307 } else {
2308 switch (MCI_MapMsg16To32A(0, wMsg, &dwParam2)) {
2309 case MCI_MAP_OK:
2310 case MCI_MAP_OKMEM:
2311 dwRet = MCI_Close(wDevID, dwParam1, (LPMCI_GENERIC_PARMS)dwParam2);
2312 MCI_UnMapMsg16To32A(0, wMsg, dwParam2);
2313 break;
2314 default: break; /* so that gcc does not bark */
2315 }
2316 }
2317 break;
2318 case MCI_SYSINFO:
2319 if (bFrom32) {
2320 dwRet = MCI_SysInfo(wDevID, dwParam1, (LPMCI_SYSINFO_PARMSA)dwParam2);
2321 } else {
2322 switch (MCI_MapMsg16To32A(0, wDevID, &dwParam2)) {
2323 case MCI_MAP_OK:
2324 case MCI_MAP_OKMEM:
2325 dwRet = MCI_SysInfo(wDevID, dwParam1, (LPMCI_SYSINFO_PARMSA)dwParam2);
2326 MCI_UnMapMsg16To32A(0, wDevID, dwParam2);
2327 break;
2328 default: break; /* so that gcc doesnot bark */
2329 }
2330 }
2331 break;
2332 case MCI_BREAK:
2333 if (bFrom32) {
2334 dwRet = MCI_Break(wDevID, dwParam1, (LPMCI_BREAK_PARMS)dwParam2);
2335 } else {
2336 switch (MCI_MapMsg16To32A(0, wDevID, &dwParam2)) {
2337 case MCI_MAP_OK:
2338 case MCI_MAP_OKMEM:
2339 dwRet = MCI_Break(wDevID, dwParam1, (LPMCI_BREAK_PARMS)dwParam2);
2340 MCI_UnMapMsg16To32A(0, wDevID, dwParam2);
2341 break;
2342 default: break; /* so that gcc does not bark */
2343 }
2344 }
2345 break;
2346 case MCI_SOUND:
2347 /* FIXME: it seems that MCI_SOUND needs the same handling as MCI_BREAK
2348 * but I couldn't get any doc on this MCI message
2349 */
2350 break;
2351 default:
2352 if (wDevID == MCI_ALL_DEVICE_ID) {
2353 FIXME("unhandled MCI_ALL_DEVICE_ID\n");
2354 dwRet = MCIERR_CANNOT_USE_ALL;
2355 } else {
2356 dwRet = (bFrom32) ?
2357 MCI_SendCommandFrom32(wDevID, wMsg, dwParam1, dwParam2) :
2358 MCI_SendCommandFrom16(wDevID, wMsg, dwParam1, dwParam2);
2359 }
2360 break;
2361 }
2362 return dwRet;
2363 }
2364
2365 /**************************************************************************
2366 * MCI_CleanUp [internal]
2367 *
2368 * Some MCI commands need to be cleaned-up (when not called from
2369 * mciSendString), because MCI drivers return extra information for string
2370 * transformation. This function gets rid of them.
2371 */
2372 LRESULT MCI_CleanUp(LRESULT dwRet, UINT wMsg, DWORD dwParam2, BOOL bIs32)
2373 {
2374 if (LOWORD(dwRet))
2375 return LOWORD(dwRet);
2376
2377 switch (wMsg) {
2378 case MCI_GETDEVCAPS:
2379 switch (dwRet & 0xFFFF0000ul) {
2380 case 0:
2381 case MCI_COLONIZED3_RETURN:
2382 case MCI_COLONIZED4_RETURN:
2383 case MCI_INTEGER_RETURNED:
2384 /* nothing to do */
2385 break;
2386 case MCI_RESOURCE_RETURNED:
2387 case MCI_RESOURCE_RETURNED|MCI_RESOURCE_DRIVER:
2388 {
2389 LPMCI_GETDEVCAPS_PARMS lmgp;
2390
2391 lmgp = (LPMCI_GETDEVCAPS_PARMS)(bIs32 ? (void*)dwParam2 : PTR_SEG_TO_LIN(dwParam2));
2392 TRACE("Changing %08lx to %08lx\n", lmgp->dwReturn, (DWORD)LOWORD(lmgp->dwReturn));
2393 lmgp->dwReturn = LOWORD(lmgp->dwReturn);
2394 }
2395 break;
2396 default:
2397 FIXME("Unsupported value for hiword (%04x) returned by DriverProc(%s)\n",
2398 HIWORD(dwRet), MCI_MessageToString(wMsg));
2399 }
2400 break;
2401 case MCI_STATUS:
2402 switch (dwRet & 0xFFFF0000ul) {
2403 case 0:
2404 case MCI_COLONIZED3_RETURN:
2405 case MCI_COLONIZED4_RETURN:
2406 case MCI_INTEGER_RETURNED:
2407 /* nothing to do */
2408 break;
2409 case MCI_RESOURCE_RETURNED:
2410 case MCI_RESOURCE_RETURNED|MCI_RESOURCE_DRIVER:
2411 {
2412 LPMCI_STATUS_PARMS lsp;
2413
2414 lsp = (LPMCI_STATUS_PARMS)(bIs32 ? (void*)dwParam2 : PTR_SEG_TO_LIN(dwParam2));
2415 TRACE("Changing %08lx to %08lx\n", lsp->dwReturn, (DWORD)LOWORD(lsp->dwReturn));
2416 lsp->dwReturn = LOWORD(lsp->dwReturn);
2417 }
2418 break;
2419 default:
2420 FIXME("Unsupported value for hiword (%04x) returned by DriverProc(%s)\n",
2421 HIWORD(dwRet), MCI_MessageToString(wMsg));
2422 }
2423 break;
2424 case MCI_SYSINFO:
2425 switch (dwRet & 0xFFFF0000ul) {
2426 case 0:
2427 case MCI_INTEGER_RETURNED:
2428 /* nothing to do */
2429 break;
2430 default:
2431 FIXME("Unsupported value for hiword (%04x)\n", HIWORD(dwRet));
2432 }
2433 break;
2434 default:
2435 if (HIWORD(dwRet)) {
2436 FIXME("Got non null hiword for dwRet=0x%08lx for command %s\n",
2437 dwRet, MCI_MessageToString(wMsg));
2438 }
2439 break;
2440 }
2441 return LOWORD(dwRet);
2442 }
2443
2444 /**************************************************************************
2445 * MULTIMEDIA_MciInit [internal]
2446 *
2447 * Initializes the MCI internal variables.
2448 *
2449 */
2450 BOOL MULTIMEDIA_MciInit(void)
2451 {
2452 LPSTR ptr1, ptr2;
2453
2454 MCI_InstalledCount = 0;
2455 ptr1 = MCI_lpInstallNames = HeapAlloc(SystemHeap, 0, 2048);
2456
2457 if (!MCI_lpInstallNames)
2458 return FALSE;
2459
2460 /* FIXME: should do also some registry diving here ? */
2461 if (PROFILE_GetWineIniString("options", "mci", "", MCI_lpInstallNames, 2048) > 0) {
2462 TRACE("Wine => '%s' \n", ptr1);
2463 while ((ptr2 = strchr(ptr1, ':')) != 0) {
2464 *ptr2++ = 0;
2465 TRACE("---> '%s' \n", ptr1);
2466 MCI_InstalledCount++;
2467 ptr1 = ptr2;
2468 }
2469 MCI_InstalledCount++;
2470 TRACE("---> '%s' \n", ptr1);
2471 ptr1 += strlen(ptr1) + 1;
2472 } else {
2473 GetPrivateProfileStringA("mci", NULL, "", MCI_lpInstallNames, 2048, "SYSTEM.INI");
2474 while (strlen(ptr1) > 0) {
2475 TRACE("---> '%s' \n", ptr1);
2476 ptr1 += strlen(ptr1) + 1;
2477 MCI_InstalledCount++;
2478 }
2479 }
2480 return TRUE;
2481 }
2482
Windows API implementation