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Release 20000326.
[wine/gsoc-2012-control.git] / dlls / winmm / mci.c
blob39b4624563af4c031a746658fb71179edf63be6a
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 <stdio.h>
11 #include <string.h>
12
13 #include "winbase.h"
14 #include "wingdi.h"
15 #include "winuser.h"
16 #include "heap.h"
17 #include "driver.h"
18 #include "winemm.h"
19 #include "selectors.h"
20 #include "digitalv.h"
21 #include "wine/winbase16.h"
22 #include "debugtools.h"
23 #include "winreg.h"
24
25 DEFAULT_DEBUG_CHANNEL(mci);
26
27 static int MCI_InstalledCount;
28 static LPSTR MCI_lpInstallNames = NULL;
29
30 /* First MCI valid device ID (0 means error) */
31 #define MCI_MAGIC 0x0001
32
33 /**************************************************************************
34 * MCI_GetDriver [internal]
35 */
36 LPWINE_MCIDRIVER MCI_GetDriver(UINT16 wDevID)
37 {
38 LPWINE_MCIDRIVER wmd = 0;
39 LPWINE_MM_IDATA iData = MULTIMEDIA_GetIData();
40
41 EnterCriticalSection(&iData->cs);
42 for (wmd = iData->lpMciDrvs; wmd; wmd = wmd->lpNext) {
43 if (wmd->wDeviceID == wDevID)
44 break;
45 }
46 LeaveCriticalSection(&iData->cs);
47 return wmd;
48 }
49
50 /**************************************************************************
51 * MCI_GetDriverFromString [internal]
52 */
53 UINT MCI_GetDriverFromString(LPCSTR lpstrName)
54 {
55 LPWINE_MCIDRIVER wmd;
56 LPWINE_MM_IDATA iData = MULTIMEDIA_GetIData();
57 UINT ret = 0;
58
59 if (!lpstrName)
60 return 0;
61
62 if (!lstrcmpiA(lpstrName, "ALL"))
63 return MCI_ALL_DEVICE_ID;
64
65 EnterCriticalSection(&iData->cs);
66 for (wmd = iData->lpMciDrvs; wmd; wmd = wmd->lpNext) {
67 if (wmd->lpstrElementName && strcmp(wmd->lpstrElementName, lpstrName) == 0) {
68 ret = wmd->wDeviceID;
69 break;
70 }
71
72 if (wmd->lpstrDeviceType && strcmp(wmd->lpstrDeviceType, lpstrName) == 0) {
73 ret = wmd->wDeviceID;
74 break;
75 }
76
77 if (wmd->lpstrAlias && strcmp(wmd->lpstrAlias, lpstrName) == 0) {
78 ret = wmd->wDeviceID;
79 break;
80 }
81 }
82 LeaveCriticalSection(&iData->cs);
83
84 return ret;
85 }
86
87 /**************************************************************************
88 * MCI_MessageToString [internal]
89 */
90 const char* MCI_MessageToString(UINT16 wMsg)
91 {
92 static char buffer[100];
93
94 #define CASE(s) case (s): return #s
95
96 switch (wMsg) {
97 CASE(MCI_BREAK);
98 CASE(MCI_CLOSE);
99 CASE(MCI_CLOSE_DRIVER);
100 CASE(MCI_COPY);
101 CASE(MCI_CUE);
102 CASE(MCI_CUT);
103 CASE(MCI_DELETE);
104 CASE(MCI_ESCAPE);
105 CASE(MCI_FREEZE);
106 CASE(MCI_PAUSE);
107 CASE(MCI_PLAY);
108 CASE(MCI_GETDEVCAPS);
109 CASE(MCI_INFO);
110 CASE(MCI_LOAD);
111 CASE(MCI_OPEN);
112 CASE(MCI_OPEN_DRIVER);
113 CASE(MCI_PASTE);
114 CASE(MCI_PUT);
115 CASE(MCI_REALIZE);
116 CASE(MCI_RECORD);
117 CASE(MCI_RESUME);
118 CASE(MCI_SAVE);
119 CASE(MCI_SEEK);
120 CASE(MCI_SET);
121 CASE(MCI_SPIN);
122 CASE(MCI_STATUS);
123 CASE(MCI_STEP);
124 CASE(MCI_STOP);
125 CASE(MCI_SYSINFO);
126 CASE(MCI_UNFREEZE);
127 CASE(MCI_UPDATE);
128 CASE(MCI_WHERE);
129 CASE(MCI_WINDOW);
130 /* constants for digital video */
131 CASE(MCI_CAPTURE);
132 CASE(MCI_MONITOR);
133 CASE(MCI_RESERVE);
134 CASE(MCI_SETAUDIO);
135 CASE(MCI_SIGNAL);
136 CASE(MCI_SETVIDEO);
137 CASE(MCI_QUALITY);
138 CASE(MCI_LIST);
139 CASE(MCI_UNDO);
140 CASE(MCI_CONFIGURE);
141 CASE(MCI_RESTORE);
142 #undef CASE
143 default:
144 sprintf(buffer, "MCI_<<%04X>>", wMsg);
145 return buffer;
146 }
147 }
148
149 /**************************************************************************
150 * MCI_GetDevTypeFromFileName [internal]
151 */
152 static DWORD MCI_GetDevTypeFromFileName(LPCSTR fileName, LPSTR buf, UINT len)
153 {
154 LPSTR tmp;
155
156 if ((tmp = strrchr(fileName, '.'))) {
157 GetProfileStringA("mci extensions", tmp + 1, "*", buf, len);
158 if (strcmp(buf, "*") != 0) {
159 return 0;
160 }
161 TRACE("No [mci extensions] entry for '%s' found.\n", tmp);
162 }
163 return MCIERR_EXTENSION_NOT_FOUND;
164 }
165
166 #define MAX_MCICMDTABLE 20
167 #define MCI_COMMAND_TABLE_NOT_LOADED 0xFFFE
168
169 typedef struct tagWINE_MCICMDTABLE {
170 HANDLE hMem;
171 UINT uDevType;
172 LPCSTR lpTable;
173 UINT nVerbs; /* number of verbs in command table */
174 LPCSTR* aVerbs; /* array of verbs to speed up the verb look up process */
175 } WINE_MCICMDTABLE, *LPWINE_MCICMDTABLE;
176 WINE_MCICMDTABLE S_MciCmdTable[MAX_MCICMDTABLE];
177
178 /**************************************************************************
179 * MCI_IsCommandTableValid [internal]
180 */
181 static BOOL MCI_IsCommandTableValid(UINT uTbl)
182 {
183 LPCSTR lmem, str;
184 DWORD flg;
185 WORD eid;
186 int idx = 0;
187 BOOL inCst = FALSE;
188
189 TRACE("Dumping cmdTbl=%d [hMem=%08x devType=%d]\n",
190 uTbl, S_MciCmdTable[uTbl].hMem, S_MciCmdTable[uTbl].uDevType);
191
192 if (uTbl >= MAX_MCICMDTABLE || !S_MciCmdTable[uTbl].hMem || !S_MciCmdTable[uTbl].lpTable)
193 return FALSE;
194
195 lmem = S_MciCmdTable[uTbl].lpTable;
196 do {
197 do {
198 str = lmem;
199 lmem += strlen(lmem) + 1;
200 flg = *(LPDWORD)lmem;
201 eid = *(LPWORD)(lmem + sizeof(DWORD));
202 lmem += sizeof(DWORD) + sizeof(WORD);
203 idx ++;
204 /* EPP TRACE("cmd='%s' %08lx %04x\n", str, flg, eid); */
205 switch (eid) {
206 case MCI_COMMAND_HEAD: if (!*str || !flg) return FALSE; idx = 0; break; /* check unicity of str in table */
207 case MCI_STRING: if (inCst) return FALSE; break;
208 case MCI_INTEGER: if (!*str) return FALSE; break;
209 case MCI_END_COMMAND: if (*str || flg || idx == 0) return FALSE; idx = 0; break;
210 case MCI_RETURN: if (*str || idx != 1) return FALSE; break;
211 case MCI_FLAG: if (!*str) return FALSE; break;
212 case MCI_END_COMMAND_LIST: if (*str || flg) return FALSE; idx = 0; break;
213 case MCI_RECT: if (!*str || inCst) return FALSE; break;
214 case MCI_CONSTANT: if (inCst) return FALSE; inCst = TRUE; break;
215 case MCI_END_CONSTANT: if (*str || flg || !inCst) return FALSE; inCst = FALSE; break;
216 default: return FALSE;
217 }
218 } while (eid != MCI_END_COMMAND_LIST);
219 } while (eid != MCI_END_COMMAND_LIST);
220 return TRUE;
221 }
222
223 /**************************************************************************
224 * MCI_DumpCommandTable [internal]
225 */
226 static BOOL MCI_DumpCommandTable(UINT uTbl)
227 {
228 LPCSTR lmem;
229 LPCSTR str;
230 DWORD flg;
231 WORD eid;
232
233 if (!MCI_IsCommandTableValid(uTbl)) {
234 ERR("Ooops: %d is not valid\n", uTbl);
235 return FALSE;
236 }
237
238 lmem = S_MciCmdTable[uTbl].lpTable;
239 do {
240 do {
241 str = lmem;
242 lmem += strlen(lmem) + 1;
243 flg = *(LPDWORD)lmem;
244 eid = *(LPWORD)(lmem + sizeof(DWORD));
245 TRACE("cmd='%s' %08lx %04x\n", str, flg, eid);
246 lmem += sizeof(DWORD) + sizeof(WORD);
247 } while (eid != MCI_END_COMMAND && eid != MCI_END_COMMAND_LIST);
248 TRACE(" => end of command%s\n", (eid == MCI_END_COMMAND_LIST) ? " list" : "");
249 } while (eid != MCI_END_COMMAND_LIST);
250 return TRUE;
251 }
252
253 static UINT MCI_SetCommandTable(LPWINE_MM_IDATA iData, HANDLE hMem, UINT uDevType);
254
255 /**************************************************************************
256 * MCI_GetCommandTable [internal]
257 */
258 static UINT MCI_GetCommandTable(LPWINE_MM_IDATA iData, UINT uDevType)
259 {
260 UINT uTbl;
261 char buf[32];
262 LPSTR str = NULL;
263
264 /* first look up existing for existing devType */
265 for (uTbl = 0; uTbl < MAX_MCICMDTABLE; uTbl++) {
266 if (S_MciCmdTable[uTbl].hMem && S_MciCmdTable[uTbl].uDevType == uDevType)
267 return uTbl;
268 }
269
270 /* well try to load id */
271 if (uDevType >= MCI_DEVTYPE_FIRST && uDevType <= MCI_DEVTYPE_LAST) {
272 if (LoadStringA(iData->hWinMM32Instance, uDevType, buf, sizeof(buf))) {
273 str = buf;
274 }
275 } else if (uDevType == 0) {
276 str = "CORE";
277 }
278 uTbl = MCI_NO_COMMAND_TABLE;
279 if (str) {
280 HRSRC hRsrc = FindResourceA(iData->hWinMM32Instance, str, (LPCSTR)RT_RCDATAA);
281 HANDLE hMem = 0;
282
283 if (hRsrc) hMem = LoadResource(iData->hWinMM32Instance, hRsrc);
284 if (hMem) {
285 uTbl = MCI_SetCommandTable(iData, hMem, uDevType);
286 } else {
287 WARN("No command table found in resource %04x[%s]\n",
288 iData->hWinMM32Instance, str);
289 }
290 }
291 TRACE("=> %d\n", uTbl);
292 return uTbl;
293 }
294
295 /**************************************************************************
296 * MCI_SetCommandTable [internal]
297 */
298 static UINT MCI_SetCommandTable(LPWINE_MM_IDATA iData, HANDLE hMem,
299 UINT uDevType)
300 {
301 int uTbl;
302 static BOOL bInitDone = FALSE;
303
304 /* <HACK>
305 * The CORE command table must be loaded first, so that MCI_GetCommandTable()
306 * can be called with 0 as a uDevType to retrieve it.
307 * </HACK>
308 */
309 if (!bInitDone) {
310 bInitDone = TRUE;
311 for (uTbl = 0; uTbl < MAX_MCICMDTABLE; uTbl++) {
312 S_MciCmdTable[uTbl].hMem = 0;
313 }
314 MCI_GetCommandTable(iData, 0);
315 }
316
317 for (uTbl = 0; uTbl < MAX_MCICMDTABLE; uTbl++) {
318 if (S_MciCmdTable[uTbl].hMem == 0) {
319 LPCSTR lmem, str;
320 WORD eid;
321 WORD count;
322
323 S_MciCmdTable[uTbl].hMem = hMem;
324 S_MciCmdTable[uTbl].uDevType = uDevType;
325 S_MciCmdTable[uTbl].lpTable = LockResource(hMem);
326
327 if (TRACE_ON(mci)) {
328 MCI_DumpCommandTable(uTbl);
329 }
330
331 /* create the verbs table */
332 /* get # of entries */
333 lmem = S_MciCmdTable[uTbl].lpTable;
334 count = 0;
335 do {
336 lmem += strlen(lmem) + 1;
337 eid = *(LPWORD)(lmem + sizeof(DWORD));
338 lmem += sizeof(DWORD) + sizeof(WORD);
339 if (eid == MCI_COMMAND_HEAD)
340 count++;
341 } while (eid != MCI_END_COMMAND_LIST);
342
343 S_MciCmdTable[uTbl].aVerbs = HeapAlloc(GetProcessHeap(), 0, count * sizeof(LPCSTR));
344 S_MciCmdTable[uTbl].nVerbs = count;
345
346 lmem = S_MciCmdTable[uTbl].lpTable;
347 count = 0;
348 do {
349 str = lmem;
350 lmem += strlen(lmem) + 1;
351 eid = *(LPWORD)(lmem + sizeof(DWORD));
352 lmem += sizeof(DWORD) + sizeof(WORD);
353 if (eid == MCI_COMMAND_HEAD)
354 S_MciCmdTable[uTbl].aVerbs[count++] = str;
355 } while (eid != MCI_END_COMMAND_LIST);
356 /* assert(count == S_MciCmdTable[uTbl].nVerbs); */
357 return uTbl;
358 }
359 }
360
361 return MCI_NO_COMMAND_TABLE;
362 }
363
364 /**************************************************************************
365 * MCI_DeleteCommandTable [internal]
366 */
367 static BOOL MCI_DeleteCommandTable(UINT uTbl)
368 {
369 if (uTbl >= MAX_MCICMDTABLE || !S_MciCmdTable[uTbl].hMem)
370 return FALSE;
371
372 FreeResource16(S_MciCmdTable[uTbl].hMem);
373 S_MciCmdTable[uTbl].hMem = 0;
374 if (S_MciCmdTable[uTbl].aVerbs) {
375 HeapFree(GetProcessHeap(), 0, S_MciCmdTable[uTbl].aVerbs);
376 S_MciCmdTable[uTbl].aVerbs = 0;
377 }
378 return TRUE;
379 }
380
381 /**************************************************************************
382 * MCI_UnLoadMciDriver [internal]
383 */
384 static BOOL MCI_UnLoadMciDriver(LPWINE_MM_IDATA iData, LPWINE_MCIDRIVER wmd)
385 {
386 LPWINE_MCIDRIVER* tmp;
387
388 if (!wmd)
389 return TRUE;
390
391 if (wmd->hDrv)
392 CloseDriver(wmd->hDrv, 0, 0);
393
394 if (wmd->dwPrivate != 0)
395 WARN("Unloading mci driver with non nul dwPrivate field\n");
396
397 EnterCriticalSection(&iData->cs);
398 for (tmp = &iData->lpMciDrvs; *tmp; tmp = &(*tmp)->lpNext) {
399 if (*tmp == wmd) {
400 *tmp = wmd->lpNext;
401 break;
402 }
403 }
404 LeaveCriticalSection(&iData->cs);
405
406 HeapFree(GetProcessHeap(), 0, wmd->lpstrDeviceType);
407 HeapFree(GetProcessHeap(), 0, wmd->lpstrAlias);
408 HeapFree(GetProcessHeap(), 0, wmd->lpstrElementName);
409
410 HeapFree(GetProcessHeap(), 0, wmd);
411 return TRUE;
412 }
413
414 /**************************************************************************
415 * MCI_LoadMciDriver [internal]
416 */
417 static DWORD MCI_LoadMciDriver(LPWINE_MM_IDATA iData, LPCSTR _strDevTyp,
418 LPWINE_MCIDRIVER* lpwmd)
419 {
420 LPSTR strDevTyp = CharUpperA(HEAP_strdupA(GetProcessHeap(), 0, _strDevTyp));
421 LPWINE_MCIDRIVER wmd = HeapAlloc(GetProcessHeap(), HEAP_ZERO_MEMORY, sizeof(*wmd));
422 MCI_OPEN_DRIVER_PARMSA modp;
423 DWORD dwRet = 0;
424 HDRVR hDrv = 0;
425
426 if (!wmd || !strDevTyp) {
427 dwRet = MCIERR_OUT_OF_MEMORY;
428 goto errCleanUp;
429 }
430
431 EnterCriticalSection(&iData->cs);
432 /* wmd must be inserted in list before sending opening the driver, coz' it
433 * may want to lookup at wDevID
434 */
435 wmd->lpNext = iData->lpMciDrvs;
436 iData->lpMciDrvs = wmd;
437
438 for (modp.wDeviceID = MCI_MAGIC;
439 MCI_GetDriver(modp.wDeviceID) != 0;
440 modp.wDeviceID++);
441
442 wmd->wDeviceID = modp.wDeviceID;
443 wmd->lpfnYieldProc = MCI_DefYieldProc;
444 wmd->dwYieldData = VK_CANCEL;
445 wmd->hCreatorTask = GetCurrentTask();
446
447 LeaveCriticalSection(&iData->cs);
448
449 TRACE("wDevID=%04X \n", modp.wDeviceID);
450
451 modp.lpstrParams = NULL;
452
453 hDrv = OpenDriverA(strDevTyp, "mci", (LPARAM)&modp);
454
455 if (!hDrv) {
456 FIXME("Couldn't load driver for type %s.\n"
457 "If you don't have a windows installation accessible from Wine,\n"
458 "you perhaps forgot to create a [mci] section in system.ini\n",
459 strDevTyp);
460 dwRet = MCIERR_DEVICE_NOT_INSTALLED;
461 goto errCleanUp;
462 }
463
464 /* FIXME: should also check that module's description is of the form
465 * MODULENAME:[MCI] comment
466 */
467
468 wmd->hDrv = hDrv;
469 /* some drivers will return 0x0000FFFF, some others 0xFFFFFFFF */
470 wmd->uSpecificCmdTable = LOWORD(modp.wCustomCommandTable);
471 wmd->uTypeCmdTable = MCI_COMMAND_TABLE_NOT_LOADED;
472
473 TRACE("Loaded driver %x (%s), type is %d, cmdTable=%08x\n",
474 hDrv, strDevTyp, modp.wType, modp.wCustomCommandTable);
475
476 wmd->lpstrDeviceType = strDevTyp;
477 wmd->wType = modp.wType;
478
479 TRACE("mcidev=%d, uDevTyp=%04X wDeviceID=%04X !\n",
480 modp.wDeviceID, modp.wType, modp.wDeviceID);
481 *lpwmd = wmd;
482 return 0;
483 errCleanUp:
484 MCI_UnLoadMciDriver(iData, wmd);
485 HeapFree(GetProcessHeap(), 0, strDevTyp);
486 *lpwmd = 0;
487 return dwRet;
488 }
489
490 /**************************************************************************
491 * MCI_FinishOpen [internal]
492 */
493 static DWORD MCI_FinishOpen(LPWINE_MCIDRIVER wmd, LPMCI_OPEN_PARMSA lpParms,
494 DWORD dwParam)
495 {
496 if (dwParam & MCI_OPEN_ELEMENT)
497 wmd->lpstrElementName = HEAP_strdupA(GetProcessHeap(), 0,
498 lpParms->lpstrElementName);
499
500 if (dwParam & MCI_OPEN_ALIAS)
501 wmd->lpstrAlias = HEAP_strdupA(GetProcessHeap(), 0, lpParms->lpstrAlias);
502
503 lpParms->wDeviceID = wmd->wDeviceID;
504
505 return MCI_SendCommandFrom32(wmd->wDeviceID, MCI_OPEN_DRIVER, dwParam,
506 (DWORD)lpParms);
507 }
508
509 /**************************************************************************
510 * MCI_FindCommand [internal]
511 */
512 static LPCSTR MCI_FindCommand(UINT uTbl, LPCSTR verb)
513 {
514 UINT idx;
515
516 if (uTbl >= MAX_MCICMDTABLE || S_MciCmdTable[uTbl].hMem == 0)
517 return NULL;
518
519 /* another improvement would be to have the aVerbs array sorted,
520 * so that we could use a dichotomic search on it, rather than this dumb
521 * array look up
522 */
523 for (idx = 0; idx < S_MciCmdTable[uTbl].nVerbs; idx++) {
524 if (strcmp(S_MciCmdTable[uTbl].aVerbs[idx], verb) == 0)
525 return S_MciCmdTable[uTbl].aVerbs[idx];
526 }
527
528 return NULL;
529 }
530
531 /**************************************************************************
532 * MCI_GetReturnType [internal]
533 */
534 static DWORD MCI_GetReturnType(LPCSTR lpCmd)
535 {
536 lpCmd += strlen(lpCmd) + 1 + sizeof(DWORD) + sizeof(WORD);
537 if (*lpCmd == '\0' && *(LPWORD)(lpCmd + 1 + sizeof(DWORD)) == MCI_RETURN) {
538 return *(LPDWORD)(lpCmd + 1);
539 }
540 return 0L;
541 }
542
543 /**************************************************************************
544 * MCI_GetMessage [internal]
545 */
546 static WORD MCI_GetMessage(LPCSTR lpCmd)
547 {
548 return (WORD)*(LPDWORD)(lpCmd + strlen(lpCmd) + 1);
549 }
550
551 /**************************************************************************
552 * MCI_GetDWord [internal]
553 */
554 static BOOL MCI_GetDWord(LPDWORD data, LPSTR* ptr)
555 {
556 DWORD val;
557 LPSTR ret;
558
559 val = strtoul(*ptr, &ret, 0);
560
561 switch (*ret) {
562 case '\0': break;
563 case ' ': ret++; break;
564 default: return FALSE;
565 }
566
567 *data |= val;
568 *ptr = ret;
569 return TRUE;
570 }
571
572 /**************************************************************************
573 * MCI_GetString [internal]
574 */
575 static DWORD MCI_GetString(LPSTR* str, LPSTR* args)
576 {
577 LPSTR ptr = *args;
578
579 /* see if we have a quoted string */
580 if (*ptr == '"') {
581 ptr = strchr(*str = ptr + 1, '"');
582 if (!ptr) return MCIERR_NO_CLOSING_QUOTE;
583 /* FIXME: shall we escape \" from string ?? */
584 if (ptr[-1] == '\\') TRACE("Ooops: un-escaped \"\n");
585 *ptr++ = '\0'; /* remove trailing " */
586 if (*ptr != ' ' && *ptr != '\0') return MCIERR_EXTRA_CHARACTERS;
587 *ptr++ = '\0';
588 } else {
589 ptr = strchr(ptr, ' ');
590
591 if (ptr) {
592 *ptr++ = '\0';
593 } else {
594 ptr = *args + strlen(*args);
595 }
596 *str = *args;
597 }
598
599 *args = ptr;
600 return 0;
601 }
602
603 #define MCI_DATA_SIZE 16
604
605 /**************************************************************************
606 * MCI_ParseOptArgs [internal]
607 */
608 static DWORD MCI_ParseOptArgs(LPDWORD data, int _offset, LPCSTR lpCmd,
609 LPSTR args, LPDWORD dwFlags)
610 {
611 int len, offset;
612 LPCSTR lmem, str;
613 DWORD dwRet, flg, cflg = 0;
614 WORD eid;
615 BOOL inCst, found;
616
617 /* loop on arguments */
618 while (*args) {
619 lmem = lpCmd;
620 found = inCst = FALSE;
621 offset = _offset;
622 TRACE("args='%s' offset=%d\n", args, offset);
623
624 do { /* loop on options for command table for the requested verb */
625 str = lmem;
626 lmem += (len = strlen(lmem)) + 1;
627 flg = *(LPDWORD)lmem;
628 eid = *(LPWORD)(lmem + sizeof(DWORD));
629 lmem += sizeof(DWORD) + sizeof(WORD);
630 /* EPP TRACE("\tcmd='%s' inCst=%s\n", str, inCst ? "Y" : "N"); */
631
632 switch (eid) {
633 case MCI_CONSTANT:
634 inCst = TRUE; cflg = flg; break;
635 case MCI_END_CONSTANT:
636 /* there may be additional integral values after flag in constant */
637 if (inCst && MCI_GetDWord(&(data[offset]), &args)) {
638 *dwFlags |= cflg;
639 }
640 inCst = FALSE; cflg = 0;
641 break;
642 }
643
644 if (strncasecmp(args, str, len) == 0 &&
645 (args[len] == 0 || args[len] == ' ')) {
646 /* store good values into data[] */
647 args += len;
648 if (*args == ' ') args++;
649 found = TRUE;
650
651 switch (eid) {
652 case MCI_COMMAND_HEAD:
653 case MCI_RETURN:
654 case MCI_END_COMMAND:
655 case MCI_END_COMMAND_LIST:
656 case MCI_CONSTANT: /* done above */
657 case MCI_END_CONSTANT: /* done above */
658 break;
659 case MCI_FLAG:
660 *dwFlags |= flg;
661 break;
662 case MCI_INTEGER:
663 if (inCst) {
664 data[offset] |= flg;
665 *dwFlags |= cflg;
666 inCst = FALSE;
667 } else {
668 *dwFlags |= flg;
669 if (!MCI_GetDWord(&(data[offset]), &args)) {
670 return MCIERR_BAD_INTEGER;
671 }
672 }
673 break;
674 case MCI_RECT:
675 /* store rect in data (offset...offset+3) */
676 *dwFlags |= flg;
677 if (!MCI_GetDWord(&(data[offset+0]), &args) ||
678 !MCI_GetDWord(&(data[offset+1]), &args) ||
679 !MCI_GetDWord(&(data[offset+2]), &args) ||
680 !MCI_GetDWord(&(data[offset+3]), &args)) {
681 ERR("Bad rect '%s'\n", args);
682 return MCIERR_BAD_INTEGER;
683 }
684 break;
685 case MCI_STRING:
686 *dwFlags |= flg;
687 if ((dwRet = MCI_GetString((LPSTR*)&data[offset], &args)))
688 return dwRet;
689 break;
690 default: ERR("oops");
691 }
692 /* exit inside while loop */
693 eid = MCI_END_COMMAND;
694 } else {
695 /* have offset incremented if needed */
696 switch (eid) {
697 case MCI_COMMAND_HEAD:
698 case MCI_RETURN:
699 case MCI_END_COMMAND:
700 case MCI_END_COMMAND_LIST:
701 case MCI_CONSTANT:
702 case MCI_FLAG: break;
703 case MCI_INTEGER: if (!inCst) offset++; break;
704 case MCI_END_CONSTANT:
705 case MCI_STRING: offset++; break;
706 case MCI_RECT: offset += 4; break;
707 default: ERR("oops");
708 }
709 }
710 } while (eid != MCI_END_COMMAND);
711 if (!found) {
712 TRACE("Optarg '%s' not found\n", args);
713 return MCIERR_UNRECOGNIZED_COMMAND;
714 }
715 if (offset == MCI_DATA_SIZE) {
716 ERR("Internal data[] buffer overflow\n");
717 return MCIERR_PARSER_INTERNAL;
718 }
719 }
720 return 0;
721 }
722
723 /**************************************************************************
724 * MCI_HandleReturnValues [internal]
725 */
726 static DWORD MCI_HandleReturnValues(LPWINE_MM_IDATA iData, DWORD dwRet,
727 LPWINE_MCIDRIVER wmd, LPCSTR lpCmd, LPDWORD data,
728 LPSTR lpstrRet, UINT uRetLen)
729 {
730 if (lpstrRet) {
731 switch (MCI_GetReturnType(lpCmd)) {
732 case 0: /* nothing to return */
733 break;
734 case MCI_INTEGER:
735 switch (dwRet & 0xFFFF0000ul) {
736 case 0:
737 case MCI_INTEGER_RETURNED:
738 wsnprintfA(lpstrRet, uRetLen, "%ld", data[1]);
739 break;
740 case MCI_RESOURCE_RETURNED:
741 /* return string which ID is HIWORD(data[1]),
742 * string is loaded from mmsystem.dll */
743 LoadStringA(iData->hWinMM32Instance, HIWORD(data[1]),
744 lpstrRet, uRetLen);
745 break;
746 case MCI_RESOURCE_RETURNED|MCI_RESOURCE_DRIVER:
747 /* return string which ID is HIWORD(data[1]),
748 * string is loaded from driver */
749 LoadStringA(wmd->hDrv, HIWORD(data[1]), lpstrRet, uRetLen);
750 break;
751 case MCI_COLONIZED3_RETURN:
752 wsnprintfA(lpstrRet, uRetLen, "%d:%d:%d",
753 LOBYTE(LOWORD(data[1])), HIBYTE(LOWORD(data[1])),
754 LOBYTE(HIWORD(data[1])));
755 break;
756 case MCI_COLONIZED4_RETURN:
757 wsnprintfA(lpstrRet, uRetLen, "%d:%d:%d:%d",
758 LOBYTE(LOWORD(data[1])), HIBYTE(LOWORD(data[1])),
759 LOBYTE(HIWORD(data[1])), HIBYTE(HIWORD(data[1])));
760 break;
761 default: ERR("Ooops (%04X)\n", HIWORD(dwRet));
762 }
763 break;
764 case MCI_STRING:
765 switch (dwRet & 0xFFFF0000ul) {
766 case 0:
767 /* nothing to do data[1] == lpstrRet */
768 break;
769 case MCI_INTEGER_RETURNED:
770 data[1] = *(LPDWORD)lpstrRet;
771 wsnprintfA(lpstrRet, uRetLen, "%ld", data[1]);
772 break;
773 default:
774 WARN("Oooch. MCI_STRING and HIWORD(dwRet)=%04x\n", HIWORD(dwRet));
775 break;
776 }
777 break;
778 case MCI_RECT:
779 if (dwRet & 0xFFFF0000ul)
780 WARN("Oooch. MCI_STRING and HIWORD(dwRet)=%04x\n", HIWORD(dwRet));
781 wsnprintfA(lpstrRet, uRetLen, "%ld %ld %ld %ld",
782 data[1], data[2], data[3], data[4]);
783 break;
784 default: ERR("oops\n");
785 }
786 }
787 return LOWORD(dwRet);
788 }
789
790 /**************************************************************************
791 * mciSendStringA [MMSYSTEM.702][WINMM.51]
792 */
793 DWORD WINAPI mciSendStringA(LPCSTR lpstrCommand, LPSTR lpstrRet,
794 UINT uRetLen, HWND hwndCallback)
795 {
796 LPSTR verb, dev, args;
797 LPWINE_MCIDRIVER wmd = 0;
798 DWORD dwFlags = 0, dwRet = 0;
799 int offset = 0;
800 DWORD data[MCI_DATA_SIZE];
801 LPCSTR lpCmd = 0;
802 LPWINE_MM_IDATA iData = MULTIMEDIA_GetIData();
803
804 TRACE("('%s', %p, %d, %X)\n", lpstrCommand, lpstrRet, uRetLen, hwndCallback);
805
806 /* format is <command> <device> <optargs> */
807 if (!(verb = HEAP_strdupA(GetProcessHeap(), 0, lpstrCommand)))
808 return MCIERR_OUT_OF_MEMORY;
809
810 memset(data, 0, sizeof(data));
811
812 if (!(args = strchr(verb, ' '))) {
813 dwRet = MCIERR_MISSING_DEVICE_NAME;
814 goto errCleanUp;
815 }
816 *args++ = '\0';
817 if ((dwRet = MCI_GetString(&dev, &args))) {
818 goto errCleanUp;
819 }
820
821 /* case dev == 'new' has to be handled */
822 if (!strcasecmp(dev, "new")) {
823 FIXME("'new': NIY as device name\n");
824 dwRet = MCIERR_MISSING_DEVICE_NAME;
825 goto errCleanUp;
826 }
827
828 /* otherwise, try to grab devType from open */
829 if (!strcmp(verb, "open")) {
830 LPSTR devType, tmp;
831
832 if ((devType = strchr(dev, '!')) != NULL) {
833 *devType++ = '\0';
834 tmp = devType; devType = dev; dev = tmp;
835
836 dwFlags |= MCI_OPEN_TYPE;
837 data[2] = (DWORD)devType;
838 devType = CharUpperA(HEAP_strdupA(GetProcessHeap(), 0, devType));
839 } else {
840 if ((devType = strstr(args, "type ")) != NULL) {
841 devType += 5;
842 tmp = strchr(devType, ' ');
843 if (tmp) *tmp = '\0';
844 devType = CharUpperA(HEAP_strdupA(GetProcessHeap(), 0, devType));
845 if (tmp) *tmp = ' ';
846 /* dwFlags and data[2] will be correctly set in ParseOpt loop */
847 } else {
848 char buf[32];
849 if ((dwRet = MCI_GetDevTypeFromFileName(dev, buf, sizeof(buf))))
850 goto errCleanUp;
851
852 devType = CharUpperA(HEAP_strdupA(GetProcessHeap(), 0, buf));
853 }
854 dwFlags |= MCI_OPEN_ELEMENT;
855 data[3] = (DWORD)dev;
856 }
857 dwRet = MCI_LoadMciDriver(iData, devType, &wmd);
858 HeapFree(GetProcessHeap(), 0, devType);
859 if (dwRet) {
860 MCI_UnLoadMciDriver(iData, wmd);
861 goto errCleanUp;
862 }
863 } else {
864 wmd = MCI_GetDriver(mciGetDeviceIDA(dev));
865 if (!wmd) {
866 FIXME("Oooch: couldn't find driver for '%s' in '%s'; automatic open is NIY\n",
867 dev, lpstrCommand);
868 dwRet = MCIERR_INVALID_DEVICE_ID;
869 goto errCleanUp;
870 }
871 }
872
873 /* get the verb in the different command tables */
874 /* try the device specific command table */
875 if (wmd) lpCmd = MCI_FindCommand(wmd->uSpecificCmdTable, verb);
876 /* try the type specific command table */
877 if (!lpCmd) {
878 if (wmd && wmd->uTypeCmdTable == MCI_COMMAND_TABLE_NOT_LOADED)
879 wmd->uTypeCmdTable = MCI_GetCommandTable(iData, wmd->wType);
880 if (wmd && wmd->uTypeCmdTable != MCI_NO_COMMAND_TABLE)
881 lpCmd = MCI_FindCommand(wmd->uTypeCmdTable, verb);
882 }
883 /* try core command table */
884 if (!lpCmd) lpCmd = MCI_FindCommand(MCI_GetCommandTable(iData, 0), verb);
885
886 if (!lpCmd) {
887 TRACE("Command '%s' not found!\n", verb);
888 dwRet = MCIERR_UNRECOGNIZED_COMMAND;
889 goto errCleanUp;
890 }
891
892 /* set up call back */
893 if (hwndCallback != 0) {
894 dwFlags |= MCI_NOTIFY;
895 data[0] = (DWORD)hwndCallback;
896 }
897
898 /* set return information */
899 switch (MCI_GetReturnType(lpCmd)) {
900 case 0: offset = 1; break;
901 case MCI_INTEGER: offset = 2; break;
902 case MCI_STRING: data[1] = (DWORD)lpstrRet; data[2] = uRetLen; offset = 3; break;
903 case MCI_RECT: offset = 5; break;
904 default: ERR("oops\n");
905 }
906
907 TRACE("verb='%s' on dev='%s'; offset=%d\n", verb, dev, offset);
908
909 if ((dwRet = MCI_ParseOptArgs(data, offset, lpCmd, args, &dwFlags)))
910 goto errCleanUp;
911
912 if (lpstrRet && uRetLen) *lpstrRet = '\0';
913
914 #define STR_OF(_x) (IsBadReadPtr((char*)_x,1)?"?":(char*)(_x))
915 TRACE("[%d, %s, %08lx, %08lx/%s %08lx/%s %08lx/%s %08lx/%s %08lx/%s %08lx/%s]\n",
916 wmd->wDeviceID, MCI_MessageToString(MCI_GetMessage(lpCmd)), dwFlags,
917 data[0], STR_OF(data[0]), data[1], STR_OF(data[1]),
918 data[2], STR_OF(data[2]), data[3], STR_OF(data[3]),
919 data[4], STR_OF(data[4]), data[5], STR_OF(data[5]));
920 #undef STR_OF
921
922 if (strcmp(verb, "open") == 0) {
923 if ((dwRet = MCI_FinishOpen(wmd, (LPMCI_OPEN_PARMSA)data, dwFlags)))
924 MCI_UnLoadMciDriver(iData, wmd);
925 /* FIXME: notification is not properly shared across two opens */
926 } else {
927 dwRet = MCI_SendCommand(wmd->wDeviceID, MCI_GetMessage(lpCmd), dwFlags, (DWORD)data, TRUE);
928 }
929 TRACE("=> 1/ %lx (%s)\n", dwRet, lpstrRet);
930 if (dwRet) goto errCleanUp;
931
932 dwRet = MCI_HandleReturnValues(iData, dwRet, wmd, lpCmd, data, lpstrRet, uRetLen);
933 TRACE("=> 2/ %lx (%s)\n", dwRet, lpstrRet);
934
935 errCleanUp:
936 HeapFree(GetProcessHeap(), 0, verb);
937 return dwRet;
938 }
939
940 /**************************************************************************
941 * mciSendStringW [WINMM.52]
942 */
943 DWORD WINAPI mciSendStringW(LPCWSTR lpwstrCommand, LPSTR lpstrRet,
944 UINT uRetLen, HWND hwndCallback)
945 {
946 LPSTR lpstrCommand;
947 UINT ret;
948
949 /* FIXME: is there something to do with lpstrReturnString ? */
950 lpstrCommand = HEAP_strdupWtoA(GetProcessHeap(), 0, lpwstrCommand);
951 ret = mciSendStringA(lpstrCommand, lpstrRet, uRetLen, hwndCallback);
952 HeapFree(GetProcessHeap(), 0, lpstrCommand);
953 return ret;
954 }
955
956 /**************************************************************************
957 * mciSendString16 [MMSYSTEM.702]
958 */
959 DWORD WINAPI mciSendString16(LPCSTR lpstrCommand, LPSTR lpstrRet,
960 UINT16 uRetLen, HWND16 hwndCallback)
961 {
962 return mciSendStringA(lpstrCommand, lpstrRet, uRetLen, hwndCallback);
963 }
964
965 /**************************************************************************
966 * mciExecute [WINMM.38]
967 */
968 DWORD WINAPI mciExecute(LPCSTR lpstrCommand)
969 {
970 char strRet[256];
971 DWORD ret;
972
973 TRACE("(%s)!\n", lpstrCommand);
974
975 ret = mciSendString16(lpstrCommand, strRet, sizeof(strRet), 0);
976 if (ret != 0) {
977 if (!mciGetErrorStringA(ret, strRet, sizeof(strRet))) {
978 sprintf(strRet, "Unknown MCI error (%ld)", ret);
979 }
980 MessageBoxA(0, strRet, "Error in mciExecute()", MB_OK);
981 }
982 /* FIXME: what shall I return ? */
983 return 0;
984 }
985
986 /**************************************************************************
987 * mciLoadCommandResource [MMSYSTEM.705]
988 */
989 UINT16 WINAPI mciLoadCommandResource16(HANDLE16 hInst, LPCSTR resname, UINT16 type)
990 {
991 HRSRC hRsrc = 0;
992 HGLOBAL hMem;
993 UINT16 ret = MCI_NO_COMMAND_TABLE;
994 LPWINE_MM_IDATA iData = MULTIMEDIA_GetIData();
995
996 TRACE("(%04x, %s, %d)!\n", hInst, resname, type);
997
998 /* if file exists "resname.mci", then load resource "resname" from it
999 * otherwise directly from driver
1000 * We don't support it (who uses this feature ?), but we check anyway
1001 */
1002 if (!type) {
1003 char buf[128];
1004 OFSTRUCT ofs;
1005
1006 strcat(strcpy(buf, resname), ".mci");
1007 if (OpenFile(buf, &ofs, OF_EXIST) != HFILE_ERROR) {
1008 FIXME("NIY: command table to be loaded from '%s'\n", ofs.szPathName);
1009 }
1010 }
1011 if (!(hRsrc = FindResourceA(hInst, resname, (LPCSTR)RT_RCDATAA))) {
1012 WARN("No command table found in resource\n");
1013 } else if ((hMem = LoadResource(hInst, hRsrc))) {
1014 ret = MCI_SetCommandTable(iData, hMem, type);
1015 } else {
1016 WARN("Couldn't load resource.\n");
1017 }
1018 TRACE("=> %04x\n", ret);
1019 return ret;
1020 }
1021
1022 /**************************************************************************
1023 * mciFreeCommandResource [MMSYSTEM.713]
1024 */
1025 BOOL16 WINAPI mciFreeCommandResource16(UINT16 uTable)
1026 {
1027 TRACE("(%04x)!\n", uTable);
1028
1029 return MCI_DeleteCommandTable(uTable);
1030 }
1031
1032 /**************************************************************************
1033 * mciLoadCommandResource [WINMM.48]
1034 *
1035 * Strangely, this function only exists as an UNICODE one.
1036 */
1037 UINT WINAPI mciLoadCommandResource(HINSTANCE hinst, LPCWSTR resNameW, UINT type)
1038 {
1039 LPSTR resNameA;
1040 UINT ret;
1041
1042 TRACE("(%04x, %s, %d)!\n", hinst, debugstr_w(resNameW), type);
1043
1044 resNameA = HEAP_strdupWtoA(GetProcessHeap(), 0, resNameW);
1045 ret = mciLoadCommandResource16(hinst, resNameA, type);
1046 HeapFree(GetProcessHeap(), 0, resNameA);
1047 return ret;
1048 }
1049
1050 /**************************************************************************
1051 * mciFreeCommandResource [WINMM.39]
1052 */
1053 BOOL WINAPI mciFreeCommandResource(UINT uTable)
1054 {
1055 TRACE("(%08x)!\n", uTable);
1056
1057 return mciFreeCommandResource16(uTable);
1058 }
1059
1060 typedef enum {
1061 MCI_MAP_NOMEM, /* ko, memory problem */
1062 MCI_MAP_MSGERROR, /* ko, unknown message */
1063 MCI_MAP_OK, /* ok, no memory allocated. to be sent to the proc. */
1064 MCI_MAP_OKMEM, /* ok, some memory allocated, need to call UnMapMsg. to be sent to the proc. */
1065 MCI_MAP_PASS /* not handled (no memory allocated) to be sent to the driver */
1066 } MCI_MapType;
1067
1068 /**************************************************************************
1069 * MCI_MapMsg16To32A [internal]
1070 */
1071 static MCI_MapType MCI_MapMsg16To32A(WORD uDevType, WORD wMsg, DWORD* lParam)
1072 {
1073 if (*lParam == 0)
1074 return MCI_MAP_OK;
1075 /* FIXME: to add also (with seg/linear modifications to do):
1076 * MCI_LIST, MCI_LOAD, MCI_QUALITY, MCI_RESERVE, MCI_RESTORE, MCI_SAVE
1077 * MCI_SETAUDIO, MCI_SETTUNER, MCI_SETVIDEO
1078 */
1079 switch (wMsg) {
1080 /* case MCI_CAPTURE */
1081 case MCI_CLOSE:
1082 case MCI_CLOSE_DRIVER:
1083 /* case MCI_CONFIGURE:*/
1084 case MCI_COPY:
1085 case MCI_CUE:
1086 case MCI_CUT:
1087 case MCI_DELETE:
1088 case MCI_FREEZE:
1089 case MCI_GETDEVCAPS:
1090 /* case MCI_INDEX: */
1091 /* case MCI_MARK: */
1092 /* case MCI_MONITOR: */
1093 case MCI_PASTE:
1094 case MCI_PAUSE:
1095 case MCI_PLAY:
1096 case MCI_PUT:
1097 case MCI_REALIZE:
1098 case MCI_RECORD:
1099 case MCI_RESUME:
1100 case MCI_SEEK:
1101 case MCI_SET:
1102 /* case MCI_SETTIMECODE:*/
1103 /* case MCI_SIGNAL:*/
1104 case MCI_SPIN:
1105 case MCI_STATUS: /* FIXME: is wrong for digital video */
1106 case MCI_STEP:
1107 case MCI_STOP:
1108 /* case MCI_UNDO: */
1109 case MCI_UNFREEZE:
1110 case MCI_UPDATE:
1111 case MCI_WHERE:
1112 *lParam = (DWORD)PTR_SEG_TO_LIN(*lParam);
1113 return MCI_MAP_OK;
1114 case MCI_WINDOW:
1115 /* in fact, I would also need the dwFlags... to see
1116 * which members of lParam are effectively used
1117 */
1118 *lParam = (DWORD)PTR_SEG_TO_LIN(*lParam);
1119 FIXME("Current mapping may be wrong\n");
1120 break;
1121 case MCI_BREAK:
1122 {
1123 LPMCI_BREAK_PARMS mbp32 = HeapAlloc(GetProcessHeap(), 0, sizeof(MCI_BREAK_PARMS));
1124 LPMCI_BREAK_PARMS16 mbp16 = PTR_SEG_TO_LIN(*lParam);
1125
1126 if (mbp32) {
1127 mbp32->dwCallback = mbp16->dwCallback;
1128 mbp32->nVirtKey = mbp16->nVirtKey;
1129 mbp32->hwndBreak = mbp16->hwndBreak;
1130 } else {
1131 return MCI_MAP_NOMEM;
1132 }
1133 *lParam = (DWORD)mbp32;
1134 }
1135 return MCI_MAP_OKMEM;
1136 case MCI_ESCAPE:
1137 {
1138 LPMCI_VD_ESCAPE_PARMSA mvep32a = HeapAlloc(GetProcessHeap(), 0, sizeof(MCI_VD_ESCAPE_PARMSA));
1139 LPMCI_VD_ESCAPE_PARMS16 mvep16 = PTR_SEG_TO_LIN(*lParam);
1140
1141 if (mvep32a) {
1142 mvep32a->dwCallback = mvep16->dwCallback;
1143 mvep32a->lpstrCommand = PTR_SEG_TO_LIN(mvep16->lpstrCommand);
1144 } else {
1145 return MCI_MAP_NOMEM;
1146 }
1147 *lParam = (DWORD)mvep32a;
1148 }
1149 return MCI_MAP_OKMEM;
1150 case MCI_INFO:
1151 {
1152 LPMCI_INFO_PARMSA mip32a = HeapAlloc(GetProcessHeap(), 0, sizeof(MCI_INFO_PARMSA));
1153 LPMCI_INFO_PARMS16 mip16 = PTR_SEG_TO_LIN(*lParam);
1154
1155 /* FIXME this is wrong if device is of type
1156 * MCI_DEVTYPE_DIGITAL_VIDEO, some members are not mapped
1157 */
1158 if (mip32a) {
1159 mip32a->dwCallback = mip16->dwCallback;
1160 mip32a->lpstrReturn = PTR_SEG_TO_LIN(mip16->lpstrReturn);
1161 mip32a->dwRetSize = mip16->dwRetSize;
1162 } else {
1163 return MCI_MAP_NOMEM;
1164 }
1165 *lParam = (DWORD)mip32a;
1166 }
1167 return MCI_MAP_OKMEM;
1168 case MCI_OPEN:
1169 case MCI_OPEN_DRIVER:
1170 {
1171 LPMCI_OPEN_PARMSA mop32a = HeapAlloc(GetProcessHeap(), 0, sizeof(LPMCI_OPEN_PARMS16) + sizeof(MCI_OPEN_PARMSA) + 2 * sizeof(DWORD));
1172 LPMCI_OPEN_PARMS16 mop16 = PTR_SEG_TO_LIN(*lParam);
1173
1174 if (mop32a) {
1175 *(LPMCI_OPEN_PARMS16*)(mop32a) = mop16;
1176 mop32a = (LPMCI_OPEN_PARMSA)((char*)mop32a + sizeof(LPMCI_OPEN_PARMS16));
1177 mop32a->dwCallback = mop16->dwCallback;
1178 mop32a->wDeviceID = mop16->wDeviceID;
1179 mop32a->lpstrDeviceType = PTR_SEG_TO_LIN(mop16->lpstrDeviceType);
1180 mop32a->lpstrElementName = PTR_SEG_TO_LIN(mop16->lpstrElementName);
1181 mop32a->lpstrAlias = PTR_SEG_TO_LIN(mop16->lpstrAlias);
1182 /* copy extended information if any...
1183 * FIXME: this may seg fault if initial structure does not contain them and
1184 * the reads after msip16 fail under LDT limits...
1185 * NOTE: this should be split in two. First pass, while calling MCI_OPEN, and
1186 * should not take care of extended parameters, and should be used by MCI_Open
1187 * to fetch uDevType. When, this is known, the mapping for sending the
1188 * MCI_OPEN_DRIVER shall be done depending on uDevType.
1189 */
1190 memcpy(mop32a + 1, mop16 + 1, 2 * sizeof(DWORD));
1191 } else {
1192 return MCI_MAP_NOMEM;
1193 }
1194 *lParam = (DWORD)mop32a;
1195 }
1196 return MCI_MAP_OKMEM;
1197 case MCI_SYSINFO:
1198 {
1199 LPMCI_SYSINFO_PARMSA msip32a = HeapAlloc(GetProcessHeap(), 0, sizeof(MCI_SYSINFO_PARMSA));
1200 LPMCI_SYSINFO_PARMS16 msip16 = PTR_SEG_TO_LIN(*lParam);
1201
1202 if (msip32a) {
1203 msip32a->dwCallback = msip16->dwCallback;
1204 msip32a->lpstrReturn = PTR_SEG_TO_LIN(msip16->lpstrReturn);
1205 msip32a->dwRetSize = msip16->dwRetSize;
1206 msip32a->dwNumber = msip16->dwNumber;
1207 msip32a->wDeviceType = msip16->wDeviceType;
1208 } else {
1209 return MCI_MAP_NOMEM;
1210 }
1211 *lParam = (DWORD)msip32a;
1212 }
1213 return MCI_MAP_OKMEM;
1214 case DRV_LOAD:
1215 case DRV_ENABLE:
1216 case DRV_OPEN:
1217 case DRV_CLOSE:
1218 case DRV_DISABLE:
1219 case DRV_FREE:
1220 case DRV_CONFIGURE:
1221 case DRV_QUERYCONFIGURE:
1222 case DRV_INSTALL:
1223 case DRV_REMOVE:
1224 case DRV_EXITSESSION:
1225 case DRV_EXITAPPLICATION:
1226 case DRV_POWER:
1227 FIXME("This is a hack\n");
1228 return MCI_MAP_OK;
1229
1230 default:
1231 WARN("Don't know how to map msg=%s\n", MCI_MessageToString(wMsg));
1232 }
1233 return MCI_MAP_MSGERROR;
1234 }
1235
1236 /**************************************************************************
1237 * MCI_UnMapMsg16To32A [internal]
1238 */
1239 static MCI_MapType MCI_UnMapMsg16To32A(WORD uDevType, WORD wMsg, DWORD lParam)
1240 {
1241 switch (wMsg) {
1242 /* case MCI_CAPTURE */
1243 case MCI_CLOSE:
1244 case MCI_CLOSE_DRIVER:
1245 /* case MCI_CONFIGURE:*/
1246 case MCI_COPY:
1247 case MCI_CUE:
1248 case MCI_CUT:
1249 case MCI_DELETE:
1250 case MCI_FREEZE:
1251 case MCI_GETDEVCAPS:
1252 /* case MCI_INDEX: */
1253 /* case MCI_MARK: */
1254 /* case MCI_MONITOR: */
1255 case MCI_PASTE:
1256 case MCI_PAUSE:
1257 case MCI_PLAY:
1258 case MCI_PUT:
1259 case MCI_REALIZE:
1260 case MCI_RECORD:
1261 case MCI_RESUME:
1262 case MCI_SEEK:
1263 case MCI_SET:
1264 /* case MCI_SETTIMECODE:*/
1265 /* case MCI_SIGNAL:*/
1266 case MCI_SPIN:
1267 case MCI_STATUS:
1268 case MCI_STEP:
1269 case MCI_STOP:
1270 /* case MCI_UNDO: */
1271 case MCI_UNFREEZE:
1272 case MCI_UPDATE:
1273 case MCI_WHERE:
1274 return MCI_MAP_OK;
1275
1276 case MCI_WINDOW:
1277 /* FIXME ?? see Map function */
1278 return MCI_MAP_OK;
1279
1280 case MCI_BREAK:
1281 case MCI_ESCAPE:
1282 case MCI_INFO:
1283 case MCI_SYSINFO:
1284 HeapFree(GetProcessHeap(), 0, (LPVOID)lParam);
1285 return MCI_MAP_OK;
1286 case MCI_OPEN:
1287 case MCI_OPEN_DRIVER:
1288 if (lParam) {
1289 LPMCI_OPEN_PARMSA mop32a = (LPMCI_OPEN_PARMSA)lParam;
1290 LPMCI_OPEN_PARMS16 mop16 = *(LPMCI_OPEN_PARMS16*)((char*)mop32a - sizeof(LPMCI_OPEN_PARMS16));
1291
1292 mop16->wDeviceID = mop32a->wDeviceID;
1293 if (!HeapFree(GetProcessHeap(), 0, (LPVOID)(lParam - sizeof(LPMCI_OPEN_PARMS16))))
1294 FIXME("bad free line=%d\n", __LINE__);
1295 }
1296 return MCI_MAP_OK;
1297 case DRV_LOAD:
1298 case DRV_ENABLE:
1299 case DRV_OPEN:
1300 case DRV_CLOSE:
1301 case DRV_DISABLE:
1302 case DRV_FREE:
1303 case DRV_CONFIGURE:
1304 case DRV_QUERYCONFIGURE:
1305 case DRV_INSTALL:
1306 case DRV_REMOVE:
1307 case DRV_EXITSESSION:
1308 case DRV_EXITAPPLICATION:
1309 case DRV_POWER:
1310 FIXME("This is a hack\n");
1311 return MCI_MAP_OK;
1312 default:
1313 FIXME("Map/Unmap internal error on msg=%s\n", MCI_MessageToString(wMsg));
1314 }
1315 return MCI_MAP_MSGERROR;
1316 }
1317
1318 /*
1319 * 0000 stop
1320 * 0001 squeeze signed 4 bytes to 2 bytes *( LPINT16)D = ( INT16)*( LPINT16)S; D += 2; S += 4
1321 * 0010 squeeze unsigned 4 bytes to 2 bytes *(LPUINT16)D = (UINT16)*(LPUINT16)S; D += 2; S += 4
1322 * 0100
1323 * 0101
1324 * 0110 zero 4 bytes *(DWORD)D = 0 D += 4; S += 4
1325 * 0111 copy string *(LPSTR*)D = seg dup(*(LPSTR*)S) D += 4; S += 4
1326 * 1xxx copy xxx + 1 bytes memcpy(D, S, xxx + 1); D += xxx+1; S += xxx+1
1327 */
1328
1329 /**************************************************************************
1330 * MCI_MsgMapper32To16_Create [internal]
1331 *
1332 * Helper for MCI_MapMsg32ATo16.
1333 * Maps the 32 bit pointer (*ptr), of size bytes, to an allocated 16 bit
1334 * segmented pointer.
1335 * map contains a list of action to be performed for the mapping (see list
1336 * above)
1337 * if keep is TRUE, keeps track of in 32 bit ptr in allocated 16 bit area.
1338 */
1339 static MCI_MapType MCI_MsgMapper32To16_Create(void** ptr, int size16, DWORD map, BOOLEAN keep)
1340 {
1341 void* lp = SEGPTR_ALLOC((keep ? sizeof(void**) : 0) + size16);
1342 LPBYTE p16, p32;
1343
1344 if (!lp) {
1345 return MCI_MAP_NOMEM;
1346 }
1347 p32 = (LPBYTE)(*ptr);
1348 if (keep) {
1349 *(void**)lp = *ptr;
1350 p16 = (LPBYTE)lp + sizeof(void**);
1351 *ptr = (char*)SEGPTR_GET(lp) + sizeof(void**);
1352 } else {
1353 p16 = lp;
1354 *ptr = (void*)SEGPTR_GET(lp);
1355 }
1356
1357 if (map == 0) {
1358 memcpy(p16, p32, size16);
1359 } else {
1360 unsigned nibble;
1361 unsigned sz;
1362
1363 while (map & 0xF) {
1364 nibble = map & 0xF;
1365 if (nibble & 0x8) {
1366 sz = (nibble & 7) + 1;
1367 memcpy(p16, p32, sz);
1368 p16 += sz;
1369 p32 += sz;
1370 size16 -= sz; /* DEBUG only */
1371 } else {
1372 switch (nibble) {
1373 case 0x1: *( LPINT16)p16 = ( INT16)*( LPINT16)p32; p16 += 2; p32 += 4; size16 -= 2; break;
1374 case 0x2: *(LPUINT16)p16 = (UINT16)*(LPUINT16)p32; p16 += 2; p32 += 4; size16 -= 2; break;
1375 case 0x6: *(LPDWORD)p16 = 0; p16 += 4; p32 += 4; size16 -= 4; break;
1376 case 0x7: *(LPDWORD)p16 = SEGPTR_GET(SEGPTR_STRDUP(*(LPSTR*)p32));p16 += 4; p32 += 4; size16 -= 4; break;
1377 default: FIXME("Unknown nibble for mapping (%x)\n", nibble);
1378 }
1379 }
1380 map >>= 4;
1381 }
1382 if (size16 != 0) /* DEBUG only */
1383 FIXME("Mismatch between 16 bit struct size and map nibbles serie\n");
1384 }
1385 return MCI_MAP_OKMEM;
1386 }
1387
1388 /**************************************************************************
1389 * MCI_MsgMapper32To16_Destroy [internal]
1390 *
1391 * Helper for MCI_UnMapMsg32ATo16.
1392 */
1393 static MCI_MapType MCI_MsgMapper32To16_Destroy(void* ptr, int size16, DWORD map, BOOLEAN kept)
1394 {
1395 if (ptr) {
1396 void* msg16 = PTR_SEG_TO_LIN(ptr);
1397 void* alloc;
1398 LPBYTE p32, p16;
1399 unsigned nibble;
1400
1401 if (kept) {
1402 alloc = (char*)msg16 - sizeof(void**);
1403 p32 = *(void**)alloc;
1404 p16 = msg16;
1405
1406 if (map == 0) {
1407 memcpy(p32, p16, size16);
1408 } else {
1409 while (map & 0xF) {
1410 nibble = map & 0xF;
1411 if (nibble & 0x8) {
1412 memcpy(p32, p16, (nibble & 7) + 1);
1413 p16 += (nibble & 7) + 1;
1414 p32 += (nibble & 7) + 1;
1415 size16 -= (nibble & 7) + 1;
1416 } else {
1417 switch (nibble) {
1418 case 0x1: *( LPINT)p32 = *( LPINT16)p16; p16 += 2; p32 += 4; size16 -= 2; break;
1419 case 0x2: *(LPUINT)p32 = *(LPUINT16)p16; p16 += 2; p32 += 4; size16 -= 2; break;
1420 case 0x6: p16 += 4; p32 += 4; size16 -= 4; break;
1421 case 0x7: strcpy(*(LPSTR*)p32, PTR_SEG_TO_LIN(*(DWORD*)p16));
1422 if (!SEGPTR_FREE(PTR_SEG_TO_LIN(*(DWORD*)p16))) {
1423 FIXME("bad free line=%d\n", __LINE__);
1424 }
1425 p16 += 4; p32 += 4; size16 -= 4; break;
1426 default: FIXME("Unknown nibble for mapping (%x)\n", nibble);
1427 }
1428 }
1429 map >>= 4;
1430 }
1431 if (size16 != 0) /* DEBUG only */
1432 FIXME("Mismatch between 16 bit struct size and map nibbles serie\n");
1433 }
1434 } else {
1435 alloc = msg16;
1436 }
1437
1438 if (!SEGPTR_FREE(alloc)) {
1439 FIXME("bad free line=%d\n", __LINE__);
1440 }
1441 }
1442 return MCI_MAP_OK;
1443 }
1444
1445 /**************************************************************************
1446 * MCI_MapMsg32ATo16 [internal]
1447 *
1448 * Map a 32-A bit MCI message to a 16 bit MCI message.
1449 */
1450 static MCI_MapType MCI_MapMsg32ATo16(WORD uDevType, WORD wMsg, DWORD dwFlags, DWORD* lParam)
1451 {
1452 int size;
1453 BOOLEAN keep = FALSE;
1454 DWORD map = 0;
1455
1456 if (*lParam == 0)
1457 return MCI_MAP_OK;
1458
1459 /* FIXME: to add also (with seg/linear modifications to do):
1460 * MCI_LIST, MCI_LOAD, MCI_QUALITY, MCI_RESERVE, MCI_RESTORE, MCI_SAVE
1461 * MCI_SETAUDIO, MCI_SETTUNER, MCI_SETVIDEO
1462 */
1463 switch (wMsg) {
1464 case MCI_BREAK:
1465 size = sizeof(MCI_BREAK_PARMS);
1466 break;
1467 /* case MCI_CAPTURE */
1468 case MCI_CLOSE:
1469 case MCI_CLOSE_DRIVER:
1470 size = sizeof(MCI_GENERIC_PARMS);
1471 break;
1472 /* case MCI_CONFIGURE:*/
1473 /* case MCI_COPY: */
1474 case MCI_CUE:
1475 switch (uDevType) {
1476 case MCI_DEVTYPE_DIGITAL_VIDEO: size = sizeof(MCI_DGV_CUE_PARMS); break;
1477 case MCI_DEVTYPE_VCR: /*size = sizeof(MCI_VCR_CUE_PARMS); break;*/ FIXME("NIY vcr\n"); return MCI_MAP_NOMEM;
1478 default: size = sizeof(MCI_GENERIC_PARMS); break;
1479 }
1480 break;
1481 /* case MCI_CUT:*/
1482 case MCI_DELETE:
1483 switch (uDevType) {
1484 case MCI_DEVTYPE_DIGITAL_VIDEO: size = sizeof(MCI_DGV_DELETE_PARMS16); map = 0x0F1111FB; break;
1485 case MCI_DEVTYPE_WAVEFORM_AUDIO:size = sizeof(MCI_WAVE_DELETE_PARMS); break;
1486 default: size = sizeof(MCI_GENERIC_PARMS); break;
1487 }
1488 break;
1489 /* case MCI_ESCAPE: */
1490 case MCI_FREEZE:
1491 switch (uDevType) {
1492 case MCI_DEVTYPE_DIGITAL_VIDEO: size = sizeof(MCI_DGV_FREEZE_PARMS); map = 0x0001111B; break;
1493 case MCI_DEVTYPE_OVERLAY: size = sizeof(MCI_OVLY_RECT_PARMS); map = 0x0001111B; break;
1494 default: size = sizeof(MCI_GENERIC_PARMS); break;
1495 }
1496 break;
1497 case MCI_GETDEVCAPS:
1498 keep = TRUE;
1499 size = sizeof(MCI_GETDEVCAPS_PARMS);
1500 break;
1501 /* case MCI_INDEX: */
1502 case MCI_INFO:
1503 {
1504 LPMCI_INFO_PARMSA mip32a = (LPMCI_INFO_PARMSA)(*lParam);
1505 char* ptr;
1506 LPMCI_INFO_PARMS16 mip16;
1507
1508 switch (uDevType) {
1509 case MCI_DEVTYPE_DIGITAL_VIDEO: size = sizeof(MCI_DGV_INFO_PARMS16); break;
1510 default: size = sizeof(MCI_INFO_PARMS16); break;
1511 }
1512 ptr = SEGPTR_ALLOC(sizeof(LPMCI_INFO_PARMSA) + size);
1513
1514 if (ptr) {
1515 *(LPMCI_INFO_PARMSA*)ptr = mip32a;
1516 mip16 = (LPMCI_INFO_PARMS16)(ptr + sizeof(LPMCI_INFO_PARMSA));
1517 mip16->dwCallback = mip32a->dwCallback;
1518 mip16->lpstrReturn = (LPSTR)SEGPTR_GET(SEGPTR_ALLOC(mip32a->dwRetSize));
1519 mip16->dwRetSize = mip32a->dwRetSize;
1520 if (uDevType == MCI_DEVTYPE_DIGITAL_VIDEO) {
1521 ((LPMCI_DGV_INFO_PARMS16)mip16)->dwItem = ((LPMCI_DGV_INFO_PARMSA)mip32a)->dwItem;
1522 }
1523 } else {
1524 return MCI_MAP_NOMEM;
1525 }
1526 *lParam = (LPARAM)SEGPTR_GET(ptr) + sizeof(LPMCI_INFO_PARMSA);
1527 }
1528 return MCI_MAP_OKMEM;
1529 /* case MCI_MARK: */
1530 /* case MCI_MONITOR: */
1531 case MCI_OPEN:
1532 case MCI_OPEN_DRIVER:
1533 {
1534 LPMCI_OPEN_PARMSA mop32a = (LPMCI_OPEN_PARMSA)(*lParam);
1535 char* ptr = SEGPTR_ALLOC(sizeof(LPMCI_OPEN_PARMSA) + sizeof(MCI_OPEN_PARMS16) + 2 * sizeof(DWORD));
1536 LPMCI_OPEN_PARMS16 mop16;
1537
1538
1539 if (ptr) {
1540 *(LPMCI_OPEN_PARMSA*)(ptr) = mop32a;
1541 mop16 = (LPMCI_OPEN_PARMS16)(ptr + sizeof(LPMCI_OPEN_PARMSA));
1542 mop16->dwCallback = mop32a->dwCallback;
1543 mop16->wDeviceID = mop32a->wDeviceID;
1544 if (dwFlags & MCI_OPEN_TYPE) {
1545 if (dwFlags & MCI_OPEN_TYPE_ID) {
1546 /* dword "transparent" value */
1547 mop16->lpstrDeviceType = mop32a->lpstrDeviceType;
1548 } else {
1549 /* string */
1550 mop16->lpstrDeviceType = mop32a->lpstrDeviceType ? (LPSTR)SEGPTR_GET(SEGPTR_STRDUP(mop32a->lpstrDeviceType)) : 0;
1551 }
1552 } else {
1553 /* nuthin' */
1554 mop16->lpstrDeviceType = 0;
1555 }
1556 if (dwFlags & MCI_OPEN_ELEMENT) {
1557 if (dwFlags & MCI_OPEN_ELEMENT_ID) {
1558 mop16->lpstrElementName = mop32a->lpstrElementName;
1559 } else {
1560 mop16->lpstrElementName = mop32a->lpstrElementName ? (LPSTR)SEGPTR_GET(SEGPTR_STRDUP(mop32a->lpstrElementName)) : 0;
1561 }
1562 } else {
1563 mop16->lpstrElementName = 0;
1564 }
1565 if (dwFlags & MCI_OPEN_ALIAS) {
1566 mop16->lpstrAlias = mop32a->lpstrAlias ? (LPSTR)SEGPTR_GET(SEGPTR_STRDUP(mop32a->lpstrAlias)) : 0;
1567 } else {
1568 mop16->lpstrAlias = 0;
1569 }
1570 /* copy extended information if any...
1571 * FIXME: this may seg fault if initial structure does not contain them and
1572 * the reads after msip16 fail under LDT limits...
1573 * NOTE: this should be split in two. First pass, while calling MCI_OPEN, and
1574 * should not take care of extended parameters, and should be used by MCI_Open
1575 * to fetch uDevType. When, this is known, the mapping for sending the
1576 * MCI_OPEN_DRIVER shall be done depending on uDevType.
1577 */
1578 memcpy(mop16 + 1, mop32a + 1, 2 * sizeof(DWORD));
1579 } else {
1580 return MCI_MAP_NOMEM;
1581 }
1582 *lParam = (LPARAM)SEGPTR_GET(ptr) + sizeof(LPMCI_OPEN_PARMSA);
1583 }
1584 return MCI_MAP_OKMEM;
1585 /* case MCI_PASTE:*/
1586 case MCI_PAUSE:
1587 size = sizeof(MCI_GENERIC_PARMS);
1588 break;
1589 case MCI_PLAY:
1590 size = sizeof(MCI_PLAY_PARMS);
1591 break;
1592 case MCI_PUT:
1593 switch (uDevType) {
1594 case MCI_DEVTYPE_DIGITAL_VIDEO: size = sizeof(MCI_DGV_RECT_PARMS16); map = 0x0001111B; break;
1595 case MCI_DEVTYPE_OVERLAY: size = sizeof(MCI_OVLY_RECT_PARMS); map = 0x0001111B; break;
1596 default: size = sizeof(MCI_GENERIC_PARMS); break;
1597 }
1598 break;
1599 case MCI_REALIZE:
1600 size = sizeof(MCI_GENERIC_PARMS);
1601 break;
1602 case MCI_RECORD:
1603 switch (uDevType) {
1604 case MCI_DEVTYPE_DIGITAL_VIDEO: size = sizeof(MCI_DGV_RECORD_PARMS16); map = 0x0F1111FB; break;
1605 case MCI_DEVTYPE_VCR: /*size = sizeof(MCI_VCR_RECORD_PARMS); break;*/FIXME("NIY vcr\n"); return MCI_MAP_NOMEM;
1606 default: size = sizeof(MCI_RECORD_PARMS); break;
1607 }
1608 break;
1609 case MCI_RESUME:
1610 size = sizeof(MCI_GENERIC_PARMS);
1611 break;
1612 case MCI_SEEK:
1613 switch (uDevType) {
1614 case MCI_DEVTYPE_VCR: /*size = sizeof(MCI_VCR_SEEK_PARMS); break;*/FIXME("NIY vcr\n"); return MCI_MAP_NOMEM;
1615 default: size = sizeof(MCI_SEEK_PARMS); break;
1616 }
1617 break;
1618 case MCI_SET:
1619 switch (uDevType) {
1620 case MCI_DEVTYPE_DIGITAL_VIDEO: size = sizeof(MCI_DGV_SET_PARMS); break;
1621 case MCI_DEVTYPE_VCR: /*size = sizeof(MCI_VCR_SET_PARMS); break;*/FIXME("NIY vcr\n"); return MCI_MAP_NOMEM;
1622 case MCI_DEVTYPE_SEQUENCER: size = sizeof(MCI_SEQ_SET_PARMS); break;
1623 /* FIXME: normally the 16 and 32 bit structures are byte by byte aligned,
1624 * so not doing anything should work...
1625 */
1626 case MCI_DEVTYPE_WAVEFORM_AUDIO:size = sizeof(MCI_WAVE_SET_PARMS); break;
1627 default: size = sizeof(MCI_SET_PARMS); break;
1628 }
1629 break;
1630 /* case MCI_SETTIMECODE:*/
1631 /* case MCI_SIGNAL:*/
1632 case MCI_SPIN:
1633 size = sizeof(MCI_SET_PARMS);
1634 break;
1635 case MCI_STATUS:
1636 keep = TRUE;
1637 switch (uDevType) {
1638 /* FIXME:
1639 * don't know if buffer for value is the one passed thru lpstrDevice
1640 * or is provided by MCI driver.
1641 * Assuming solution 2: provided by MCI driver, so zeroing on entry
1642 */
1643 case MCI_DEVTYPE_DIGITAL_VIDEO: size = sizeof(MCI_DGV_STATUS_PARMS16); map = 0x0B6FF; break;
1644 case MCI_DEVTYPE_VCR: /*size = sizeof(MCI_VCR_STATUS_PARMS); break;*/FIXME("NIY vcr\n"); return MCI_MAP_NOMEM;
1645 default: size = sizeof(MCI_STATUS_PARMS); break;
1646 }
1647 break;
1648 case MCI_STEP:
1649 switch (uDevType) {
1650 case MCI_DEVTYPE_DIGITAL_VIDEO: size = sizeof(MCI_DGV_STEP_PARMS); break;
1651 case MCI_DEVTYPE_VCR: /*size = sizeof(MCI_VCR_STEP_PARMS); break;*/FIXME("NIY vcr\n"); return MCI_MAP_NOMEM;
1652 case MCI_DEVTYPE_VIDEODISC: size = sizeof(MCI_VD_STEP_PARMS); break;
1653 default: size = sizeof(MCI_GENERIC_PARMS); break;
1654 }
1655 break;
1656 case MCI_STOP:
1657 size = sizeof(MCI_SET_PARMS);
1658 break;
1659 case MCI_SYSINFO:
1660 {
1661 LPMCI_SYSINFO_PARMSA msip32a = (LPMCI_SYSINFO_PARMSA)(*lParam);
1662 char* ptr = SEGPTR_ALLOC(sizeof(LPMCI_SYSINFO_PARMSA) + sizeof(MCI_SYSINFO_PARMS16));
1663 LPMCI_SYSINFO_PARMS16 msip16;
1664
1665 if (ptr) {
1666 *(LPMCI_SYSINFO_PARMSA*)(ptr) = msip32a;
1667 msip16 = (LPMCI_SYSINFO_PARMS16)(ptr + sizeof(LPMCI_SYSINFO_PARMSA));
1668
1669 msip16->dwCallback = msip32a->dwCallback;
1670 msip16->lpstrReturn = (LPSTR)SEGPTR_GET(SEGPTR_ALLOC(msip32a->dwRetSize));
1671 msip16->dwRetSize = msip32a->dwRetSize;
1672 msip16->dwNumber = msip32a->dwNumber;
1673 msip16->wDeviceType = msip32a->wDeviceType;
1674 } else {
1675 return MCI_MAP_NOMEM;
1676 }
1677 *lParam = (LPARAM)SEGPTR_GET(ptr) + sizeof(LPMCI_SYSINFO_PARMSA);
1678 }
1679 return MCI_MAP_OKMEM;
1680 /* case MCI_UNDO: */
1681 case MCI_UNFREEZE:
1682 switch (uDevType) {
1683 case MCI_DEVTYPE_DIGITAL_VIDEO: size = sizeof(MCI_DGV_RECT_PARMS16); map = 0x0001111B; break;
1684 case MCI_DEVTYPE_OVERLAY: size = sizeof(MCI_OVLY_RECT_PARMS16); map = 0x0001111B; break;
1685 default: size = sizeof(MCI_GENERIC_PARMS); break;
1686 }
1687 break;
1688 case MCI_UPDATE:
1689 switch (uDevType) {
1690 case MCI_DEVTYPE_DIGITAL_VIDEO: size = sizeof(MCI_DGV_UPDATE_PARMS16); map = 0x000B1111B; break;
1691 default: size = sizeof(MCI_GENERIC_PARMS); break;
1692 }
1693 break;
1694 case MCI_WHERE:
1695 switch (uDevType) {
1696 case MCI_DEVTYPE_DIGITAL_VIDEO: size = sizeof(MCI_DGV_RECT_PARMS16); map = 0x0001111B; keep = TRUE; break;
1697 case MCI_DEVTYPE_OVERLAY: size = sizeof(MCI_OVLY_RECT_PARMS16); map = 0x0001111B; keep = TRUE; break;
1698 default: size = sizeof(MCI_GENERIC_PARMS); break;
1699 }
1700 break;
1701 case MCI_WINDOW:
1702 switch (uDevType) {
1703 case MCI_DEVTYPE_DIGITAL_VIDEO: size = sizeof(MCI_DGV_WINDOW_PARMS16); if (dwFlags & MCI_DGV_WINDOW_TEXT) map = 0x7FB; break;
1704 case MCI_DEVTYPE_OVERLAY: size = sizeof(MCI_OVLY_WINDOW_PARMS16); if (dwFlags & MCI_OVLY_WINDOW_TEXT) map = 0x7FB; break;
1705 default: size = sizeof(MCI_GENERIC_PARMS); break;
1706 }
1707 break;
1708 case DRV_LOAD:
1709 case DRV_ENABLE:
1710 case DRV_OPEN:
1711 case DRV_CLOSE:
1712 case DRV_DISABLE:
1713 case DRV_FREE:
1714 case DRV_CONFIGURE:
1715 case DRV_QUERYCONFIGURE:
1716 case DRV_INSTALL:
1717 case DRV_REMOVE:
1718 case DRV_EXITSESSION:
1719 case DRV_EXITAPPLICATION:
1720 case DRV_POWER:
1721 return MCI_MAP_PASS;
1722
1723 default:
1724 WARN("Don't know how to map msg=%s\n", MCI_MessageToString(wMsg));
1725 return MCI_MAP_MSGERROR;
1726 }
1727 return MCI_MsgMapper32To16_Create((void**)lParam, size, map, keep);
1728 }
1729
1730 /**************************************************************************
1731 * MCI_UnMapMsg32ATo16 [internal]
1732 */
1733 static MCI_MapType MCI_UnMapMsg32ATo16(WORD uDevType, WORD wMsg, DWORD dwFlags, DWORD lParam)
1734 {
1735 int size = 0;
1736 BOOLEAN kept = FALSE; /* there is no need to compute size when kept is FALSE */
1737 DWORD map = 0;
1738
1739 switch (wMsg) {
1740 case MCI_BREAK:
1741 break;
1742 /* case MCI_CAPTURE */
1743 case MCI_CLOSE:
1744 case MCI_CLOSE_DRIVER:
1745 break;
1746 /* case MCI_CONFIGURE:*/
1747 /* case MCI_COPY: */
1748 case MCI_CUE:
1749 break;
1750 /* case MCI_CUT: */
1751 case MCI_DELETE:
1752 break;
1753 /* case MCI_ESCAPE: */
1754 case MCI_FREEZE:
1755 break;
1756 case MCI_GETDEVCAPS:
1757 kept = TRUE;
1758 size = sizeof(MCI_GETDEVCAPS_PARMS);
1759 break;
1760 /* case MCI_INDEX: */
1761 case MCI_INFO:
1762 {
1763 LPMCI_INFO_PARMS16 mip16 = (LPMCI_INFO_PARMS16)PTR_SEG_TO_LIN(lParam);
1764 LPMCI_INFO_PARMSA mip32a = *(LPMCI_INFO_PARMSA*)((char*)mip16 - sizeof(LPMCI_INFO_PARMSA));
1765
1766 memcpy(mip32a->lpstrReturn, PTR_SEG_TO_LIN(mip16->lpstrReturn), mip32a->dwRetSize);
1767
1768 if (!SEGPTR_FREE(PTR_SEG_TO_LIN(mip16->lpstrReturn)))
1769 FIXME("bad free line=%d\n", __LINE__);
1770 if (!SEGPTR_FREE((char*)mip16 - sizeof(LPMCI_INFO_PARMSA)))
1771 FIXME("bad free line=%d\n", __LINE__);
1772 }
1773 return MCI_MAP_OK;
1774 /* case MCI_MARK: */
1775 /* case MCI_MONITOR: */
1776 case MCI_OPEN:
1777 case MCI_OPEN_DRIVER:
1778 if (lParam) {
1779 LPMCI_OPEN_PARMS16 mop16 = (LPMCI_OPEN_PARMS16)PTR_SEG_TO_LIN(lParam);
1780 LPMCI_OPEN_PARMSA mop32a = *(LPMCI_OPEN_PARMSA*)((char*)mop16 - sizeof(LPMCI_OPEN_PARMSA));
1781
1782 mop32a->wDeviceID = mop16->wDeviceID;
1783 if ((dwFlags & MCI_OPEN_TYPE) && !
1784 (dwFlags & MCI_OPEN_TYPE_ID) &&
1785 !SEGPTR_FREE(PTR_SEG_TO_LIN(mop16->lpstrDeviceType)))
1786 FIXME("bad free line=%d\n", __LINE__);
1787 if ((dwFlags & MCI_OPEN_ELEMENT) &&
1788 !(dwFlags & MCI_OPEN_ELEMENT_ID) &&
1789 !SEGPTR_FREE(PTR_SEG_TO_LIN(mop16->lpstrElementName)))
1790 FIXME("bad free line=%d\n", __LINE__);
1791 if ((dwFlags & MCI_OPEN_ALIAS) &&
1792 !SEGPTR_FREE(PTR_SEG_TO_LIN(mop16->lpstrAlias)))
1793 FIXME("bad free line=%d\n", __LINE__);
1794
1795 if (!SEGPTR_FREE((char*)mop16 - sizeof(LPMCI_OPEN_PARMSA)))
1796 FIXME("bad free line=%d\n", __LINE__);
1797 }
1798 return MCI_MAP_OK;
1799 /* case MCI_PASTE:*/
1800 case MCI_PAUSE:
1801 break;
1802 case MCI_PLAY:
1803 break;
1804 case MCI_PUT:
1805 break;
1806 case MCI_REALIZE:
1807 break;
1808 case MCI_RECORD:
1809 break;
1810 case MCI_RESUME:
1811 break;
1812 case MCI_SEEK:
1813 break;
1814 case MCI_SET:
1815 break;
1816 /* case MCI_SETTIMECODE:*/
1817 /* case MCI_SIGNAL:*/
1818 case MCI_SPIN:
1819 break;
1820 case MCI_STATUS:
1821 kept = TRUE;
1822 switch (uDevType) {
1823 case MCI_DEVTYPE_DIGITAL_VIDEO:
1824 if (lParam) {
1825 LPMCI_DGV_STATUS_PARMS16 mdsp16 = (LPMCI_DGV_STATUS_PARMS16)PTR_SEG_TO_LIN(lParam);
1826 LPMCI_DGV_STATUS_PARMSA mdsp32a = *(LPMCI_DGV_STATUS_PARMSA*)((char*)mdsp16 - sizeof(LPMCI_DGV_STATUS_PARMSA));
1827
1828 if (mdsp16) {
1829 mdsp32a->dwReturn = mdsp16->dwReturn;
1830 if (dwFlags & MCI_DGV_STATUS_DISKSPACE) {
1831 TRACE("MCI_STATUS (DGV) lpstrDrive=%p\n", mdsp16->lpstrDrive);
1832 TRACE("MCI_STATUS (DGV) lpstrDrive=%s\n", (LPSTR)PTR_SEG_TO_LIN(mdsp16->lpstrDrive));
1833
1834 /* FIXME: see map function */
1835 strcpy(mdsp32a->lpstrDrive, (LPSTR)PTR_SEG_TO_LIN(mdsp16->lpstrDrive));
1836 }
1837
1838 if (!SEGPTR_FREE((char*)mdsp16 - sizeof(LPMCI_DGV_STATUS_PARMSA)))
1839 FIXME("bad free line=%d\n", __LINE__);
1840 } else {
1841 return MCI_MAP_NOMEM;
1842 }
1843 }
1844 return MCI_MAP_OKMEM;
1845 case MCI_DEVTYPE_VCR: /*size = sizeof(MCI_VCR_STATUS_PARMS); break;*/FIXME("NIY vcr\n"); return MCI_MAP_NOMEM;
1846 default: size = sizeof(MCI_STATUS_PARMS); break;
1847 }
1848 break;
1849 case MCI_STEP:
1850 break;
1851 case MCI_STOP:
1852 break;
1853 case MCI_SYSINFO:
1854 if (lParam) {
1855 LPMCI_SYSINFO_PARMS16 msip16 = (LPMCI_SYSINFO_PARMS16)PTR_SEG_TO_LIN(lParam);
1856 LPMCI_SYSINFO_PARMSA msip32a = *(LPMCI_SYSINFO_PARMSA*)((char*)msip16 - sizeof(LPMCI_SYSINFO_PARMSA));
1857
1858 if (msip16) {
1859 msip16->dwCallback = msip32a->dwCallback;
1860 memcpy(msip32a->lpstrReturn, PTR_SEG_TO_LIN(msip16->lpstrReturn), msip32a->dwRetSize);
1861 if (!SEGPTR_FREE(PTR_SEG_TO_LIN(msip16->lpstrReturn)))
1862 FIXME("bad free line=%d\n", __LINE__);
1863
1864 if (!SEGPTR_FREE((char*)msip16 - sizeof(LPMCI_SYSINFO_PARMSA)))
1865 FIXME("bad free line=%d\n", __LINE__);
1866 } else {
1867 return MCI_MAP_NOMEM;
1868 }
1869 }
1870 return MCI_MAP_OKMEM;
1871 /* case MCI_UNDO: */
1872 case MCI_UNFREEZE:
1873 break;
1874 case MCI_UPDATE:
1875 break;
1876 case MCI_WHERE:
1877 switch (uDevType) {
1878 case MCI_DEVTYPE_DIGITAL_VIDEO: size = sizeof(MCI_DGV_RECT_PARMS16); map = 0x0001111B; kept = TRUE; break;
1879 case MCI_DEVTYPE_OVERLAY: size = sizeof(MCI_OVLY_RECT_PARMS16); map = 0x0001111B; kept = TRUE; break;
1880 default: break;
1881 }
1882 break;
1883 case MCI_WINDOW:
1884 switch (uDevType) {
1885 case MCI_DEVTYPE_DIGITAL_VIDEO: size = sizeof(MCI_DGV_WINDOW_PARMS16); if (dwFlags & MCI_DGV_WINDOW_TEXT) map = 0x7666; break;
1886 case MCI_DEVTYPE_OVERLAY: size = sizeof(MCI_OVLY_WINDOW_PARMS16); if (dwFlags & MCI_OVLY_WINDOW_TEXT) map = 0x7666; break;
1887 default: break;
1888 }
1889 /* FIXME: see map function */
1890 break;
1891
1892 case DRV_LOAD:
1893 case DRV_ENABLE:
1894 case DRV_OPEN:
1895 case DRV_CLOSE:
1896 case DRV_DISABLE:
1897 case DRV_FREE:
1898 case DRV_CONFIGURE:
1899 case DRV_QUERYCONFIGURE:
1900 case DRV_INSTALL:
1901 case DRV_REMOVE:
1902 case DRV_EXITSESSION:
1903 case DRV_EXITAPPLICATION:
1904 case DRV_POWER:
1905 FIXME("This is a hack\n");
1906 return MCI_MAP_PASS;
1907 default:
1908 FIXME("Map/Unmap internal error on msg=%s\n", MCI_MessageToString(wMsg));
1909 return MCI_MAP_MSGERROR;
1910 }
1911 return MCI_MsgMapper32To16_Destroy((void*)lParam, size, map, kept);
1912 }
1913
1914 /**************************************************************************
1915 * MCI_SendCommandFrom32 [internal]
1916 */
1917 DWORD MCI_SendCommandFrom32(UINT wDevID, UINT16 wMsg, DWORD dwParam1, DWORD dwParam2)
1918 {
1919 DWORD dwRet = MCIERR_DEVICE_NOT_INSTALLED;
1920 LPWINE_MCIDRIVER wmd = MCI_GetDriver(wDevID);
1921
1922 if (!wmd) {
1923 dwRet = MCIERR_INVALID_DEVICE_ID;
1924 } else {
1925 switch (GetDriverFlags(wmd->hDrv) & (WINE_GDF_EXIST|WINE_GDF_16BIT)) {
1926 case WINE_GDF_EXIST|WINE_GDF_16BIT:
1927 {
1928 MCI_MapType res;
1929
1930 switch (res = MCI_MapMsg32ATo16(wmd->wType, wMsg, dwParam1, &dwParam2)) {
1931 case MCI_MAP_MSGERROR:
1932 TRACE("Not handled yet (%s)\n", MCI_MessageToString(wMsg));
1933 dwRet = MCIERR_DRIVER_INTERNAL;
1934 break;
1935 case MCI_MAP_NOMEM:
1936 TRACE("Problem mapping msg=%s from 32a to 16\n", MCI_MessageToString(wMsg));
1937 dwRet = MCIERR_OUT_OF_MEMORY;
1938 break;
1939 case MCI_MAP_OK:
1940 case MCI_MAP_OKMEM:
1941 dwRet = SendDriverMessage16(wmd->hDrv, wMsg, dwParam1, dwParam2);
1942 if (res == MCI_MAP_OKMEM)
1943 MCI_UnMapMsg32ATo16(wmd->wType, wMsg, dwParam1, dwParam2);
1944 break;
1945 case MCI_MAP_PASS:
1946 dwRet = SendDriverMessage(wmd->hDrv, wMsg, dwParam1, dwParam2);
1947 break;
1948 }
1949 }
1950 break;
1951 case WINE_GDF_EXIST:
1952 dwRet = SendDriverMessage(wmd->hDrv, wMsg, dwParam1, dwParam2);
1953 break;
1954 default:
1955 WARN("Unknown driver %u\n", wmd->hDrv);
1956 dwRet = MCIERR_DRIVER_INTERNAL;
1957 }
1958 }
1959 return dwRet;
1960 }
1961
1962 /**************************************************************************
1963 * MCI_SendCommandFrom16 [internal]
1964 */
1965 DWORD MCI_SendCommandFrom16(UINT wDevID, UINT16 wMsg, DWORD dwParam1, DWORD dwParam2)
1966 {
1967 DWORD dwRet = MCIERR_DEVICE_NOT_INSTALLED;
1968 LPWINE_MCIDRIVER wmd = MCI_GetDriver(wDevID);
1969
1970 if (!wmd) {
1971 dwRet = MCIERR_INVALID_DEVICE_ID;
1972 } else {
1973 MCI_MapType res;
1974
1975 switch (GetDriverFlags(wmd->hDrv) & (WINE_GDF_EXIST|WINE_GDF_16BIT)) {
1976 case WINE_GDF_EXIST|WINE_GDF_16BIT:
1977 dwRet = SendDriverMessage16(wmd->hDrv, wMsg, dwParam1, dwParam2);
1978 break;
1979 case WINE_GDF_EXIST:
1980 switch (res = MCI_MapMsg16To32A(wmd->wType, wMsg, &dwParam2)) {
1981 case MCI_MAP_MSGERROR:
1982 TRACE("Not handled yet (%s)\n", MCI_MessageToString(wMsg));
1983 dwRet = MCIERR_DRIVER_INTERNAL;
1984 break;
1985 case MCI_MAP_NOMEM:
1986 TRACE("Problem mapping msg=%s from 16 to 32a\n", MCI_MessageToString(wMsg));
1987 dwRet = MCIERR_OUT_OF_MEMORY;
1988 break;
1989 case MCI_MAP_OK:
1990 case MCI_MAP_OKMEM:
1991 dwRet = SendDriverMessage(wmd->hDrv, wMsg, dwParam1, dwParam2);
1992 if (res == MCI_MAP_OKMEM)
1993 MCI_UnMapMsg16To32A(wmd->wType, wMsg, dwParam2);
1994 break;
1995 case MCI_MAP_PASS:
1996 dwRet = SendDriverMessage16(wmd->hDrv, wMsg, dwParam1, dwParam2);
1997 break;
1998 }
1999 break;
2000 default:
2001 WARN("Unknown driver %u\n", wmd->hDrv);
2002 dwRet = MCIERR_DRIVER_INTERNAL;
2003 }
2004 }
2005 return dwRet;
2006 }
2007
2008 /**************************************************************************
2009 * MCI_Open [internal]
2010 */
2011 static DWORD MCI_Open(DWORD dwParam, LPMCI_OPEN_PARMSA lpParms)
2012 {
2013 char strDevTyp[128];
2014 DWORD dwRet;
2015 LPWINE_MCIDRIVER wmd;
2016 LPWINE_MM_IDATA iData = MULTIMEDIA_GetIData();
2017
2018 TRACE("(%08lX, %p)\n", dwParam, lpParms);
2019 if (lpParms == NULL) return MCIERR_NULL_PARAMETER_BLOCK;
2020
2021 /* only two low bytes are generic, the other ones are dev type specific */
2022 #define WINE_MCIDRIVER_SUPP (0xFFFF0000|MCI_OPEN_SHAREABLE|MCI_OPEN_ELEMENT| \
2023 MCI_OPEN_ALIAS|MCI_OPEN_TYPE|MCI_OPEN_TYPE_ID| \
2024 MCI_NOTIFY|MCI_WAIT)
2025 if ((dwParam & ~WINE_MCIDRIVER_SUPP) != 0) {
2026 FIXME("Unsupported yet dwFlags=%08lX\n", dwParam & ~WINE_MCIDRIVER_SUPP);
2027 }
2028 #undef WINE_MCIDRIVER_SUPP
2029
2030 strDevTyp[0] = 0;
2031
2032 if (dwParam & MCI_OPEN_TYPE) {
2033 if (dwParam & MCI_OPEN_TYPE_ID) {
2034 WORD uDevType = LOWORD((DWORD)lpParms->lpstrDeviceType);
2035
2036 if (uDevType < MCI_DEVTYPE_FIRST ||
2037 uDevType > MCI_DEVTYPE_LAST ||
2038 !LoadStringA(iData->hWinMM32Instance, uDevType, strDevTyp, sizeof(strDevTyp))) {
2039 dwRet = MCIERR_BAD_INTEGER;
2040 goto errCleanUp;
2041 }
2042 } else {
2043 LPSTR ptr;
2044 if (lpParms->lpstrDeviceType == NULL) {
2045 dwRet = MCIERR_NULL_PARAMETER_BLOCK;
2046 goto errCleanUp;
2047 }
2048 strcpy(strDevTyp, lpParms->lpstrDeviceType);
2049 ptr = strchr(strDevTyp, '!');
2050 if (ptr) {
2051 /* this behavior is not documented in windows. However, since, in
2052 * some occasions, MCI_OPEN handling is translated by WinMM into
2053 * a call to mciSendString("open <type>"); this code shall be correct
2054 */
2055 if (dwParam & MCI_OPEN_ELEMENT) {
2056 ERR("Both MCI_OPEN_ELEMENT(%s) and %s are used\n",
2057 lpParms->lpstrElementName, strDevTyp);
2058 dwRet = MCIERR_UNRECOGNIZED_KEYWORD;
2059 goto errCleanUp;
2060 }
2061 dwParam |= MCI_OPEN_ELEMENT;
2062 *ptr++ = 0;
2063 /* FIXME: not a good idea to write in user supplied buffer */
2064 lpParms->lpstrElementName = ptr;
2065 }
2066
2067 }
2068 TRACE("devType='%s' !\n", strDevTyp);
2069 }
2070
2071 if (dwParam & MCI_OPEN_ELEMENT) {
2072 TRACE("lpstrElementName='%s'\n", lpParms->lpstrElementName);
2073
2074 if (dwParam & MCI_OPEN_ELEMENT_ID) {
2075 FIXME("Unsupported yet flag MCI_OPEN_ELEMENT_ID\n");
2076 dwRet = MCIERR_UNRECOGNIZED_KEYWORD;
2077 goto errCleanUp;
2078 }
2079
2080 if (!lpParms->lpstrElementName) {
2081 dwRet = MCIERR_NULL_PARAMETER_BLOCK;
2082 goto errCleanUp;
2083 }
2084
2085 /* type, if given as a parameter, supersedes file extension */
2086 if (!strDevTyp[0] &&
2087 MCI_GetDevTypeFromFileName(lpParms->lpstrElementName,
2088 strDevTyp, sizeof(strDevTyp))) {
2089 if (GetDriveTypeA(lpParms->lpstrElementName) != DRIVE_CDROM) {
2090 dwRet = MCIERR_EXTENSION_NOT_FOUND;
2091 goto errCleanUp;
2092 }
2093 /* FIXME: this will not work if several CDROM drives are installed on the machine */
2094 strcpy(strDevTyp, "CDAUDIO");
2095 }
2096 }
2097
2098 if (strDevTyp[0] == 0) {
2099 FIXME("Couldn't load driver\n");
2100 dwRet = MCIERR_INVALID_DEVICE_NAME;
2101 goto errCleanUp;
2102 }
2103
2104 if (dwParam & MCI_OPEN_ALIAS) {
2105 TRACE("Alias='%s' !\n", lpParms->lpstrAlias);
2106 if (!lpParms->lpstrAlias) {
2107 dwRet = MCIERR_NULL_PARAMETER_BLOCK;
2108 goto errCleanUp;
2109 }
2110 }
2111
2112 if ((dwRet = MCI_LoadMciDriver(iData, strDevTyp, &wmd))) {
2113 goto errCleanUp;
2114 }
2115
2116 if ((dwRet = MCI_FinishOpen(wmd, lpParms, dwParam))) {
2117 TRACE("Failed to open driver (MCI_OPEN_DRIVER) [%08lx], closing\n", dwRet);
2118 /* FIXME: is dwRet the correct ret code ? */
2119 goto errCleanUp;
2120 }
2121
2122 /* only handled devices fall through */
2123 TRACE("wDevID=%04X wDeviceID=%d dwRet=%ld\n", wmd->wDeviceID, lpParms->wDeviceID, dwRet);
2124
2125 if (dwParam & MCI_NOTIFY)
2126 mciDriverNotify16(lpParms->dwCallback, wmd->wDeviceID, MCI_NOTIFY_SUCCESSFUL);
2127
2128 return 0;
2129 errCleanUp:
2130 MCI_UnLoadMciDriver(iData, wmd);
2131
2132 if (dwParam & MCI_NOTIFY)
2133 mciDriverNotify16(lpParms->dwCallback, 0, MCI_NOTIFY_FAILURE);
2134 return dwRet;
2135 }
2136
2137 /**************************************************************************
2138 * MCI_Close [internal]
2139 */
2140 static DWORD MCI_Close(UINT16 wDevID, DWORD dwParam, LPMCI_GENERIC_PARMS lpParms)
2141 {
2142 DWORD dwRet;
2143 LPWINE_MCIDRIVER wmd;
2144 LPWINE_MM_IDATA iData = MULTIMEDIA_GetIData();
2145
2146 TRACE("(%04x, %08lX, %p)\n", wDevID, dwParam, lpParms);
2147
2148 if (wDevID == MCI_ALL_DEVICE_ID) {
2149 LPWINE_MCIDRIVER next;
2150
2151 EnterCriticalSection(&iData->cs);
2152 /* FIXME: shall I notify once after all is done, or for
2153 * each of the open drivers ? if the latest, which notif
2154 * to return when only one fails ?
2155 */
2156 for (wmd = iData->lpMciDrvs; wmd; ) {
2157 next = wmd->lpNext;
2158 MCI_Close(wmd->wDeviceID, dwParam, lpParms);
2159 wmd = next;
2160 }
2161 LeaveCriticalSection(&iData->cs);
2162 return 0;
2163 }
2164
2165 if (!(wmd = MCI_GetDriver(wDevID))) {
2166 return MCIERR_INVALID_DEVICE_ID;
2167 }
2168
2169 dwRet = MCI_SendCommandFrom32(wDevID, MCI_CLOSE_DRIVER, dwParam, (DWORD)lpParms);
2170
2171 MCI_UnLoadMciDriver(iData, wmd);
2172
2173 if (dwParam & MCI_NOTIFY)
2174 mciDriverNotify16(lpParms->dwCallback, wDevID,
2175 (dwRet == 0) ? MCI_NOTIFY_SUCCESSFUL : MCI_NOTIFY_FAILURE);
2176
2177 return dwRet;
2178 }
2179
2180 /**************************************************************************
2181 * MCI_WriteString [internal]
2182 */
2183 DWORD MCI_WriteString(LPSTR lpDstStr, DWORD dstSize, LPCSTR lpSrcStr)
2184 {
2185 DWORD ret = 0;
2186
2187 if (lpSrcStr) {
2188 if (dstSize <= strlen(lpSrcStr)) {
2189 lstrcpynA(lpDstStr, lpSrcStr, dstSize - 1);
2190 ret = MCIERR_PARAM_OVERFLOW;
2191 } else {
2192 strcpy(lpDstStr, lpSrcStr);
2193 }
2194 } else {
2195 *lpDstStr = 0;
2196 }
2197 return ret;
2198 }
2199
2200 /**************************************************************************
2201 * MCI_Sysinfo [internal]
2202 */
2203 static DWORD MCI_SysInfo(UINT uDevID, DWORD dwFlags, LPMCI_SYSINFO_PARMSA lpParms)
2204 {
2205 DWORD ret = MCIERR_INVALID_DEVICE_ID;
2206 LPWINE_MCIDRIVER wmd;
2207 LPWINE_MM_IDATA iData = MULTIMEDIA_GetIData();
2208
2209 if (lpParms == NULL) return MCIERR_NULL_PARAMETER_BLOCK;
2210
2211 TRACE("(%08x, %08lX, %08lX[num=%ld, wDevTyp=%u])\n",
2212 uDevID, dwFlags, (DWORD)lpParms, lpParms->dwNumber, lpParms->wDeviceType);
2213
2214 switch (dwFlags & ~MCI_SYSINFO_OPEN) {
2215 case MCI_SYSINFO_QUANTITY:
2216 {
2217 DWORD cnt = 0;
2218
2219 if (lpParms->wDeviceType < MCI_DEVTYPE_FIRST ||
2220 lpParms->wDeviceType > MCI_DEVTYPE_LAST) {
2221 if (dwFlags & MCI_SYSINFO_OPEN) {
2222 TRACE("MCI_SYSINFO_QUANTITY: # of open MCI drivers\n");
2223 EnterCriticalSection(&iData->cs);
2224 for (wmd = iData->lpMciDrvs; wmd; wmd = wmd->lpNext) {
2225 cnt++;
2226 }
2227 LeaveCriticalSection(&iData->cs);
2228 } else {
2229 TRACE("MCI_SYSINFO_QUANTITY: # of installed MCI drivers\n");
2230 cnt = MCI_InstalledCount;
2231 }
2232 } else {
2233 if (dwFlags & MCI_SYSINFO_OPEN) {
2234 TRACE("MCI_SYSINFO_QUANTITY: # of open MCI drivers of type %u\n",
2235 lpParms->wDeviceType);
2236 EnterCriticalSection(&iData->cs);
2237 for (wmd = iData->lpMciDrvs; wmd; wmd = wmd->lpNext) {
2238 if (wmd->wType == lpParms->wDeviceType)
2239 cnt++;
2240 }
2241 LeaveCriticalSection(&iData->cs);
2242 } else {
2243 TRACE("MCI_SYSINFO_QUANTITY: # of installed MCI drivers of type %u\n",
2244 lpParms->wDeviceType);
2245 FIXME("Don't know how to get # of MCI devices of a given type\n");
2246 cnt = 1;
2247 }
2248 }
2249 *(DWORD*)lpParms->lpstrReturn = cnt;
2250 }
2251 TRACE("(%ld) => '%ld'\n", lpParms->dwNumber, *(DWORD*)lpParms->lpstrReturn);
2252 ret = MCI_INTEGER_RETURNED;
2253 break;
2254 case MCI_SYSINFO_INSTALLNAME:
2255 TRACE("MCI_SYSINFO_INSTALLNAME \n");
2256 if ((wmd = MCI_GetDriver(uDevID))) {
2257 ret = MCI_WriteString(lpParms->lpstrReturn, lpParms->dwRetSize,
2258 wmd->lpstrDeviceType);
2259 } else {
2260 *lpParms->lpstrReturn = 0;
2261 ret = MCIERR_INVALID_DEVICE_ID;
2262 }
2263 TRACE("(%ld) => '%s'\n", lpParms->dwNumber, lpParms->lpstrReturn);
2264 break;
2265 case MCI_SYSINFO_NAME:
2266 TRACE("MCI_SYSINFO_NAME\n");
2267 if (dwFlags & MCI_SYSINFO_OPEN) {
2268 FIXME("Don't handle MCI_SYSINFO_NAME|MCI_SYSINFO_OPEN (yet)\n");
2269 ret = MCIERR_UNRECOGNIZED_COMMAND;
2270 } else if (lpParms->dwNumber > MCI_InstalledCount) {
2271 ret = MCIERR_OUTOFRANGE;
2272 } else {
2273 DWORD count = lpParms->dwNumber;
2274 LPSTR ptr = MCI_lpInstallNames;
2275
2276 while (--count > 0) ptr += strlen(ptr) + 1;
2277 ret = MCI_WriteString(lpParms->lpstrReturn, lpParms->dwRetSize, ptr);
2278 }
2279 TRACE("(%ld) => '%s'\n", lpParms->dwNumber, lpParms->lpstrReturn);
2280 break;
2281 default:
2282 TRACE("Unsupported flag value=%08lx\n", dwFlags);
2283 ret = MCIERR_UNRECOGNIZED_COMMAND;
2284 }
2285 return ret;
2286 }
2287
2288 /**************************************************************************
2289 * MCI_Break [internal]
2290 */
2291 static DWORD MCI_Break(UINT wDevID, DWORD dwFlags, LPMCI_BREAK_PARMS lpParms)
2292 {
2293 DWORD dwRet = 0;
2294
2295 if (lpParms == NULL) return MCIERR_NULL_PARAMETER_BLOCK;
2296
2297 if (dwFlags & MCI_NOTIFY)
2298 mciDriverNotify16(lpParms->dwCallback, wDevID,
2299 (dwRet == 0) ? MCI_NOTIFY_SUCCESSFUL : MCI_NOTIFY_FAILURE);
2300
2301 return dwRet;
2302 }
2303
2304 /**************************************************************************
2305 * MCI_SendCommand [internal]
2306 */
2307 DWORD MCI_SendCommand(UINT wDevID, UINT16 wMsg, DWORD dwParam1,
2308 DWORD dwParam2, BOOL bFrom32)
2309 {
2310 DWORD dwRet = MCIERR_UNRECOGNIZED_COMMAND;
2311
2312 switch (wMsg) {
2313 case MCI_OPEN:
2314 if (bFrom32) {
2315 dwRet = MCI_Open(dwParam1, (LPMCI_OPEN_PARMSA)dwParam2);
2316 } else {
2317 switch (MCI_MapMsg16To32A(0, wMsg, &dwParam2)) {
2318 case MCI_MAP_OK:
2319 case MCI_MAP_OKMEM:
2320 dwRet = MCI_Open(dwParam1, (LPMCI_OPEN_PARMSA)dwParam2);
2321 MCI_UnMapMsg16To32A(0, wMsg, dwParam2);
2322 break;
2323 default: break; /* so that gcc does not bark */
2324 }
2325 }
2326 break;
2327 case MCI_CLOSE:
2328 if (bFrom32) {
2329 dwRet = MCI_Close(wDevID, dwParam1, (LPMCI_GENERIC_PARMS)dwParam2);
2330 } else {
2331 switch (MCI_MapMsg16To32A(0, wMsg, &dwParam2)) {
2332 case MCI_MAP_OK:
2333 case MCI_MAP_OKMEM:
2334 dwRet = MCI_Close(wDevID, dwParam1, (LPMCI_GENERIC_PARMS)dwParam2);
2335 MCI_UnMapMsg16To32A(0, wMsg, dwParam2);
2336 break;
2337 default: break; /* so that gcc does not bark */
2338 }
2339 }
2340 break;
2341 case MCI_SYSINFO:
2342 if (bFrom32) {
2343 dwRet = MCI_SysInfo(wDevID, dwParam1, (LPMCI_SYSINFO_PARMSA)dwParam2);
2344 } else {
2345 switch (MCI_MapMsg16To32A(0, wMsg, &dwParam2)) {
2346 case MCI_MAP_OK:
2347 case MCI_MAP_OKMEM:
2348 dwRet = MCI_SysInfo(wDevID, dwParam1, (LPMCI_SYSINFO_PARMSA)dwParam2);
2349 MCI_UnMapMsg16To32A(0, wMsg, dwParam2);
2350 break;
2351 default: break; /* so that gcc doesnot bark */
2352 }
2353 }
2354 break;
2355 case MCI_BREAK:
2356 if (bFrom32) {
2357 dwRet = MCI_Break(wDevID, dwParam1, (LPMCI_BREAK_PARMS)dwParam2);
2358 } else {
2359 switch (MCI_MapMsg16To32A(0, wMsg, &dwParam2)) {
2360 case MCI_MAP_OK:
2361 case MCI_MAP_OKMEM:
2362 dwRet = MCI_Break(wDevID, dwParam1, (LPMCI_BREAK_PARMS)dwParam2);
2363 MCI_UnMapMsg16To32A(0, wMsg, dwParam2);
2364 break;
2365 default: break; /* so that gcc does not bark */
2366 }
2367 }
2368 break;
2369 case MCI_SOUND:
2370 /* FIXME: it seems that MCI_SOUND needs the same handling as MCI_BREAK
2371 * but I couldn't get any doc on this MCI message
2372 */
2373 break;
2374 default:
2375 if (wDevID == MCI_ALL_DEVICE_ID) {
2376 FIXME("unhandled MCI_ALL_DEVICE_ID\n");
2377 dwRet = MCIERR_CANNOT_USE_ALL;
2378 } else {
2379 dwRet = (bFrom32) ?
2380 MCI_SendCommandFrom32(wDevID, wMsg, dwParam1, dwParam2) :
2381 MCI_SendCommandFrom16(wDevID, wMsg, dwParam1, dwParam2);
2382 }
2383 break;
2384 }
2385 return dwRet;
2386 }
2387
2388 /**************************************************************************
2389 * MCI_CleanUp [internal]
2390 *
2391 * Some MCI commands need to be cleaned-up (when not called from
2392 * mciSendString), because MCI drivers return extra information for string
2393 * transformation. This function gets rid of them.
2394 */
2395 LRESULT MCI_CleanUp(LRESULT dwRet, UINT wMsg, DWORD dwParam2, BOOL bIs32)
2396 {
2397 if (LOWORD(dwRet))
2398 return LOWORD(dwRet);
2399
2400 switch (wMsg) {
2401 case MCI_GETDEVCAPS:
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_GETDEVCAPS_PARMS lmgp;
2413
2414 lmgp = (LPMCI_GETDEVCAPS_PARMS)(bIs32 ? (void*)dwParam2 : PTR_SEG_TO_LIN(dwParam2));
2415 TRACE("Changing %08lx to %08lx\n", lmgp->dwReturn, (DWORD)LOWORD(lmgp->dwReturn));
2416 lmgp->dwReturn = LOWORD(lmgp->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_STATUS:
2425 switch (dwRet & 0xFFFF0000ul) {
2426 case 0:
2427 case MCI_COLONIZED3_RETURN:
2428 case MCI_COLONIZED4_RETURN:
2429 case MCI_INTEGER_RETURNED:
2430 /* nothing to do */
2431 break;
2432 case MCI_RESOURCE_RETURNED:
2433 case MCI_RESOURCE_RETURNED|MCI_RESOURCE_DRIVER:
2434 {
2435 LPMCI_STATUS_PARMS lsp;
2436
2437 lsp = (LPMCI_STATUS_PARMS)(bIs32 ? (void*)dwParam2 : PTR_SEG_TO_LIN(dwParam2));
2438 TRACE("Changing %08lx to %08lx\n", lsp->dwReturn, (DWORD)LOWORD(lsp->dwReturn));
2439 lsp->dwReturn = LOWORD(lsp->dwReturn);
2440 }
2441 break;
2442 default:
2443 FIXME("Unsupported value for hiword (%04x) returned by DriverProc(%s)\n",
2444 HIWORD(dwRet), MCI_MessageToString(wMsg));
2445 }
2446 break;
2447 case MCI_SYSINFO:
2448 switch (dwRet & 0xFFFF0000ul) {
2449 case 0:
2450 case MCI_INTEGER_RETURNED:
2451 /* nothing to do */
2452 break;
2453 default:
2454 FIXME("Unsupported value for hiword (%04x)\n", HIWORD(dwRet));
2455 }
2456 break;
2457 default:
2458 if (HIWORD(dwRet)) {
2459 FIXME("Got non null hiword for dwRet=0x%08lx for command %s\n",
2460 dwRet, MCI_MessageToString(wMsg));
2461 }
2462 break;
2463 }
2464 return LOWORD(dwRet);
2465 }
2466
2467 /**************************************************************************
2468 * MULTIMEDIA_MciInit [internal]
2469 *
2470 * Initializes the MCI internal variables.
2471 *
2472 */
2473 BOOL MULTIMEDIA_MciInit(void)
2474 {
2475 LPSTR ptr1, ptr2;
2476 HKEY hWineConf;
2477 HKEY hkey;
2478 DWORD err;
2479 DWORD type;
2480 DWORD count = 2048;
2481
2482 MCI_InstalledCount = 0;
2483 ptr1 = MCI_lpInstallNames = HeapAlloc(GetProcessHeap(), 0, count);
2484
2485 if (!MCI_lpInstallNames)
2486 return FALSE;
2487
2488 /* FIXME: should do also some registry diving here ? */
2489 if (!(err = RegOpenKeyA(HKEY_LOCAL_MACHINE, "Software\\Wine\\Wine\\Config", &hWineConf)) &&
2490 !(err = RegOpenKeyA(hWineConf, "options", &hkey))) {
2491 err = RegQueryValueExA(hkey, "mci", 0, &type, MCI_lpInstallNames, &count);
2492 RegCloseKey(hkey);
2493
2494 }
2495 if (!err) {
2496 TRACE("Wine => '%s' \n", ptr1);
2497 while ((ptr2 = strchr(ptr1, ':')) != 0) {
2498 *ptr2++ = 0;
2499 TRACE("---> '%s' \n", ptr1);
2500 MCI_InstalledCount++;
2501 ptr1 = ptr2;
2502 }
2503 MCI_InstalledCount++;
2504 TRACE("---> '%s' \n", ptr1);
2505 ptr1 += strlen(ptr1) + 1;
2506 } else {
2507 GetPrivateProfileStringA("mci", NULL, "", MCI_lpInstallNames, count, "SYSTEM.INI");
2508 while (strlen(ptr1) > 0) {
2509 TRACE("---> '%s' \n", ptr1);
2510 ptr1 += strlen(ptr1) + 1;
2511 MCI_InstalledCount++;
2512 }
2513 }
2514 RegCloseKey(hWineConf);
2515 return TRUE;
2516 }
2517
GSOC 2012 project to enhance the control panel