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Make out-of-source-tree builds work with Solaris make.
[wine/dcerpc.git] / dlls / winmm / wineoss / midi.c
blob672dc0bf24442f07dba738b496db153defad43a4
1 /* -*- tab-width: 8; c-basic-offset: 4 -*- */
2
3 /*
4 * Sample MIDI Wine Driver for Open Sound System (basically Linux)
5 *
6 * Copyright 1994 Martin Ayotte
7 * Copyright 1998 Luiz Otavio L. Zorzella (init procedures)
8 * Copyright 1998/1999 Eric POUECH :
9 * 98/7 changes for making this MIDI driver work on OSS
10 * current support is limited to MIDI ports of OSS systems
11 * 98/9 rewriting MCI code for MIDI
12 * 98/11 splitted in midi.c and mcimidi.c
13 */
14
15 #include "config.h"
16
17 #include <string.h>
18 #include <unistd.h>
19 #include <fcntl.h>
20 #include <sys/ioctl.h>
21
22 #include "windef.h"
23 #include "winbase.h"
24 #include "wingdi.h"
25 #include "winuser.h"
26 #include "mmddk.h"
27 #include "oss.h"
28 #include "debugtools.h"
29
30 DEFAULT_DEBUG_CHANNEL(midi);
31
32 #ifdef HAVE_OSS_MIDI
33
34 #define MIDI_SEQ "/dev/sequencer"
35
36 typedef struct {
37 int state;
38 DWORD bufsize;
39 MIDIOPENDESC midiDesc;
40 WORD wFlags;
41 LPMIDIHDR lpQueueHdr;
42 DWORD dwTotalPlayed;
43 unsigned char incoming[3];
44 unsigned char incPrev;
45 char incLen;
46 DWORD startTime;
47 } WINE_MIDIIN;
48
49 typedef struct {
50 int state;
51 DWORD bufsize;
52 MIDIOPENDESC midiDesc;
53 WORD wFlags;
54 LPMIDIHDR lpQueueHdr;
55 DWORD dwTotalPlayed;
56 void* lpExtra; /* according to port type (MIDI, FM...), extra data when needed */
57 } WINE_MIDIOUT;
58
59 static WINE_MIDIIN MidiInDev [MAX_MIDIINDRV ];
60 static WINE_MIDIOUT MidiOutDev[MAX_MIDIOUTDRV];
61
62 /* this is the total number of MIDI out devices found */
63 static int MODM_NUMDEVS = 0;
64 /* this is the number of FM synthetizers (index from 0 to
65 NUMFMSYNTHDEVS - 1) */
66 static int MODM_NUMFMSYNTHDEVS = 0;
67 /* this is the number of Midi ports (index from NUMFMSYNTHDEVS to
68 NUMFMSYNTHDEVS + NUMMIDIDEVS - 1) */
69 static int MODM_NUMMIDIDEVS = 0;
70
71 /* this is the total number of MIDI out devices found */
72 static int MIDM_NUMDEVS = 0;
73
74 static int midiSeqFD = -1;
75 static int numOpenMidiSeq = 0;
76 static UINT midiInTimerID = 0;
77 static int numStartedMidiIn = 0;
78
79 /* this structure holds pointers with information for each MIDI
80 * out device found.
81 */
82 static LPMIDIOUTCAPSA midiOutDevices[MAX_MIDIOUTDRV];
83
84 /* this structure holds pointers with information for each MIDI
85 * in device found.
86 */
87 static LPMIDIINCAPSA midiInDevices [MAX_MIDIINDRV];
88
89 /*
90 * FIXME : all tests on device ID for midXXX and modYYY are made against
91 * MAX_MIDIxxDRV (when they are made) but should be done against the actual
92 * number of midi devices found...
93 */
94
95 /*======================================================================*
96 * Low level MIDI implementation *
97 *======================================================================*/
98
99 static int midiOpenSeq(void);
100 static int midiCloseSeq(void);
101
102 /**************************************************************************
103 * unixToWindowsDeviceType [internal]
104 *
105 * return the Windows equivalent to a Unix Device Type
106 *
107 */
108 static int MIDI_UnixToWindowsDeviceType(int type)
109 {
110 /* MOD_MIDIPORT output port
111 * MOD_SYNTH generic internal synth
112 * MOD_SQSYNTH square wave internal synth
113 * MOD_FMSYNTH FM internal synth
114 * MOD_MAPPER MIDI mapper
115 */
116
117 /* FIXME Is this really the correct equivalence from UNIX to
118 Windows Sound type */
119
120 switch (type) {
121 case SYNTH_TYPE_FM: return MOD_FMSYNTH;
122 case SYNTH_TYPE_SAMPLE: return MOD_SYNTH;
123 case SYNTH_TYPE_MIDI: return MOD_MIDIPORT;
124 default:
125 ERR("Cannot determine the type of this midi device. "
126 "Assuming FM Synth\n");
127 return MOD_FMSYNTH;
128 }
129 return MOD_FMSYNTH;
130 }
131
132 /**************************************************************************
133 * OSS_MidiInit [internal]
134 *
135 * Initializes the MIDI devices information variables
136 */
137 BOOL OSS_MidiInit(void)
138 {
139 int i, status, numsynthdevs = 255, nummididevs = 255;
140 struct synth_info sinfo;
141 struct midi_info minfo;
142 static BOOL bInitDone = FALSE;
143
144 if (bInitDone)
145 return TRUE;
146
147 TRACE("Initializing the MIDI variables.\n");
148 bInitDone = TRUE;
149
150 /* try to open device */
151 if (midiOpenSeq() == -1) {
152 return TRUE;
153 }
154
155 /* find how many Synth devices are there in the system */
156 status = ioctl(midiSeqFD, SNDCTL_SEQ_NRSYNTHS, &numsynthdevs);
157
158 if (status == -1) {
159 ERR("ioctl for nr synth failed.\n");
160 midiCloseSeq();
161 return TRUE;
162 }
163
164 if (numsynthdevs > MAX_MIDIOUTDRV) {
165 ERR("MAX_MIDIOUTDRV (%d) was enough for the number of devices (%d). "
166 "Some FM devices will not be available.\n",MAX_MIDIOUTDRV,numsynthdevs);
167 numsynthdevs = MAX_MIDIOUTDRV;
168 }
169
170 for (i = 0; i < numsynthdevs; i++) {
171 LPMIDIOUTCAPSA tmplpCaps;
172
173 sinfo.device = i;
174 status = ioctl(midiSeqFD, SNDCTL_SYNTH_INFO, &sinfo);
175 if (status == -1) {
176 ERR("ioctl for synth info failed.\n");
177 midiCloseSeq();
178 return TRUE;
179 }
180
181 tmplpCaps = HeapAlloc(GetProcessHeap(), 0, sizeof(MIDIOUTCAPSA));
182 if (!tmplpCaps)
183 break;
184 /* We also have the information sinfo.synth_subtype, not used here
185 */
186
187 /* Manufac ID. We do not have access to this with soundcard.h
188 * Does not seem to be a problem, because in mmsystem.h only
189 * Microsoft's ID is listed.
190 */
191 tmplpCaps->wMid = 0x00FF;
192 tmplpCaps->wPid = 0x0001; /* FIXME Product ID */
193 /* Product Version. We simply say "1" */
194 tmplpCaps->vDriverVersion = 0x001;
195 strcpy(tmplpCaps->szPname, sinfo.name);
196
197 tmplpCaps->wTechnology = MIDI_UnixToWindowsDeviceType(sinfo.synth_type);
198 tmplpCaps->wVoices = sinfo.nr_voices;
199
200 /* FIXME Is it possible to know the maximum
201 * number of simultaneous notes of a soundcard ?
202 * I believe we don't have this information, but
203 * it's probably equal or more than wVoices
204 */
205 tmplpCaps->wNotes = sinfo.nr_voices;
206
207 /* FIXME Do we have this information?
208 * Assuming the soundcards can handle
209 * MIDICAPS_VOLUME and MIDICAPS_LRVOLUME but
210 * not MIDICAPS_CACHE.
211 */
212 tmplpCaps->dwSupport = MIDICAPS_VOLUME|MIDICAPS_LRVOLUME;
213
214 midiOutDevices[i] = tmplpCaps;
215
216 if (sinfo.capabilities & SYNTH_CAP_INPUT) {
217 FIXME("Synthesizer support MIDI in. Not supported yet (please report)\n");
218 }
219
220 TRACE("name='%s', techn=%d voices=%d notes=%d support=%ld\n",
221 tmplpCaps->szPname, tmplpCaps->wTechnology,
222 tmplpCaps->wVoices, tmplpCaps->wNotes, tmplpCaps->dwSupport);
223 TRACE("OSS info: synth subtype=%d capa=%lx\n",
224 sinfo.synth_subtype, (long)sinfo.capabilities);
225 }
226
227 /* find how many MIDI devices are there in the system */
228 status = ioctl(midiSeqFD, SNDCTL_SEQ_NRMIDIS, &nummididevs);
229 if (status == -1) {
230 ERR("ioctl on nr midi failed.\n");
231 midiCloseSeq();
232 return TRUE;
233 }
234
235 /* FIXME: the two restrictions below could be loosen in some cases */
236 if (numsynthdevs + nummididevs > MAX_MIDIOUTDRV) {
237 ERR("MAX_MIDIOUTDRV was not enough for the number of devices. "
238 "Some MIDI devices will not be available.\n");
239 nummididevs = MAX_MIDIOUTDRV - numsynthdevs;
240 }
241
242 if (nummididevs > MAX_MIDIINDRV) {
243 ERR("MAX_MIDIINDRV (%d) was not enough for the number of devices (%d). "
244 "Some MIDI devices will not be available.\n",MAX_MIDIINDRV,nummididevs);
245 nummididevs = MAX_MIDIINDRV;
246 }
247
248 for (i = 0; i < nummididevs; i++) {
249 LPMIDIOUTCAPSA tmplpOutCaps;
250 LPMIDIINCAPSA tmplpInCaps;
251
252 minfo.device = i;
253 status = ioctl(midiSeqFD, SNDCTL_MIDI_INFO, &minfo);
254 if (status == -1) {
255 ERR("ioctl on midi info for device %d failed.\n", i);
256 midiCloseSeq();
257 return TRUE;
258 }
259
260 tmplpOutCaps = HeapAlloc(GetProcessHeap(), 0, sizeof(MIDIOUTCAPSA));
261 if (!tmplpOutCaps)
262 break;
263 /* This whole part is somewhat obscure to me. I'll keep trying to dig
264 info about it. If you happen to know, please tell us. The very
265 descritive minfo.dev_type was not used here.
266 */
267 /* Manufac ID. We do not have access to this with soundcard.h
268 Does not seem to be a problem, because in mmsystem.h only
269 Microsoft's ID is listed */
270 tmplpOutCaps->wMid = 0x00FF;
271 tmplpOutCaps->wPid = 0x0001; /* FIXME Product ID */
272 /* Product Version. We simply say "1" */
273 tmplpOutCaps->vDriverVersion = 0x001;
274 strcpy(tmplpOutCaps->szPname, minfo.name);
275
276 tmplpOutCaps->wTechnology = MOD_MIDIPORT; /* FIXME Is this right? */
277 /* Does it make any difference? */
278 tmplpOutCaps->wVoices = 16;
279 /* Does it make any difference? */
280 tmplpOutCaps->wNotes = 16;
281 /* FIXME Does it make any difference? */
282 tmplpOutCaps->dwSupport = MIDICAPS_VOLUME|MIDICAPS_LRVOLUME;
283
284 midiOutDevices[numsynthdevs + i] = tmplpOutCaps;
285
286 tmplpInCaps = HeapAlloc(GetProcessHeap(), 0, sizeof(MIDIOUTCAPSA));
287 if (!tmplpInCaps)
288 break;
289 /* This whole part is somewhat obscure to me. I'll keep trying to dig
290 info about it. If you happen to know, please tell us. The very
291 descritive minfo.dev_type was not used here.
292 */
293 /* Manufac ID. We do not have access to this with soundcard.h
294 Does not seem to be a problem, because in mmsystem.h only
295 Microsoft's ID is listed */
296 tmplpInCaps->wMid = 0x00FF;
297 tmplpInCaps->wPid = 0x0001; /* FIXME Product ID */
298 /* Product Version. We simply say "1" */
299 tmplpInCaps->vDriverVersion = 0x001;
300 strcpy(tmplpInCaps->szPname, minfo.name);
301
302 /* FIXME : could we get better information than that ? */
303 tmplpInCaps->dwSupport = MIDICAPS_VOLUME|MIDICAPS_LRVOLUME;
304
305 midiInDevices[i] = tmplpInCaps;
306
307 TRACE("name='%s' techn=%d voices=%d notes=%d support=%ld\n",
308 tmplpOutCaps->szPname, tmplpOutCaps->wTechnology, tmplpOutCaps->wVoices,
309 tmplpOutCaps->wNotes, tmplpOutCaps->dwSupport);
310 TRACE("OSS info: midi dev-type=%d, capa=%lx\n",
311 minfo.dev_type, (long)minfo.capabilities);
312 }
313
314 /* windows does not seem to differentiate Synth from MIDI devices */
315 MODM_NUMFMSYNTHDEVS = numsynthdevs;
316 MODM_NUMMIDIDEVS = nummididevs;
317 MODM_NUMDEVS = numsynthdevs + nummididevs;
318
319 MIDM_NUMDEVS = nummididevs;
320
321 /* close file and exit */
322 midiCloseSeq();
323
324 return TRUE;
325 }
326
327 /**************************************************************************
328 * MIDI_NotifyClient [internal]
329 */
330 static DWORD MIDI_NotifyClient(UINT wDevID, WORD wMsg,
331 DWORD dwParam1, DWORD dwParam2)
332 {
333 DWORD dwCallBack;
334 UINT uFlags;
335 HANDLE hDev;
336 DWORD dwInstance;
337
338 TRACE("wDevID = %04X wMsg = %d dwParm1 = %04lX dwParam2 = %04lX\n",
339 wDevID, wMsg, dwParam1, dwParam2);
340
341 switch (wMsg) {
342 case MOM_OPEN:
343 case MOM_CLOSE:
344 case MOM_DONE:
345 if (wDevID > MAX_MIDIOUTDRV)
346 return MCIERR_INTERNAL;
347
348 dwCallBack = MidiOutDev[wDevID].midiDesc.dwCallback;
349 uFlags = MidiOutDev[wDevID].wFlags;
350 hDev = MidiOutDev[wDevID].midiDesc.hMidi;
351 dwInstance = MidiOutDev[wDevID].midiDesc.dwInstance;
352 break;
353
354 case MIM_OPEN:
355 case MIM_CLOSE:
356 case MIM_DATA:
357 case MIM_ERROR:
358 if (wDevID > MAX_MIDIINDRV)
359 return MCIERR_INTERNAL;
360
361 dwCallBack = MidiInDev[wDevID].midiDesc.dwCallback;
362 uFlags = MidiInDev[wDevID].wFlags;
363 hDev = MidiInDev[wDevID].midiDesc.hMidi;
364 dwInstance = MidiInDev[wDevID].midiDesc.dwInstance;
365 break;
366 default:
367 WARN("Unsupported MSW-MIDI message %u\n", wMsg);
368 return MCIERR_INTERNAL;
369 }
370
371 return DriverCallback(dwCallBack, uFlags, hDev, wMsg, dwInstance, dwParam1, dwParam2) ?
372 0 : MCIERR_INTERNAL;
373 }
374
375 static int midi_warn = 1;
376 /**************************************************************************
377 * midiOpenSeq [internal]
378 */
379 static int midiOpenSeq(void)
380 {
381 if (numOpenMidiSeq == 0) {
382 midiSeqFD = open(MIDI_SEQ, O_RDWR, 0);
383 if (midiSeqFD == -1) {
384 if (midi_warn)
385 {
386 WARN("Can't open MIDI device '%s' ! (%s). If your "
387 "program needs this (probably not): %s\n",
388 MIDI_SEQ, strerror(errno),
389 errno == ENOENT ?
390 "create it ! (\"man MAKEDEV\" ?)" :
391 errno == ENODEV ?
392 "load MIDI sequencer kernel driver !" :
393 errno == EACCES ?
394 "grant access ! (\"man chmod\")" : ""
395 );
396 }
397 midi_warn = 0;
398 return -1;
399 }
400 if (fcntl(midiSeqFD, F_SETFL, O_NONBLOCK) < 0) {
401 WARN("can't set sequencer fd to non-blocking, errno %d (%s)\n", errno, strerror(errno));
402 close(midiSeqFD);
403 midiSeqFD = -1;
404 return -1;
405 }
406 fcntl(midiSeqFD, F_SETFD, 1); /* set close on exec flag */
407 ioctl(midiSeqFD, SNDCTL_SEQ_RESET);
408 }
409 numOpenMidiSeq++;
410 return 0;
411 }
412
413 /**************************************************************************
414 * midiCloseSeq [internal]
415 */
416 static int midiCloseSeq(void)
417 {
418 if (--numOpenMidiSeq == 0) {
419 close(midiSeqFD);
420 midiSeqFD = -1;
421 }
422 return 0;
423 }
424
425 /* FIXME: this is a bad idea, it's even not static... */
426 SEQ_DEFINEBUF(1024);
427
428 /* FIXME: this is not reentrant, not static - because of global variable
429 * _seqbuf and al.
430 */
431 /**************************************************************************
432 * seqbuf_dump [internal]
433 */
434 void seqbuf_dump(void)
435 {
436 if (_seqbufptr) {
437 if (write(midiSeqFD, _seqbuf, _seqbufptr) == -1) {
438 WARN("Can't write data to sequencer %d, errno %d (%s)!\n",
439 midiSeqFD, errno, strerror(errno));
440 }
441 /* FIXME:
442 * in any case buffer is lost so that if many errors occur the buffer
443 * will not overrun
444 */
445 _seqbufptr = 0;
446 }
447 }
448
449 static void midReceiveChar(WORD wDevID, unsigned char value, DWORD dwTime)
450 {
451 DWORD toSend = 0;
452
453 TRACE("Adding %02xh to %d[%d]\n", value, wDevID, MidiInDev[wDevID].incLen);
454
455 if (wDevID >= MAX_MIDIINDRV) {
456 WARN("bad devID\n");
457 return;
458 }
459 if (MidiInDev[wDevID].state == 0) {
460 TRACE("input not started, thrown away\n");
461 return;
462 }
463
464 if (MidiInDev[wDevID].state & 2) { /* system exclusive */
465 LPMIDIHDR lpMidiHdr = MidiInDev[wDevID].lpQueueHdr;
466 WORD sbfb = FALSE;
467
468 if (lpMidiHdr) {
469 LPBYTE lpData = lpMidiHdr->lpData;
470
471 lpData[lpMidiHdr->dwBytesRecorded++] = value;
472 if (lpMidiHdr->dwBytesRecorded == lpMidiHdr->dwBufferLength) {
473 sbfb = TRUE;
474 }
475 }
476 if (value == 0xF7) { /* then end */
477 MidiInDev[wDevID].state &= ~2;
478 sbfb = TRUE;
479 }
480 if (sbfb && lpMidiHdr != NULL) {
481 lpMidiHdr = MidiInDev[wDevID].lpQueueHdr;
482 lpMidiHdr->dwFlags &= ~MHDR_INQUEUE;
483 lpMidiHdr->dwFlags |= MHDR_DONE;
484 MidiInDev[wDevID].lpQueueHdr = (LPMIDIHDR)lpMidiHdr->lpNext;
485 if (MIDI_NotifyClient(wDevID, MIM_LONGDATA, (DWORD)lpMidiHdr, dwTime) != MMSYSERR_NOERROR) {
486 WARN("Couldn't notify client\n");
487 }
488 }
489 return;
490 }
491
492 #define IS_CMD(_x) (((_x) & 0x80) == 0x80)
493 #define IS_SYS_CMD(_x) (((_x) & 0xF0) == 0xF0)
494
495 if (!IS_CMD(value) && MidiInDev[wDevID].incLen == 0) { /* try to reuse old cmd */
496 if (IS_CMD(MidiInDev[wDevID].incPrev) && !IS_SYS_CMD(MidiInDev[wDevID].incPrev)) {
497 MidiInDev[wDevID].incoming[0] = MidiInDev[wDevID].incPrev;
498 MidiInDev[wDevID].incLen = 1;
499 TRACE("Reusing old command %02xh\n", MidiInDev[wDevID].incPrev);
500 } else {
501 FIXME("error for midi-in, should generate MIM_ERROR notification:"
502 " prev=%02Xh, incLen=%02Xh\n",
503 MidiInDev[wDevID].incPrev, MidiInDev[wDevID].incLen);
504 return;
505 }
506 }
507 MidiInDev[wDevID].incoming[(int)(MidiInDev[wDevID].incLen++)] = value;
508 if (MidiInDev[wDevID].incLen == 1 && !IS_SYS_CMD(MidiInDev[wDevID].incoming[0])) {
509 /* store new cmd, just in case */
510 MidiInDev[wDevID].incPrev = MidiInDev[wDevID].incoming[0];
511 }
512
513 #undef IS_CMD
514 #undef IS_SYS_CMD
515
516 switch (MidiInDev[wDevID].incoming[0] & 0xF0) {
517 case MIDI_NOTEOFF:
518 case MIDI_NOTEON:
519 case MIDI_KEY_PRESSURE:
520 case MIDI_CTL_CHANGE:
521 case MIDI_PITCH_BEND:
522 if (MidiInDev[wDevID].incLen == 3) {
523 toSend = (MidiInDev[wDevID].incoming[2] << 16) |
524 (MidiInDev[wDevID].incoming[1] << 8) |
525 (MidiInDev[wDevID].incoming[0] << 0);
526 }
527 break;
528 case MIDI_PGM_CHANGE:
529 case MIDI_CHN_PRESSURE:
530 if (MidiInDev[wDevID].incLen == 2) {
531 toSend = (MidiInDev[wDevID].incoming[1] << 8) |
532 (MidiInDev[wDevID].incoming[0] << 0);
533 }
534 break;
535 case MIDI_SYSTEM_PREFIX:
536 if (MidiInDev[wDevID].incoming[0] == 0xF0) {
537 MidiInDev[wDevID].state |= 2;
538 MidiInDev[wDevID].incLen = 0;
539 } else {
540 if (MidiInDev[wDevID].incLen == 1) {
541 toSend = (MidiInDev[wDevID].incoming[0] << 0);
542 }
543 }
544 break;
545 default:
546 WARN("This shouldn't happen (%02X)\n", MidiInDev[wDevID].incoming[0]);
547 }
548 if (toSend != 0) {
549 TRACE("Sending event %08lx\n", toSend);
550 MidiInDev[wDevID].incLen = 0;
551 dwTime -= MidiInDev[wDevID].startTime;
552 if (MIDI_NotifyClient(wDevID, MIM_DATA, toSend, dwTime) != MMSYSERR_NOERROR) {
553 WARN("Couldn't notify client\n");
554 }
555 }
556 }
557
558 static VOID WINAPI midTimeCallback(HWND hwnd, UINT msg, UINT id, DWORD dwTime)
559 {
560 unsigned char buffer[256];
561 int len, idx;
562
563 TRACE("(%04X, %d, %d, %lu)\n", hwnd, msg, id, dwTime);
564
565 len = read(midiSeqFD, buffer, sizeof(buffer));
566
567 if (len < 0) return;
568 if ((len % 4) != 0) {
569 WARN("Bad length %d, errno %d (%s)\n", len, errno, strerror(errno));
570 return;
571 }
572
573 for (idx = 0; idx < len; ) {
574 if (buffer[idx] & 0x80) {
575 TRACE(
576 "Reading<8> %02x %02x %02x %02x %02x %02x %02x %02x\n",
577 buffer[idx + 0], buffer[idx + 1],
578 buffer[idx + 2], buffer[idx + 3],
579 buffer[idx + 4], buffer[idx + 5],
580 buffer[idx + 6], buffer[idx + 7]);
581 idx += 8;
582 } else {
583 switch (buffer[idx + 0]) {
584 case SEQ_WAIT:
585 case SEQ_ECHO:
586 break;
587 case SEQ_MIDIPUTC:
588 midReceiveChar(buffer[idx + 2], buffer[idx + 1], dwTime);
589 break;
590 default:
591 TRACE("Unsupported event %d\n", buffer[idx + 0]);
592 break;
593 }
594 idx += 4;
595 }
596 }
597 }
598
599 /**************************************************************************
600 * midGetDevCaps [internal]
601 */
602 static DWORD midGetDevCaps(WORD wDevID, LPMIDIINCAPSA lpCaps, DWORD dwSize)
603 {
604 TRACE("(%04X, %p, %08lX);\n", wDevID, lpCaps, dwSize);
605
606 if (wDevID >= MIDM_NUMDEVS) return MMSYSERR_BADDEVICEID;
607 if (lpCaps == NULL) return MMSYSERR_INVALPARAM;
608
609 memcpy(lpCaps, midiInDevices[wDevID], min(dwSize, sizeof(*lpCaps)));
610
611 return MMSYSERR_NOERROR;
612 }
613
614 /**************************************************************************
615 * midOpen [internal]
616 */
617 static DWORD midOpen(WORD wDevID, LPMIDIOPENDESC lpDesc, DWORD dwFlags)
618 {
619 TRACE("(%04X, %p, %08lX);\n", wDevID, lpDesc, dwFlags);
620
621 if (lpDesc == NULL) {
622 WARN("Invalid Parameter !\n");
623 return MMSYSERR_INVALPARAM;
624 }
625
626 /* FIXME :
627 * how to check that content of lpDesc is correct ?
628 */
629 if (wDevID >= MAX_MIDIINDRV) {
630 WARN("wDevID too large (%u) !\n", wDevID);
631 return MMSYSERR_BADDEVICEID;
632 }
633 if (MidiInDev[wDevID].midiDesc.hMidi != 0) {
634 WARN("device already open !\n");
635 return MMSYSERR_ALLOCATED;
636 }
637 if ((dwFlags & MIDI_IO_STATUS) != 0) {
638 WARN("No support for MIDI_IO_STATUS in dwFlags yet, ignoring it\n");
639 dwFlags &= ~MIDI_IO_STATUS;
640 }
641 if ((dwFlags & ~CALLBACK_TYPEMASK) != 0) {
642 FIXME("Bad dwFlags\n");
643 return MMSYSERR_INVALFLAG;
644 }
645
646 if (midiOpenSeq() < 0) {
647 return MMSYSERR_ERROR;
648 }
649
650 if (numStartedMidiIn++ == 0) {
651 midiInTimerID = SetTimer(0, 0, 250, midTimeCallback);
652 if (!midiInTimerID) {
653 numStartedMidiIn = 0;
654 WARN("Couldn't start timer for midi-in\n");
655 midiCloseSeq();
656 return MMSYSERR_ERROR;
657 }
658 TRACE("Starting timer (%u) for midi-in\n", midiInTimerID);
659 }
660
661 MidiInDev[wDevID].wFlags = HIWORD(dwFlags & CALLBACK_TYPEMASK);
662
663 MidiInDev[wDevID].lpQueueHdr = NULL;
664 MidiInDev[wDevID].dwTotalPlayed = 0;
665 MidiInDev[wDevID].bufsize = 0x3FFF;
666 MidiInDev[wDevID].midiDesc = *lpDesc;
667 MidiInDev[wDevID].state = 0;
668 MidiInDev[wDevID].incLen = 0;
669 MidiInDev[wDevID].startTime = 0;
670
671 if (MIDI_NotifyClient(wDevID, MIM_OPEN, 0L, 0L) != MMSYSERR_NOERROR) {
672 WARN("can't notify client !\n");
673 return MMSYSERR_INVALPARAM;
674 }
675 return MMSYSERR_NOERROR;
676 }
677
678 /**************************************************************************
679 * midClose [internal]
680 */
681 static DWORD midClose(WORD wDevID)
682 {
683 int ret = MMSYSERR_NOERROR;
684
685 TRACE("(%04X);\n", wDevID);
686
687 if (wDevID >= MAX_MIDIINDRV) {
688 WARN("wDevID too big (%u) !\n", wDevID);
689 return MMSYSERR_BADDEVICEID;
690 }
691 if (MidiInDev[wDevID].midiDesc.hMidi == 0) {
692 WARN("device not opened !\n");
693 return MMSYSERR_ERROR;
694 }
695 if (MidiInDev[wDevID].lpQueueHdr != 0) {
696 return MIDIERR_STILLPLAYING;
697 }
698
699 if (midiSeqFD == -1) {
700 WARN("ooops !\n");
701 return MMSYSERR_ERROR;
702 }
703 if (--numStartedMidiIn == 0) {
704 TRACE("Stopping timer for midi-in\n");
705 if (!KillTimer(0, midiInTimerID)) {
706 WARN("Couldn't stop timer for midi-in\n");
707 }
708 midiInTimerID = 0;
709 }
710 midiCloseSeq();
711
712 MidiInDev[wDevID].bufsize = 0;
713 if (MIDI_NotifyClient(wDevID, MIM_CLOSE, 0L, 0L) != MMSYSERR_NOERROR) {
714 WARN("can't notify client !\n");
715 ret = MMSYSERR_INVALPARAM;
716 }
717 MidiInDev[wDevID].midiDesc.hMidi = 0;
718 return ret;
719 }
720
721 /**************************************************************************
722 * midAddBuffer [internal]
723 */
724 static DWORD midAddBuffer(WORD wDevID, LPMIDIHDR lpMidiHdr, DWORD dwSize)
725 {
726 TRACE("(%04X, %p, %08lX);\n", wDevID, lpMidiHdr, dwSize);
727
728 if (lpMidiHdr == NULL) return MMSYSERR_INVALPARAM;
729 if (sizeof(MIDIHDR) > dwSize) return MMSYSERR_INVALPARAM;
730 if (lpMidiHdr->dwBufferLength == 0) return MMSYSERR_INVALPARAM;
731 if (lpMidiHdr->dwFlags & MHDR_INQUEUE) return MIDIERR_STILLPLAYING;
732 if (!(lpMidiHdr->dwFlags & MHDR_PREPARED)) return MIDIERR_UNPREPARED;
733
734 if (MidiInDev[wDevID].lpQueueHdr == 0) {
735 MidiInDev[wDevID].lpQueueHdr = lpMidiHdr;
736 } else {
737 LPMIDIHDR ptr;
738
739 for (ptr = MidiInDev[wDevID].lpQueueHdr;
740 ptr->lpNext != 0;
741 ptr = (LPMIDIHDR)ptr->lpNext);
742 ptr->lpNext = (struct midihdr_tag*)lpMidiHdr;
743 }
744 return MMSYSERR_NOERROR;
745 }
746
747 /**************************************************************************
748 * midPrepare [internal]
749 */
750 static DWORD midPrepare(WORD wDevID, LPMIDIHDR lpMidiHdr, DWORD dwSize)
751 {
752 TRACE("(%04X, %p, %08lX);\n", wDevID, lpMidiHdr, dwSize);
753
754 if (dwSize < sizeof(MIDIHDR) || lpMidiHdr == 0 ||
755 lpMidiHdr->lpData == 0 || lpMidiHdr->dwFlags != 0 ||
756 lpMidiHdr->dwBufferLength >= 0x10000ul)
757 return MMSYSERR_INVALPARAM;
758
759 lpMidiHdr->lpNext = 0;
760 lpMidiHdr->dwFlags |= MHDR_PREPARED;
761 lpMidiHdr->dwBytesRecorded = 0;
762
763 return MMSYSERR_NOERROR;
764 }
765
766 /**************************************************************************
767 * midUnprepare [internal]
768 */
769 static DWORD midUnprepare(WORD wDevID, LPMIDIHDR lpMidiHdr, DWORD dwSize)
770 {
771 TRACE("(%04X, %p, %08lX);\n", wDevID, lpMidiHdr, dwSize);
772
773 if (dwSize < sizeof(MIDIHDR) || lpMidiHdr == 0 ||
774 lpMidiHdr->lpData == 0 || lpMidiHdr->dwBufferLength >= 0x10000ul)
775 return MMSYSERR_INVALPARAM;
776
777 if (!(lpMidiHdr->dwFlags & MHDR_PREPARED)) return MIDIERR_UNPREPARED;
778 if (lpMidiHdr->dwFlags & MHDR_INQUEUE) return MIDIERR_STILLPLAYING;
779
780 lpMidiHdr->dwFlags &= ~MHDR_PREPARED;
781
782 return MMSYSERR_NOERROR;
783 }
784
785 /**************************************************************************
786 * midReset [internal]
787 */
788 static DWORD midReset(WORD wDevID)
789 {
790 DWORD dwTime = GetTickCount();
791
792 TRACE("(%04X);\n", wDevID);
793
794 while (MidiInDev[wDevID].lpQueueHdr) {
795 MidiInDev[wDevID].lpQueueHdr->dwFlags &= ~MHDR_INQUEUE;
796 MidiInDev[wDevID].lpQueueHdr->dwFlags |= MHDR_DONE;
797 /* FIXME: when called from 16 bit, lpQueueHdr needs to be a segmented ptr */
798 if (MIDI_NotifyClient(wDevID, MIM_LONGDATA,
799 (DWORD)MidiInDev[wDevID].lpQueueHdr, dwTime) != MMSYSERR_NOERROR) {
800 WARN("Couldn't notify client\n");
801 }
802 MidiInDev[wDevID].lpQueueHdr = (LPMIDIHDR)MidiInDev[wDevID].lpQueueHdr->lpNext;
803 }
804
805 return MMSYSERR_NOERROR;
806 }
807
808
809 /**************************************************************************
810 * midStart [internal]
811 */
812 static DWORD midStart(WORD wDevID)
813 {
814 TRACE("(%04X);\n", wDevID);
815
816 /* FIXME : should test value of wDevID */
817
818 MidiInDev[wDevID].state = 1;
819 MidiInDev[wDevID].startTime = GetTickCount();
820 return MMSYSERR_NOERROR;
821 }
822
823 /**************************************************************************
824 * midStop [internal]
825 */
826 static DWORD midStop(WORD wDevID)
827 {
828 TRACE("(%04X);\n", wDevID);
829
830 /* FIXME : should test value of wDevID */
831 MidiInDev[wDevID].state = 0;
832 return MMSYSERR_NOERROR;
833 }
834
835 /*-----------------------------------------------------------------------*/
836
837 typedef struct sVoice {
838 int note; /* 0 means not used */
839 int channel;
840 unsigned cntMark : 30,
841 status : 2;
842 #define sVS_UNUSED 0
843 #define sVS_PLAYING 1
844 #define sVS_SUSTAINED 2
845 } sVoice;
846
847 typedef struct sChannel {
848 int program;
849
850 int bender;
851 int benderRange;
852 /* controlers */
853 int bank; /* CTL_BANK_SELECT */
854 int volume; /* CTL_MAIN_VOLUME */
855 int balance; /* CTL_BALANCE */
856 int expression; /* CTL_EXPRESSION */
857 int sustain; /* CTL_SUSTAIN */
858
859 unsigned char nrgPmtMSB; /* Non register Parameters */
860 unsigned char nrgPmtLSB;
861 unsigned char regPmtMSB; /* Non register Parameters */
862 unsigned char regPmtLSB;
863 } sChannel;
864
865 typedef struct sFMextra {
866 unsigned counter;
867 int drumSetMask;
868 sChannel channel[16]; /* MIDI has only 16 channels */
869 sVoice voice[1]; /* dyn allocated according to sound card */
870 /* do not append fields below voice[1] since the size of this structure
871 * depends on the number of available voices on the FM synth...
872 */
873 } sFMextra;
874
875 extern unsigned char midiFMInstrumentPatches[16 * 128];
876 extern unsigned char midiFMDrumsPatches [16 * 128];
877
878 /**************************************************************************
879 * modFMLoad [internal]
880 */
881 static int modFMLoad(int dev)
882 {
883 int i;
884 struct sbi_instrument sbi;
885
886 sbi.device = dev;
887 sbi.key = FM_PATCH;
888
889 memset(sbi.operators + 16, 0, 16);
890 for (i = 0; i < 128; i++) {
891 sbi.channel = i;
892 memcpy(sbi.operators, midiFMInstrumentPatches + i * 16, 16);
893
894 if (write(midiSeqFD, (char*)&sbi, sizeof(sbi)) == -1) {
895 WARN("Couldn't write patch for instrument %d, errno %d (%s)!\n", sbi.channel, errno, strerror(errno));
896 return -1;
897 }
898 }
899 for (i = 0; i < 128; i++) {
900 sbi.channel = 128 + i;
901 memcpy(sbi.operators, midiFMDrumsPatches + i * 16, 16);
902
903 if (write(midiSeqFD, (char*)&sbi, sizeof(sbi)) == -1) {
904 WARN("Couldn't write patch for drum %d, errno %d (%s)!\n", sbi.channel, errno, strerror(errno));
905 return -1;
906 }
907 }
908 return 0;
909 }
910
911 /**************************************************************************
912 * modFMReset [internal]
913 */
914 static void modFMReset(WORD wDevID)
915 {
916 sFMextra* extra = (sFMextra*)MidiOutDev[wDevID].lpExtra;
917 sVoice* voice = extra->voice;
918 sChannel* channel = extra->channel;
919 int i;
920
921 for (i = 0; i < midiOutDevices[wDevID]->wVoices; i++) {
922 if (voice[i].status != sVS_UNUSED) {
923 SEQ_STOP_NOTE(wDevID, i, voice[i].note, 64);
924 }
925 SEQ_KEY_PRESSURE(wDevID, i, 127, 0);
926 SEQ_CONTROL(wDevID, i, SEQ_VOLMODE, VOL_METHOD_LINEAR);
927 voice[i].note = 0;
928 voice[i].channel = -1;
929 voice[i].cntMark = 0;
930 voice[i].status = sVS_UNUSED;
931 }
932 for (i = 0; i < 16; i++) {
933 channel[i].program = 0;
934 channel[i].bender = 8192;
935 channel[i].benderRange = 2;
936 channel[i].bank = 0;
937 channel[i].volume = 127;
938 channel[i].balance = 64;
939 channel[i].expression = 0;
940 channel[i].sustain = 0;
941 }
942 extra->counter = 0;
943 extra->drumSetMask = 1 << 9; /* channel 10 is normally drums, sometimes 16 also */
944 SEQ_DUMPBUF();
945 }
946
947 #define IS_DRUM_CHANNEL(_xtra, _chn) ((_xtra)->drumSetMask & (1 << (_chn)))
948
949 /**************************************************************************
950 * modGetDevCaps [internal]
951 */
952 static DWORD modGetDevCaps(WORD wDevID, LPMIDIOUTCAPSA lpCaps, DWORD dwSize)
953 {
954 TRACE("(%04X, %p, %08lX);\n", wDevID, lpCaps, dwSize);
955
956 if (wDevID >= MODM_NUMDEVS) return MMSYSERR_BADDEVICEID;
957 if (lpCaps == NULL) return MMSYSERR_INVALPARAM;
958
959 memcpy(lpCaps, midiOutDevices[wDevID], min(dwSize, sizeof(*lpCaps)));
960
961 return MMSYSERR_NOERROR;
962 }
963
964 /**************************************************************************
965 * modOpen [internal]
966 */
967 static DWORD modOpen(WORD wDevID, LPMIDIOPENDESC lpDesc, DWORD dwFlags)
968 {
969 TRACE("(%04X, %p, %08lX);\n", wDevID, lpDesc, dwFlags);
970 if (lpDesc == NULL) {
971 WARN("Invalid Parameter !\n");
972 return MMSYSERR_INVALPARAM;
973 }
974 if (wDevID >= MAX_MIDIOUTDRV) {
975 TRACE("MAX_MIDIOUTDRV reached !\n");
976 return MMSYSERR_BADDEVICEID;
977 }
978 if (MidiOutDev[wDevID].midiDesc.hMidi != 0) {
979 WARN("device already open !\n");
980 return MMSYSERR_ALLOCATED;
981 }
982 if ((dwFlags & ~CALLBACK_TYPEMASK) != 0) {
983 WARN("bad dwFlags\n");
984 return MMSYSERR_INVALFLAG;
985 }
986 if (midiOutDevices[wDevID] == NULL) {
987 TRACE("un-allocated wDevID\n");
988 return MMSYSERR_BADDEVICEID;
989 }
990
991 MidiOutDev[wDevID].lpExtra = 0;
992
993 switch (midiOutDevices[wDevID]->wTechnology) {
994 case MOD_FMSYNTH:
995 {
996 void* extra = HeapAlloc(GetProcessHeap(), 0,
997 sizeof(struct sFMextra) +
998 sizeof(struct sVoice) * (midiOutDevices[wDevID]->wVoices - 1));
999
1000 if (extra == 0) {
1001 WARN("can't alloc extra data !\n");
1002 return MMSYSERR_NOMEM;
1003 }
1004 MidiOutDev[wDevID].lpExtra = extra;
1005 if (midiOpenSeq() < 0) {
1006 MidiOutDev[wDevID].lpExtra = 0;
1007 HeapFree(GetProcessHeap(), 0, extra);
1008 return MMSYSERR_ERROR;
1009 }
1010 if (modFMLoad(wDevID) < 0) {
1011 midiCloseSeq();
1012 MidiOutDev[wDevID].lpExtra = 0;
1013 HeapFree(GetProcessHeap(), 0, extra);
1014 return MMSYSERR_ERROR;
1015 }
1016 modFMReset(wDevID);
1017 }
1018 break;
1019 case MOD_MIDIPORT:
1020 if (midiOpenSeq() < 0) {
1021 return MMSYSERR_ALLOCATED;
1022 }
1023 break;
1024 default:
1025 WARN("Technology not supported (yet) %d !\n",
1026 midiOutDevices[wDevID]->wTechnology);
1027 return MMSYSERR_NOTENABLED;
1028 }
1029
1030 MidiOutDev[wDevID].wFlags = HIWORD(dwFlags & CALLBACK_TYPEMASK);
1031
1032 MidiOutDev[wDevID].lpQueueHdr = NULL;
1033 MidiOutDev[wDevID].dwTotalPlayed = 0;
1034 MidiOutDev[wDevID].bufsize = 0x3FFF;
1035 MidiOutDev[wDevID].midiDesc = *lpDesc;
1036
1037 if (MIDI_NotifyClient(wDevID, MOM_OPEN, 0L, 0L) != MMSYSERR_NOERROR) {
1038 WARN("can't notify client !\n");
1039 return MMSYSERR_INVALPARAM;
1040 }
1041 TRACE("Successful !\n");
1042 return MMSYSERR_NOERROR;
1043 }
1044
1045
1046 /**************************************************************************
1047 * modClose [internal]
1048 */
1049 static DWORD modClose(WORD wDevID)
1050 {
1051 int ret = MMSYSERR_NOERROR;
1052
1053 TRACE("(%04X);\n", wDevID);
1054
1055 if (MidiOutDev[wDevID].midiDesc.hMidi == 0) {
1056 WARN("device not opened !\n");
1057 return MMSYSERR_ERROR;
1058 }
1059 /* FIXME: should test that no pending buffer is still in the queue for
1060 * playing */
1061
1062 if (midiSeqFD == -1) {
1063 WARN("can't close !\n");
1064 return MMSYSERR_ERROR;
1065 }
1066
1067 switch (midiOutDevices[wDevID]->wTechnology) {
1068 case MOD_FMSYNTH:
1069 case MOD_MIDIPORT:
1070 midiCloseSeq();
1071 break;
1072 default:
1073 WARN("Technology not supported (yet) %d !\n",
1074 midiOutDevices[wDevID]->wTechnology);
1075 return MMSYSERR_NOTENABLED;
1076 }
1077
1078 if (MidiOutDev[wDevID].lpExtra != 0) {
1079 HeapFree(GetProcessHeap(), 0, MidiOutDev[wDevID].lpExtra);
1080 MidiOutDev[wDevID].lpExtra = 0;
1081 }
1082
1083 MidiOutDev[wDevID].bufsize = 0;
1084 if (MIDI_NotifyClient(wDevID, MOM_CLOSE, 0L, 0L) != MMSYSERR_NOERROR) {
1085 WARN("can't notify client !\n");
1086 ret = MMSYSERR_INVALPARAM;
1087 }
1088 MidiOutDev[wDevID].midiDesc.hMidi = 0;
1089 return ret;
1090 }
1091
1092 /**************************************************************************
1093 * modData [internal]
1094 */
1095 static DWORD modData(WORD wDevID, DWORD dwParam)
1096 {
1097 WORD evt = LOBYTE(LOWORD(dwParam));
1098 WORD d1 = HIBYTE(LOWORD(dwParam));
1099 WORD d2 = LOBYTE(HIWORD(dwParam));
1100
1101 TRACE("(%04X, %08lX);\n", wDevID, dwParam);
1102
1103 if (midiSeqFD == -1) {
1104 WARN("can't play !\n");
1105 return MIDIERR_NODEVICE;
1106 }
1107 switch (midiOutDevices[wDevID]->wTechnology) {
1108 case MOD_FMSYNTH:
1109 /* FIXME:
1110 * - chorus depth controller is not used
1111 */
1112 {
1113 sFMextra* extra = (sFMextra*)MidiOutDev[wDevID].lpExtra;
1114 sVoice* voice = extra->voice;
1115 sChannel* channel = extra->channel;
1116 int chn = (evt & 0x0F);
1117 int i, nv;
1118
1119 switch (evt & 0xF0) {
1120 case MIDI_NOTEOFF:
1121 for (i = 0; i < midiOutDevices[wDevID]->wVoices; i++) {
1122 /* don't stop sustained notes */
1123 if (voice[i].status == sVS_PLAYING && voice[i].channel == chn && voice[i].note == d1) {
1124 voice[i].status = sVS_UNUSED;
1125 SEQ_STOP_NOTE(wDevID, i, d1, d2);
1126 }
1127 }
1128 break;
1129 case MIDI_NOTEON:
1130 if (d2 == 0) { /* note off if velocity == 0 */
1131 for (i = 0; i < midiOutDevices[wDevID]->wVoices; i++) {
1132 /* don't stop sustained notes */
1133 if (voice[i].status == sVS_PLAYING && voice[i].channel == chn && voice[i].note == d1) {
1134 voice[i].status = sVS_UNUSED;
1135 SEQ_STOP_NOTE(wDevID, i, d1, 64);
1136 }
1137 }
1138 break;
1139 }
1140 /* finding out in this order :
1141 * - an empty voice
1142 * - if replaying the same note on the same channel
1143 * - the older voice (LRU)
1144 */
1145 for (i = nv = 0; i < midiOutDevices[wDevID]->wVoices; i++) {
1146 if (voice[i].status == sVS_UNUSED ||
1147 (voice[i].note == d1 && voice[i].channel == chn)) {
1148 nv = i;
1149 break;
1150 }
1151 if (voice[i].cntMark < voice[0].cntMark) {
1152 nv = i;
1153 }
1154 }
1155 TRACE(
1156 "playing on voice=%d, pgm=%d, pan=0x%02X, vol=0x%02X, "
1157 "bender=0x%02X, note=0x%02X, vel=0x%02X\n",
1158 nv, channel[chn].program,
1159 channel[chn].balance,
1160 channel[chn].volume,
1161 channel[chn].bender, d1, d2);
1162
1163 SEQ_SET_PATCH(wDevID, nv, IS_DRUM_CHANNEL(extra, chn) ?
1164 (128 + d1) : channel[chn].program);
1165 SEQ_BENDER_RANGE(wDevID, nv, channel[chn].benderRange * 100);
1166 SEQ_BENDER(wDevID, nv, channel[chn].bender);
1167 SEQ_CONTROL(wDevID, nv, CTL_PAN, channel[chn].balance);
1168 SEQ_CONTROL(wDevID, nv, CTL_EXPRESSION, channel[chn].expression);
1169 #if 0
1170 /* FIXME: does not really seem to work on my SB card and
1171 * screws everything up... so lay it down
1172 */
1173 SEQ_CONTROL(wDevID, nv, CTL_MAIN_VOLUME, channel[chn].volume);
1174 #endif
1175 SEQ_START_NOTE(wDevID, nv, d1, d2);
1176 voice[nv].status = channel[chn].sustain ? sVS_SUSTAINED : sVS_PLAYING;
1177 voice[nv].note = d1;
1178 voice[nv].channel = chn;
1179 voice[nv].cntMark = extra->counter++;
1180 break;
1181 case MIDI_KEY_PRESSURE:
1182 for (i = 0; i < midiOutDevices[wDevID]->wVoices; i++) {
1183 if (voice[i].status != sVS_UNUSED && voice[i].channel == chn && voice[i].note == d1) {
1184 SEQ_KEY_PRESSURE(wDevID, i, d1, d2);
1185 }
1186 }
1187 break;
1188 case MIDI_CTL_CHANGE:
1189 switch (d1) {
1190 case CTL_BANK_SELECT: channel[chn].bank = d2; break;
1191 case CTL_MAIN_VOLUME: channel[chn].volume = d2; break;
1192 case CTL_PAN: channel[chn].balance = d2; break;
1193 case CTL_EXPRESSION: channel[chn].expression = d2; break;
1194 case CTL_SUSTAIN: channel[chn].sustain = d2;
1195 if (d2) {
1196 for (i = 0; i < midiOutDevices[wDevID]->wVoices; i++) {
1197 if (voice[i].status == sVS_PLAYING && voice[i].channel == chn) {
1198 voice[i].status = sVS_SUSTAINED;
1199 }
1200 }
1201 } else {
1202 for (i = 0; i < midiOutDevices[wDevID]->wVoices; i++) {
1203 if (voice[i].status == sVS_SUSTAINED && voice[i].channel == chn) {
1204 voice[i].status = sVS_UNUSED;
1205 SEQ_STOP_NOTE(wDevID, i, voice[i].note, 64);
1206 }
1207 }
1208 }
1209 break;
1210 case CTL_NONREG_PARM_NUM_LSB: channel[chn].nrgPmtLSB = d2; break;
1211 case CTL_NONREG_PARM_NUM_MSB: channel[chn].nrgPmtMSB = d2; break;
1212 case CTL_REGIST_PARM_NUM_LSB: channel[chn].regPmtLSB = d2; break;
1213 case CTL_REGIST_PARM_NUM_MSB: channel[chn].regPmtMSB = d2; break;
1214 case CTL_DATA_ENTRY:
1215 switch ((channel[chn].regPmtMSB << 8) | channel[chn].regPmtLSB) {
1216 case 0x0000:
1217 if (channel[chn].benderRange != d2) {
1218 channel[chn].benderRange = d2;
1219 for (i = 0; i < midiOutDevices[wDevID]->wVoices; i++) {
1220 if (voice[i].channel == chn) {
1221 SEQ_BENDER_RANGE(wDevID, i, channel[chn].benderRange);
1222 }
1223 }
1224 }
1225 break;
1226
1227 case 0x7F7F:
1228 channel[chn].benderRange = 2;
1229 for (i = 0; i < midiOutDevices[wDevID]->wVoices; i++) {
1230 if (voice[i].channel == chn) {
1231 SEQ_BENDER_RANGE(wDevID, i, channel[chn].benderRange);
1232 }
1233 }
1234 break;
1235 default:
1236 TRACE("Data entry: regPmt=0x%02x%02x, nrgPmt=0x%02x%02x with %x\n",
1237 channel[chn].regPmtMSB, channel[chn].regPmtLSB,
1238 channel[chn].nrgPmtMSB, channel[chn].nrgPmtLSB,
1239 d2);
1240 break;
1241 }
1242 break;
1243
1244 case 0x78: /* all sounds off */
1245 /* FIXME: I don't know if I have to take care of the channel
1246 * for this control ?
1247 */
1248 for (i = 0; i < midiOutDevices[wDevID]->wVoices; i++) {
1249 if (voice[i].status != sVS_UNUSED && voice[i].channel == chn) {
1250 voice[i].status = sVS_UNUSED;
1251 SEQ_STOP_NOTE(wDevID, i, voice[i].note, 64);
1252 }
1253 }
1254 break;
1255 case 0x7B: /* all notes off */
1256 /* FIXME: I don't know if I have to take care of the channel
1257 * for this control ?
1258 */
1259 for (i = 0; i < midiOutDevices[wDevID]->wVoices; i++) {
1260 if (voice[i].status == sVS_PLAYING && voice[i].channel == chn) {
1261 voice[i].status = sVS_UNUSED;
1262 SEQ_STOP_NOTE(wDevID, i, voice[i].note, 64);
1263 }
1264 }
1265 break;
1266 default:
1267 TRACE("Dropping MIDI control event 0x%02x(%02x) on channel %d\n",
1268 d1, d2, chn);
1269 break;
1270 }
1271 break;
1272 case MIDI_PGM_CHANGE:
1273 channel[chn].program = d1;
1274 break;
1275 case MIDI_CHN_PRESSURE:
1276 for (i = 0; i < midiOutDevices[wDevID]->wVoices; i++) {
1277 if (voice[i].status != sVS_UNUSED && voice[i].channel == chn) {
1278 SEQ_KEY_PRESSURE(wDevID, i, voice[i].note, d1);
1279 }
1280 }
1281 break;
1282 case MIDI_PITCH_BEND:
1283 channel[chn].bender = (d2 << 7) + d1;
1284 for (i = 0; i < midiOutDevices[wDevID]->wVoices; i++) {
1285 if (voice[i].channel == chn) {
1286 SEQ_BENDER(wDevID, i, channel[chn].bender);
1287 }
1288 }
1289 break;
1290 case MIDI_SYSTEM_PREFIX:
1291 switch (evt & 0x0F) {
1292 case 0x0F: /* Reset */
1293 modFMReset(wDevID);
1294 break;
1295 default:
1296 WARN("Unsupported (yet) system event %02x\n", evt & 0x0F);
1297 }
1298 break;
1299 default:
1300 WARN("Internal error, shouldn't happen (event=%08x)\n", evt & 0xF0);
1301 return MMSYSERR_NOTENABLED;
1302 }
1303 }
1304 break;
1305 case MOD_MIDIPORT:
1306 {
1307 int dev = wDevID - MODM_NUMFMSYNTHDEVS;
1308 if (dev < 0) {
1309 WARN("Internal error on devID (%u) !\n", wDevID);
1310 return MIDIERR_NODEVICE;
1311 }
1312
1313 switch (evt & 0xF0) {
1314 case MIDI_NOTEOFF:
1315 case MIDI_NOTEON:
1316 case MIDI_KEY_PRESSURE:
1317 case MIDI_CTL_CHANGE:
1318 case MIDI_PITCH_BEND:
1319 SEQ_MIDIOUT(dev, evt);
1320 SEQ_MIDIOUT(dev, d1);
1321 SEQ_MIDIOUT(dev, d2);
1322 break;
1323 case MIDI_PGM_CHANGE:
1324 case MIDI_CHN_PRESSURE:
1325 SEQ_MIDIOUT(dev, evt);
1326 SEQ_MIDIOUT(dev, d1);
1327 break;
1328 case MIDI_SYSTEM_PREFIX:
1329 switch (evt & 0x0F) {
1330 case 0x00: /* System Exclusive, don't do it on modData,
1331 * should require modLongData*/
1332 case 0x01: /* Undefined */
1333 case 0x04: /* Undefined. */
1334 case 0x05: /* Undefined. */
1335 case 0x07: /* End of Exclusive. */
1336 case 0x09: /* Undefined. */
1337 case 0x0D: /* Undefined. */
1338 break;
1339 case 0x06: /* Tune Request */
1340 case 0x08: /* Timing Clock. */
1341 case 0x0A: /* Start. */
1342 case 0x0B: /* Continue */
1343 case 0x0C: /* Stop */
1344 case 0x0E: /* Active Sensing. */
1345 SEQ_MIDIOUT(dev, evt);
1346 break;
1347 case 0x0F: /* Reset */
1348 /* SEQ_MIDIOUT(dev, evt);
1349 this other way may be better */
1350 SEQ_MIDIOUT(dev, MIDI_SYSTEM_PREFIX);
1351 SEQ_MIDIOUT(dev, 0x7e);
1352 SEQ_MIDIOUT(dev, 0x7f);
1353 SEQ_MIDIOUT(dev, 0x09);
1354 SEQ_MIDIOUT(dev, 0x01);
1355 SEQ_MIDIOUT(dev, 0xf7);
1356 break;
1357 case 0x03: /* Song Select. */
1358 SEQ_MIDIOUT(dev, evt);
1359 SEQ_MIDIOUT(dev, d1);
1360 case 0x02: /* Song Position Pointer. */
1361 SEQ_MIDIOUT(dev, evt);
1362 SEQ_MIDIOUT(dev, d1);
1363 SEQ_MIDIOUT(dev, d2);
1364 }
1365 break;
1366 }
1367 }
1368 break;
1369 default:
1370 WARN("Technology not supported (yet) %d !\n",
1371 midiOutDevices[wDevID]->wTechnology);
1372 return MMSYSERR_NOTENABLED;
1373 }
1374
1375 SEQ_DUMPBUF();
1376
1377 return MMSYSERR_NOERROR;
1378 }
1379
1380 /**************************************************************************
1381 * modLongData [internal]
1382 */
1383 static DWORD modLongData(WORD wDevID, LPMIDIHDR lpMidiHdr, DWORD dwSize)
1384 {
1385 int count;
1386 LPBYTE lpData;
1387
1388 TRACE("(%04X, %p, %08lX);\n", wDevID, lpMidiHdr, dwSize);
1389
1390 if (midiSeqFD == -1) {
1391 WARN("can't play !\n");
1392 return MIDIERR_NODEVICE;
1393 }
1394
1395 lpData = lpMidiHdr->lpData;
1396
1397 if (lpData == NULL)
1398 return MIDIERR_UNPREPARED;
1399 if (!(lpMidiHdr->dwFlags & MHDR_PREPARED))
1400 return MIDIERR_UNPREPARED;
1401 if (lpMidiHdr->dwFlags & MHDR_INQUEUE)
1402 return MIDIERR_STILLPLAYING;
1403 lpMidiHdr->dwFlags &= ~MHDR_DONE;
1404 lpMidiHdr->dwFlags |= MHDR_INQUEUE;
1405
1406 /* FIXME: MS doc is not 100% clear. Will lpData only contain system exclusive
1407 * data, or can it also contain raw MIDI data, to be split up and sent to
1408 * modShortData() ?
1409 * If the latest is true, then the following WARNing will fire up
1410 */
1411 if (lpData[0] != 0xF0 || lpData[lpMidiHdr->dwBufferLength - 1] != 0xF7) {
1412 WARN("Alledged system exclusive buffer is not correct\n\tPlease report with MIDI file\n");
1413 }
1414
1415 TRACE("dwBufferLength=%lu !\n", lpMidiHdr->dwBufferLength);
1416 TRACE(" %02X %02X %02X ... %02X %02X %02X\n",
1417 lpData[0], lpData[1], lpData[2], lpData[lpMidiHdr->dwBufferLength-3],
1418 lpData[lpMidiHdr->dwBufferLength-2], lpData[lpMidiHdr->dwBufferLength-1]);
1419
1420 switch (midiOutDevices[wDevID]->wTechnology) {
1421 case MOD_FMSYNTH:
1422 /* FIXME: I don't think there is much to do here */
1423 break;
1424 case MOD_MIDIPORT:
1425 if (lpData[0] != 0xF0) {
1426 /* Send end of System Exclusive */
1427 SEQ_MIDIOUT(wDevID - MODM_NUMFMSYNTHDEVS, 0xF0);
1428 WARN("Adding missing 0xF0 marker at the beginning of "
1429 "system exclusive byte stream\n");
1430 }
1431 for (count = 0; count < lpMidiHdr->dwBytesRecorded; count++) {
1432 SEQ_MIDIOUT(wDevID - MODM_NUMFMSYNTHDEVS, lpData[count]);
1433 }
1434 if (lpData[count - 1] != 0xF7) {
1435 /* Send end of System Exclusive */
1436 SEQ_MIDIOUT(wDevID - MODM_NUMFMSYNTHDEVS, 0xF7);
1437 WARN("Adding missing 0xF7 marker at the end of "
1438 "system exclusive byte stream\n");
1439 }
1440 SEQ_DUMPBUF();
1441 break;
1442 default:
1443 WARN("Technology not supported (yet) %d !\n",
1444 midiOutDevices[wDevID]->wTechnology);
1445 return MMSYSERR_NOTENABLED;
1446 }
1447
1448 lpMidiHdr->dwFlags &= ~MHDR_INQUEUE;
1449 lpMidiHdr->dwFlags |= MHDR_DONE;
1450 if (MIDI_NotifyClient(wDevID, MOM_DONE, (DWORD)lpMidiHdr, 0L) != MMSYSERR_NOERROR) {
1451 WARN("can't notify client !\n");
1452 return MMSYSERR_INVALPARAM;
1453 }
1454 return MMSYSERR_NOERROR;
1455 }
1456
1457 /**************************************************************************
1458 * modPrepare [internal]
1459 */
1460 static DWORD modPrepare(WORD wDevID, LPMIDIHDR lpMidiHdr, DWORD dwSize)
1461 {
1462 TRACE("(%04X, %p, %08lX);\n", wDevID, lpMidiHdr, dwSize);
1463
1464 if (midiSeqFD == -1) {
1465 WARN("can't prepare !\n");
1466 return MMSYSERR_NOTENABLED;
1467 }
1468
1469 /* MS doc says taht dwFlags must be set to zero, but (kinda funny) MS mciseq drivers
1470 * asks to prepare MIDIHDR which dwFlags != 0.
1471 * So at least check for the inqueue flag
1472 */
1473 if (dwSize < sizeof(MIDIHDR) || lpMidiHdr == 0 ||
1474 lpMidiHdr->lpData == 0 || (lpMidiHdr->dwFlags & MHDR_INQUEUE) != 0 ||
1475 lpMidiHdr->dwBufferLength >= 0x10000ul) {
1476 WARN("%p %p %08lx %d/%ld\n", lpMidiHdr, lpMidiHdr->lpData,
1477 lpMidiHdr->dwFlags, sizeof(MIDIHDR), dwSize);
1478 return MMSYSERR_INVALPARAM;
1479 }
1480
1481 lpMidiHdr->lpNext = 0;
1482 lpMidiHdr->dwFlags |= MHDR_PREPARED;
1483 lpMidiHdr->dwFlags &= ~MHDR_DONE;
1484 return MMSYSERR_NOERROR;
1485 }
1486
1487 /**************************************************************************
1488 * modUnprepare [internal]
1489 */
1490 static DWORD modUnprepare(WORD wDevID, LPMIDIHDR lpMidiHdr, DWORD dwSize)
1491 {
1492 TRACE("(%04X, %p, %08lX);\n", wDevID, lpMidiHdr, dwSize);
1493
1494 if (midiSeqFD == -1) {
1495 WARN("can't unprepare !\n");
1496 return MMSYSERR_NOTENABLED;
1497 }
1498
1499 if (dwSize < sizeof(MIDIHDR) || lpMidiHdr == 0)
1500 return MMSYSERR_INVALPARAM;
1501 if (lpMidiHdr->dwFlags & MHDR_INQUEUE)
1502 return MIDIERR_STILLPLAYING;
1503 lpMidiHdr->dwFlags &= ~MHDR_PREPARED;
1504 return MMSYSERR_NOERROR;
1505 }
1506
1507 /**************************************************************************
1508 * modReset [internal]
1509 */
1510 static DWORD modReset(WORD wDevID)
1511 {
1512 unsigned chn;
1513
1514 TRACE("(%04X);\n", wDevID);
1515
1516 /* stop all notes */
1517 /* FIXME: check if 0x78B0 is channel dependant or not. I coded it so that
1518 * it's channel dependent...
1519 */
1520 for (chn = 0; chn < 16; chn++) {
1521 /* turn off every note */
1522 modData(wDevID, 0x7800 | MIDI_CTL_CHANGE | chn);
1523 /* remove sustain on all channels */
1524 modData(wDevID, (CTL_SUSTAIN << 8) | MIDI_CTL_CHANGE | chn);
1525 }
1526 /* FIXME: the LongData buffers must also be returned to the app */
1527 return MMSYSERR_NOERROR;
1528 }
1529
1530 #endif /* HAVE_OSS_MIDI */
1531
1532 /*======================================================================*
1533 * MIDI entry points *
1534 *======================================================================*/
1535
1536 /**************************************************************************
1537 * midMessage (WINEOSS.4)
1538 */
1539 DWORD WINAPI OSS_midMessage(UINT wDevID, UINT wMsg, DWORD dwUser,
1540 DWORD dwParam1, DWORD dwParam2)
1541 {
1542 TRACE("(%04X, %04X, %08lX, %08lX, %08lX);\n",
1543 wDevID, wMsg, dwUser, dwParam1, dwParam2);
1544 switch (wMsg) {
1545 #ifdef HAVE_OSS_MIDI
1546 case DRVM_INIT:
1547 case DRVM_ENABLE:
1548 case DRVM_DISABLE:
1549 /* FIXME: Pretend this is supported */
1550 return 0;
1551 case MIDM_OPEN:
1552 return midOpen(wDevID, (LPMIDIOPENDESC)dwParam1, dwParam2);
1553 case MIDM_CLOSE:
1554 return midClose(wDevID);
1555 case MIDM_ADDBUFFER:
1556 return midAddBuffer(wDevID, (LPMIDIHDR)dwParam1, dwParam2);
1557 case MIDM_PREPARE:
1558 return midPrepare(wDevID, (LPMIDIHDR)dwParam1, dwParam2);
1559 case MIDM_UNPREPARE:
1560 return midUnprepare(wDevID, (LPMIDIHDR)dwParam1, dwParam2);
1561 case MIDM_GETDEVCAPS:
1562 return midGetDevCaps(wDevID, (LPMIDIINCAPSA)dwParam1,dwParam2);
1563 case MIDM_GETNUMDEVS:
1564 return MIDM_NUMDEVS;
1565 case MIDM_RESET:
1566 return midReset(wDevID);
1567 case MIDM_START:
1568 return midStart(wDevID);
1569 case MIDM_STOP:
1570 return midStop(wDevID);
1571 #endif
1572 default:
1573 TRACE("Unsupported message\n");
1574 }
1575 return MMSYSERR_NOTSUPPORTED;
1576 }
1577
1578 /**************************************************************************
1579 * modMessage (WINEOSS.5)
1580 */
1581 DWORD WINAPI OSS_modMessage(UINT wDevID, UINT wMsg, DWORD dwUser,
1582 DWORD dwParam1, DWORD dwParam2)
1583 {
1584 TRACE("(%04X, %04X, %08lX, %08lX, %08lX);\n",
1585 wDevID, wMsg, dwUser, dwParam1, dwParam2);
1586
1587 switch (wMsg) {
1588 #ifdef HAVE_OSS_MIDI
1589 case DRVM_INIT:
1590 case DRVM_EXIT:
1591 case DRVM_ENABLE:
1592 case DRVM_DISABLE:
1593 /* FIXME: Pretend this is supported */
1594 return 0;
1595 case MODM_OPEN:
1596 return modOpen(wDevID, (LPMIDIOPENDESC)dwParam1, dwParam2);
1597 case MODM_CLOSE:
1598 return modClose(wDevID);
1599 case MODM_DATA:
1600 return modData(wDevID, dwParam1);
1601 case MODM_LONGDATA:
1602 return modLongData(wDevID, (LPMIDIHDR)dwParam1, dwParam2);
1603 case MODM_PREPARE:
1604 return modPrepare(wDevID, (LPMIDIHDR)dwParam1, dwParam2);
1605 case MODM_UNPREPARE:
1606 return modUnprepare(wDevID, (LPMIDIHDR)dwParam1, dwParam2);
1607 case MODM_GETDEVCAPS:
1608 return modGetDevCaps(wDevID, (LPMIDIOUTCAPSA)dwParam1, dwParam2);
1609 case MODM_GETNUMDEVS:
1610 return MODM_NUMDEVS;
1611 case MODM_GETVOLUME:
1612 return 0;
1613 case MODM_SETVOLUME:
1614 return 0;
1615 case MODM_RESET:
1616 return modReset(wDevID);
1617 #endif
1618 default:
1619 TRACE("Unsupported message\n");
1620 }
1621 return MMSYSERR_NOTSUPPORTED;
1622 }
1623
1624 /*-----------------------------------------------------------------------*/
widl and rpcrt4 development