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Removed dependencies on the internals of the CLASS structure.
[wine/multimedia.git] / include / mmddk.h
blob7509fc80e29325cfe9e1e559cdf46b468dd04d42
1 /* -*- tab-width: 8; c-basic-offset: 4 -*- */
2
3 /*****************************************************************************
4 * Copyright 1998, Luiz Otavio L. Zorzella
5 * 1999, Eric Pouech
6 *
7 * File: mmddk.h
8 * Purpose: multimedia declarations (external to WINMM & MMSYSTEM DLLs
9 * for other DLLs (MCI, drivers...))
10 *
11 *****************************************************************************
12 */
13 #ifndef __MMDDK_H
14 #define __MMDDK_H
15
16 #include "mmsystem.h"
17 #include "winbase.h"
18 #include "wine/mmsystem16.h"
19
20 #define MAX_MIDIINDRV (16)
21 /* For now I'm making 16 the maximum number of midi devices one can
22 * have. This should be more than enough for everybody. But as a purist,
23 * I intend to make it unbounded in the future, as soon as I figure
24 * a good way to do so.
25 */
26 #define MAX_MIDIOUTDRV (16)
27
28 /* ==================================
29 * Multimedia DDK compatible part
30 * ================================== */
31
32 #include "pshpack1.h"
33
34 #define DRVM_INIT 100
35 #define DRVM_EXIT 101
36 #define DRVM_DISABLE 102
37 #define DRVM_ENABLE 103
38
39 /* messages that have IOCTL format
40 * dw1 = NULL or handle
41 * dw2 = NULL or ptr to DRVM_IOCTL_DATA
42 * return is MMRESULT
43 */
44 #define DRVM_IOCTL 0x100
45 #define DRVM_ADD_THRU (DRVM_IOCTL+1)
46 #define DRVM_REMOVE_THRU (DRVM_IOCTL+2)
47 #define DRVM_IOCTL_LAST (DRVM_IOCTL+5)
48 typedef struct {
49 DWORD dwSize; /* size of this structure */
50 DWORD dwCmd; /* IOCTL command code, 0x80000000 and above reserved for system */
51 } DRVM_IOCTL_DATA, *LPDRVM_IOCTL_DATA;
52
53 /* command code ranges for dwCmd field of DRVM_IOCTL message
54 * - codes from 0 to 0x7FFFFFFF are user defined
55 * - codes from 0x80000000 to 0xFFFFFFFF are reserved for future definition by microsoft
56 */
57 #define DRVM_IOCTL_CMD_USER 0x00000000L
58 #define DRVM_IOCTL_CMD_SYSTEM 0x80000000L
59
60 #define DRVM_MAPPER 0x2000
61 #define DRVM_USER 0x4000
62 #define DRVM_MAPPER_STATUS (DRVM_MAPPER+0)
63 #define DRVM_MAPPER_RECONFIGURE (DRVM_MAPPER+1)
64
65 #define WODM_INIT DRVM_INIT
66 #define WODM_GETNUMDEVS 3
67 #define WODM_GETDEVCAPS 4
68 #define WODM_OPEN 5
69 #define WODM_CLOSE 6
70 #define WODM_PREPARE 7
71 #define WODM_UNPREPARE 8
72 #define WODM_WRITE 9
73 #define WODM_PAUSE 10
74 #define WODM_RESTART 11
75 #define WODM_RESET 12
76 #define WODM_GETPOS 13
77 #define WODM_GETPITCH 14
78 #define WODM_SETPITCH 15
79 #define WODM_GETVOLUME 16
80 #define WODM_SETVOLUME 17
81 #define WODM_GETPLAYBACKRATE 18
82 #define WODM_SETPLAYBACKRATE 19
83 #define WODM_BREAKLOOP 20
84
85 #define WODM_MAPPER_STATUS (DRVM_MAPPER_STATUS + 0)
86 #define WAVEOUT_MAPPER_STATUS_DEVICE 0
87 #define WAVEOUT_MAPPER_STATUS_MAPPED 1
88 #define WAVEOUT_MAPPER_STATUS_FORMAT 2
89
90 #define WIDM_INIT DRVM_INIT
91 #define WIDM_GETNUMDEVS 50
92 #define WIDM_GETDEVCAPS 51
93 #define WIDM_OPEN 52
94 #define WIDM_CLOSE 53
95 #define WIDM_PREPARE 54
96 #define WIDM_UNPREPARE 55
97 #define WIDM_ADDBUFFER 56
98 #define WIDM_START 57
99 #define WIDM_STOP 58
100 #define WIDM_RESET 59
101 #define WIDM_GETPOS 60
102
103 #define WIDM_MAPPER_STATUS (DRVM_MAPPER_STATUS + 0)
104 #define WAVEIN_MAPPER_STATUS_DEVICE 0
105 #define WAVEIN_MAPPER_STATUS_MAPPED 1
106 #define WAVEIN_MAPPER_STATUS_FORMAT 2
107
108 #define MODM_INIT DRVM_INIT
109 #define MODM_GETNUMDEVS 1
110 #define MODM_GETDEVCAPS 2
111 #define MODM_OPEN 3
112 #define MODM_CLOSE 4
113 #define MODM_PREPARE 5
114 #define MODM_UNPREPARE 6
115 #define MODM_DATA 7
116 #define MODM_LONGDATA 8
117 #define MODM_RESET 9
118 #define MODM_GETVOLUME 10
119 #define MODM_SETVOLUME 11
120 #define MODM_CACHEPATCHES 12
121 #define MODM_CACHEDRUMPATCHES 13
122
123 #define MIDM_INIT DRVM_INIT
124 #define MIDM_GETNUMDEVS 53
125 #define MIDM_GETDEVCAPS 54
126 #define MIDM_OPEN 55
127 #define MIDM_CLOSE 56
128 #define MIDM_PREPARE 57
129 #define MIDM_UNPREPARE 58
130 #define MIDM_ADDBUFFER 59
131 #define MIDM_START 60
132 #define MIDM_STOP 61
133 #define MIDM_RESET 62
134
135
136 #define AUXM_INIT DRVM_INIT
137 #define AUXDM_GETNUMDEVS 3
138 #define AUXDM_GETDEVCAPS 4
139 #define AUXDM_GETVOLUME 5
140 #define AUXDM_SETVOLUME 6
141
142 #define MXDM_INIT DRVM_INIT
143 #define MXDM_USER DRVM_USER
144 #define MXDM_MAPPER DRVM_MAPPER
145
146 #define MXDM_GETNUMDEVS 1
147 #define MXDM_GETDEVCAPS 2
148 #define MXDM_OPEN 3
149 #define MXDM_CLOSE 4
150 #define MXDM_GETLINEINFO 5
151 #define MXDM_GETLINECONTROLS 6
152 #define MXDM_GETCONTROLDETAILS 7
153 #define MXDM_SETCONTROLDETAILS 8
154
155 /* pre-defined joystick types */
156 #define JOY_HW_NONE 0
157 #define JOY_HW_CUSTOM 1
158 #define JOY_HW_2A_2B_GENERIC 2
159 #define JOY_HW_2A_4B_GENERIC 3
160 #define JOY_HW_2B_GAMEPAD 4
161 #define JOY_HW_2B_FLIGHTYOKE 5
162 #define JOY_HW_2B_FLIGHTYOKETHROTTLE 6
163 #define JOY_HW_3A_2B_GENERIC 7
164 #define JOY_HW_3A_4B_GENERIC 8
165 #define JOY_HW_4B_GAMEPAD 9
166 #define JOY_HW_4B_FLIGHTYOKE 10
167 #define JOY_HW_4B_FLIGHTYOKETHROTTLE 11
168 #define JOY_HW_LASTENTRY 12
169
170 /* calibration flags */
171 #define JOY_ISCAL_XY 0x00000001l /* XY are calibrated */
172 #define JOY_ISCAL_Z 0x00000002l /* Z is calibrated */
173 #define JOY_ISCAL_R 0x00000004l /* R is calibrated */
174 #define JOY_ISCAL_U 0x00000008l /* U is calibrated */
175 #define JOY_ISCAL_V 0x00000010l /* V is calibrated */
176 #define JOY_ISCAL_POV 0x00000020l /* POV is calibrated */
177
178 /* point of view constants */
179 #define JOY_POV_NUMDIRS 4
180 #define JOY_POVVAL_FORWARD 0
181 #define JOY_POVVAL_BACKWARD 1
182 #define JOY_POVVAL_LEFT 2
183 #define JOY_POVVAL_RIGHT 3
184
185 /* Specific settings for joystick hardware */
186 #define JOY_HWS_HASZ 0x00000001l /* has Z info? */
187 #define JOY_HWS_HASPOV 0x00000002l /* point of view hat present */
188 #define JOY_HWS_POVISBUTTONCOMBOS 0x00000004l /* pov done through combo of buttons */
189 #define JOY_HWS_POVISPOLL 0x00000008l /* pov done through polling */
190 #define JOY_HWS_ISYOKE 0x00000010l /* joystick is a flight yoke */
191 #define JOY_HWS_ISGAMEPAD 0x00000020l /* joystick is a game pad */
192 #define JOY_HWS_ISCARCTRL 0x00000040l /* joystick is a car controller */
193 /* X defaults to J1 X axis */
194 #define JOY_HWS_XISJ1Y 0x00000080l /* X is on J1 Y axis */
195 #define JOY_HWS_XISJ2X 0x00000100l /* X is on J2 X axis */
196 #define JOY_HWS_XISJ2Y 0x00000200l /* X is on J2 Y axis */
197 /* Y defaults to J1 Y axis */
198 #define JOY_HWS_YISJ1X 0x00000400l /* Y is on J1 X axis */
199 #define JOY_HWS_YISJ2X 0x00000800l /* Y is on J2 X axis */
200 #define JOY_HWS_YISJ2Y 0x00001000l /* Y is on J2 Y axis */
201 /* Z defaults to J2 Y axis */
202 #define JOY_HWS_ZISJ1X 0x00002000l /* Z is on J1 X axis */
203 #define JOY_HWS_ZISJ1Y 0x00004000l /* Z is on J1 Y axis */
204 #define JOY_HWS_ZISJ2X 0x00008000l /* Z is on J2 X axis */
205 /* POV defaults to J2 Y axis, if it is not button based */
206 #define JOY_HWS_POVISJ1X 0x00010000l /* pov done through J1 X axis */
207 #define JOY_HWS_POVISJ1Y 0x00020000l /* pov done through J1 Y axis */
208 #define JOY_HWS_POVISJ2X 0x00040000l /* pov done through J2 X axis */
209 /* R defaults to J2 X axis */
210 #define JOY_HWS_HASR 0x00080000l /* has R (4th axis) info */
211 #define JOY_HWS_RISJ1X 0x00100000l /* R done through J1 X axis */
212 #define JOY_HWS_RISJ1Y 0x00200000l /* R done through J1 Y axis */
213 #define JOY_HWS_RISJ2Y 0x00400000l /* R done through J2 X axis */
214 /* U & V for future hardware */
215 #define JOY_HWS_HASU 0x00800000l /* has U (5th axis) info */
216 #define JOY_HWS_HASV 0x01000000l /* has V (6th axis) info */
217
218 /* Usage settings */
219 #define JOY_US_HASRUDDER 0x00000001l /* joystick configured with rudder */
220 #define JOY_US_PRESENT 0x00000002l /* is joystick actually present? */
221 #define JOY_US_ISOEM 0x00000004l /* joystick is an OEM defined type */
222
223
224 /* struct for storing x,y, z, and rudder values */
225 typedef struct joypos_tag {
226 DWORD dwX;
227 DWORD dwY;
228 DWORD dwZ;
229 DWORD dwR;
230 DWORD dwU;
231 DWORD dwV;
232 } JOYPOS, *LPJOYPOS;
233
234 /* struct for storing ranges */
235 typedef struct joyrange_tag {
236 JOYPOS jpMin;
237 JOYPOS jpMax;
238 JOYPOS jpCenter;
239 } JOYRANGE,*LPJOYRANGE;
240
241 typedef struct joyreguservalues_tag {
242 DWORD dwTimeOut; /* value at which to timeout joystick polling */
243 JOYRANGE jrvRanges; /* range of values app wants returned for axes */
244 JOYPOS jpDeadZone; /* area around center to be considered
245 as "dead". specified as a percentage
246 (0-100). Only X & Y handled by system driver */
247 } JOYREGUSERVALUES, *LPJOYREGUSERVALUES;
248
249 typedef struct joyreghwsettings_tag {
250 DWORD dwFlags;
251 DWORD dwNumButtons; /* number of buttons */
252 } JOYREGHWSETTINGS, *LPJOYHWSETTINGS;
253
254 /* range of values returned by the hardware (filled in by calibration) */
255 typedef struct joyreghwvalues_tag {
256 JOYRANGE jrvHardware; /* values returned by hardware */
257 DWORD dwPOVValues[JOY_POV_NUMDIRS];/* POV values returned by hardware */
258 DWORD dwCalFlags; /* what has been calibrated */
259 } JOYREGHWVALUES, *LPJOYREGHWVALUES;
260
261 /* hardware configuration */
262 typedef struct joyreghwconfig_tag {
263 JOYREGHWSETTINGS hws; /* hardware settings */
264 DWORD dwUsageSettings;/* usage settings */
265 JOYREGHWVALUES hwv; /* values returned by hardware */
266 DWORD dwType; /* type of joystick */
267 DWORD dwReserved; /* reserved for OEM drivers */
268 } JOYREGHWCONFIG, *LPJOYREGHWCONFIG;
269
270 /* joystick calibration info structure */
271 typedef struct joycalibrate_tag {
272 UINT wXbase;
273 UINT wXdelta;
274 UINT wYbase;
275 UINT wYdelta;
276 UINT wZbase;
277 UINT wZdelta;
278 } JOYCALIBRATE;
279 typedef JOYCALIBRATE *LPJOYCALIBRATE;
280
281 /* prototype for joystick message function */
282 typedef UINT CALLBACK (JOYDEVMSGPROC)(DWORD dwID, UINT uMessage, LPARAM lParam1, LPARAM lParam2);
283 typedef JOYDEVMSGPROC *LPJOYDEVMSGPROC;
284
285 /* messages sent to joystick driver's DriverProc() function */
286 #define JDD_GETNUMDEVS (DRV_RESERVED + 0x0001)
287 #define JDD_GETDEVCAPS (DRV_RESERVED + 0x0002)
288 #define JDD_GETPOS (DRV_RESERVED + 0x0101)
289 #define JDD_SETCALIBRATION (DRV_RESERVED + 0x0102)
290 #define JDD_CONFIGCHANGED (DRV_RESERVED + 0x0103)
291 #define JDD_GETPOSEX (DRV_RESERVED + 0x0104)
292
293 #define MCI_MAX_DEVICE_TYPE_LENGTH 80
294
295 #define MCI_FALSE (MCI_STRING_OFFSET + 19)
296 #define MCI_TRUE (MCI_STRING_OFFSET + 20)
297
298 #define MCI_FORMAT_RETURN_BASE MCI_FORMAT_MILLISECONDS_S
299 #define MCI_FORMAT_MILLISECONDS_S (MCI_STRING_OFFSET + 21)
300 #define MCI_FORMAT_HMS_S (MCI_STRING_OFFSET + 22)
301 #define MCI_FORMAT_MSF_S (MCI_STRING_OFFSET + 23)
302 #define MCI_FORMAT_FRAMES_S (MCI_STRING_OFFSET + 24)
303 #define MCI_FORMAT_SMPTE_24_S (MCI_STRING_OFFSET + 25)
304 #define MCI_FORMAT_SMPTE_25_S (MCI_STRING_OFFSET + 26)
305 #define MCI_FORMAT_SMPTE_30_S (MCI_STRING_OFFSET + 27)
306 #define MCI_FORMAT_SMPTE_30DROP_S (MCI_STRING_OFFSET + 28)
307 #define MCI_FORMAT_BYTES_S (MCI_STRING_OFFSET + 29)
308 #define MCI_FORMAT_SAMPLES_S (MCI_STRING_OFFSET + 30)
309 #define MCI_FORMAT_TMSF_S (MCI_STRING_OFFSET + 31)
310
311 #define MCI_VD_FORMAT_TRACK_S (MCI_VD_OFFSET + 5)
312
313 #define WAVE_FORMAT_PCM_S (MCI_WAVE_OFFSET + 0)
314 #define WAVE_MAPPER_S (MCI_WAVE_OFFSET + 1)
315
316 #define MCI_SEQ_MAPPER_S (MCI_SEQ_OFFSET + 5)
317 #define MCI_SEQ_FILE_S (MCI_SEQ_OFFSET + 6)
318 #define MCI_SEQ_MIDI_S (MCI_SEQ_OFFSET + 7)
319 #define MCI_SEQ_SMPTE_S (MCI_SEQ_OFFSET + 8)
320 #define MCI_SEQ_FORMAT_SONGPTR_S (MCI_SEQ_OFFSET + 9)
321 #define MCI_SEQ_NONE_S (MCI_SEQ_OFFSET + 10)
322 #define MIDIMAPPER_S (MCI_SEQ_OFFSET + 11)
323
324 #define MCI_RESOURCE_RETURNED 0x00010000 /* resource ID */
325 #define MCI_COLONIZED3_RETURN 0x00020000 /* colonized ID, 3 bytes data */
326 #define MCI_COLONIZED4_RETURN 0x00040000 /* colonized ID, 4 bytes data */
327 #define MCI_INTEGER_RETURNED 0x00080000 /* integer conversion needed */
328 #define MCI_RESOURCE_DRIVER 0x00100000 /* driver owns returned resource */
329
330 #define MCI_NO_COMMAND_TABLE 0xFFFF
331
332 #define MCI_COMMAND_HEAD 0
333 #define MCI_STRING 1
334 #define MCI_INTEGER 2
335 #define MCI_END_COMMAND 3
336 #define MCI_RETURN 4
337 #define MCI_FLAG 5
338 #define MCI_END_COMMAND_LIST 6
339 #define MCI_RECT 7
340 #define MCI_CONSTANT 8
341 #define MCI_END_CONSTANT 9
342
343 #define MAKEMCIRESOURCE(wRet, wRes) MAKELRESULT((wRet), (wRes))
344
345 typedef struct {
346 DWORD dwCallback;
347 DWORD dwInstance;
348 HMIDIOUT hMidi;
349 DWORD dwFlags;
350 } PORTALLOC16, *LPPORTALLOC16;
351
352 typedef struct {
353 DWORD dwCallback;
354 DWORD dwInstance;
355 HMIDIOUT hMidi;
356 DWORD dwFlags;
357 } PORTALLOC, *LPPORTALLOC;
358
359 typedef struct {
360 HWAVE16 hWave;
361 LPWAVEFORMATEX lpFormat;
362 DWORD dwCallback;
363 DWORD dwInstance;
364 UINT16 uMappedDeviceID;
365 DWORD dnDevNode;
366 } WAVEOPENDESC16, *LPWAVEOPENDESC16;
367
368 typedef struct {
369 HWAVE hWave;
370 LPWAVEFORMATEX lpFormat;
371 DWORD dwCallback;
372 DWORD dwInstance;
373 UINT uMappedDeviceID;
374 DWORD dnDevNode;
375 } WAVEOPENDESC, *LPWAVEOPENDESC;
376
377 typedef struct {
378 DWORD dwStreamID;
379 WORD wDeviceID;
380 } MIDIOPENSTRMID;
381
382 typedef struct {
383 HMIDI16 hMidi;
384 DWORD dwCallback;
385 DWORD dwInstance;
386 UINT16 reserved;
387 DWORD dnDevNode;
388 DWORD cIds;
389 MIDIOPENSTRMID rgIds;
390 } MIDIOPENDESC16, *LPMIDIOPENDESC16;
391
392 typedef struct {
393 HMIDI hMidi;
394 DWORD dwCallback;
395 DWORD dwInstance;
396 DWORD dnDevNode;
397 DWORD cIds;
398 MIDIOPENSTRMID rgIds;
399 } MIDIOPENDESC, *LPMIDIOPENDESC;
400
401 #if 0
402 typedef struct {
403 UINT16 wDelay;
404 UINT16 wResolution;
405 LPTIMECALLBACK16 lpFunction;
406 DWORD dwUser;
407 UINT16 wFlags;
408 } TIMEREVENT, *LPTIMEREVENT;
409 #endif
410
411 typedef struct tMIXEROPENDESC16
412 {
413 HMIXEROBJ16 hmx;
414 LPVOID pReserved0;
415 DWORD dwCallback;
416 DWORD dwInstance;
417 } MIXEROPENDESC16, *LPMIXEROPENDESC16;
418
419 typedef struct tMIXEROPENDESC
420 {
421 HMIXEROBJ hmx;
422 LPVOID pReserved0;
423 DWORD dwCallback;
424 DWORD dwInstance;
425 } MIXEROPENDESC, *LPMIXEROPENDESC;
426
427 typedef struct {
428 UINT16 wDeviceID; /* device ID */
429 LPSTR lpstrParams; /* parameter string for entry in SYSTEM.INI */
430 UINT16 wCustomCommandTable; /* custom command table (0xFFFF if none)
431 * filled in by the driver */
432 UINT16 wType; /* driver type (filled in by the driver) */
433 } MCI_OPEN_DRIVER_PARMS16, *LPMCI_OPEN_DRIVER_PARMS16;
434
435 typedef struct {
436 UINT wDeviceID; /* device ID */
437 LPSTR lpstrParams; /* parameter string for entry in SYSTEM.INI */
438 UINT wCustomCommandTable; /* custom command table (0xFFFF if none) * filled in by the driver */
439 UINT wType; /* driver type (filled in by the driver) */
440 } MCI_OPEN_DRIVER_PARMSA, *LPMCI_OPEN_DRIVER_PARMSA;
441
442 typedef struct {
443 UINT wDeviceID; /* device ID */
444 LPWSTR lpstrParams; /* parameter string for entry in SYSTEM.INI */
445 UINT wCustomCommandTable; /* custom command table (0xFFFF if none) * filled in by the driver */
446 UINT wType; /* driver type (filled in by the driver) */
447 } MCI_OPEN_DRIVER_PARMSW, *LPMCI_OPEN_DRIVER_PARMSW;
448 DECL_WINELIB_TYPE_AW(MCI_OPEN_DRIVER_PARMS)
449 DECL_WINELIB_TYPE_AW(LPMCI_OPEN_DRIVER_PARMS)
450
451 DWORD WINAPI mciGetDriverData16(UINT16 uDeviceID);
452 DWORD WINAPI mciGetDriverData(UINT uDeviceID);
453
454 BOOL16 WINAPI mciSetDriverData16(UINT16 uDeviceID, DWORD dwData);
455 BOOL WINAPI mciSetDriverData(UINT uDeviceID, DWORD dwData);
456
457 UINT16 WINAPI mciDriverYield16(UINT16 uDeviceID);
458 UINT WINAPI mciDriverYield(UINT uDeviceID);
459
460 BOOL16 WINAPI mciDriverNotify16(HWND16 hwndCallback, UINT16 uDeviceID,
461 UINT16 uStatus);
462 BOOL WINAPI mciDriverNotify(HWND hwndCallback, UINT uDeviceID,
463 UINT uStatus);
464
465 UINT16 WINAPI mciLoadCommandResource16(HINSTANCE16 hInstance,
466 LPCSTR lpResName, UINT16 uType);
467 UINT WINAPI mciLoadCommandResource(HINSTANCE hInstance,
468 LPCWSTR lpResName, UINT uType);
469
470 BOOL16 WINAPI mciFreeCommandResource16(UINT16 uTable);
471 BOOL WINAPI mciFreeCommandResource(UINT uTable);
472
473 HINSTANCE16 WINAPI mmTaskCreate16(SEGPTR spProc, HINSTANCE16 *lphMmTask, DWORD dwPmt);
474 void WINAPI mmTaskBlock16(HINSTANCE16 hInst);
475 LRESULT WINAPI mmTaskSignal16(HTASK16 ht);
476 void WINAPI mmTaskYield16(void);
477
478 LRESULT WINAPI mmThreadCreate16(FARPROC16 fpThreadAddr, LPHANDLE lpHndl,
479 DWORD dwPmt, DWORD dwFlags);
480 void WINAPI mmThreadSignal16(HANDLE16 hndl);
481 void WINAPI mmThreadBlock16(HANDLE16 hndl);
482 HANDLE16 WINAPI mmThreadGetTask16(HANDLE16 hndl);
483 BOOL16 WINAPI mmThreadIsValid16(HANDLE16 hndl);
484 BOOL16 WINAPI mmThreadIsCurrent16(HANDLE16 hndl);
485
486 #define DCB_NULL 0x0000
487 #define DCB_WINDOW 0x0001 /* dwCallback is a HWND */
488 #define DCB_TASK 0x0002 /* dwCallback is a HTASK */
489 #define DCB_FUNCTION 0x0003 /* dwCallback is a FARPROC */
490 #define DCB_EVENT 0x0005 /* dwCallback is an EVENT Handler */
491 #define DCB_TYPEMASK 0x0007
492 #define DCB_NOSWITCH 0x0008 /* don't switch stacks for callback */
493
494 BOOL16 WINAPI DriverCallback16(DWORD dwCallBack, UINT16 uFlags, HANDLE16 hDev,
495 WORD wMsg, DWORD dwUser, DWORD dwParam1, DWORD dwParam2);
496 BOOL WINAPI DriverCallback(DWORD dwCallBack, UINT uFlags, HANDLE hDev,
497 UINT wMsg, DWORD dwUser, DWORD dwParam1, DWORD dwParam2);
498
499 #include "poppack.h"
500
501 #endif /* __MMDDK_H */
502
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