[WINMM] Sync wine commit ebae298 as a fix for CORE-15336 (#1031)
[reactos.git] / dll / win32 / winmm / joystick.c
1 /* -*- tab-width: 8; c-basic-offset: 4 -*- */
2 /*
3 * joystick functions
4 *
5 * Copyright 1997 Andreas Mohr
6 * 2000 Wolfgang Schwotzer
7 * Eric Pouech
8 *
9 * This library is free software; you can redistribute it and/or
10 * modify it under the terms of the GNU Lesser General Public
11 * License as published by the Free Software Foundation; either
12 * version 2.1 of the License, or (at your option) any later version.
13 *
14 * This library is distributed in the hope that it will be useful,
15 * but WITHOUT ANY WARRANTY; without even the implied warranty of
16 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
17 * Lesser General Public License for more details.
18 *
19 * You should have received a copy of the GNU Lesser General Public
20 * License along with this library; if not, write to the Free Software
21 * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301, USA
22 */
23
24 #include "winemm.h"
25
26 #ifdef HAVE_UNISTD_H
27 # include <unistd.h>
28 #endif
29
30 #include <stdlib.h>
31
32 #ifdef HAVE_SYS_IOCTL_H
33 #include <sys/ioctl.h>
34 #endif
35
36 WINE_DEFAULT_DEBUG_CHANNEL(winmm);
37
38 #define MAXJOYSTICK (JOYSTICKID2 + 30)
39 #define JOY_PERIOD_MIN (10) /* min Capture time period */
40 #define JOY_PERIOD_MAX (1000) /* max Capture time period */
41
42 typedef struct tagWINE_JOYSTICK {
43 JOYINFO ji;
44 HWND hCapture;
45 UINT wTimer;
46 DWORD threshold;
47 BOOL bChanged;
48 HDRVR hDriver;
49 } WINE_JOYSTICK;
50
51 static WINE_JOYSTICK JOY_Sticks[MAXJOYSTICK];
52
53 /**************************************************************************
54 * JOY_LoadDriver [internal]
55 */
56 static BOOL JOY_LoadDriver(DWORD dwJoyID)
57 {
58 static BOOL winejoystick_missing = FALSE;
59
60 if (dwJoyID >= MAXJOYSTICK || winejoystick_missing)
61 return FALSE;
62 if (JOY_Sticks[dwJoyID].hDriver)
63 return TRUE;
64
65 JOY_Sticks[dwJoyID].hDriver = OpenDriverA("winejoystick.drv", 0, dwJoyID);
66
67 if (!JOY_Sticks[dwJoyID].hDriver)
68 {
69 /* The default driver is missing, don't attempt to load it again */
70 winejoystick_missing = TRUE;
71 }
72
73 return (JOY_Sticks[dwJoyID].hDriver != 0);
74 }
75
76 /**************************************************************************
77 * JOY_Timer [internal]
78 */
79 static void CALLBACK JOY_Timer(HWND hWnd, UINT wMsg, UINT_PTR wTimer, DWORD dwTime)
80 {
81 int i;
82 WINE_JOYSTICK* joy;
83 JOYINFO ji;
84 LONG pos;
85 unsigned buttonChange;
86
87 for (i = 0; i < MAXJOYSTICK; i++) {
88 joy = &JOY_Sticks[i];
89
90 if (joy->hCapture != hWnd) continue;
91
92 joyGetPos(i, &ji);
93 pos = MAKELONG(ji.wXpos, ji.wYpos);
94
95 if (!joy->bChanged ||
96 abs(joy->ji.wXpos - ji.wXpos) > joy->threshold ||
97 abs(joy->ji.wYpos - ji.wYpos) > joy->threshold) {
98 SendMessageA(joy->hCapture, MM_JOY1MOVE + i, ji.wButtons, pos);
99 joy->ji.wXpos = ji.wXpos;
100 joy->ji.wYpos = ji.wYpos;
101 }
102 if (!joy->bChanged ||
103 abs(joy->ji.wZpos - ji.wZpos) > joy->threshold) {
104 SendMessageA(joy->hCapture, MM_JOY1ZMOVE + i, ji.wButtons, pos);
105 joy->ji.wZpos = ji.wZpos;
106 }
107 if ((buttonChange = joy->ji.wButtons ^ ji.wButtons) != 0) {
108 if (ji.wButtons & buttonChange)
109 SendMessageA(joy->hCapture, MM_JOY1BUTTONDOWN + i,
110 (buttonChange << 8) | (ji.wButtons & buttonChange), pos);
111 if (joy->ji.wButtons & buttonChange)
112 SendMessageA(joy->hCapture, MM_JOY1BUTTONUP + i,
113 (buttonChange << 8) | (joy->ji.wButtons & buttonChange), pos);
114 joy->ji.wButtons = ji.wButtons;
115 }
116 }
117 }
118
119 /**************************************************************************
120 * joyConfigChanged [WINMM.@]
121 */
122 MMRESULT WINAPI joyConfigChanged(DWORD flags)
123 {
124 FIXME("(%x) - stub\n", flags);
125
126 if (flags)
127 return JOYERR_PARMS;
128
129 return JOYERR_NOERROR;
130 }
131
132 /**************************************************************************
133 * joyGetNumDevs [WINMM.@]
134 */
135 UINT WINAPI DECLSPEC_HOTPATCH joyGetNumDevs(void)
136 {
137 UINT ret = 0;
138 int i;
139
140 for (i = 0; i < MAXJOYSTICK; i++) {
141 if (JOY_LoadDriver(i)) {
142 ret += SendDriverMessage(JOY_Sticks[i].hDriver, JDD_GETNUMDEVS, 0, 0);
143 }
144 }
145 return ret;
146 }
147
148 /**************************************************************************
149 * joyGetDevCapsW [WINMM.@]
150 */
151 MMRESULT WINAPI DECLSPEC_HOTPATCH joyGetDevCapsW(UINT_PTR wID, LPJOYCAPSW lpCaps, UINT wSize)
152 {
153 if (wID >= MAXJOYSTICK) return JOYERR_PARMS;
154 if (!JOY_LoadDriver(wID)) return MMSYSERR_NODRIVER;
155
156 lpCaps->wPeriodMin = JOY_PERIOD_MIN; /* FIXME */
157 lpCaps->wPeriodMax = JOY_PERIOD_MAX; /* FIXME (same as MS Joystick Driver) */
158
159 return SendDriverMessage(JOY_Sticks[wID].hDriver, JDD_GETDEVCAPS, (LPARAM)lpCaps, wSize);
160 }
161
162 /**************************************************************************
163 * joyGetDevCapsA [WINMM.@]
164 */
165 MMRESULT WINAPI DECLSPEC_HOTPATCH joyGetDevCapsA(UINT_PTR wID, LPJOYCAPSA lpCaps, UINT wSize)
166 {
167 JOYCAPSW jcw;
168 MMRESULT ret;
169
170 if (lpCaps == NULL) return MMSYSERR_INVALPARAM;
171
172 ret = joyGetDevCapsW(wID, &jcw, sizeof(jcw));
173
174 if (ret == JOYERR_NOERROR)
175 {
176 lpCaps->wMid = jcw.wMid;
177 lpCaps->wPid = jcw.wPid;
178 WideCharToMultiByte( CP_ACP, 0, jcw.szPname, -1, lpCaps->szPname,
179 sizeof(lpCaps->szPname), NULL, NULL );
180 lpCaps->wXmin = jcw.wXmin;
181 lpCaps->wXmax = jcw.wXmax;
182 lpCaps->wYmin = jcw.wYmin;
183 lpCaps->wYmax = jcw.wYmax;
184 lpCaps->wZmin = jcw.wZmin;
185 lpCaps->wZmax = jcw.wZmax;
186 lpCaps->wNumButtons = jcw.wNumButtons;
187 lpCaps->wPeriodMin = jcw.wPeriodMin;
188 lpCaps->wPeriodMax = jcw.wPeriodMax;
189
190 if (wSize >= sizeof(JOYCAPSA)) { /* Win95 extensions ? */
191 lpCaps->wRmin = jcw.wRmin;
192 lpCaps->wRmax = jcw.wRmax;
193 lpCaps->wUmin = jcw.wUmin;
194 lpCaps->wUmax = jcw.wUmax;
195 lpCaps->wVmin = jcw.wVmin;
196 lpCaps->wVmax = jcw.wVmax;
197 lpCaps->wCaps = jcw.wCaps;
198 lpCaps->wMaxAxes = jcw.wMaxAxes;
199 lpCaps->wNumAxes = jcw.wNumAxes;
200 lpCaps->wMaxButtons = jcw.wMaxButtons;
201 WideCharToMultiByte( CP_ACP, 0, jcw.szRegKey, -1, lpCaps->szRegKey,
202 sizeof(lpCaps->szRegKey), NULL, NULL );
203 WideCharToMultiByte( CP_ACP, 0, jcw.szOEMVxD, -1, lpCaps->szOEMVxD,
204 sizeof(lpCaps->szOEMVxD), NULL, NULL );
205 }
206 }
207
208 return ret;
209 }
210
211 /**************************************************************************
212 * joyGetPosEx [WINMM.@]
213 */
214 MMRESULT WINAPI DECLSPEC_HOTPATCH joyGetPosEx(UINT wID, LPJOYINFOEX lpInfo)
215 {
216 TRACE("(%d, %p);\n", wID, lpInfo);
217
218 if (wID >= MAXJOYSTICK) return JOYERR_PARMS;
219 if (!JOY_LoadDriver(wID)) return MMSYSERR_NODRIVER;
220
221 lpInfo->dwXpos = 0;
222 lpInfo->dwYpos = 0;
223 lpInfo->dwZpos = 0;
224 lpInfo->dwRpos = 0;
225 lpInfo->dwUpos = 0;
226 lpInfo->dwVpos = 0;
227 lpInfo->dwButtons = 0;
228 lpInfo->dwButtonNumber = 0;
229 lpInfo->dwPOV = 0;
230 lpInfo->dwReserved1 = 0;
231 lpInfo->dwReserved2 = 0;
232
233 return SendDriverMessage(JOY_Sticks[wID].hDriver, JDD_GETPOSEX, (LPARAM)lpInfo, 0);
234 }
235
236 /**************************************************************************
237 * joyGetPos [WINMM.@]
238 */
239 MMRESULT WINAPI joyGetPos(UINT wID, LPJOYINFO lpInfo)
240 {
241 TRACE("(%d, %p);\n", wID, lpInfo);
242
243 if (wID >= MAXJOYSTICK) return JOYERR_PARMS;
244 if (!JOY_LoadDriver(wID)) return MMSYSERR_NODRIVER;
245
246 lpInfo->wXpos = 0;
247 lpInfo->wYpos = 0;
248 lpInfo->wZpos = 0;
249 lpInfo->wButtons = 0;
250
251 return SendDriverMessage(JOY_Sticks[wID].hDriver, JDD_GETPOS, (LPARAM)lpInfo, 0);
252 }
253
254 /**************************************************************************
255 * joyGetThreshold [WINMM.@]
256 */
257 MMRESULT WINAPI joyGetThreshold(UINT wID, LPUINT lpThreshold)
258 {
259 TRACE("(%04X, %p);\n", wID, lpThreshold);
260
261 if (wID >= MAXJOYSTICK) return JOYERR_PARMS;
262
263 *lpThreshold = JOY_Sticks[wID].threshold;
264 return JOYERR_NOERROR;
265 }
266
267 /**************************************************************************
268 * joyReleaseCapture [WINMM.@]
269 */
270 MMRESULT WINAPI joyReleaseCapture(UINT wID)
271 {
272 TRACE("(%04X);\n", wID);
273
274 if (wID >= MAXJOYSTICK) return JOYERR_PARMS;
275 if (!JOY_LoadDriver(wID)) return MMSYSERR_NODRIVER;
276 if (!JOY_Sticks[wID].hCapture) return JOYERR_NOCANDO;
277
278 KillTimer(JOY_Sticks[wID].hCapture, JOY_Sticks[wID].wTimer);
279 JOY_Sticks[wID].hCapture = 0;
280 JOY_Sticks[wID].wTimer = 0;
281
282 return JOYERR_NOERROR;
283 }
284
285 /**************************************************************************
286 * joySetCapture [WINMM.@]
287 */
288 MMRESULT WINAPI joySetCapture(HWND hWnd, UINT wID, UINT wPeriod, BOOL bChanged)
289 {
290 TRACE("(%p, %04X, %d, %d);\n", hWnd, wID, wPeriod, bChanged);
291
292 if (wID >= MAXJOYSTICK || hWnd == 0) return JOYERR_PARMS;
293 if (wPeriod<JOY_PERIOD_MIN || wPeriod>JOY_PERIOD_MAX) return JOYERR_PARMS;
294 if (!JOY_LoadDriver(wID)) return MMSYSERR_NODRIVER;
295
296 if (JOY_Sticks[wID].hCapture || !IsWindow(hWnd))
297 return JOYERR_NOCANDO; /* FIXME: what should be returned ? */
298
299 if (joyGetPos(wID, &JOY_Sticks[wID].ji) != JOYERR_NOERROR)
300 return JOYERR_UNPLUGGED;
301
302 if ((JOY_Sticks[wID].wTimer = SetTimer(hWnd, 0, wPeriod, JOY_Timer)) == 0)
303 return JOYERR_NOCANDO;
304
305 JOY_Sticks[wID].hCapture = hWnd;
306 JOY_Sticks[wID].bChanged = bChanged;
307
308 return JOYERR_NOERROR;
309 }
310
311 /**************************************************************************
312 * joySetThreshold [WINMM.@]
313 */
314 MMRESULT WINAPI joySetThreshold(UINT wID, UINT wThreshold)
315 {
316 TRACE("(%04X, %d);\n", wID, wThreshold);
317
318 if (wID >= MAXJOYSTICK) return MMSYSERR_INVALPARAM;
319
320 JOY_Sticks[wID].threshold = wThreshold;
321
322 return JOYERR_NOERROR;
323 }