aboutsummaryrefslogtreecommitdiff
path: root/xorg-server/hw/xfree86/common/xf86MiscExt.c
blob: 40c196a3e4e71bc5f1b7e67c287bbcdd71c5c38b (plain)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
203
204
205
206
207
208
209
210
211
212
213
214
215
216
217
218
219
220
221
222
223
224
225
226
227
228
229
230
231
232
233
234
235
236
237
238
239
240
241
242
243
244
245
246
247
248
249
250
251
252
253
254
255
256
257
258
259
260
261
262
263
264
265
266
267
268
269
270
271
272
273
274
275
276
277
278
279
280
281
282
283
284
285
286
287
288
289
290
291
292
293
294
295
296
297
298
299
300
301
302
303
304
305
306
307
308
309
310
311
312
313
314
315
316
317
318
319
320
321
322
323
324
325
326
327
328
329
330
331
332
333
334
335
336
337
338
339
340
341
342
343
344
345
346
347
348
349
350
351
352
353
354
355
356
357
358
359
360
361
362
363
364
365
366
367
368
369
370
371
372
373
374
375
376
377
378
379
380
381
382
383
384
385
386
387
388
389
390
391
392
393
394
395
396
397
398
399
400
401
402
403
404
405
406
407
408
409
410
411
412
413
414
415
416
417
418
419
420
421
422
423
424
425
426
427
428
429
430
431
432
433
434
435
436
437
438
439
440
441
442
443
444
445
446
447
448
449
450
451
452
453
454
455
456
457
458
459
460
461
462
463
464
465
466
467
468
469
470
471
472
473
474
475
476
477
478
479
480
481
482
483
484
485
486
487
488
489
490
491
492
493
494
495
496
497
498
499
500
501
502
503
504
505
506
507
508
509
510
511
512
513
514
515
516
517
518
519
520
521
522
523
524
525
526
527
528
529
530
531
532
533
534
535
536
537
538
539
540
541
542
543
544
545
546
547
548
549
550
551
552
553
554
555
556
557
558
559
560
561
/*
 * Copyright (c) 1999-2003 by The XFree86 Project, Inc.
 *
 * Permission is hereby granted, free of charge, to any person obtaining a
 * copy of this software and associated documentation files (the "Software"),
 * to deal in the Software without restriction, including without limitation
 * the rights to use, copy, modify, merge, publish, distribute, sublicense,
 * and/or sell copies of the Software, and to permit persons to whom the
 * Software is furnished to do so, subject to the following conditions:
 *
 * The above copyright notice and this permission notice shall be included in
 * all copies or substantial portions of the Software.
 *
 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
 * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
 * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.  IN NO EVENT SHALL
 * THE COPYRIGHT HOLDER(S) OR AUTHOR(S) BE LIABLE FOR ANY CLAIM, DAMAGES OR
 * OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE,
 * ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR
 * OTHER DEALINGS IN THE SOFTWARE.
 *
 * Except as contained in this notice, the name of the copyright holder(s)
 * and author(s) shall not be used in advertising or otherwise to promote
 * the sale, use or other dealings in this Software without prior written
 * authorization from the copyright holder(s) and author(s).
 */

/*
 * This file contains the Pointer/Keyboard functions needed by the 
 * XFree86-Misc extension.
 */

#ifdef HAVE_XORG_CONFIG_H
#include <xorg-config.h>
#endif

#include <X11/X.h>
#include "os.h"
#include "xf86.h"
#include "xf86Priv.h"

#ifdef XF86MISC
#define _XF86MISC_SERVER_
#include <X11/extensions/xf86misc.h>
#include "xf86miscproc.h"
#endif

#define XF86_OS_PRIVS
#include "xf86_OSlib.h"

#ifdef XINPUT
#include <X11/extensions/XI.h>
#include <X11/extensions/XIproto.h>
#include "xf86Xinput.h"
#else
#include "inputstr.h"
#endif

#include "xf86OSmouse.h"

#ifdef DEBUG
# define DEBUG_P(x) ErrorF(x"\n");
#else
# define DEBUG_P(x) /**/
#endif

#ifdef XF86MISC

typedef struct {
	int	type;
	int	baudrate;
	int	samplerate;
	int	resolution;
	int	buttons;
	Bool	em3buttons;
	int	em3timeout;
	Bool	chordmiddle;
	int	flags;
        char*   device;
        pointer	private;
} mseParamsRec, *mseParamsPtr;

typedef struct {
	int	type;
	int	rate;
	int	delay;
	int	serverNumLock;	/* obsolete */
        pointer private;
} kbdParamsRec, *kbdParamsPtr;

/*
    Sigh...

    The extension should probably be changed to use protocol
    names instead of ID numbers
*/
static struct mouse_map {
    int mtype;
    MouseProtocolID proto;
} m_map[] =
{
	{ MTYPE_MICROSOFT, PROT_MS },
	{ MTYPE_MOUSESYS, PROT_MSC },
	{ MTYPE_MMSERIES, PROT_MM },
	{ MTYPE_LOGITECH, PROT_LOGI },
	{ MTYPE_LOGIMAN, PROT_LOGIMAN },
	{ MTYPE_MMHIT, PROT_MMHIT },
	{ MTYPE_GLIDEPOINT, PROT_GLIDE },
	{ MTYPE_IMSERIAL, PROT_IMSERIAL },
	{ MTYPE_THINKING, PROT_THINKING },
	{ MTYPE_ACECAD, PROT_ACECAD },
	{ MTYPE_PS_2, PROT_PS2 },
	{ MTYPE_IMPS2, PROT_IMPS2 },
	{ MTYPE_EXPPS2, PROT_EXPPS2 },
	{ MTYPE_THINKINGPS2, PROT_THINKPS2 },
	{ MTYPE_MMANPLUSPS2, PROT_MMPS2 },
	{ MTYPE_GLIDEPOINTPS2, PROT_GLIDEPS2 },
	{ MTYPE_NETPS2, PROT_NETPS2 },
	{ MTYPE_NETSCROLLPS2, PROT_NETSCPS2 },
	{ MTYPE_BUSMOUSE, PROT_BM },
	{ MTYPE_AUTOMOUSE, PROT_AUTO },
	{ MTYPE_SYSMOUSE, PROT_SYSMOUSE },
	{ MTYPE_UNKNOWN, PROT_UNKNOWN }
};

static int
MapMseProtoToMisc(MouseProtocolID proto)
{
    int i;
    
	for (i = 0; m_map[i].proto != PROT_UNKNOWN; i++)
	if (proto == m_map[i].proto)
	    return m_map[i].mtype;

	return MTYPE_UNKNOWN;
}

static MouseProtocolID
MapMseMiscToProto(int proto)
{
    int i;

	for (i = 0; m_map[i].mtype != MTYPE_UNKNOWN; i++)
	if (proto == m_map[i].mtype)
	    return m_map[i].proto;

	return PROT_UNKNOWN;
}

_X_EXPORT Bool
MiscExtGetMouseSettings(pointer *mouse, char **devname)
{
    mseParamsPtr mseptr;

    mseptr = MiscExtCreateStruct(MISC_POINTER);
    if (!mseptr)
	return FALSE;

    {
	InputInfoPtr pInfo = mseptr->private;
	MouseDevPtr pMse;

	*devname = xf86FindOptionValue(pInfo->options, "Device");
	pMse = pInfo->private;

	mseptr->type =		MapMseProtoToMisc(pMse->protocolID);
	mseptr->baudrate =	pMse->baudRate;
	mseptr->samplerate =	pMse->sampleRate;
	mseptr->resolution =	pMse->resolution;
	mseptr->buttons =	pMse->buttons;
	mseptr->em3buttons =	pMse->emulate3Buttons;
	mseptr->em3timeout =	pMse->emulate3Timeout;
	mseptr->chordmiddle =	pMse->chordMiddle;
	mseptr->flags =		pMse->mouseFlags;
    }
    *mouse = mseptr;
    return TRUE;
}

_X_EXPORT int
MiscExtGetMouseValue(pointer mouse, MiscExtMseValType valtype)
{
    mseParamsPtr mse = mouse;

    switch (valtype) {
	case MISC_MSE_PROTO:		return mse->type;
	case MISC_MSE_BAUDRATE:		return mse->baudrate;
	case MISC_MSE_SAMPLERATE:	return mse->samplerate;
	case MISC_MSE_RESOLUTION:	return mse->resolution;
	case MISC_MSE_BUTTONS:		return mse->buttons;
	case MISC_MSE_EM3BUTTONS:	return mse->em3buttons;
	case MISC_MSE_EM3TIMEOUT:	return mse->em3timeout;
	case MISC_MSE_CHORDMIDDLE:	return mse->chordmiddle;
	case MISC_MSE_FLAGS:		return mse->flags;
    }
    return 0;
}

_X_EXPORT Bool
MiscExtSetMouseValue(pointer mouse, MiscExtMseValType valtype, int value)
{
    mseParamsPtr mse = mouse;

    switch (valtype) {
	case MISC_MSE_PROTO:
	    mse->type = value;
		return TRUE;
	case MISC_MSE_BAUDRATE:
		mse->baudrate = value;
		return TRUE;
	case MISC_MSE_SAMPLERATE:
		mse->samplerate = value;
		return TRUE;
	case MISC_MSE_RESOLUTION:
		mse->resolution = value;
		return TRUE;
	case MISC_MSE_BUTTONS:
		mse->buttons = value;
		return TRUE;
	case MISC_MSE_EM3BUTTONS:
		mse->em3buttons = value;
		return TRUE;
	case MISC_MSE_EM3TIMEOUT:
		mse->em3timeout = value;
		return TRUE;
	case MISC_MSE_CHORDMIDDLE:
		mse->chordmiddle = value;
		return TRUE;
	case MISC_MSE_FLAGS:
		mse->flags = value;
		return TRUE;
    }
    return FALSE;
}

_X_EXPORT Bool
MiscExtSetMouseDevice(pointer mouse, char* device)
{
    mseParamsPtr mse = mouse;
    mse->device = device;
    
    return TRUE;
}

_X_EXPORT Bool
MiscExtGetKbdSettings(pointer *kbd)
{
    return FALSE;
}

_X_EXPORT int
MiscExtGetKbdValue(pointer keyboard, MiscExtKbdValType valtype)
{
    return 0;
}

_X_EXPORT Bool
MiscExtSetKbdValue(pointer keyboard, MiscExtKbdValType valtype, int value)
{
    return FALSE;
}

static void
MiscExtClientStateCallback(CallbackListPtr *callbacks,
			   pointer data, pointer args)
{
    NewClientInfoRec *clientinfo = (NewClientInfoRec*)args;

    if (clientinfo->client == xf86Info.grabInfo.override &&
	clientinfo->client->clientState == ClientStateGone) {
	xf86Info.grabInfo.override = NULL;
	xf86Info.grabInfo.disabled = 0;
	DeleteCallback(&ClientStateCallback, MiscExtClientStateCallback, NULL);
    }
}

#define MiscExtGrabStateSuccess	0	/* No errors */
#define MiscExtGrabStateLocked	1	/* A client already requested that
					 * grabs cannot be removed/killed */
#define MiscExtGrabStateAlready	2	/* Request for enabling/disabling
					 * grab removeal/kill already done */
_X_EXPORT int
MiscExtSetGrabKeysState(ClientPtr client, int state)
{
    if (xf86Info.grabInfo.override == NULL ||
	xf86Info.grabInfo.override == client) {
	if (state == 0 && xf86Info.grabInfo.disabled == 0) {
	    xf86Info.grabInfo.disabled = 1;
	    AddCallback(&ClientStateCallback,
			MiscExtClientStateCallback, NULL);
	    xf86Info.grabInfo.override = client;
	}
	else if (state == 1 && xf86Info.grabInfo.disabled == 1) {
	    xf86Info.grabInfo.disabled = 0;
	    DeleteCallback(&ClientStateCallback,
			   MiscExtClientStateCallback, NULL);
	    xf86Info.grabInfo.override = NULL;
	}
	else
	    return MiscExtGrabStateAlready;

	return MiscExtGrabStateSuccess;
    }

    return MiscExtGrabStateLocked;
}

_X_EXPORT pointer
MiscExtCreateStruct(MiscExtStructType mse_or_kbd)
{
    switch (mse_or_kbd) {
    case MISC_POINTER:
    {
	mseParamsPtr mseptr;
	InputInfoPtr pInfo = xf86InputDevs;
	
	while (pInfo) {
	    if (pInfo->dev == inputInfo.pointer)
		break;
	    pInfo = pInfo->next;
	}
	if (!pInfo)
	    return NULL;
	
	mseptr = xcalloc(sizeof(mseParamsRec),1);
	if (mseptr)
	    mseptr->private = pInfo;
	return mseptr;
    }
    case MISC_KEYBOARD:
	return xcalloc(sizeof(kbdParamsRec),1);
    }
    return 0;
}

_X_EXPORT void
MiscExtDestroyStruct(pointer structure, MiscExtStructType mse_or_kbd)
{
    switch (mse_or_kbd) {
	case MISC_POINTER:
	case MISC_KEYBOARD:
		xfree(structure);
    }
}

static Bool
MiscExtAuthorizeDevice(InputInfoPtr pInfo, char *device)
{
    Bool authorized = FALSE;
    char *elem;
    struct stat dev, dev_list;
    const char *olddev = xf86FindOptionValue(pInfo->options, "Device");
    
    if (stat(device,&dev))
	return FALSE;

    if (!S_ISCHR(dev.st_mode))
	return FALSE;

    if (!stat(olddev,&dev_list)) {
	if (dev_list.st_dev == dev.st_dev
	    && dev_list.st_ino == dev.st_ino) {
	    authorized = TRUE;
	}
    }

    if (!authorized) {
	char *path;

	if (!xf86InputDeviceList
	    || (path = strdup(xf86InputDeviceList)) == NULL) 
	    return FALSE;
	
	elem = strtok(path,",");
	
	while (elem) {
	    
	    if (!stat(elem,&dev_list)) {
		if (dev_list.st_dev == dev.st_dev
		    && dev_list.st_ino == dev.st_ino) {
		    authorized = TRUE;
		    break;

		}
	    }
	    elem = strtok(NULL,",");
	}
	xfree(path);
    }
#if 0
    ErrorF("AUTHORIZED: %s\n",authorized?"Yes":"No");
#endif
    return (authorized);
}

_X_EXPORT MiscExtReturn
MiscExtApply(pointer structure, MiscExtStructType mse_or_kbd)
{
    if (mse_or_kbd == MISC_POINTER) {
	Bool protoChanged = FALSE;
	int oldflags;
	Bool reopen = FALSE;
	MouseProtocolID newProtocol;
	mseParamsPtr mse = structure;
	InputInfoPtr pInfo;
	MouseDevPtr pMse;
	pointer xf86MouseProtocolIDToName
	    = LoaderSymbol("xf86MouseProtocolIDToName");
	if (!xf86MouseProtocolIDToName)
	    return MISC_RET_NOMODULE;
	if (mse->type < MTYPE_MICROSOFT
		|| (mse->type > MTYPE_EXPPS2
		    && (mse->type != MTYPE_OSMOUSE)))
	    return MISC_RET_BADMSEPROTO;
#ifdef OSMOUSE_ONLY
	if (mse->type != MTYPE_OSMOUSE)
	    return MISC_RET_BADMSEPROTO;
#else
	if (mse->type == MTYPE_OSMOUSE)
	    return MISC_RET_BADMSEPROTO;
#endif /* OSMOUSE_ONLY */

	if (mse->em3timeout < 0)
	    return MISC_RET_BADVAL;

	if (mse->type == MTYPE_LOGIMAN
	    && !(mse->baudrate == 0
		 || mse->baudrate == 1200
		 || mse->baudrate == 9600))
	    return MISC_RET_BADBAUDRATE;
	if (mse->type == MTYPE_LOGIMAN && mse->samplerate)
	    return MISC_RET_BADCOMBO;

	if (mse->flags & MF_REOPEN) {
	    reopen = TRUE;
	    mse->flags &= ~MF_REOPEN;
	}
	if (mse->type != MTYPE_OSMOUSE
		&& mse->type != MTYPE_PS_2
		&& mse->type != MTYPE_BUSMOUSE
		&& mse->type != MTYPE_IMPS2
		&& mse->type != MTYPE_THINKINGPS2
		&& mse->type != MTYPE_MMANPLUSPS2
		&& mse->type != MTYPE_GLIDEPOINTPS2
		&& mse->type != MTYPE_NETPS2
		&& mse->type != MTYPE_NETSCROLLPS2
		&& mse->type != MTYPE_SYSMOUSE)
	{
	    if (mse->baudrate % 1200 != 0
		|| (mse->baudrate != 0 && mse->baudrate < 1200)
		|| mse->baudrate > 9600)
		return MISC_RET_BADBAUDRATE;
	}
	if ((mse->flags & (MF_CLEAR_DTR|MF_CLEAR_RTS))
		&& (mse->type != MTYPE_MOUSESYS))
	    return MISC_RET_BADFLAGS;

	if (mse->type != MTYPE_OSMOUSE
		&& mse->type != MTYPE_BUSMOUSE)
	{
	    if (mse->samplerate < 0)
		return MISC_RET_BADVAL;
	}

	if (mse->resolution < 0)
	    return MISC_RET_BADVAL;
	if (mse->chordmiddle)
	{
	    if (mse->em3buttons || !(mse->type == MTYPE_MICROSOFT
				    || mse->type == MTYPE_LOGIMAN) )
		return MISC_RET_BADCOMBO;
	}

	/* XXX - This still needs work */

	pInfo = mse->private;
	pMse = pInfo->private;
	oldflags = pMse->mouseFlags;
	
	newProtocol = MapMseMiscToProto(mse->type);
	protoChanged = pMse->protocolID != newProtocol;
	if (protoChanged
		|| pMse->baudRate != mse->baudrate
		|| pMse->sampleRate != mse->samplerate
		|| pMse->resolution != mse->resolution
		|| pMse->mouseFlags != mse->flags)
	    reopen = TRUE;

	if (mse->device)
	    reopen = TRUE;

	if (reopen)
	    (pMse->device->deviceProc)(pMse->device, DEVICE_CLOSE);
	
	pMse->protocolID      = newProtocol;
	pMse->baudRate        = mse->baudrate;
	pMse->sampleRate      = mse->samplerate;
	pMse->resolution      = mse->resolution;
	pMse->buttons         = mse->buttons;
	pMse->emulate3Buttons = mse->em3buttons;
	pMse->emulate3Timeout = mse->em3timeout;
	pMse->chordMiddle     = mse->chordmiddle;
	pMse->mouseFlags      = mse->flags;

	pMse->protocol = ((const char *(*)(MouseProtocolID))
			  xf86MouseProtocolIDToName)(pMse->protocolID);
	
	if (mse->device) {
	    if (MiscExtAuthorizeDevice(pInfo, mse->device)) {
		xf86ReplaceStrOption(pInfo->options, "Device", mse->device);
	    } else {
		return MISC_RET_BADVAL;
	    }
	}
	
	if (reopen) {
	    /* Only if protocol is changed explicitely disable auto detect */
	    if (protoChanged)
		pMse->autoProbe = FALSE;
	    (pMse->device->deviceProc)(pMse->device, DEVICE_ON);
	}
	/* Set pInfo->options too */
	
       if ((oldflags & MF_CLEAR_DTR) != (pMse->mouseFlags & MF_CLEAR_DTR))
	   xf86ReplaceBoolOption(pInfo->options, "ClearDTR",
				 pMse->mouseFlags | MF_CLEAR_DTR);
       if ((oldflags & MF_CLEAR_RTS) != (pMse->mouseFlags & MF_CLEAR_RTS))
	   xf86ReplaceBoolOption(pInfo->options, "ClearRTS",
				 pMse->mouseFlags | MF_CLEAR_RTS);
    }
    return MISC_RET_BADVAL;
}

_X_EXPORT Bool
MiscExtGetFilePaths(const char **configfile, const char **modulepath,
		    const char **logfile)
{
    *configfile = xf86ConfigFile;
    *modulepath = xf86ModulePath;
    *logfile    = xf86LogFile;

    return TRUE;
}

_X_EXPORT int
MiscExtPassMessage(int scrnIndex, const char *msgtype, const char *msgval,
		   char **retstr)
{
    ScrnInfoPtr pScr = xf86Screens[scrnIndex];

    /* should check this in the protocol, but xf86NumScreens isn't exported */
    if (scrnIndex >= xf86NumScreens)
	return BadValue;

    if (*pScr->HandleMessage == NULL)
	    return BadImplementation;
    return (*pScr->HandleMessage)(scrnIndex, msgtype, msgval, retstr);
}

#endif /* XF86MISC */