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/*
* Copyright 2007-2008 Peter Hutterer
*
* 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 (including the next
* paragraph) 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 AUTHORS OR COPYRIGHT HOLDERS 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.
*
* Author: Peter Hutterer, University of South Australia, NICTA
*/
/***********************************************************************
*
* Request to fake data for a given device.
*
*/
#define NEED_EVENTS
#define NEED_REPLIES
#ifdef HAVE_DIX_CONFIG_H
#include <dix-config.h>
#endif
#include <X11/X.h> /* for inputstr.h */
#include <X11/Xproto.h> /* Request macro */
#include "inputstr.h" /* DeviceIntPtr */
#include "windowstr.h" /* window structure */
#include "scrnintstr.h" /* screen structure */
#include <X11/extensions/XI.h>
#include <X11/extensions/XIproto.h>
#include <X11/extensions/Xge.h>
#include "extnsionst.h"
#include "exevents.h"
#include "exglobals.h"
#include "grabdev.h" /* CreateMaskFromList */
#include "extgrbdev.h"
int
SProcXExtendedGrabDevice(ClientPtr client)
{
char n;
int i;
long* p;
REQUEST(xExtendedGrabDeviceReq);
swaps(&stuff->length, n);
REQUEST_AT_LEAST_SIZE(xExtendedGrabDeviceReq);
swapl(&stuff->grab_window, n);
swapl(&stuff->time, n);
swapl(&stuff->confine_to, n);
swapl(&stuff->cursor, n);
swaps(&stuff->event_count, n);
swaps(&stuff->generic_event_count, n);
p = (long *)&stuff[1];
for (i = 0; i < stuff->event_count; i++) {
swapl(p, n);
p++;
}
for (i = 0; i < stuff->generic_event_count; i++) {
p++; /* first 4 bytes are extension type and padding */
swapl(p, n);
p++;
}
return ProcXExtendedGrabDevice(client);
}
int
ProcXExtendedGrabDevice(ClientPtr client)
{
xExtendedGrabDeviceReply rep;
DeviceIntPtr dev;
int rc = Success,
errval = 0,
i;
WindowPtr grab_window,
confineTo = 0;
CursorPtr cursor = NULL;
struct tmask tmp[EMASKSIZE];
TimeStamp time;
XGenericEventMask* xgeMask;
GenericMaskPtr gemasks = NULL;
REQUEST(xExtendedGrabDeviceReq);
REQUEST_AT_LEAST_SIZE(xExtendedGrabDeviceReq);
rep.repType = X_Reply;
rep.RepType = X_ExtendedGrabDevice;
rep.sequenceNumber = client->sequence;
rep.length = 0;
if (stuff->length != (sizeof(xExtendedGrabDeviceReq) >> 2) +
stuff->event_count + 2 * stuff->generic_event_count)
{
errval = 0;
rc = BadLength;
goto cleanup;
}
rc = dixLookupDevice(&dev, stuff->deviceid, client, DixGrabAccess);
if (rc != Success) {
goto cleanup;
}
rc = dixLookupWindow(&grab_window,
stuff->grab_window,
client,
DixReadAccess);
if (rc != Success)
{
errval = stuff->grab_window;
goto cleanup;
}
if (stuff->confine_to)
{
rc = dixLookupWindow(&confineTo,
stuff->confine_to,
client,
DixReadAccess);
if (rc != Success)
{
errval = stuff->confine_to;
goto cleanup;
}
}
if (stuff->cursor)
{
cursor = (CursorPtr)SecurityLookupIDByType(client,
stuff->cursor,
RT_CURSOR,
DixReadAccess);
if (!cursor)
{
errval = stuff->cursor;
rc = BadCursor;
goto cleanup;
}
}
if (CreateMaskFromList(client,
(XEventClass*)&stuff[1],
stuff->event_count,
tmp,
dev,
X_GrabDevice) != Success)
return Success;
time = ClientTimeToServerTime(stuff->time);
if (stuff->generic_event_count)
{
xgeMask =
(XGenericEventMask*)(((XEventClass*)&stuff[1]) + stuff->event_count);
gemasks = xcalloc(1, sizeof(GenericMaskRec));
gemasks->resource = FakeClientID(client->index);
gemasks->next = NULL;
gemasks->eventMask[xgeMask->extension & 0x7F] = xgeMask->evmask;
xgeMask++;
for (i = 1; i < stuff->generic_event_count; i++, xgeMask++)
gemasks->eventMask[xgeMask->extension & 0x7F]= xgeMask->evmask;
}
rep.status = ExtGrabDevice(client, dev, stuff->device_mode,
grab_window, confineTo, time,
stuff->owner_events, cursor,
tmp[stuff->deviceid].mask,
gemasks);
cleanup:
if (gemasks)
xfree(gemasks);
if (rc == Success)
{
WriteReplyToClient(client, sizeof(xGrabDeviceReply), &rep);
}
else
{
return rc;
}
return Success;
}
void
SRepXExtendedGrabDevice(ClientPtr client, int size,
xExtendedGrabDeviceReply* rep)
{
char n;
swaps(&rep->sequenceNumber, n);
swaps(&rep->length, n);
WriteToClient(client, size, (char*)rep);
}
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