int
XvdiUngrabPort(
ClientPtr client,
XvPortPtr pPort,
Time ctime
){
TimeStamp time;
UpdateCurrentTime();
time = ClientTimeToServerTime(ctime);
if ((!pPort->grab.client) || (client != pPort->grab.client))
{
return Success;
}
if ((CompareTimeStamps(time, currentTime) == LATER) ||
(CompareTimeStamps(time, pPort->time) == EARLIER))
{
return Success;
}
/* FREE THE GRAB RESOURCE; AND SET THE GRAB CLIENT TO NULL */
FreeResource(pPort->grab.id, XvRTGrab);
pPort->grab.client = NULL;
pPort->time = currentTime;
return Success;
}
int
XvdiGrabPort(
ClientPtr client,
XvPortPtr pPort,
Time ctime,
int *p_result
){
unsigned long id;
TimeStamp time;
UpdateCurrentTime();
time = ClientTimeToServerTime(ctime);
if (pPort->grab.client && (client != pPort->grab.client))
{
*p_result = XvAlreadyGrabbed;
return Success;
}
if ((CompareTimeStamps(time, currentTime) == LATER) ||
(CompareTimeStamps(time, pPort->time) == EARLIER))
{
*p_result = XvInvalidTime;
return Success;
}
if (client == pPort->grab.client)
{
*p_result = Success;
return Success;
}
id = FakeClientID(client->index);
if (!AddResource(id, XvRTGrab, &pPort->grab))
{
return BadAlloc;
}
/* IF THERE IS ACTIVE VIDEO THEN STOP IT */
if ((pPort->pDraw) && (client != pPort->client))
{
XvdiStopVideo(NULL, pPort, pPort->pDraw);
}
pPort->grab.client = client;
pPort->grab.id = id;
pPort->time = currentTime;
*p_result = Success;
return Success;
}
int
ProcSetSelectionOwner(ClientPtr client)
{
WindowPtr pWin = NULL;
TimeStamp time;
Selection *pSel;
int rc;
REQUEST(xSetSelectionOwnerReq);
REQUEST_SIZE_MATCH(xSetSelectionOwnerReq);
UpdateCurrentTime();
time = ClientTimeToServerTime(stuff->time);
/* If the client's time stamp is in the future relative to the server's
time stamp, do not set the selection, just return success. */
if (CompareTimeStamps(time, currentTime) == LATER)
return Success;
if (stuff->window != None) {
rc = dixLookupWindow(&pWin, stuff->window, client, DixSetAttrAccess);
if (rc != Success)
return rc;
}
if (!ValidAtom(stuff->selection)) {
client->errorValue = stuff->selection;
return BadAtom;
}
/*
* First, see if the selection is already set...
*/
rc = dixLookupSelection(&pSel, stuff->selection, client, DixSetAttrAccess);
if (rc == Success) {
/* If the timestamp in client's request is in the past relative
to the time stamp indicating the last time the owner of the
selection was set, do not set the selection, just return
success. */
if (CompareTimeStamps(time, pSel->lastTimeChanged) == EARLIER)
return Success;
if (pSel->client && (!pWin || (pSel->client != client))) {
xEvent event = {
.u.selectionClear.time = time.milliseconds,
.u.selectionClear.window = pSel->window,
.u.selectionClear.atom = pSel->selection
};
event.u.u.type = SelectionClear;
WriteEventsToClient(pSel->client, 1, &event);
}
}
else if (rc == BadMatch) {
int
ProcXIAllowEvents(ClientPtr client)
{
TimeStamp time;
DeviceIntPtr dev;
int ret = Success;
REQUEST(xXIAllowEventsReq);
REQUEST_SIZE_MATCH(xXIAllowEventsReq);
ret = dixLookupDevice(&dev, stuff->deviceid, client, DixGetAttrAccess);
if (ret != Success)
return ret;
time = ClientTimeToServerTime(stuff->time);
switch (stuff->mode) {
case XIReplayDevice:
AllowSome(client, time, dev, NOT_GRABBED);
break;
case XISyncDevice:
AllowSome(client, time, dev, FREEZE_NEXT_EVENT);
break;
case XIAsyncDevice:
AllowSome(client, time, dev, THAWED);
break;
case XIAsyncPairedDevice:
if (IsMaster(dev))
AllowSome(client, time, dev, THAW_OTHERS);
break;
case XISyncPair:
if (IsMaster(dev))
AllowSome(client, time, dev, FREEZE_BOTH_NEXT_EVENT);
break;
case XIAsyncPair:
if (IsMaster(dev))
AllowSome(client, time, dev, THAWED_BOTH);
break;
default:
client->errorValue = stuff->mode;
ret = BadValue;
}
return ret;
}
int
ProcXAllowDeviceEvents(ClientPtr client)
{
TimeStamp time;
DeviceIntPtr thisdev;
int rc;
REQUEST(xAllowDeviceEventsReq);
REQUEST_SIZE_MATCH(xAllowDeviceEventsReq);
rc = dixLookupDevice(&thisdev, stuff->deviceid, client, DixGetAttrAccess);
if (rc != Success)
return rc;
time = ClientTimeToServerTime(stuff->time);
switch (stuff->mode) {
case ReplayThisDevice:
AllowSome(client, time, thisdev, NOT_GRABBED);
break;
case SyncThisDevice:
AllowSome(client, time, thisdev, FREEZE_NEXT_EVENT);
break;
case AsyncThisDevice:
AllowSome(client, time, thisdev, THAWED);
break;
case AsyncOtherDevices:
AllowSome(client, time, thisdev, THAW_OTHERS);
break;
case SyncAll:
AllowSome(client, time, thisdev, FREEZE_BOTH_NEXT_EVENT);
break;
case AsyncAll:
AllowSome(client, time, thisdev, THAWED_BOTH);
break;
default:
client->errorValue = stuff->mode;
return BadValue;
}
return Success;
}
int
ProcXUngrabDevice(ClientPtr client)
{
DeviceIntPtr dev;
GrabPtr grab;
TimeStamp time;
int rc;
REQUEST(xUngrabDeviceReq);
REQUEST_SIZE_MATCH(xUngrabDeviceReq);
rc = dixLookupDevice(&dev, stuff->deviceid, client, DixGetAttrAccess);
if (rc != Success)
return rc;
grab = dev->deviceGrab.grab;
time = ClientTimeToServerTime(stuff->time);
if ((CompareTimeStamps(time, currentTime) != LATER) &&
(CompareTimeStamps(time, dev->deviceGrab.grabTime) != EARLIER) &&
(grab) && SameClient(grab, client) && grab->grabtype == GRABTYPE_XI)
(*dev->deviceGrab.DeactivateGrab) (dev);
return Success;
}
int
ProcXUngrabDevice(ClientPtr client)
{
DeviceIntPtr dev;
GrabPtr grab;
TimeStamp time;
REQUEST(xUngrabDeviceReq);
REQUEST_SIZE_MATCH(xUngrabDeviceReq);
dev = LookupDeviceIntRec(stuff->deviceid);
if (dev == NULL) {
SendErrorToClient(client, IReqCode, X_UngrabDevice, 0, BadDevice);
return Success;
}
grab = dev->grab;
time = ClientTimeToServerTime(stuff->time);
if ((CompareTimeStamps(time, currentTime) != LATER) &&
(CompareTimeStamps(time, dev->grabTime) != EARLIER) &&
(grab) && SameClient(grab, client))
(*dev->DeactivateGrab) (dev);
return Success;
}
int
ProcRRSetCrtcConfig (ClientPtr client)
{
REQUEST(xRRSetCrtcConfigReq);
xRRSetCrtcConfigReply rep;
ScreenPtr pScreen;
rrScrPrivPtr pScrPriv;
RRCrtcPtr crtc;
RRModePtr mode;
int numOutputs;
RROutputPtr *outputs = NULL;
RROutput *outputIds;
TimeStamp configTime;
TimeStamp time;
Rotation rotation;
int rc, i, j;
REQUEST_AT_LEAST_SIZE(xRRSetCrtcConfigReq);
numOutputs = (stuff->length - bytes_to_int32(SIZEOF (xRRSetCrtcConfigReq)));
VERIFY_RR_CRTC(stuff->crtc, crtc, DixSetAttrAccess);
if (stuff->mode == None)
{
mode = NULL;
if (numOutputs > 0)
return BadMatch;
}
else
{
VERIFY_RR_MODE(stuff->mode, mode, DixSetAttrAccess);
if (numOutputs == 0)
return BadMatch;
}
if (numOutputs)
{
outputs = malloc(numOutputs * sizeof (RROutputPtr));
if (!outputs)
return BadAlloc;
}
else
outputs = NULL;
outputIds = (RROutput *) (stuff + 1);
for (i = 0; i < numOutputs; i++)
{
rc = dixLookupResourceByType((pointer *)(outputs + i), outputIds[i],
RROutputType, client, DixSetAttrAccess);
if (rc != Success)
{
free(outputs);
return rc;
}
/* validate crtc for this output */
for (j = 0; j < outputs[i]->numCrtcs; j++)
if (outputs[i]->crtcs[j] == crtc)
break;
if (j == outputs[i]->numCrtcs)
{
free(outputs);
return BadMatch;
}
/* validate mode for this output */
for (j = 0; j < outputs[i]->numModes + outputs[i]->numUserModes; j++)
{
RRModePtr m = (j < outputs[i]->numModes ?
outputs[i]->modes[j] :
outputs[i]->userModes[j - outputs[i]->numModes]);
if (m == mode)
break;
}
if (j == outputs[i]->numModes + outputs[i]->numUserModes)
{
free(outputs);
return BadMatch;
}
}
/* validate clones */
for (i = 0; i < numOutputs; i++)
{
for (j = 0; j < numOutputs; j++)
{
int k;
if (i == j)
continue;
for (k = 0; k < outputs[i]->numClones; k++)
{
if (outputs[i]->clones[k] == outputs[j])
break;
}
if (k == outputs[i]->numClones)
{
free(outputs);
return BadMatch;
}
}
}
pScreen = crtc->pScreen;
pScrPriv = rrGetScrPriv(pScreen);
time = ClientTimeToServerTime(stuff->timestamp);
configTime = ClientTimeToServerTime(stuff->configTimestamp);
if (!pScrPriv)
{
time = currentTime;
rep.status = RRSetConfigFailed;
goto sendReply;
}
/*
* Validate requested rotation
*/
rotation = (Rotation) stuff->rotation;
/* test the rotation bits only! */
switch (rotation & 0xf) {
case RR_Rotate_0:
case RR_Rotate_90:
case RR_Rotate_180:
case RR_Rotate_270:
break;
default:
/*
* Invalid rotation
*/
client->errorValue = stuff->rotation;
free(outputs);
return BadValue;
}
if (mode)
{
if ((~crtc->rotations) & rotation)
{
/*
* requested rotation or reflection not supported by screen
*/
client->errorValue = stuff->rotation;
free(outputs);
return BadMatch;
}
#ifdef RANDR_12_INTERFACE
/*
* Check screen size bounds if the DDX provides a 1.2 interface
* for setting screen size. Else, assume the CrtcSet sets
* the size along with the mode. If the driver supports transforms,
* then it must allow crtcs to display a subset of the screen, so
* only do this check for drivers without transform support.
*/
if (pScrPriv->rrScreenSetSize && !crtc->transforms)
{
int source_width;
int source_height;
PictTransform transform;
struct pixman_f_transform f_transform, f_inverse;
RRTransformCompute (stuff->x, stuff->y,
mode->mode.width, mode->mode.height,
rotation,
&crtc->client_pending_transform,
&transform, &f_transform, &f_inverse);
RRModeGetScanoutSize (mode, &transform, &source_width, &source_height);
if (stuff->x + source_width > pScreen->width)
{
client->errorValue = stuff->x;
free(outputs);
return BadValue;
}
if (stuff->y + source_height > pScreen->height)
{
client->errorValue = stuff->y;
free(outputs);
return BadValue;
}
}
#endif
}
if (!RRCrtcSet (crtc, mode, stuff->x, stuff->y,
rotation, numOutputs, outputs))
{
rep.status = RRSetConfigFailed;
goto sendReply;
}
rep.status = RRSetConfigSuccess;
pScrPriv->lastSetTime = time;
sendReply:
free(outputs);
rep.type = X_Reply;
/* rep.status has already been filled in */
rep.length = 0;
rep.sequenceNumber = client->sequence;
rep.newTimestamp = pScrPriv->lastSetTime.milliseconds;
if (client->swapped)
{
int n;
swaps(&rep.sequenceNumber, n);
swapl(&rep.length, n);
swapl(&rep.newTimestamp, n);
}
WriteToClient(client, sizeof(xRRSetCrtcConfigReply), (char *)&rep);
return Success;
}
int
ProcRRSetPanning (ClientPtr client)
{
REQUEST(xRRSetPanningReq);
xRRSetPanningReply rep;
RRCrtcPtr crtc;
ScreenPtr pScreen;
rrScrPrivPtr pScrPriv;
TimeStamp time;
BoxRec total;
BoxRec tracking;
INT16 border[4];
int n;
REQUEST_SIZE_MATCH(xRRSetPanningReq);
VERIFY_RR_CRTC(stuff->crtc, crtc, DixReadAccess);
/* All crtcs must be associated with screens before client
* requests are processed
*/
pScreen = crtc->pScreen;
pScrPriv = rrGetScrPriv(pScreen);
if (!pScrPriv) {
time = currentTime;
rep.status = RRSetConfigFailed;
goto sendReply;
}
time = ClientTimeToServerTime(stuff->timestamp);
if (!pScrPriv->rrGetPanning)
return RRErrorBase + BadRRCrtc;
total.x1 = stuff->left;
total.y1 = stuff->top;
total.x2 = total.x1 + stuff->width;
total.y2 = total.y1 + stuff->height;
tracking.x1 = stuff->track_left;
tracking.y1 = stuff->track_top;
tracking.x2 = tracking.x1 + stuff->track_width;
tracking.y2 = tracking.y1 + stuff->track_height;
border[0] = stuff->border_left;
border[1] = stuff->border_top;
border[2] = stuff->border_right;
border[3] = stuff->border_bottom;
if (! pScrPriv->rrSetPanning (pScreen, crtc, &total, &tracking, border))
return BadMatch;
pScrPriv->lastSetTime = time;
rep.status = RRSetConfigSuccess;
sendReply:
rep.type = X_Reply;
rep.sequenceNumber = client->sequence;
rep.length = 0;
rep.newTimestamp = pScrPriv->lastSetTime.milliseconds;
if (client->swapped) {
swaps(&rep.sequenceNumber, n);
swapl(&rep.length, n);
swaps(&rep.newTimestamp, n);
}
WriteToClient(client, sizeof(xRRSetPanningReply), (char *)&rep);
return Success;
}
int
ProcXIAllowEvents(ClientPtr client)
{
TimeStamp time;
DeviceIntPtr dev;
int ret = Success;
XIClientPtr xi_client;
Bool have_xi22 = FALSE;
REQUEST(xXI2_2AllowEventsReq);
xi_client = dixLookupPrivate(&client->devPrivates, XIClientPrivateKey);
if (version_compare(xi_client->major_version,
xi_client->minor_version, 2, 2) >= 0) {
REQUEST_AT_LEAST_SIZE(xXI2_2AllowEventsReq);
have_xi22 = TRUE;
}
else {
REQUEST_SIZE_MATCH(xXIAllowEventsReq);
}
ret = dixLookupDevice(&dev, stuff->deviceid, client, DixGetAttrAccess);
if (ret != Success)
return ret;
time = ClientTimeToServerTime(stuff->time);
switch (stuff->mode) {
case XIReplayDevice:
AllowSome(client, time, dev, NOT_GRABBED);
break;
case XISyncDevice:
AllowSome(client, time, dev, FREEZE_NEXT_EVENT);
break;
case XIAsyncDevice:
AllowSome(client, time, dev, THAWED);
break;
case XIAsyncPairedDevice:
if (IsMaster(dev))
AllowSome(client, time, dev, THAW_OTHERS);
break;
case XISyncPair:
if (IsMaster(dev))
AllowSome(client, time, dev, FREEZE_BOTH_NEXT_EVENT);
break;
case XIAsyncPair:
if (IsMaster(dev))
AllowSome(client, time, dev, THAWED_BOTH);
break;
case XIRejectTouch:
case XIAcceptTouch:
{
int rc;
WindowPtr win;
if (!have_xi22)
return BadValue;
rc = dixLookupWindow(&win, stuff->grab_window, client, DixReadAccess);
if (rc != Success)
return rc;
ret = TouchAcceptReject(client, dev, stuff->mode, stuff->touchid,
stuff->grab_window, &client->errorValue);
}
break;
default:
client->errorValue = stuff->mode;
ret = BadValue;
}
return ret;
}
int
ProcSetSelectionOwner(ClientPtr client)
{
WindowPtr pWin = NULL;
TimeStamp time;
Selection *pSel;
int rc;
REQUEST(xSetSelectionOwnerReq);
REQUEST_SIZE_MATCH(xSetSelectionOwnerReq);
UpdateCurrentTime();
time = ClientTimeToServerTime(stuff->time);
/* If the client's time stamp is in the future relative to the server's
time stamp, do not set the selection, just return success. */
if (CompareTimeStamps(time, currentTime) == LATER)
return Success;
if (stuff->window != None) {
rc = dixLookupWindow(&pWin, stuff->window, client, DixSetAttrAccess);
if (rc != Success)
return rc;
}
if (!ValidAtom(stuff->selection)) {
client->errorValue = stuff->selection;
return BadAtom;
}
/*
* First, see if the selection is already set...
*/
rc = dixLookupSelection(&pSel, stuff->selection, client, DixSetAttrAccess);
if (rc == Success) {
xEvent event;
/* If the timestamp in client's request is in the past relative
to the time stamp indicating the last time the owner of the
selection was set, do not set the selection, just return
success. */
if (CompareTimeStamps(time, pSel->lastTimeChanged) == EARLIER)
return Success;
if (pSel->client && (!pWin || (pSel->client != client)))
{
event.u.u.type = SelectionClear;
event.u.selectionClear.time = time.milliseconds;
event.u.selectionClear.window = pSel->window;
event.u.selectionClear.atom = pSel->selection;
TryClientEvents(pSel->client, NULL, &event, 1, NoEventMask,
NoEventMask /* CantBeFiltered */, NullGrab);
}
}
else if (rc == BadMatch)
{
/*
* It doesn't exist, so add it...
*/
pSel = xalloc(sizeof(Selection));
if (!pSel)
return BadAlloc;
pSel->selection = stuff->selection;
pSel->devPrivates = NULL;
/* security creation/labeling check */
rc = XaceHookSelectionAccess(client, &pSel,
DixCreateAccess|DixSetAttrAccess);
if (rc != Success) {
xfree(pSel);
return rc;
}
pSel->next = CurrentSelections;
CurrentSelections = pSel;
}
else
return rc;
pSel->lastTimeChanged = time;
pSel->window = stuff->window;
pSel->pWin = pWin;
pSel->client = (pWin ? client : NullClient);
CallSelectionCallback(pSel, client, SelectionSetOwner);
return client->noClientException;
}
int
ProcXGetDeviceMotionEvents(ClientPtr client)
{
INT32 *coords = NULL, *bufptr;
xGetDeviceMotionEventsReply rep;
unsigned long i;
int rc, num_events, axes, size = 0;
unsigned long nEvents;
DeviceIntPtr dev;
TimeStamp start, stop;
int length = 0;
ValuatorClassPtr v;
REQUEST(xGetDeviceMotionEventsReq);
REQUEST_SIZE_MATCH(xGetDeviceMotionEventsReq);
rc = dixLookupDevice(&dev, stuff->deviceid, client, DixReadAccess);
if (rc != Success)
return rc;
v = dev->valuator;
if (v == NULL || v->numAxes == 0)
return BadMatch;
if (dev->valuator->motionHintWindow)
MaybeStopDeviceHint(dev, client);
axes = v->numAxes;
rep.repType = X_Reply;
rep.RepType = X_GetDeviceMotionEvents;
rep.sequenceNumber = client->sequence;
rep.nEvents = 0;
rep.axes = axes;
rep.mode = Absolute; /* XXX we don't do relative at the moment */
rep.length = 0;
start = ClientTimeToServerTime(stuff->start);
stop = ClientTimeToServerTime(stuff->stop);
if (CompareTimeStamps(start, stop) == LATER ||
CompareTimeStamps(start, currentTime) == LATER) {
WriteReplyToClient(client, sizeof(xGetDeviceMotionEventsReply), &rep);
return Success;
}
if (CompareTimeStamps(stop, currentTime) == LATER)
stop = currentTime;
num_events = v->numMotionEvents;
if (num_events) {
size = sizeof(Time) + (axes * sizeof(INT32));
rep.nEvents = GetMotionHistory(dev, (xTimecoord **) &coords,/* XXX */
start.milliseconds, stop.milliseconds,
(ScreenPtr) NULL, FALSE);
}
if (rep.nEvents > 0) {
length = bytes_to_int32(rep.nEvents * size);
rep.length = length;
}
nEvents = rep.nEvents;
WriteReplyToClient(client, sizeof(xGetDeviceMotionEventsReply), &rep);
if (nEvents) {
if (client->swapped) {
bufptr = coords;
for (i = 0; i < nEvents * (axes + 1); i++) {
swapl(bufptr);
bufptr++;
}
}
WriteToClient(client, length * 4, (char *)coords);
}
free(coords);
return Success;
}
