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Xi: add event swapping for XIRawEvents.

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Signed-off-by: Peter Hutterer <peter.hutterer@who-t.net>
This commit is contained in:
Peter Hutterer 2009-08-10 14:07:54 +10:00
parent f3b2f9fb73
commit 3f2e4b9867
1 changed files with 49 additions and 0 deletions
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49
Xi/extinit.c
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@ -810,6 +810,48 @@ static void SXIPropertyEvent(xXIPropertyEvent *from, xXIPropertyEvent *to)
swapl(&to->property, n);
}
static void SRawEvent(xXIRawEvent *from, xXIRawEvent *to)
{
char n;
int i;
FP3232 *values;
unsigned char *mask;
memcpy(to, from, sizeof(xEvent) + from->length * 4);
swaps(&to->sequenceNumber, n);
swapl(&to->length, n);
swaps(&to->evtype, n);
swaps(&to->deviceid, n);
swapl(&to->time, n);
swapl(&to->detail, n);
mask = (unsigned char*)&to[1];
values = (FP3232*)(mask + from->valuators_len * 4);
for (i = 0; i < from->valuators_len * 4 * 8; i++)
{
if (BitIsOn(mask, i))
{
/* for each bit set there are two FP3232 values on the wire, in
* the order abcABC for data and data_raw. Here we swap as if
* they were in aAbBcC order because it's easier and really
* doesn't matter.
*/
swapl(&values->integral, n);
swapl(&values->frac, n);
values++;
swapl(&values->integral, n);
swapl(&values->frac, n);
values++;
}
}
swaps(&to->valuators_len, n);
}
/** Event swapping function for XI2 events. */
void
XI2EventSwap(xGenericEvent *from, xGenericEvent *to)
@ -838,6 +880,13 @@ XI2EventSwap(xGenericEvent *from, xGenericEvent *to)
case XI_ButtonRelease:
SDeviceEvent((xXIDeviceEvent*)from, (xXIDeviceEvent*)to);
break;
case XI_RawMotion:
case XI_RawKeyPress:
case XI_RawKeyRelease:
case XI_RawButtonPress:
case XI_RawButtonRelease:
SRawEvent((xXIRawEvent*)from, (xXIRawEvent*)to);
break;
default:
ErrorF("[Xi] Unknown event type to swap. This is a bug.\n");
break;