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authorPeter Hutterer <peter.hutterer@redhat.com>2008-11-26 11:15:05 +1000
committerKeith Packard <keithp@keithp.com>2009-01-30 17:11:44 -0800
commitebb3872925315d705e47e1ccd7f193ac90ac33dc (patch)
tree9af96c47c63b8a5cf57511643c103eb13a4d1bb8 /Xi
parent50d80c25525a691472e3fc5859fb303a3ffe1ef2 (diff)
Xi: fix use of button->down - bitflags instead of int arrays.
The device's button down state array was changed to use DOWN_LENGTH and thus bitflags for each button in cfcb3da7. Update the DBSN events to copy this bit-wise state. Update xkb and Xi to check for the bit flag instead of the array value. Reported by ajax. Signed-off-by: Peter Hutterer <peter.hutterer@redhat.com> (cherry picked from commit a85f0d6b98237d8a196de624207acf1983a1859a)
Diffstat (limited to 'Xi')
-rw-r--r--Xi/exevents.c10
-rw-r--r--Xi/queryst.c3
2 files changed, 4 insertions, 9 deletions
diff --git a/Xi/exevents.c b/Xi/exevents.c
index 083bb2f0e..2aa316102 100644
--- a/Xi/exevents.c
+++ b/Xi/exevents.c
@@ -1138,11 +1138,9 @@ FixDeviceStateNotify(DeviceIntPtr dev, deviceStateNotify * ev, KeyClassPtr k,
ev->num_valuators = 0;
if (b) {
- int i;
ev->classes_reported |= (1 << ButtonClass);
ev->num_buttons = b->numButtons;
- for (i = 0; i < 32; i++)
- SetBitIf(ev->buttons, b->down, i);
+ memcpy((char*)ev->buttons, (char*)b->down, 4);
} else if (k) {
ev->classes_reported |= (1 << KeyClass);
ev->num_keys = k->curKeySyms.maxKeyCode - k->curKeySyms.minKeyCode;
@@ -1257,13 +1255,11 @@ DeviceFocusEvent(DeviceIntPtr dev, int type, int mode, int detail,
first += 3;
nval -= 3;
if (nbuttons > 32) {
- int i;
(ev - 1)->deviceid |= MORE_EVENTS;
bev = (deviceButtonStateNotify *) ev++;
bev->type = DeviceButtonStateNotify;
bev->deviceid = dev->id;
- for (i = 32; i < MAP_LENGTH; i++)
- SetBitIf(bev->buttons, b->down, i);
+ memcpy((char*)&bev->buttons[4], (char*)&b->down[4], DOWN_LENGTH - 4);
}
if (nval > 0) {
(ev - 1)->deviceid |= MORE_EVENTS;
@@ -1678,7 +1674,7 @@ SetButtonMapping(ClientPtr client, DeviceIntPtr dev, int nElts, BYTE * map)
if (BadDeviceMap(&map[0], nElts, 1, 255, &client->errorValue))
return BadValue;
for (i = 0; i < nElts; i++)
- if ((b->map[i + 1] != map[i]) && (b->down[i + 1]))
+ if ((b->map[i + 1] != map[i]) && BitIsOn(b->down, i + 1))
return MappingBusy;
for (i = 0; i < nElts; i++)
b->map[i + 1] = map[i];
diff --git a/Xi/queryst.c b/Xi/queryst.c
index 268bdd78b..21de843f3 100644
--- a/Xi/queryst.c
+++ b/Xi/queryst.c
@@ -139,8 +139,7 @@ ProcXQueryDeviceState(ClientPtr client)
tb->class = ButtonClass;
tb->length = sizeof(xButtonState);
tb->num_buttons = b->numButtons;
- for (i = 0; i < MAP_LENGTH; i++)
- SetBitIf(tb->buttons, b->down, i);
+ memcpy(tb->buttons, b->down, sizeof(b->down));
buf += sizeof(xButtonState);
}