_XkbSetNamedIndicator(ClientPtr client, DeviceIntPtr dev,
                      xkbSetNamedIndicatorReq * stuff)
{
    unsigned int extDevReason;
    unsigned int statec, namec, mapc;
    XkbSrvLedInfoPtr sli;
    int led = 0;
    XkbIndicatorMapPtr map;
    DeviceIntPtr kbd;
    XkbEventCauseRec cause;
    xkbExtensionDeviceNotify ed;
    XkbChangesRec changes;
    int rc;

    rc = _XkbCreateIndicatorMap(dev, stuff->indicator, stuff->ledClass,
                                stuff->ledID, &map, &led, FALSE);
    if (rc != Success || !map)  /* oh-oh */
        return rc;

    sli = XkbFindSrvLedInfo(dev, stuff->ledClass, stuff->ledID,
                            XkbXI_IndicatorsMask);
    if (!sli)
        return BadAlloc;

    namec = mapc = statec = 0;
    extDevReason = 0;

    namec |= (1 << led);
    sli->namesPresent |= ((stuff->indicator != None) ? (1 << led) : 0);
    extDevReason |= XkbXI_IndicatorNamesMask;

    if (stuff->setMap) {
        map->flags = stuff->flags;
        map->which_groups = stuff->whichGroups;
        map->groups = stuff->groups;
        map->which_mods = stuff->whichMods;
        map->mods.mask = stuff->realMods;
        map->mods.real_mods = stuff->realMods;
        map->mods.vmods = stuff->virtualMods;
        map->ctrls = stuff->ctrls;
        mapc |= (1 << led);
    }

    if ((stuff->setState) && ((map->flags & XkbIM_NoExplicit) == 0)) {
        if (stuff->on)
            sli->explicitState |= (1 << led);
        else
            sli->explicitState &= ~(1 << led);
        statec |= ((sli->effectiveState ^ sli->explicitState) & (1 << led));
    }

    memset((char *) &ed, 0, sizeof(xkbExtensionDeviceNotify));
    memset((char *) &changes, 0, sizeof(XkbChangesRec));
    XkbSetCauseXkbReq(&cause, X_kbSetNamedIndicator, client);
    if (namec)
        XkbApplyLedNameChanges(dev, sli, namec, &ed, &changes, &cause);
    if (mapc)
        XkbApplyLedMapChanges(dev, sli, mapc, &ed, &changes, &cause);
    if (statec)
        XkbApplyLedStateChanges(dev, sli, statec, &ed, &changes, &cause);

    kbd = dev;
    if ((sli->flags & XkbSLI_HasOwnState) == 0)
        kbd = inputInfo.keyboard;
    XkbFlushLedEvents(dev, kbd, sli, &ed, &changes, &cause);

    return Success;
}
Unknown