diff options
Diffstat (limited to 'xorg-server/hw/dmx/input/dmxcommon.c')
| -rw-r--r-- | xorg-server/hw/dmx/input/dmxcommon.c | 1339 |
1 files changed, 669 insertions, 670 deletions
diff --git a/xorg-server/hw/dmx/input/dmxcommon.c b/xorg-server/hw/dmx/input/dmxcommon.c index da5b77893..29c1958ad 100644 --- a/xorg-server/hw/dmx/input/dmxcommon.c +++ b/xorg-server/hw/dmx/input/dmxcommon.c @@ -1,670 +1,669 @@ -/* - * Copyright 2001-2003 Red Hat Inc., Durham, North Carolina. - * - * All Rights Reserved. - * - * 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 on 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 - * NON-INFRINGEMENT. IN NO EVENT SHALL RED HAT AND/OR THEIR SUPPLIERS - * 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. - */ - -/* - * Authors: - * David H. Dawes <dawes@xfree86.org> - * Kevin E. Martin <kem@redhat.com> - * Rickard E. (Rik) Faith <faith@redhat.com> - */ - -/** \file - * - * This file implements common routines used by the backend and console - * input devices. - */ - -#ifdef HAVE_DMX_CONFIG_H -#include <dmx-config.h> -#endif - -#define DMX_STATE_DEBUG 0 - -#include "dmxinputinit.h" -#include "dmxcommon.h" -#include "dmxconsole.h" -#include "dmxprop.h" -#include "dmxsync.h" -#include "dmxmap.h" - -#include "inputstr.h" -#include "input.h" -#include <X11/keysym.h> -#include "mipointer.h" -#include "scrnintstr.h" - -#include <unistd.h> /* For usleep() */ - -#if DMX_STATE_DEBUG -#define DMXDBG0(f) dmxLog(dmxDebug,f) -#else -#define DMXDBG0(f) -#endif - -/** Each device has a private area that is visible only from inside the - * driver code. */ -typedef struct _myPrivate { - DMX_COMMON_PRIVATE; -} myPrivate; - -static void dmxCommonKbdSetAR(Display *display, - unsigned char *old, unsigned char *new) -{ - XKeyboardControl kc; - XKeyboardState ks; - unsigned long mask = KBKey | KBAutoRepeatMode; - int i, j; - int minKeycode, maxKeycode; - - if (!old) { - XGetKeyboardControl(display, &ks); - old = (unsigned char *)ks.auto_repeats; - } - - XDisplayKeycodes(display, &minKeycode, &maxKeycode); - for (i = 1; i < 32; i++) { - if (!old || old[i] != new[i]) { - for (j = 0; j < 8; j++) { - if ((new[i] & (1 << j)) != (old[i] & (1 << j))) { - kc.key = i * 8 + j; - kc.auto_repeat_mode = ((new[i] & (1 << j)) - ? AutoRepeatModeOn - : AutoRepeatModeOff); - if (kc.key >= minKeycode && kc.key <= maxKeycode) - XChangeKeyboardControl(display, mask, &kc); - } - } - } - } -} - -static void dmxCommonKbdSetLeds(Display *display, unsigned long new) -{ - int i; - XKeyboardControl kc; - - for (i = 0; i < 32; i++) { - kc.led = i + 1; - kc.led_mode = (new & (1 << i)) ? LedModeOn : LedModeOff; - XChangeKeyboardControl(display, KBLed | KBLedMode, &kc); - } -} - -static void dmxCommonKbdSetCtrl(Display *display, - KeybdCtrl *old, KeybdCtrl *new) -{ - XKeyboardControl kc; - unsigned long mask = KBKeyClickPercent | KBAutoRepeatMode; - - if (!old - || old->click != new->click - || old->autoRepeat != new->autoRepeat) { - - kc.key_click_percent = new->click; - kc.auto_repeat_mode = new->autoRepeat; - - XChangeKeyboardControl(display, mask, &kc); - } - - dmxCommonKbdSetLeds(display, new->leds); - dmxCommonKbdSetAR(display, old ? old->autoRepeats : NULL, - new->autoRepeats); -} - -static void dmxCommonMouSetCtrl(Display *display, PtrCtrl *old, PtrCtrl *new) -{ - Bool do_accel, do_threshold; - - if (!old - || old->num != new->num - || old->den != new->den - || old->threshold != new->threshold) { - do_accel = (new->num > 0 && new->den > 0); - do_threshold = (new->threshold > 0); - if (do_accel || do_threshold) { - XChangePointerControl(display, do_accel, do_threshold, - new->num, new->den, new->threshold); - } - } -} - -/** Update the keyboard control. */ -void dmxCommonKbdCtrl(DevicePtr pDev, KeybdCtrl *ctrl) -{ - GETPRIVFROMPDEV; - - if (!priv->stateSaved && priv->be) dmxCommonSaveState(priv); - if (!priv->display || !priv->stateSaved) return; - dmxCommonKbdSetCtrl(priv->display, - priv->kctrlset ? &priv->kctrl : NULL, - ctrl); - priv->kctrl = *ctrl; - priv->kctrlset = 1; -} - -/** Update the mouse control. */ -void dmxCommonMouCtrl(DevicePtr pDev, PtrCtrl *ctrl) -{ - GETPRIVFROMPDEV; - - /* Don't set the acceleration for the - * console, because that should be - * controlled by the X server that the - * console is running on. Otherwise, - * the acceleration for the console - * window would be unexpected for the - * scale of the window. */ - if (priv->be) { - dmxCommonMouSetCtrl(priv->display, - priv->mctrlset ? &priv->mctrl : NULL, - ctrl); - priv->mctrl = *ctrl; - priv->mctrlset = 1; - } -} - -/** Sound they keyboard bell. */ -void dmxCommonKbdBell(DevicePtr pDev, int percent, - int volume, int pitch, int duration) -{ - GETPRIVFROMPDEV; - XKeyboardControl kc; - XKeyboardState ks; - unsigned long mask = KBBellPercent | KBBellPitch | KBBellDuration; - - if (!priv->be) XGetKeyboardControl(priv->display, &ks); - kc.bell_percent = volume; - kc.bell_pitch = pitch; - kc.bell_duration = duration; - XChangeKeyboardControl(priv->display, mask, &kc); - XBell(priv->display, percent); - if (!priv->be) { - kc.bell_percent = ks.bell_percent; - kc.bell_pitch = ks.bell_pitch; - kc.bell_duration = ks.bell_duration; - XChangeKeyboardControl(priv->display, mask, &kc); - } -} - -/** Get the keyboard mapping. */ -void dmxCommonKbdGetMap(DevicePtr pDev, KeySymsPtr pKeySyms, CARD8 *pModMap) -{ - GETPRIVFROMPDEV; - int min_keycode; - int max_keycode; - int map_width; - KeySym *keyboard_mapping; - XModifierKeymap *modifier_mapping; - int i, j; - - /* Compute pKeySyms. Cast - * XGetKeyboardMapping because of - * compiler warning on 64-bit machines. - * We assume pointers to 32-bit and - * 64-bit ints are the same. */ - XDisplayKeycodes(priv->display, &min_keycode, &max_keycode); - keyboard_mapping = (KeySym *)XGetKeyboardMapping(priv->display, - min_keycode, - max_keycode - - min_keycode + 1, - &map_width); - pKeySyms->minKeyCode = min_keycode; - pKeySyms->maxKeyCode = max_keycode; - pKeySyms->mapWidth = map_width; - pKeySyms->map = keyboard_mapping; - - - /* Compute pModMap */ - modifier_mapping = XGetModifierMapping(priv->display); - for (i = 0; i < MAP_LENGTH; i++) - pModMap[i] = 0; - for (j = 0; j < 8; j++) { - int max_keypermod = modifier_mapping->max_keypermod; - - for (i = 0; i < max_keypermod; i++) { - CARD8 keycode = modifier_mapping->modifiermap[j*max_keypermod + i]; - if (keycode) - pModMap[keycode] |= 1 << j; - } - } - XFreeModifiermap(modifier_mapping); -} - -/** Fill in the XKEYBOARD parts of the \a info structure for the - * specified \a pDev. */ -void dmxCommonKbdGetInfo(DevicePtr pDev, DMXLocalInitInfoPtr info) -{ - GETPRIVFROMPDEV; - GETDMXINPUTFROMPRIV; - char *pt; - - dmxCommonSaveState(priv); - if (priv->xkb) { -#define NAME(x) \ - priv->xkb->names->x ? XGetAtomName(priv->display,priv->xkb->names->x) : NULL - info->names.keycodes = NAME(keycodes); - info->names.types = NAME(types); - info->names.compat = NAME(compat); - info->names.symbols = NAME(symbols); - info->names.geometry = NAME(geometry); - info->freenames = 1; -#undef NAME - dmxLogInput(dmxInput, - "XKEYBOARD: keycodes = %s\n", info->names.keycodes); - dmxLogInput(dmxInput, - "XKEYBOARD: symbols = %s\n", info->names.symbols); - dmxLogInput(dmxInput, - "XKEYBOARD: geometry = %s\n", info->names.geometry); - if ((pt = strchr(info->names.keycodes, '+'))) *pt = '\0'; - } - dmxCommonRestoreState(priv); -} - -/** Turn \a pDev on (i.e., take input from \a pDev). */ -int dmxCommonKbdOn(DevicePtr pDev) -{ - GETPRIVFROMPDEV; - if (priv->be) dmxCommonSaveState(priv); - priv->eventMask |= DMX_KEYBOARD_EVENT_MASK; - XSelectInput(priv->display, priv->window, priv->eventMask); - if (priv->be) - XSetInputFocus(priv->display, priv->window, RevertToPointerRoot, - CurrentTime); - return -1; -} - -/** Turn \a pDev off. */ -void dmxCommonKbdOff(DevicePtr pDev) -{ - GETPRIVFROMPDEV; - priv->eventMask &= ~DMX_KEYBOARD_EVENT_MASK; - XSelectInput(priv->display, priv->window, priv->eventMask); - dmxCommonRestoreState(priv); -} - -/** Turn \a pDev on (i.e., take input from \a pDev). */ -int dmxCommonOthOn(DevicePtr pDev) -{ - GETPRIVFROMPDEV; - GETDMXINPUTFROMPRIV; - XEventClass event_list[DMX_MAX_XINPUT_EVENT_TYPES]; - int event_type[DMX_MAX_XINPUT_EVENT_TYPES]; - int count = 0; - -#define ADD(type) \ - if (count < DMX_MAX_XINPUT_EVENT_TYPES) { \ - type(priv->xi, event_type[count], event_list[count]); \ - if (event_type[count]) { \ - dmxMapInsert(dmxLocal, event_type[count], XI_##type); \ - ++count; \ - } \ - } else { \ - dmxLog(dmxWarning, "More than %d event types for %s\n", \ - DMX_MAX_XINPUT_EVENT_TYPES, dmxInput->name); \ - } - - if (!(priv->xi = XOpenDevice(priv->display, dmxLocal->deviceId))) { - dmxLog(dmxWarning, "Cannot open %s device (id=%d) on %s\n", - dmxLocal->deviceName ? dmxLocal->deviceName : "(unknown)", - dmxLocal->deviceId, dmxInput->name); - return -1; - } - ADD(DeviceKeyPress); - ADD(DeviceKeyRelease); - ADD(DeviceButtonPress); - ADD(DeviceButtonRelease); - ADD(DeviceMotionNotify); - ADD(DeviceFocusIn); - ADD(DeviceFocusOut); - ADD(ProximityIn); - ADD(ProximityOut); - ADD(DeviceStateNotify); - ADD(DeviceMappingNotify); - ADD(ChangeDeviceNotify); - XSelectExtensionEvent(priv->display, priv->window, event_list, count); - - return -1; -} - -/** Turn \a pDev off. */ -void dmxCommonOthOff(DevicePtr pDev) -{ - GETPRIVFROMPDEV; - - if (priv->xi) XCloseDevice(priv->display, priv->xi); - priv->xi = NULL; -} - -/** Fill the \a info structure with information needed to initialize \a - * pDev. */ -void dmxCommonOthGetInfo(DevicePtr pDev, DMXLocalInitInfoPtr info) -{ - GETPRIVFROMPDEV; - GETDMXINPUTFROMPRIV; - XExtensionVersion *ext; - XDeviceInfo *devices; - Display *display = priv->display; - int num; - int i, j, k; - int (*handler)(Display *, char *, char *); - - if (!display && !(display = XOpenDisplay(dmxInput->name))) - return; - - /* Print out information about the XInput Extension. */ - handler = XSetExtensionErrorHandler(dmxInputExtensionErrorHandler); - ext = XGetExtensionVersion(display, INAME); - XSetExtensionErrorHandler(handler); - - if (ext && ext != (XExtensionVersion *)NoSuchExtension) { - XFree(ext); - devices = XListInputDevices(display, &num); - for (i = 0; i < num; i++) { - if (devices[i].id == (XID)dmxLocal->deviceId) { - XAnyClassPtr any; - XKeyInfoPtr ki; - XButtonInfoPtr bi; - XValuatorInfoPtr vi; - for (j = 0, any = devices[i].inputclassinfo; - j < devices[i].num_classes; - any = (XAnyClassPtr)((char *)any + any->length), j++) { - switch (any->class) { - case KeyClass: - ki = (XKeyInfoPtr)any; - info->keyboard = 1; - info->keyClass = 1; - info->keySyms.minKeyCode = ki->min_keycode; - info->keySyms.maxKeyCode = ki->max_keycode; - info->kbdFeedbackClass = 1; - break; - case ButtonClass: - bi = (XButtonInfoPtr)any; - info->buttonClass = 1; - info->numButtons = bi->num_buttons; - info->ptrFeedbackClass = 1; - break; - case ValuatorClass: - /* This assume all axes are either - * Absolute or Relative. */ - vi = (XValuatorInfoPtr)any; - info->valuatorClass = 1; - if (vi->mode == Absolute) - info->numAbsAxes = vi->num_axes; - else - info->numRelAxes = vi->num_axes; - for (k = 0; k < vi->num_axes; k++) { - info->res[k] = vi->axes[k].resolution; - info->minres[k] = vi->axes[k].resolution; - info->maxres[k] = vi->axes[k].resolution; - info->minval[k] = vi->axes[k].min_value; - info->maxval[k] = vi->axes[k].max_value; - } - break; - case FeedbackClass: - /* Only keyboard and pointer feedback - * are handled at this time. */ - break; - case ProximityClass: - info->proximityClass = 1; - break; - case FocusClass: - info->focusClass = 1; - break; - case OtherClass: - break; - } - } - } - } - XFreeDeviceList(devices); - } - if (display != priv->display) XCloseDisplay(display); -} - -/** Obtain the mouse button mapping. */ -void dmxCommonMouGetMap(DevicePtr pDev, unsigned char *map, int *nButtons) -{ - GETPRIVFROMPDEV; - int i; - - *nButtons = XGetPointerMapping(priv->display, map, DMX_MAX_BUTTONS); - for (i = 0; i <= *nButtons; i++) map[i] = i; -} - -static void *dmxCommonXSelect(DMXScreenInfo *dmxScreen, void *closure) -{ - myPrivate *priv = closure; - XSelectInput(dmxScreen->beDisplay, dmxScreen->scrnWin, priv->eventMask); - return NULL; -} - -static void *dmxCommonAddEnabledDevice(DMXScreenInfo *dmxScreen, void *closure) -{ - AddEnabledDevice(XConnectionNumber(dmxScreen->beDisplay)); - return NULL; -} - -static void *dmxCommonRemoveEnabledDevice(DMXScreenInfo *dmxScreen, - void *closure) -{ - RemoveEnabledDevice(XConnectionNumber(dmxScreen->beDisplay)); - return NULL; -} - -/** Turn \a pDev on (i.e., take input from \a pDev). */ -int dmxCommonMouOn(DevicePtr pDev) -{ - GETPRIVFROMPDEV; - GETDMXINPUTFROMPRIV; - - priv->eventMask |= DMX_POINTER_EVENT_MASK; - if (dmxShadowFB) { - XWarpPointer(priv->display, priv->window, priv->window, - 0, 0, 0, 0, - priv->initPointerX, - priv->initPointerY); - dmxSync(&dmxScreens[dmxInput->scrnIdx], TRUE); - } - if (!priv->be) { - XSelectInput(priv->display, priv->window, priv->eventMask); - AddEnabledDevice(XConnectionNumber(priv->display)); - } else { - dmxPropertyIterate(priv->be, dmxCommonXSelect, priv); - dmxPropertyIterate(priv->be, dmxCommonAddEnabledDevice, dmxInput); - } - - return -1; -} - -/** Turn \a pDev off. */ -void dmxCommonMouOff(DevicePtr pDev) -{ - GETPRIVFROMPDEV; - GETDMXINPUTFROMPRIV; - - priv->eventMask &= ~DMX_POINTER_EVENT_MASK; - if (!priv->be) { - RemoveEnabledDevice(XConnectionNumber(priv->display)); - XSelectInput(priv->display, priv->window, priv->eventMask); - } else { - dmxPropertyIterate(priv->be, dmxCommonRemoveEnabledDevice, dmxInput); - dmxPropertyIterate(priv->be, dmxCommonXSelect, priv); - } -} - -/** Given the global coordinates \a x and \a y, determine the screen - * with the lowest number on which those coordinates lie. If they are - * not on any screen, return -1. The number returned is an index into - * \a dmxScreenInfo and is between -1 and \a dmxNumScreens - 1, - * inclusive. */ -int dmxFindPointerScreen(int x, int y) -{ - int i; - - for (i = 0; i < dmxNumScreens; i++) { - if (x >= dixScreenOrigins[i].x - && x < dixScreenOrigins[i].x + screenInfo.screens[i]->width - && y >= dixScreenOrigins[i].y - && y < dixScreenOrigins[i].y + screenInfo.screens[i]->height) - return i; - } - return -1; -} - -/** Returns a pointer to the private area for the device that comes just - * prior to \a pDevice in the current \a dmxInput device list. This is - * used as the private area for the current device in some situations - * (e.g., when a keyboard and mouse form a pair that should share the - * same private area). If the requested private area cannot be located, - * then NULL is returned. */ -pointer dmxCommonCopyPrivate(DeviceIntPtr pDevice) -{ - GETDMXLOCALFROMPDEVICE; - DMXInputInfo *dmxInput = &dmxInputs[dmxLocal->inputIdx]; - int i; - - for (i = 0; i < dmxInput->numDevs; i++) - if (dmxInput->devs[i] == dmxLocal && i) - return dmxInput->devs[i-1]->private; - return NULL; -} - -/** This routine saves and resets some important state for the backend - * and console device drivers: - * - the modifier map is saved and set to 0 (so DMX controls the LEDs) - * - the key click, bell, led, and repeat masks are saved and set to the - * values that DMX claims to be using - * - * This routine and #dmxCommonRestoreState are used when the pointer - * enters and leaves the console window, or when the backend window is - * active or not active (for a full-screen window, this only happens at - * server startup and server shutdown). - */ -void dmxCommonSaveState(pointer private) -{ - GETPRIVFROMPRIVATE; - XKeyboardState ks; - unsigned long i; - XModifierKeymap *modmap; - - if (dmxInput->console) priv = dmxInput->devs[0]->private; - if (!priv->display || priv->stateSaved) return; - DMXDBG0("dmxCommonSaveState\n"); - if (dmxUseXKB && (priv->xkb = XkbAllocKeyboard())) { - if (XkbGetIndicatorMap(priv->display, XkbAllIndicatorsMask, priv->xkb) - || XkbGetNames(priv->display, XkbAllNamesMask, priv->xkb)) { - dmxLogInput(dmxInput, "Could not get XKB information\n"); - XkbFreeKeyboard(priv->xkb, 0, True); - priv->xkb = NULL; - } else { - if (priv->xkb->indicators) { - priv->savedIndicators = *priv->xkb->indicators; - for (i = 0; i < XkbNumIndicators; i++) - if (priv->xkb->indicators->phys_indicators & (1 << i)) { - priv->xkb->indicators->maps[i].flags - = XkbIM_NoAutomatic; - } - XkbSetIndicatorMap(priv->display, ~0, priv->xkb); - } - } - } - - XGetKeyboardControl(priv->display, &ks); - priv->savedKctrl.click = ks.key_click_percent; - priv->savedKctrl.bell = ks.bell_percent; - priv->savedKctrl.bell_pitch = ks.bell_pitch; - priv->savedKctrl.bell_duration = ks.bell_duration; - priv->savedKctrl.leds = ks.led_mask; - priv->savedKctrl.autoRepeat = ks.global_auto_repeat; - for (i = 0; i < 32; i++) - priv->savedKctrl.autoRepeats[i] = ks.auto_repeats[i]; - - dmxCommonKbdSetCtrl(priv->display, &priv->savedKctrl, - &priv->dmxLocal->kctrl); - - priv->savedModMap = XGetModifierMapping(priv->display); - - modmap = XNewModifiermap(0); - XSetModifierMapping(priv->display, modmap); - if (dmxInput->scrnIdx != -1) - dmxSync(&dmxScreens[dmxInput->scrnIdx], TRUE); - XFreeModifiermap(modmap); - - priv->stateSaved = 1; -} - -/** This routine restores all the information saved by #dmxCommonSaveState. */ -void dmxCommonRestoreState(pointer private) -{ - GETPRIVFROMPRIVATE; - int retcode = -1; - CARD32 start; - - if (dmxInput->console) - priv = dmxInput->devs[0]->private; - if (!priv->stateSaved) - return; - priv->stateSaved = 0; - - DMXDBG0("dmxCommonRestoreState\n"); - if (priv->xkb) { - *priv->xkb->indicators = priv->savedIndicators; - XkbSetIndicatorMap(priv->display, ~0, priv->xkb); - XkbFreeKeyboard(priv->xkb, 0, True); - priv->xkb = 0; - } - - for (start = GetTimeInMillis(); GetTimeInMillis() - start < 5000;) { - CARD32 tmp; - - retcode = XSetModifierMapping(priv->display, priv->savedModMap); - if (retcode == MappingSuccess) - break; - if (retcode == MappingBusy) - dmxLogInput(dmxInput, "Keyboard busy, waiting\n"); - else - dmxLogInput(dmxInput, "Keyboard error, waiting\n"); - - /* Don't generate X11 protocol for a bit */ - for (tmp = GetTimeInMillis(); GetTimeInMillis() - tmp < 250;) { - usleep(250); /* This ends up sleeping only until - * the next key press generates an - * interruption. We make the delay - * relatively short in case the user - * pressed they keys quickly. */ - } - - } - if (retcode != MappingSuccess) - dmxLog(dmxWarning, "Unable to restore keyboard modifier state!\n"); - - XFreeModifiermap(priv->savedModMap); - priv->savedModMap = NULL; - - dmxCommonKbdSetCtrl(priv->display, NULL, &priv->savedKctrl); - priv->kctrlset = 0; /* Invalidate copy */ -} +/*
+ * Copyright 2001-2003 Red Hat Inc., Durham, North Carolina.
+ *
+ * All Rights Reserved.
+ *
+ * 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 on 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
+ * NON-INFRINGEMENT. IN NO EVENT SHALL RED HAT AND/OR THEIR SUPPLIERS
+ * 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.
+ */
+
+/*
+ * Authors:
+ * David H. Dawes <dawes@xfree86.org>
+ * Kevin E. Martin <kem@redhat.com>
+ * Rickard E. (Rik) Faith <faith@redhat.com>
+ */
+
+/** \file
+ *
+ * This file implements common routines used by the backend and console
+ * input devices.
+ */
+
+#ifdef HAVE_DMX_CONFIG_H
+#include <dmx-config.h>
+#endif
+
+#define DMX_STATE_DEBUG 0
+
+#include "dmxinputinit.h"
+#include "dmxcommon.h"
+#include "dmxconsole.h"
+#include "dmxprop.h"
+#include "dmxsync.h"
+#include "dmxmap.h"
+
+#include "inputstr.h"
+#include "input.h"
+#include <X11/keysym.h>
+#include "mipointer.h"
+#include "scrnintstr.h"
+
+#include <unistd.h> /* For usleep() */
+
+#if DMX_STATE_DEBUG
+#define DMXDBG0(f) dmxLog(dmxDebug,f)
+#else
+#define DMXDBG0(f)
+#endif
+
+/** Each device has a private area that is visible only from inside the
+ * driver code. */
+typedef struct _myPrivate {
+ DMX_COMMON_PRIVATE;
+} myPrivate;
+
+static void dmxCommonKbdSetAR(Display *display,
+ unsigned char *old, unsigned char *new)
+{
+ XKeyboardControl kc;
+ XKeyboardState ks;
+ unsigned long mask = KBKey | KBAutoRepeatMode;
+ int i, j;
+ int minKeycode, maxKeycode;
+
+ if (!old) {
+ XGetKeyboardControl(display, &ks);
+ old = (unsigned char *)ks.auto_repeats;
+ }
+
+ XDisplayKeycodes(display, &minKeycode, &maxKeycode);
+ for (i = 1; i < 32; i++) {
+ if (!old || old[i] != new[i]) {
+ for (j = 0; j < 8; j++) {
+ if ((new[i] & (1 << j)) != (old[i] & (1 << j))) {
+ kc.key = i * 8 + j;
+ kc.auto_repeat_mode = ((new[i] & (1 << j))
+ ? AutoRepeatModeOn
+ : AutoRepeatModeOff);
+ if (kc.key >= minKeycode && kc.key <= maxKeycode)
+ XChangeKeyboardControl(display, mask, &kc);
+ }
+ }
+ }
+ }
+}
+
+static void dmxCommonKbdSetLeds(Display *display, unsigned long new)
+{
+ int i;
+ XKeyboardControl kc;
+
+ for (i = 0; i < 32; i++) {
+ kc.led = i + 1;
+ kc.led_mode = (new & (1 << i)) ? LedModeOn : LedModeOff;
+ XChangeKeyboardControl(display, KBLed | KBLedMode, &kc);
+ }
+}
+
+static void dmxCommonKbdSetCtrl(Display *display,
+ KeybdCtrl *old, KeybdCtrl *new)
+{
+ XKeyboardControl kc;
+ unsigned long mask = KBKeyClickPercent | KBAutoRepeatMode;
+
+ if (!old
+ || old->click != new->click
+ || old->autoRepeat != new->autoRepeat) {
+
+ kc.key_click_percent = new->click;
+ kc.auto_repeat_mode = new->autoRepeat;
+
+ XChangeKeyboardControl(display, mask, &kc);
+ }
+
+ dmxCommonKbdSetLeds(display, new->leds);
+ dmxCommonKbdSetAR(display, old ? old->autoRepeats : NULL,
+ new->autoRepeats);
+}
+
+static void dmxCommonMouSetCtrl(Display *display, PtrCtrl *old, PtrCtrl *new)
+{
+ Bool do_accel, do_threshold;
+
+ if (!old
+ || old->num != new->num
+ || old->den != new->den
+ || old->threshold != new->threshold) {
+ do_accel = (new->num > 0 && new->den > 0);
+ do_threshold = (new->threshold > 0);
+ if (do_accel || do_threshold) {
+ XChangePointerControl(display, do_accel, do_threshold,
+ new->num, new->den, new->threshold);
+ }
+ }
+}
+
+/** Update the keyboard control. */
+void dmxCommonKbdCtrl(DevicePtr pDev, KeybdCtrl *ctrl)
+{
+ GETPRIVFROMPDEV;
+
+ if (!priv->stateSaved && priv->be) dmxCommonSaveState(priv);
+ if (!priv->display || !priv->stateSaved) return;
+ dmxCommonKbdSetCtrl(priv->display,
+ priv->kctrlset ? &priv->kctrl : NULL,
+ ctrl);
+ priv->kctrl = *ctrl;
+ priv->kctrlset = 1;
+}
+
+/** Update the mouse control. */
+void dmxCommonMouCtrl(DevicePtr pDev, PtrCtrl *ctrl)
+{
+ GETPRIVFROMPDEV;
+
+ /* Don't set the acceleration for the
+ * console, because that should be
+ * controlled by the X server that the
+ * console is running on. Otherwise,
+ * the acceleration for the console
+ * window would be unexpected for the
+ * scale of the window. */
+ if (priv->be) {
+ dmxCommonMouSetCtrl(priv->display,
+ priv->mctrlset ? &priv->mctrl : NULL,
+ ctrl);
+ priv->mctrl = *ctrl;
+ priv->mctrlset = 1;
+ }
+}
+
+/** Sound they keyboard bell. */
+void dmxCommonKbdBell(DevicePtr pDev, int percent,
+ int volume, int pitch, int duration)
+{
+ GETPRIVFROMPDEV;
+ XKeyboardControl kc;
+ XKeyboardState ks;
+ unsigned long mask = KBBellPercent | KBBellPitch | KBBellDuration;
+
+ if (!priv->be) XGetKeyboardControl(priv->display, &ks);
+ kc.bell_percent = volume;
+ kc.bell_pitch = pitch;
+ kc.bell_duration = duration;
+ XChangeKeyboardControl(priv->display, mask, &kc);
+ XBell(priv->display, percent);
+ if (!priv->be) {
+ kc.bell_percent = ks.bell_percent;
+ kc.bell_pitch = ks.bell_pitch;
+ kc.bell_duration = ks.bell_duration;
+ XChangeKeyboardControl(priv->display, mask, &kc);
+ }
+}
+
+/** Get the keyboard mapping. */
+void dmxCommonKbdGetMap(DevicePtr pDev, KeySymsPtr pKeySyms, CARD8 *pModMap)
+{
+ GETPRIVFROMPDEV;
+ int min_keycode;
+ int max_keycode;
+ int map_width;
+ KeySym *keyboard_mapping;
+ XModifierKeymap *modifier_mapping;
+ int i, j;
+
+ /* Compute pKeySyms. Cast
+ * XGetKeyboardMapping because of
+ * compiler warning on 64-bit machines.
+ * We assume pointers to 32-bit and
+ * 64-bit ints are the same. */
+ XDisplayKeycodes(priv->display, &min_keycode, &max_keycode);
+ keyboard_mapping = (KeySym *)XGetKeyboardMapping(priv->display,
+ min_keycode,
+ max_keycode
+ - min_keycode + 1,
+ &map_width);
+ pKeySyms->minKeyCode = min_keycode;
+ pKeySyms->maxKeyCode = max_keycode;
+ pKeySyms->mapWidth = map_width;
+ pKeySyms->map = keyboard_mapping;
+
+
+ /* Compute pModMap */
+ modifier_mapping = XGetModifierMapping(priv->display);
+ for (i = 0; i < MAP_LENGTH; i++)
+ pModMap[i] = 0;
+ for (j = 0; j < 8; j++) {
+ int max_keypermod = modifier_mapping->max_keypermod;
+
+ for (i = 0; i < max_keypermod; i++) {
+ CARD8 keycode = modifier_mapping->modifiermap[j*max_keypermod + i];
+ if (keycode)
+ pModMap[keycode] |= 1 << j;
+ }
+ }
+ XFreeModifiermap(modifier_mapping);
+}
+
+/** Fill in the XKEYBOARD parts of the \a info structure for the
+ * specified \a pDev. */
+void dmxCommonKbdGetInfo(DevicePtr pDev, DMXLocalInitInfoPtr info)
+{
+ GETPRIVFROMPDEV;
+ GETDMXINPUTFROMPRIV;
+ char *pt;
+
+ dmxCommonSaveState(priv);
+ if (priv->xkb) {
+#define NAME(x) \
+ priv->xkb->names->x ? XGetAtomName(priv->display,priv->xkb->names->x) : NULL
+ info->names.keycodes = NAME(keycodes);
+ info->names.types = NAME(types);
+ info->names.compat = NAME(compat);
+ info->names.symbols = NAME(symbols);
+ info->names.geometry = NAME(geometry);
+ info->freenames = 1;
+#undef NAME
+ dmxLogInput(dmxInput,
+ "XKEYBOARD: keycodes = %s\n", info->names.keycodes);
+ dmxLogInput(dmxInput,
+ "XKEYBOARD: symbols = %s\n", info->names.symbols);
+ dmxLogInput(dmxInput,
+ "XKEYBOARD: geometry = %s\n", info->names.geometry);
+ if ((pt = strchr(info->names.keycodes, '+'))) *pt = '\0';
+ }
+ dmxCommonRestoreState(priv);
+}
+
+/** Turn \a pDev on (i.e., take input from \a pDev). */
+int dmxCommonKbdOn(DevicePtr pDev)
+{
+ GETPRIVFROMPDEV;
+ if (priv->be) dmxCommonSaveState(priv);
+ priv->eventMask |= DMX_KEYBOARD_EVENT_MASK;
+ XSelectInput(priv->display, priv->window, priv->eventMask);
+ if (priv->be)
+ XSetInputFocus(priv->display, priv->window, RevertToPointerRoot,
+ CurrentTime);
+ return -1;
+}
+
+/** Turn \a pDev off. */
+void dmxCommonKbdOff(DevicePtr pDev)
+{
+ GETPRIVFROMPDEV;
+ priv->eventMask &= ~DMX_KEYBOARD_EVENT_MASK;
+ XSelectInput(priv->display, priv->window, priv->eventMask);
+ dmxCommonRestoreState(priv);
+}
+
+/** Turn \a pDev on (i.e., take input from \a pDev). */
+int dmxCommonOthOn(DevicePtr pDev)
+{
+ GETPRIVFROMPDEV;
+ GETDMXINPUTFROMPRIV;
+ XEventClass event_list[DMX_MAX_XINPUT_EVENT_TYPES];
+ int event_type[DMX_MAX_XINPUT_EVENT_TYPES];
+ int count = 0;
+
+#define ADD(type) \
+ if (count < DMX_MAX_XINPUT_EVENT_TYPES) { \
+ type(priv->xi, event_type[count], event_list[count]); \
+ if (event_type[count]) { \
+ dmxMapInsert(dmxLocal, event_type[count], XI_##type); \
+ ++count; \
+ } \
+ } else { \
+ dmxLog(dmxWarning, "More than %d event types for %s\n", \
+ DMX_MAX_XINPUT_EVENT_TYPES, dmxInput->name); \
+ }
+
+ if (!(priv->xi = XOpenDevice(priv->display, dmxLocal->deviceId))) {
+ dmxLog(dmxWarning, "Cannot open %s device (id=%d) on %s\n",
+ dmxLocal->deviceName ? dmxLocal->deviceName : "(unknown)",
+ dmxLocal->deviceId, dmxInput->name);
+ return -1;
+ }
+ ADD(DeviceKeyPress);
+ ADD(DeviceKeyRelease);
+ ADD(DeviceButtonPress);
+ ADD(DeviceButtonRelease);
+ ADD(DeviceMotionNotify);
+ ADD(DeviceFocusIn);
+ ADD(DeviceFocusOut);
+ ADD(ProximityIn);
+ ADD(ProximityOut);
+ ADD(DeviceStateNotify);
+ ADD(DeviceMappingNotify);
+ ADD(ChangeDeviceNotify);
+ XSelectExtensionEvent(priv->display, priv->window, event_list, count);
+
+ return -1;
+}
+
+/** Turn \a pDev off. */
+void dmxCommonOthOff(DevicePtr pDev)
+{
+ GETPRIVFROMPDEV;
+
+ if (priv->xi) XCloseDevice(priv->display, priv->xi);
+ priv->xi = NULL;
+}
+
+/** Fill the \a info structure with information needed to initialize \a
+ * pDev. */
+void dmxCommonOthGetInfo(DevicePtr pDev, DMXLocalInitInfoPtr info)
+{
+ GETPRIVFROMPDEV;
+ GETDMXINPUTFROMPRIV;
+ XExtensionVersion *ext;
+ XDeviceInfo *devices;
+ Display *display = priv->display;
+ int num;
+ int i, j, k;
+ XextErrorHandler handler;
+
+ if (!display && !(display = XOpenDisplay(dmxInput->name)))
+ return;
+
+ /* Print out information about the XInput Extension. */
+ handler = XSetExtensionErrorHandler(dmxInputExtensionErrorHandler);
+ ext = XGetExtensionVersion(display, INAME);
+ XSetExtensionErrorHandler(handler);
+
+ if (ext && ext != (XExtensionVersion *)NoSuchExtension) {
+ XFree(ext);
+ devices = XListInputDevices(display, &num);
+ for (i = 0; i < num; i++) {
+ if (devices[i].id == (XID)dmxLocal->deviceId) {
+ XAnyClassPtr any;
+ XKeyInfoPtr ki;
+ XButtonInfoPtr bi;
+ XValuatorInfoPtr vi;
+ for (j = 0, any = devices[i].inputclassinfo;
+ j < devices[i].num_classes;
+ any = (XAnyClassPtr)((char *)any + any->length), j++) {
+ switch (any->class) {
+ case KeyClass:
+ ki = (XKeyInfoPtr)any;
+ info->keyboard = 1;
+ info->keyClass = 1;
+ info->keySyms.minKeyCode = ki->min_keycode;
+ info->keySyms.maxKeyCode = ki->max_keycode;
+ info->kbdFeedbackClass = 1;
+ break;
+ case ButtonClass:
+ bi = (XButtonInfoPtr)any;
+ info->buttonClass = 1;
+ info->numButtons = bi->num_buttons;
+ info->ptrFeedbackClass = 1;
+ break;
+ case ValuatorClass:
+ /* This assume all axes are either
+ * Absolute or Relative. */
+ vi = (XValuatorInfoPtr)any;
+ info->valuatorClass = 1;
+ if (vi->mode == Absolute)
+ info->numAbsAxes = vi->num_axes;
+ else
+ info->numRelAxes = vi->num_axes;
+ for (k = 0; k < vi->num_axes; k++) {
+ info->res[k] = vi->axes[k].resolution;
+ info->minres[k] = vi->axes[k].resolution;
+ info->maxres[k] = vi->axes[k].resolution;
+ info->minval[k] = vi->axes[k].min_value;
+ info->maxval[k] = vi->axes[k].max_value;
+ }
+ break;
+ case FeedbackClass:
+ /* Only keyboard and pointer feedback
+ * are handled at this time. */
+ break;
+ case ProximityClass:
+ info->proximityClass = 1;
+ break;
+ case FocusClass:
+ info->focusClass = 1;
+ break;
+ case OtherClass:
+ break;
+ }
+ }
+ }
+ }
+ XFreeDeviceList(devices);
+ }
+ if (display != priv->display) XCloseDisplay(display);
+}
+
+/** Obtain the mouse button mapping. */
+void dmxCommonMouGetMap(DevicePtr pDev, unsigned char *map, int *nButtons)
+{
+ GETPRIVFROMPDEV;
+ int i;
+
+ *nButtons = XGetPointerMapping(priv->display, map, DMX_MAX_BUTTONS);
+ for (i = 0; i <= *nButtons; i++) map[i] = i;
+}
+
+static void *dmxCommonXSelect(DMXScreenInfo *dmxScreen, void *closure)
+{
+ myPrivate *priv = closure;
+ XSelectInput(dmxScreen->beDisplay, dmxScreen->scrnWin, priv->eventMask);
+ return NULL;
+}
+
+static void *dmxCommonAddEnabledDevice(DMXScreenInfo *dmxScreen, void *closure)
+{
+ AddEnabledDevice(XConnectionNumber(dmxScreen->beDisplay));
+ return NULL;
+}
+
+static void *dmxCommonRemoveEnabledDevice(DMXScreenInfo *dmxScreen,
+ void *closure)
+{
+ RemoveEnabledDevice(XConnectionNumber(dmxScreen->beDisplay));
+ return NULL;
+}
+
+/** Turn \a pDev on (i.e., take input from \a pDev). */
+int dmxCommonMouOn(DevicePtr pDev)
+{
+ GETPRIVFROMPDEV;
+ GETDMXINPUTFROMPRIV;
+
+ priv->eventMask |= DMX_POINTER_EVENT_MASK;
+ if (dmxShadowFB) {
+ XWarpPointer(priv->display, priv->window, priv->window,
+ 0, 0, 0, 0,
+ priv->initPointerX,
+ priv->initPointerY);
+ dmxSync(&dmxScreens[dmxInput->scrnIdx], TRUE);
+ }
+ if (!priv->be) {
+ XSelectInput(priv->display, priv->window, priv->eventMask);
+ AddEnabledDevice(XConnectionNumber(priv->display));
+ } else {
+ dmxPropertyIterate(priv->be, dmxCommonXSelect, priv);
+ dmxPropertyIterate(priv->be, dmxCommonAddEnabledDevice, dmxInput);
+ }
+
+ return -1;
+}
+
+/** Turn \a pDev off. */
+void dmxCommonMouOff(DevicePtr pDev)
+{
+ GETPRIVFROMPDEV;
+ GETDMXINPUTFROMPRIV;
+
+ priv->eventMask &= ~DMX_POINTER_EVENT_MASK;
+ if (!priv->be) {
+ RemoveEnabledDevice(XConnectionNumber(priv->display));
+ XSelectInput(priv->display, priv->window, priv->eventMask);
+ } else {
+ dmxPropertyIterate(priv->be, dmxCommonRemoveEnabledDevice, dmxInput);
+ dmxPropertyIterate(priv->be, dmxCommonXSelect, priv);
+ }
+}
+
+/** Given the global coordinates \a x and \a y, determine the screen
+ * with the lowest number on which those coordinates lie. If they are
+ * not on any screen, return -1. The number returned is an index into
+ * \a dmxScreenInfo and is between -1 and \a dmxNumScreens - 1,
+ * inclusive. */
+int dmxFindPointerScreen(int x, int y)
+{
+ int i;
+
+ for (i = 0; i < dmxNumScreens; i++) {
+ ScreenPtr pScreen = screenInfo.screens[i];
+ if (x >= pScreen->x && x < pScreen->x + pScreen->width &&
+ y >= pScreen->y && y < pScreen->y + pScreen->height)
+ return i;
+ }
+ return -1;
+}
+
+/** Returns a pointer to the private area for the device that comes just
+ * prior to \a pDevice in the current \a dmxInput device list. This is
+ * used as the private area for the current device in some situations
+ * (e.g., when a keyboard and mouse form a pair that should share the
+ * same private area). If the requested private area cannot be located,
+ * then NULL is returned. */
+pointer dmxCommonCopyPrivate(DeviceIntPtr pDevice)
+{
+ GETDMXLOCALFROMPDEVICE;
+ DMXInputInfo *dmxInput = &dmxInputs[dmxLocal->inputIdx];
+ int i;
+
+ for (i = 0; i < dmxInput->numDevs; i++)
+ if (dmxInput->devs[i] == dmxLocal && i)
+ return dmxInput->devs[i-1]->private;
+ return NULL;
+}
+
+/** This routine saves and resets some important state for the backend
+ * and console device drivers:
+ * - the modifier map is saved and set to 0 (so DMX controls the LEDs)
+ * - the key click, bell, led, and repeat masks are saved and set to the
+ * values that DMX claims to be using
+ *
+ * This routine and #dmxCommonRestoreState are used when the pointer
+ * enters and leaves the console window, or when the backend window is
+ * active or not active (for a full-screen window, this only happens at
+ * server startup and server shutdown).
+ */
+void dmxCommonSaveState(pointer private)
+{
+ GETPRIVFROMPRIVATE;
+ XKeyboardState ks;
+ unsigned long i;
+ XModifierKeymap *modmap;
+
+ if (dmxInput->console) priv = dmxInput->devs[0]->private;
+ if (!priv->display || priv->stateSaved) return;
+ DMXDBG0("dmxCommonSaveState\n");
+ if (dmxUseXKB && (priv->xkb = XkbAllocKeyboard())) {
+ if (XkbGetIndicatorMap(priv->display, XkbAllIndicatorsMask, priv->xkb)
+ || XkbGetNames(priv->display, XkbAllNamesMask, priv->xkb)) {
+ dmxLogInput(dmxInput, "Could not get XKB information\n");
+ XkbFreeKeyboard(priv->xkb, 0, True);
+ priv->xkb = NULL;
+ } else {
+ if (priv->xkb->indicators) {
+ priv->savedIndicators = *priv->xkb->indicators;
+ for (i = 0; i < XkbNumIndicators; i++)
+ if (priv->xkb->indicators->phys_indicators & (1 << i)) {
+ priv->xkb->indicators->maps[i].flags
+ = XkbIM_NoAutomatic;
+ }
+ XkbSetIndicatorMap(priv->display, ~0, priv->xkb);
+ }
+ }
+ }
+
+ XGetKeyboardControl(priv->display, &ks);
+ priv->savedKctrl.click = ks.key_click_percent;
+ priv->savedKctrl.bell = ks.bell_percent;
+ priv->savedKctrl.bell_pitch = ks.bell_pitch;
+ priv->savedKctrl.bell_duration = ks.bell_duration;
+ priv->savedKctrl.leds = ks.led_mask;
+ priv->savedKctrl.autoRepeat = ks.global_auto_repeat;
+ for (i = 0; i < 32; i++)
+ priv->savedKctrl.autoRepeats[i] = ks.auto_repeats[i];
+
+ dmxCommonKbdSetCtrl(priv->display, &priv->savedKctrl,
+ &priv->dmxLocal->kctrl);
+
+ priv->savedModMap = XGetModifierMapping(priv->display);
+
+ modmap = XNewModifiermap(0);
+ XSetModifierMapping(priv->display, modmap);
+ if (dmxInput->scrnIdx != -1)
+ dmxSync(&dmxScreens[dmxInput->scrnIdx], TRUE);
+ XFreeModifiermap(modmap);
+
+ priv->stateSaved = 1;
+}
+
+/** This routine restores all the information saved by #dmxCommonSaveState. */
+void dmxCommonRestoreState(pointer private)
+{
+ GETPRIVFROMPRIVATE;
+ int retcode = -1;
+ CARD32 start;
+
+ if (dmxInput->console)
+ priv = dmxInput->devs[0]->private;
+ if (!priv->stateSaved)
+ return;
+ priv->stateSaved = 0;
+
+ DMXDBG0("dmxCommonRestoreState\n");
+ if (priv->xkb) {
+ *priv->xkb->indicators = priv->savedIndicators;
+ XkbSetIndicatorMap(priv->display, ~0, priv->xkb);
+ XkbFreeKeyboard(priv->xkb, 0, True);
+ priv->xkb = 0;
+ }
+
+ for (start = GetTimeInMillis(); GetTimeInMillis() - start < 5000;) {
+ CARD32 tmp;
+
+ retcode = XSetModifierMapping(priv->display, priv->savedModMap);
+ if (retcode == MappingSuccess)
+ break;
+ if (retcode == MappingBusy)
+ dmxLogInput(dmxInput, "Keyboard busy, waiting\n");
+ else
+ dmxLogInput(dmxInput, "Keyboard error, waiting\n");
+
+ /* Don't generate X11 protocol for a bit */
+ for (tmp = GetTimeInMillis(); GetTimeInMillis() - tmp < 250;) {
+ usleep(250); /* This ends up sleeping only until
+ * the next key press generates an
+ * interruption. We make the delay
+ * relatively short in case the user
+ * pressed they keys quickly. */
+ }
+
+ }
+ if (retcode != MappingSuccess)
+ dmxLog(dmxWarning, "Unable to restore keyboard modifier state!\n");
+
+ XFreeModifiermap(priv->savedModMap);
+ priv->savedModMap = NULL;
+
+ dmxCommonKbdSetCtrl(priv->display, NULL, &priv->savedKctrl);
+ priv->kctrlset = 0; /* Invalidate copy */
+}
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