From b0be6a88c8fecdf15176f642c0799bff99930e0d Mon Sep 17 00:00:00 2001 From: marha Date: Fri, 21 Jan 2011 08:10:52 +0000 Subject: xserver mesa xkbcomp libxcb git update 21 jan 2011 --- xorg-server/Xi/exevents.c | 4353 ++++++++++++++++++++-------------------- xorg-server/Xi/extinit.c | 2617 ++++++++++++------------ xorg-server/Xi/xiwarppointer.c | 2 + 3 files changed, 3488 insertions(+), 3484 deletions(-) (limited to 'xorg-server/Xi') diff --git a/xorg-server/Xi/exevents.c b/xorg-server/Xi/exevents.c index 40e03337d..327873e29 100644 --- a/xorg-server/Xi/exevents.c +++ b/xorg-server/Xi/exevents.c @@ -1,2176 +1,2177 @@ -/************************************************************ - -Copyright 1989, 1998 The Open Group - -Permission to use, copy, modify, distribute, and sell this software and its -documentation for any purpose is hereby granted without fee, provided that -the above copyright notice appear in all copies and that both that -copyright notice and this permission notice appear in supporting -documentation. - -The above copyright notice and this permission notice 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 NONINFRINGEMENT. IN NO EVENT SHALL THE -OPEN GROUP 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. - -Except as contained in this notice, the name of The Open Group shall not be -used in advertising or otherwise to promote the sale, use or other dealings -in this Software without prior written authorization from The Open Group. - -Copyright 1989 by Hewlett-Packard Company, Palo Alto, California. - - All Rights Reserved - -Permission to use, copy, modify, and distribute this software and its -documentation for any purpose and without fee is hereby granted, -provided that the above copyright notice appear in all copies and that -both that copyright notice and this permission notice appear in -supporting documentation, and that the name of Hewlett-Packard not be -used in advertising or publicity pertaining to distribution of the -software without specific, written prior permission. - -HEWLETT-PACKARD DISCLAIMS ALL WARRANTIES WITH REGARD TO THIS SOFTWARE, INCLUDING -ALL IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS, IN NO EVENT SHALL -HEWLETT-PACKARD BE LIABLE FOR ANY SPECIAL, INDIRECT OR CONSEQUENTIAL DAMAGES OR -ANY DAMAGES WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, -WHETHER IN AN ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, -ARISING OUT OF OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS -SOFTWARE. - -********************************************************/ - -/******************************************************************** - * - * Routines to register and initialize extension input devices. - * This also contains ProcessOtherEvent, the routine called from DDX - * to route extension events. - * - */ - -#ifdef HAVE_DIX_CONFIG_H -#include -#endif - -#include "inputstr.h" -#include -#include -#include -#include -#include -#include -#include "windowstr.h" -#include "miscstruct.h" -#include "region.h" -#include "exevents.h" -#include "extnsionst.h" -#include "exglobals.h" -#include "dixevents.h" /* DeliverFocusedEvent */ -#include "dixgrabs.h" /* CreateGrab() */ -#include "scrnintstr.h" -#include "listdev.h" /* for CopySwapXXXClass */ -#include "xace.h" -#include "xiquerydevice.h" /* For List*Info */ -#include "eventconvert.h" -#include "eventstr.h" - -#include -#include "xkbsrv.h" - -#define WID(w) ((w) ? ((w)->drawable.id) : 0) -#define AllModifiersMask ( \ - ShiftMask | LockMask | ControlMask | Mod1Mask | Mod2Mask | \ - Mod3Mask | Mod4Mask | Mod5Mask ) -#define AllButtonsMask ( \ - Button1Mask | Button2Mask | Button3Mask | Button4Mask | Button5Mask ) - -Bool ShouldFreeInputMasks(WindowPtr /* pWin */ , - Bool /* ignoreSelectedEvents */ - ); -static Bool MakeInputMasks(WindowPtr /* pWin */ - ); - -/* - * Only let the given client know of core events which will affect its - * interpretation of input events, if the client's ClientPointer (or the - * paired keyboard) is the current device. - */ -int -XIShouldNotify(ClientPtr client, DeviceIntPtr dev) -{ - DeviceIntPtr current_ptr = PickPointer(client); - DeviceIntPtr current_kbd = GetPairedDevice(current_ptr); - - if (dev == current_kbd || dev == current_ptr) - return 1; - - return 0; -} - -Bool -IsPointerEvent(InternalEvent* event) -{ - switch(event->any.type) - { - case ET_ButtonPress: - case ET_ButtonRelease: - case ET_Motion: - /* XXX: enter/leave ?? */ - return TRUE; - default: - break; - } - return FALSE; -} - -/** - * @return the device matching the deviceid of the device set in the event, or - * NULL if the event is not an XInput event. - */ -DeviceIntPtr -XIGetDevice(xEvent* xE) -{ - DeviceIntPtr pDev = NULL; - - if (xE->u.u.type == DeviceButtonPress || - xE->u.u.type == DeviceButtonRelease || - xE->u.u.type == DeviceMotionNotify || - xE->u.u.type == ProximityIn || - xE->u.u.type == ProximityOut || - xE->u.u.type == DevicePropertyNotify) - { - int rc; - int id; - - id = ((deviceKeyButtonPointer*)xE)->deviceid & ~MORE_EVENTS; - - rc = dixLookupDevice(&pDev, id, serverClient, DixUnknownAccess); - if (rc != Success) - ErrorF("[dix] XIGetDevice failed on XACE restrictions (%d)\n", rc); - } - return pDev; -} - - -/** - * Copy the device->key into master->key and send a mapping notify to the - * clients if appropriate. - * master->key needs to be allocated by the caller. - * - * Device is the slave device. If it is attached to a master device, we may - * need to send a mapping notify to the client because it causes the MD - * to change state. - * - * Mapping notify needs to be sent in the following cases: - * - different slave device on same master - * - different master - * - * XXX: They way how the code is we also send a map notify if the slave device - * stays the same, but the master changes. This isn't really necessary though. - * - * XXX: this gives you funny behaviour with the ClientPointer. When a - * MappingNotify is sent to the client, the client usually responds with a - * GetKeyboardMapping. This will retrieve the ClientPointer's keyboard - * mapping, regardless of which keyboard sent the last mapping notify request. - * So depending on the CP setting, your keyboard may change layout in each - * app... - * - * This code is basically the old SwitchCoreKeyboard. - */ - -void -CopyKeyClass(DeviceIntPtr device, DeviceIntPtr master) -{ - KeyClassPtr mk = master->key; - - if (device == master) - return; - - mk->sourceid = device->id; - - - if (!XkbCopyDeviceKeymap(master, device)) - FatalError("Couldn't pivot keymap from device to core!\n"); -} - -/** - * Copies the feedback classes from device "from" into device "to". Classes - * are duplicated (not just flipping the pointers). All feedback classes are - * linked lists, the full list is duplicated. - */ -static void -DeepCopyFeedbackClasses(DeviceIntPtr from, DeviceIntPtr to) -{ - ClassesPtr classes; - - - if (from->intfeed) - { - IntegerFeedbackPtr *i, it; - - if (!to->intfeed) - { - classes = to->unused_classes; - to->intfeed = classes->intfeed; - classes->intfeed = NULL; - } - - i = &to->intfeed; - for (it = from->intfeed; it; it = it->next) - { - if (!(*i)) - { - *i = calloc(1, sizeof(IntegerFeedbackClassRec)); - if (!(*i)) - { - ErrorF("[Xi] Cannot alloc memory for class copy."); - return; - } - } - (*i)->CtrlProc = it->CtrlProc; - (*i)->ctrl = it->ctrl; - - i = &(*i)->next; - } - } else if (to->intfeed && !from->intfeed) - { - ClassesPtr classes; - classes = to->unused_classes; - classes->intfeed = to->intfeed; - to->intfeed = NULL; - } - - if (from->stringfeed) - { - StringFeedbackPtr *s, it; - - if (!to->stringfeed) - { - classes = to->unused_classes; - to->stringfeed = classes->stringfeed; - classes->stringfeed = NULL; - } - - s = &to->stringfeed; - for (it = from->stringfeed; it; it = it->next) - { - if (!(*s)) - { - *s = calloc(1, sizeof(StringFeedbackClassRec)); - if (!(*s)) - { - ErrorF("[Xi] Cannot alloc memory for class copy."); - return; - } - } - (*s)->CtrlProc = it->CtrlProc; - (*s)->ctrl = it->ctrl; - - s = &(*s)->next; - } - } else if (to->stringfeed && !from->stringfeed) - { - ClassesPtr classes; - classes = to->unused_classes; - classes->stringfeed = to->stringfeed; - to->stringfeed = NULL; - } - - if (from->bell) - { - BellFeedbackPtr *b, it; - - if (!to->bell) - { - classes = to->unused_classes; - to->bell = classes->bell; - classes->bell = NULL; - } - - b = &to->bell; - for (it = from->bell; it; it = it->next) - { - if (!(*b)) - { - *b = calloc(1, sizeof(BellFeedbackClassRec)); - if (!(*b)) - { - ErrorF("[Xi] Cannot alloc memory for class copy."); - return; - } - } - (*b)->BellProc = it->BellProc; - (*b)->CtrlProc = it->CtrlProc; - (*b)->ctrl = it->ctrl; - - b = &(*b)->next; - } - } else if (to->bell && !from->bell) - { - ClassesPtr classes; - classes = to->unused_classes; - classes->bell = to->bell; - to->bell = NULL; - } - - if (from->leds) - { - LedFeedbackPtr *l, it; - - if (!to->leds) - { - classes = to->unused_classes; - to->leds = classes->leds; - classes->leds = NULL; - } - - l = &to->leds; - for (it = from->leds; it; it = it->next) - { - if (!(*l)) - { - *l = calloc(1, sizeof(LedFeedbackClassRec)); - if (!(*l)) - { - ErrorF("[Xi] Cannot alloc memory for class copy."); - return; - } - } - (*l)->CtrlProc = it->CtrlProc; - (*l)->ctrl = it->ctrl; - if ((*l)->xkb_sli) - XkbFreeSrvLedInfo((*l)->xkb_sli); - (*l)->xkb_sli = XkbCopySrvLedInfo(from, it->xkb_sli, NULL, *l); - - l = &(*l)->next; - } - } else if (to->leds && !from->leds) - { - ClassesPtr classes; - classes = to->unused_classes; - classes->leds = to->leds; - to->leds = NULL; - } -} - -static void -DeepCopyKeyboardClasses(DeviceIntPtr from, DeviceIntPtr to) -{ - ClassesPtr classes; - - /* XkbInitDevice (->XkbInitIndicatorMap->XkbFindSrvLedInfo) relies on the - * kbdfeed to be set up properly, so let's do the feedback classes first. - */ - if (from->kbdfeed) - { - KbdFeedbackPtr *k, it; - - if (!to->kbdfeed) - { - classes = to->unused_classes; - - to->kbdfeed = classes->kbdfeed; - if (!to->kbdfeed) - InitKeyboardDeviceStruct(to, NULL, NULL, NULL); - classes->kbdfeed = NULL; - } - - k = &to->kbdfeed; - for(it = from->kbdfeed; it; it = it->next) - { - if (!(*k)) - { - *k = calloc(1, sizeof(KbdFeedbackClassRec)); - if (!*k) - { - ErrorF("[Xi] Cannot alloc memory for class copy."); - return; - } - } - (*k)->BellProc = it->BellProc; - (*k)->CtrlProc = it->CtrlProc; - (*k)->ctrl = it->ctrl; - if ((*k)->xkb_sli) - XkbFreeSrvLedInfo((*k)->xkb_sli); - (*k)->xkb_sli = XkbCopySrvLedInfo(from, it->xkb_sli, *k, NULL); - - k = &(*k)->next; - } - } else if (to->kbdfeed && !from->kbdfeed) - { - ClassesPtr classes; - classes = to->unused_classes; - classes->kbdfeed = to->kbdfeed; - to->kbdfeed = NULL; - } - - if (from->key) - { - if (!to->key) - { - classes = to->unused_classes; - to->key = classes->key; - if (!to->key) - InitKeyboardDeviceStruct(to, NULL, NULL, NULL); - else - classes->key = NULL; - } - - CopyKeyClass(from, to); - } else if (to->key && !from->key) - { - ClassesPtr classes; - classes = to->unused_classes; - classes->key = to->key; - to->key = NULL; - } - - /* If a SrvLedInfoPtr's flags are XkbSLI_IsDefault, the names and maps - * pointer point into the xkbInfo->desc struct. XkbCopySrvLedInfo - * didn't update the pointers so we need to do it manually here. - */ - if (to->kbdfeed) - { - KbdFeedbackPtr k; - - for (k = to->kbdfeed; k; k = k->next) - { - if (!k->xkb_sli) - continue; - if (k->xkb_sli->flags & XkbSLI_IsDefault) - { - k->xkb_sli->names = to->key->xkbInfo->desc->names->indicators; - k->xkb_sli->maps = to->key->xkbInfo->desc->indicators->maps; - } - } - } - - /* We can't just copy over the focus class. When an app sets the focus, - * it'll do so on the master device. Copying the SDs focus means losing - * the focus. - * So we only copy the focus class if the device didn't have one, - * otherwise we leave it as it is. - */ - if (from->focus) - { - if (!to->focus) - { - WindowPtr *oldTrace; - - classes = to->unused_classes; - to->focus = classes->focus; - if (!to->focus) - { - to->focus = calloc(1, sizeof(FocusClassRec)); - if (!to->focus) - FatalError("[Xi] no memory for class shift.\n"); - } else - classes->focus = NULL; - - oldTrace = to->focus->trace; - memcpy(to->focus, from->focus, sizeof(FocusClassRec)); - to->focus->trace = realloc(oldTrace, - to->focus->traceSize * sizeof(WindowPtr)); - if (!to->focus->trace && to->focus->traceSize) - FatalError("[Xi] no memory for trace.\n"); - memcpy(to->focus->trace, from->focus->trace, - from->focus->traceSize * sizeof(WindowPtr)); - to->focus->sourceid = from->id; - } - } else if (to->focus) - { - ClassesPtr classes; - classes = to->unused_classes; - classes->focus = to->focus; - to->focus = NULL; - } - -} - -static void -DeepCopyPointerClasses(DeviceIntPtr from, DeviceIntPtr to) -{ - ClassesPtr classes; - - /* Feedback classes must be copied first */ - if (from->ptrfeed) - { - PtrFeedbackPtr *p, it; - if (!to->ptrfeed) - { - classes = to->unused_classes; - to->ptrfeed = classes->ptrfeed; - classes->ptrfeed = NULL; - } - - p = &to->ptrfeed; - for (it = from->ptrfeed; it; it = it->next) - { - if (!(*p)) - { - *p = calloc(1, sizeof(PtrFeedbackClassRec)); - if (!*p) - { - ErrorF("[Xi] Cannot alloc memory for class copy."); - return; - } - } - (*p)->CtrlProc = it->CtrlProc; - (*p)->ctrl = it->ctrl; - - p = &(*p)->next; - } - } else if (to->ptrfeed && !from->ptrfeed) - { - ClassesPtr classes; - classes = to->unused_classes; - classes->ptrfeed = to->ptrfeed; - to->ptrfeed = NULL; - } - - if (from->valuator) - { - ValuatorClassPtr v; - if (!to->valuator) - { - classes = to->unused_classes; - to->valuator = classes->valuator; - if (to->valuator) - classes->valuator = NULL; - } - - to->valuator = realloc(to->valuator, sizeof(ValuatorClassRec) + - from->valuator->numAxes * sizeof(AxisInfo) + - from->valuator->numAxes * sizeof(double)); - v = to->valuator; - if (!v) - FatalError("[Xi] no memory for class shift.\n"); - - v->numAxes = from->valuator->numAxes; - v->axes = (AxisInfoPtr)&v[1]; - memcpy(v->axes, from->valuator->axes, v->numAxes * sizeof(AxisInfo)); - - v->axisVal = (double*)(v->axes + from->valuator->numAxes); - v->sourceid = from->id; - } else if (to->valuator && !from->valuator) - { - ClassesPtr classes; - classes = to->unused_classes; - classes->valuator = to->valuator; - to->valuator = NULL; - } - - if (from->button) - { - if (!to->button) - { - classes = to->unused_classes; - to->button = classes->button; - if (!to->button) - { - to->button = calloc(1, sizeof(ButtonClassRec)); - if (!to->button) - FatalError("[Xi] no memory for class shift.\n"); - } else - classes->button = NULL; - } - - if (from->button->xkb_acts) - { - if (!to->button->xkb_acts) - { - to->button->xkb_acts = calloc(1, sizeof(XkbAction)); - if (!to->button->xkb_acts) - FatalError("[Xi] not enough memory for xkb_acts.\n"); - } - memcpy(to->button->xkb_acts, from->button->xkb_acts, - sizeof(XkbAction)); - } else - free(to->button->xkb_acts); - - memcpy(to->button->labels, from->button->labels, - from->button->numButtons * sizeof(Atom)); - to->button->sourceid = from->id; - } else if (to->button && !from->button) - { - ClassesPtr classes; - classes = to->unused_classes; - classes->button = to->button; - to->button = NULL; - } - - if (from->proximity) - { - if (!to->proximity) - { - classes = to->unused_classes; - to->proximity = classes->proximity; - if (!to->proximity) - { - to->proximity = calloc(1, sizeof(ProximityClassRec)); - if (!to->proximity) - FatalError("[Xi] no memory for class shift.\n"); - } else - classes->proximity = NULL; - } - memcpy(to->proximity, from->proximity, sizeof(ProximityClassRec)); - to->proximity->sourceid = from->id; - } else if (to->proximity) - { - ClassesPtr classes; - classes = to->unused_classes; - classes->proximity = to->proximity; - to->proximity = NULL; - } - - if (from->absolute) - { - if (!to->absolute) - { - classes = to->unused_classes; - to->absolute = classes->absolute; - if (!to->absolute) - { - to->absolute = calloc(1, sizeof(AbsoluteClassRec)); - if (!to->absolute) - FatalError("[Xi] no memory for class shift.\n"); - } else - classes->absolute = NULL; - } - memcpy(to->absolute, from->absolute, sizeof(AbsoluteClassRec)); - to->absolute->sourceid = from->id; - } else if (to->absolute) - { - ClassesPtr classes; - classes = to->unused_classes; - classes->absolute = to->absolute; - to->absolute = NULL; - } -} - -/** - * Copies the CONTENT of the classes of device from into the classes in device - * to. From and to are identical after finishing. - * - * If to does not have classes from currenly has, the classes are stored in - * to's devPrivates system. Later, we recover it again from there if needed. - * Saves a few memory allocations. - */ -void -DeepCopyDeviceClasses(DeviceIntPtr from, DeviceIntPtr to, DeviceChangedEvent *dce) -{ - /* generic feedback classes, not tied to pointer and/or keyboard */ - DeepCopyFeedbackClasses(from, to); - - if ((dce->flags & DEVCHANGE_KEYBOARD_EVENT)) - DeepCopyKeyboardClasses(from, to); - if ((dce->flags & DEVCHANGE_POINTER_EVENT)) - DeepCopyPointerClasses(from, to); -} - - -/** - * Send an XI2 DeviceChangedEvent to all interested clients. - */ -void -XISendDeviceChangedEvent(DeviceIntPtr device, DeviceIntPtr master, DeviceChangedEvent *dce) -{ - xXIDeviceChangedEvent *dcce; - int rc; - - rc = EventToXI2((InternalEvent*)dce, (xEvent**)&dcce); - if (rc != Success) - { - ErrorF("[Xi] event conversion from DCE failed with code %d\n", rc); - return; - } - - /* we don't actually swap if there's a NullClient, swapping is done - * later when event is delivered. */ - SendEventToAllWindows(master, XI_DeviceChangedMask, (xEvent*)dcce, 1); - free(dcce); -} - -static void -ChangeMasterDeviceClasses(DeviceIntPtr device, DeviceChangedEvent *dce) -{ - DeviceIntPtr slave; - int rc; - - /* For now, we don't have devices that change physically. */ - if (!IsMaster(device)) - return; - - rc = dixLookupDevice(&slave, dce->sourceid, serverClient, DixReadAccess); - - if (rc != Success) - return; /* Device has disappeared */ - - if (!slave->u.master) - return; /* set floating since the event */ - - if (slave->u.master->id != dce->masterid) - return; /* not our slave anymore, don't care */ - - /* FIXME: we probably need to send a DCE for the new slave now */ - - device->public.devicePrivate = slave->public.devicePrivate; - - /* FIXME: the classes may have changed since we generated the event. */ - DeepCopyDeviceClasses(slave, device, dce); - XISendDeviceChangedEvent(slave, device, dce); -} - -/** - * Update the device state according to the data in the event. - * - * return values are - * DEFAULT ... process as normal - * DONT_PROCESS ... return immediately from caller - */ -#define DEFAULT 0 -#define DONT_PROCESS 1 -int -UpdateDeviceState(DeviceIntPtr device, DeviceEvent* event) -{ - int i; - int key = 0, - bit = 0, - last_valuator; - - KeyClassPtr k = NULL; - ButtonClassPtr b = NULL; - ValuatorClassPtr v = NULL; - - /* This event is always the first we get, before the actual events with - * the data. However, the way how the DDX is set up, "device" will - * actually be the slave device that caused the event. - */ - switch(event->type) - { - case ET_DeviceChanged: - ChangeMasterDeviceClasses(device, (DeviceChangedEvent*)event); - return DONT_PROCESS; /* event has been sent already */ - case ET_Motion: - case ET_ButtonPress: - case ET_ButtonRelease: - case ET_KeyPress: - case ET_KeyRelease: - case ET_ProximityIn: - case ET_ProximityOut: - break; - default: - /* other events don't update the device */ - return DEFAULT; - } - - k = device->key; - v = device->valuator; - b = device->button; - - key = event->detail.key; - bit = 1 << (key & 7); - - /* Update device axis */ - /* Check valuators first */ - last_valuator = -1; - for (i = 0; i < MAX_VALUATORS; i++) - { - if (BitIsOn(&event->valuators.mask, i)) - { - if (!v) - { - ErrorF("[Xi] Valuators reported for non-valuator device '%s'. " - "Ignoring event.\n", device->name); - return DONT_PROCESS; - } else if (v->numAxes < i) - { - ErrorF("[Xi] Too many valuators reported for device '%s'. " - "Ignoring event.\n", device->name); - return DONT_PROCESS; - } - last_valuator = i; - } - } - - for (i = 0; i <= last_valuator && i < v->numAxes; i++) - { - if (BitIsOn(&event->valuators.mask, i)) - { - /* XXX: Relative/Absolute mode */ - v->axisVal[i] = event->valuators.data[i]; - v->axisVal[i] += (event->valuators.data_frac[i] * 1.0f / (1 << 16) / (1 << 16)); - } - } - - if (event->type == ET_KeyPress) { - if (!k) - return DONT_PROCESS; - - /* don't allow ddx to generate multiple downs, but repeats are okay */ - if (key_is_down(device, key, KEY_PROCESSED) && !event->key_repeat) - return DONT_PROCESS; - - if (device->valuator) - device->valuator->motionHintWindow = NullWindow; - set_key_down(device, key, KEY_PROCESSED); - } else if (event->type == ET_KeyRelease) { - if (!k) - return DONT_PROCESS; - - if (!key_is_down(device, key, KEY_PROCESSED)) /* guard against duplicates */ - return DONT_PROCESS; - if (device->valuator) - device->valuator->motionHintWindow = NullWindow; - set_key_up(device, key, KEY_PROCESSED); - } else if (event->type == ET_ButtonPress) { - Mask mask; - if (!b) - return DONT_PROCESS; - - if (button_is_down(device, key, BUTTON_PROCESSED)) - return DONT_PROCESS; - - set_button_down(device, key, BUTTON_PROCESSED); - if (device->valuator) - device->valuator->motionHintWindow = NullWindow; - if (!b->map[key]) - return DONT_PROCESS; - b->buttonsDown++; - b->motionMask = DeviceButtonMotionMask; - if (b->map[key] <= 5) - b->state |= (Button1Mask >> 1) << b->map[key]; - - /* Add state and motionMask to the filter for this event */ - mask = DevicePointerMotionMask | b->state | b->motionMask; - SetMaskForEvent(device->id, mask, DeviceMotionNotify); - mask = PointerMotionMask | b->state | b->motionMask; - SetMaskForEvent(device->id, mask, MotionNotify); - } else if (event->type == ET_ButtonRelease) { - Mask mask; - if (!b) - return DONT_PROCESS; - - if (!button_is_down(device, key, BUTTON_PROCESSED)) - return DONT_PROCESS; - if (IsMaster(device)) { - DeviceIntPtr sd; - - /* - * Leave the button down if any slave has the - * button still down. Note that this depends on the - * event being delivered through the slave first - */ - for (sd = inputInfo.devices; sd; sd = sd->next) { - if (IsMaster(sd) || sd->u.master != device) - continue; - if (!sd->button) - continue; - for (i = 1; i <= sd->button->numButtons; i++) - if (sd->button->map[i] == key && - button_is_down(sd, i, BUTTON_PROCESSED)) - return DONT_PROCESS; - } - } - set_button_up(device, key, BUTTON_PROCESSED); - if (device->valuator) - device->valuator->motionHintWindow = NullWindow; - if (!b->map[key]) - return DONT_PROCESS; - if (b->buttonsDown >= 1 && !--b->buttonsDown) - b->motionMask = 0; - if (b->map[key] <= 5) - b->state &= ~((Button1Mask >> 1) << b->map[key]); - - /* Add state and motionMask to the filter for this event */ - mask = DevicePointerMotionMask | b->state | b->motionMask; - SetMaskForEvent(device->id, mask, DeviceMotionNotify); - mask = PointerMotionMask | b->state | b->motionMask; - SetMaskForEvent(device->id, mask, MotionNotify); - } else if (event->type == ET_ProximityIn) - device->proximity->in_proximity = TRUE; - else if (event->type == ET_ProximityOut) - device->proximity->in_proximity = FALSE; - - return DEFAULT; -} - -static void -ProcessRawEvent(RawDeviceEvent *ev, DeviceIntPtr device) -{ - GrabPtr grab = device->deviceGrab.grab; - - if (grab) - DeliverGrabbedEvent((InternalEvent*)ev, device, FALSE); - else { /* deliver to all root windows */ - xEvent *xi; - int i; - - i = EventToXI2((InternalEvent*)ev, (xEvent**)&xi); - if (i != Success) - { - ErrorF("[Xi] %s: XI2 conversion failed in ProcessRawEvent (%d)\n", - device->name, i); - return; - } - - for (i = 0; i < screenInfo.numScreens; i++) - DeliverEventsToWindow(device, screenInfo.screens[i]->root, xi, 1, - GetEventFilter(device, xi), NULL); - free(xi); - } -} - -/** - * Main device event processing function. - * Called from when processing the events from the event queue. - * - */ -void -ProcessOtherEvent(InternalEvent *ev, DeviceIntPtr device) -{ - GrabPtr grab; - Bool deactivateDeviceGrab = FALSE; - int key = 0, rootX, rootY; - ButtonClassPtr b; - KeyClassPtr k; - ValuatorClassPtr v; - int ret = 0; - int state, i; - DeviceIntPtr mouse = NULL, kbd = NULL; - DeviceEvent *event = &ev->device_event; - - CHECKEVENT(ev); - - if (ev->any.type == ET_RawKeyPress || - ev->any.type == ET_RawKeyRelease || - ev->any.type == ET_RawButtonPress || - ev->any.type == ET_RawButtonRelease || - ev->any.type == ET_RawMotion) - { - ProcessRawEvent(&ev->raw_event, device); - return; - } - - if (IsPointerDevice(device)) - { - kbd = GetPairedDevice(device); - mouse = device; - if (!kbd->key) /* can happen with floating SDs */ - kbd = NULL; - } else - { - mouse = GetPairedDevice(device); - kbd = device; - if (!mouse->valuator || !mouse->button) /* may be float. SDs */ - mouse = NULL; - } - - /* State needs to be assembled BEFORE the device is updated. */ - state = (kbd && kbd->key) ? XkbStateFieldFromRec(&kbd->key->xkbInfo->state) : 0; - state |= (mouse && mouse->button) ? (mouse->button->state) : 0; - - for (i = 0; mouse && mouse->button && i < mouse->button->numButtons; i++) - if (BitIsOn(mouse->button->down, i)) - SetBit(event->buttons, i); - - if (kbd && kbd->key) - { - XkbStatePtr state; - /* we need the state before the event happens */ - if (event->type == ET_KeyPress || event->type == ET_KeyRelease) - state = &kbd->key->xkbInfo->prev_state; - else - state = &kbd->key->xkbInfo->state; - - event->mods.base = state->base_mods; - event->mods.latched = state->latched_mods; - event->mods.locked = state->locked_mods; - event->mods.effective = state->mods; - - event->group.base = state->base_group; - event->group.latched = state->latched_group; - event->group.locked = state->locked_group; - event->group.effective = state->group; - } - - ret = UpdateDeviceState(device, event); - if (ret == DONT_PROCESS) - return; - - v = device->valuator; - b = device->button; - k = device->key; - - if (IsMaster(device) || !device->u.master) - CheckMotion(event, device); - - switch (event->type) - { - case ET_Motion: - case ET_ButtonPress: - case ET_ButtonRelease: - case ET_KeyPress: - case ET_KeyRelease: - case ET_ProximityIn: - case ET_ProximityOut: - GetSpritePosition(device, &rootX, &rootY); - event->root_x = rootX; - event->root_y = rootY; - NoticeEventTime((InternalEvent*)event); - event->corestate = state; - key = event->detail.key; - break; - default: - break; - } - - if (DeviceEventCallback && !syncEvents.playingEvents) { - DeviceEventInfoRec eventinfo; - SpritePtr pSprite = device->spriteInfo->sprite; - - /* see comment in EnqueueEvents regarding the next three lines */ - if (ev->any.type == ET_Motion) - ev->device_event.root = pSprite->hotPhys.pScreen->root->drawable.id; - - eventinfo.device = device; - eventinfo.event = ev; - CallCallbacks(&DeviceEventCallback, (pointer) & eventinfo); - } - - grab = device->deviceGrab.grab; - - switch(event->type) - { - case ET_KeyPress: - if (!grab && CheckDeviceGrabs(device, event, 0)) { - device->deviceGrab.activatingKey = key; - return; - } - break; - case ET_KeyRelease: - if (grab && device->deviceGrab.fromPassiveGrab && - (key == device->deviceGrab.activatingKey) && - (device->deviceGrab.grab->type == KeyPress || - device->deviceGrab.grab->type == DeviceKeyPress || - device->deviceGrab.grab->type == XI_KeyPress)) - deactivateDeviceGrab = TRUE; - break; - case ET_ButtonPress: - event->detail.button = b->map[key]; - if (!event->detail.button) { /* there's no button 0 */ - event->detail.button = key; - return; - } - if (!grab && CheckDeviceGrabs(device, event, 0)) - { - /* if a passive grab was activated, the event has been sent - * already */ - return; - } - break; - case ET_ButtonRelease: - event->detail.button = b->map[key]; - if (!event->detail.button) { /* there's no button 0 */ - event->detail.button = key; - return; - } - if (grab && !b->buttonsDown && - device->deviceGrab.fromPassiveGrab && - (device->deviceGrab.grab->type == ButtonPress || - device->deviceGrab.grab->type == DeviceButtonPress || - device->deviceGrab.grab->type == XI_ButtonPress)) - deactivateDeviceGrab = TRUE; - default: - break; - } - - - if (grab) - DeliverGrabbedEvent((InternalEvent*)event, device, deactivateDeviceGrab); - else if (device->focus && !IsPointerEvent((InternalEvent*)ev)) - DeliverFocusedEvent(device, (InternalEvent*)event, - GetSpriteWindow(device)); - else - DeliverDeviceEvents(GetSpriteWindow(device), (InternalEvent*)event, - NullGrab, NullWindow, device); - - if (deactivateDeviceGrab == TRUE) - (*device->deviceGrab.DeactivateGrab) (device); - event->detail.key = key; -} - -int -InitProximityClassDeviceStruct(DeviceIntPtr dev) -{ - ProximityClassPtr proxc; - - proxc = (ProximityClassPtr) malloc(sizeof(ProximityClassRec)); - if (!proxc) - return FALSE; - proxc->sourceid = dev->id; - proxc->in_proximity = TRUE; - dev->proximity = proxc; - return TRUE; -} - -/** - * Initialise the device's valuators. The memory must already be allocated, - * this function merely inits the matching axis (specified through axnum) to - * sane values. - * - * It is a condition that (minval < maxval). - * - * @see InitValuatorClassDeviceStruct - */ -void -InitValuatorAxisStruct(DeviceIntPtr dev, int axnum, Atom label, int minval, int maxval, - int resolution, int min_res, int max_res, int mode) -{ - AxisInfoPtr ax; - - if (!dev || !dev->valuator || minval > maxval) - return; - if (axnum >= dev->valuator->numAxes) - return; - - ax = dev->valuator->axes + axnum; - - ax->min_value = minval; - ax->max_value = maxval; - ax->resolution = resolution; - ax->min_resolution = min_res; - ax->max_resolution = max_res; - ax->label = label; - ax->mode = mode; - - if (mode & OutOfProximity) - dev->proximity->in_proximity = FALSE; -} - -static void -FixDeviceStateNotify(DeviceIntPtr dev, deviceStateNotify * ev, KeyClassPtr k, - ButtonClassPtr b, ValuatorClassPtr v, int first) -{ - ev->type = DeviceStateNotify; - ev->deviceid = dev->id; - ev->time = currentTime.milliseconds; - ev->classes_reported = 0; - ev->num_keys = 0; - ev->num_buttons = 0; - ev->num_valuators = 0; - - if (b) { - ev->classes_reported |= (1 << ButtonClass); - ev->num_buttons = b->numButtons; - memcpy((char*)ev->buttons, (char*)b->down, 4); - } else if (k) { - ev->classes_reported |= (1 << KeyClass); - ev->num_keys = k->xkbInfo->desc->max_key_code - - k->xkbInfo->desc->min_key_code; - memmove((char *)&ev->keys[0], (char *)k->down, 4); - } - if (v) { - int nval = v->numAxes - first; - - ev->classes_reported |= (1 << ValuatorClass); - ev->classes_reported |= valuator_get_mode(dev, 0) << ModeBitsShift; - ev->num_valuators = nval < 3 ? nval : 3; - switch (ev->num_valuators) { - case 3: - ev->valuator2 = v->axisVal[first + 2]; - case 2: - ev->valuator1 = v->axisVal[first + 1]; - case 1: - ev->valuator0 = v->axisVal[first]; - break; - } - } -} - -static void -FixDeviceValuator(DeviceIntPtr dev, deviceValuator * ev, ValuatorClassPtr v, - int first) -{ - int nval = v->numAxes - first; - - ev->type = DeviceValuator; - ev->deviceid = dev->id; - ev->num_valuators = nval < 3 ? nval : 3; - ev->first_valuator = first; - switch (ev->num_valuators) { - case 3: - ev->valuator2 = v->axisVal[first + 2]; - case 2: - ev->valuator1 = v->axisVal[first + 1]; - case 1: - ev->valuator0 = v->axisVal[first]; - break; - } - first += ev->num_valuators; -} - -void -DeviceFocusEvent(DeviceIntPtr dev, int type, int mode, int detail, - WindowPtr pWin) -{ - deviceFocus event; - xXIFocusInEvent *xi2event; - DeviceIntPtr mouse; - int btlen, len, i; - - mouse = (IsMaster(dev) || dev->u.master) ? GetMaster(dev, MASTER_POINTER) : dev; - - /* XI 2 event */ - btlen = (mouse->button) ? bits_to_bytes(mouse->button->numButtons) : 0; - btlen = bytes_to_int32(btlen); - len = sizeof(xXIFocusInEvent) + btlen * 4; - - xi2event = calloc(1, len); - xi2event->type = GenericEvent; - xi2event->extension = IReqCode; - xi2event->evtype = type; - xi2event->length = bytes_to_int32(len - sizeof(xEvent)); - xi2event->buttons_len = btlen; - xi2event->detail = detail; - xi2event->time = currentTime.milliseconds; - xi2event->deviceid = dev->id; - xi2event->sourceid = dev->id; /* a device doesn't change focus by itself */ - xi2event->mode = mode; - xi2event->root_x = FP1616(mouse->spriteInfo->sprite->hot.x, 0); - xi2event->root_y = FP1616(mouse->spriteInfo->sprite->hot.y, 0); - - for (i = 0; mouse && mouse->button && i < mouse->button->numButtons; i++) - if (BitIsOn(mouse->button->down, i)) - SetBit(&xi2event[1], i); - - if (dev->key) - { - xi2event->mods.base_mods = dev->key->xkbInfo->state.base_mods; - xi2event->mods.latched_mods = dev->key->xkbInfo->state.latched_mods; - xi2event->mods.locked_mods = dev->key->xkbInfo->state.locked_mods; - xi2event->mods.effective_mods = dev->key->xkbInfo->state.mods; - - xi2event->group.base_group = dev->key->xkbInfo->state.base_group; - xi2event->group.latched_group = dev->key->xkbInfo->state.latched_group; - xi2event->group.locked_group = dev->key->xkbInfo->state.locked_group; - xi2event->group.effective_group = dev->key->xkbInfo->state.group; - } - - FixUpEventFromWindow(dev, (xEvent*)xi2event, pWin, None, FALSE); - - DeliverEventsToWindow(dev, pWin, (xEvent*)xi2event, 1, - GetEventFilter(dev, (xEvent*)xi2event), NullGrab); - - free(xi2event); - - /* XI 1.x event */ - event.deviceid = dev->id; - event.mode = mode; - event.type = (type == XI_FocusIn) ? DeviceFocusIn : DeviceFocusOut; - event.detail = detail; - event.window = pWin->drawable.id; - event.time = currentTime.milliseconds; - - DeliverEventsToWindow(dev, pWin, (xEvent *) & event, 1, - DeviceFocusChangeMask, NullGrab); - - if ((type == DeviceFocusIn) && - (wOtherInputMasks(pWin)) && - (wOtherInputMasks(pWin)->inputEvents[dev->id] & DeviceStateNotifyMask)) - { - int evcount = 1; - deviceStateNotify *ev, *sev; - deviceKeyStateNotify *kev; - deviceButtonStateNotify *bev; - - KeyClassPtr k; - ButtonClassPtr b; - ValuatorClassPtr v; - int nval = 0, nkeys = 0, nbuttons = 0, first = 0; - - if ((b = dev->button) != NULL) { - nbuttons = b->numButtons; - if (nbuttons > 32) - evcount++; - } - if ((k = dev->key) != NULL) { - nkeys = k->xkbInfo->desc->max_key_code - - k->xkbInfo->desc->min_key_code; - if (nkeys > 32) - evcount++; - if (nbuttons > 0) { - evcount++; - } - } - if ((v = dev->valuator) != NULL) { - nval = v->numAxes; - - if (nval > 3) - evcount++; - if (nval > 6) { - if (!(k && b)) - evcount++; - if (nval > 9) - evcount += ((nval - 7) / 3); - } - } - - sev = ev = (deviceStateNotify *) malloc(evcount * sizeof(xEvent)); - FixDeviceStateNotify(dev, ev, NULL, NULL, NULL, first); - - if (b != NULL) { - FixDeviceStateNotify(dev, ev++, NULL, b, v, first); - first += 3; - nval -= 3; - if (nbuttons > 32) { - (ev - 1)->deviceid |= MORE_EVENTS; - bev = (deviceButtonStateNotify *) ev++; - bev->type = DeviceButtonStateNotify; - bev->deviceid = dev->id; - memcpy((char*)&bev->buttons[4], (char*)&b->down[4], DOWN_LENGTH - 4); - } - if (nval > 0) { - (ev - 1)->deviceid |= MORE_EVENTS; - FixDeviceValuator(dev, (deviceValuator *) ev++, v, first); - first += 3; - nval -= 3; - } - } - - if (k != NULL) { - FixDeviceStateNotify(dev, ev++, k, NULL, v, first); - first += 3; - nval -= 3; - if (nkeys > 32) { - (ev - 1)->deviceid |= MORE_EVENTS; - kev = (deviceKeyStateNotify *) ev++; - kev->type = DeviceKeyStateNotify; - kev->deviceid = dev->id; - memmove((char *)&kev->keys[0], (char *)&k->down[4], 28); - } - if (nval > 0) { - (ev - 1)->deviceid |= MORE_EVENTS; - FixDeviceValuator(dev, (deviceValuator *) ev++, v, first); - first += 3; - nval -= 3; - } - } - - while (nval > 0) { - FixDeviceStateNotify(dev, ev++, NULL, NULL, v, first); - first += 3; - nval -= 3; - if (nval > 0) { - (ev - 1)->deviceid |= MORE_EVENTS; - FixDeviceValuator(dev, (deviceValuator *) ev++, v, first); - first += 3; - nval -= 3; - } - } - - DeliverEventsToWindow(dev, pWin, (xEvent *) sev, evcount, - DeviceStateNotifyMask, NullGrab); - free(sev); - } -} - -int -CheckGrabValues(ClientPtr client, GrabParameters* param) -{ - if (param->grabtype != GRABTYPE_CORE && - param->grabtype != GRABTYPE_XI && - param->grabtype != GRABTYPE_XI2) - { - ErrorF("[Xi] grabtype is invalid. This is a bug.\n"); - return BadImplementation; - } - - if ((param->this_device_mode != GrabModeSync) && - (param->this_device_mode != GrabModeAsync)) { - client->errorValue = param->this_device_mode; - return BadValue; - } - if ((param->other_devices_mode != GrabModeSync) && - (param->other_devices_mode != GrabModeAsync)) { - client->errorValue = param->other_devices_mode; - return BadValue; - } - - if (param->grabtype != GRABTYPE_XI2 && (param->modifiers != AnyModifier) && - (param->modifiers & ~AllModifiersMask)) { - client->errorValue = param->modifiers; - return BadValue; - } - - if ((param->ownerEvents != xFalse) && (param->ownerEvents != xTrue)) { - client->errorValue = param->ownerEvents; - return BadValue; - } - return Success; -} - -int -GrabButton(ClientPtr client, DeviceIntPtr dev, DeviceIntPtr modifier_device, - int button, GrabParameters *param, GrabType grabtype, - GrabMask *mask) -{ - WindowPtr pWin, confineTo; - CursorPtr cursor; - GrabPtr grab; - int rc, type = -1; - Mask access_mode = DixGrabAccess; - - rc = CheckGrabValues(client, param); - if (rc != Success) - return rc; - if (param->confineTo == None) - confineTo = NullWindow; - else { - rc = dixLookupWindow(&confineTo, param->confineTo, client, DixSetAttrAccess); - if (rc != Success) - return rc; - } - if (param->cursor == None) - cursor = NullCursor; - else { - rc = dixLookupResourceByType((pointer *)&cursor, param->cursor, - RT_CURSOR, client, DixUseAccess); - if (rc != Success) - { - client->errorValue = param->cursor; - return rc; - } - access_mode |= DixForceAccess; - } - if (param->this_device_mode == GrabModeSync || param->other_devices_mode == GrabModeSync) - access_mode |= DixFreezeAccess; - rc = XaceHook(XACE_DEVICE_ACCESS, client, dev, access_mode); - if (rc != Success) - return rc; - rc = dixLookupWindow(&pWin, param->grabWindow, client, DixSetAttrAccess); - if (rc != Success) - return rc; - - if (grabtype == GRABTYPE_XI) - type = DeviceButtonPress; - else if (grabtype == GRABTYPE_XI2) - type = XI_ButtonPress; - - grab = CreateGrab(client->index, dev, modifier_device, pWin, grabtype, - mask, param, type, button, confineTo, cursor); - if (!grab) - return BadAlloc; - return AddPassiveGrabToList(client, grab); -} - -/** - * Grab the given key. If grabtype is GRABTYPE_XI, the key is a keycode. If - * grabtype is GRABTYPE_XI2, the key is a keysym. - */ -int -GrabKey(ClientPtr client, DeviceIntPtr dev, DeviceIntPtr modifier_device, - int key, GrabParameters *param, GrabType grabtype, GrabMask *mask) -{ - WindowPtr pWin; - GrabPtr grab; - KeyClassPtr k = dev->key; - Mask access_mode = DixGrabAccess; - int rc, type = -1; - - rc = CheckGrabValues(client, param); - if (rc != Success) - return rc; - if (k == NULL) - return BadMatch; - if (grabtype == GRABTYPE_XI) - { - if ((key > k->xkbInfo->desc->max_key_code || - key < k->xkbInfo->desc->min_key_code) - && (key != AnyKey)) { - client->errorValue = key; - return BadValue; - } - type = DeviceKeyPress; - } else if (grabtype == GRABTYPE_XI2) - type = XI_KeyPress; - - rc = dixLookupWindow(&pWin, param->grabWindow, client, DixSetAttrAccess); - if (rc != Success) - return rc; - if (param->this_device_mode == GrabModeSync || param->other_devices_mode == GrabModeSync) - access_mode |= DixFreezeAccess; - rc = XaceHook(XACE_DEVICE_ACCESS, client, dev, access_mode); - if (rc != Success) - return rc; - - grab = CreateGrab(client->index, dev, modifier_device, pWin, grabtype, - mask, param, type, key, NULL, NULL); - if (!grab) - return BadAlloc; - return AddPassiveGrabToList(client, grab); -} - -/* Enter/FocusIn grab */ -int -GrabWindow(ClientPtr client, DeviceIntPtr dev, int type, - GrabParameters *param, GrabMask *mask) -{ - WindowPtr pWin; - CursorPtr cursor; - GrabPtr grab; - Mask access_mode = DixGrabAccess; - int rc; - - rc = CheckGrabValues(client, param); - if (rc != Success) - return rc; - - rc = dixLookupWindow(&pWin, param->grabWindow, client, DixSetAttrAccess); - if (rc != Success) - return rc; - if (param->cursor == None) - cursor = NullCursor; - else { - rc = dixLookupResourceByType((pointer *)&cursor, param->cursor, - RT_CURSOR, client, DixUseAccess); - if (rc != Success) - { - client->errorValue = param->cursor; - return rc; - } - access_mode |= DixForceAccess; - } - if (param->this_device_mode == GrabModeSync || param->other_devices_mode == GrabModeSync) - access_mode |= DixFreezeAccess; - rc = XaceHook(XACE_DEVICE_ACCESS, client, dev, access_mode); - if (rc != Success) - return rc; - - grab = CreateGrab(client->index, dev, dev, pWin, GRABTYPE_XI2, - mask, param, (type == XIGrabtypeEnter) ? XI_Enter : XI_FocusIn, - 0, NULL, cursor); - - if (!grab) - return BadAlloc; - - return AddPassiveGrabToList(client, grab); -} - -int -SelectForWindow(DeviceIntPtr dev, WindowPtr pWin, ClientPtr client, - Mask mask, Mask exclusivemasks) -{ - int mskidx = dev->id; - int i, ret; - Mask check; - InputClientsPtr others; - - check = (mask & exclusivemasks); - if (wOtherInputMasks(pWin)) { - if (check & wOtherInputMasks(pWin)->inputEvents[mskidx]) { /* It is illegal for two different - * clients to select on any of the - * events for maskcheck. However, - * it is OK, for some client to - * continue selecting on one of those - * events. */ - for (others = wOtherInputMasks(pWin)->inputClients; others; - others = others->next) { - if (!SameClient(others, client) && (check & - others->mask[mskidx])) - return BadAccess; - } - } - for (others = wOtherInputMasks(pWin)->inputClients; others; - others = others->next) { - if (SameClient(others, client)) { - check = others->mask[mskidx]; - others->mask[mskidx] = mask; - if (mask == 0) { - for (i = 0; i < EMASKSIZE; i++) - if (i != mskidx && others->mask[i] != 0) - break; - if (i == EMASKSIZE) { - RecalculateDeviceDeliverableEvents(pWin); - if (ShouldFreeInputMasks(pWin, FALSE)) - FreeResource(others->resource, RT_NONE); - return Success; - } - } - goto maskSet; - } - } - } - check = 0; - if ((ret = AddExtensionClient(pWin, client, mask, mskidx)) != Success) - return ret; - maskSet: - if (dev->valuator) - if ((dev->valuator->motionHintWindow == pWin) && - (mask & DevicePointerMotionHintMask) && - !(check & DevicePointerMotionHintMask) && !dev->deviceGrab.grab) - dev->valuator->motionHintWindow = NullWindow; - RecalculateDeviceDeliverableEvents(pWin); - return Success; -} - -int -AddExtensionClient(WindowPtr pWin, ClientPtr client, Mask mask, int mskidx) -{ - InputClientsPtr others; - - if (!pWin->optional && !MakeWindowOptional(pWin)) - return BadAlloc; - others = calloc(1, sizeof(InputClients)); - if (!others) - return BadAlloc; - if (!pWin->optional->inputMasks && !MakeInputMasks(pWin)) - return BadAlloc; - others->mask[mskidx] = mask; - others->resource = FakeClientID(client->index); - others->next = pWin->optional->inputMasks->inputClients; - pWin->optional->inputMasks->inputClients = others; - if (!AddResource(others->resource, RT_INPUTCLIENT, (pointer) pWin)) - return BadAlloc; - return Success; -} - -static Bool -MakeInputMasks(WindowPtr pWin) -{ - struct _OtherInputMasks *imasks; - - imasks = calloc(1, sizeof(struct _OtherInputMasks)); - if (!imasks) - return FALSE; - pWin->optional->inputMasks = imasks; - return TRUE; -} - -void -RecalculateDeviceDeliverableEvents(WindowPtr pWin) -{ - InputClientsPtr others; - struct _OtherInputMasks *inputMasks; /* default: NULL */ - WindowPtr pChild, tmp; - int i, j; - - pChild = pWin; - while (1) { - if ((inputMasks = wOtherInputMasks(pChild)) != 0) { - for (i = 0; i < EMASKSIZE; i++) - memset(inputMasks->xi2mask[i], 0, sizeof(inputMasks->xi2mask[i])); - for (others = inputMasks->inputClients; others; - others = others->next) { - for (i = 0; i < EMASKSIZE; i++) - inputMasks->inputEvents[i] |= others->mask[i]; - for (i = 0; i < EMASKSIZE; i++) - for (j = 0; j < XI2MASKSIZE; j++) - inputMasks->xi2mask[i][j] |= others->xi2mask[i][j]; - } - for (i = 0; i < EMASKSIZE; i++) - inputMasks->deliverableEvents[i] = inputMasks->inputEvents[i]; - for (tmp = pChild->parent; tmp; tmp = tmp->parent) - if (wOtherInputMasks(tmp)) - for (i = 0; i < EMASKSIZE; i++) - inputMasks->deliverableEvents[i] |= - (wOtherInputMasks(tmp)->deliverableEvents[i] - & ~inputMasks-> - dontPropagateMask[i] & PropagateMask[i]); - } - if (pChild->firstChild) { - pChild = pChild->firstChild; - continue; - } - while (!pChild->nextSib && (pChild != pWin)) - pChild = pChild->parent; - if (pChild == pWin) - break; - pChild = pChild->nextSib; - } -} - -int -InputClientGone(WindowPtr pWin, XID id) -{ - InputClientsPtr other, prev; - - if (!wOtherInputMasks(pWin)) - return Success; - prev = 0; - for (other = wOtherInputMasks(pWin)->inputClients; other; - other = other->next) { - if (other->resource == id) { - if (prev) { - prev->next = other->next; - free(other); - } else if (!(other->next)) { - if (ShouldFreeInputMasks(pWin, TRUE)) { - wOtherInputMasks(pWin)->inputClients = other->next; - free(wOtherInputMasks(pWin)); - pWin->optional->inputMasks = (OtherInputMasks *) NULL; - CheckWindowOptionalNeed(pWin); - free(other); - } else { - other->resource = FakeClientID(0); - if (!AddResource(other->resource, RT_INPUTCLIENT, - (pointer) pWin)) - return BadAlloc; - } - } else { - wOtherInputMasks(pWin)->inputClients = other->next; - free(other); - } - RecalculateDeviceDeliverableEvents(pWin); - return Success; - } - prev = other; - } - FatalError("client not on device event list"); -} - -int -SendEvent(ClientPtr client, DeviceIntPtr d, Window dest, Bool propagate, - xEvent * ev, Mask mask, int count) -{ - WindowPtr pWin; - WindowPtr effectiveFocus = NullWindow; /* only set if dest==InputFocus */ - WindowPtr spriteWin = GetSpriteWindow(d); - - if (dest == PointerWindow) - pWin = spriteWin; - else if (dest == InputFocus) { - WindowPtr inputFocus; - - if (!d->focus) - inputFocus = spriteWin; - else - inputFocus = d->focus->win; - - if (inputFocus == FollowKeyboardWin) - inputFocus = inputInfo.keyboard->focus->win; - - if (inputFocus == NoneWin) - return Success; - - /* If the input focus is PointerRootWin, send the event to where - * the pointer is if possible, then perhaps propogate up to root. */ - if (inputFocus == PointerRootWin) - inputFocus = GetCurrentRootWindow(d); - - if (IsParent(inputFocus, spriteWin)) { - effectiveFocus = inputFocus; - pWin = spriteWin; - } else - effectiveFocus = pWin = inputFocus; - } else - dixLookupWindow(&pWin, dest, client, DixSendAccess); - if (!pWin) - return BadWindow; - if ((propagate != xFalse) && (propagate != xTrue)) { - client->errorValue = propagate; - return BadValue; - } - ev->u.u.type |= 0x80; - if (propagate) { - for (; pWin; pWin = pWin->parent) { - if (DeliverEventsToWindow(d, pWin, ev, count, mask, NullGrab)) - return Success; - if (pWin == effectiveFocus) - return Success; - if (wOtherInputMasks(pWin)) - mask &= ~wOtherInputMasks(pWin)->dontPropagateMask[d->id]; - if (!mask) - break; - } - } else if (!XaceHook(XACE_SEND_ACCESS, client, NULL, pWin, ev, count)) - DeliverEventsToWindow(d, pWin, ev, count, mask, NullGrab); - return Success; -} - -int -SetButtonMapping(ClientPtr client, DeviceIntPtr dev, int nElts, BYTE * map) -{ - int i; - ButtonClassPtr b = dev->button; - - if (b == NULL) - return BadMatch; - - if (nElts != b->numButtons) { - client->errorValue = nElts; - return BadValue; - } - if (BadDeviceMap(&map[0], nElts, 1, 255, &client->errorValue)) - return BadValue; - for (i = 0; i < nElts; i++) - 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]; - return Success; -} - -int -ChangeKeyMapping(ClientPtr client, - DeviceIntPtr dev, - unsigned len, - int type, - KeyCode firstKeyCode, - CARD8 keyCodes, CARD8 keySymsPerKeyCode, KeySym * map) -{ - KeySymsRec keysyms; - KeyClassPtr k = dev->key; - - if (k == NULL) - return BadMatch; - - if (len != (keyCodes * keySymsPerKeyCode)) - return BadLength; - - if ((firstKeyCode < k->xkbInfo->desc->min_key_code) || - (firstKeyCode + keyCodes - 1 > k->xkbInfo->desc->max_key_code)) { - client->errorValue = firstKeyCode; - return BadValue; - } - if (keySymsPerKeyCode == 0) { - client->errorValue = 0; - return BadValue; - } - keysyms.minKeyCode = firstKeyCode; - keysyms.maxKeyCode = firstKeyCode + keyCodes - 1; - keysyms.mapWidth = keySymsPerKeyCode; - keysyms.map = map; - - XkbApplyMappingChange(dev, &keysyms, firstKeyCode, keyCodes, NULL, - serverClient); - - return Success; -} - -static void -DeleteDeviceFromAnyExtEvents(WindowPtr pWin, DeviceIntPtr dev) -{ - WindowPtr parent; - - /* Deactivate any grabs performed on this window, before making - * any input focus changes. - * Deactivating a device grab should cause focus events. */ - - if (dev->deviceGrab.grab && (dev->deviceGrab.grab->window == pWin)) - (*dev->deviceGrab.DeactivateGrab) (dev); - - /* If the focus window is a root window (ie. has no parent) - * then don't delete the focus from it. */ - - if (dev->focus && (pWin == dev->focus->win) && (pWin->parent != NullWindow)) { - int focusEventMode = NotifyNormal; - - /* If a grab is in progress, then alter the mode of focus events. */ - - if (dev->deviceGrab.grab) - focusEventMode = NotifyWhileGrabbed; - - switch (dev->focus->revert) { - case RevertToNone: - if (!ActivateFocusInGrab(dev, pWin, NoneWin)) - DoFocusEvents(dev, pWin, NoneWin, focusEventMode); - dev->focus->win = NoneWin; - dev->focus->traceGood = 0; - break; - case RevertToParent: - parent = pWin; - do { - parent = parent->parent; - dev->focus->traceGood--; - } - while (!parent->realized); - if (!ActivateFocusInGrab(dev, pWin, parent)) - DoFocusEvents(dev, pWin, parent, focusEventMode); - dev->focus->win = parent; - dev->focus->revert = RevertToNone; - break; - case RevertToPointerRoot: - if (!ActivateFocusInGrab(dev, pWin, PointerRootWin)) - DoFocusEvents(dev, pWin, PointerRootWin, focusEventMode); - dev->focus->win = PointerRootWin; - dev->focus->traceGood = 0; - break; - case RevertToFollowKeyboard: - { - DeviceIntPtr kbd = GetMaster(dev, MASTER_KEYBOARD); - if (!kbd || (kbd == dev && kbd != inputInfo.keyboard)) - kbd = inputInfo.keyboard; - if (kbd->focus->win) { - if (!ActivateFocusInGrab(dev, pWin, kbd->focus->win)) - DoFocusEvents(dev, pWin, kbd->focus->win, focusEventMode); - dev->focus->win = FollowKeyboardWin; - dev->focus->traceGood = 0; - } else { - if (!ActivateFocusInGrab(dev, pWin, NoneWin)) - DoFocusEvents(dev, pWin, NoneWin, focusEventMode); - dev->focus->win = NoneWin; - dev->focus->traceGood = 0; - } - } - break; - } - } - - if (dev->valuator) - if (dev->valuator->motionHintWindow == pWin) - dev->valuator->motionHintWindow = NullWindow; -} - -void -DeleteWindowFromAnyExtEvents(WindowPtr pWin, Bool freeResources) -{ - int i; - DeviceIntPtr dev; - InputClientsPtr ic; - struct _OtherInputMasks *inputMasks; - - for (dev = inputInfo.devices; dev; dev = dev->next) { - DeleteDeviceFromAnyExtEvents(pWin, dev); - } - - for (dev = inputInfo.off_devices; dev; dev = dev->next) - DeleteDeviceFromAnyExtEvents(pWin, dev); - - if (freeResources) - while ((inputMasks = wOtherInputMasks(pWin)) != 0) { - ic = inputMasks->inputClients; - for (i = 0; i < EMASKSIZE; i++) - inputMasks->dontPropagateMask[i] = 0; - FreeResource(ic->resource, RT_NONE); - } -} - -int -MaybeSendDeviceMotionNotifyHint(deviceKeyButtonPointer * pEvents, Mask mask) -{ - DeviceIntPtr dev; - - dixLookupDevice(&dev, pEvents->deviceid & DEVICE_BITS, serverClient, - DixReadAccess); - if (!dev) - return 0; - - if (pEvents->type == DeviceMotionNotify) { - if (mask & DevicePointerMotionHintMask) { - if (WID(dev->valuator->motionHintWindow) == pEvents->event) { - return 1; /* don't send, but pretend we did */ - } - pEvents->detail = NotifyHint; - } else { - pEvents->detail = NotifyNormal; - } - } - return 0; -} - -void -CheckDeviceGrabAndHintWindow(WindowPtr pWin, int type, - deviceKeyButtonPointer * xE, GrabPtr grab, - ClientPtr client, Mask deliveryMask) -{ - DeviceIntPtr dev; - - dixLookupDevice(&dev, xE->deviceid & DEVICE_BITS, serverClient, - DixGrabAccess); - if (!dev) - return; - - if (type == DeviceMotionNotify) - dev->valuator->motionHintWindow = pWin; - else if ((type == DeviceButtonPress) && (!grab) && - (deliveryMask & DeviceButtonGrabMask)) { - GrabRec tempGrab; - - tempGrab.device = dev; - tempGrab.resource = client->clientAsMask; - tempGrab.window = pWin; - tempGrab.ownerEvents = - (deliveryMask & DeviceOwnerGrabButtonMask) ? TRUE : FALSE; - tempGrab.eventMask = deliveryMask; - tempGrab.keyboardMode = GrabModeAsync; - tempGrab.pointerMode = GrabModeAsync; - tempGrab.confineTo = NullWindow; - tempGrab.cursor = NullCursor; - tempGrab.next = NULL; - (*dev->deviceGrab.ActivateGrab) (dev, &tempGrab, currentTime, TRUE); - } -} - -static Mask -DeviceEventMaskForClient(DeviceIntPtr dev, WindowPtr pWin, ClientPtr client) -{ - InputClientsPtr other; - - if (!wOtherInputMasks(pWin)) - return 0; - for (other = wOtherInputMasks(pWin)->inputClients; other; - other = other->next) { - if (SameClient(other, client)) - return other->mask[dev->id]; - } - return 0; -} - -void -MaybeStopDeviceHint(DeviceIntPtr dev, ClientPtr client) -{ - WindowPtr pWin; - GrabPtr grab = dev->deviceGrab.grab; - - pWin = dev->valuator->motionHintWindow; - - if ((grab && SameClient(grab, client) && - ((grab->eventMask & DevicePointerMotionHintMask) || - (grab->ownerEvents && - (DeviceEventMaskForClient(dev, pWin, client) & - DevicePointerMotionHintMask)))) || - (!grab && - (DeviceEventMaskForClient(dev, pWin, client) & - DevicePointerMotionHintMask))) - dev->valuator->motionHintWindow = NullWindow; -} - -int -DeviceEventSuppressForWindow(WindowPtr pWin, ClientPtr client, Mask mask, - int maskndx) -{ - struct _OtherInputMasks *inputMasks = wOtherInputMasks(pWin); - - if (mask & ~PropagateMask[maskndx]) { - client->errorValue = mask; - return BadValue; - } - - if (mask == 0) { - if (inputMasks) - inputMasks->dontPropagateMask[maskndx] = mask; - } else { - if (!inputMasks) - AddExtensionClient(pWin, client, 0, 0); - inputMasks = wOtherInputMasks(pWin); - inputMasks->dontPropagateMask[maskndx] = mask; - } - RecalculateDeviceDeliverableEvents(pWin); - if (ShouldFreeInputMasks(pWin, FALSE)) - FreeResource(inputMasks->inputClients->resource, RT_NONE); - return Success; -} - -Bool -ShouldFreeInputMasks(WindowPtr pWin, Bool ignoreSelectedEvents) -{ - int i; - Mask allInputEventMasks = 0; - struct _OtherInputMasks *inputMasks = wOtherInputMasks(pWin); - - for (i = 0; i < EMASKSIZE; i++) - allInputEventMasks |= inputMasks->dontPropagateMask[i]; - if (!ignoreSelectedEvents) - for (i = 0; i < EMASKSIZE; i++) - allInputEventMasks |= inputMasks->inputEvents[i]; - if (allInputEventMasks == 0) - return TRUE; - else - return FALSE; -} - -/*********************************************************************** - * - * Walk through the window tree, finding all clients that want to know - * about the Event. - * - */ - -static void -FindInterestedChildren(DeviceIntPtr dev, WindowPtr p1, Mask mask, - xEvent * ev, int count) -{ - WindowPtr p2; - - while (p1) { - p2 = p1->firstChild; - DeliverEventsToWindow(dev, p1, ev, count, mask, NullGrab); - FindInterestedChildren(dev, p2, mask, ev, count); - p1 = p1->nextSib; - } -} - -/*********************************************************************** - * - * Send an event to interested clients in all windows on all screens. - * - */ - -void -SendEventToAllWindows(DeviceIntPtr dev, Mask mask, xEvent * ev, int count) -{ - int i; - WindowPtr pWin, p1; - - for (i = 0; i < screenInfo.numScreens; i++) { - pWin = screenInfo.screens[i]->root; - if (!pWin) - continue; - DeliverEventsToWindow(dev, pWin, ev, count, mask, NullGrab); - p1 = pWin->firstChild; - FindInterestedChildren(dev, p1, mask, ev, count); - } -} - -/** - * Set the XI2 mask for the given client on the given window. - * @param dev The device to set the mask for. - * @param win The window to set the mask on. - * @param client The client setting the mask. - * @param len Number of bytes in mask. - * @param mask Event mask in the form of (1 << eventtype) - */ -int -XISetEventMask(DeviceIntPtr dev, WindowPtr win, ClientPtr client, - unsigned int len, unsigned char* mask) -{ - OtherInputMasks *masks; - InputClientsPtr others = NULL; - - masks = wOtherInputMasks(win); - if (masks) - { - for (others = wOtherInputMasks(win)->inputClients; others; - others = others->next) { - if (SameClient(others, client)) { - memset(others->xi2mask[dev->id], 0, - sizeof(others->xi2mask[dev->id])); - break; - } - } - } - - len = min(len, sizeof(others->xi2mask[dev->id])); - - if (len && !others) - { - if (AddExtensionClient(win, client, 0, 0) != Success) - return BadAlloc; - others= wOtherInputMasks(win)->inputClients; - } - - if (others) - memset(others->xi2mask[dev->id], 0, sizeof(others->xi2mask[dev->id])); - - if (len) - memcpy(others->xi2mask[dev->id], mask, len); - - RecalculateDeviceDeliverableEvents(win); - - return Success; -} +/************************************************************ + +Copyright 1989, 1998 The Open Group + +Permission to use, copy, modify, distribute, and sell this software and its +documentation for any purpose is hereby granted without fee, provided that +the above copyright notice appear in all copies and that both that +copyright notice and this permission notice appear in supporting +documentation. + +The above copyright notice and this permission notice 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 NONINFRINGEMENT. IN NO EVENT SHALL THE +OPEN GROUP 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. + +Except as contained in this notice, the name of The Open Group shall not be +used in advertising or otherwise to promote the sale, use or other dealings +in this Software without prior written authorization from The Open Group. + +Copyright 1989 by Hewlett-Packard Company, Palo Alto, California. + + All Rights Reserved + +Permission to use, copy, modify, and distribute this software and its +documentation for any purpose and without fee is hereby granted, +provided that the above copyright notice appear in all copies and that +both that copyright notice and this permission notice appear in +supporting documentation, and that the name of Hewlett-Packard not be +used in advertising or publicity pertaining to distribution of the +software without specific, written prior permission. + +HEWLETT-PACKARD DISCLAIMS ALL WARRANTIES WITH REGARD TO THIS SOFTWARE, INCLUDING +ALL IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS, IN NO EVENT SHALL +HEWLETT-PACKARD BE LIABLE FOR ANY SPECIAL, INDIRECT OR CONSEQUENTIAL DAMAGES OR +ANY DAMAGES WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, +WHETHER IN AN ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, +ARISING OUT OF OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS +SOFTWARE. + +********************************************************/ + +/******************************************************************** + * + * Routines to register and initialize extension input devices. + * This also contains ProcessOtherEvent, the routine called from DDX + * to route extension events. + * + */ + +#ifdef HAVE_DIX_CONFIG_H +#include +#endif + +#include "inputstr.h" +#include +#include +#include +#include +#include +#include +#include "windowstr.h" +#include "miscstruct.h" +#include "region.h" +#include "exevents.h" +#include "extnsionst.h" +#include "exglobals.h" +#include "dixevents.h" /* DeliverFocusedEvent */ +#include "dixgrabs.h" /* CreateGrab() */ +#include "scrnintstr.h" +#include "listdev.h" /* for CopySwapXXXClass */ +#include "xace.h" +#include "xiquerydevice.h" /* For List*Info */ +#include "eventconvert.h" +#include "eventstr.h" + +#include +#include "xkbsrv.h" + +#define WID(w) ((w) ? ((w)->drawable.id) : 0) +#define AllModifiersMask ( \ + ShiftMask | LockMask | ControlMask | Mod1Mask | Mod2Mask | \ + Mod3Mask | Mod4Mask | Mod5Mask ) +#define AllButtonsMask ( \ + Button1Mask | Button2Mask | Button3Mask | Button4Mask | Button5Mask ) + +Bool ShouldFreeInputMasks(WindowPtr /* pWin */ , + Bool /* ignoreSelectedEvents */ + ); +static Bool MakeInputMasks(WindowPtr /* pWin */ + ); + +/* + * Only let the given client know of core events which will affect its + * interpretation of input events, if the client's ClientPointer (or the + * paired keyboard) is the current device. + */ +int +XIShouldNotify(ClientPtr client, DeviceIntPtr dev) +{ + DeviceIntPtr current_ptr = PickPointer(client); + DeviceIntPtr current_kbd = GetPairedDevice(current_ptr); + + if (dev == current_kbd || dev == current_ptr) + return 1; + + return 0; +} + +Bool +IsPointerEvent(InternalEvent* event) +{ + switch(event->any.type) + { + case ET_ButtonPress: + case ET_ButtonRelease: + case ET_Motion: + /* XXX: enter/leave ?? */ + return TRUE; + default: + break; + } + return FALSE; +} + +/** + * @return the device matching the deviceid of the device set in the event, or + * NULL if the event is not an XInput event. + */ +DeviceIntPtr +XIGetDevice(xEvent* xE) +{ + DeviceIntPtr pDev = NULL; + + if (xE->u.u.type == DeviceButtonPress || + xE->u.u.type == DeviceButtonRelease || + xE->u.u.type == DeviceMotionNotify || + xE->u.u.type == ProximityIn || + xE->u.u.type == ProximityOut || + xE->u.u.type == DevicePropertyNotify) + { + int rc; + int id; + + id = ((deviceKeyButtonPointer*)xE)->deviceid & ~MORE_EVENTS; + + rc = dixLookupDevice(&pDev, id, serverClient, DixUnknownAccess); + if (rc != Success) + ErrorF("[dix] XIGetDevice failed on XACE restrictions (%d)\n", rc); + } + return pDev; +} + + +/** + * Copy the device->key into master->key and send a mapping notify to the + * clients if appropriate. + * master->key needs to be allocated by the caller. + * + * Device is the slave device. If it is attached to a master device, we may + * need to send a mapping notify to the client because it causes the MD + * to change state. + * + * Mapping notify needs to be sent in the following cases: + * - different slave device on same master + * - different master + * + * XXX: They way how the code is we also send a map notify if the slave device + * stays the same, but the master changes. This isn't really necessary though. + * + * XXX: this gives you funny behaviour with the ClientPointer. When a + * MappingNotify is sent to the client, the client usually responds with a + * GetKeyboardMapping. This will retrieve the ClientPointer's keyboard + * mapping, regardless of which keyboard sent the last mapping notify request. + * So depending on the CP setting, your keyboard may change layout in each + * app... + * + * This code is basically the old SwitchCoreKeyboard. + */ + +void +CopyKeyClass(DeviceIntPtr device, DeviceIntPtr master) +{ + KeyClassPtr mk = master->key; + + if (device == master) + return; + + mk->sourceid = device->id; + + + if (!XkbCopyDeviceKeymap(master, device)) + FatalError("Couldn't pivot keymap from device to core!\n"); +} + +/** + * Copies the feedback classes from device "from" into device "to". Classes + * are duplicated (not just flipping the pointers). All feedback classes are + * linked lists, the full list is duplicated. + */ +static void +DeepCopyFeedbackClasses(DeviceIntPtr from, DeviceIntPtr to) +{ + ClassesPtr classes; + + + if (from->intfeed) + { + IntegerFeedbackPtr *i, it; + + if (!to->intfeed) + { + classes = to->unused_classes; + to->intfeed = classes->intfeed; + classes->intfeed = NULL; + } + + i = &to->intfeed; + for (it = from->intfeed; it; it = it->next) + { + if (!(*i)) + { + *i = calloc(1, sizeof(IntegerFeedbackClassRec)); + if (!(*i)) + { + ErrorF("[Xi] Cannot alloc memory for class copy."); + return; + } + } + (*i)->CtrlProc = it->CtrlProc; + (*i)->ctrl = it->ctrl; + + i = &(*i)->next; + } + } else if (to->intfeed && !from->intfeed) + { + ClassesPtr classes; + classes = to->unused_classes; + classes->intfeed = to->intfeed; + to->intfeed = NULL; + } + + if (from->stringfeed) + { + StringFeedbackPtr *s, it; + + if (!to->stringfeed) + { + classes = to->unused_classes; + to->stringfeed = classes->stringfeed; + classes->stringfeed = NULL; + } + + s = &to->stringfeed; + for (it = from->stringfeed; it; it = it->next) + { + if (!(*s)) + { + *s = calloc(1, sizeof(StringFeedbackClassRec)); + if (!(*s)) + { + ErrorF("[Xi] Cannot alloc memory for class copy."); + return; + } + } + (*s)->CtrlProc = it->CtrlProc; + (*s)->ctrl = it->ctrl; + + s = &(*s)->next; + } + } else if (to->stringfeed && !from->stringfeed) + { + ClassesPtr classes; + classes = to->unused_classes; + classes->stringfeed = to->stringfeed; + to->stringfeed = NULL; + } + + if (from->bell) + { + BellFeedbackPtr *b, it; + + if (!to->bell) + { + classes = to->unused_classes; + to->bell = classes->bell; + classes->bell = NULL; + } + + b = &to->bell; + for (it = from->bell; it; it = it->next) + { + if (!(*b)) + { + *b = calloc(1, sizeof(BellFeedbackClassRec)); + if (!(*b)) + { + ErrorF("[Xi] Cannot alloc memory for class copy."); + return; + } + } + (*b)->BellProc = it->BellProc; + (*b)->CtrlProc = it->CtrlProc; + (*b)->ctrl = it->ctrl; + + b = &(*b)->next; + } + } else if (to->bell && !from->bell) + { + ClassesPtr classes; + classes = to->unused_classes; + classes->bell = to->bell; + to->bell = NULL; + } + + if (from->leds) + { + LedFeedbackPtr *l, it; + + if (!to->leds) + { + classes = to->unused_classes; + to->leds = classes->leds; + classes->leds = NULL; + } + + l = &to->leds; + for (it = from->leds; it; it = it->next) + { + if (!(*l)) + { + *l = calloc(1, sizeof(LedFeedbackClassRec)); + if (!(*l)) + { + ErrorF("[Xi] Cannot alloc memory for class copy."); + return; + } + } + (*l)->CtrlProc = it->CtrlProc; + (*l)->ctrl = it->ctrl; + if ((*l)->xkb_sli) + XkbFreeSrvLedInfo((*l)->xkb_sli); + (*l)->xkb_sli = XkbCopySrvLedInfo(from, it->xkb_sli, NULL, *l); + + l = &(*l)->next; + } + } else if (to->leds && !from->leds) + { + ClassesPtr classes; + classes = to->unused_classes; + classes->leds = to->leds; + to->leds = NULL; + } +} + +static void +DeepCopyKeyboardClasses(DeviceIntPtr from, DeviceIntPtr to) +{ + ClassesPtr classes; + + /* XkbInitDevice (->XkbInitIndicatorMap->XkbFindSrvLedInfo) relies on the + * kbdfeed to be set up properly, so let's do the feedback classes first. + */ + if (from->kbdfeed) + { + KbdFeedbackPtr *k, it; + + if (!to->kbdfeed) + { + classes = to->unused_classes; + + to->kbdfeed = classes->kbdfeed; + if (!to->kbdfeed) + InitKeyboardDeviceStruct(to, NULL, NULL, NULL); + classes->kbdfeed = NULL; + } + + k = &to->kbdfeed; + for(it = from->kbdfeed; it; it = it->next) + { + if (!(*k)) + { + *k = calloc(1, sizeof(KbdFeedbackClassRec)); + if (!*k) + { + ErrorF("[Xi] Cannot alloc memory for class copy."); + return; + } + } + (*k)->BellProc = it->BellProc; + (*k)->CtrlProc = it->CtrlProc; + (*k)->ctrl = it->ctrl; + if ((*k)->xkb_sli) + XkbFreeSrvLedInfo((*k)->xkb_sli); + (*k)->xkb_sli = XkbCopySrvLedInfo(from, it->xkb_sli, *k, NULL); + + k = &(*k)->next; + } + } else if (to->kbdfeed && !from->kbdfeed) + { + ClassesPtr classes; + classes = to->unused_classes; + classes->kbdfeed = to->kbdfeed; + to->kbdfeed = NULL; + } + + if (from->key) + { + if (!to->key) + { + classes = to->unused_classes; + to->key = classes->key; + if (!to->key) + InitKeyboardDeviceStruct(to, NULL, NULL, NULL); + else + classes->key = NULL; + } + + CopyKeyClass(from, to); + } else if (to->key && !from->key) + { + ClassesPtr classes; + classes = to->unused_classes; + classes->key = to->key; + to->key = NULL; + } + + /* If a SrvLedInfoPtr's flags are XkbSLI_IsDefault, the names and maps + * pointer point into the xkbInfo->desc struct. XkbCopySrvLedInfo + * didn't update the pointers so we need to do it manually here. + */ + if (to->kbdfeed) + { + KbdFeedbackPtr k; + + for (k = to->kbdfeed; k; k = k->next) + { + if (!k->xkb_sli) + continue; + if (k->xkb_sli->flags & XkbSLI_IsDefault) + { + k->xkb_sli->names = to->key->xkbInfo->desc->names->indicators; + k->xkb_sli->maps = to->key->xkbInfo->desc->indicators->maps; + } + } + } + + /* We can't just copy over the focus class. When an app sets the focus, + * it'll do so on the master device. Copying the SDs focus means losing + * the focus. + * So we only copy the focus class if the device didn't have one, + * otherwise we leave it as it is. + */ + if (from->focus) + { + if (!to->focus) + { + WindowPtr *oldTrace; + + classes = to->unused_classes; + to->focus = classes->focus; + if (!to->focus) + { + to->focus = calloc(1, sizeof(FocusClassRec)); + if (!to->focus) + FatalError("[Xi] no memory for class shift.\n"); + } else + classes->focus = NULL; + + oldTrace = to->focus->trace; + memcpy(to->focus, from->focus, sizeof(FocusClassRec)); + to->focus->trace = realloc(oldTrace, + to->focus->traceSize * sizeof(WindowPtr)); + if (!to->focus->trace && to->focus->traceSize) + FatalError("[Xi] no memory for trace.\n"); + memcpy(to->focus->trace, from->focus->trace, + from->focus->traceSize * sizeof(WindowPtr)); + to->focus->sourceid = from->id; + } + } else if (to->focus) + { + ClassesPtr classes; + classes = to->unused_classes; + classes->focus = to->focus; + to->focus = NULL; + } + +} + +static void +DeepCopyPointerClasses(DeviceIntPtr from, DeviceIntPtr to) +{ + ClassesPtr classes; + + /* Feedback classes must be copied first */ + if (from->ptrfeed) + { + PtrFeedbackPtr *p, it; + if (!to->ptrfeed) + { + classes = to->unused_classes; + to->ptrfeed = classes->ptrfeed; + classes->ptrfeed = NULL; + } + + p = &to->ptrfeed; + for (it = from->ptrfeed; it; it = it->next) + { + if (!(*p)) + { + *p = calloc(1, sizeof(PtrFeedbackClassRec)); + if (!*p) + { + ErrorF("[Xi] Cannot alloc memory for class copy."); + return; + } + } + (*p)->CtrlProc = it->CtrlProc; + (*p)->ctrl = it->ctrl; + + p = &(*p)->next; + } + } else if (to->ptrfeed && !from->ptrfeed) + { + ClassesPtr classes; + classes = to->unused_classes; + classes->ptrfeed = to->ptrfeed; + to->ptrfeed = NULL; + } + + if (from->valuator) + { + ValuatorClassPtr v; + if (!to->valuator) + { + classes = to->unused_classes; + to->valuator = classes->valuator; + if (to->valuator) + classes->valuator = NULL; + } + + to->valuator = realloc(to->valuator, sizeof(ValuatorClassRec) + + from->valuator->numAxes * sizeof(AxisInfo) + + from->valuator->numAxes * sizeof(double)); + v = to->valuator; + if (!v) + FatalError("[Xi] no memory for class shift.\n"); + + v->numAxes = from->valuator->numAxes; + v->axes = (AxisInfoPtr)&v[1]; + memcpy(v->axes, from->valuator->axes, v->numAxes * sizeof(AxisInfo)); + + v->axisVal = (double*)(v->axes + from->valuator->numAxes); + v->sourceid = from->id; + } else if (to->valuator && !from->valuator) + { + ClassesPtr classes; + classes = to->unused_classes; + classes->valuator = to->valuator; + to->valuator = NULL; + } + + if (from->button) + { + if (!to->button) + { + classes = to->unused_classes; + to->button = classes->button; + if (!to->button) + { + to->button = calloc(1, sizeof(ButtonClassRec)); + if (!to->button) + FatalError("[Xi] no memory for class shift.\n"); + } else + classes->button = NULL; + } + + if (from->button->xkb_acts) + { + if (!to->button->xkb_acts) + { + to->button->xkb_acts = calloc(1, sizeof(XkbAction)); + if (!to->button->xkb_acts) + FatalError("[Xi] not enough memory for xkb_acts.\n"); + } + memcpy(to->button->xkb_acts, from->button->xkb_acts, + sizeof(XkbAction)); + } else + free(to->button->xkb_acts); + + memcpy(to->button->labels, from->button->labels, + from->button->numButtons * sizeof(Atom)); + to->button->sourceid = from->id; + } else if (to->button && !from->button) + { + ClassesPtr classes; + classes = to->unused_classes; + classes->button = to->button; + to->button = NULL; + } + + if (from->proximity) + { + if (!to->proximity) + { + classes = to->unused_classes; + to->proximity = classes->proximity; + if (!to->proximity) + { + to->proximity = calloc(1, sizeof(ProximityClassRec)); + if (!to->proximity) + FatalError("[Xi] no memory for class shift.\n"); + } else + classes->proximity = NULL; + } + memcpy(to->proximity, from->proximity, sizeof(ProximityClassRec)); + to->proximity->sourceid = from->id; + } else if (to->proximity) + { + ClassesPtr classes; + classes = to->unused_classes; + classes->proximity = to->proximity; + to->proximity = NULL; + } + + if (from->absolute) + { + if (!to->absolute) + { + classes = to->unused_classes; + to->absolute = classes->absolute; + if (!to->absolute) + { + to->absolute = calloc(1, sizeof(AbsoluteClassRec)); + if (!to->absolute) + FatalError("[Xi] no memory for class shift.\n"); + } else + classes->absolute = NULL; + } + memcpy(to->absolute, from->absolute, sizeof(AbsoluteClassRec)); + to->absolute->sourceid = from->id; + } else if (to->absolute) + { + ClassesPtr classes; + classes = to->unused_classes; + classes->absolute = to->absolute; + to->absolute = NULL; + } +} + +/** + * Copies the CONTENT of the classes of device from into the classes in device + * to. From and to are identical after finishing. + * + * If to does not have classes from currenly has, the classes are stored in + * to's devPrivates system. Later, we recover it again from there if needed. + * Saves a few memory allocations. + */ +void +DeepCopyDeviceClasses(DeviceIntPtr from, DeviceIntPtr to, DeviceChangedEvent *dce) +{ + /* generic feedback classes, not tied to pointer and/or keyboard */ + DeepCopyFeedbackClasses(from, to); + + if ((dce->flags & DEVCHANGE_KEYBOARD_EVENT)) + DeepCopyKeyboardClasses(from, to); + if ((dce->flags & DEVCHANGE_POINTER_EVENT)) + DeepCopyPointerClasses(from, to); +} + + +/** + * Send an XI2 DeviceChangedEvent to all interested clients. + */ +void +XISendDeviceChangedEvent(DeviceIntPtr device, DeviceIntPtr master, DeviceChangedEvent *dce) +{ + xXIDeviceChangedEvent *dcce; + int rc; + + rc = EventToXI2((InternalEvent*)dce, (xEvent**)&dcce); + if (rc != Success) + { + ErrorF("[Xi] event conversion from DCE failed with code %d\n", rc); + return; + } + + /* we don't actually swap if there's a NullClient, swapping is done + * later when event is delivered. */ + SendEventToAllWindows(master, XI_DeviceChangedMask, (xEvent*)dcce, 1); + free(dcce); +} + +static void +ChangeMasterDeviceClasses(DeviceIntPtr device, DeviceChangedEvent *dce) +{ + DeviceIntPtr slave; + int rc; + + /* For now, we don't have devices that change physically. */ + if (!IsMaster(device)) + return; + + rc = dixLookupDevice(&slave, dce->sourceid, serverClient, DixReadAccess); + + if (rc != Success) + return; /* Device has disappeared */ + + if (!slave->u.master) + return; /* set floating since the event */ + + if (slave->u.master->id != dce->masterid) + return; /* not our slave anymore, don't care */ + + /* FIXME: we probably need to send a DCE for the new slave now */ + + device->public.devicePrivate = slave->public.devicePrivate; + + /* FIXME: the classes may have changed since we generated the event. */ + DeepCopyDeviceClasses(slave, device, dce); + XISendDeviceChangedEvent(slave, device, dce); +} + +/** + * Update the device state according to the data in the event. + * + * return values are + * DEFAULT ... process as normal + * DONT_PROCESS ... return immediately from caller + */ +#define DEFAULT 0 +#define DONT_PROCESS 1 +int +UpdateDeviceState(DeviceIntPtr device, DeviceEvent* event) +{ + int i; + int key = 0, + bit = 0, + last_valuator; + + KeyClassPtr k = NULL; + ButtonClassPtr b = NULL; + ValuatorClassPtr v = NULL; + + /* This event is always the first we get, before the actual events with + * the data. However, the way how the DDX is set up, "device" will + * actually be the slave device that caused the event. + */ + switch(event->type) + { + case ET_DeviceChanged: + ChangeMasterDeviceClasses(device, (DeviceChangedEvent*)event); + return DONT_PROCESS; /* event has been sent already */ + case ET_Motion: + case ET_ButtonPress: + case ET_ButtonRelease: + case ET_KeyPress: + case ET_KeyRelease: + case ET_ProximityIn: + case ET_ProximityOut: + break; + default: + /* other events don't update the device */ + return DEFAULT; + } + + k = device->key; + v = device->valuator; + b = device->button; + + key = event->detail.key; + bit = 1 << (key & 7); + + /* Update device axis */ + /* Check valuators first */ + last_valuator = -1; + for (i = 0; i < MAX_VALUATORS; i++) + { + if (BitIsOn(&event->valuators.mask, i)) + { + if (!v) + { + ErrorF("[Xi] Valuators reported for non-valuator device '%s'. " + "Ignoring event.\n", device->name); + return DONT_PROCESS; + } else if (v->numAxes < i) + { + ErrorF("[Xi] Too many valuators reported for device '%s'. " + "Ignoring event.\n", device->name); + return DONT_PROCESS; + } + last_valuator = i; + } + } + + for (i = 0; i <= last_valuator && i < v->numAxes; i++) + { + if (BitIsOn(&event->valuators.mask, i)) + { + /* XXX: Relative/Absolute mode */ + v->axisVal[i] = event->valuators.data[i]; + v->axisVal[i] += (event->valuators.data_frac[i] * 1.0f / (1 << 16) / (1 << 16)); + } + } + + if (event->type == ET_KeyPress) { + if (!k) + return DONT_PROCESS; + + /* don't allow ddx to generate multiple downs, but repeats are okay */ + if (key_is_down(device, key, KEY_PROCESSED) && !event->key_repeat) + return DONT_PROCESS; + + if (device->valuator) + device->valuator->motionHintWindow = NullWindow; + set_key_down(device, key, KEY_PROCESSED); + } else if (event->type == ET_KeyRelease) { + if (!k) + return DONT_PROCESS; + + if (!key_is_down(device, key, KEY_PROCESSED)) /* guard against duplicates */ + return DONT_PROCESS; + if (device->valuator) + device->valuator->motionHintWindow = NullWindow; + set_key_up(device, key, KEY_PROCESSED); + } else if (event->type == ET_ButtonPress) { + Mask mask; + if (!b) + return DONT_PROCESS; + + if (button_is_down(device, key, BUTTON_PROCESSED)) + return DONT_PROCESS; + + set_button_down(device, key, BUTTON_PROCESSED); + if (device->valuator) + device->valuator->motionHintWindow = NullWindow; + if (!b->map[key]) + return DONT_PROCESS; + b->buttonsDown++; + b->motionMask = DeviceButtonMotionMask; + if (b->map[key] <= 5) + b->state |= (Button1Mask >> 1) << b->map[key]; + + /* Add state and motionMask to the filter for this event */ + mask = DevicePointerMotionMask | b->state | b->motionMask; + SetMaskForEvent(device->id, mask, DeviceMotionNotify); + mask = PointerMotionMask | b->state | b->motionMask; + SetMaskForEvent(device->id, mask, MotionNotify); + } else if (event->type == ET_ButtonRelease) { + Mask mask; + if (!b) + return DONT_PROCESS; + + if (!button_is_down(device, key, BUTTON_PROCESSED)) + return DONT_PROCESS; + if (IsMaster(device)) { + DeviceIntPtr sd; + + /* + * Leave the button down if any slave has the + * button still down. Note that this depends on the + * event being delivered through the slave first + */ + for (sd = inputInfo.devices; sd; sd = sd->next) { + if (IsMaster(sd) || sd->u.master != device) + continue; + if (!sd->button) + continue; + for (i = 1; i <= sd->button->numButtons; i++) + if (sd->button->map[i] == key && + button_is_down(sd, i, BUTTON_PROCESSED)) + return DONT_PROCESS; + } + } + set_button_up(device, key, BUTTON_PROCESSED); + if (device->valuator) + device->valuator->motionHintWindow = NullWindow; + if (!b->map[key]) + return DONT_PROCESS; + if (b->buttonsDown >= 1 && !--b->buttonsDown) + b->motionMask = 0; + if (b->map[key] <= 5) + b->state &= ~((Button1Mask >> 1) << b->map[key]); + + /* Add state and motionMask to the filter for this event */ + mask = DevicePointerMotionMask | b->state | b->motionMask; + SetMaskForEvent(device->id, mask, DeviceMotionNotify); + mask = PointerMotionMask | b->state | b->motionMask; + SetMaskForEvent(device->id, mask, MotionNotify); + } else if (event->type == ET_ProximityIn) + device->proximity->in_proximity = TRUE; + else if (event->type == ET_ProximityOut) + device->proximity->in_proximity = FALSE; + + return DEFAULT; +} + +static void +ProcessRawEvent(RawDeviceEvent *ev, DeviceIntPtr device) +{ + GrabPtr grab = device->deviceGrab.grab; + + if (grab) + DeliverGrabbedEvent((InternalEvent*)ev, device, FALSE); + else { /* deliver to all root windows */ + xEvent *xi; + int i; + + i = EventToXI2((InternalEvent*)ev, (xEvent**)&xi); + if (i != Success) + { + ErrorF("[Xi] %s: XI2 conversion failed in ProcessRawEvent (%d)\n", + device->name, i); + return; + } + + for (i = 0; i < screenInfo.numScreens; i++) + DeliverEventsToWindow(device, screenInfo.screens[i]->root, xi, 1, + GetEventFilter(device, xi), NULL); + free(xi); + } +} + +/** + * Main device event processing function. + * Called from when processing the events from the event queue. + * + */ +void +ProcessOtherEvent(InternalEvent *ev, DeviceIntPtr device) +{ + GrabPtr grab; + Bool deactivateDeviceGrab = FALSE; + int key = 0, rootX, rootY; + ButtonClassPtr b; + KeyClassPtr k; + ValuatorClassPtr v; + int ret = 0; + int state, i; + DeviceIntPtr mouse = NULL, kbd = NULL; + DeviceEvent *event = &ev->device_event; + + CHECKEVENT(ev); + + if (ev->any.type == ET_RawKeyPress || + ev->any.type == ET_RawKeyRelease || + ev->any.type == ET_RawButtonPress || + ev->any.type == ET_RawButtonRelease || + ev->any.type == ET_RawMotion) + { + ProcessRawEvent(&ev->raw_event, device); + return; + } + + if (IsPointerDevice(device)) + { + kbd = GetPairedDevice(device); + mouse = device; + if (!kbd->key) /* can happen with floating SDs */ + kbd = NULL; + } else + { + mouse = GetPairedDevice(device); + kbd = device; + if (!mouse->valuator || !mouse->button) /* may be float. SDs */ + mouse = NULL; + } + + /* State needs to be assembled BEFORE the device is updated. */ + state = (kbd && kbd->key) ? XkbStateFieldFromRec(&kbd->key->xkbInfo->state) : 0; + state |= (mouse && mouse->button) ? (mouse->button->state) : 0; + + for (i = 0; mouse && mouse->button && i < mouse->button->numButtons; i++) + if (BitIsOn(mouse->button->down, i)) + SetBit(event->buttons, i); + + if (kbd && kbd->key) + { + XkbStatePtr state; + /* we need the state before the event happens */ + if (event->type == ET_KeyPress || event->type == ET_KeyRelease) + state = &kbd->key->xkbInfo->prev_state; + else + state = &kbd->key->xkbInfo->state; + + event->mods.base = state->base_mods; + event->mods.latched = state->latched_mods; + event->mods.locked = state->locked_mods; + event->mods.effective = state->mods; + + event->group.base = state->base_group; + event->group.latched = state->latched_group; + event->group.locked = state->locked_group; + event->group.effective = state->group; + } + + ret = UpdateDeviceState(device, event); + if (ret == DONT_PROCESS) + return; + + v = device->valuator; + b = device->button; + k = device->key; + + if (IsMaster(device) || !device->u.master) + CheckMotion(event, device); + + switch (event->type) + { + case ET_Motion: + case ET_ButtonPress: + case ET_ButtonRelease: + case ET_KeyPress: + case ET_KeyRelease: + case ET_ProximityIn: + case ET_ProximityOut: + GetSpritePosition(device, &rootX, &rootY); + event->root_x = rootX; + event->root_y = rootY; + NoticeEventTime((InternalEvent*)event); + event->corestate = state; + key = event->detail.key; + break; + default: + break; + } + + if (DeviceEventCallback && !syncEvents.playingEvents) { + DeviceEventInfoRec eventinfo; + SpritePtr pSprite = device->spriteInfo->sprite; + + /* see comment in EnqueueEvents regarding the next three lines */ + if (ev->any.type == ET_Motion) + ev->device_event.root = pSprite->hotPhys.pScreen->root->drawable.id; + + eventinfo.device = device; + eventinfo.event = ev; + CallCallbacks(&DeviceEventCallback, (pointer) & eventinfo); + } + + grab = device->deviceGrab.grab; + + switch(event->type) + { + case ET_KeyPress: + if (!grab && CheckDeviceGrabs(device, event, 0)) { + device->deviceGrab.activatingKey = key; + return; + } + break; + case ET_KeyRelease: + if (grab && device->deviceGrab.fromPassiveGrab && + (key == device->deviceGrab.activatingKey) && + (device->deviceGrab.grab->type == KeyPress || + device->deviceGrab.grab->type == DeviceKeyPress || + device->deviceGrab.grab->type == XI_KeyPress)) + deactivateDeviceGrab = TRUE; + break; + case ET_ButtonPress: + event->detail.button = b->map[key]; + if (!event->detail.button) { /* there's no button 0 */ + event->detail.button = key; + return; + } + if (!grab && CheckDeviceGrabs(device, event, 0)) + { + /* if a passive grab was activated, the event has been sent + * already */ + return; + } + break; + case ET_ButtonRelease: + event->detail.button = b->map[key]; + if (!event->detail.button) { /* there's no button 0 */ + event->detail.button = key; + return; + } + if (grab && !b->buttonsDown && + device->deviceGrab.fromPassiveGrab && + (device->deviceGrab.grab->type == ButtonPress || + device->deviceGrab.grab->type == DeviceButtonPress || + device->deviceGrab.grab->type == XI_ButtonPress)) + deactivateDeviceGrab = TRUE; + default: + break; + } + + + if (grab) + DeliverGrabbedEvent((InternalEvent*)event, device, deactivateDeviceGrab); + else if (device->focus && !IsPointerEvent((InternalEvent*)ev)) + DeliverFocusedEvent(device, (InternalEvent*)event, + GetSpriteWindow(device)); + else + DeliverDeviceEvents(GetSpriteWindow(device), (InternalEvent*)event, + NullGrab, NullWindow, device); + + if (deactivateDeviceGrab == TRUE) + (*device->deviceGrab.DeactivateGrab) (device); + event->detail.key = key; +} + +int +InitProximityClassDeviceStruct(DeviceIntPtr dev) +{ + ProximityClassPtr proxc; + + proxc = (ProximityClassPtr) malloc(sizeof(ProximityClassRec)); + if (!proxc) + return FALSE; + proxc->sourceid = dev->id; + proxc->in_proximity = TRUE; + dev->proximity = proxc; + return TRUE; +} + +/** + * Initialise the device's valuators. The memory must already be allocated, + * this function merely inits the matching axis (specified through axnum) to + * sane values. + * + * It is a condition that (minval < maxval). + * + * @see InitValuatorClassDeviceStruct + */ +void +InitValuatorAxisStruct(DeviceIntPtr dev, int axnum, Atom label, int minval, int maxval, + int resolution, int min_res, int max_res, int mode) +{ + AxisInfoPtr ax; + + if (!dev || !dev->valuator || minval > maxval) + return; + if (axnum >= dev->valuator->numAxes) + return; + + ax = dev->valuator->axes + axnum; + + ax->min_value = minval; + ax->max_value = maxval; + ax->resolution = resolution; + ax->min_resolution = min_res; + ax->max_resolution = max_res; + ax->label = label; + ax->mode = mode; + + if (mode & OutOfProximity) + dev->proximity->in_proximity = FALSE; +} + +static void +FixDeviceStateNotify(DeviceIntPtr dev, deviceStateNotify * ev, KeyClassPtr k, + ButtonClassPtr b, ValuatorClassPtr v, int first) +{ + ev->type = DeviceStateNotify; + ev->deviceid = dev->id; + ev->time = currentTime.milliseconds; + ev->classes_reported = 0; + ev->num_keys = 0; + ev->num_buttons = 0; + ev->num_valuators = 0; + + if (b) { + ev->classes_reported |= (1 << ButtonClass); + ev->num_buttons = b->numButtons; + memcpy((char*)ev->buttons, (char*)b->down, 4); + } else if (k) { + ev->classes_reported |= (1 << KeyClass); + ev->num_keys = k->xkbInfo->desc->max_key_code - + k->xkbInfo->desc->min_key_code; + memmove((char *)&ev->keys[0], (char *)k->down, 4); + } + if (v) { + int nval = v->numAxes - first; + + ev->classes_reported |= (1 << ValuatorClass); + ev->classes_reported |= valuator_get_mode(dev, 0) << ModeBitsShift; + ev->num_valuators = nval < 3 ? nval : 3; + switch (ev->num_valuators) { + case 3: + ev->valuator2 = v->axisVal[first + 2]; + case 2: + ev->valuator1 = v->axisVal[first + 1]; + case 1: + ev->valuator0 = v->axisVal[first]; + break; + } + } +} + +static void +FixDeviceValuator(DeviceIntPtr dev, deviceValuator * ev, ValuatorClassPtr v, + int first) +{ + int nval = v->numAxes - first; + + ev->type = DeviceValuator; + ev->deviceid = dev->id; + ev->num_valuators = nval < 3 ? nval : 3; + ev->first_valuator = first; + switch (ev->num_valuators) { + case 3: + ev->valuator2 = v->axisVal[first + 2]; + case 2: + ev->valuator1 = v->axisVal[first + 1]; + case 1: + ev->valuator0 = v->axisVal[first]; + break; + } + first += ev->num_valuators; +} + +void +DeviceFocusEvent(DeviceIntPtr dev, int type, int mode, int detail, + WindowPtr pWin) +{ + deviceFocus event; + xXIFocusInEvent *xi2event; + DeviceIntPtr mouse; + int btlen, len, i; + + mouse = (IsMaster(dev) || dev->u.master) ? GetMaster(dev, MASTER_POINTER) : dev; + + /* XI 2 event */ + btlen = (mouse->button) ? bits_to_bytes(mouse->button->numButtons) : 0; + btlen = bytes_to_int32(btlen); + len = sizeof(xXIFocusInEvent) + btlen * 4; + + xi2event = calloc(1, len); + xi2event->type = GenericEvent; + xi2event->extension = IReqCode; + xi2event->evtype = type; + xi2event->length = bytes_to_int32(len - sizeof(xEvent)); + xi2event->buttons_len = btlen; + xi2event->detail = detail; + xi2event->time = currentTime.milliseconds; + xi2event->deviceid = dev->id; + xi2event->sourceid = dev->id; /* a device doesn't change focus by itself */ + xi2event->mode = mode; + xi2event->root_x = FP1616(mouse->spriteInfo->sprite->hot.x, 0); + xi2event->root_y = FP1616(mouse->spriteInfo->sprite->hot.y, 0); + + for (i = 0; mouse && mouse->button && i < mouse->button->numButtons; i++) + if (BitIsOn(mouse->button->down, i)) + SetBit(&xi2event[1], i); + + if (dev->key) + { + xi2event->mods.base_mods = dev->key->xkbInfo->state.base_mods; + xi2event->mods.latched_mods = dev->key->xkbInfo->state.latched_mods; + xi2event->mods.locked_mods = dev->key->xkbInfo->state.locked_mods; + xi2event->mods.effective_mods = dev->key->xkbInfo->state.mods; + + xi2event->group.base_group = dev->key->xkbInfo->state.base_group; + xi2event->group.latched_group = dev->key->xkbInfo->state.latched_group; + xi2event->group.locked_group = dev->key->xkbInfo->state.locked_group; + xi2event->group.effective_group = dev->key->xkbInfo->state.group; + } + + FixUpEventFromWindow(dev->spriteInfo->sprite, (xEvent*)xi2event, pWin, + None, FALSE); + + DeliverEventsToWindow(dev, pWin, (xEvent*)xi2event, 1, + GetEventFilter(dev, (xEvent*)xi2event), NullGrab); + + free(xi2event); + + /* XI 1.x event */ + event.deviceid = dev->id; + event.mode = mode; + event.type = (type == XI_FocusIn) ? DeviceFocusIn : DeviceFocusOut; + event.detail = detail; + event.window = pWin->drawable.id; + event.time = currentTime.milliseconds; + + DeliverEventsToWindow(dev, pWin, (xEvent *) & event, 1, + DeviceFocusChangeMask, NullGrab); + + if ((type == DeviceFocusIn) && + (wOtherInputMasks(pWin)) && + (wOtherInputMasks(pWin)->inputEvents[dev->id] & DeviceStateNotifyMask)) + { + int evcount = 1; + deviceStateNotify *ev, *sev; + deviceKeyStateNotify *kev; + deviceButtonStateNotify *bev; + + KeyClassPtr k; + ButtonClassPtr b; + ValuatorClassPtr v; + int nval = 0, nkeys = 0, nbuttons = 0, first = 0; + + if ((b = dev->button) != NULL) { + nbuttons = b->numButtons; + if (nbuttons > 32) + evcount++; + } + if ((k = dev->key) != NULL) { + nkeys = k->xkbInfo->desc->max_key_code - + k->xkbInfo->desc->min_key_code; + if (nkeys > 32) + evcount++; + if (nbuttons > 0) { + evcount++; + } + } + if ((v = dev->valuator) != NULL) { + nval = v->numAxes; + + if (nval > 3) + evcount++; + if (nval > 6) { + if (!(k && b)) + evcount++; + if (nval > 9) + evcount += ((nval - 7) / 3); + } + } + + sev = ev = (deviceStateNotify *) malloc(evcount * sizeof(xEvent)); + FixDeviceStateNotify(dev, ev, NULL, NULL, NULL, first); + + if (b != NULL) { + FixDeviceStateNotify(dev, ev++, NULL, b, v, first); + first += 3; + nval -= 3; + if (nbuttons > 32) { + (ev - 1)->deviceid |= MORE_EVENTS; + bev = (deviceButtonStateNotify *) ev++; + bev->type = DeviceButtonStateNotify; + bev->deviceid = dev->id; + memcpy((char*)&bev->buttons[4], (char*)&b->down[4], DOWN_LENGTH - 4); + } + if (nval > 0) { + (ev - 1)->deviceid |= MORE_EVENTS; + FixDeviceValuator(dev, (deviceValuator *) ev++, v, first); + first += 3; + nval -= 3; + } + } + + if (k != NULL) { + FixDeviceStateNotify(dev, ev++, k, NULL, v, first); + first += 3; + nval -= 3; + if (nkeys > 32) { + (ev - 1)->deviceid |= MORE_EVENTS; + kev = (deviceKeyStateNotify *) ev++; + kev->type = DeviceKeyStateNotify; + kev->deviceid = dev->id; + memmove((char *)&kev->keys[0], (char *)&k->down[4], 28); + } + if (nval > 0) { + (ev - 1)->deviceid |= MORE_EVENTS; + FixDeviceValuator(dev, (deviceValuator *) ev++, v, first); + first += 3; + nval -= 3; + } + } + + while (nval > 0) { + FixDeviceStateNotify(dev, ev++, NULL, NULL, v, first); + first += 3; + nval -= 3; + if (nval > 0) { + (ev - 1)->deviceid |= MORE_EVENTS; + FixDeviceValuator(dev, (deviceValuator *) ev++, v, first); + first += 3; + nval -= 3; + } + } + + DeliverEventsToWindow(dev, pWin, (xEvent *) sev, evcount, + DeviceStateNotifyMask, NullGrab); + free(sev); + } +} + +int +CheckGrabValues(ClientPtr client, GrabParameters* param) +{ + if (param->grabtype != GRABTYPE_CORE && + param->grabtype != GRABTYPE_XI && + param->grabtype != GRABTYPE_XI2) + { + ErrorF("[Xi] grabtype is invalid. This is a bug.\n"); + return BadImplementation; + } + + if ((param->this_device_mode != GrabModeSync) && + (param->this_device_mode != GrabModeAsync)) { + client->errorValue = param->this_device_mode; + return BadValue; + } + if ((param->other_devices_mode != GrabModeSync) && + (param->other_devices_mode != GrabModeAsync)) { + client->errorValue = param->other_devices_mode; + return BadValue; + } + + if (param->grabtype != GRABTYPE_XI2 && (param->modifiers != AnyModifier) && + (param->modifiers & ~AllModifiersMask)) { + client->errorValue = param->modifiers; + return BadValue; + } + + if ((param->ownerEvents != xFalse) && (param->ownerEvents != xTrue)) { + client->errorValue = param->ownerEvents; + return BadValue; + } + return Success; +} + +int +GrabButton(ClientPtr client, DeviceIntPtr dev, DeviceIntPtr modifier_device, + int button, GrabParameters *param, GrabType grabtype, + GrabMask *mask) +{ + WindowPtr pWin, confineTo; + CursorPtr cursor; + GrabPtr grab; + int rc, type = -1; + Mask access_mode = DixGrabAccess; + + rc = CheckGrabValues(client, param); + if (rc != Success) + return rc; + if (param->confineTo == None) + confineTo = NullWindow; + else { + rc = dixLookupWindow(&confineTo, param->confineTo, client, DixSetAttrAccess); + if (rc != Success) + return rc; + } + if (param->cursor == None) + cursor = NullCursor; + else { + rc = dixLookupResourceByType((pointer *)&cursor, param->cursor, + RT_CURSOR, client, DixUseAccess); + if (rc != Success) + { + client->errorValue = param->cursor; + return rc; + } + access_mode |= DixForceAccess; + } + if (param->this_device_mode == GrabModeSync || param->other_devices_mode == GrabModeSync) + access_mode |= DixFreezeAccess; + rc = XaceHook(XACE_DEVICE_ACCESS, client, dev, access_mode); + if (rc != Success) + return rc; + rc = dixLookupWindow(&pWin, param->grabWindow, client, DixSetAttrAccess); + if (rc != Success) + return rc; + + if (grabtype == GRABTYPE_XI) + type = DeviceButtonPress; + else if (grabtype == GRABTYPE_XI2) + type = XI_ButtonPress; + + grab = CreateGrab(client->index, dev, modifier_device, pWin, grabtype, + mask, param, type, button, confineTo, cursor); + if (!grab) + return BadAlloc; + return AddPassiveGrabToList(client, grab); +} + +/** + * Grab the given key. If grabtype is GRABTYPE_XI, the key is a keycode. If + * grabtype is GRABTYPE_XI2, the key is a keysym. + */ +int +GrabKey(ClientPtr client, DeviceIntPtr dev, DeviceIntPtr modifier_device, + int key, GrabParameters *param, GrabType grabtype, GrabMask *mask) +{ + WindowPtr pWin; + GrabPtr grab; + KeyClassPtr k = dev->key; + Mask access_mode = DixGrabAccess; + int rc, type = -1; + + rc = CheckGrabValues(client, param); + if (rc != Success) + return rc; + if (k == NULL) + return BadMatch; + if (grabtype == GRABTYPE_XI) + { + if ((key > k->xkbInfo->desc->max_key_code || + key < k->xkbInfo->desc->min_key_code) + && (key != AnyKey)) { + client->errorValue = key; + return BadValue; + } + type = DeviceKeyPress; + } else if (grabtype == GRABTYPE_XI2) + type = XI_KeyPress; + + rc = dixLookupWindow(&pWin, param->grabWindow, client, DixSetAttrAccess); + if (rc != Success) + return rc; + if (param->this_device_mode == GrabModeSync || param->other_devices_mode == GrabModeSync) + access_mode |= DixFreezeAccess; + rc = XaceHook(XACE_DEVICE_ACCESS, client, dev, access_mode); + if (rc != Success) + return rc; + + grab = CreateGrab(client->index, dev, modifier_device, pWin, grabtype, + mask, param, type, key, NULL, NULL); + if (!grab) + return BadAlloc; + return AddPassiveGrabToList(client, grab); +} + +/* Enter/FocusIn grab */ +int +GrabWindow(ClientPtr client, DeviceIntPtr dev, int type, + GrabParameters *param, GrabMask *mask) +{ + WindowPtr pWin; + CursorPtr cursor; + GrabPtr grab; + Mask access_mode = DixGrabAccess; + int rc; + + rc = CheckGrabValues(client, param); + if (rc != Success) + return rc; + + rc = dixLookupWindow(&pWin, param->grabWindow, client, DixSetAttrAccess); + if (rc != Success) + return rc; + if (param->cursor == None) + cursor = NullCursor; + else { + rc = dixLookupResourceByType((pointer *)&cursor, param->cursor, + RT_CURSOR, client, DixUseAccess); + if (rc != Success) + { + client->errorValue = param->cursor; + return rc; + } + access_mode |= DixForceAccess; + } + if (param->this_device_mode == GrabModeSync || param->other_devices_mode == GrabModeSync) + access_mode |= DixFreezeAccess; + rc = XaceHook(XACE_DEVICE_ACCESS, client, dev, access_mode); + if (rc != Success) + return rc; + + grab = CreateGrab(client->index, dev, dev, pWin, GRABTYPE_XI2, + mask, param, (type == XIGrabtypeEnter) ? XI_Enter : XI_FocusIn, + 0, NULL, cursor); + + if (!grab) + return BadAlloc; + + return AddPassiveGrabToList(client, grab); +} + +int +SelectForWindow(DeviceIntPtr dev, WindowPtr pWin, ClientPtr client, + Mask mask, Mask exclusivemasks) +{ + int mskidx = dev->id; + int i, ret; + Mask check; + InputClientsPtr others; + + check = (mask & exclusivemasks); + if (wOtherInputMasks(pWin)) { + if (check & wOtherInputMasks(pWin)->inputEvents[mskidx]) { /* It is illegal for two different + * clients to select on any of the + * events for maskcheck. However, + * it is OK, for some client to + * continue selecting on one of those + * events. */ + for (others = wOtherInputMasks(pWin)->inputClients; others; + others = others->next) { + if (!SameClient(others, client) && (check & + others->mask[mskidx])) + return BadAccess; + } + } + for (others = wOtherInputMasks(pWin)->inputClients; others; + others = others->next) { + if (SameClient(others, client)) { + check = others->mask[mskidx]; + others->mask[mskidx] = mask; + if (mask == 0) { + for (i = 0; i < EMASKSIZE; i++) + if (i != mskidx && others->mask[i] != 0) + break; + if (i == EMASKSIZE) { + RecalculateDeviceDeliverableEvents(pWin); + if (ShouldFreeInputMasks(pWin, FALSE)) + FreeResource(others->resource, RT_NONE); + return Success; + } + } + goto maskSet; + } + } + } + check = 0; + if ((ret = AddExtensionClient(pWin, client, mask, mskidx)) != Success) + return ret; + maskSet: + if (dev->valuator) + if ((dev->valuator->motionHintWindow == pWin) && + (mask & DevicePointerMotionHintMask) && + !(check & DevicePointerMotionHintMask) && !dev->deviceGrab.grab) + dev->valuator->motionHintWindow = NullWindow; + RecalculateDeviceDeliverableEvents(pWin); + return Success; +} + +int +AddExtensionClient(WindowPtr pWin, ClientPtr client, Mask mask, int mskidx) +{ + InputClientsPtr others; + + if (!pWin->optional && !MakeWindowOptional(pWin)) + return BadAlloc; + others = calloc(1, sizeof(InputClients)); + if (!others) + return BadAlloc; + if (!pWin->optional->inputMasks && !MakeInputMasks(pWin)) + return BadAlloc; + others->mask[mskidx] = mask; + others->resource = FakeClientID(client->index); + others->next = pWin->optional->inputMasks->inputClients; + pWin->optional->inputMasks->inputClients = others; + if (!AddResource(others->resource, RT_INPUTCLIENT, (pointer) pWin)) + return BadAlloc; + return Success; +} + +static Bool +MakeInputMasks(WindowPtr pWin) +{ + struct _OtherInputMasks *imasks; + + imasks = calloc(1, sizeof(struct _OtherInputMasks)); + if (!imasks) + return FALSE; + pWin->optional->inputMasks = imasks; + return TRUE; +} + +void +RecalculateDeviceDeliverableEvents(WindowPtr pWin) +{ + InputClientsPtr others; + struct _OtherInputMasks *inputMasks; /* default: NULL */ + WindowPtr pChild, tmp; + int i, j; + + pChild = pWin; + while (1) { + if ((inputMasks = wOtherInputMasks(pChild)) != 0) { + for (i = 0; i < EMASKSIZE; i++) + memset(inputMasks->xi2mask[i], 0, sizeof(inputMasks->xi2mask[i])); + for (others = inputMasks->inputClients; others; + others = others->next) { + for (i = 0; i < EMASKSIZE; i++) + inputMasks->inputEvents[i] |= others->mask[i]; + for (i = 0; i < EMASKSIZE; i++) + for (j = 0; j < XI2MASKSIZE; j++) + inputMasks->xi2mask[i][j] |= others->xi2mask[i][j]; + } + for (i = 0; i < EMASKSIZE; i++) + inputMasks->deliverableEvents[i] = inputMasks->inputEvents[i]; + for (tmp = pChild->parent; tmp; tmp = tmp->parent) + if (wOtherInputMasks(tmp)) + for (i = 0; i < EMASKSIZE; i++) + inputMasks->deliverableEvents[i] |= + (wOtherInputMasks(tmp)->deliverableEvents[i] + & ~inputMasks-> + dontPropagateMask[i] & PropagateMask[i]); + } + if (pChild->firstChild) { + pChild = pChild->firstChild; + continue; + } + while (!pChild->nextSib && (pChild != pWin)) + pChild = pChild->parent; + if (pChild == pWin) + break; + pChild = pChild->nextSib; + } +} + +int +InputClientGone(WindowPtr pWin, XID id) +{ + InputClientsPtr other, prev; + + if (!wOtherInputMasks(pWin)) + return Success; + prev = 0; + for (other = wOtherInputMasks(pWin)->inputClients; other; + other = other->next) { + if (other->resource == id) { + if (prev) { + prev->next = other->next; + free(other); + } else if (!(other->next)) { + if (ShouldFreeInputMasks(pWin, TRUE)) { + wOtherInputMasks(pWin)->inputClients = other->next; + free(wOtherInputMasks(pWin)); + pWin->optional->inputMasks = (OtherInputMasks *) NULL; + CheckWindowOptionalNeed(pWin); + free(other); + } else { + other->resource = FakeClientID(0); + if (!AddResource(other->resource, RT_INPUTCLIENT, + (pointer) pWin)) + return BadAlloc; + } + } else { + wOtherInputMasks(pWin)->inputClients = other->next; + free(other); + } + RecalculateDeviceDeliverableEvents(pWin); + return Success; + } + prev = other; + } + FatalError("client not on device event list"); +} + +int +SendEvent(ClientPtr client, DeviceIntPtr d, Window dest, Bool propagate, + xEvent * ev, Mask mask, int count) +{ + WindowPtr pWin; + WindowPtr effectiveFocus = NullWindow; /* only set if dest==InputFocus */ + WindowPtr spriteWin = GetSpriteWindow(d); + + if (dest == PointerWindow) + pWin = spriteWin; + else if (dest == InputFocus) { + WindowPtr inputFocus; + + if (!d->focus) + inputFocus = spriteWin; + else + inputFocus = d->focus->win; + + if (inputFocus == FollowKeyboardWin) + inputFocus = inputInfo.keyboard->focus->win; + + if (inputFocus == NoneWin) + return Success; + + /* If the input focus is PointerRootWin, send the event to where + * the pointer is if possible, then perhaps propogate up to root. */ + if (inputFocus == PointerRootWin) + inputFocus = GetCurrentRootWindow(d); + + if (IsParent(inputFocus, spriteWin)) { + effectiveFocus = inputFocus; + pWin = spriteWin; + } else + effectiveFocus = pWin = inputFocus; + } else + dixLookupWindow(&pWin, dest, client, DixSendAccess); + if (!pWin) + return BadWindow; + if ((propagate != xFalse) && (propagate != xTrue)) { + client->errorValue = propagate; + return BadValue; + } + ev->u.u.type |= 0x80; + if (propagate) { + for (; pWin; pWin = pWin->parent) { + if (DeliverEventsToWindow(d, pWin, ev, count, mask, NullGrab)) + return Success; + if (pWin == effectiveFocus) + return Success; + if (wOtherInputMasks(pWin)) + mask &= ~wOtherInputMasks(pWin)->dontPropagateMask[d->id]; + if (!mask) + break; + } + } else if (!XaceHook(XACE_SEND_ACCESS, client, NULL, pWin, ev, count)) + DeliverEventsToWindow(d, pWin, ev, count, mask, NullGrab); + return Success; +} + +int +SetButtonMapping(ClientPtr client, DeviceIntPtr dev, int nElts, BYTE * map) +{ + int i; + ButtonClassPtr b = dev->button; + + if (b == NULL) + return BadMatch; + + if (nElts != b->numButtons) { + client->errorValue = nElts; + return BadValue; + } + if (BadDeviceMap(&map[0], nElts, 1, 255, &client->errorValue)) + return BadValue; + for (i = 0; i < nElts; i++) + 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]; + return Success; +} + +int +ChangeKeyMapping(ClientPtr client, + DeviceIntPtr dev, + unsigned len, + int type, + KeyCode firstKeyCode, + CARD8 keyCodes, CARD8 keySymsPerKeyCode, KeySym * map) +{ + KeySymsRec keysyms; + KeyClassPtr k = dev->key; + + if (k == NULL) + return BadMatch; + + if (len != (keyCodes * keySymsPerKeyCode)) + return BadLength; + + if ((firstKeyCode < k->xkbInfo->desc->min_key_code) || + (firstKeyCode + keyCodes - 1 > k->xkbInfo->desc->max_key_code)) { + client->errorValue = firstKeyCode; + return BadValue; + } + if (keySymsPerKeyCode == 0) { + client->errorValue = 0; + return BadValue; + } + keysyms.minKeyCode = firstKeyCode; + keysyms.maxKeyCode = firstKeyCode + keyCodes - 1; + keysyms.mapWidth = keySymsPerKeyCode; + keysyms.map = map; + + XkbApplyMappingChange(dev, &keysyms, firstKeyCode, keyCodes, NULL, + serverClient); + + return Success; +} + +static void +DeleteDeviceFromAnyExtEvents(WindowPtr pWin, DeviceIntPtr dev) +{ + WindowPtr parent; + + /* Deactivate any grabs performed on this window, before making + * any input focus changes. + * Deactivating a device grab should cause focus events. */ + + if (dev->deviceGrab.grab && (dev->deviceGrab.grab->window == pWin)) + (*dev->deviceGrab.DeactivateGrab) (dev); + + /* If the focus window is a root window (ie. has no parent) + * then don't delete the focus from it. */ + + if (dev->focus && (pWin == dev->focus->win) && (pWin->parent != NullWindow)) { + int focusEventMode = NotifyNormal; + + /* If a grab is in progress, then alter the mode of focus events. */ + + if (dev->deviceGrab.grab) + focusEventMode = NotifyWhileGrabbed; + + switch (dev->focus->revert) { + case RevertToNone: + if (!ActivateFocusInGrab(dev, pWin, NoneWin)) + DoFocusEvents(dev, pWin, NoneWin, focusEventMode); + dev->focus->win = NoneWin; + dev->focus->traceGood = 0; + break; + case RevertToParent: + parent = pWin; + do { + parent = parent->parent; + dev->focus->traceGood--; + } + while (!parent->realized); + if (!ActivateFocusInGrab(dev, pWin, parent)) + DoFocusEvents(dev, pWin, parent, focusEventMode); + dev->focus->win = parent; + dev->focus->revert = RevertToNone; + break; + case RevertToPointerRoot: + if (!ActivateFocusInGrab(dev, pWin, PointerRootWin)) + DoFocusEvents(dev, pWin, PointerRootWin, focusEventMode); + dev->focus->win = PointerRootWin; + dev->focus->traceGood = 0; + break; + case RevertToFollowKeyboard: + { + DeviceIntPtr kbd = GetMaster(dev, MASTER_KEYBOARD); + if (!kbd || (kbd == dev && kbd != inputInfo.keyboard)) + kbd = inputInfo.keyboard; + if (kbd->focus->win) { + if (!ActivateFocusInGrab(dev, pWin, kbd->focus->win)) + DoFocusEvents(dev, pWin, kbd->focus->win, focusEventMode); + dev->focus->win = FollowKeyboardWin; + dev->focus->traceGood = 0; + } else { + if (!ActivateFocusInGrab(dev, pWin, NoneWin)) + DoFocusEvents(dev, pWin, NoneWin, focusEventMode); + dev->focus->win = NoneWin; + dev->focus->traceGood = 0; + } + } + break; + } + } + + if (dev->valuator) + if (dev->valuator->motionHintWindow == pWin) + dev->valuator->motionHintWindow = NullWindow; +} + +void +DeleteWindowFromAnyExtEvents(WindowPtr pWin, Bool freeResources) +{ + int i; + DeviceIntPtr dev; + InputClientsPtr ic; + struct _OtherInputMasks *inputMasks; + + for (dev = inputInfo.devices; dev; dev = dev->next) { + DeleteDeviceFromAnyExtEvents(pWin, dev); + } + + for (dev = inputInfo.off_devices; dev; dev = dev->next) + DeleteDeviceFromAnyExtEvents(pWin, dev); + + if (freeResources) + while ((inputMasks = wOtherInputMasks(pWin)) != 0) { + ic = inputMasks->inputClients; + for (i = 0; i < EMASKSIZE; i++) + inputMasks->dontPropagateMask[i] = 0; + FreeResource(ic->resource, RT_NONE); + } +} + +int +MaybeSendDeviceMotionNotifyHint(deviceKeyButtonPointer * pEvents, Mask mask) +{ + DeviceIntPtr dev; + + dixLookupDevice(&dev, pEvents->deviceid & DEVICE_BITS, serverClient, + DixReadAccess); + if (!dev) + return 0; + + if (pEvents->type == DeviceMotionNotify) { + if (mask & DevicePointerMotionHintMask) { + if (WID(dev->valuator->motionHintWindow) == pEvents->event) { + return 1; /* don't send, but pretend we did */ + } + pEvents->detail = NotifyHint; + } else { + pEvents->detail = NotifyNormal; + } + } + return 0; +} + +void +CheckDeviceGrabAndHintWindow(WindowPtr pWin, int type, + deviceKeyButtonPointer * xE, GrabPtr grab, + ClientPtr client, Mask deliveryMask) +{ + DeviceIntPtr dev; + + dixLookupDevice(&dev, xE->deviceid & DEVICE_BITS, serverClient, + DixGrabAccess); + if (!dev) + return; + + if (type == DeviceMotionNotify) + dev->valuator->motionHintWindow = pWin; + else if ((type == DeviceButtonPress) && (!grab) && + (deliveryMask & DeviceButtonGrabMask)) { + GrabRec tempGrab; + + tempGrab.device = dev; + tempGrab.resource = client->clientAsMask; + tempGrab.window = pWin; + tempGrab.ownerEvents = + (deliveryMask & DeviceOwnerGrabButtonMask) ? TRUE : FALSE; + tempGrab.eventMask = deliveryMask; + tempGrab.keyboardMode = GrabModeAsync; + tempGrab.pointerMode = GrabModeAsync; + tempGrab.confineTo = NullWindow; + tempGrab.cursor = NullCursor; + tempGrab.next = NULL; + (*dev->deviceGrab.ActivateGrab) (dev, &tempGrab, currentTime, TRUE); + } +} + +static Mask +DeviceEventMaskForClient(DeviceIntPtr dev, WindowPtr pWin, ClientPtr client) +{ + InputClientsPtr other; + + if (!wOtherInputMasks(pWin)) + return 0; + for (other = wOtherInputMasks(pWin)->inputClients; other; + other = other->next) { + if (SameClient(other, client)) + return other->mask[dev->id]; + } + return 0; +} + +void +MaybeStopDeviceHint(DeviceIntPtr dev, ClientPtr client) +{ + WindowPtr pWin; + GrabPtr grab = dev->deviceGrab.grab; + + pWin = dev->valuator->motionHintWindow; + + if ((grab && SameClient(grab, client) && + ((grab->eventMask & DevicePointerMotionHintMask) || + (grab->ownerEvents && + (DeviceEventMaskForClient(dev, pWin, client) & + DevicePointerMotionHintMask)))) || + (!grab && + (DeviceEventMaskForClient(dev, pWin, client) & + DevicePointerMotionHintMask))) + dev->valuator->motionHintWindow = NullWindow; +} + +int +DeviceEventSuppressForWindow(WindowPtr pWin, ClientPtr client, Mask mask, + int maskndx) +{ + struct _OtherInputMasks *inputMasks = wOtherInputMasks(pWin); + + if (mask & ~PropagateMask[maskndx]) { + client->errorValue = mask; + return BadValue; + } + + if (mask == 0) { + if (inputMasks) + inputMasks->dontPropagateMask[maskndx] = mask; + } else { + if (!inputMasks) + AddExtensionClient(pWin, client, 0, 0); + inputMasks = wOtherInputMasks(pWin); + inputMasks->dontPropagateMask[maskndx] = mask; + } + RecalculateDeviceDeliverableEvents(pWin); + if (ShouldFreeInputMasks(pWin, FALSE)) + FreeResource(inputMasks->inputClients->resource, RT_NONE); + return Success; +} + +Bool +ShouldFreeInputMasks(WindowPtr pWin, Bool ignoreSelectedEvents) +{ + int i; + Mask allInputEventMasks = 0; + struct _OtherInputMasks *inputMasks = wOtherInputMasks(pWin); + + for (i = 0; i < EMASKSIZE; i++) + allInputEventMasks |= inputMasks->dontPropagateMask[i]; + if (!ignoreSelectedEvents) + for (i = 0; i < EMASKSIZE; i++) + allInputEventMasks |= inputMasks->inputEvents[i]; + if (allInputEventMasks == 0) + return TRUE; + else + return FALSE; +} + +/*********************************************************************** + * + * Walk through the window tree, finding all clients that want to know + * about the Event. + * + */ + +static void +FindInterestedChildren(DeviceIntPtr dev, WindowPtr p1, Mask mask, + xEvent * ev, int count) +{ + WindowPtr p2; + + while (p1) { + p2 = p1->firstChild; + DeliverEventsToWindow(dev, p1, ev, count, mask, NullGrab); + FindInterestedChildren(dev, p2, mask, ev, count); + p1 = p1->nextSib; + } +} + +/*********************************************************************** + * + * Send an event to interested clients in all windows on all screens. + * + */ + +void +SendEventToAllWindows(DeviceIntPtr dev, Mask mask, xEvent * ev, int count) +{ + int i; + WindowPtr pWin, p1; + + for (i = 0; i < screenInfo.numScreens; i++) { + pWin = screenInfo.screens[i]->root; + if (!pWin) + continue; + DeliverEventsToWindow(dev, pWin, ev, count, mask, NullGrab); + p1 = pWin->firstChild; + FindInterestedChildren(dev, p1, mask, ev, count); + } +} + +/** + * Set the XI2 mask for the given client on the given window. + * @param dev The device to set the mask for. + * @param win The window to set the mask on. + * @param client The client setting the mask. + * @param len Number of bytes in mask. + * @param mask Event mask in the form of (1 << eventtype) + */ +int +XISetEventMask(DeviceIntPtr dev, WindowPtr win, ClientPtr client, + unsigned int len, unsigned char* mask) +{ + OtherInputMasks *masks; + InputClientsPtr others = NULL; + + masks = wOtherInputMasks(win); + if (masks) + { + for (others = wOtherInputMasks(win)->inputClients; others; + others = others->next) { + if (SameClient(others, client)) { + memset(others->xi2mask[dev->id], 0, + sizeof(others->xi2mask[dev->id])); + break; + } + } + } + + len = min(len, sizeof(others->xi2mask[dev->id])); + + if (len && !others) + { + if (AddExtensionClient(win, client, 0, 0) != Success) + return BadAlloc; + others= wOtherInputMasks(win)->inputClients; + } + + if (others) + memset(others->xi2mask[dev->id], 0, sizeof(others->xi2mask[dev->id])); + + if (len) + memcpy(others->xi2mask[dev->id], mask, len); + + RecalculateDeviceDeliverableEvents(win); + + return Success; +} diff --git a/xorg-server/Xi/extinit.c b/xorg-server/Xi/extinit.c index a6408fbb3..82df7eb02 100644 --- a/xorg-server/Xi/extinit.c +++ b/xorg-server/Xi/extinit.c @@ -1,1308 +1,1309 @@ -/************************************************************ - -Copyright 1989, 1998 The Open Group - -Permission to use, copy, modify, distribute, and sell this software and its -documentation for any purpose is hereby granted without fee, provided that -the above copyright notice appear in all copies and that both that -copyright notice and this permission notice appear in supporting -documentation. - -The above copyright notice and this permission notice 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 NONINFRINGEMENT. IN NO EVENT SHALL THE -OPEN GROUP 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. - -Except as contained in this notice, the name of The Open Group shall not be -used in advertising or otherwise to promote the sale, use or other dealings -in this Software without prior written authorization from The Open Group. - -Copyright 1989 by Hewlett-Packard Company, Palo Alto, California. - - All Rights Reserved - -Permission to use, copy, modify, and distribute this software and its -documentation for any purpose and without fee is hereby granted, -provided that the above copyright notice appear in all copies and that -both that copyright notice and this permission notice appear in -supporting documentation, and that the name of Hewlett-Packard not be -used in advertising or publicity pertaining to distribution of the -software without specific, written prior permission. - -HEWLETT-PACKARD DISCLAIMS ALL WARRANTIES WITH REGARD TO THIS SOFTWARE, INCLUDING -ALL IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS, IN NO EVENT SHALL -HEWLETT-PACKARD BE LIABLE FOR ANY SPECIAL, INDIRECT OR CONSEQUENTIAL DAMAGES OR -ANY DAMAGES WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, -WHETHER IN AN ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, -ARISING OUT OF OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS -SOFTWARE. - -********************************************************/ - -/******************************************************************** - * - * Dispatch routines and initialization routines for the X input extension. - * - */ - -#define NUMTYPES 15 - -#ifdef HAVE_DIX_CONFIG_H -#include -#endif - -#include "inputstr.h" -#include "gcstruct.h" /* pointer for extnsionst.h */ -#include "extnsionst.h" /* extension entry */ -#include -#include -#include -#include -#include "geext.h" /* extension interfaces for ge */ - -#include "dixevents.h" -#include "exevents.h" -#include "extinit.h" -#include "exglobals.h" -#include "swaprep.h" -#include "privates.h" -#include "protocol-versions.h" - -/* modules local to Xi */ -#include "allowev.h" -#include "chgdctl.h" -#include "chgfctl.h" -#include "chgkbd.h" -#include "chgprop.h" -#include "chgptr.h" -#include "closedev.h" -#include "devbell.h" -#include "getbmap.h" -#include "getbmap.h" -#include "getdctl.h" -#include "getfctl.h" -#include "getfocus.h" -#include "getkmap.h" -#include "getmmap.h" -#include "getprop.h" -#include "getselev.h" -#include "getvers.h" -#include "getvers.h" -#include "grabdev.h" -#include "grabdevb.h" -#include "grabdevk.h" -#include "gtmotion.h" -#include "listdev.h" -#include "opendev.h" -#include "queryst.h" -#include "selectev.h" -#include "sendexev.h" -#include "chgkmap.h" -#include "setbmap.h" -#include "setdval.h" -#include "setfocus.h" -#include "setmmap.h" -#include "setmode.h" -#include "ungrdev.h" -#include "ungrdevb.h" -#include "ungrdevk.h" -#include "xiallowev.h" -#include "xiselectev.h" -#include "xigrabdev.h" -#include "xipassivegrab.h" -#include "xisetdevfocus.h" -#include "xiproperty.h" -#include "xichangecursor.h" -#include "xichangehierarchy.h" -#include "xigetclientpointer.h" -#include "xiquerydevice.h" -#include "xiquerypointer.h" -#include "xiqueryversion.h" -#include "xisetclientpointer.h" -#include "xiwarppointer.h" - - -/* Masks for XI events have to be aligned with core event (partially anyway). - * If DeviceButtonMotionMask is != ButtonMotionMask, event delivery - * breaks down. The device needs the dev->button->motionMask. If DBMM is - * the same as BMM, we can ensure that both core and device events can be - * delivered, without the need for extra structures in the DeviceIntRec. */ -const Mask DeviceKeyPressMask = KeyPressMask; -const Mask DeviceKeyReleaseMask = KeyReleaseMask; -const Mask DeviceButtonPressMask = ButtonPressMask; -const Mask DeviceButtonReleaseMask = ButtonReleaseMask; -const Mask DeviceProximityMask = (1L << 4); -const Mask DeviceStateNotifyMask = (1L << 5); -const Mask DevicePointerMotionMask = PointerMotionMask; -const Mask DevicePointerMotionHintMask = PointerMotionHintMask; -const Mask DeviceButton1MotionMask = Button1MotionMask; -const Mask DeviceButton2MotionMask = Button2MotionMask; -const Mask DeviceButton3MotionMask = Button3MotionMask; -const Mask DeviceButton4MotionMask = Button4MotionMask; -const Mask DeviceButton5MotionMask = Button5MotionMask; -const Mask DeviceButtonMotionMask = ButtonMotionMask; -const Mask DeviceFocusChangeMask = (1L << 14); -const Mask DeviceMappingNotifyMask = (1L << 15); -const Mask ChangeDeviceNotifyMask = (1L << 16); -const Mask DeviceButtonGrabMask = (1L << 17); -const Mask DeviceOwnerGrabButtonMask = (1L << 17); -const Mask DevicePresenceNotifyMask = (1L << 18); -const Mask DeviceEnterWindowMask = (1L << 18); -const Mask DeviceLeaveWindowMask = (1L << 19); -const Mask DevicePropertyNotifyMask = (1L << 20); -const Mask XIAllMasks = (1L << 21) - 1; - -int ExtEventIndex; -Mask ExtExclusiveMasks[EMASKSIZE]; - -static struct dev_type -{ - Atom type; - char *name; -} dev_type[] = { - { - 0, XI_KEYBOARD}, { - 0, XI_MOUSE}, { - 0, XI_TABLET}, { - 0, XI_TOUCHSCREEN}, { - 0, XI_TOUCHPAD}, { - 0, XI_BARCODE}, { - 0, XI_BUTTONBOX}, { - 0, XI_KNOB_BOX}, { - 0, XI_ONE_KNOB}, { - 0, XI_NINE_KNOB}, { - 0, XI_TRACKBALL}, { - 0, XI_QUADRATURE}, { - 0, XI_ID_MODULE}, { - 0, XI_SPACEBALL}, { - 0, XI_DATAGLOVE}, { - 0, XI_EYETRACKER}, { - 0, XI_CURSORKEYS}, { -0, XI_FOOTMOUSE}}; - -CARD8 event_base[numInputClasses]; -XExtEventInfo EventInfo[32]; - -static DeviceIntRec xi_all_devices; -static DeviceIntRec xi_all_master_devices; - -/** - * Dispatch vector. Functions defined in here will be called when the matching - * request arrives. - */ -static int (*ProcIVector[])(ClientPtr) = { - NULL, /* 0 */ - ProcXGetExtensionVersion, /* 1 */ - ProcXListInputDevices, /* 2 */ - ProcXOpenDevice, /* 3 */ - ProcXCloseDevice, /* 4 */ - ProcXSetDeviceMode, /* 5 */ - ProcXSelectExtensionEvent, /* 6 */ - ProcXGetSelectedExtensionEvents, /* 7 */ - ProcXChangeDeviceDontPropagateList, /* 8 */ - ProcXGetDeviceDontPropagateList, /* 9 */ - ProcXGetDeviceMotionEvents, /* 10 */ - ProcXChangeKeyboardDevice, /* 11 */ - ProcXChangePointerDevice, /* 12 */ - ProcXGrabDevice, /* 13 */ - ProcXUngrabDevice, /* 14 */ - ProcXGrabDeviceKey, /* 15 */ - ProcXUngrabDeviceKey, /* 16 */ - ProcXGrabDeviceButton, /* 17 */ - ProcXUngrabDeviceButton, /* 18 */ - ProcXAllowDeviceEvents, /* 19 */ - ProcXGetDeviceFocus, /* 20 */ - ProcXSetDeviceFocus, /* 21 */ - ProcXGetFeedbackControl, /* 22 */ - ProcXChangeFeedbackControl, /* 23 */ - ProcXGetDeviceKeyMapping, /* 24 */ - ProcXChangeDeviceKeyMapping, /* 25 */ - ProcXGetDeviceModifierMapping, /* 26 */ - ProcXSetDeviceModifierMapping, /* 27 */ - ProcXGetDeviceButtonMapping, /* 28 */ - ProcXSetDeviceButtonMapping, /* 29 */ - ProcXQueryDeviceState, /* 30 */ - ProcXSendExtensionEvent, /* 31 */ - ProcXDeviceBell, /* 32 */ - ProcXSetDeviceValuators, /* 33 */ - ProcXGetDeviceControl, /* 34 */ - ProcXChangeDeviceControl, /* 35 */ - /* XI 1.5 */ - ProcXListDeviceProperties, /* 36 */ - ProcXChangeDeviceProperty, /* 37 */ - ProcXDeleteDeviceProperty, /* 38 */ - ProcXGetDeviceProperty, /* 39 */ - /* XI 2 */ - ProcXIQueryPointer, /* 40 */ - ProcXIWarpPointer, /* 41 */ - ProcXIChangeCursor, /* 42 */ - ProcXIChangeHierarchy, /* 43 */ - ProcXISetClientPointer, /* 44 */ - ProcXIGetClientPointer, /* 45 */ - ProcXISelectEvents, /* 46 */ - ProcXIQueryVersion, /* 47 */ - ProcXIQueryDevice, /* 48 */ - ProcXISetFocus, /* 49 */ - ProcXIGetFocus, /* 50 */ - ProcXIGrabDevice, /* 51 */ - ProcXIUngrabDevice, /* 52 */ - ProcXIAllowEvents, /* 53 */ - ProcXIPassiveGrabDevice, /* 54 */ - ProcXIPassiveUngrabDevice, /* 55 */ - ProcXIListProperties, /* 56 */ - ProcXIChangeProperty, /* 57 */ - ProcXIDeleteProperty, /* 58 */ - ProcXIGetProperty, /* 59 */ - ProcXIGetSelectedEvents /* 60 */ -}; - -/* For swapped clients */ -static int (*SProcIVector[])(ClientPtr) = { - NULL, /* 0 */ - SProcXGetExtensionVersion, /* 1 */ - SProcXListInputDevices, /* 2 */ - SProcXOpenDevice, /* 3 */ - SProcXCloseDevice, /* 4 */ - SProcXSetDeviceMode, /* 5 */ - SProcXSelectExtensionEvent, /* 6 */ - SProcXGetSelectedExtensionEvents, /* 7 */ - SProcXChangeDeviceDontPropagateList, /* 8 */ - SProcXGetDeviceDontPropagateList, /* 9 */ - SProcXGetDeviceMotionEvents, /* 10 */ - SProcXChangeKeyboardDevice, /* 11 */ - SProcXChangePointerDevice, /* 12 */ - SProcXGrabDevice, /* 13 */ - SProcXUngrabDevice, /* 14 */ - SProcXGrabDeviceKey, /* 15 */ - SProcXUngrabDeviceKey, /* 16 */ - SProcXGrabDeviceButton, /* 17 */ - SProcXUngrabDeviceButton, /* 18 */ - SProcXAllowDeviceEvents, /* 19 */ - SProcXGetDeviceFocus, /* 20 */ - SProcXSetDeviceFocus, /* 21 */ - SProcXGetFeedbackControl, /* 22 */ - SProcXChangeFeedbackControl, /* 23 */ - SProcXGetDeviceKeyMapping, /* 24 */ - SProcXChangeDeviceKeyMapping, /* 25 */ - SProcXGetDeviceModifierMapping, /* 26 */ - SProcXSetDeviceModifierMapping, /* 27 */ - SProcXGetDeviceButtonMapping, /* 28 */ - SProcXSetDeviceButtonMapping, /* 29 */ - SProcXQueryDeviceState, /* 30 */ - SProcXSendExtensionEvent, /* 31 */ - SProcXDeviceBell, /* 32 */ - SProcXSetDeviceValuators, /* 33 */ - SProcXGetDeviceControl, /* 34 */ - SProcXChangeDeviceControl, /* 35 */ - SProcXListDeviceProperties, /* 36 */ - SProcXChangeDeviceProperty, /* 37 */ - SProcXDeleteDeviceProperty, /* 38 */ - SProcXGetDeviceProperty, /* 39 */ - SProcXIQueryPointer, /* 40 */ - SProcXIWarpPointer, /* 41 */ - SProcXIChangeCursor, /* 42 */ - SProcXIChangeHierarchy, /* 43 */ - SProcXISetClientPointer, /* 44 */ - SProcXIGetClientPointer, /* 45 */ - SProcXISelectEvents, /* 46 */ - SProcXIQueryVersion, /* 47 */ - SProcXIQueryDevice, /* 48 */ - SProcXISetFocus, /* 49 */ - SProcXIGetFocus, /* 50 */ - SProcXIGrabDevice, /* 51 */ - SProcXIUngrabDevice, /* 52 */ - SProcXIAllowEvents, /* 53 */ - SProcXIPassiveGrabDevice, /* 54 */ - SProcXIPassiveUngrabDevice, /* 55 */ - SProcXIListProperties, /* 56 */ - SProcXIChangeProperty, /* 57 */ - SProcXIDeleteProperty, /* 58 */ - SProcXIGetProperty, /* 59 */ - SProcXIGetSelectedEvents /* 60 */ -}; - -/***************************************************************** - * - * Globals referenced elsewhere in the server. - * - */ - -int IReqCode = 0; -int IEventBase = 0; -int BadDevice = 0; -static int BadEvent = 1; -int BadMode = 2; -int DeviceBusy = 3; -int BadClass = 4; - -int DeviceValuator; -int DeviceKeyPress; -int DeviceKeyRelease; -int DeviceButtonPress; -int DeviceButtonRelease; -int DeviceMotionNotify; -int DeviceFocusIn; -int DeviceFocusOut; -int ProximityIn; -int ProximityOut; -int DeviceStateNotify; -int DeviceKeyStateNotify; -int DeviceButtonStateNotify; -int DeviceMappingNotify; -int ChangeDeviceNotify; -int DevicePresenceNotify; -int DevicePropertyNotify; - -int RT_INPUTCLIENT; - -/***************************************************************** - * - * Externs defined elsewhere in the X server. - * - */ - -extern XExtensionVersion XIVersion; - - -Mask PropagateMask[MAXDEVICES]; - -/***************************************************************** - * - * Versioning support - * - */ - -DevPrivateKeyRec XIClientPrivateKeyRec; - -/***************************************************************** - * - * Declarations of local routines. - * - */ - -static void -XIClientCallback(CallbackListPtr *list, - pointer closure, - pointer data) -{ - NewClientInfoRec *clientinfo = (NewClientInfoRec*)data; - ClientPtr pClient = clientinfo->client; - XIClientPtr pXIClient; - - pXIClient = dixLookupPrivate(&pClient->devPrivates, XIClientPrivateKey); - pXIClient->major_version = 0; - pXIClient->minor_version = 0; -} - -/************************************************************************* - * - * ProcIDispatch - main dispatch routine for requests to this extension. - * This routine is used if server and client have the same byte ordering. - * - */ - -static int -ProcIDispatch(ClientPtr client) -{ - REQUEST(xReq); - if (stuff->data > (IREQUESTS + XI2REQUESTS) || !ProcIVector[stuff->data]) - return BadRequest; - - return (*ProcIVector[stuff->data])(client); -} - -/******************************************************************************* - * - * SProcXDispatch - * - * Main swapped dispatch routine for requests to this extension. - * This routine is used if server and client do not have the same byte ordering. - * - */ - -static int -SProcIDispatch(ClientPtr client) -{ - REQUEST(xReq); - if (stuff->data > IREQUESTS || !SProcIVector[stuff->data]) - return BadRequest; - - return (*SProcIVector[stuff->data])(client); -} - -/********************************************************************** - * - * SReplyIDispatch - * Swap any replies defined in this extension. - * - */ - -static void -SReplyIDispatch(ClientPtr client, int len, xGrabDeviceReply * rep) - /* All we look at is the type field */ -{ /* This is common to all replies */ - if (rep->RepType == X_GetExtensionVersion) - SRepXGetExtensionVersion(client, len, - (xGetExtensionVersionReply *) rep); - else if (rep->RepType == X_ListInputDevices) - SRepXListInputDevices(client, len, (xListInputDevicesReply *) rep); - else if (rep->RepType == X_OpenDevice) - SRepXOpenDevice(client, len, (xOpenDeviceReply *) rep); - else if (rep->RepType == X_SetDeviceMode) - SRepXSetDeviceMode(client, len, (xSetDeviceModeReply *) rep); - else if (rep->RepType == X_GetSelectedExtensionEvents) - SRepXGetSelectedExtensionEvents(client, len, - (xGetSelectedExtensionEventsReply *) - rep); - else if (rep->RepType == X_GetDeviceDontPropagateList) - SRepXGetDeviceDontPropagateList(client, len, - (xGetDeviceDontPropagateListReply *) - rep); - else if (rep->RepType == X_GetDeviceMotionEvents) - SRepXGetDeviceMotionEvents(client, len, - (xGetDeviceMotionEventsReply *) rep); - else if (rep->RepType == X_GrabDevice) - SRepXGrabDevice(client, len, (xGrabDeviceReply *) rep); - else if (rep->RepType == X_GetDeviceFocus) - SRepXGetDeviceFocus(client, len, (xGetDeviceFocusReply *) rep); - else if (rep->RepType == X_GetFeedbackControl) - SRepXGetFeedbackControl(client, len, (xGetFeedbackControlReply *) rep); - else if (rep->RepType == X_GetDeviceKeyMapping) - SRepXGetDeviceKeyMapping(client, len, - (xGetDeviceKeyMappingReply *) rep); - else if (rep->RepType == X_GetDeviceModifierMapping) - SRepXGetDeviceModifierMapping(client, len, - (xGetDeviceModifierMappingReply *) rep); - else if (rep->RepType == X_SetDeviceModifierMapping) - SRepXSetDeviceModifierMapping(client, len, - (xSetDeviceModifierMappingReply *) rep); - else if (rep->RepType == X_GetDeviceButtonMapping) - SRepXGetDeviceButtonMapping(client, len, - (xGetDeviceButtonMappingReply *) rep); - else if (rep->RepType == X_SetDeviceButtonMapping) - SRepXSetDeviceButtonMapping(client, len, - (xSetDeviceButtonMappingReply *) rep); - else if (rep->RepType == X_QueryDeviceState) - SRepXQueryDeviceState(client, len, (xQueryDeviceStateReply *) rep); - else if (rep->RepType == X_SetDeviceValuators) - SRepXSetDeviceValuators(client, len, (xSetDeviceValuatorsReply *) rep); - else if (rep->RepType == X_GetDeviceControl) - SRepXGetDeviceControl(client, len, (xGetDeviceControlReply *) rep); - else if (rep->RepType == X_ChangeDeviceControl) - SRepXChangeDeviceControl(client, len, - (xChangeDeviceControlReply *) rep); - else if (rep->RepType == X_ListDeviceProperties) - SRepXListDeviceProperties(client, len, (xListDevicePropertiesReply*)rep); - else if (rep->RepType == X_GetDeviceProperty) - SRepXGetDeviceProperty(client, len, (xGetDevicePropertyReply *) rep); - else if (rep->RepType == X_XIQueryPointer) - SRepXIQueryPointer(client, len, (xXIQueryPointerReply *) rep); - else if (rep->RepType == X_XIGetClientPointer) - SRepXIGetClientPointer(client, len, (xXIGetClientPointerReply*) rep); - else if (rep->RepType == X_XIQueryVersion) - SRepXIQueryVersion(client, len, (xXIQueryVersionReply*)rep); - else if (rep->RepType == X_XIQueryDevice) - SRepXIQueryDevice(client, len, (xXIQueryDeviceReply*)rep); - else if (rep->RepType == X_XIGrabDevice) - SRepXIGrabDevice(client, len, (xXIGrabDeviceReply *) rep); - else if (rep->RepType == X_XIGrabDevice) - SRepXIPassiveGrabDevice(client, len, (xXIPassiveGrabDeviceReply *) rep); - else if (rep->RepType == X_XIListProperties) - SRepXIListProperties(client, len, (xXIListPropertiesReply *) rep); - else if (rep->RepType == X_XIGetProperty) - SRepXIGetProperty(client, len, (xXIGetPropertyReply *) rep); - else if (rep->RepType == X_XIGetSelectedEvents) - SRepXIGetSelectedEvents(client, len, (xXIGetSelectedEventsReply *) rep); - else if (rep->RepType == X_XIGetFocus) - SRepXIGetFocus(client, len, (xXIGetFocusReply *) rep); - else { - FatalError("XINPUT confused sending swapped reply"); - } -} - -/************************************************************************ - * - * This function swaps the DeviceValuator event. - * - */ - -static void -SEventDeviceValuator(deviceValuator * from, deviceValuator * to) -{ - char n; - int i; - INT32 *ip B32; - - *to = *from; - swaps(&to->sequenceNumber, n); - swaps(&to->device_state, n); - ip = &to->valuator0; - for (i = 0; i < 6; i++) { - swapl((ip + i), n); /* macro - braces are required */ - } -} - -static void -SEventFocus(deviceFocus * from, deviceFocus * to) -{ - char n; - - *to = *from; - swaps(&to->sequenceNumber, n); - swapl(&to->time, n); - swapl(&to->window, n); -} - -static void -SDeviceStateNotifyEvent(deviceStateNotify * from, deviceStateNotify * to) -{ - int i; - char n; - INT32 *ip B32; - - *to = *from; - swaps(&to->sequenceNumber, n); - swapl(&to->time, n); - ip = &to->valuator0; - for (i = 0; i < 3; i++) { - swapl((ip + i), n); /* macro - braces are required */ - } -} - -static void -SDeviceKeyStateNotifyEvent(deviceKeyStateNotify * from, - deviceKeyStateNotify * to) -{ - char n; - - *to = *from; - swaps(&to->sequenceNumber, n); -} - -static void -SDeviceButtonStateNotifyEvent(deviceButtonStateNotify * from, - deviceButtonStateNotify * to) -{ - char n; - - *to = *from; - swaps(&to->sequenceNumber, n); -} - -static void -SChangeDeviceNotifyEvent(changeDeviceNotify * from, changeDeviceNotify * to) -{ - char n; - - *to = *from; - swaps(&to->sequenceNumber, n); - swapl(&to->time, n); -} - -static void -SDeviceMappingNotifyEvent(deviceMappingNotify * from, deviceMappingNotify * to) -{ - char n; - - *to = *from; - swaps(&to->sequenceNumber, n); - swapl(&to->time, n); -} - -static void -SDevicePresenceNotifyEvent (devicePresenceNotify *from, devicePresenceNotify *to) -{ - char n; - - *to = *from; - swaps(&to->sequenceNumber,n); - swapl(&to->time, n); - swaps(&to->control, n); -} - -static void -SDevicePropertyNotifyEvent (devicePropertyNotify *from, devicePropertyNotify *to) -{ - char n; - - *to = *from; - swaps(&to->sequenceNumber,n); - swapl(&to->time, n); - swapl(&to->atom, n); -} - -static void -SDeviceLeaveNotifyEvent (xXILeaveEvent *from, xXILeaveEvent *to) -{ - char n; - - *to = *from; - swaps(&to->sequenceNumber,n); - swapl(&to->length, n); - swaps(&to->evtype, n); - swaps(&to->deviceid, n); - swapl(&to->time, n); - swapl(&to->root, n); - swapl(&to->event, n); - swapl(&to->child, n); - swapl(&to->root_x, n); - swapl(&to->root_y, n); - swapl(&to->event_x, n); - swapl(&to->event_y, n); - swaps(&to->sourceid, n); - swaps(&to->buttons_len, n); - swapl(&to->mods.base_mods, n); - swapl(&to->mods.latched_mods, n); - swapl(&to->mods.locked_mods, n); -} - -static void -SDeviceChangedEvent(xXIDeviceChangedEvent* from, xXIDeviceChangedEvent* to) -{ - char n; - int i, j; - xXIAnyInfo *any; - - *to = *from; - memcpy(&to[1], &from[1], from->length * 4); - - any = (xXIAnyInfo*)&to[1]; - for (i = 0; i < to->num_classes; i++) - { - int length = any->length; - - switch(any->type) - { - case KeyClass: - { - xXIKeyInfo *ki = (xXIKeyInfo*)any; - uint32_t *key = (uint32_t*)&ki[1]; - for (j = 0; j < ki->num_keycodes; j++, key++) - swapl(key, n); - swaps(&ki->num_keycodes, n); - } - break; - case ButtonClass: - { - xXIButtonInfo *bi = (xXIButtonInfo*)any; - Atom *labels = (Atom*)((char*)bi + sizeof(xXIButtonInfo) + - pad_to_int32(bits_to_bytes(bi->num_buttons))); - for (j = 0; j < bi->num_buttons; j++) - swapl(&labels[j], n); - swaps(&bi->num_buttons, n); - } - break; - case ValuatorClass: - { - xXIValuatorInfo* ai = (xXIValuatorInfo*)any; - swapl(&ai->label, n); - swapl(&ai->min.integral, n); - swapl(&ai->min.frac, n); - swapl(&ai->max.integral, n); - swapl(&ai->max.frac, n); - swapl(&ai->resolution, n); - swaps(&ai->number, n); - } - break; - } - - swaps(&any->type, n); - swaps(&any->length, n); - swaps(&any->sourceid, n); - - any = (xXIAnyInfo*)((char*)any + length * 4); - } - - swaps(&to->sequenceNumber, n); - swapl(&to->length, n); - swaps(&to->evtype, n); - swaps(&to->deviceid, n); - swapl(&to->time, n); - swaps(&to->num_classes, n); - swaps(&to->sourceid, n); - -} - -static void SDeviceEvent(xXIDeviceEvent *from, xXIDeviceEvent *to) -{ - int i; - char n; - char *ptr; - char *vmask; - - 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); - swapl(&to->root, n); - swapl(&to->event, n); - swapl(&to->child, n); - swapl(&to->root_x, n); - swapl(&to->root_y, n); - swapl(&to->event_x, n); - swapl(&to->event_y, n); - swaps(&to->buttons_len, n); - swaps(&to->valuators_len, n); - swaps(&to->sourceid, n); - swapl(&to->mods.base_mods, n); - swapl(&to->mods.latched_mods, n); - swapl(&to->mods.locked_mods, n); - swapl(&to->mods.effective_mods, n); - - ptr = (char*)(&to[1]); - ptr += from->buttons_len * 4; - vmask = ptr; /* valuator mask */ - ptr += from->valuators_len * 4; - for (i = 0; i < from->valuators_len * 32; i++) - { - if (BitIsOn(vmask, i)) - { - swapl(((uint32_t*)ptr), n); - ptr += 4; - swapl(((uint32_t*)ptr), n); - ptr += 4; - } - } -} - -static void SDeviceHierarchyEvent(xXIHierarchyEvent *from, - xXIHierarchyEvent *to) -{ - int i; - char n; - xXIHierarchyInfo *info; - - *to = *from; - memcpy(&to[1], &from[1], 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->flags, n); - swaps(&to->num_info, n); - - info = (xXIHierarchyInfo*)&to[1]; - for (i = 0; i< from->num_info; i++) - { - swaps(&info->deviceid, n); - swaps(&info->attachment, n); - info++; - } -} - -static void SXIPropertyEvent(xXIPropertyEvent *from, xXIPropertyEvent *to) -{ - char n; - - *to = *from; - swaps(&to->sequenceNumber, n); - swapl(&to->length, n); - swaps(&to->evtype, n); - swaps(&to->deviceid, n); - 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) -{ - switch(from->evtype) - { - case XI_Enter: - case XI_Leave: - SDeviceLeaveNotifyEvent((xXILeaveEvent*)from, (xXILeaveEvent*)to); - break; - case XI_DeviceChanged: - SDeviceChangedEvent((xXIDeviceChangedEvent*)from, - (xXIDeviceChangedEvent*)to); - break; - case XI_HierarchyChanged: - SDeviceHierarchyEvent((xXIHierarchyEvent*)from, (xXIHierarchyEvent*)to); - break; - case XI_PropertyEvent: - SXIPropertyEvent((xXIPropertyEvent*)from, - (xXIPropertyEvent*)to); - break; - case XI_Motion: - case XI_KeyPress: - case XI_KeyRelease: - case XI_ButtonPress: - 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; - } -} - -/************************************************************************** - * - * Allow the specified event to have its propagation suppressed. - * The default is to not allow suppression of propagation. - * - */ - -static void -AllowPropagateSuppress(Mask mask) -{ - int i; - - for (i = 0; i < MAXDEVICES; i++) - PropagateMask[i] |= mask; -} - -/************************************************************************** - * - * Record an event mask where there is no unique corresponding event type. - * We can't call SetMaskForEvent, since that would clobber the existing - * mask for that event. MotionHint and ButtonMotion are examples. - * - * Since extension event types will never be less than 64, we can use - * 0-63 in the EventInfo array as the "type" to be used to look up this - * mask. This means that the corresponding macros such as - * DevicePointerMotionHint must have access to the same constants. - * - */ - -static void -SetEventInfo(Mask mask, int constant) -{ - EventInfo[ExtEventIndex].mask = mask; - EventInfo[ExtEventIndex++].type = constant; -} - -/************************************************************************** - * - * Allow the specified event to be restricted to being selected by one - * client at a time. - * The default is to allow more than one client to select the event. - * - */ - -static void -SetExclusiveAccess(Mask mask) -{ - int i; - - for (i = 0; i < MAXDEVICES; i++) - ExtExclusiveMasks[i] |= mask; -} - -/************************************************************************** - * - * Assign the specified mask to the specified event. - * - */ - -static void -SetMaskForExtEvent(Mask mask, int event) -{ - int i; - - EventInfo[ExtEventIndex].mask = mask; - EventInfo[ExtEventIndex++].type = event; - - if ((event < LASTEvent) || (event >= 128)) - FatalError("MaskForExtensionEvent: bogus event number"); - - for (i = 0; i < MAXDEVICES; i++) - SetMaskForEvent(i, mask, event); -} - -/************************************************************************ - * - * This function sets up extension event types and masks. - * - */ - -static void -FixExtensionEvents(ExtensionEntry * extEntry) -{ - DeviceValuator = extEntry->eventBase; - DeviceKeyPress = DeviceValuator + 1; - DeviceKeyRelease = DeviceKeyPress + 1; - DeviceButtonPress = DeviceKeyRelease + 1; - DeviceButtonRelease = DeviceButtonPress + 1; - DeviceMotionNotify = DeviceButtonRelease + 1; - DeviceFocusIn = DeviceMotionNotify + 1; - DeviceFocusOut = DeviceFocusIn + 1; - ProximityIn = DeviceFocusOut + 1; - ProximityOut = ProximityIn + 1; - DeviceStateNotify = ProximityOut + 1; - DeviceMappingNotify = DeviceStateNotify + 1; - ChangeDeviceNotify = DeviceMappingNotify + 1; - DeviceKeyStateNotify = ChangeDeviceNotify + 1; - DeviceButtonStateNotify = DeviceKeyStateNotify + 1; - DevicePresenceNotify = DeviceButtonStateNotify + 1; - DevicePropertyNotify = DevicePresenceNotify + 1; - - event_base[KeyClass] = DeviceKeyPress; - event_base[ButtonClass] = DeviceButtonPress; - event_base[ValuatorClass] = DeviceMotionNotify; - event_base[ProximityClass] = ProximityIn; - event_base[FocusClass] = DeviceFocusIn; - event_base[OtherClass] = DeviceStateNotify; - - BadDevice += extEntry->errorBase; - BadEvent += extEntry->errorBase; - BadMode += extEntry->errorBase; - DeviceBusy += extEntry->errorBase; - BadClass += extEntry->errorBase; - - SetMaskForExtEvent(DeviceKeyPressMask, DeviceKeyPress); - AllowPropagateSuppress(DeviceKeyPressMask); - SetCriticalEvent(DeviceKeyPress); - - SetMaskForExtEvent(DeviceKeyReleaseMask, DeviceKeyRelease); - AllowPropagateSuppress(DeviceKeyReleaseMask); - SetCriticalEvent(DeviceKeyRelease); - - SetMaskForExtEvent(DeviceButtonPressMask, DeviceButtonPress); - AllowPropagateSuppress(DeviceButtonPressMask); - SetCriticalEvent(DeviceButtonPress); - - SetMaskForExtEvent(DeviceButtonReleaseMask, DeviceButtonRelease); - AllowPropagateSuppress(DeviceButtonReleaseMask); - SetCriticalEvent(DeviceButtonRelease); - - SetMaskForExtEvent(DeviceProximityMask, ProximityIn); - SetMaskForExtEvent(DeviceProximityMask, ProximityOut); - - SetMaskForExtEvent(DeviceStateNotifyMask, DeviceStateNotify); - - SetMaskForExtEvent(DevicePointerMotionMask, DeviceMotionNotify); - AllowPropagateSuppress(DevicePointerMotionMask); - SetCriticalEvent(DeviceMotionNotify); - - SetEventInfo(DevicePointerMotionHintMask, _devicePointerMotionHint); - SetEventInfo(DeviceButton1MotionMask, _deviceButton1Motion); - SetEventInfo(DeviceButton2MotionMask, _deviceButton2Motion); - SetEventInfo(DeviceButton3MotionMask, _deviceButton3Motion); - SetEventInfo(DeviceButton4MotionMask, _deviceButton4Motion); - SetEventInfo(DeviceButton5MotionMask, _deviceButton5Motion); - SetEventInfo(DeviceButtonMotionMask, _deviceButtonMotion); - - SetMaskForExtEvent(DeviceFocusChangeMask, DeviceFocusIn); - SetMaskForExtEvent(DeviceFocusChangeMask, DeviceFocusOut); - - SetMaskForExtEvent(DeviceMappingNotifyMask, DeviceMappingNotify); - SetMaskForExtEvent(ChangeDeviceNotifyMask, ChangeDeviceNotify); - - SetEventInfo(DeviceButtonGrabMask, _deviceButtonGrab); - SetExclusiveAccess(DeviceButtonGrabMask); - - SetEventInfo(DeviceOwnerGrabButtonMask, _deviceOwnerGrabButton); - SetEventInfo(DevicePresenceNotifyMask, _devicePresence); - SetMaskForExtEvent(DevicePropertyNotifyMask, DevicePropertyNotify); - - SetEventInfo(0, _noExtensionEvent); -} - -/************************************************************************ - * - * This function restores extension event types and masks to their - * initial state. - * - */ - -static void -RestoreExtensionEvents(void) -{ - int i, j; - - IReqCode = 0; - IEventBase = 0; - - for (i = 0; i < ExtEventIndex - 1; i++) { - if ((EventInfo[i].type >= LASTEvent) && (EventInfo[i].type < 128)) - { - for (j = 0; j < MAXDEVICES; j++) - SetMaskForEvent(j, 0, EventInfo[i].type); - } - EventInfo[i].mask = 0; - EventInfo[i].type = 0; - } - ExtEventIndex = 0; - DeviceValuator = 0; - DeviceKeyPress = 1; - DeviceKeyRelease = 2; - DeviceButtonPress = 3; - DeviceButtonRelease = 4; - DeviceMotionNotify = 5; - DeviceFocusIn = 6; - DeviceFocusOut = 7; - ProximityIn = 8; - ProximityOut = 9; - DeviceStateNotify = 10; - DeviceMappingNotify = 11; - ChangeDeviceNotify = 12; - DeviceKeyStateNotify = 13; - DeviceButtonStateNotify = 13; - DevicePresenceNotify = 14; - DevicePropertyNotify = 15; - - BadDevice = 0; - BadEvent = 1; - BadMode = 2; - DeviceBusy = 3; - BadClass = 4; - -} - -/*********************************************************************** - * - * IResetProc. - * Remove reply-swapping routine. - * Remove event-swapping routine. - * - */ - -static void -IResetProc(ExtensionEntry * unused) -{ - ReplySwapVector[IReqCode] = ReplyNotSwappd; - EventSwapVector[DeviceValuator] = NotImplemented; - EventSwapVector[DeviceKeyPress] = NotImplemented; - EventSwapVector[DeviceKeyRelease] = NotImplemented; - EventSwapVector[DeviceButtonPress] = NotImplemented; - EventSwapVector[DeviceButtonRelease] = NotImplemented; - EventSwapVector[DeviceMotionNotify] = NotImplemented; - EventSwapVector[DeviceFocusIn] = NotImplemented; - EventSwapVector[DeviceFocusOut] = NotImplemented; - EventSwapVector[ProximityIn] = NotImplemented; - EventSwapVector[ProximityOut] = NotImplemented; - EventSwapVector[DeviceStateNotify] = NotImplemented; - EventSwapVector[DeviceKeyStateNotify] = NotImplemented; - EventSwapVector[DeviceButtonStateNotify] = NotImplemented; - EventSwapVector[DeviceMappingNotify] = NotImplemented; - EventSwapVector[ChangeDeviceNotify] = NotImplemented; - EventSwapVector[DevicePresenceNotify] = NotImplemented; - EventSwapVector[DevicePropertyNotify] = NotImplemented; - RestoreExtensionEvents(); -} - - -/*********************************************************************** - * - * Assign an id and type to an input device. - * - */ - -void -AssignTypeAndName(DeviceIntPtr dev, Atom type, char *name) -{ - dev->xinput_type = type; - dev->name = strdup(name); -} - -/*********************************************************************** - * - * Make device type atoms. - * - */ - -static void -MakeDeviceTypeAtoms(void) -{ - int i; - - for (i = 0; i < NUMTYPES; i++) - dev_type[i].type = - MakeAtom(dev_type[i].name, strlen(dev_type[i].name), 1); -} - -/***************************************************************************** - * - * SEventIDispatch - * - * Swap any events defined in this extension. - */ -#define DO_SWAP(func,type) func ((type *)from, (type *)to) - -static void -SEventIDispatch(xEvent * from, xEvent * to) -{ - int type = from->u.u.type & 0177; - - if (type == DeviceValuator) - DO_SWAP(SEventDeviceValuator, deviceValuator); - else if (type == DeviceKeyPress) { - SKeyButtonPtrEvent(from, to); - to->u.keyButtonPointer.pad1 = from->u.keyButtonPointer.pad1; - } else if (type == DeviceKeyRelease) { - SKeyButtonPtrEvent(from, to); - to->u.keyButtonPointer.pad1 = from->u.keyButtonPointer.pad1; - } else if (type == DeviceButtonPress) { - SKeyButtonPtrEvent(from, to); - to->u.keyButtonPointer.pad1 = from->u.keyButtonPointer.pad1; - } else if (type == DeviceButtonRelease) { - SKeyButtonPtrEvent(from, to); - to->u.keyButtonPointer.pad1 = from->u.keyButtonPointer.pad1; - } else if (type == DeviceMotionNotify) { - SKeyButtonPtrEvent(from, to); - to->u.keyButtonPointer.pad1 = from->u.keyButtonPointer.pad1; - } else if (type == DeviceFocusIn) - DO_SWAP(SEventFocus, deviceFocus); - else if (type == DeviceFocusOut) - DO_SWAP(SEventFocus, deviceFocus); - else if (type == ProximityIn) { - SKeyButtonPtrEvent(from, to); - to->u.keyButtonPointer.pad1 = from->u.keyButtonPointer.pad1; - } else if (type == ProximityOut) { - SKeyButtonPtrEvent(from, to); - to->u.keyButtonPointer.pad1 = from->u.keyButtonPointer.pad1; - } else if (type == DeviceStateNotify) - DO_SWAP(SDeviceStateNotifyEvent, deviceStateNotify); - else if (type == DeviceKeyStateNotify) - DO_SWAP(SDeviceKeyStateNotifyEvent, deviceKeyStateNotify); - else if (type == DeviceButtonStateNotify) - DO_SWAP(SDeviceButtonStateNotifyEvent, deviceButtonStateNotify); - else if (type == DeviceMappingNotify) - DO_SWAP(SDeviceMappingNotifyEvent, deviceMappingNotify); - else if (type == ChangeDeviceNotify) - DO_SWAP(SChangeDeviceNotifyEvent, changeDeviceNotify); - else if (type == DevicePresenceNotify) - DO_SWAP(SDevicePresenceNotifyEvent, devicePresenceNotify); - else if (type == DevicePropertyNotify) - DO_SWAP(SDevicePropertyNotifyEvent, devicePropertyNotify); - else { - FatalError("XInputExtension: Impossible event!\n"); - } -} - -/********************************************************************** - * - * IExtensionInit - initialize the input extension. - * - * Called from InitExtensions in main() or from QueryExtension() if the - * extension is dynamically loaded. - * - * This extension has several events and errors. - * - * XI is mandatory nowadays, so if we fail to init XI, we die. - */ - -void -XInputExtensionInit(void) -{ - ExtensionEntry *extEntry; - XExtensionVersion thisversion = { XI_Present, - SERVER_XI_MAJOR_VERSION, - SERVER_XI_MINOR_VERSION, - }; - - if (!dixRegisterPrivateKey(&XIClientPrivateKeyRec, PRIVATE_CLIENT, sizeof(XIClientRec))) - FatalError("Cannot request private for XI.\n"); - - if (!AddCallback(&ClientStateCallback, XIClientCallback, 0)) - FatalError("Failed to add callback to XI.\n"); - - extEntry = AddExtension(INAME, IEVENTS, IERRORS, ProcIDispatch, - SProcIDispatch, IResetProc, StandardMinorOpcode); - if (extEntry) { - IReqCode = extEntry->base; - IEventBase = extEntry->eventBase; - XIVersion = thisversion; - MakeDeviceTypeAtoms(); - RT_INPUTCLIENT = CreateNewResourceType((DeleteType) InputClientGone, - "INPUTCLIENT"); - if (!RT_INPUTCLIENT) - FatalError("Failed to add resource type for XI.\n"); - FixExtensionEvents(extEntry); - ReplySwapVector[IReqCode] = (ReplySwapPtr) SReplyIDispatch; - EventSwapVector[DeviceValuator] = SEventIDispatch; - EventSwapVector[DeviceKeyPress] = SEventIDispatch; - EventSwapVector[DeviceKeyRelease] = SEventIDispatch; - EventSwapVector[DeviceButtonPress] = SEventIDispatch; - EventSwapVector[DeviceButtonRelease] = SEventIDispatch; - EventSwapVector[DeviceMotionNotify] = SEventIDispatch; - EventSwapVector[DeviceFocusIn] = SEventIDispatch; - EventSwapVector[DeviceFocusOut] = SEventIDispatch; - EventSwapVector[ProximityIn] = SEventIDispatch; - EventSwapVector[ProximityOut] = SEventIDispatch; - EventSwapVector[DeviceStateNotify] = SEventIDispatch; - EventSwapVector[DeviceKeyStateNotify] = SEventIDispatch; - EventSwapVector[DeviceButtonStateNotify] = SEventIDispatch; - EventSwapVector[DeviceMappingNotify] = SEventIDispatch; - EventSwapVector[ChangeDeviceNotify] = SEventIDispatch; - EventSwapVector[DevicePresenceNotify] = SEventIDispatch; - - GERegisterExtension(IReqCode, XI2EventSwap); - - - memset(&xi_all_devices, 0, sizeof(xi_all_devices)); - memset(&xi_all_master_devices, 0, sizeof(xi_all_master_devices)); - xi_all_devices.id = XIAllDevices; - xi_all_devices.name = "XIAllDevices"; - xi_all_master_devices.id = XIAllMasterDevices; - xi_all_master_devices.name = "XIAllMasterDevices"; - - inputInfo.all_devices = &xi_all_devices; - inputInfo.all_master_devices = &xi_all_master_devices; - - XIResetProperties(); - } else { - FatalError("IExtensionInit: AddExtensions failed\n"); - } -} - +/************************************************************ + +Copyright 1989, 1998 The Open Group + +Permission to use, copy, modify, distribute, and sell this software and its +documentation for any purpose is hereby granted without fee, provided that +the above copyright notice appear in all copies and that both that +copyright notice and this permission notice appear in supporting +documentation. + +The above copyright notice and this permission notice 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 NONINFRINGEMENT. IN NO EVENT SHALL THE +OPEN GROUP 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. + +Except as contained in this notice, the name of The Open Group shall not be +used in advertising or otherwise to promote the sale, use or other dealings +in this Software without prior written authorization from The Open Group. + +Copyright 1989 by Hewlett-Packard Company, Palo Alto, California. + + All Rights Reserved + +Permission to use, copy, modify, and distribute this software and its +documentation for any purpose and without fee is hereby granted, +provided that the above copyright notice appear in all copies and that +both that copyright notice and this permission notice appear in +supporting documentation, and that the name of Hewlett-Packard not be +used in advertising or publicity pertaining to distribution of the +software without specific, written prior permission. + +HEWLETT-PACKARD DISCLAIMS ALL WARRANTIES WITH REGARD TO THIS SOFTWARE, INCLUDING +ALL IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS, IN NO EVENT SHALL +HEWLETT-PACKARD BE LIABLE FOR ANY SPECIAL, INDIRECT OR CONSEQUENTIAL DAMAGES OR +ANY DAMAGES WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, +WHETHER IN AN ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, +ARISING OUT OF OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS +SOFTWARE. + +********************************************************/ + +/******************************************************************** + * + * Dispatch routines and initialization routines for the X input extension. + * + */ + +#define NUMTYPES 15 + +#ifdef HAVE_DIX_CONFIG_H +#include +#endif + +#include "inputstr.h" +#include "gcstruct.h" /* pointer for extnsionst.h */ +#include "extnsionst.h" /* extension entry */ +#include +#include +#include +#include +#include "geext.h" /* extension interfaces for ge */ + +#include "dixevents.h" +#include "exevents.h" +#include "extinit.h" +#include "exglobals.h" +#include "swaprep.h" +#include "privates.h" +#include "protocol-versions.h" + +/* modules local to Xi */ +#include "allowev.h" +#include "chgdctl.h" +#include "chgfctl.h" +#include "chgkbd.h" +#include "chgprop.h" +#include "chgptr.h" +#include "closedev.h" +#include "devbell.h" +#include "getbmap.h" +#include "getbmap.h" +#include "getdctl.h" +#include "getfctl.h" +#include "getfocus.h" +#include "getkmap.h" +#include "getmmap.h" +#include "getprop.h" +#include "getselev.h" +#include "getvers.h" +#include "getvers.h" +#include "grabdev.h" +#include "grabdevb.h" +#include "grabdevk.h" +#include "gtmotion.h" +#include "listdev.h" +#include "opendev.h" +#include "queryst.h" +#include "selectev.h" +#include "sendexev.h" +#include "chgkmap.h" +#include "setbmap.h" +#include "setdval.h" +#include "setfocus.h" +#include "setmmap.h" +#include "setmode.h" +#include "ungrdev.h" +#include "ungrdevb.h" +#include "ungrdevk.h" +#include "xiallowev.h" +#include "xiselectev.h" +#include "xigrabdev.h" +#include "xipassivegrab.h" +#include "xisetdevfocus.h" +#include "xiproperty.h" +#include "xichangecursor.h" +#include "xichangehierarchy.h" +#include "xigetclientpointer.h" +#include "xiquerydevice.h" +#include "xiquerypointer.h" +#include "xiqueryversion.h" +#include "xisetclientpointer.h" +#include "xiwarppointer.h" + + +/* Masks for XI events have to be aligned with core event (partially anyway). + * If DeviceButtonMotionMask is != ButtonMotionMask, event delivery + * breaks down. The device needs the dev->button->motionMask. If DBMM is + * the same as BMM, we can ensure that both core and device events can be + * delivered, without the need for extra structures in the DeviceIntRec. */ +const Mask DeviceKeyPressMask = KeyPressMask; +const Mask DeviceKeyReleaseMask = KeyReleaseMask; +const Mask DeviceButtonPressMask = ButtonPressMask; +const Mask DeviceButtonReleaseMask = ButtonReleaseMask; +const Mask DeviceProximityMask = (1L << 4); +const Mask DeviceStateNotifyMask = (1L << 5); +const Mask DevicePointerMotionMask = PointerMotionMask; +const Mask DevicePointerMotionHintMask = PointerMotionHintMask; +const Mask DeviceButton1MotionMask = Button1MotionMask; +const Mask DeviceButton2MotionMask = Button2MotionMask; +const Mask DeviceButton3MotionMask = Button3MotionMask; +const Mask DeviceButton4MotionMask = Button4MotionMask; +const Mask DeviceButton5MotionMask = Button5MotionMask; +const Mask DeviceButtonMotionMask = ButtonMotionMask; +const Mask DeviceFocusChangeMask = (1L << 14); +const Mask DeviceMappingNotifyMask = (1L << 15); +const Mask ChangeDeviceNotifyMask = (1L << 16); +const Mask DeviceButtonGrabMask = (1L << 17); +const Mask DeviceOwnerGrabButtonMask = (1L << 17); +const Mask DevicePresenceNotifyMask = (1L << 18); +const Mask DeviceEnterWindowMask = (1L << 18); +const Mask DeviceLeaveWindowMask = (1L << 19); +const Mask DevicePropertyNotifyMask = (1L << 20); +const Mask XIAllMasks = (1L << 21) - 1; + +int ExtEventIndex; +Mask ExtExclusiveMasks[EMASKSIZE]; + +static struct dev_type +{ + Atom type; + char *name; +} dev_type[] = { + { + 0, XI_KEYBOARD}, { + 0, XI_MOUSE}, { + 0, XI_TABLET}, { + 0, XI_TOUCHSCREEN}, { + 0, XI_TOUCHPAD}, { + 0, XI_BARCODE}, { + 0, XI_BUTTONBOX}, { + 0, XI_KNOB_BOX}, { + 0, XI_ONE_KNOB}, { + 0, XI_NINE_KNOB}, { + 0, XI_TRACKBALL}, { + 0, XI_QUADRATURE}, { + 0, XI_ID_MODULE}, { + 0, XI_SPACEBALL}, { + 0, XI_DATAGLOVE}, { + 0, XI_EYETRACKER}, { + 0, XI_CURSORKEYS}, { +0, XI_FOOTMOUSE}}; + +CARD8 event_base[numInputClasses]; +XExtEventInfo EventInfo[32]; + +static DeviceIntRec xi_all_devices; +static DeviceIntRec xi_all_master_devices; + +/** + * Dispatch vector. Functions defined in here will be called when the matching + * request arrives. + */ +static int (*ProcIVector[])(ClientPtr) = { + NULL, /* 0 */ + ProcXGetExtensionVersion, /* 1 */ + ProcXListInputDevices, /* 2 */ + ProcXOpenDevice, /* 3 */ + ProcXCloseDevice, /* 4 */ + ProcXSetDeviceMode, /* 5 */ + ProcXSelectExtensionEvent, /* 6 */ + ProcXGetSelectedExtensionEvents, /* 7 */ + ProcXChangeDeviceDontPropagateList, /* 8 */ + ProcXGetDeviceDontPropagateList, /* 9 */ + ProcXGetDeviceMotionEvents, /* 10 */ + ProcXChangeKeyboardDevice, /* 11 */ + ProcXChangePointerDevice, /* 12 */ + ProcXGrabDevice, /* 13 */ + ProcXUngrabDevice, /* 14 */ + ProcXGrabDeviceKey, /* 15 */ + ProcXUngrabDeviceKey, /* 16 */ + ProcXGrabDeviceButton, /* 17 */ + ProcXUngrabDeviceButton, /* 18 */ + ProcXAllowDeviceEvents, /* 19 */ + ProcXGetDeviceFocus, /* 20 */ + ProcXSetDeviceFocus, /* 21 */ + ProcXGetFeedbackControl, /* 22 */ + ProcXChangeFeedbackControl, /* 23 */ + ProcXGetDeviceKeyMapping, /* 24 */ + ProcXChangeDeviceKeyMapping, /* 25 */ + ProcXGetDeviceModifierMapping, /* 26 */ + ProcXSetDeviceModifierMapping, /* 27 */ + ProcXGetDeviceButtonMapping, /* 28 */ + ProcXSetDeviceButtonMapping, /* 29 */ + ProcXQueryDeviceState, /* 30 */ + ProcXSendExtensionEvent, /* 31 */ + ProcXDeviceBell, /* 32 */ + ProcXSetDeviceValuators, /* 33 */ + ProcXGetDeviceControl, /* 34 */ + ProcXChangeDeviceControl, /* 35 */ + /* XI 1.5 */ + ProcXListDeviceProperties, /* 36 */ + ProcXChangeDeviceProperty, /* 37 */ + ProcXDeleteDeviceProperty, /* 38 */ + ProcXGetDeviceProperty, /* 39 */ + /* XI 2 */ + ProcXIQueryPointer, /* 40 */ + ProcXIWarpPointer, /* 41 */ + ProcXIChangeCursor, /* 42 */ + ProcXIChangeHierarchy, /* 43 */ + ProcXISetClientPointer, /* 44 */ + ProcXIGetClientPointer, /* 45 */ + ProcXISelectEvents, /* 46 */ + ProcXIQueryVersion, /* 47 */ + ProcXIQueryDevice, /* 48 */ + ProcXISetFocus, /* 49 */ + ProcXIGetFocus, /* 50 */ + ProcXIGrabDevice, /* 51 */ + ProcXIUngrabDevice, /* 52 */ + ProcXIAllowEvents, /* 53 */ + ProcXIPassiveGrabDevice, /* 54 */ + ProcXIPassiveUngrabDevice, /* 55 */ + ProcXIListProperties, /* 56 */ + ProcXIChangeProperty, /* 57 */ + ProcXIDeleteProperty, /* 58 */ + ProcXIGetProperty, /* 59 */ + ProcXIGetSelectedEvents /* 60 */ +}; + +/* For swapped clients */ +static int (*SProcIVector[])(ClientPtr) = { + NULL, /* 0 */ + SProcXGetExtensionVersion, /* 1 */ + SProcXListInputDevices, /* 2 */ + SProcXOpenDevice, /* 3 */ + SProcXCloseDevice, /* 4 */ + SProcXSetDeviceMode, /* 5 */ + SProcXSelectExtensionEvent, /* 6 */ + SProcXGetSelectedExtensionEvents, /* 7 */ + SProcXChangeDeviceDontPropagateList, /* 8 */ + SProcXGetDeviceDontPropagateList, /* 9 */ + SProcXGetDeviceMotionEvents, /* 10 */ + SProcXChangeKeyboardDevice, /* 11 */ + SProcXChangePointerDevice, /* 12 */ + SProcXGrabDevice, /* 13 */ + SProcXUngrabDevice, /* 14 */ + SProcXGrabDeviceKey, /* 15 */ + SProcXUngrabDeviceKey, /* 16 */ + SProcXGrabDeviceButton, /* 17 */ + SProcXUngrabDeviceButton, /* 18 */ + SProcXAllowDeviceEvents, /* 19 */ + SProcXGetDeviceFocus, /* 20 */ + SProcXSetDeviceFocus, /* 21 */ + SProcXGetFeedbackControl, /* 22 */ + SProcXChangeFeedbackControl, /* 23 */ + SProcXGetDeviceKeyMapping, /* 24 */ + SProcXChangeDeviceKeyMapping, /* 25 */ + SProcXGetDeviceModifierMapping, /* 26 */ + SProcXSetDeviceModifierMapping, /* 27 */ + SProcXGetDeviceButtonMapping, /* 28 */ + SProcXSetDeviceButtonMapping, /* 29 */ + SProcXQueryDeviceState, /* 30 */ + SProcXSendExtensionEvent, /* 31 */ + SProcXDeviceBell, /* 32 */ + SProcXSetDeviceValuators, /* 33 */ + SProcXGetDeviceControl, /* 34 */ + SProcXChangeDeviceControl, /* 35 */ + SProcXListDeviceProperties, /* 36 */ + SProcXChangeDeviceProperty, /* 37 */ + SProcXDeleteDeviceProperty, /* 38 */ + SProcXGetDeviceProperty, /* 39 */ + SProcXIQueryPointer, /* 40 */ + SProcXIWarpPointer, /* 41 */ + SProcXIChangeCursor, /* 42 */ + SProcXIChangeHierarchy, /* 43 */ + SProcXISetClientPointer, /* 44 */ + SProcXIGetClientPointer, /* 45 */ + SProcXISelectEvents, /* 46 */ + SProcXIQueryVersion, /* 47 */ + SProcXIQueryDevice, /* 48 */ + SProcXISetFocus, /* 49 */ + SProcXIGetFocus, /* 50 */ + SProcXIGrabDevice, /* 51 */ + SProcXIUngrabDevice, /* 52 */ + SProcXIAllowEvents, /* 53 */ + SProcXIPassiveGrabDevice, /* 54 */ + SProcXIPassiveUngrabDevice, /* 55 */ + SProcXIListProperties, /* 56 */ + SProcXIChangeProperty, /* 57 */ + SProcXIDeleteProperty, /* 58 */ + SProcXIGetProperty, /* 59 */ + SProcXIGetSelectedEvents /* 60 */ +}; + +/***************************************************************** + * + * Globals referenced elsewhere in the server. + * + */ + +int IReqCode = 0; +int IEventBase = 0; +int BadDevice = 0; +static int BadEvent = 1; +int BadMode = 2; +int DeviceBusy = 3; +int BadClass = 4; + +int DeviceValuator; +int DeviceKeyPress; +int DeviceKeyRelease; +int DeviceButtonPress; +int DeviceButtonRelease; +int DeviceMotionNotify; +int DeviceFocusIn; +int DeviceFocusOut; +int ProximityIn; +int ProximityOut; +int DeviceStateNotify; +int DeviceKeyStateNotify; +int DeviceButtonStateNotify; +int DeviceMappingNotify; +int ChangeDeviceNotify; +int DevicePresenceNotify; +int DevicePropertyNotify; + +int RT_INPUTCLIENT; + +/***************************************************************** + * + * Externs defined elsewhere in the X server. + * + */ + +extern XExtensionVersion XIVersion; + + +Mask PropagateMask[MAXDEVICES]; + +/***************************************************************** + * + * Versioning support + * + */ + +DevPrivateKeyRec XIClientPrivateKeyRec; + +/***************************************************************** + * + * Declarations of local routines. + * + */ + +static void +XIClientCallback(CallbackListPtr *list, + pointer closure, + pointer data) +{ + NewClientInfoRec *clientinfo = (NewClientInfoRec*)data; + ClientPtr pClient = clientinfo->client; + XIClientPtr pXIClient; + + pXIClient = dixLookupPrivate(&pClient->devPrivates, XIClientPrivateKey); + pXIClient->major_version = 0; + pXIClient->minor_version = 0; +} + +/************************************************************************* + * + * ProcIDispatch - main dispatch routine for requests to this extension. + * This routine is used if server and client have the same byte ordering. + * + */ + +static int +ProcIDispatch(ClientPtr client) +{ + REQUEST(xReq); + if (stuff->data > (IREQUESTS + XI2REQUESTS) || !ProcIVector[stuff->data]) + return BadRequest; + + return (*ProcIVector[stuff->data])(client); +} + +/******************************************************************************* + * + * SProcXDispatch + * + * Main swapped dispatch routine for requests to this extension. + * This routine is used if server and client do not have the same byte ordering. + * + */ + +static int +SProcIDispatch(ClientPtr client) +{ + REQUEST(xReq); + if (stuff->data > IREQUESTS || !SProcIVector[stuff->data]) + return BadRequest; + + return (*SProcIVector[stuff->data])(client); +} + +/********************************************************************** + * + * SReplyIDispatch + * Swap any replies defined in this extension. + * + */ + +static void +SReplyIDispatch(ClientPtr client, int len, xGrabDeviceReply * rep) + /* All we look at is the type field */ +{ /* This is common to all replies */ + if (rep->RepType == X_GetExtensionVersion) + SRepXGetExtensionVersion(client, len, + (xGetExtensionVersionReply *) rep); + else if (rep->RepType == X_ListInputDevices) + SRepXListInputDevices(client, len, (xListInputDevicesReply *) rep); + else if (rep->RepType == X_OpenDevice) + SRepXOpenDevice(client, len, (xOpenDeviceReply *) rep); + else if (rep->RepType == X_SetDeviceMode) + SRepXSetDeviceMode(client, len, (xSetDeviceModeReply *) rep); + else if (rep->RepType == X_GetSelectedExtensionEvents) + SRepXGetSelectedExtensionEvents(client, len, + (xGetSelectedExtensionEventsReply *) + rep); + else if (rep->RepType == X_GetDeviceDontPropagateList) + SRepXGetDeviceDontPropagateList(client, len, + (xGetDeviceDontPropagateListReply *) + rep); + else if (rep->RepType == X_GetDeviceMotionEvents) + SRepXGetDeviceMotionEvents(client, len, + (xGetDeviceMotionEventsReply *) rep); + else if (rep->RepType == X_GrabDevice) + SRepXGrabDevice(client, len, (xGrabDeviceReply *) rep); + else if (rep->RepType == X_GetDeviceFocus) + SRepXGetDeviceFocus(client, len, (xGetDeviceFocusReply *) rep); + else if (rep->RepType == X_GetFeedbackControl) + SRepXGetFeedbackControl(client, len, (xGetFeedbackControlReply *) rep); + else if (rep->RepType == X_GetDeviceKeyMapping) + SRepXGetDeviceKeyMapping(client, len, + (xGetDeviceKeyMappingReply *) rep); + else if (rep->RepType == X_GetDeviceModifierMapping) + SRepXGetDeviceModifierMapping(client, len, + (xGetDeviceModifierMappingReply *) rep); + else if (rep->RepType == X_SetDeviceModifierMapping) + SRepXSetDeviceModifierMapping(client, len, + (xSetDeviceModifierMappingReply *) rep); + else if (rep->RepType == X_GetDeviceButtonMapping) + SRepXGetDeviceButtonMapping(client, len, + (xGetDeviceButtonMappingReply *) rep); + else if (rep->RepType == X_SetDeviceButtonMapping) + SRepXSetDeviceButtonMapping(client, len, + (xSetDeviceButtonMappingReply *) rep); + else if (rep->RepType == X_QueryDeviceState) + SRepXQueryDeviceState(client, len, (xQueryDeviceStateReply *) rep); + else if (rep->RepType == X_SetDeviceValuators) + SRepXSetDeviceValuators(client, len, (xSetDeviceValuatorsReply *) rep); + else if (rep->RepType == X_GetDeviceControl) + SRepXGetDeviceControl(client, len, (xGetDeviceControlReply *) rep); + else if (rep->RepType == X_ChangeDeviceControl) + SRepXChangeDeviceControl(client, len, + (xChangeDeviceControlReply *) rep); + else if (rep->RepType == X_ListDeviceProperties) + SRepXListDeviceProperties(client, len, (xListDevicePropertiesReply*)rep); + else if (rep->RepType == X_GetDeviceProperty) + SRepXGetDeviceProperty(client, len, (xGetDevicePropertyReply *) rep); + else if (rep->RepType == X_XIQueryPointer) + SRepXIQueryPointer(client, len, (xXIQueryPointerReply *) rep); + else if (rep->RepType == X_XIGetClientPointer) + SRepXIGetClientPointer(client, len, (xXIGetClientPointerReply*) rep); + else if (rep->RepType == X_XIQueryVersion) + SRepXIQueryVersion(client, len, (xXIQueryVersionReply*)rep); + else if (rep->RepType == X_XIQueryDevice) + SRepXIQueryDevice(client, len, (xXIQueryDeviceReply*)rep); + else if (rep->RepType == X_XIGrabDevice) + SRepXIGrabDevice(client, len, (xXIGrabDeviceReply *) rep); + else if (rep->RepType == X_XIGrabDevice) + SRepXIPassiveGrabDevice(client, len, (xXIPassiveGrabDeviceReply *) rep); + else if (rep->RepType == X_XIListProperties) + SRepXIListProperties(client, len, (xXIListPropertiesReply *) rep); + else if (rep->RepType == X_XIGetProperty) + SRepXIGetProperty(client, len, (xXIGetPropertyReply *) rep); + else if (rep->RepType == X_XIGetSelectedEvents) + SRepXIGetSelectedEvents(client, len, (xXIGetSelectedEventsReply *) rep); + else if (rep->RepType == X_XIGetFocus) + SRepXIGetFocus(client, len, (xXIGetFocusReply *) rep); + else { + FatalError("XINPUT confused sending swapped reply"); + } +} + +/************************************************************************ + * + * This function swaps the DeviceValuator event. + * + */ + +static void +SEventDeviceValuator(deviceValuator * from, deviceValuator * to) +{ + char n; + int i; + INT32 *ip B32; + + *to = *from; + swaps(&to->sequenceNumber, n); + swaps(&to->device_state, n); + ip = &to->valuator0; + for (i = 0; i < 6; i++) { + swapl((ip + i), n); /* macro - braces are required */ + } +} + +static void +SEventFocus(deviceFocus * from, deviceFocus * to) +{ + char n; + + *to = *from; + swaps(&to->sequenceNumber, n); + swapl(&to->time, n); + swapl(&to->window, n); +} + +static void +SDeviceStateNotifyEvent(deviceStateNotify * from, deviceStateNotify * to) +{ + int i; + char n; + INT32 *ip B32; + + *to = *from; + swaps(&to->sequenceNumber, n); + swapl(&to->time, n); + ip = &to->valuator0; + for (i = 0; i < 3; i++) { + swapl((ip + i), n); /* macro - braces are required */ + } +} + +static void +SDeviceKeyStateNotifyEvent(deviceKeyStateNotify * from, + deviceKeyStateNotify * to) +{ + char n; + + *to = *from; + swaps(&to->sequenceNumber, n); +} + +static void +SDeviceButtonStateNotifyEvent(deviceButtonStateNotify * from, + deviceButtonStateNotify * to) +{ + char n; + + *to = *from; + swaps(&to->sequenceNumber, n); +} + +static void +SChangeDeviceNotifyEvent(changeDeviceNotify * from, changeDeviceNotify * to) +{ + char n; + + *to = *from; + swaps(&to->sequenceNumber, n); + swapl(&to->time, n); +} + +static void +SDeviceMappingNotifyEvent(deviceMappingNotify * from, deviceMappingNotify * to) +{ + char n; + + *to = *from; + swaps(&to->sequenceNumber, n); + swapl(&to->time, n); +} + +static void +SDevicePresenceNotifyEvent (devicePresenceNotify *from, devicePresenceNotify *to) +{ + char n; + + *to = *from; + swaps(&to->sequenceNumber,n); + swapl(&to->time, n); + swaps(&to->control, n); +} + +static void +SDevicePropertyNotifyEvent (devicePropertyNotify *from, devicePropertyNotify *to) +{ + char n; + + *to = *from; + swaps(&to->sequenceNumber,n); + swapl(&to->time, n); + swapl(&to->atom, n); +} + +static void +SDeviceLeaveNotifyEvent (xXILeaveEvent *from, xXILeaveEvent *to) +{ + char n; + + *to = *from; + swaps(&to->sequenceNumber,n); + swapl(&to->length, n); + swaps(&to->evtype, n); + swaps(&to->deviceid, n); + swapl(&to->time, n); + swapl(&to->root, n); + swapl(&to->event, n); + swapl(&to->child, n); + swapl(&to->root_x, n); + swapl(&to->root_y, n); + swapl(&to->event_x, n); + swapl(&to->event_y, n); + swaps(&to->sourceid, n); + swaps(&to->buttons_len, n); + swapl(&to->mods.base_mods, n); + swapl(&to->mods.latched_mods, n); + swapl(&to->mods.locked_mods, n); +} + +static void +SDeviceChangedEvent(xXIDeviceChangedEvent* from, xXIDeviceChangedEvent* to) +{ + char n; + int i, j; + xXIAnyInfo *any; + + *to = *from; + memcpy(&to[1], &from[1], from->length * 4); + + any = (xXIAnyInfo*)&to[1]; + for (i = 0; i < to->num_classes; i++) + { + int length = any->length; + + switch(any->type) + { + case KeyClass: + { + xXIKeyInfo *ki = (xXIKeyInfo*)any; + uint32_t *key = (uint32_t*)&ki[1]; + for (j = 0; j < ki->num_keycodes; j++, key++) + swapl(key, n); + swaps(&ki->num_keycodes, n); + } + break; + case ButtonClass: + { + xXIButtonInfo *bi = (xXIButtonInfo*)any; + Atom *labels = (Atom*)((char*)bi + sizeof(xXIButtonInfo) + + pad_to_int32(bits_to_bytes(bi->num_buttons))); + for (j = 0; j < bi->num_buttons; j++) + swapl(&labels[j], n); + swaps(&bi->num_buttons, n); + } + break; + case ValuatorClass: + { + xXIValuatorInfo* ai = (xXIValuatorInfo*)any; + swapl(&ai->label, n); + swapl(&ai->min.integral, n); + swapl(&ai->min.frac, n); + swapl(&ai->max.integral, n); + swapl(&ai->max.frac, n); + swapl(&ai->resolution, n); + swaps(&ai->number, n); + } + break; + } + + swaps(&any->type, n); + swaps(&any->length, n); + swaps(&any->sourceid, n); + + any = (xXIAnyInfo*)((char*)any + length * 4); + } + + swaps(&to->sequenceNumber, n); + swapl(&to->length, n); + swaps(&to->evtype, n); + swaps(&to->deviceid, n); + swapl(&to->time, n); + swaps(&to->num_classes, n); + swaps(&to->sourceid, n); + +} + +static void SDeviceEvent(xXIDeviceEvent *from, xXIDeviceEvent *to) +{ + int i; + char n; + char *ptr; + char *vmask; + + 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); + swapl(&to->root, n); + swapl(&to->event, n); + swapl(&to->child, n); + swapl(&to->root_x, n); + swapl(&to->root_y, n); + swapl(&to->event_x, n); + swapl(&to->event_y, n); + swaps(&to->buttons_len, n); + swaps(&to->valuators_len, n); + swaps(&to->sourceid, n); + swapl(&to->mods.base_mods, n); + swapl(&to->mods.latched_mods, n); + swapl(&to->mods.locked_mods, n); + swapl(&to->mods.effective_mods, n); + swapl(&to->flags, n); + + ptr = (char*)(&to[1]); + ptr += from->buttons_len * 4; + vmask = ptr; /* valuator mask */ + ptr += from->valuators_len * 4; + for (i = 0; i < from->valuators_len * 32; i++) + { + if (BitIsOn(vmask, i)) + { + swapl(((uint32_t*)ptr), n); + ptr += 4; + swapl(((uint32_t*)ptr), n); + ptr += 4; + } + } +} + +static void SDeviceHierarchyEvent(xXIHierarchyEvent *from, + xXIHierarchyEvent *to) +{ + int i; + char n; + xXIHierarchyInfo *info; + + *to = *from; + memcpy(&to[1], &from[1], 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->flags, n); + swaps(&to->num_info, n); + + info = (xXIHierarchyInfo*)&to[1]; + for (i = 0; i< from->num_info; i++) + { + swaps(&info->deviceid, n); + swaps(&info->attachment, n); + info++; + } +} + +static void SXIPropertyEvent(xXIPropertyEvent *from, xXIPropertyEvent *to) +{ + char n; + + *to = *from; + swaps(&to->sequenceNumber, n); + swapl(&to->length, n); + swaps(&to->evtype, n); + swaps(&to->deviceid, n); + 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) +{ + switch(from->evtype) + { + case XI_Enter: + case XI_Leave: + SDeviceLeaveNotifyEvent((xXILeaveEvent*)from, (xXILeaveEvent*)to); + break; + case XI_DeviceChanged: + SDeviceChangedEvent((xXIDeviceChangedEvent*)from, + (xXIDeviceChangedEvent*)to); + break; + case XI_HierarchyChanged: + SDeviceHierarchyEvent((xXIHierarchyEvent*)from, (xXIHierarchyEvent*)to); + break; + case XI_PropertyEvent: + SXIPropertyEvent((xXIPropertyEvent*)from, + (xXIPropertyEvent*)to); + break; + case XI_Motion: + case XI_KeyPress: + case XI_KeyRelease: + case XI_ButtonPress: + 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; + } +} + +/************************************************************************** + * + * Allow the specified event to have its propagation suppressed. + * The default is to not allow suppression of propagation. + * + */ + +static void +AllowPropagateSuppress(Mask mask) +{ + int i; + + for (i = 0; i < MAXDEVICES; i++) + PropagateMask[i] |= mask; +} + +/************************************************************************** + * + * Record an event mask where there is no unique corresponding event type. + * We can't call SetMaskForEvent, since that would clobber the existing + * mask for that event. MotionHint and ButtonMotion are examples. + * + * Since extension event types will never be less than 64, we can use + * 0-63 in the EventInfo array as the "type" to be used to look up this + * mask. This means that the corresponding macros such as + * DevicePointerMotionHint must have access to the same constants. + * + */ + +static void +SetEventInfo(Mask mask, int constant) +{ + EventInfo[ExtEventIndex].mask = mask; + EventInfo[ExtEventIndex++].type = constant; +} + +/************************************************************************** + * + * Allow the specified event to be restricted to being selected by one + * client at a time. + * The default is to allow more than one client to select the event. + * + */ + +static void +SetExclusiveAccess(Mask mask) +{ + int i; + + for (i = 0; i < MAXDEVICES; i++) + ExtExclusiveMasks[i] |= mask; +} + +/************************************************************************** + * + * Assign the specified mask to the specified event. + * + */ + +static void +SetMaskForExtEvent(Mask mask, int event) +{ + int i; + + EventInfo[ExtEventIndex].mask = mask; + EventInfo[ExtEventIndex++].type = event; + + if ((event < LASTEvent) || (event >= 128)) + FatalError("MaskForExtensionEvent: bogus event number"); + + for (i = 0; i < MAXDEVICES; i++) + SetMaskForEvent(i, mask, event); +} + +/************************************************************************ + * + * This function sets up extension event types and masks. + * + */ + +static void +FixExtensionEvents(ExtensionEntry * extEntry) +{ + DeviceValuator = extEntry->eventBase; + DeviceKeyPress = DeviceValuator + 1; + DeviceKeyRelease = DeviceKeyPress + 1; + DeviceButtonPress = DeviceKeyRelease + 1; + DeviceButtonRelease = DeviceButtonPress + 1; + DeviceMotionNotify = DeviceButtonRelease + 1; + DeviceFocusIn = DeviceMotionNotify + 1; + DeviceFocusOut = DeviceFocusIn + 1; + ProximityIn = DeviceFocusOut + 1; + ProximityOut = ProximityIn + 1; + DeviceStateNotify = ProximityOut + 1; + DeviceMappingNotify = DeviceStateNotify + 1; + ChangeDeviceNotify = DeviceMappingNotify + 1; + DeviceKeyStateNotify = ChangeDeviceNotify + 1; + DeviceButtonStateNotify = DeviceKeyStateNotify + 1; + DevicePresenceNotify = DeviceButtonStateNotify + 1; + DevicePropertyNotify = DevicePresenceNotify + 1; + + event_base[KeyClass] = DeviceKeyPress; + event_base[ButtonClass] = DeviceButtonPress; + event_base[ValuatorClass] = DeviceMotionNotify; + event_base[ProximityClass] = ProximityIn; + event_base[FocusClass] = DeviceFocusIn; + event_base[OtherClass] = DeviceStateNotify; + + BadDevice += extEntry->errorBase; + BadEvent += extEntry->errorBase; + BadMode += extEntry->errorBase; + DeviceBusy += extEntry->errorBase; + BadClass += extEntry->errorBase; + + SetMaskForExtEvent(DeviceKeyPressMask, DeviceKeyPress); + AllowPropagateSuppress(DeviceKeyPressMask); + SetCriticalEvent(DeviceKeyPress); + + SetMaskForExtEvent(DeviceKeyReleaseMask, DeviceKeyRelease); + AllowPropagateSuppress(DeviceKeyReleaseMask); + SetCriticalEvent(DeviceKeyRelease); + + SetMaskForExtEvent(DeviceButtonPressMask, DeviceButtonPress); + AllowPropagateSuppress(DeviceButtonPressMask); + SetCriticalEvent(DeviceButtonPress); + + SetMaskForExtEvent(DeviceButtonReleaseMask, DeviceButtonRelease); + AllowPropagateSuppress(DeviceButtonReleaseMask); + SetCriticalEvent(DeviceButtonRelease); + + SetMaskForExtEvent(DeviceProximityMask, ProximityIn); + SetMaskForExtEvent(DeviceProximityMask, ProximityOut); + + SetMaskForExtEvent(DeviceStateNotifyMask, DeviceStateNotify); + + SetMaskForExtEvent(DevicePointerMotionMask, DeviceMotionNotify); + AllowPropagateSuppress(DevicePointerMotionMask); + SetCriticalEvent(DeviceMotionNotify); + + SetEventInfo(DevicePointerMotionHintMask, _devicePointerMotionHint); + SetEventInfo(DeviceButton1MotionMask, _deviceButton1Motion); + SetEventInfo(DeviceButton2MotionMask, _deviceButton2Motion); + SetEventInfo(DeviceButton3MotionMask, _deviceButton3Motion); + SetEventInfo(DeviceButton4MotionMask, _deviceButton4Motion); + SetEventInfo(DeviceButton5MotionMask, _deviceButton5Motion); + SetEventInfo(DeviceButtonMotionMask, _deviceButtonMotion); + + SetMaskForExtEvent(DeviceFocusChangeMask, DeviceFocusIn); + SetMaskForExtEvent(DeviceFocusChangeMask, DeviceFocusOut); + + SetMaskForExtEvent(DeviceMappingNotifyMask, DeviceMappingNotify); + SetMaskForExtEvent(ChangeDeviceNotifyMask, ChangeDeviceNotify); + + SetEventInfo(DeviceButtonGrabMask, _deviceButtonGrab); + SetExclusiveAccess(DeviceButtonGrabMask); + + SetEventInfo(DeviceOwnerGrabButtonMask, _deviceOwnerGrabButton); + SetEventInfo(DevicePresenceNotifyMask, _devicePresence); + SetMaskForExtEvent(DevicePropertyNotifyMask, DevicePropertyNotify); + + SetEventInfo(0, _noExtensionEvent); +} + +/************************************************************************ + * + * This function restores extension event types and masks to their + * initial state. + * + */ + +static void +RestoreExtensionEvents(void) +{ + int i, j; + + IReqCode = 0; + IEventBase = 0; + + for (i = 0; i < ExtEventIndex - 1; i++) { + if ((EventInfo[i].type >= LASTEvent) && (EventInfo[i].type < 128)) + { + for (j = 0; j < MAXDEVICES; j++) + SetMaskForEvent(j, 0, EventInfo[i].type); + } + EventInfo[i].mask = 0; + EventInfo[i].type = 0; + } + ExtEventIndex = 0; + DeviceValuator = 0; + DeviceKeyPress = 1; + DeviceKeyRelease = 2; + DeviceButtonPress = 3; + DeviceButtonRelease = 4; + DeviceMotionNotify = 5; + DeviceFocusIn = 6; + DeviceFocusOut = 7; + ProximityIn = 8; + ProximityOut = 9; + DeviceStateNotify = 10; + DeviceMappingNotify = 11; + ChangeDeviceNotify = 12; + DeviceKeyStateNotify = 13; + DeviceButtonStateNotify = 13; + DevicePresenceNotify = 14; + DevicePropertyNotify = 15; + + BadDevice = 0; + BadEvent = 1; + BadMode = 2; + DeviceBusy = 3; + BadClass = 4; + +} + +/*********************************************************************** + * + * IResetProc. + * Remove reply-swapping routine. + * Remove event-swapping routine. + * + */ + +static void +IResetProc(ExtensionEntry * unused) +{ + ReplySwapVector[IReqCode] = ReplyNotSwappd; + EventSwapVector[DeviceValuator] = NotImplemented; + EventSwapVector[DeviceKeyPress] = NotImplemented; + EventSwapVector[DeviceKeyRelease] = NotImplemented; + EventSwapVector[DeviceButtonPress] = NotImplemented; + EventSwapVector[DeviceButtonRelease] = NotImplemented; + EventSwapVector[DeviceMotionNotify] = NotImplemented; + EventSwapVector[DeviceFocusIn] = NotImplemented; + EventSwapVector[DeviceFocusOut] = NotImplemented; + EventSwapVector[ProximityIn] = NotImplemented; + EventSwapVector[ProximityOut] = NotImplemented; + EventSwapVector[DeviceStateNotify] = NotImplemented; + EventSwapVector[DeviceKeyStateNotify] = NotImplemented; + EventSwapVector[DeviceButtonStateNotify] = NotImplemented; + EventSwapVector[DeviceMappingNotify] = NotImplemented; + EventSwapVector[ChangeDeviceNotify] = NotImplemented; + EventSwapVector[DevicePresenceNotify] = NotImplemented; + EventSwapVector[DevicePropertyNotify] = NotImplemented; + RestoreExtensionEvents(); +} + + +/*********************************************************************** + * + * Assign an id and type to an input device. + * + */ + +void +AssignTypeAndName(DeviceIntPtr dev, Atom type, char *name) +{ + dev->xinput_type = type; + dev->name = strdup(name); +} + +/*********************************************************************** + * + * Make device type atoms. + * + */ + +static void +MakeDeviceTypeAtoms(void) +{ + int i; + + for (i = 0; i < NUMTYPES; i++) + dev_type[i].type = + MakeAtom(dev_type[i].name, strlen(dev_type[i].name), 1); +} + +/***************************************************************************** + * + * SEventIDispatch + * + * Swap any events defined in this extension. + */ +#define DO_SWAP(func,type) func ((type *)from, (type *)to) + +static void +SEventIDispatch(xEvent * from, xEvent * to) +{ + int type = from->u.u.type & 0177; + + if (type == DeviceValuator) + DO_SWAP(SEventDeviceValuator, deviceValuator); + else if (type == DeviceKeyPress) { + SKeyButtonPtrEvent(from, to); + to->u.keyButtonPointer.pad1 = from->u.keyButtonPointer.pad1; + } else if (type == DeviceKeyRelease) { + SKeyButtonPtrEvent(from, to); + to->u.keyButtonPointer.pad1 = from->u.keyButtonPointer.pad1; + } else if (type == DeviceButtonPress) { + SKeyButtonPtrEvent(from, to); + to->u.keyButtonPointer.pad1 = from->u.keyButtonPointer.pad1; + } else if (type == DeviceButtonRelease) { + SKeyButtonPtrEvent(from, to); + to->u.keyButtonPointer.pad1 = from->u.keyButtonPointer.pad1; + } else if (type == DeviceMotionNotify) { + SKeyButtonPtrEvent(from, to); + to->u.keyButtonPointer.pad1 = from->u.keyButtonPointer.pad1; + } else if (type == DeviceFocusIn) + DO_SWAP(SEventFocus, deviceFocus); + else if (type == DeviceFocusOut) + DO_SWAP(SEventFocus, deviceFocus); + else if (type == ProximityIn) { + SKeyButtonPtrEvent(from, to); + to->u.keyButtonPointer.pad1 = from->u.keyButtonPointer.pad1; + } else if (type == ProximityOut) { + SKeyButtonPtrEvent(from, to); + to->u.keyButtonPointer.pad1 = from->u.keyButtonPointer.pad1; + } else if (type == DeviceStateNotify) + DO_SWAP(SDeviceStateNotifyEvent, deviceStateNotify); + else if (type == DeviceKeyStateNotify) + DO_SWAP(SDeviceKeyStateNotifyEvent, deviceKeyStateNotify); + else if (type == DeviceButtonStateNotify) + DO_SWAP(SDeviceButtonStateNotifyEvent, deviceButtonStateNotify); + else if (type == DeviceMappingNotify) + DO_SWAP(SDeviceMappingNotifyEvent, deviceMappingNotify); + else if (type == ChangeDeviceNotify) + DO_SWAP(SChangeDeviceNotifyEvent, changeDeviceNotify); + else if (type == DevicePresenceNotify) + DO_SWAP(SDevicePresenceNotifyEvent, devicePresenceNotify); + else if (type == DevicePropertyNotify) + DO_SWAP(SDevicePropertyNotifyEvent, devicePropertyNotify); + else { + FatalError("XInputExtension: Impossible event!\n"); + } +} + +/********************************************************************** + * + * IExtensionInit - initialize the input extension. + * + * Called from InitExtensions in main() or from QueryExtension() if the + * extension is dynamically loaded. + * + * This extension has several events and errors. + * + * XI is mandatory nowadays, so if we fail to init XI, we die. + */ + +void +XInputExtensionInit(void) +{ + ExtensionEntry *extEntry; + XExtensionVersion thisversion = { XI_Present, + SERVER_XI_MAJOR_VERSION, + SERVER_XI_MINOR_VERSION, + }; + + if (!dixRegisterPrivateKey(&XIClientPrivateKeyRec, PRIVATE_CLIENT, sizeof(XIClientRec))) + FatalError("Cannot request private for XI.\n"); + + if (!AddCallback(&ClientStateCallback, XIClientCallback, 0)) + FatalError("Failed to add callback to XI.\n"); + + extEntry = AddExtension(INAME, IEVENTS, IERRORS, ProcIDispatch, + SProcIDispatch, IResetProc, StandardMinorOpcode); + if (extEntry) { + IReqCode = extEntry->base; + IEventBase = extEntry->eventBase; + XIVersion = thisversion; + MakeDeviceTypeAtoms(); + RT_INPUTCLIENT = CreateNewResourceType((DeleteType) InputClientGone, + "INPUTCLIENT"); + if (!RT_INPUTCLIENT) + FatalError("Failed to add resource type for XI.\n"); + FixExtensionEvents(extEntry); + ReplySwapVector[IReqCode] = (ReplySwapPtr) SReplyIDispatch; + EventSwapVector[DeviceValuator] = SEventIDispatch; + EventSwapVector[DeviceKeyPress] = SEventIDispatch; + EventSwapVector[DeviceKeyRelease] = SEventIDispatch; + EventSwapVector[DeviceButtonPress] = SEventIDispatch; + EventSwapVector[DeviceButtonRelease] = SEventIDispatch; + EventSwapVector[DeviceMotionNotify] = SEventIDispatch; + EventSwapVector[DeviceFocusIn] = SEventIDispatch; + EventSwapVector[DeviceFocusOut] = SEventIDispatch; + EventSwapVector[ProximityIn] = SEventIDispatch; + EventSwapVector[ProximityOut] = SEventIDispatch; + EventSwapVector[DeviceStateNotify] = SEventIDispatch; + EventSwapVector[DeviceKeyStateNotify] = SEventIDispatch; + EventSwapVector[DeviceButtonStateNotify] = SEventIDispatch; + EventSwapVector[DeviceMappingNotify] = SEventIDispatch; + EventSwapVector[ChangeDeviceNotify] = SEventIDispatch; + EventSwapVector[DevicePresenceNotify] = SEventIDispatch; + + GERegisterExtension(IReqCode, XI2EventSwap); + + + memset(&xi_all_devices, 0, sizeof(xi_all_devices)); + memset(&xi_all_master_devices, 0, sizeof(xi_all_master_devices)); + xi_all_devices.id = XIAllDevices; + xi_all_devices.name = "XIAllDevices"; + xi_all_master_devices.id = XIAllMasterDevices; + xi_all_master_devices.name = "XIAllMasterDevices"; + + inputInfo.all_devices = &xi_all_devices; + inputInfo.all_master_devices = &xi_all_master_devices; + + XIResetProperties(); + } else { + FatalError("IExtensionInit: AddExtensions failed\n"); + } +} + diff --git a/xorg-server/Xi/xiwarppointer.c b/xorg-server/Xi/xiwarppointer.c index 7276e6faf..c01b115f3 100644 --- a/xorg-server/Xi/xiwarppointer.c +++ b/xorg-server/Xi/xiwarppointer.c @@ -192,6 +192,8 @@ ProcXIWarpPointer(ClientPtr client) /* if we don't update the device, we get a jump next time it moves */ pDev->last.valuators[0] = x; pDev->last.valuators[1] = y; + pDev->last.remainder[0] = 0; + pDev->last.remainder[1] = 0; miPointerUpdateSprite(pDev); /* FIXME: XWarpPointer is supposed to generate an event. It doesn't do it -- cgit v1.2.3