diff options
Diffstat (limited to 'xorg-server/hw/xfree86/common/xf86Xinput.c')
| -rw-r--r-- | xorg-server/hw/xfree86/common/xf86Xinput.c | 2568 |
1 files changed, 1284 insertions, 1284 deletions
diff --git a/xorg-server/hw/xfree86/common/xf86Xinput.c b/xorg-server/hw/xfree86/common/xf86Xinput.c index a1a5527f4..f1096f1a5 100644 --- a/xorg-server/hw/xfree86/common/xf86Xinput.c +++ b/xorg-server/hw/xfree86/common/xf86Xinput.c @@ -1,1284 +1,1284 @@ -/* - * Copyright 1995-1999 by Frederic Lepied, France. <Lepied@XFree86.org> - * - * 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, and that the name of Frederic Lepied not be used in - * advertising or publicity pertaining to distribution of the software without - * specific, written prior permission. Frederic Lepied makes no - * representations about the suitability of this software for any purpose. It - * is provided "as is" without express or implied warranty. - * - * FREDERIC LEPIED DISCLAIMS ALL WARRANTIES WITH REGARD TO THIS SOFTWARE, - * INCLUDING ALL IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS, IN NO - * EVENT SHALL FREDERIC LEPIED 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. - * - */ -/* - * Copyright (c) 2000-2002 by The XFree86 Project, Inc. - * - * Permission is hereby granted, free of charge, to any person obtaining a - * copy of this software and associated documentation files (the "Software"), - * to deal in the Software without restriction, including without limitation - * the rights to use, copy, modify, merge, publish, distribute, sublicense, - * and/or sell copies of the Software, and to permit persons to whom the - * Software is furnished to do so, subject to the following conditions: - * - * The above copyright notice and this permission notice 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 COPYRIGHT HOLDER(S) OR AUTHOR(S) BE LIABLE FOR ANY CLAIM, DAMAGES OR - * OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, - * OTHER DEALINGS IN THE SOFTWARE. - * - * Except as contained in this notice, the name of the copyright holder(s) - * and author(s) 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 copyright holder(s) and author(s). - */ - -#ifdef HAVE_XORG_CONFIG_H -#include <xorg-config.h> -#endif - -#include <X11/Xfuncproto.h> -#include <X11/Xmd.h> -#include <X11/extensions/XI.h> -#include <X11/extensions/XIproto.h> -#include <X11/Xatom.h> -#include "xf86.h" -#include "xf86Priv.h" -#include "xf86Config.h" -#include "xf86Xinput.h" -#include "XIstubs.h" -#include "xf86Optrec.h" -#include "xf86Parser.h" -#include "mipointer.h" -#include "xf86InPriv.h" -#include "compiler.h" -#include "extinit.h" - -#ifdef DPMSExtension -#include <X11/extensions/dpmsconst.h> -#include "dpmsproc.h" -#endif - -#include "exevents.h" /* AddInputDevice */ -#include "exglobals.h" -#include "eventstr.h" - -#include <string.h> /* InputClassMatches */ -#ifdef HAVE_FNMATCH_H -#include <fnmatch.h> -#endif - -#include "extnsionst.h" - -#include "windowstr.h" /* screenIsSaved */ - -#include <stdarg.h> -#include <stdint.h> /* for int64_t */ - -#include <X11/Xpoll.h> - -#include "mi.h" - -#include <ptrveloc.h> /* dix pointer acceleration */ -#include <xserver-properties.h> - -#ifdef XFreeXDGA -#include "dgaproc.h" -#endif - -#include "xkbsrv.h" - -#include "os.h" - -EventListPtr xf86Events = NULL; - -/** - * Eval config and modify DeviceVelocityRec accordingly - */ -static void -ProcessVelocityConfiguration(DeviceIntPtr pDev, char* devname, pointer list, - DeviceVelocityPtr s) -{ - int tempi; - float tempf; - Atom float_prop = XIGetKnownProperty(XATOM_FLOAT); - Atom prop; - - if(!s) - return; - - /* common settings (available via device properties) */ - tempf = xf86SetRealOption(list, "ConstantDeceleration", 1.0); - if (tempf > 1.0) { - xf86Msg(X_CONFIG, "%s: (accel) constant deceleration by %.1f\n", - devname, tempf); - prop = XIGetKnownProperty(ACCEL_PROP_CONSTANT_DECELERATION); - XIChangeDeviceProperty(pDev, prop, float_prop, 32, - PropModeReplace, 1, &tempf, FALSE); - } - - tempf = xf86SetRealOption(list, "AdaptiveDeceleration", 1.0); - if (tempf > 1.0) { - xf86Msg(X_CONFIG, "%s: (accel) adaptive deceleration by %.1f\n", - devname, tempf); - prop = XIGetKnownProperty(ACCEL_PROP_ADAPTIVE_DECELERATION); - XIChangeDeviceProperty(pDev, prop, float_prop, 32, - PropModeReplace, 1, &tempf, FALSE); - } - - /* select profile by number */ - tempi = xf86SetIntOption(list, "AccelerationProfile", - s->statistics.profile_number); - - prop = XIGetKnownProperty(ACCEL_PROP_PROFILE_NUMBER); - if (XIChangeDeviceProperty(pDev, prop, XA_INTEGER, 32, - PropModeReplace, 1, &tempi, FALSE) == Success) { - xf86Msg(X_CONFIG, "%s: (accel) acceleration profile %i\n", devname, - tempi); - } else { - xf86Msg(X_CONFIG, "%s: (accel) acceleration profile %i is unknown\n", - devname, tempi); - } - - /* set scaling */ - tempf = xf86SetRealOption(list, "ExpectedRate", 0); - prop = XIGetKnownProperty(ACCEL_PROP_VELOCITY_SCALING); - if (tempf > 0) { - tempf = 1000.0 / tempf; - XIChangeDeviceProperty(pDev, prop, float_prop, 32, - PropModeReplace, 1, &tempf, FALSE); - } else { - tempf = xf86SetRealOption(list, "VelocityScale", s->corr_mul); - XIChangeDeviceProperty(pDev, prop, float_prop, 32, - PropModeReplace, 1, &tempf, FALSE); - } - - tempi = xf86SetIntOption(list, "VelocityTrackerCount", -1); - if (tempi > 1) - InitTrackers(s, tempi); - - s->initial_range = xf86SetIntOption(list, "VelocityInitialRange", - s->initial_range); - - s->max_diff = xf86SetRealOption(list, "VelocityAbsDiff", s->max_diff); - - tempf = xf86SetRealOption(list, "VelocityRelDiff", -1); - if (tempf >= 0) { - xf86Msg(X_CONFIG, "%s: (accel) max rel. velocity difference: %.1f%%\n", - devname, tempf*100.0); - s->max_rel_diff = tempf; - } - - /* Configure softening. If const deceleration is used, this is expected - * to provide better subpixel information so we enable - * softening by default only if ConstantDeceleration is not used - */ - s->use_softening = xf86SetBoolOption(list, "Softening", - s->const_acceleration == 1.0); - - s->average_accel = xf86SetBoolOption(list, "AccelerationProfileAveraging", - s->average_accel); - - s->reset_time = xf86SetIntOption(list, "VelocityReset", s->reset_time); -} - -static void -ApplyAccelerationSettings(DeviceIntPtr dev){ - int scheme, i; - DeviceVelocityPtr pVel; - LocalDevicePtr local = (LocalDevicePtr)dev->public.devicePrivate; - char* schemeStr; - - if (dev->valuator && dev->ptrfeed) { - schemeStr = xf86SetStrOption(local->options, "AccelerationScheme", ""); - - scheme = dev->valuator->accelScheme.number; - - if (!xf86NameCmp(schemeStr, "predictable")) - scheme = PtrAccelPredictable; - - if (!xf86NameCmp(schemeStr, "lightweight")) - scheme = PtrAccelLightweight; - - if (!xf86NameCmp(schemeStr, "none")) - scheme = PtrAccelNoOp; - - /* reinit scheme if needed */ - if (dev->valuator->accelScheme.number != scheme) { - if (dev->valuator->accelScheme.AccelCleanupProc) { - dev->valuator->accelScheme.AccelCleanupProc(dev); - } - - if (InitPointerAccelerationScheme(dev, scheme)) { - xf86Msg(X_CONFIG, "%s: (accel) selected scheme %s/%i\n", - local->name, schemeStr, scheme); - } else { - xf86Msg(X_CONFIG, "%s: (accel) could not init scheme %s\n", - local->name, schemeStr); - scheme = dev->valuator->accelScheme.number; - } - } else { - xf86Msg(X_CONFIG, "%s: (accel) keeping acceleration scheme %i\n", - local->name, scheme); - } - - xfree(schemeStr); - - /* process special configuration */ - switch (scheme) { - case PtrAccelPredictable: - pVel = GetDevicePredictableAccelData(dev); - ProcessVelocityConfiguration (dev, local->name, local->options, - pVel); - break; - } - - i = xf86SetIntOption(local->options, "AccelerationNumerator", - dev->ptrfeed->ctrl.num); - if (i >= 0) - dev->ptrfeed->ctrl.num = i; - - i = xf86SetIntOption(local->options, "AccelerationDenominator", - dev->ptrfeed->ctrl.den); - if (i > 0) - dev->ptrfeed->ctrl.den = i; - - i = xf86SetIntOption(local->options, "AccelerationThreshold", - dev->ptrfeed->ctrl.threshold); - if (i >= 0) - dev->ptrfeed->ctrl.threshold = i; - - /* mostly a no-op anyway */ - (*dev->ptrfeed->CtrlProc)(dev, &dev->ptrfeed->ctrl); - - xf86Msg(X_CONFIG, "%s: (accel) acceleration factor: %.3f\n", - local->name, ((float)dev->ptrfeed->ctrl.num)/ - ((float)dev->ptrfeed->ctrl.den)); - xf86Msg(X_CONFIG, "%s: (accel) acceleration threshold: %i\n", - local->name, dev->ptrfeed->ctrl.threshold); - } -} - -static Bool -xf86SendDragEvents(DeviceIntPtr device) -{ - LocalDevicePtr local = (LocalDevicePtr) device->public.devicePrivate; - - if (device->button && device->button->buttonsDown > 0) - return (local->flags & XI86_SEND_DRAG_EVENTS); - else - return (TRUE); -} - -/*********************************************************************** - * - * xf86ProcessCommonOptions -- - * - * Process global options. - * - *********************************************************************** - */ -void -xf86ProcessCommonOptions(LocalDevicePtr local, - pointer list) -{ - if (!xf86SetBoolOption(list, "AlwaysCore", 1) || - !xf86SetBoolOption(list, "SendCoreEvents", 1) || - !xf86SetBoolOption(list, "CorePointer", 1) || - !xf86SetBoolOption(list, "CoreKeyboard", 1)) { - xf86Msg(X_CONFIG, "%s: doesn't report core events\n", local->name); - } else { - local->flags |= XI86_ALWAYS_CORE; - xf86Msg(X_CONFIG, "%s: always reports core events\n", local->name); - } - - if (xf86SetBoolOption(list, "SendDragEvents", 1)) { - local->flags |= XI86_SEND_DRAG_EVENTS; - } else { - xf86Msg(X_CONFIG, "%s: doesn't report drag events\n", local->name); - } - - /* Backwards compatibility. */ - local->history_size = GetMotionHistorySize(); -} - -/*********************************************************************** - * - * xf86ActivateDevice -- - * - * Initialize an input device. - * - * Returns TRUE on success, or FALSE otherwise. - *********************************************************************** - */ -int -xf86ActivateDevice(LocalDevicePtr local) -{ - DeviceIntPtr dev; - - if (local->flags & XI86_CONFIGURED) { - dev = AddInputDevice(serverClient, local->device_control, TRUE); - - if (dev == NULL) - { - xf86Msg(X_ERROR, "Too many input devices. Ignoring %s\n", - local->name); - local->dev = NULL; - return FALSE; - } - - local->atom = MakeAtom(local->type_name, - strlen(local->type_name), - TRUE); - AssignTypeAndName(dev, local->atom, local->name); - dev->public.devicePrivate = (pointer) local; - local->dev = dev; - - dev->coreEvents = local->flags & XI86_ALWAYS_CORE; - dev->type = SLAVE; - dev->spriteInfo->spriteOwner = FALSE; - - dev->deviceGrab.ActivateGrab = ActivateKeyboardGrab; - dev->deviceGrab.DeactivateGrab = DeactivateKeyboardGrab; - - RegisterOtherDevice(dev); - XkbSetExtension(dev, ProcessKeyboardEvent); - - if (serverGeneration == 1) - xf86Msg(X_INFO, "XINPUT: Adding extended input device \"%s\" (type: %s)\n", - local->name, local->type_name); - } - - return TRUE; -} - - -/*********************************************************************** - * - * Caller: ProcXOpenDevice - * - * This is the implementation-dependent routine to open an input device. - * Some implementations open all input devices when the server is first - * initialized, and never close them. Other implementations open only - * the X pointer and keyboard devices during server initialization, - * and only open other input devices when some client makes an - * XOpenDevice request. This entry point is for the latter type of - * implementation. - * - * If the physical device is not already open, do it here. In this case, - * you need to keep track of the fact that one or more clients has the - * device open, and physically close it when the last client that has - * it open does an XCloseDevice. - * - * The default implementation is to do nothing (assume all input devices - * are opened during X server initialization and kept open). - * - *********************************************************************** - */ - -void -OpenInputDevice(DeviceIntPtr dev, - ClientPtr client, - int *status) -{ - if (!dev->inited) - ActivateDevice(dev, TRUE); - - *status = Success; -} - -void -CloseInputDevice(DeviceIntPtr dev, - ClientPtr client) -{ -} - -/**************************************************************************** - * - * Caller: ProcXSetDeviceMode - * - * Change the mode of an extension device. - * This function is used to change the mode of a device from reporting - * relative motion to reporting absolute positional information, and - * vice versa. - * The default implementation below is that no such devices are supported. - * - *********************************************************************** - */ - -int -SetDeviceMode (ClientPtr client, DeviceIntPtr dev, int mode) -{ - LocalDevicePtr local = (LocalDevicePtr)dev->public.devicePrivate; - - if (local->switch_mode) { - return (*local->switch_mode)(client, dev, mode); - } - else - return BadMatch; -} - - -/*********************************************************************** - * - * Caller: ProcXSetDeviceValuators - * - * Set the value of valuators on an extension input device. - * This function is used to set the initial value of valuators on - * those input devices that are capable of reporting either relative - * motion or an absolute position, and allow an initial position to be set. - * The default implementation below is that no such devices are supported. - * - *********************************************************************** - */ - -int -SetDeviceValuators (ClientPtr client, DeviceIntPtr dev, int *valuators, - int first_valuator, int num_valuators) -{ - LocalDevicePtr local = (LocalDevicePtr) dev->public.devicePrivate; - - if (local->set_device_valuators) - return (*local->set_device_valuators)(local, valuators, first_valuator, - num_valuators); - - return BadMatch; -} - - -/*********************************************************************** - * - * Caller: ProcXChangeDeviceControl - * - * Change the specified device controls on an extension input device. - * - *********************************************************************** - */ - -int -ChangeDeviceControl (ClientPtr client, DeviceIntPtr dev, xDeviceCtl *control) -{ - LocalDevicePtr local = (LocalDevicePtr)dev->public.devicePrivate; - - if (!local->control_proc) { - switch (control->control) { - case DEVICE_CORE: - return BadMatch; - case DEVICE_RESOLUTION: - case DEVICE_ABS_CALIB: - case DEVICE_ABS_AREA: - case DEVICE_ENABLE: - return Success; - default: - return BadMatch; - } - } - else { - return (*local->control_proc)(local, control); - } -} - -void -AddOtherInputDevices(void) -{ -} - -/* - * Classes without any Match statements match all devices. Otherwise, all - * statements must match. - */ -static Bool -InputClassMatches(XF86ConfInputClassPtr iclass, InputAttributes *attrs) -{ - char **cur; - Bool match; - - if (iclass->match_product) { - if (!attrs->product) - return FALSE; - /* see if any of the values match */ - for (cur = iclass->match_product, match = FALSE; *cur; cur++) - if (strstr(attrs->product, *cur)) { - match = TRUE; - break; - } - if (!match) - return FALSE; - } - if (iclass->match_vendor) { - if (!attrs->vendor) - return FALSE; - /* see if any of the values match */ - for (cur = iclass->match_vendor, match = FALSE; *cur; cur++) - if (strstr(attrs->vendor, *cur)) { - match = TRUE; - break; - } - if (!match) - return FALSE; - } - if (iclass->match_device) { - if (!attrs->device) - return FALSE; - /* see if any of the values match */ - for (cur = iclass->match_device, match = FALSE; *cur; cur++) -#ifdef HAVE_FNMATCH_H - if (fnmatch(*cur, attrs->device, FNM_PATHNAME) == 0) { -#else - if (strstr(attrs->device, *cur)) { -#endif - match = TRUE; - break; - } - if (!match) - return FALSE; - } - if (iclass->match_tag) { - if (!attrs->tags) - return FALSE; - - for (cur = iclass->match_tag, match = FALSE; *cur && !match; cur++) { - const char *tag; - for(tag = *attrs->tags; *tag; tag++) { - if (!strcmp(tag, *cur)) { - match = TRUE; - break; - } - } - } - - if (!match) - return FALSE; - } - - if (iclass->is_keyboard.set && - iclass->is_keyboard.val != !!(attrs->flags & ATTR_KEYBOARD)) - return FALSE; - if (iclass->is_pointer.set && - iclass->is_pointer.val != !!(attrs->flags & ATTR_POINTER)) - return FALSE; - if (iclass->is_joystick.set && - iclass->is_joystick.val != !!(attrs->flags & ATTR_JOYSTICK)) - return FALSE; - if (iclass->is_tablet.set && - iclass->is_tablet.val != !!(attrs->flags & ATTR_TABLET)) - return FALSE; - if (iclass->is_touchpad.set && - iclass->is_touchpad.val != !!(attrs->flags & ATTR_TOUCHPAD)) - return FALSE; - if (iclass->is_touchscreen.set && - iclass->is_touchscreen.val != !!(attrs->flags & ATTR_TOUCHSCREEN)) - return FALSE; - return TRUE; -} - -/* - * Merge in any InputClass configurations. Options in each InputClass - * section have more priority than the original device configuration as - * well as any previous InputClass sections. - */ -static int -MergeInputClasses(IDevPtr idev, InputAttributes *attrs) -{ - XF86ConfInputClassPtr cl; - XF86OptionPtr classopts, mergedopts = NULL; - char *classdriver = NULL; - - for (cl = xf86configptr->conf_inputclass_lst; cl; cl = cl->list.next) { - if (!InputClassMatches(cl, attrs)) - continue; - - /* Collect class options and merge over previous classes */ - xf86Msg(X_CONFIG, "%s: Applying InputClass \"%s\"\n", - idev->identifier, cl->identifier); - if (cl->driver) - classdriver = cl->driver; - classopts = xf86optionListDup(cl->option_lst); - mergedopts = xf86optionListMerge(mergedopts, classopts); - } - - /* Apply options to device with InputClass settings preferred. */ - if (classdriver) { - xfree(idev->driver); - idev->driver = xstrdup(classdriver); - if (!idev->driver) { - xf86Msg(X_ERROR, "Failed to allocate memory while merging " - "InputClass configuration"); - return BadAlloc; - } - mergedopts = xf86ReplaceStrOption(mergedopts, "driver", idev->driver); - } - idev->commonOptions = xf86optionListMerge(idev->commonOptions, mergedopts); - - return Success; -} - -/* - * Iterate the list of classes and look for Option "Ignore". Return the - * value of the last matching class and holler when returning TRUE. - */ -static Bool -IgnoreInputClass(IDevPtr idev, InputAttributes *attrs) -{ - XF86ConfInputClassPtr cl; - Bool ignore = FALSE; - const char *ignore_class; - - for (cl = xf86configptr->conf_inputclass_lst; cl; cl = cl->list.next) { - if (!InputClassMatches(cl, attrs)) - continue; - if (xf86findOption(cl->option_lst, "Ignore")) { - ignore = xf86CheckBoolOption(cl->option_lst, "Ignore", FALSE); - ignore_class = cl->identifier; - } - } - - if (ignore) - xf86Msg(X_CONFIG, "%s: Ignoring device from InputClass \"%s\"\n", - idev->identifier, ignore_class); - return ignore; -} - -/** - * Create a new input device, activate and enable it. - * - * Possible return codes: - * BadName .. a bad driver name was supplied. - * BadImplementation ... The driver does not have a PreInit function. This - * is a driver bug. - * BadMatch .. device initialization failed. - * BadAlloc .. too many input devices - * - * @param idev The device, already set up with identifier, driver, and the - * options. - * @param pdev Pointer to the new device, if Success was reported. - * @param enable Enable the device after activating it. - * - * @return Success or an error code - */ -_X_INTERNAL int -xf86NewInputDevice(IDevPtr idev, DeviceIntPtr *pdev, BOOL enable) -{ - InputDriverPtr drv = NULL; - InputInfoPtr pInfo = NULL; - DeviceIntPtr dev = NULL; - int rval; - - /* Memory leak for every attached device if we don't - * test if the module is already loaded first */ - drv = xf86LookupInputDriver(idev->driver); - if (!drv) - if (xf86LoadOneModule(idev->driver, NULL)) - drv = xf86LookupInputDriver(idev->driver); - if (!drv) { - xf86Msg(X_ERROR, "No input driver matching `%s'\n", idev->driver); - rval = BadName; - goto unwind; - } - - if (!drv->PreInit) { - xf86Msg(X_ERROR, - "Input driver `%s' has no PreInit function (ignoring)\n", - drv->driverName); - rval = BadImplementation; - goto unwind; - } - - pInfo = drv->PreInit(drv, idev, 0); - - if (!pInfo) { - xf86Msg(X_ERROR, "PreInit returned NULL for \"%s\"\n", idev->identifier); - rval = BadMatch; - goto unwind; - } - else if (!(pInfo->flags & XI86_CONFIGURED)) { - xf86Msg(X_ERROR, "PreInit failed for input device \"%s\"\n", - idev->identifier); - rval = BadMatch; - goto unwind; - } - - if (!xf86ActivateDevice(pInfo)) - { - rval = BadAlloc; - goto unwind; - } - - dev = pInfo->dev; - rval = ActivateDevice(dev, TRUE); - if (rval != Success) - { - xf86Msg(X_ERROR, "Couldn't init device \"%s\"\n", idev->identifier); - RemoveDevice(dev, TRUE); - goto unwind; - } - - /* Enable it if it's properly initialised and we're currently in the VT */ - if (enable && dev->inited && dev->startup && xf86Screens[0]->vtSema) - { - EnableDevice(dev, TRUE); - if (!dev->enabled) - { - xf86Msg(X_ERROR, "Couldn't init device \"%s\"\n", idev->identifier); - rval = BadMatch; - goto unwind; - } - /* send enter/leave event, update sprite window */ - CheckMotion(NULL, dev); - } - - *pdev = dev; - return Success; - -unwind: - if(pInfo) { - if(drv->UnInit) - drv->UnInit(drv, pInfo, 0); - else - xf86DeleteInput(pInfo, 0); - } - return rval; -} - -int -NewInputDeviceRequest (InputOption *options, InputAttributes *attrs, - DeviceIntPtr *pdev) -{ - IDevRec *idev = NULL; - InputOption *option = NULL; - int rval = Success; - int is_auto = 0; - - idev = xcalloc(sizeof(*idev), 1); - if (!idev) - return BadAlloc; - - for (option = options; option; option = option->next) { - if (strcasecmp(option->key, "driver") == 0) { - if (idev->driver) { - rval = BadRequest; - goto unwind; - } - idev->driver = xstrdup(option->value); - if (!idev->driver) { - rval = BadAlloc; - goto unwind; - } - } - - if (strcasecmp(option->key, "name") == 0 || - strcasecmp(option->key, "identifier") == 0) { - if (idev->identifier) { - rval = BadRequest; - goto unwind; - } - idev->identifier = xstrdup(option->value); - if (!idev->identifier) { - rval = BadAlloc; - goto unwind; - } - } - - if (strcmp(option->key, "_source") == 0 && - (strcmp(option->value, "server/hal") == 0 || - strcmp(option->value, "server/udev") == 0)) { - is_auto = 1; - if (!xf86Info.autoAddDevices) { - rval = BadMatch; - goto unwind; - } - } - } - - for (option = options; option; option = option->next) { - /* Steal option key/value strings from the provided list. - * We need those strings, the InputOption list doesn't. */ - idev->commonOptions = xf86addNewOption(idev->commonOptions, - option->key, option->value); - option->key = NULL; - option->value = NULL; - } - - /* Apply InputClass settings */ - if (attrs) { - if (IgnoreInputClass(idev, attrs)) { - rval = BadIDChoice; - goto unwind; - } - - rval = MergeInputClasses(idev, attrs); - if (rval != Success) - goto unwind; - } - - if (!idev->driver || !idev->identifier) { - xf86Msg(X_INFO, "No input driver/identifier specified (ignoring)\n"); - rval = BadRequest; - goto unwind; - } - - if (!idev->identifier) { - xf86Msg(X_ERROR, "No device identifier specified (ignoring)\n"); - return BadMatch; - } - - rval = xf86NewInputDevice(idev, pdev, - (!is_auto || (is_auto && xf86Info.autoEnableDevices))); - if (rval == Success) - return Success; - -unwind: - if (is_auto && !xf86Info.autoAddDevices) - xf86Msg(X_INFO, "AutoAddDevices is off - not adding device.\n"); - if(idev->driver) - xfree(idev->driver); - if(idev->identifier) - xfree(idev->identifier); - xf86optionListFree(idev->commonOptions); - xfree(idev); - return rval; -} - -void -DeleteInputDeviceRequest(DeviceIntPtr pDev) -{ - LocalDevicePtr pInfo = (LocalDevicePtr) pDev->public.devicePrivate; - InputDriverPtr drv = NULL; - IDevRec *idev = NULL; - IDevPtr *it; - Bool isMaster = IsMaster(pDev); - - if (pInfo) /* need to get these before RemoveDevice */ - { - drv = pInfo->drv; - idev = pInfo->conf_idev; - } - - OsBlockSignals(); - RemoveDevice(pDev, TRUE); - - if (!isMaster && pInfo != NULL) - { - if(drv->UnInit) - drv->UnInit(drv, pInfo, 0); - else - xf86DeleteInput(pInfo, 0); - - /* devices added through HAL aren't in the config layout */ - it = xf86ConfigLayout.inputs; - while(*it && *it != idev) - it++; - - if (!(*it)) /* end of list, not in the layout */ - { - xfree(idev->driver); - xfree(idev->identifier); - xf86optionListFree(idev->commonOptions); - xfree(idev); - } - } - OsReleaseSignals(); -} - -/* - * convenient functions to post events - */ - -void -xf86PostMotionEvent(DeviceIntPtr device, - int is_absolute, - int first_valuator, - int num_valuators, - ...) -{ - va_list var; - int i = 0; - static int valuators[MAX_VALUATORS]; - - XI_VERIFY_VALUATORS(num_valuators); - - va_start(var, num_valuators); - for (i = 0; i < num_valuators; i++) - valuators[i] = va_arg(var, int); - va_end(var); - - xf86PostMotionEventP(device, is_absolute, first_valuator, num_valuators, valuators); -} - -void -xf86PostMotionEventP(DeviceIntPtr device, - int is_absolute, - int first_valuator, - int num_valuators, - int *valuators) -{ - int i = 0, nevents = 0; - Bool drag = xf86SendDragEvents(device); - DeviceEvent *event; - int flags = 0; - -#if XFreeXDGA - int index; - int dx = 0, dy = 0; -#endif - - XI_VERIFY_VALUATORS(num_valuators); - - if (is_absolute) - flags = POINTER_ABSOLUTE; - else - flags = POINTER_RELATIVE | POINTER_ACCELERATE; - -#if XFreeXDGA - /* The evdev driver may not always send all axes across. */ - if (num_valuators >= 1 && first_valuator <= 1) { - if (miPointerGetScreen(device)) { - index = miPointerGetScreen(device)->myNum; - if (first_valuator == 0) - { - dx = valuators[0]; - if (is_absolute) - dx -= device->last.valuators[0]; - } - - if (first_valuator == 1 || num_valuators >= 2) - { - dy = valuators[1 - first_valuator]; - if (is_absolute) - dy -= device->last.valuators[1]; - } - - if (DGAStealMotionEvent(device, index, dx, dy)) - return; - } - } -#endif - - nevents = GetPointerEvents(xf86Events, device, MotionNotify, 0, - flags, first_valuator, num_valuators, - valuators); - - for (i = 0; i < nevents; i++) { - event = (DeviceEvent*)((xf86Events + i)->event); - /* Don't post core motion events for devices not registered to send - * drag events. */ - if (event->header == ET_Internal && - (event->type != ET_Motion || drag)) { - mieqEnqueue(device, (InternalEvent*)((xf86Events + i)->event)); - } - } -} - -void -xf86PostProximityEvent(DeviceIntPtr device, - int is_in, - int first_valuator, - int num_valuators, - ...) -{ - va_list var; - int i; - int valuators[MAX_VALUATORS]; - - XI_VERIFY_VALUATORS(num_valuators); - - va_start(var, num_valuators); - for (i = 0; i < num_valuators; i++) - valuators[i] = va_arg(var, int); - va_end(var); - - xf86PostProximityEventP(device, is_in, first_valuator, num_valuators, - valuators); - -} - -void -xf86PostProximityEventP(DeviceIntPtr device, - int is_in, - int first_valuator, - int num_valuators, - int *valuators) -{ - int i, nevents; - - XI_VERIFY_VALUATORS(num_valuators); - - nevents = GetProximityEvents(xf86Events, device, - is_in ? ProximityIn : ProximityOut, - first_valuator, num_valuators, valuators); - for (i = 0; i < nevents; i++) - mieqEnqueue(device, (InternalEvent*)((xf86Events + i)->event)); - -} - -void -xf86PostButtonEvent(DeviceIntPtr device, - int is_absolute, - int button, - int is_down, - int first_valuator, - int num_valuators, - ...) -{ - va_list var; - int valuators[MAX_VALUATORS]; - int i = 0; - - XI_VERIFY_VALUATORS(num_valuators); - - va_start(var, num_valuators); - for (i = 0; i < num_valuators; i++) - valuators[i] = va_arg(var, int); - va_end(var); - - xf86PostButtonEventP(device, is_absolute, button, is_down, first_valuator, - num_valuators, valuators); - -} - -void -xf86PostButtonEventP(DeviceIntPtr device, - int is_absolute, - int button, - int is_down, - int first_valuator, - int num_valuators, - int *valuators) -{ - int i = 0, nevents = 0; - int flags = 0; - -#if XFreeXDGA - int index; -#endif - - XI_VERIFY_VALUATORS(num_valuators); - - if (is_absolute) - flags = POINTER_ABSOLUTE; - else - flags = POINTER_RELATIVE | POINTER_ACCELERATE; - -#if XFreeXDGA - if (miPointerGetScreen(device)) { - index = miPointerGetScreen(device)->myNum; - if (DGAStealButtonEvent(device, index, button, is_down)) - return; - } -#endif - - nevents = GetPointerEvents(xf86Events, device, - is_down ? ButtonPress : ButtonRelease, button, - flags, first_valuator, num_valuators, valuators); - - for (i = 0; i < nevents; i++) - mieqEnqueue(device, (InternalEvent*)((xf86Events + i)->event)); - -} - -void -xf86PostKeyEvent(DeviceIntPtr device, - unsigned int key_code, - int is_down, - int is_absolute, - int first_valuator, - int num_valuators, - ...) -{ - va_list var; - int i = 0; - static int valuators[MAX_VALUATORS]; - - XI_VERIFY_VALUATORS(num_valuators); - - va_start(var, num_valuators); - for (i = 0; i < num_valuators; i++) - valuators[i] = va_arg(var, int); - va_end(var); - - xf86PostKeyEventP(device, key_code, is_down, is_absolute, first_valuator, - num_valuators, valuators); - -} - -void -xf86PostKeyEventP(DeviceIntPtr device, - unsigned int key_code, - int is_down, - int is_absolute, - int first_valuator, - int num_valuators, - int *valuators) -{ - int i = 0, nevents = 0; - - XI_VERIFY_VALUATORS(num_valuators); - - if (is_absolute) { - nevents = GetKeyboardValuatorEvents(xf86Events, device, - is_down ? KeyPress : KeyRelease, - key_code, first_valuator, - num_valuators, valuators); - } - else { - nevents = GetKeyboardEvents(xf86Events, device, - is_down ? KeyPress : KeyRelease, - key_code); - } - - for (i = 0; i < nevents; i++) - mieqEnqueue(device, (InternalEvent*)((xf86Events + i)->event)); -} - -void -xf86PostKeyboardEvent(DeviceIntPtr device, - unsigned int key_code, - int is_down) -{ - xf86PostKeyEventP(device, key_code, is_down, 0, 0, 0, NULL); -} - -LocalDevicePtr -xf86FirstLocalDevice(void) -{ - return xf86InputDevs; -} - -/* - * Cx - raw data from touch screen - * Sxhigh - scaled highest dimension - * (remember, this is of rows - 1 because of 0 origin) - * Sxlow - scaled lowest dimension - * Rxhigh - highest raw value from touch screen calibration - * Rxlow - lowest raw value from touch screen calibration - * - * This function is the same for X or Y coordinates. - * You may have to reverse the high and low values to compensate for - * different orgins on the touch screen vs X. - */ - -int -xf86ScaleAxis(int Cx, - int Sxhigh, - int Sxlow, - int Rxhigh, - int Rxlow ) -{ - int X; - int64_t dSx = Sxhigh - Sxlow; - int64_t dRx = Rxhigh - Rxlow; - - if (dRx) { - X = (int)(((dSx * (Cx - Rxlow)) / dRx) + Sxlow); - } - else { - X = 0; - ErrorF ("Divide by Zero in xf86ScaleAxis"); - } - - if (X > Sxhigh) - X = Sxhigh; - if (X < Sxlow) - X = Sxlow; - - return (X); -} - -/* - * This function checks the given screen against the current screen and - * makes changes if appropriate. It should be called from an XInput driver's - * ReadInput function before any events are posted, if the device is screen - * specific like a touch screen. - */ -void -xf86XInputSetScreen(LocalDevicePtr local, - int screen_number, - int x, - int y) -{ - if (miPointerGetScreen(local->dev) != - screenInfo.screens[screen_number]) { - miPointerSetScreen(local->dev, screen_number, x, y); - } -} - - -void -xf86InitValuatorAxisStruct(DeviceIntPtr dev, int axnum, Atom label, int minval, int maxval, - int resolution, int min_res, int max_res) -{ - if (!dev || !dev->valuator) - return; - - InitValuatorAxisStruct(dev, axnum, label, minval, maxval, resolution, min_res, - max_res); -} - -/* - * Set the valuator values to be in synch with dix/event.c - * DefineInitialRootWindow(). - */ -void -xf86InitValuatorDefaults(DeviceIntPtr dev, int axnum) -{ - if (axnum == 0) { - dev->valuator->axisVal[0] = screenInfo.screens[0]->width / 2; - dev->last.valuators[0] = dev->valuator->axisVal[0]; - } - else if (axnum == 1) { - dev->valuator->axisVal[1] = screenInfo.screens[0]->height / 2; - dev->last.valuators[1] = dev->valuator->axisVal[1]; - } - - if(axnum == 0) /* to prevent double invocation */ - ApplyAccelerationSettings(dev); -} - - -/** - * Deactivate a device. Call this function from the driver if you receive a - * read error or something else that spoils your day. - * Device will be moved to the off_devices list, but it will still be there - * until you really clean up after it. - * Notifies the client about an inactive device. - * - * @param panic True if device is unrecoverable and needs to be removed. - */ -void -xf86DisableDevice(DeviceIntPtr dev, Bool panic) -{ - if(!panic) - { - DisableDevice(dev, TRUE); - } else - { - SendDevicePresenceEvent(dev->id, DeviceUnrecoverable); - DeleteInputDeviceRequest(dev); - } -} - -/** - * Reactivate a device. Call this function from the driver if you just found - * out that the read error wasn't quite that bad after all. - * Device will be re-activated, and an event sent to the client. - */ -void -xf86EnableDevice(DeviceIntPtr dev) -{ - EnableDevice(dev, TRUE); -} - -/* end of xf86Xinput.c */ +/*
+ * Copyright 1995-1999 by Frederic Lepied, France. <Lepied@XFree86.org>
+ *
+ * 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, and that the name of Frederic Lepied not be used in
+ * advertising or publicity pertaining to distribution of the software without
+ * specific, written prior permission. Frederic Lepied makes no
+ * representations about the suitability of this software for any purpose. It
+ * is provided "as is" without express or implied warranty.
+ *
+ * FREDERIC LEPIED DISCLAIMS ALL WARRANTIES WITH REGARD TO THIS SOFTWARE,
+ * INCLUDING ALL IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS, IN NO
+ * EVENT SHALL FREDERIC LEPIED 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.
+ *
+ */
+/*
+ * Copyright (c) 2000-2002 by The XFree86 Project, Inc.
+ *
+ * Permission is hereby granted, free of charge, to any person obtaining a
+ * copy of this software and associated documentation files (the "Software"),
+ * to deal in the Software without restriction, including without limitation
+ * the rights to use, copy, modify, merge, publish, distribute, sublicense,
+ * and/or sell copies of the Software, and to permit persons to whom the
+ * Software is furnished to do so, subject to the following conditions:
+ *
+ * The above copyright notice and this permission notice 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 COPYRIGHT HOLDER(S) OR AUTHOR(S) BE LIABLE FOR ANY CLAIM, DAMAGES OR
+ * OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE,
+ * OTHER DEALINGS IN THE SOFTWARE.
+ *
+ * Except as contained in this notice, the name of the copyright holder(s)
+ * and author(s) 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 copyright holder(s) and author(s).
+ */
+
+#ifdef HAVE_XORG_CONFIG_H
+#include <xorg-config.h>
+#endif
+
+#include <X11/Xfuncproto.h>
+#include <X11/Xmd.h>
+#include <X11/extensions/XI.h>
+#include <X11/extensions/XIproto.h>
+#include <X11/Xatom.h>
+#include "xf86.h"
+#include "xf86Priv.h"
+#include "xf86Config.h"
+#include "xf86Xinput.h"
+#include "XIstubs.h"
+#include "xf86Optrec.h"
+#include "xf86Parser.h"
+#include "mipointer.h"
+#include "xf86InPriv.h"
+#include "compiler.h"
+#include "extinit.h"
+
+#ifdef DPMSExtension
+#include <X11/extensions/dpmsconst.h>
+#include "dpmsproc.h"
+#endif
+
+#include "exevents.h" /* AddInputDevice */
+#include "exglobals.h"
+#include "eventstr.h"
+
+#include <string.h> /* InputClassMatches */
+#ifdef HAVE_FNMATCH_H
+#include <fnmatch.h>
+#endif
+
+#include "extnsionst.h"
+
+#include "windowstr.h" /* screenIsSaved */
+
+#include <stdarg.h>
+#include <stdint.h> /* for int64_t */
+
+#include <X11/Xpoll.h>
+
+#include "mi.h"
+
+#include <ptrveloc.h> /* dix pointer acceleration */
+#include <xserver-properties.h>
+
+#ifdef XFreeXDGA
+#include "dgaproc.h"
+#endif
+
+#include "xkbsrv.h"
+
+#include "os.h"
+
+EventListPtr xf86Events = NULL;
+
+/**
+ * Eval config and modify DeviceVelocityRec accordingly
+ */
+static void
+ProcessVelocityConfiguration(DeviceIntPtr pDev, char* devname, pointer list,
+ DeviceVelocityPtr s)
+{
+ int tempi;
+ float tempf;
+ Atom float_prop = XIGetKnownProperty(XATOM_FLOAT);
+ Atom prop;
+
+ if(!s)
+ return;
+
+ /* common settings (available via device properties) */
+ tempf = xf86SetRealOption(list, "ConstantDeceleration", 1.0);
+ if (tempf > 1.0) {
+ xf86Msg(X_CONFIG, "%s: (accel) constant deceleration by %.1f\n",
+ devname, tempf);
+ prop = XIGetKnownProperty(ACCEL_PROP_CONSTANT_DECELERATION);
+ XIChangeDeviceProperty(pDev, prop, float_prop, 32,
+ PropModeReplace, 1, &tempf, FALSE);
+ }
+
+ tempf = xf86SetRealOption(list, "AdaptiveDeceleration", 1.0);
+ if (tempf > 1.0) {
+ xf86Msg(X_CONFIG, "%s: (accel) adaptive deceleration by %.1f\n",
+ devname, tempf);
+ prop = XIGetKnownProperty(ACCEL_PROP_ADAPTIVE_DECELERATION);
+ XIChangeDeviceProperty(pDev, prop, float_prop, 32,
+ PropModeReplace, 1, &tempf, FALSE);
+ }
+
+ /* select profile by number */
+ tempi = xf86SetIntOption(list, "AccelerationProfile",
+ s->statistics.profile_number);
+
+ prop = XIGetKnownProperty(ACCEL_PROP_PROFILE_NUMBER);
+ if (XIChangeDeviceProperty(pDev, prop, XA_INTEGER, 32,
+ PropModeReplace, 1, &tempi, FALSE) == Success) {
+ xf86Msg(X_CONFIG, "%s: (accel) acceleration profile %i\n", devname,
+ tempi);
+ } else {
+ xf86Msg(X_CONFIG, "%s: (accel) acceleration profile %i is unknown\n",
+ devname, tempi);
+ }
+
+ /* set scaling */
+ tempf = xf86SetRealOption(list, "ExpectedRate", 0);
+ prop = XIGetKnownProperty(ACCEL_PROP_VELOCITY_SCALING);
+ if (tempf > 0) {
+ tempf = 1000.0 / tempf;
+ XIChangeDeviceProperty(pDev, prop, float_prop, 32,
+ PropModeReplace, 1, &tempf, FALSE);
+ } else {
+ tempf = xf86SetRealOption(list, "VelocityScale", s->corr_mul);
+ XIChangeDeviceProperty(pDev, prop, float_prop, 32,
+ PropModeReplace, 1, &tempf, FALSE);
+ }
+
+ tempi = xf86SetIntOption(list, "VelocityTrackerCount", -1);
+ if (tempi > 1)
+ InitTrackers(s, tempi);
+
+ s->initial_range = xf86SetIntOption(list, "VelocityInitialRange",
+ s->initial_range);
+
+ s->max_diff = xf86SetRealOption(list, "VelocityAbsDiff", s->max_diff);
+
+ tempf = xf86SetRealOption(list, "VelocityRelDiff", -1);
+ if (tempf >= 0) {
+ xf86Msg(X_CONFIG, "%s: (accel) max rel. velocity difference: %.1f%%\n",
+ devname, tempf*100.0);
+ s->max_rel_diff = tempf;
+ }
+
+ /* Configure softening. If const deceleration is used, this is expected
+ * to provide better subpixel information so we enable
+ * softening by default only if ConstantDeceleration is not used
+ */
+ s->use_softening = xf86SetBoolOption(list, "Softening",
+ s->const_acceleration == 1.0);
+
+ s->average_accel = xf86SetBoolOption(list, "AccelerationProfileAveraging",
+ s->average_accel);
+
+ s->reset_time = xf86SetIntOption(list, "VelocityReset", s->reset_time);
+}
+
+static void
+ApplyAccelerationSettings(DeviceIntPtr dev){
+ int scheme, i;
+ DeviceVelocityPtr pVel;
+ LocalDevicePtr local = (LocalDevicePtr)dev->public.devicePrivate;
+ char* schemeStr;
+
+ if (dev->valuator && dev->ptrfeed) {
+ schemeStr = xf86SetStrOption(local->options, "AccelerationScheme", "");
+
+ scheme = dev->valuator->accelScheme.number;
+
+ if (!xf86NameCmp(schemeStr, "predictable"))
+ scheme = PtrAccelPredictable;
+
+ if (!xf86NameCmp(schemeStr, "lightweight"))
+ scheme = PtrAccelLightweight;
+
+ if (!xf86NameCmp(schemeStr, "none"))
+ scheme = PtrAccelNoOp;
+
+ /* reinit scheme if needed */
+ if (dev->valuator->accelScheme.number != scheme) {
+ if (dev->valuator->accelScheme.AccelCleanupProc) {
+ dev->valuator->accelScheme.AccelCleanupProc(dev);
+ }
+
+ if (InitPointerAccelerationScheme(dev, scheme)) {
+ xf86Msg(X_CONFIG, "%s: (accel) selected scheme %s/%i\n",
+ local->name, schemeStr, scheme);
+ } else {
+ xf86Msg(X_CONFIG, "%s: (accel) could not init scheme %s\n",
+ local->name, schemeStr);
+ scheme = dev->valuator->accelScheme.number;
+ }
+ } else {
+ xf86Msg(X_CONFIG, "%s: (accel) keeping acceleration scheme %i\n",
+ local->name, scheme);
+ }
+
+ free(schemeStr);
+
+ /* process special configuration */
+ switch (scheme) {
+ case PtrAccelPredictable:
+ pVel = GetDevicePredictableAccelData(dev);
+ ProcessVelocityConfiguration (dev, local->name, local->options,
+ pVel);
+ break;
+ }
+
+ i = xf86SetIntOption(local->options, "AccelerationNumerator",
+ dev->ptrfeed->ctrl.num);
+ if (i >= 0)
+ dev->ptrfeed->ctrl.num = i;
+
+ i = xf86SetIntOption(local->options, "AccelerationDenominator",
+ dev->ptrfeed->ctrl.den);
+ if (i > 0)
+ dev->ptrfeed->ctrl.den = i;
+
+ i = xf86SetIntOption(local->options, "AccelerationThreshold",
+ dev->ptrfeed->ctrl.threshold);
+ if (i >= 0)
+ dev->ptrfeed->ctrl.threshold = i;
+
+ /* mostly a no-op anyway */
+ (*dev->ptrfeed->CtrlProc)(dev, &dev->ptrfeed->ctrl);
+
+ xf86Msg(X_CONFIG, "%s: (accel) acceleration factor: %.3f\n",
+ local->name, ((float)dev->ptrfeed->ctrl.num)/
+ ((float)dev->ptrfeed->ctrl.den));
+ xf86Msg(X_CONFIG, "%s: (accel) acceleration threshold: %i\n",
+ local->name, dev->ptrfeed->ctrl.threshold);
+ }
+}
+
+static Bool
+xf86SendDragEvents(DeviceIntPtr device)
+{
+ LocalDevicePtr local = (LocalDevicePtr) device->public.devicePrivate;
+
+ if (device->button && device->button->buttonsDown > 0)
+ return (local->flags & XI86_SEND_DRAG_EVENTS);
+ else
+ return (TRUE);
+}
+
+/***********************************************************************
+ *
+ * xf86ProcessCommonOptions --
+ *
+ * Process global options.
+ *
+ ***********************************************************************
+ */
+void
+xf86ProcessCommonOptions(LocalDevicePtr local,
+ pointer list)
+{
+ if (!xf86SetBoolOption(list, "AlwaysCore", 1) ||
+ !xf86SetBoolOption(list, "SendCoreEvents", 1) ||
+ !xf86SetBoolOption(list, "CorePointer", 1) ||
+ !xf86SetBoolOption(list, "CoreKeyboard", 1)) {
+ xf86Msg(X_CONFIG, "%s: doesn't report core events\n", local->name);
+ } else {
+ local->flags |= XI86_ALWAYS_CORE;
+ xf86Msg(X_CONFIG, "%s: always reports core events\n", local->name);
+ }
+
+ if (xf86SetBoolOption(list, "SendDragEvents", 1)) {
+ local->flags |= XI86_SEND_DRAG_EVENTS;
+ } else {
+ xf86Msg(X_CONFIG, "%s: doesn't report drag events\n", local->name);
+ }
+
+ /* Backwards compatibility. */
+ local->history_size = GetMotionHistorySize();
+}
+
+/***********************************************************************
+ *
+ * xf86ActivateDevice --
+ *
+ * Initialize an input device.
+ *
+ * Returns TRUE on success, or FALSE otherwise.
+ ***********************************************************************
+ */
+int
+xf86ActivateDevice(LocalDevicePtr local)
+{
+ DeviceIntPtr dev;
+
+ if (local->flags & XI86_CONFIGURED) {
+ dev = AddInputDevice(serverClient, local->device_control, TRUE);
+
+ if (dev == NULL)
+ {
+ xf86Msg(X_ERROR, "Too many input devices. Ignoring %s\n",
+ local->name);
+ local->dev = NULL;
+ return FALSE;
+ }
+
+ local->atom = MakeAtom(local->type_name,
+ strlen(local->type_name),
+ TRUE);
+ AssignTypeAndName(dev, local->atom, local->name);
+ dev->public.devicePrivate = (pointer) local;
+ local->dev = dev;
+
+ dev->coreEvents = local->flags & XI86_ALWAYS_CORE;
+ dev->type = SLAVE;
+ dev->spriteInfo->spriteOwner = FALSE;
+
+ dev->deviceGrab.ActivateGrab = ActivateKeyboardGrab;
+ dev->deviceGrab.DeactivateGrab = DeactivateKeyboardGrab;
+
+ RegisterOtherDevice(dev);
+ XkbSetExtension(dev, ProcessKeyboardEvent);
+
+ if (serverGeneration == 1)
+ xf86Msg(X_INFO, "XINPUT: Adding extended input device \"%s\" (type: %s)\n",
+ local->name, local->type_name);
+ }
+
+ return TRUE;
+}
+
+
+/***********************************************************************
+ *
+ * Caller: ProcXOpenDevice
+ *
+ * This is the implementation-dependent routine to open an input device.
+ * Some implementations open all input devices when the server is first
+ * initialized, and never close them. Other implementations open only
+ * the X pointer and keyboard devices during server initialization,
+ * and only open other input devices when some client makes an
+ * XOpenDevice request. This entry point is for the latter type of
+ * implementation.
+ *
+ * If the physical device is not already open, do it here. In this case,
+ * you need to keep track of the fact that one or more clients has the
+ * device open, and physically close it when the last client that has
+ * it open does an XCloseDevice.
+ *
+ * The default implementation is to do nothing (assume all input devices
+ * are opened during X server initialization and kept open).
+ *
+ ***********************************************************************
+ */
+
+void
+OpenInputDevice(DeviceIntPtr dev,
+ ClientPtr client,
+ int *status)
+{
+ if (!dev->inited)
+ ActivateDevice(dev, TRUE);
+
+ *status = Success;
+}
+
+void
+CloseInputDevice(DeviceIntPtr dev,
+ ClientPtr client)
+{
+}
+
+/****************************************************************************
+ *
+ * Caller: ProcXSetDeviceMode
+ *
+ * Change the mode of an extension device.
+ * This function is used to change the mode of a device from reporting
+ * relative motion to reporting absolute positional information, and
+ * vice versa.
+ * The default implementation below is that no such devices are supported.
+ *
+ ***********************************************************************
+ */
+
+int
+SetDeviceMode (ClientPtr client, DeviceIntPtr dev, int mode)
+{
+ LocalDevicePtr local = (LocalDevicePtr)dev->public.devicePrivate;
+
+ if (local->switch_mode) {
+ return (*local->switch_mode)(client, dev, mode);
+ }
+ else
+ return BadMatch;
+}
+
+
+/***********************************************************************
+ *
+ * Caller: ProcXSetDeviceValuators
+ *
+ * Set the value of valuators on an extension input device.
+ * This function is used to set the initial value of valuators on
+ * those input devices that are capable of reporting either relative
+ * motion or an absolute position, and allow an initial position to be set.
+ * The default implementation below is that no such devices are supported.
+ *
+ ***********************************************************************
+ */
+
+int
+SetDeviceValuators (ClientPtr client, DeviceIntPtr dev, int *valuators,
+ int first_valuator, int num_valuators)
+{
+ LocalDevicePtr local = (LocalDevicePtr) dev->public.devicePrivate;
+
+ if (local->set_device_valuators)
+ return (*local->set_device_valuators)(local, valuators, first_valuator,
+ num_valuators);
+
+ return BadMatch;
+}
+
+
+/***********************************************************************
+ *
+ * Caller: ProcXChangeDeviceControl
+ *
+ * Change the specified device controls on an extension input device.
+ *
+ ***********************************************************************
+ */
+
+int
+ChangeDeviceControl (ClientPtr client, DeviceIntPtr dev, xDeviceCtl *control)
+{
+ LocalDevicePtr local = (LocalDevicePtr)dev->public.devicePrivate;
+
+ if (!local->control_proc) {
+ switch (control->control) {
+ case DEVICE_CORE:
+ return BadMatch;
+ case DEVICE_RESOLUTION:
+ case DEVICE_ABS_CALIB:
+ case DEVICE_ABS_AREA:
+ case DEVICE_ENABLE:
+ return Success;
+ default:
+ return BadMatch;
+ }
+ }
+ else {
+ return (*local->control_proc)(local, control);
+ }
+}
+
+void
+AddOtherInputDevices(void)
+{
+}
+
+/*
+ * Classes without any Match statements match all devices. Otherwise, all
+ * statements must match.
+ */
+static Bool
+InputClassMatches(XF86ConfInputClassPtr iclass, InputAttributes *attrs)
+{
+ char **cur;
+ Bool match;
+
+ if (iclass->match_product) {
+ if (!attrs->product)
+ return FALSE;
+ /* see if any of the values match */
+ for (cur = iclass->match_product, match = FALSE; *cur; cur++)
+ if (strstr(attrs->product, *cur)) {
+ match = TRUE;
+ break;
+ }
+ if (!match)
+ return FALSE;
+ }
+ if (iclass->match_vendor) {
+ if (!attrs->vendor)
+ return FALSE;
+ /* see if any of the values match */
+ for (cur = iclass->match_vendor, match = FALSE; *cur; cur++)
+ if (strstr(attrs->vendor, *cur)) {
+ match = TRUE;
+ break;
+ }
+ if (!match)
+ return FALSE;
+ }
+ if (iclass->match_device) {
+ if (!attrs->device)
+ return FALSE;
+ /* see if any of the values match */
+ for (cur = iclass->match_device, match = FALSE; *cur; cur++)
+#ifdef HAVE_FNMATCH_H
+ if (fnmatch(*cur, attrs->device, FNM_PATHNAME) == 0) {
+#else
+ if (strstr(attrs->device, *cur)) {
+#endif
+ match = TRUE;
+ break;
+ }
+ if (!match)
+ return FALSE;
+ }
+ if (iclass->match_tag) {
+ if (!attrs->tags)
+ return FALSE;
+
+ for (cur = iclass->match_tag, match = FALSE; *cur && !match; cur++) {
+ const char *tag;
+ for(tag = *attrs->tags; *tag; tag++) {
+ if (!strcmp(tag, *cur)) {
+ match = TRUE;
+ break;
+ }
+ }
+ }
+
+ if (!match)
+ return FALSE;
+ }
+
+ if (iclass->is_keyboard.set &&
+ iclass->is_keyboard.val != !!(attrs->flags & ATTR_KEYBOARD))
+ return FALSE;
+ if (iclass->is_pointer.set &&
+ iclass->is_pointer.val != !!(attrs->flags & ATTR_POINTER))
+ return FALSE;
+ if (iclass->is_joystick.set &&
+ iclass->is_joystick.val != !!(attrs->flags & ATTR_JOYSTICK))
+ return FALSE;
+ if (iclass->is_tablet.set &&
+ iclass->is_tablet.val != !!(attrs->flags & ATTR_TABLET))
+ return FALSE;
+ if (iclass->is_touchpad.set &&
+ iclass->is_touchpad.val != !!(attrs->flags & ATTR_TOUCHPAD))
+ return FALSE;
+ if (iclass->is_touchscreen.set &&
+ iclass->is_touchscreen.val != !!(attrs->flags & ATTR_TOUCHSCREEN))
+ return FALSE;
+ return TRUE;
+}
+
+/*
+ * Merge in any InputClass configurations. Options in each InputClass
+ * section have more priority than the original device configuration as
+ * well as any previous InputClass sections.
+ */
+static int
+MergeInputClasses(IDevPtr idev, InputAttributes *attrs)
+{
+ XF86ConfInputClassPtr cl;
+ XF86OptionPtr classopts, mergedopts = NULL;
+ char *classdriver = NULL;
+
+ for (cl = xf86configptr->conf_inputclass_lst; cl; cl = cl->list.next) {
+ if (!InputClassMatches(cl, attrs))
+ continue;
+
+ /* Collect class options and merge over previous classes */
+ xf86Msg(X_CONFIG, "%s: Applying InputClass \"%s\"\n",
+ idev->identifier, cl->identifier);
+ if (cl->driver)
+ classdriver = cl->driver;
+ classopts = xf86optionListDup(cl->option_lst);
+ mergedopts = xf86optionListMerge(mergedopts, classopts);
+ }
+
+ /* Apply options to device with InputClass settings preferred. */
+ if (classdriver) {
+ free(idev->driver);
+ idev->driver = xstrdup(classdriver);
+ if (!idev->driver) {
+ xf86Msg(X_ERROR, "Failed to allocate memory while merging "
+ "InputClass configuration");
+ return BadAlloc;
+ }
+ mergedopts = xf86ReplaceStrOption(mergedopts, "driver", idev->driver);
+ }
+ idev->commonOptions = xf86optionListMerge(idev->commonOptions, mergedopts);
+
+ return Success;
+}
+
+/*
+ * Iterate the list of classes and look for Option "Ignore". Return the
+ * value of the last matching class and holler when returning TRUE.
+ */
+static Bool
+IgnoreInputClass(IDevPtr idev, InputAttributes *attrs)
+{
+ XF86ConfInputClassPtr cl;
+ Bool ignore = FALSE;
+ const char *ignore_class;
+
+ for (cl = xf86configptr->conf_inputclass_lst; cl; cl = cl->list.next) {
+ if (!InputClassMatches(cl, attrs))
+ continue;
+ if (xf86findOption(cl->option_lst, "Ignore")) {
+ ignore = xf86CheckBoolOption(cl->option_lst, "Ignore", FALSE);
+ ignore_class = cl->identifier;
+ }
+ }
+
+ if (ignore)
+ xf86Msg(X_CONFIG, "%s: Ignoring device from InputClass \"%s\"\n",
+ idev->identifier, ignore_class);
+ return ignore;
+}
+
+/**
+ * Create a new input device, activate and enable it.
+ *
+ * Possible return codes:
+ * BadName .. a bad driver name was supplied.
+ * BadImplementation ... The driver does not have a PreInit function. This
+ * is a driver bug.
+ * BadMatch .. device initialization failed.
+ * BadAlloc .. too many input devices
+ *
+ * @param idev The device, already set up with identifier, driver, and the
+ * options.
+ * @param pdev Pointer to the new device, if Success was reported.
+ * @param enable Enable the device after activating it.
+ *
+ * @return Success or an error code
+ */
+_X_INTERNAL int
+xf86NewInputDevice(IDevPtr idev, DeviceIntPtr *pdev, BOOL enable)
+{
+ InputDriverPtr drv = NULL;
+ InputInfoPtr pInfo = NULL;
+ DeviceIntPtr dev = NULL;
+ int rval;
+
+ /* Memory leak for every attached device if we don't
+ * test if the module is already loaded first */
+ drv = xf86LookupInputDriver(idev->driver);
+ if (!drv)
+ if (xf86LoadOneModule(idev->driver, NULL))
+ drv = xf86LookupInputDriver(idev->driver);
+ if (!drv) {
+ xf86Msg(X_ERROR, "No input driver matching `%s'\n", idev->driver);
+ rval = BadName;
+ goto unwind;
+ }
+
+ if (!drv->PreInit) {
+ xf86Msg(X_ERROR,
+ "Input driver `%s' has no PreInit function (ignoring)\n",
+ drv->driverName);
+ rval = BadImplementation;
+ goto unwind;
+ }
+
+ pInfo = drv->PreInit(drv, idev, 0);
+
+ if (!pInfo) {
+ xf86Msg(X_ERROR, "PreInit returned NULL for \"%s\"\n", idev->identifier);
+ rval = BadMatch;
+ goto unwind;
+ }
+ else if (!(pInfo->flags & XI86_CONFIGURED)) {
+ xf86Msg(X_ERROR, "PreInit failed for input device \"%s\"\n",
+ idev->identifier);
+ rval = BadMatch;
+ goto unwind;
+ }
+
+ if (!xf86ActivateDevice(pInfo))
+ {
+ rval = BadAlloc;
+ goto unwind;
+ }
+
+ dev = pInfo->dev;
+ rval = ActivateDevice(dev, TRUE);
+ if (rval != Success)
+ {
+ xf86Msg(X_ERROR, "Couldn't init device \"%s\"\n", idev->identifier);
+ RemoveDevice(dev, TRUE);
+ goto unwind;
+ }
+
+ /* Enable it if it's properly initialised and we're currently in the VT */
+ if (enable && dev->inited && dev->startup && xf86Screens[0]->vtSema)
+ {
+ EnableDevice(dev, TRUE);
+ if (!dev->enabled)
+ {
+ xf86Msg(X_ERROR, "Couldn't init device \"%s\"\n", idev->identifier);
+ rval = BadMatch;
+ goto unwind;
+ }
+ /* send enter/leave event, update sprite window */
+ CheckMotion(NULL, dev);
+ }
+
+ *pdev = dev;
+ return Success;
+
+unwind:
+ if(pInfo) {
+ if(drv->UnInit)
+ drv->UnInit(drv, pInfo, 0);
+ else
+ xf86DeleteInput(pInfo, 0);
+ }
+ return rval;
+}
+
+int
+NewInputDeviceRequest (InputOption *options, InputAttributes *attrs,
+ DeviceIntPtr *pdev)
+{
+ IDevRec *idev = NULL;
+ InputOption *option = NULL;
+ int rval = Success;
+ int is_auto = 0;
+
+ idev = calloc(sizeof(*idev), 1);
+ if (!idev)
+ return BadAlloc;
+
+ for (option = options; option; option = option->next) {
+ if (strcasecmp(option->key, "driver") == 0) {
+ if (idev->driver) {
+ rval = BadRequest;
+ goto unwind;
+ }
+ idev->driver = xstrdup(option->value);
+ if (!idev->driver) {
+ rval = BadAlloc;
+ goto unwind;
+ }
+ }
+
+ if (strcasecmp(option->key, "name") == 0 ||
+ strcasecmp(option->key, "identifier") == 0) {
+ if (idev->identifier) {
+ rval = BadRequest;
+ goto unwind;
+ }
+ idev->identifier = xstrdup(option->value);
+ if (!idev->identifier) {
+ rval = BadAlloc;
+ goto unwind;
+ }
+ }
+
+ if (strcmp(option->key, "_source") == 0 &&
+ (strcmp(option->value, "server/hal") == 0 ||
+ strcmp(option->value, "server/udev") == 0)) {
+ is_auto = 1;
+ if (!xf86Info.autoAddDevices) {
+ rval = BadMatch;
+ goto unwind;
+ }
+ }
+ }
+
+ for (option = options; option; option = option->next) {
+ /* Steal option key/value strings from the provided list.
+ * We need those strings, the InputOption list doesn't. */
+ idev->commonOptions = xf86addNewOption(idev->commonOptions,
+ option->key, option->value);
+ option->key = NULL;
+ option->value = NULL;
+ }
+
+ /* Apply InputClass settings */
+ if (attrs) {
+ if (IgnoreInputClass(idev, attrs)) {
+ rval = BadIDChoice;
+ goto unwind;
+ }
+
+ rval = MergeInputClasses(idev, attrs);
+ if (rval != Success)
+ goto unwind;
+ }
+
+ if (!idev->driver || !idev->identifier) {
+ xf86Msg(X_INFO, "No input driver/identifier specified (ignoring)\n");
+ rval = BadRequest;
+ goto unwind;
+ }
+
+ if (!idev->identifier) {
+ xf86Msg(X_ERROR, "No device identifier specified (ignoring)\n");
+ return BadMatch;
+ }
+
+ rval = xf86NewInputDevice(idev, pdev,
+ (!is_auto || (is_auto && xf86Info.autoEnableDevices)));
+ if (rval == Success)
+ return Success;
+
+unwind:
+ if (is_auto && !xf86Info.autoAddDevices)
+ xf86Msg(X_INFO, "AutoAddDevices is off - not adding device.\n");
+ if(idev->driver)
+ free(idev->driver);
+ if(idev->identifier)
+ free(idev->identifier);
+ xf86optionListFree(idev->commonOptions);
+ free(idev);
+ return rval;
+}
+
+void
+DeleteInputDeviceRequest(DeviceIntPtr pDev)
+{
+ LocalDevicePtr pInfo = (LocalDevicePtr) pDev->public.devicePrivate;
+ InputDriverPtr drv = NULL;
+ IDevRec *idev = NULL;
+ IDevPtr *it;
+ Bool isMaster = IsMaster(pDev);
+
+ if (pInfo) /* need to get these before RemoveDevice */
+ {
+ drv = pInfo->drv;
+ idev = pInfo->conf_idev;
+ }
+
+ OsBlockSignals();
+ RemoveDevice(pDev, TRUE);
+
+ if (!isMaster && pInfo != NULL)
+ {
+ if(drv->UnInit)
+ drv->UnInit(drv, pInfo, 0);
+ else
+ xf86DeleteInput(pInfo, 0);
+
+ /* devices added through HAL aren't in the config layout */
+ it = xf86ConfigLayout.inputs;
+ while(*it && *it != idev)
+ it++;
+
+ if (!(*it)) /* end of list, not in the layout */
+ {
+ free(idev->driver);
+ free(idev->identifier);
+ xf86optionListFree(idev->commonOptions);
+ free(idev);
+ }
+ }
+ OsReleaseSignals();
+}
+
+/*
+ * convenient functions to post events
+ */
+
+void
+xf86PostMotionEvent(DeviceIntPtr device,
+ int is_absolute,
+ int first_valuator,
+ int num_valuators,
+ ...)
+{
+ va_list var;
+ int i = 0;
+ static int valuators[MAX_VALUATORS];
+
+ XI_VERIFY_VALUATORS(num_valuators);
+
+ va_start(var, num_valuators);
+ for (i = 0; i < num_valuators; i++)
+ valuators[i] = va_arg(var, int);
+ va_end(var);
+
+ xf86PostMotionEventP(device, is_absolute, first_valuator, num_valuators, valuators);
+}
+
+void
+xf86PostMotionEventP(DeviceIntPtr device,
+ int is_absolute,
+ int first_valuator,
+ int num_valuators,
+ int *valuators)
+{
+ int i = 0, nevents = 0;
+ Bool drag = xf86SendDragEvents(device);
+ DeviceEvent *event;
+ int flags = 0;
+
+#if XFreeXDGA
+ int index;
+ int dx = 0, dy = 0;
+#endif
+
+ XI_VERIFY_VALUATORS(num_valuators);
+
+ if (is_absolute)
+ flags = POINTER_ABSOLUTE;
+ else
+ flags = POINTER_RELATIVE | POINTER_ACCELERATE;
+
+#if XFreeXDGA
+ /* The evdev driver may not always send all axes across. */
+ if (num_valuators >= 1 && first_valuator <= 1) {
+ if (miPointerGetScreen(device)) {
+ index = miPointerGetScreen(device)->myNum;
+ if (first_valuator == 0)
+ {
+ dx = valuators[0];
+ if (is_absolute)
+ dx -= device->last.valuators[0];
+ }
+
+ if (first_valuator == 1 || num_valuators >= 2)
+ {
+ dy = valuators[1 - first_valuator];
+ if (is_absolute)
+ dy -= device->last.valuators[1];
+ }
+
+ if (DGAStealMotionEvent(device, index, dx, dy))
+ return;
+ }
+ }
+#endif
+
+ nevents = GetPointerEvents(xf86Events, device, MotionNotify, 0,
+ flags, first_valuator, num_valuators,
+ valuators);
+
+ for (i = 0; i < nevents; i++) {
+ event = (DeviceEvent*)((xf86Events + i)->event);
+ /* Don't post core motion events for devices not registered to send
+ * drag events. */
+ if (event->header == ET_Internal &&
+ (event->type != ET_Motion || drag)) {
+ mieqEnqueue(device, (InternalEvent*)((xf86Events + i)->event));
+ }
+ }
+}
+
+void
+xf86PostProximityEvent(DeviceIntPtr device,
+ int is_in,
+ int first_valuator,
+ int num_valuators,
+ ...)
+{
+ va_list var;
+ int i;
+ int valuators[MAX_VALUATORS];
+
+ XI_VERIFY_VALUATORS(num_valuators);
+
+ va_start(var, num_valuators);
+ for (i = 0; i < num_valuators; i++)
+ valuators[i] = va_arg(var, int);
+ va_end(var);
+
+ xf86PostProximityEventP(device, is_in, first_valuator, num_valuators,
+ valuators);
+
+}
+
+void
+xf86PostProximityEventP(DeviceIntPtr device,
+ int is_in,
+ int first_valuator,
+ int num_valuators,
+ int *valuators)
+{
+ int i, nevents;
+
+ XI_VERIFY_VALUATORS(num_valuators);
+
+ nevents = GetProximityEvents(xf86Events, device,
+ is_in ? ProximityIn : ProximityOut,
+ first_valuator, num_valuators, valuators);
+ for (i = 0; i < nevents; i++)
+ mieqEnqueue(device, (InternalEvent*)((xf86Events + i)->event));
+
+}
+
+void
+xf86PostButtonEvent(DeviceIntPtr device,
+ int is_absolute,
+ int button,
+ int is_down,
+ int first_valuator,
+ int num_valuators,
+ ...)
+{
+ va_list var;
+ int valuators[MAX_VALUATORS];
+ int i = 0;
+
+ XI_VERIFY_VALUATORS(num_valuators);
+
+ va_start(var, num_valuators);
+ for (i = 0; i < num_valuators; i++)
+ valuators[i] = va_arg(var, int);
+ va_end(var);
+
+ xf86PostButtonEventP(device, is_absolute, button, is_down, first_valuator,
+ num_valuators, valuators);
+
+}
+
+void
+xf86PostButtonEventP(DeviceIntPtr device,
+ int is_absolute,
+ int button,
+ int is_down,
+ int first_valuator,
+ int num_valuators,
+ int *valuators)
+{
+ int i = 0, nevents = 0;
+ int flags = 0;
+
+#if XFreeXDGA
+ int index;
+#endif
+
+ XI_VERIFY_VALUATORS(num_valuators);
+
+ if (is_absolute)
+ flags = POINTER_ABSOLUTE;
+ else
+ flags = POINTER_RELATIVE | POINTER_ACCELERATE;
+
+#if XFreeXDGA
+ if (miPointerGetScreen(device)) {
+ index = miPointerGetScreen(device)->myNum;
+ if (DGAStealButtonEvent(device, index, button, is_down))
+ return;
+ }
+#endif
+
+ nevents = GetPointerEvents(xf86Events, device,
+ is_down ? ButtonPress : ButtonRelease, button,
+ flags, first_valuator, num_valuators, valuators);
+
+ for (i = 0; i < nevents; i++)
+ mieqEnqueue(device, (InternalEvent*)((xf86Events + i)->event));
+
+}
+
+void
+xf86PostKeyEvent(DeviceIntPtr device,
+ unsigned int key_code,
+ int is_down,
+ int is_absolute,
+ int first_valuator,
+ int num_valuators,
+ ...)
+{
+ va_list var;
+ int i = 0;
+ static int valuators[MAX_VALUATORS];
+
+ XI_VERIFY_VALUATORS(num_valuators);
+
+ va_start(var, num_valuators);
+ for (i = 0; i < num_valuators; i++)
+ valuators[i] = va_arg(var, int);
+ va_end(var);
+
+ xf86PostKeyEventP(device, key_code, is_down, is_absolute, first_valuator,
+ num_valuators, valuators);
+
+}
+
+void
+xf86PostKeyEventP(DeviceIntPtr device,
+ unsigned int key_code,
+ int is_down,
+ int is_absolute,
+ int first_valuator,
+ int num_valuators,
+ int *valuators)
+{
+ int i = 0, nevents = 0;
+
+ XI_VERIFY_VALUATORS(num_valuators);
+
+ if (is_absolute) {
+ nevents = GetKeyboardValuatorEvents(xf86Events, device,
+ is_down ? KeyPress : KeyRelease,
+ key_code, first_valuator,
+ num_valuators, valuators);
+ }
+ else {
+ nevents = GetKeyboardEvents(xf86Events, device,
+ is_down ? KeyPress : KeyRelease,
+ key_code);
+ }
+
+ for (i = 0; i < nevents; i++)
+ mieqEnqueue(device, (InternalEvent*)((xf86Events + i)->event));
+}
+
+void
+xf86PostKeyboardEvent(DeviceIntPtr device,
+ unsigned int key_code,
+ int is_down)
+{
+ xf86PostKeyEventP(device, key_code, is_down, 0, 0, 0, NULL);
+}
+
+LocalDevicePtr
+xf86FirstLocalDevice(void)
+{
+ return xf86InputDevs;
+}
+
+/*
+ * Cx - raw data from touch screen
+ * Sxhigh - scaled highest dimension
+ * (remember, this is of rows - 1 because of 0 origin)
+ * Sxlow - scaled lowest dimension
+ * Rxhigh - highest raw value from touch screen calibration
+ * Rxlow - lowest raw value from touch screen calibration
+ *
+ * This function is the same for X or Y coordinates.
+ * You may have to reverse the high and low values to compensate for
+ * different orgins on the touch screen vs X.
+ */
+
+int
+xf86ScaleAxis(int Cx,
+ int Sxhigh,
+ int Sxlow,
+ int Rxhigh,
+ int Rxlow )
+{
+ int X;
+ int64_t dSx = Sxhigh - Sxlow;
+ int64_t dRx = Rxhigh - Rxlow;
+
+ if (dRx) {
+ X = (int)(((dSx * (Cx - Rxlow)) / dRx) + Sxlow);
+ }
+ else {
+ X = 0;
+ ErrorF ("Divide by Zero in xf86ScaleAxis");
+ }
+
+ if (X > Sxhigh)
+ X = Sxhigh;
+ if (X < Sxlow)
+ X = Sxlow;
+
+ return (X);
+}
+
+/*
+ * This function checks the given screen against the current screen and
+ * makes changes if appropriate. It should be called from an XInput driver's
+ * ReadInput function before any events are posted, if the device is screen
+ * specific like a touch screen.
+ */
+void
+xf86XInputSetScreen(LocalDevicePtr local,
+ int screen_number,
+ int x,
+ int y)
+{
+ if (miPointerGetScreen(local->dev) !=
+ screenInfo.screens[screen_number]) {
+ miPointerSetScreen(local->dev, screen_number, x, y);
+ }
+}
+
+
+void
+xf86InitValuatorAxisStruct(DeviceIntPtr dev, int axnum, Atom label, int minval, int maxval,
+ int resolution, int min_res, int max_res)
+{
+ if (!dev || !dev->valuator)
+ return;
+
+ InitValuatorAxisStruct(dev, axnum, label, minval, maxval, resolution, min_res,
+ max_res);
+}
+
+/*
+ * Set the valuator values to be in synch with dix/event.c
+ * DefineInitialRootWindow().
+ */
+void
+xf86InitValuatorDefaults(DeviceIntPtr dev, int axnum)
+{
+ if (axnum == 0) {
+ dev->valuator->axisVal[0] = screenInfo.screens[0]->width / 2;
+ dev->last.valuators[0] = dev->valuator->axisVal[0];
+ }
+ else if (axnum == 1) {
+ dev->valuator->axisVal[1] = screenInfo.screens[0]->height / 2;
+ dev->last.valuators[1] = dev->valuator->axisVal[1];
+ }
+
+ if(axnum == 0) /* to prevent double invocation */
+ ApplyAccelerationSettings(dev);
+}
+
+
+/**
+ * Deactivate a device. Call this function from the driver if you receive a
+ * read error or something else that spoils your day.
+ * Device will be moved to the off_devices list, but it will still be there
+ * until you really clean up after it.
+ * Notifies the client about an inactive device.
+ *
+ * @param panic True if device is unrecoverable and needs to be removed.
+ */
+void
+xf86DisableDevice(DeviceIntPtr dev, Bool panic)
+{
+ if(!panic)
+ {
+ DisableDevice(dev, TRUE);
+ } else
+ {
+ SendDevicePresenceEvent(dev->id, DeviceUnrecoverable);
+ DeleteInputDeviceRequest(dev);
+ }
+}
+
+/**
+ * Reactivate a device. Call this function from the driver if you just found
+ * out that the read error wasn't quite that bad after all.
+ * Device will be re-activated, and an event sent to the client.
+ */
+void
+xf86EnableDevice(DeviceIntPtr dev)
+{
+ EnableDevice(dev, TRUE);
+}
+
+/* end of xf86Xinput.c */
|