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-rw-r--r--xorg-server/hw/kdrive/src/kinput.c4659
1 files changed, 2328 insertions, 2331 deletions
diff --git a/xorg-server/hw/kdrive/src/kinput.c b/xorg-server/hw/kdrive/src/kinput.c
index 0485dc413..e3bc4c523 100644
--- a/xorg-server/hw/kdrive/src/kinput.c
+++ b/xorg-server/hw/kdrive/src/kinput.c
@@ -1,2331 +1,2328 @@
-/*
- * Copyright © 1999 Keith Packard
- * Copyright © 2006 Nokia Corporation
- *
- * 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 the authors not be used in
- * advertising or publicity pertaining to distribution of the software without
- * specific, written prior permission. The authors make no
- * representations about the suitability of this software for any purpose. It
- * is provided "as is" without express or implied warranty.
- *
- * THE AUTHORS DISCLAIM ALL WARRANTIES WITH REGARD TO THIS SOFTWARE,
- * INCLUDING ALL IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS, IN NO
- * EVENT SHALL THE AUTHORS 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.
- */
-
-#ifdef HAVE_CONFIG_H
-#include <kdrive-config.h>
-#endif
-#include "kdrive.h"
-#include "inputstr.h"
-
-#define XK_PUBLISHING
-#include <X11/keysym.h>
-#if HAVE_X11_XF86KEYSYM_H
-#include <X11/XF86keysym.h>
-#endif
-#include <signal.h>
-#include <stdio.h>
-#ifdef sun
-#include <sys/file.h> /* needed for FNONBLOCK & FASYNC */
-#endif
-
-#include "xkbsrv.h"
-
-#include <X11/extensions/XI.h>
-#include <X11/extensions/XIproto.h>
-#include "XIstubs.h" /* even though we don't use stubs. cute, no? */
-#include "exevents.h"
-#include "extinit.h"
-#include "exglobals.h"
-#include "eventstr.h"
-#include "xserver-properties.h"
-#include "inpututils.h"
-
-#define AtomFromName(x) MakeAtom(x, strlen(x), 1)
-
-struct KdConfigDevice {
- char *line;
- struct KdConfigDevice *next;
-};
-
-/* kdKeyboards and kdPointers hold all the real devices. */
-static KdKeyboardInfo *kdKeyboards = NULL;
-static KdPointerInfo *kdPointers = NULL;
-static struct KdConfigDevice *kdConfigKeyboards = NULL;
-static struct KdConfigDevice *kdConfigPointers = NULL;
-
-static KdKeyboardDriver *kdKeyboardDrivers = NULL;
-static KdPointerDriver *kdPointerDrivers = NULL;
-
-static EventListPtr kdEvents = NULL;
-
-static Bool kdInputEnabled;
-static Bool kdOffScreen;
-static unsigned long kdOffScreenTime;
-static KdPointerMatrix kdPointerMatrix = {
- { { 1, 0, 0 },
- { 0, 1, 0 } }
-};
-
-void KdResetInputMachine (void);
-
-#define KD_MAX_INPUT_FDS 8
-
-typedef struct _kdInputFd {
- int fd;
- void (*read) (int fd, void *closure);
- int (*enable) (int fd, void *closure);
- void (*disable) (int fd, void *closure);
- void *closure;
-} KdInputFd;
-
-static KdInputFd kdInputFds[KD_MAX_INPUT_FDS];
-static int kdNumInputFds;
-
-extern Bool kdRawPointerCoordinates;
-
-static void
-KdSigio (int sig)
-{
- int i;
-
- for (i = 0; i < kdNumInputFds; i++)
- (*kdInputFds[i].read) (kdInputFds[i].fd, kdInputFds[i].closure);
-}
-
-static void
-KdBlockSigio (void)
-{
- sigset_t set;
-
- sigemptyset (&set);
- sigaddset (&set, SIGIO);
- sigprocmask (SIG_BLOCK, &set, 0);
-}
-
-static void
-KdUnblockSigio (void)
-{
- sigset_t set;
-
- sigemptyset (&set);
- sigaddset (&set, SIGIO);
- sigprocmask (SIG_UNBLOCK, &set, 0);
-}
-
-#ifdef DEBUG_SIGIO
-
-void
-KdAssertSigioBlocked (char *where)
-{
- sigset_t set, old;
-
- sigemptyset (&set);
- sigprocmask (SIG_BLOCK, &set, &old);
- if (!sigismember (&old, SIGIO)) {
- ErrorF ("SIGIO not blocked at %s\n", where);
- KdBacktrace(0);
- }
-}
-
-#else
-
-#define KdAssertSigioBlocked(s)
-
-#endif
-
-static int kdnFds;
-
-#ifdef FNONBLOCK
-#define NOBLOCK FNONBLOCK
-#else
-#define NOBLOCK FNDELAY
-#endif
-
-void
-KdResetInputMachine (void)
-{
- KdPointerInfo *pi;
-
- for (pi = kdPointers; pi; pi = pi->next) {
- pi->mouseState = start;
- pi->eventHeld = FALSE;
- }
-}
-
-static void
-KdNonBlockFd (int fd)
-{
- int flags;
- flags = fcntl (fd, F_GETFL);
- flags |= FASYNC|NOBLOCK;
- fcntl (fd, F_SETFL, flags);
-}
-
-static void
-KdAddFd (int fd)
-{
- struct sigaction act;
- sigset_t set;
-
- kdnFds++;
- fcntl (fd, F_SETOWN, getpid());
- KdNonBlockFd (fd);
- AddEnabledDevice (fd);
- memset (&act, '\0', sizeof act);
- act.sa_handler = KdSigio;
- sigemptyset (&act.sa_mask);
- sigaddset (&act.sa_mask, SIGIO);
- sigaddset (&act.sa_mask, SIGALRM);
- sigaddset (&act.sa_mask, SIGVTALRM);
- sigaction (SIGIO, &act, 0);
- sigemptyset (&set);
- sigprocmask (SIG_SETMASK, &set, 0);
-}
-
-static void
-KdRemoveFd (int fd)
-{
- struct sigaction act;
- int flags;
-
- kdnFds--;
- RemoveEnabledDevice (fd);
- flags = fcntl (fd, F_GETFL);
- flags &= ~(FASYNC|NOBLOCK);
- fcntl (fd, F_SETFL, flags);
- if (kdnFds == 0)
- {
- memset (&act, '\0', sizeof act);
- act.sa_handler = SIG_IGN;
- sigemptyset (&act.sa_mask);
- sigaction (SIGIO, &act, 0);
- }
-}
-
-Bool
-KdRegisterFd (int fd, void (*read) (int fd, void *closure), void *closure)
-{
- if (kdNumInputFds == KD_MAX_INPUT_FDS)
- return FALSE;
- kdInputFds[kdNumInputFds].fd = fd;
- kdInputFds[kdNumInputFds].read = read;
- kdInputFds[kdNumInputFds].enable = 0;
- kdInputFds[kdNumInputFds].disable = 0;
- kdInputFds[kdNumInputFds].closure = closure;
- kdNumInputFds++;
- if (kdInputEnabled)
- KdAddFd (fd);
- return TRUE;
-}
-
-void
-KdUnregisterFd (void *closure, int fd, Bool do_close)
-{
- int i, j;
-
- for (i = 0; i < kdNumInputFds; i++) {
- if (kdInputFds[i].closure == closure &&
- (fd == -1 || kdInputFds[i].fd == fd)) {
- if (kdInputEnabled)
- KdRemoveFd (kdInputFds[i].fd);
- if (do_close)
- close (kdInputFds[i].fd);
- kdNumInputFds--;
- for (j = i; j < kdNumInputFds; j++)
- kdInputFds[j] = kdInputFds[j+1];
- break;
- }
- }
-}
-
-void
-KdUnregisterFds (void *closure, Bool do_close)
-{
- KdUnregisterFd(closure, -1, do_close);
-}
-
-void
-KdDisableInput (void)
-{
- KdKeyboardInfo *ki;
- KdPointerInfo *pi;
- int found = 0, i = 0;
-
- KdBlockSigio();
-
- for (ki = kdKeyboards; ki; ki = ki->next) {
- if (ki->driver && ki->driver->Disable)
- (*ki->driver->Disable) (ki);
- }
-
- for (pi = kdPointers; pi; pi = pi->next) {
- if (pi->driver && pi->driver->Disable)
- (*pi->driver->Disable) (pi);
- }
-
- if (kdNumInputFds) {
- ErrorF("[KdDisableInput] Buggy drivers: still %d input fds left!",
- kdNumInputFds);
- i = 0;
- while (i < kdNumInputFds) {
- found = 0;
- for (ki = kdKeyboards; ki; ki = ki->next) {
- if (ki == kdInputFds[i].closure) {
- ErrorF(" fd %d belongs to keybd driver %s\n",
- kdInputFds[i].fd,
- ki->driver && ki->driver->name ?
- ki->driver->name : "(unnamed!)");
- found = 1;
- break;
- }
- }
-
- if (found) {
- i++;
- continue;
- }
-
- for (pi = kdPointers; pi; pi = pi->next) {
- if (pi == kdInputFds[i].closure) {
- ErrorF(" fd %d belongs to pointer driver %s\n",
- kdInputFds[i].fd,
- pi->driver && pi->driver->name ?
- pi->driver->name : "(unnamed!)");
- break;
- }
- }
-
- if (found) {
- i++;
- continue;
- }
-
- ErrorF(" fd %d not claimed by any active device!\n",
- kdInputFds[i].fd);
- KdUnregisterFd(kdInputFds[i].closure, kdInputFds[i].fd, TRUE);
- }
- }
-
- kdInputEnabled = FALSE;
-}
-
-void
-KdEnableInput (void)
-{
- InternalEvent ev;
- KdKeyboardInfo *ki;
- KdPointerInfo *pi;
-
- kdInputEnabled = TRUE;
-
- for (ki = kdKeyboards; ki; ki = ki->next) {
- if (ki->driver && ki->driver->Enable)
- (*ki->driver->Enable) (ki);
- }
-
- for (pi = kdPointers; pi; pi = pi->next) {
- if (pi->driver && pi->driver->Enable)
- (*pi->driver->Enable) (pi);
- }
-
- /* reset screen saver */
- ev.any.time = GetTimeInMillis ();
- NoticeEventTime (&ev);
-
- KdUnblockSigio ();
-}
-
-static KdKeyboardDriver *
-KdFindKeyboardDriver (char *name)
-{
- KdKeyboardDriver *ret;
-
- /* ask a stupid question ... */
- if (!name)
- return NULL;
-
- for (ret = kdKeyboardDrivers; ret; ret = ret->next) {
- if (strcmp(ret->name, name) == 0)
- return ret;
- }
-
- return NULL;
-}
-
-static KdPointerDriver *
-KdFindPointerDriver (char *name)
-{
- KdPointerDriver *ret;
-
- /* ask a stupid question ... */
- if (!name)
- return NULL;
-
- for (ret = kdPointerDrivers; ret; ret = ret->next) {
- if (strcmp(ret->name, name) == 0)
- return ret;
- }
-
- return NULL;
-}
-
-static int
-KdPointerProc(DeviceIntPtr pDevice, int onoff)
-{
- DevicePtr pDev = (DevicePtr)pDevice;
- KdPointerInfo *pi;
- Atom xiclass;
- Atom *btn_labels;
- Atom *axes_labels;
-
- if (!pDev)
- return BadImplementation;
-
- for (pi = kdPointers; pi; pi = pi->next) {
- if (pi->dixdev && pi->dixdev->id == pDevice->id)
- break;
- }
-
- if (!pi || !pi->dixdev || pi->dixdev->id != pDevice->id) {
- ErrorF("[KdPointerProc] Failed to find pointer for device %d!\n",
- pDevice->id);
- return BadImplementation;
- }
-
- switch (onoff)
- {
- case DEVICE_INIT:
-#ifdef DEBUG
- ErrorF("initialising pointer %s ...\n", pi->name);
-#endif
- if (!pi->driver) {
- if (!pi->driverPrivate) {
- ErrorF("no driver specified for %s\n", pi->name);
- return BadImplementation;
- }
-
- pi->driver = KdFindPointerDriver(pi->driverPrivate);
- if (!pi->driver) {
- ErrorF("Couldn't find pointer driver %s\n",
- pi->driverPrivate ? (char *) pi->driverPrivate :
- "(unnamed)");
- return !Success;
- }
- free(pi->driverPrivate);
- pi->driverPrivate = NULL;
- }
-
- if (!pi->driver->Init) {
- ErrorF("no init function\n");
- return BadImplementation;
- }
-
- if ((*pi->driver->Init) (pi) != Success) {
- return !Success;
- }
-
- btn_labels = calloc(pi->nButtons, sizeof(Atom));
- if (!btn_labels)
- return BadAlloc;
- axes_labels = calloc(pi->nAxes, sizeof(Atom));
- if (!axes_labels) {
- free(btn_labels);
- return BadAlloc;
- }
-
- switch(pi->nAxes)
- {
- default:
- case 7:
- btn_labels[6] = XIGetKnownProperty(BTN_LABEL_PROP_BTN_HWHEEL_RIGHT);
- case 6:
- btn_labels[5] = XIGetKnownProperty(BTN_LABEL_PROP_BTN_HWHEEL_LEFT);
- case 5:
- btn_labels[4] = XIGetKnownProperty(BTN_LABEL_PROP_BTN_WHEEL_DOWN);
- case 4:
- btn_labels[3] = XIGetKnownProperty(BTN_LABEL_PROP_BTN_WHEEL_UP);
- case 3:
- btn_labels[2] = XIGetKnownProperty(BTN_LABEL_PROP_BTN_RIGHT);
- case 2:
- btn_labels[1] = XIGetKnownProperty(BTN_LABEL_PROP_BTN_MIDDLE);
- case 1:
- btn_labels[0] = XIGetKnownProperty(BTN_LABEL_PROP_BTN_LEFT);
- case 0:
- break;
- }
-
- if (pi->nAxes >= 2) {
- axes_labels[0] = XIGetKnownProperty(AXIS_LABEL_PROP_REL_X);
- axes_labels[1] = XIGetKnownProperty(AXIS_LABEL_PROP_REL_Y);
- }
-
- InitPointerDeviceStruct(pDev, pi->map, pi->nButtons, btn_labels,
- (PtrCtrlProcPtr)NoopDDA,
- GetMotionHistorySize(), pi->nAxes, axes_labels);
-
- free(btn_labels);
- free(axes_labels);
-
- if (pi->inputClass == KD_TOUCHSCREEN) {
- InitAbsoluteClassDeviceStruct(pDevice);
- xiclass = AtomFromName(XI_TOUCHSCREEN);
- }
- else {
- xiclass = AtomFromName(XI_MOUSE);
- }
-
- AssignTypeAndName(pi->dixdev, xiclass,
- pi->name ? pi->name : "Generic KDrive Pointer");
-
- return Success;
-
- case DEVICE_ON:
- if (pDev->on == TRUE)
- return Success;
-
- if (!pi->driver->Enable) {
- ErrorF("no enable function\n");
- return BadImplementation;
- }
-
- if ((*pi->driver->Enable) (pi) == Success) {
- pDev->on = TRUE;
- return Success;
- }
- else {
- return BadImplementation;
- }
-
- return Success;
-
- case DEVICE_OFF:
- if (pDev->on == FALSE) {
- return Success;
- }
-
- if (!pi->driver->Disable) {
- return BadImplementation;
- }
- else {
- (*pi->driver->Disable) (pi);
- pDev->on = FALSE;
- return Success;
- }
-
- return Success;
-
- case DEVICE_CLOSE:
- if (pDev->on) {
- if (!pi->driver->Disable) {
- return BadImplementation;
- }
- (*pi->driver->Disable) (pi);
- pDev->on = FALSE;
- }
-
- if (!pi->driver->Fini)
- return BadImplementation;
-
- (*pi->driver->Fini) (pi);
-
- KdRemovePointer(pi);
-
- return Success;
- }
-
- /* NOTREACHED */
- return BadImplementation;
-}
-
-Bool
-LegalModifier(unsigned int key, DeviceIntPtr pDev)
-{
- return TRUE;
-}
-
-static void
-KdBell (int volume, DeviceIntPtr pDev, pointer arg, int something)
-{
- KeybdCtrl *ctrl = arg;
- KdKeyboardInfo *ki = NULL;
-
- for (ki = kdKeyboards; ki; ki = ki->next) {
- if (ki->dixdev && ki->dixdev->id == pDev->id)
- break;
- }
-
- if (!ki || !ki->dixdev || ki->dixdev->id != pDev->id || !ki->driver)
- return;
-
- KdRingBell(ki, volume, ctrl->bell_pitch, ctrl->bell_duration);
-}
-
-void
-DDXRingBell(int volume, int pitch, int duration)
-{
- KdKeyboardInfo *ki = NULL;
-
- if (kdOsFuncs->Bell) {
- (*kdOsFuncs->Bell)(volume, pitch, duration);
- }
- else {
- for (ki = kdKeyboards; ki; ki = ki->next) {
- if (ki->dixdev->coreEvents)
- KdRingBell(ki, volume, pitch, duration);
- }
- }
-}
-
-void
-KdRingBell(KdKeyboardInfo *ki, int volume, int pitch, int duration)
-{
- if (!ki || !ki->driver || !ki->driver->Bell)
- return;
-
- if (kdInputEnabled)
- (*ki->driver->Bell) (ki, volume, pitch, duration);
-}
-
-
-static void
-KdSetLeds (KdKeyboardInfo *ki, int leds)
-{
- if (!ki || !ki->driver)
- return;
-
- if (kdInputEnabled) {
- if (ki->driver->Leds)
- (*ki->driver->Leds) (ki, leds);
- }
-}
-
-void
-KdSetLed (KdKeyboardInfo *ki, int led, Bool on)
-{
- if (!ki || !ki->dixdev || !ki->dixdev->kbdfeed)
- return;
-
- NoteLedState (ki->dixdev, led, on);
- KdSetLeds (ki, ki->dixdev->kbdfeed->ctrl.leds);
-}
-
-void
-KdSetPointerMatrix (KdPointerMatrix *matrix)
-{
- kdPointerMatrix = *matrix;
-}
-
-void
-KdComputePointerMatrix (KdPointerMatrix *m, Rotation randr, int width,
- int height)
-{
- int x_dir = 1, y_dir = 1;
- int i, j;
- int size[2];
-
- size[0] = width; size[1] = height;
- if (randr & RR_Reflect_X)
- x_dir = -1;
- if (randr & RR_Reflect_Y)
- y_dir = -1;
- switch (randr & (RR_Rotate_All)) {
- case RR_Rotate_0:
- m->matrix[0][0] = x_dir; m->matrix[0][1] = 0;
- m->matrix[1][0] = 0; m->matrix[1][1] = y_dir;
- break;
- case RR_Rotate_90:
- m->matrix[0][0] = 0; m->matrix[0][1] = -x_dir;
- m->matrix[1][0] = y_dir; m->matrix[1][1] = 0;
- break;
- case RR_Rotate_180:
- m->matrix[0][0] = -x_dir; m->matrix[0][1] = 0;
- m->matrix[1][0] = 0; m->matrix[1][1] = -y_dir;
- break;
- case RR_Rotate_270:
- m->matrix[0][0] = 0; m->matrix[0][1] = x_dir;
- m->matrix[1][0] = -y_dir; m->matrix[1][1] = 0;
- break;
- }
- for (i = 0; i < 2; i++)
- {
- m->matrix[i][2] = 0;
- for (j = 0 ; j < 2; j++)
- if (m->matrix[i][j] < 0)
- m->matrix[i][2] = size[j] - 1;
- }
-}
-
-void
-KdScreenToPointerCoords (int *x, int *y)
-{
- int (*m)[3] = kdPointerMatrix.matrix;
- int div = m[0][1] * m[1][0] - m[1][1] * m[0][0];
- int sx = *x;
- int sy = *y;
-
- *x = (m[0][1] * sy - m[0][1] * m[1][2] + m[1][1] * m[0][2] - m[1][1] * sx) / div;
- *y = (m[1][0] * sx + m[0][0] * m[1][2] - m[1][0] * m[0][2] - m[0][0] * sy) / div;
-}
-
-static void
-KdKbdCtrl (DeviceIntPtr pDevice, KeybdCtrl *ctrl)
-{
- KdKeyboardInfo *ki;
-
- for (ki = kdKeyboards; ki; ki = ki->next) {
- if (ki->dixdev && ki->dixdev->id == pDevice->id)
- break;
- }
-
- if (!ki || !ki->dixdev || ki->dixdev->id != pDevice->id || !ki->driver)
- return;
-
- KdSetLeds(ki, ctrl->leds);
- ki->bellPitch = ctrl->bell_pitch;
- ki->bellDuration = ctrl->bell_duration;
-}
-
-extern KeybdCtrl defaultKeyboardControl;
-
-static int
-KdKeyboardProc(DeviceIntPtr pDevice, int onoff)
-{
- Bool ret;
- DevicePtr pDev = (DevicePtr)pDevice;
- KdKeyboardInfo *ki;
- Atom xiclass;
- XkbRMLVOSet rmlvo;
-
- if (!pDev)
- return BadImplementation;
-
- for (ki = kdKeyboards; ki; ki = ki->next) {
- if (ki->dixdev && ki->dixdev->id == pDevice->id)
- break;
- }
-
- if (!ki || !ki->dixdev || ki->dixdev->id != pDevice->id) {
- return BadImplementation;
- }
-
- switch (onoff)
- {
- case DEVICE_INIT:
-#ifdef DEBUG
- ErrorF("initialising keyboard %s\n", ki->name);
-#endif
- if (!ki->driver) {
- if (!ki->driverPrivate) {
- ErrorF("no driver specified!\n");
- return BadImplementation;
- }
-
- ki->driver = KdFindKeyboardDriver(ki->driverPrivate);
- if (!ki->driver) {
- ErrorF("Couldn't find keyboard driver %s\n",
- ki->driverPrivate ? (char *) ki->driverPrivate :
- "(unnamed)");
- return !Success;
- }
- free(ki->driverPrivate);
- ki->driverPrivate = NULL;
- }
-
- if (!ki->driver->Init) {
- ErrorF("Keyboard %s: no init function\n", ki->name);
- return BadImplementation;
- }
-
- if ((*ki->driver->Init) (ki) != Success) {
- return !Success;
- }
-
- memset(&rmlvo, 0, sizeof(rmlvo));
- rmlvo.rules = ki->xkbRules;
- rmlvo.model = ki->xkbModel;
- rmlvo.layout = ki->xkbLayout;
- rmlvo.variant = ki->xkbVariant;
- rmlvo.options = ki->xkbOptions;
- ret = InitKeyboardDeviceStruct (pDevice, &rmlvo, KdBell, KdKbdCtrl);
- if (!ret) {
- ErrorF("Couldn't initialise keyboard %s\n", ki->name);
- return BadImplementation;
- }
-
- xiclass = AtomFromName(XI_KEYBOARD);
- AssignTypeAndName(pDevice, xiclass,
- ki->name ? ki->name : "Generic KDrive Keyboard");
-
- KdResetInputMachine();
-
- return Success;
-
- case DEVICE_ON:
- if (pDev->on == TRUE)
- return Success;
-
- if (!ki->driver->Enable)
- return BadImplementation;
-
- if ((*ki->driver->Enable) (ki) != Success) {
- return BadMatch;
- }
-
- pDev->on = TRUE;
- return Success;
-
- case DEVICE_OFF:
- if (pDev->on == FALSE)
- return Success;
-
- if (!ki->driver->Disable)
- return BadImplementation;
-
- (*ki->driver->Disable) (ki);
- pDev->on = FALSE;
-
- return Success;
-
- break;
-
- case DEVICE_CLOSE:
- if (pDev->on) {
- if (!ki->driver->Disable)
- return BadImplementation;
-
- (*ki->driver->Disable) (ki);
- pDev->on = FALSE;
- }
-
- if (!ki->driver->Fini)
- return BadImplementation;
-
- (*ki->driver->Fini) (ki);
-
- KdRemoveKeyboard(ki);
-
- return Success;
- }
-
- /* NOTREACHED */
- return BadImplementation;
-}
-
-void
-KdAddPointerDriver (KdPointerDriver *driver)
-{
- KdPointerDriver **prev;
-
- if (!driver)
- return;
-
- for (prev = &kdPointerDrivers; *prev; prev = &(*prev)->next) {
- if (*prev == driver)
- return;
- }
- *prev = driver;
-}
-
-void
-KdRemovePointerDriver (KdPointerDriver *driver)
-{
- KdPointerDriver *tmp;
-
- if (!driver)
- return;
-
- /* FIXME remove all pointers using this driver */
- for (tmp = kdPointerDrivers; tmp; tmp = tmp->next) {
- if (tmp->next == driver)
- tmp->next = driver->next;
- }
- if (tmp == driver)
- tmp = NULL;
-}
-
-void
-KdAddKeyboardDriver (KdKeyboardDriver *driver)
-{
- KdKeyboardDriver **prev;
-
- if (!driver)
- return;
-
- for (prev = &kdKeyboardDrivers; *prev; prev = &(*prev)->next) {
- if (*prev == driver)
- return;
- }
- *prev = driver;
-}
-
-void
-KdRemoveKeyboardDriver (KdKeyboardDriver *driver)
-{
- KdKeyboardDriver *tmp;
-
- if (!driver)
- return;
-
- /* FIXME remove all keyboards using this driver */
- for (tmp = kdKeyboardDrivers; tmp; tmp = tmp->next) {
- if (tmp->next == driver)
- tmp->next = driver->next;
- }
- if (tmp == driver)
- tmp = NULL;
-}
-
-KdKeyboardInfo *
-KdNewKeyboard (void)
-{
- KdKeyboardInfo *ki = calloc(sizeof(KdKeyboardInfo), 1);
- if (!ki)
- return NULL;
-
- ki->minScanCode = 0;
- ki->maxScanCode = 0;
- ki->leds = 0;
- ki->bellPitch = 1000;
- ki->bellDuration = 200;
- ki->next = NULL;
- ki->options = NULL;
- ki->xkbRules = strdup(XKB_DFLT_RULES);
- ki->xkbModel = strdup(XKB_DFLT_MODEL);
- ki->xkbLayout = strdup(XKB_DFLT_LAYOUT);
- ki->xkbVariant = strdup(XKB_DFLT_VARIANT);
- ki->xkbOptions = strdup(XKB_DFLT_OPTIONS);
-
- return ki;
-}
-
-int
-KdAddConfigKeyboard (char *keyboard)
-{
- struct KdConfigDevice **prev, *new;
-
- if (!keyboard)
- return Success;
-
- new = (struct KdConfigDevice *) calloc(sizeof(struct KdConfigDevice), 1);
- if (!new)
- return BadAlloc;
-
- new->line = strdup(keyboard);
- new->next = NULL;
-
- for (prev = &kdConfigKeyboards; *prev; prev = &(*prev)->next);
- *prev = new;
-
- return Success;
-}
-
-int
-KdAddKeyboard (KdKeyboardInfo *ki)
-{
- KdKeyboardInfo **prev;
-
- if (!ki)
- return !Success;
-
- ki->dixdev = AddInputDevice(serverClient, KdKeyboardProc, TRUE);
- if (!ki->dixdev) {
- ErrorF("Couldn't register keyboard device %s\n",
- ki->name ? ki->name : "(unnamed)");
- return !Success;
- }
-
-#ifdef DEBUG
- ErrorF("added keyboard %s with dix id %d\n", ki->name, ki->dixdev->id);
-#endif
-
- for (prev = &kdKeyboards; *prev; prev = &(*prev)->next);
- *prev = ki;
-
- return Success;
-}
-
-void
-KdRemoveKeyboard (KdKeyboardInfo *ki)
-{
- KdKeyboardInfo **prev;
-
- if (!ki)
- return;
-
- for (prev = &kdKeyboards; *prev; prev = &(*prev)->next) {
- if (*prev == ki) {
- *prev = ki->next;
- break;
- }
- }
-
- KdFreeKeyboard(ki);
-}
-
-int
-KdAddConfigPointer (char *pointer)
-{
- struct KdConfigDevice **prev, *new;
-
- if (!pointer)
- return Success;
-
- new = (struct KdConfigDevice *) calloc(sizeof(struct KdConfigDevice), 1);
- if (!new)
- return BadAlloc;
-
- new->line = strdup(pointer);
- new->next = NULL;
-
- for (prev = &kdConfigPointers; *prev; prev = &(*prev)->next);
- *prev = new;
-
- return Success;
-}
-
-int
-KdAddPointer (KdPointerInfo *pi)
-{
- KdPointerInfo **prev;
-
- if (!pi)
- return Success;
-
- pi->mouseState = start;
- pi->eventHeld = FALSE;
-
- pi->dixdev = AddInputDevice(serverClient, KdPointerProc, TRUE);
- if (!pi->dixdev) {
- ErrorF("Couldn't add pointer device %s\n",
- pi->name ? pi->name : "(unnamed)");
- return BadDevice;
- }
-
- for (prev = &kdPointers; *prev; prev = &(*prev)->next);
- *prev = pi;
-
- return Success;
-}
-
-void
-KdRemovePointer (KdPointerInfo *pi)
-{
- KdPointerInfo **prev;
-
- if (!pi)
- return;
-
- for (prev = &kdPointers; *prev; prev = &(*prev)->next) {
- if (*prev == pi) {
- *prev = pi->next;
- break;
- }
- }
-
- KdFreePointer(pi);
-}
-
-/*
- * You can call your kdriver server with something like:
- * $ ./hw/kdrive/yourserver/X :1 -mouse evdev,,device=/dev/input/event4 -keybd
- * evdev,,device=/dev/input/event1,xkbmodel=abnt2,xkblayout=br
- */
-static Bool
-KdGetOptions (InputOption **options, char *string)
-{
- InputOption *newopt = NULL, **tmpo = NULL;
- int tam_key = 0;
-
- newopt = calloc(1, sizeof (InputOption));
- if (!newopt)
- return FALSE;
-
- for (tmpo = options; *tmpo; tmpo = &(*tmpo)->next)
- ; /* Hello, I'm here */
- *tmpo = newopt;
-
- if (strchr(string, '='))
- {
- tam_key = (strchr(string, '=') - string);
- newopt->key = (char *)malloc(tam_key);
- strncpy(newopt->key, string, tam_key);
- newopt->key[tam_key] = '\0';
- newopt->value = strdup(strchr(string, '=') + 1);
- }
- else
- {
- newopt->key = strdup(string);
- newopt->value = NULL;
- }
- newopt->next = NULL;
-
- return TRUE;
-}
-
-static void
-KdParseKbdOptions (KdKeyboardInfo *ki)
-{
- InputOption *option = NULL;
-
- for (option = ki->options; option; option = option->next)
- {
- if (strcasecmp(option->key, "XkbRules") == 0)
- ki->xkbRules = option->value;
- else if (strcasecmp(option->key, "XkbModel") == 0)
- ki->xkbModel = option->value;
- else if (strcasecmp(option->key, "XkbLayout") == 0)
- ki->xkbLayout = option->value;
- else if (strcasecmp(option->key, "XkbVariant") == 0)
- ki->xkbVariant = option->value;
- else if (strcasecmp(option->key, "XkbOptions") == 0)
- ki->xkbOptions = option->value;
- else if (!strcasecmp (option->key, "device"))
- ki->path = strdup(option->value);
- else
- ErrorF("Kbd option key (%s) of value (%s) not assigned!\n",
- option->key, option->value);
- }
-}
-
-KdKeyboardInfo *
-KdParseKeyboard (char *arg)
-{
- char save[1024];
- char delim;
- InputOption *options = NULL;
- KdKeyboardInfo *ki = NULL;
-
- ki = KdNewKeyboard();
- if (!ki)
- return NULL;
-
- ki->name = strdup("Unknown KDrive Keyboard");
- ki->path = NULL;
- ki->driver = NULL;
- ki->driverPrivate = NULL;
- ki->next = NULL;
-
- if (!arg)
- {
- ErrorF("keybd: no arg\n");
- KdFreeKeyboard (ki);
- return NULL;
- }
-
- if (strlen (arg) >= sizeof (save))
- {
- ErrorF("keybd: arg too long\n");
- KdFreeKeyboard (ki);
- return NULL;
- }
-
- arg = KdParseFindNext (arg, ",", save, &delim);
- if (!save[0])
- {
- ErrorF("keybd: failed on save[0]\n");
- KdFreeKeyboard (ki);
- return NULL;
- }
-
- if (strcmp (save, "auto") == 0)
- ki->driverPrivate = NULL;
- else
- ki->driverPrivate = strdup(save);
-
- if (delim != ',')
- {
- return ki;
- }
-
- arg = KdParseFindNext (arg, ",", save, &delim);
-
- while (delim == ',')
- {
- arg = KdParseFindNext (arg, ",", save, &delim);
-
- if (!KdGetOptions(&options, save))
- {
- KdFreeKeyboard(ki);
- return NULL;
- }
- }
-
- if (options)
- {
- ki->options = options;
- KdParseKbdOptions(ki);
- }
-
- return ki;
-}
-
-static void
-KdParsePointerOptions (KdPointerInfo *pi)
-{
- InputOption *option = NULL;
-
- for (option = pi->options; option; option = option->next)
- {
- if (!strcmp (option->key, "emulatemiddle"))
- pi->emulateMiddleButton = TRUE;
- else if (!strcmp (option->key, "noemulatemiddle"))
- pi->emulateMiddleButton = FALSE;
- else if (!strcmp (option->key, "transformcoord"))
- pi->transformCoordinates = TRUE;
- else if (!strcmp (option->key, "rawcoord"))
- pi->transformCoordinates = FALSE;
- else if (!strcasecmp (option->key, "device"))
- pi->path = strdup(option->value);
- else if (!strcasecmp (option->key, "protocol"))
- pi->protocol = strdup(option->value);
- else
- ErrorF("Pointer option key (%s) of value (%s) not assigned!\n",
- option->key, option->value);
- }
-}
-
-KdPointerInfo *
-KdParsePointer (char *arg)
-{
- char save[1024];
- char delim;
- KdPointerInfo *pi = NULL;
- InputOption *options = NULL;
- int i = 0;
-
- pi = KdNewPointer();
- if (!pi)
- return NULL;
- pi->emulateMiddleButton = kdEmulateMiddleButton;
- pi->transformCoordinates = !kdRawPointerCoordinates;
- pi->protocol = NULL;
- pi->nButtons = 5; /* XXX should not be hardcoded */
- pi->inputClass = KD_MOUSE;
-
- if (!arg)
- {
- ErrorF("mouse: no arg\n");
- KdFreePointer (pi);
- return NULL;
- }
-
- if (strlen (arg) >= sizeof (save))
- {
- ErrorF("mouse: arg too long\n");
- KdFreePointer (pi);
- return NULL;
- }
- arg = KdParseFindNext (arg, ",", save, &delim);
- if (!save[0])
- {
- ErrorF("failed on save[0]\n");
- KdFreePointer (pi);
- return NULL;
- }
-
- if (strcmp(save, "auto") == 0)
- pi->driverPrivate = NULL;
- else
- pi->driverPrivate = strdup(save);
-
- if (delim != ',')
- {
- return pi;
- }
-
- arg = KdParseFindNext (arg, ",", save, &delim);
-
- while (delim == ',')
- {
- arg = KdParseFindNext (arg, ",", save, &delim);
- if (save[0] == '{')
- {
- char *s = save + 1;
- i = 0;
- while (*s && *s != '}')
- {
- if ('1' <= *s && *s <= '0' + pi->nButtons)
- pi->map[i] = *s - '0';
- else
- UseMsg ();
- s++;
- }
- }
- else
- {
- if (!KdGetOptions(&options, save))
- {
- KdFreePointer(pi);
- return NULL;
- }
- }
- }
-
- if (options)
- {
- pi->options = options;
- KdParsePointerOptions(pi);
- }
-
- return pi;
-}
-
-
-void
-KdInitInput (void)
-{
- KdPointerInfo *pi;
- KdKeyboardInfo *ki;
- struct KdConfigDevice *dev;
-
- kdInputEnabled = TRUE;
-
- for (dev = kdConfigPointers; dev; dev = dev->next) {
- pi = KdParsePointer(dev->line);
- if (!pi)
- ErrorF("Failed to parse pointer\n");
- if (KdAddPointer(pi) != Success)
- ErrorF("Failed to add pointer!\n");
- }
- for (dev = kdConfigKeyboards; dev; dev = dev->next) {
- ki = KdParseKeyboard(dev->line);
- if (!ki)
- ErrorF("Failed to parse keyboard\n");
- if (KdAddKeyboard(ki) != Success)
- ErrorF("Failed to add keyboard!\n");
- }
-
- mieqInit();
-}
-
-/*
- * Middle button emulation state machine
- *
- * Possible transitions:
- * Button 1 press v1
- * Button 1 release ^1
- * Button 2 press v2
- * Button 2 release ^2
- * Button 3 press v3
- * Button 3 release ^3
- * Button other press vo
- * Button other release ^o
- * Mouse motion <>
- * Keyboard event k
- * timeout ...
- * outside box <->
- *
- * States:
- * start
- * button_1_pend
- * button_1_down
- * button_2_down
- * button_3_pend
- * button_3_down
- * synthetic_2_down_13
- * synthetic_2_down_3
- * synthetic_2_down_1
- *
- * Transition diagram
- *
- * start
- * v1 -> (hold) (settimeout) button_1_pend
- * ^1 -> (deliver) start
- * v2 -> (deliver) button_2_down
- * ^2 -> (deliever) start
- * v3 -> (hold) (settimeout) button_3_pend
- * ^3 -> (deliver) start
- * vo -> (deliver) start
- * ^o -> (deliver) start
- * <> -> (deliver) start
- * k -> (deliver) start
- *
- * button_1_pend (button 1 is down, timeout pending)
- * ^1 -> (release) (deliver) start
- * v2 -> (release) (deliver) button_1_down
- * ^2 -> (release) (deliver) button_1_down
- * v3 -> (cleartimeout) (generate v2) synthetic_2_down_13
- * ^3 -> (release) (deliver) button_1_down
- * vo -> (release) (deliver) button_1_down
- * ^o -> (release) (deliver) button_1_down
- * <-> -> (release) (deliver) button_1_down
- * <> -> (deliver) button_1_pend
- * k -> (release) (deliver) button_1_down
- * ... -> (release) button_1_down
- *
- * button_1_down (button 1 is down)
- * ^1 -> (deliver) start
- * v2 -> (deliver) button_1_down
- * ^2 -> (deliver) button_1_down
- * v3 -> (deliver) button_1_down
- * ^3 -> (deliver) button_1_down
- * vo -> (deliver) button_1_down
- * ^o -> (deliver) button_1_down
- * <> -> (deliver) button_1_down
- * k -> (deliver) button_1_down
- *
- * button_2_down (button 2 is down)
- * v1 -> (deliver) button_2_down
- * ^1 -> (deliver) button_2_down
- * ^2 -> (deliver) start
- * v3 -> (deliver) button_2_down
- * ^3 -> (deliver) button_2_down
- * vo -> (deliver) button_2_down
- * ^o -> (deliver) button_2_down
- * <> -> (deliver) button_2_down
- * k -> (deliver) button_2_down
- *
- * button_3_pend (button 3 is down, timeout pending)
- * v1 -> (generate v2) synthetic_2_down
- * ^1 -> (release) (deliver) button_3_down
- * v2 -> (release) (deliver) button_3_down
- * ^2 -> (release) (deliver) button_3_down
- * ^3 -> (release) (deliver) start
- * vo -> (release) (deliver) button_3_down
- * ^o -> (release) (deliver) button_3_down
- * <-> -> (release) (deliver) button_3_down
- * <> -> (deliver) button_3_pend
- * k -> (release) (deliver) button_3_down
- * ... -> (release) button_3_down
- *
- * button_3_down (button 3 is down)
- * v1 -> (deliver) button_3_down
- * ^1 -> (deliver) button_3_down
- * v2 -> (deliver) button_3_down
- * ^2 -> (deliver) button_3_down
- * ^3 -> (deliver) start
- * vo -> (deliver) button_3_down
- * ^o -> (deliver) button_3_down
- * <> -> (deliver) button_3_down
- * k -> (deliver) button_3_down
- *
- * synthetic_2_down_13 (button 1 and 3 are down)
- * ^1 -> (generate ^2) synthetic_2_down_3
- * v2 -> synthetic_2_down_13
- * ^2 -> synthetic_2_down_13
- * ^3 -> (generate ^2) synthetic_2_down_1
- * vo -> (deliver) synthetic_2_down_13
- * ^o -> (deliver) synthetic_2_down_13
- * <> -> (deliver) synthetic_2_down_13
- * k -> (deliver) synthetic_2_down_13
- *
- * synthetic_2_down_3 (button 3 is down)
- * v1 -> (deliver) synthetic_2_down_3
- * ^1 -> (deliver) synthetic_2_down_3
- * v2 -> synthetic_2_down_3
- * ^2 -> synthetic_2_down_3
- * ^3 -> start
- * vo -> (deliver) synthetic_2_down_3
- * ^o -> (deliver) synthetic_2_down_3
- * <> -> (deliver) synthetic_2_down_3
- * k -> (deliver) synthetic_2_down_3
- *
- * synthetic_2_down_1 (button 1 is down)
- * ^1 -> start
- * v2 -> synthetic_2_down_1
- * ^2 -> synthetic_2_down_1
- * v3 -> (deliver) synthetic_2_down_1
- * ^3 -> (deliver) synthetic_2_down_1
- * vo -> (deliver) synthetic_2_down_1
- * ^o -> (deliver) synthetic_2_down_1
- * <> -> (deliver) synthetic_2_down_1
- * k -> (deliver) synthetic_2_down_1
- */
-
-typedef enum _inputClass {
- down_1, up_1,
- down_2, up_2,
- down_3, up_3,
- down_o, up_o,
- motion, outside_box,
- keyboard, timeout,
- num_input_class
-} KdInputClass;
-
-typedef enum _inputAction {
- noop,
- hold,
- setto,
- deliver,
- release,
- clearto,
- gen_down_2,
- gen_up_2
-} KdInputAction;
-
-#define MAX_ACTIONS 2
-
-typedef struct _inputTransition {
- KdInputAction actions[MAX_ACTIONS];
- KdPointerState nextState;
-} KdInputTransition;
-
-static const
-KdInputTransition kdInputMachine[num_input_states][num_input_class] = {
- /* start */
- {
- { { hold, setto }, button_1_pend }, /* v1 */
- { { deliver, noop }, start }, /* ^1 */
- { { deliver, noop }, button_2_down }, /* v2 */
- { { deliver, noop }, start }, /* ^2 */
- { { hold, setto }, button_3_pend }, /* v3 */
- { { deliver, noop }, start }, /* ^3 */
- { { deliver, noop }, start }, /* vo */
- { { deliver, noop }, start }, /* ^o */
- { { deliver, noop }, start }, /* <> */
- { { deliver, noop }, start }, /* <-> */
- { { noop, noop }, start }, /* k */
- { { noop, noop }, start }, /* ... */
- },
- /* button_1_pend */
- {
- { { noop, noop }, button_1_pend }, /* v1 */
- { { release, deliver }, start }, /* ^1 */
- { { release, deliver }, button_1_down }, /* v2 */
- { { release, deliver }, button_1_down }, /* ^2 */
- { { clearto, gen_down_2 }, synth_2_down_13 }, /* v3 */
- { { release, deliver }, button_1_down }, /* ^3 */
- { { release, deliver }, button_1_down }, /* vo */
- { { release, deliver }, button_1_down }, /* ^o */
- { { deliver, noop }, button_1_pend }, /* <> */
- { { release, deliver }, button_1_down }, /* <-> */
- { { noop, noop }, button_1_down }, /* k */
- { { release, noop }, button_1_down }, /* ... */
- },
- /* button_1_down */
- {
- { { noop, noop }, button_1_down }, /* v1 */
- { { deliver, noop }, start }, /* ^1 */
- { { deliver, noop }, button_1_down }, /* v2 */
- { { deliver, noop }, button_1_down }, /* ^2 */
- { { deliver, noop }, button_1_down }, /* v3 */
- { { deliver, noop }, button_1_down }, /* ^3 */
- { { deliver, noop }, button_1_down }, /* vo */
- { { deliver, noop }, button_1_down }, /* ^o */
- { { deliver, noop }, button_1_down }, /* <> */
- { { deliver, noop }, button_1_down }, /* <-> */
- { { noop, noop }, button_1_down }, /* k */
- { { noop, noop }, button_1_down }, /* ... */
- },
- /* button_2_down */
- {
- { { deliver, noop }, button_2_down }, /* v1 */
- { { deliver, noop }, button_2_down }, /* ^1 */
- { { noop, noop }, button_2_down }, /* v2 */
- { { deliver, noop }, start }, /* ^2 */
- { { deliver, noop }, button_2_down }, /* v3 */
- { { deliver, noop }, button_2_down }, /* ^3 */
- { { deliver, noop }, button_2_down }, /* vo */
- { { deliver, noop }, button_2_down }, /* ^o */
- { { deliver, noop }, button_2_down }, /* <> */
- { { deliver, noop }, button_2_down }, /* <-> */
- { { noop, noop }, button_2_down }, /* k */
- { { noop, noop }, button_2_down }, /* ... */
- },
- /* button_3_pend */
- {
- { { clearto, gen_down_2 }, synth_2_down_13 }, /* v1 */
- { { release, deliver }, button_3_down }, /* ^1 */
- { { release, deliver }, button_3_down }, /* v2 */
- { { release, deliver }, button_3_down }, /* ^2 */
- { { release, deliver }, button_3_down }, /* v3 */
- { { release, deliver }, start }, /* ^3 */
- { { release, deliver }, button_3_down }, /* vo */
- { { release, deliver }, button_3_down }, /* ^o */
- { { deliver, noop }, button_3_pend }, /* <> */
- { { release, deliver }, button_3_down }, /* <-> */
- { { release, noop }, button_3_down }, /* k */
- { { release, noop }, button_3_down }, /* ... */
- },
- /* button_3_down */
- {
- { { deliver, noop }, button_3_down }, /* v1 */
- { { deliver, noop }, button_3_down }, /* ^1 */
- { { deliver, noop }, button_3_down }, /* v2 */
- { { deliver, noop }, button_3_down }, /* ^2 */
- { { noop, noop }, button_3_down }, /* v3 */
- { { deliver, noop }, start }, /* ^3 */
- { { deliver, noop }, button_3_down }, /* vo */
- { { deliver, noop }, button_3_down }, /* ^o */
- { { deliver, noop }, button_3_down }, /* <> */
- { { deliver, noop }, button_3_down }, /* <-> */
- { { noop, noop }, button_3_down }, /* k */
- { { noop, noop }, button_3_down }, /* ... */
- },
- /* synthetic_2_down_13 */
- {
- { { noop, noop }, synth_2_down_13 }, /* v1 */
- { { gen_up_2, noop }, synth_2_down_3 }, /* ^1 */
- { { noop, noop }, synth_2_down_13 }, /* v2 */
- { { noop, noop }, synth_2_down_13 }, /* ^2 */
- { { noop, noop }, synth_2_down_13 }, /* v3 */
- { { gen_up_2, noop }, synth_2_down_1 }, /* ^3 */
- { { deliver, noop }, synth_2_down_13 }, /* vo */
- { { deliver, noop }, synth_2_down_13 }, /* ^o */
- { { deliver, noop }, synth_2_down_13 }, /* <> */
- { { deliver, noop }, synth_2_down_13 }, /* <-> */
- { { noop, noop }, synth_2_down_13 }, /* k */
- { { noop, noop }, synth_2_down_13 }, /* ... */
- },
- /* synthetic_2_down_3 */
- {
- { { deliver, noop }, synth_2_down_3 }, /* v1 */
- { { deliver, noop }, synth_2_down_3 }, /* ^1 */
- { { deliver, noop }, synth_2_down_3 }, /* v2 */
- { { deliver, noop }, synth_2_down_3 }, /* ^2 */
- { { noop, noop }, synth_2_down_3 }, /* v3 */
- { { noop, noop }, start }, /* ^3 */
- { { deliver, noop }, synth_2_down_3 }, /* vo */
- { { deliver, noop }, synth_2_down_3 }, /* ^o */
- { { deliver, noop }, synth_2_down_3 }, /* <> */
- { { deliver, noop }, synth_2_down_3 }, /* <-> */
- { { noop, noop }, synth_2_down_3 }, /* k */
- { { noop, noop }, synth_2_down_3 }, /* ... */
- },
- /* synthetic_2_down_1 */
- {
- { { noop, noop }, synth_2_down_1 }, /* v1 */
- { { noop, noop }, start }, /* ^1 */
- { { deliver, noop }, synth_2_down_1 }, /* v2 */
- { { deliver, noop }, synth_2_down_1 }, /* ^2 */
- { { deliver, noop }, synth_2_down_1 }, /* v3 */
- { { deliver, noop }, synth_2_down_1 }, /* ^3 */
- { { deliver, noop }, synth_2_down_1 }, /* vo */
- { { deliver, noop }, synth_2_down_1 }, /* ^o */
- { { deliver, noop }, synth_2_down_1 }, /* <> */
- { { deliver, noop }, synth_2_down_1 }, /* <-> */
- { { noop, noop }, synth_2_down_1 }, /* k */
- { { noop, noop }, synth_2_down_1 }, /* ... */
- },
-};
-
-#define EMULATION_WINDOW 10
-#define EMULATION_TIMEOUT 100
-
-static int
-KdInsideEmulationWindow (KdPointerInfo *pi, int x, int y, int z)
-{
- pi->emulationDx = pi->heldEvent.x - x;
- pi->emulationDy = pi->heldEvent.y - y;
-
- return (abs (pi->emulationDx) < EMULATION_WINDOW &&
- abs (pi->emulationDy) < EMULATION_WINDOW);
-}
-
-static KdInputClass
-KdClassifyInput (KdPointerInfo *pi, int type, int x, int y, int z, int b)
-{
- switch (type) {
- case ButtonPress:
- switch (b) {
- case 1: return down_1;
- case 2: return down_2;
- case 3: return down_3;
- default: return down_o;
- }
- break;
- case ButtonRelease:
- switch (b) {
- case 1: return up_1;
- case 2: return up_2;
- case 3: return up_3;
- default: return up_o;
- }
- break;
- case MotionNotify:
- if (pi->eventHeld && !KdInsideEmulationWindow(pi, x, y, z))
- return outside_box;
- else
- return motion;
- default:
- return keyboard;
- }
- return keyboard;
-}
-
-#ifdef DEBUG
-char *kdStateNames[] = {
- "start",
- "button_1_pend",
- "button_1_down",
- "button_2_down",
- "button_3_pend",
- "button_3_down",
- "synth_2_down_13",
- "synth_2_down_3",
- "synthetic_2_down_1",
- "num_input_states"
-};
-
-char *kdClassNames[] = {
- "down_1", "up_1",
- "down_2", "up_2",
- "down_3", "up_3",
- "motion", "ouside_box",
- "keyboard", "timeout",
- "num_input_class"
-};
-
-char *kdActionNames[] = {
- "noop",
- "hold",
- "setto",
- "deliver",
- "release",
- "clearto",
- "gen_down_2",
- "gen_up_2",
-};
-#endif /* DEBUG */
-
-static void
-KdQueueEvent (DeviceIntPtr pDev, InternalEvent *ev)
-{
- KdAssertSigioBlocked ("KdQueueEvent");
- mieqEnqueue (pDev, ev);
-}
-
-/* We return true if we're stealing the event. */
-static Bool
-KdRunMouseMachine (KdPointerInfo *pi, KdInputClass c, int type, int x, int y,
- int z, int b, int absrel)
-{
- const KdInputTransition *t;
- int a;
-
- c = KdClassifyInput(pi, type, x, y, z, b);
- t = &kdInputMachine[pi->mouseState][c];
- for (a = 0; a < MAX_ACTIONS; a++)
- {
- switch (t->actions[a]) {
- case noop:
- break;
- case hold:
- pi->eventHeld = TRUE;
- pi->emulationDx = 0;
- pi->emulationDy = 0;
- pi->heldEvent.type = type;
- pi->heldEvent.x = x;
- pi->heldEvent.y = y;
- pi->heldEvent.z = z;
- pi->heldEvent.flags = b;
- pi->heldEvent.absrel = absrel;
- return TRUE;
- break;
- case setto:
- pi->emulationTimeout = GetTimeInMillis () + EMULATION_TIMEOUT;
- pi->timeoutPending = TRUE;
- break;
- case deliver:
- _KdEnqueuePointerEvent (pi, pi->heldEvent.type, pi->heldEvent.x,
- pi->heldEvent.y, pi->heldEvent.z,
- pi->heldEvent.flags, pi->heldEvent.absrel,
- TRUE);
- break;
- case release:
- pi->eventHeld = FALSE;
- pi->timeoutPending = FALSE;
- _KdEnqueuePointerEvent (pi, pi->heldEvent.type, pi->heldEvent.x,
- pi->heldEvent.y, pi->heldEvent.z,
- pi->heldEvent.flags, pi->heldEvent.absrel,
- TRUE);
- return TRUE;
- break;
- case clearto:
- pi->timeoutPending = FALSE;
- break;
- case gen_down_2:
- _KdEnqueuePointerEvent (pi, ButtonPress, x, y, z, 2, absrel,
- TRUE);
- pi->eventHeld = FALSE;
- return TRUE;
- break;
- case gen_up_2:
- _KdEnqueuePointerEvent (pi, ButtonRelease, x, y, z, 2, absrel,
- TRUE);
- return TRUE;
- break;
- }
- }
- pi->mouseState = t->nextState;
- return FALSE;
-}
-
-static int
-KdHandlePointerEvent (KdPointerInfo *pi, int type, int x, int y, int z, int b,
- int absrel)
-{
- if (pi->emulateMiddleButton)
- return KdRunMouseMachine (pi, KdClassifyInput(pi, type, x, y, z, b),
- type, x, y, z, b, absrel);
- return FALSE;
-}
-
-static void
-KdReceiveTimeout (KdPointerInfo *pi)
-{
- KdRunMouseMachine (pi, timeout, 0, 0, 0, 0, 0, 0);
-}
-
-/*
- * kdCheckTermination
- *
- * This function checks for the key sequence that terminates the server. When
- * detected, it sets the dispatchException flag and returns. The key sequence
- * is:
- * Control-Alt
- * It's assumed that the server will be waken up by the caller when this
- * function returns.
- */
-
-extern int nClients;
-
-void
-KdReleaseAllKeys (void)
-{
-#if 0
- int key, nEvents, i;
- KdKeyboardInfo *ki;
-
- KdBlockSigio ();
-
- for (ki = kdKeyboards; ki; ki = ki->next) {
- for (key = ki->keySyms.minKeyCode; key < ki->keySyms.maxKeyCode;
- key++) {
- if (key_is_down(ki->dixdev, key, KEY_POSTED | KEY_PROCESSED)) {
- KdHandleKeyboardEvent(ki, KeyRelease, key);
- GetEventList(&kdEvents);
- nEvents = GetKeyboardEvents(kdEvents, ki->dixdev, KeyRelease, key);
- for (i = 0; i < nEvents; i++)
- KdQueueEvent (ki->dixdev, (kdEvents + i)->event);
- }
- }
- }
-
- KdUnblockSigio ();
-#endif
-}
-
-static void
-KdCheckLock (void)
-{
- KeyClassPtr keyc = NULL;
- Bool isSet = FALSE, shouldBeSet = FALSE;
- KdKeyboardInfo *tmp = NULL;
-
- for (tmp = kdKeyboards; tmp; tmp = tmp->next) {
- if (tmp->LockLed && tmp->dixdev && tmp->dixdev->key) {
- keyc = tmp->dixdev->key;
- isSet = (tmp->leds & (1 << (tmp->LockLed-1))) != 0;
- /* FIXME: Just use XKB indicators! */
- shouldBeSet = !!(XkbStateFieldFromRec(&keyc->xkbInfo->state) & LockMask);
- if (isSet != shouldBeSet)
- KdSetLed (tmp, tmp->LockLed, shouldBeSet);
- }
- }
-}
-
-void
-KdEnqueueKeyboardEvent(KdKeyboardInfo *ki,
- unsigned char scan_code,
- unsigned char is_up)
-{
- unsigned char key_code;
- KeyClassPtr keyc = NULL;
- KeybdCtrl *ctrl = NULL;
- int type, nEvents, i;
-
- if (!ki || !ki->dixdev || !ki->dixdev->kbdfeed || !ki->dixdev->key)
- return;
-
- keyc = ki->dixdev->key;
- ctrl = &ki->dixdev->kbdfeed->ctrl;
-
- if (scan_code >= ki->minScanCode && scan_code <= ki->maxScanCode)
- {
- key_code = scan_code + KD_MIN_KEYCODE - ki->minScanCode;
-
- /*
- * Set up this event -- the type may be modified below
- */
- if (is_up)
- type = KeyRelease;
- else
- type = KeyPress;
-
- GetEventList(&kdEvents);
-
- nEvents = GetKeyboardEvents(kdEvents, ki->dixdev, type, key_code);
- for (i = 0; i < nEvents; i++)
- KdQueueEvent(ki->dixdev, (InternalEvent *)((kdEvents + i)->event));
- }
- else {
- ErrorF("driver %s wanted to post scancode %d outside of [%d, %d]!\n",
- ki->name, scan_code, ki->minScanCode, ki->maxScanCode);
- }
-}
-
-/*
- * kdEnqueuePointerEvent
- *
- * This function converts hardware mouse event information into X event
- * information. A mouse movement event is passed off to MI to generate
- * a MotionNotify event, if appropriate. Button events are created and
- * passed off to MI for enqueueing.
- */
-
-/* FIXME do something a little more clever to deal with multiple axes here */
-void
-KdEnqueuePointerEvent(KdPointerInfo *pi, unsigned long flags, int rx, int ry,
- int rz)
-{
- CARD32 ms;
- unsigned char buttons;
- int x, y, z;
- int (*matrix)[3] = kdPointerMatrix.matrix;
- unsigned long button;
- int n;
- int dixflags = 0;
-
- if (!pi)
- return;
-
- ms = GetTimeInMillis();
-
- /* we don't need to transform z, so we don't. */
- if (flags & KD_MOUSE_DELTA) {
- if (pi->transformCoordinates) {
- x = matrix[0][0] * rx + matrix[0][1] * ry;
- y = matrix[1][0] * rx + matrix[1][1] * ry;
- }
- else {
- x = rx;
- y = ry;
- }
- }
- else {
- if (pi->transformCoordinates) {
- x = matrix[0][0] * rx + matrix[0][1] * ry + matrix[0][2];
- y = matrix[1][0] * rx + matrix[1][1] * ry + matrix[1][2];
- }
- else {
- x = rx;
- y = ry;
- }
- }
- z = rz;
-
- if (flags & KD_MOUSE_DELTA)
- {
- if (x || y || z)
- {
- dixflags = POINTER_RELATIVE | POINTER_ACCELERATE;
- _KdEnqueuePointerEvent(pi, MotionNotify, x, y, z, 0, dixflags, FALSE);
- }
- } else
- {
- dixflags = POINTER_ABSOLUTE;
- if (x != pi->dixdev->last.valuators[0] ||
- y != pi->dixdev->last.valuators[1])
- _KdEnqueuePointerEvent(pi, MotionNotify, x, y, z, 0, dixflags, FALSE);
- }
-
- buttons = flags;
-
- for (button = KD_BUTTON_1, n = 1; n <= pi->nButtons;
- button <<= 1, n++) {
- if (((pi->buttonState & button) ^ (buttons & button)) &&
- !(buttons & button)) {
- _KdEnqueuePointerEvent(pi, ButtonRelease, x, y, z, n,
- dixflags, FALSE);
- }
- }
- for (button = KD_BUTTON_1, n = 1; n <= pi->nButtons;
- button <<= 1, n++) {
- if (((pi->buttonState & button) ^ (buttons & button)) &&
- (buttons & button)) {
- _KdEnqueuePointerEvent(pi, ButtonPress, x, y, z, n,
- dixflags, FALSE);
- }
- }
-
- pi->buttonState = buttons;
-}
-
-void
-_KdEnqueuePointerEvent (KdPointerInfo *pi, int type, int x, int y, int z,
- int b, int absrel, Bool force)
-{
- int nEvents = 0, i = 0;
- int valuators[3] = { x, y, z };
- ValuatorMask mask;
-
- /* TRUE from KdHandlePointerEvent, means 'we swallowed the event'. */
- if (!force && KdHandlePointerEvent(pi, type, x, y, z, b, absrel))
- return;
-
- valuator_mask_set_range(&mask, 0, 3, valuators);
-
- GetEventList(&kdEvents);
- nEvents = GetPointerEvents(kdEvents, pi->dixdev, type, b, absrel, &mask);
- for (i = 0; i < nEvents; i++)
- KdQueueEvent(pi->dixdev, (InternalEvent *)((kdEvents + i)->event));
-}
-
-void
-KdBlockHandler (int screen,
- pointer blockData,
- pointer timeout,
- pointer readmask)
-{
- KdPointerInfo *pi;
- int myTimeout=0;
-
- for (pi = kdPointers; pi; pi = pi->next)
- {
- if (pi->timeoutPending)
- {
- int ms;
-
- ms = pi->emulationTimeout - GetTimeInMillis ();
- if (ms < 1)
- ms = 1;
- if(ms<myTimeout || myTimeout==0)
- myTimeout=ms;
- }
- }
- /* if we need to poll for events, do that */
- if(kdOsFuncs->pollEvents)
- {
- (*kdOsFuncs->pollEvents)();
- myTimeout=20;
- }
- if(myTimeout>0)
- AdjustWaitForDelay (timeout, myTimeout);
-}
-
-void
-KdWakeupHandler (int screen,
- pointer data,
- unsigned long lresult,
- pointer readmask)
-{
- int result = (int) lresult;
- fd_set *pReadmask = (fd_set *) readmask;
- int i;
- KdPointerInfo *pi;
-
- if (kdInputEnabled && result > 0)
- {
- for (i = 0; i < kdNumInputFds; i++)
- if (FD_ISSET (kdInputFds[i].fd, pReadmask))
- {
- KdBlockSigio ();
- (*kdInputFds[i].read) (kdInputFds[i].fd, kdInputFds[i].closure);
- KdUnblockSigio ();
- }
- }
- for (pi = kdPointers; pi; pi = pi->next)
- {
- if (pi->timeoutPending)
- {
- if ((long) (GetTimeInMillis () - pi->emulationTimeout) >= 0)
- {
- pi->timeoutPending = FALSE;
- KdBlockSigio ();
- KdReceiveTimeout (pi);
- KdUnblockSigio ();
- }
- }
- }
- if (kdSwitchPending)
- KdProcessSwitch ();
-}
-
-#define KdScreenOrigin(pScreen) (&(KdGetScreenPriv(pScreen)->screen->origin))
-
-static Bool
-KdCursorOffScreen(ScreenPtr *ppScreen, int *x, int *y)
-{
- ScreenPtr pScreen = *ppScreen;
- ScreenPtr pNewScreen;
- int n;
- int dx, dy;
- int best_x, best_y;
- int n_best_x, n_best_y;
- CARD32 ms;
-
- if (kdDisableZaphod || screenInfo.numScreens <= 1)
- return FALSE;
-
- if (0 <= *x && *x < pScreen->width && 0 <= *y && *y < pScreen->height)
- return FALSE;
-
- ms = GetTimeInMillis ();
- if (kdOffScreen && (int) (ms - kdOffScreenTime) < 1000)
- return FALSE;
- kdOffScreen = TRUE;
- kdOffScreenTime = ms;
- n_best_x = -1;
- best_x = 32767;
- n_best_y = -1;
- best_y = 32767;
- for (n = 0; n < screenInfo.numScreens; n++)
- {
- pNewScreen = screenInfo.screens[n];
- if (pNewScreen == pScreen)
- continue;
- dx = KdScreenOrigin(pNewScreen)->x - KdScreenOrigin(pScreen)->x;
- dy = KdScreenOrigin(pNewScreen)->y - KdScreenOrigin(pScreen)->y;
- if (*x < 0)
- {
- if (dx <= 0 && -dx < best_x)
- {
- best_x = -dx;
- n_best_x = n;
- }
- }
- else if (*x >= pScreen->width)
- {
- if (dx >= 0 && dx < best_x)
- {
- best_x = dx;
- n_best_x = n;
- }
- }
- if (*y < 0)
- {
- if (dy <= 0 && -dy < best_y)
- {
- best_y = -dy;
- n_best_y = n;
- }
- }
- else if (*y >= pScreen->height)
- {
- if (dy >= 0 && dy < best_y)
- {
- best_y = dy;
- n_best_y = n;
- }
- }
- }
- if (best_y < best_x)
- n_best_x = n_best_y;
- if (n_best_x == -1)
- return FALSE;
- pNewScreen = screenInfo.screens[n_best_x];
-
- if (*x < 0)
- *x += pNewScreen->width;
- if (*y < 0)
- *y += pNewScreen->height;
-
- if (*x >= pScreen->width)
- *x -= pScreen->width;
- if (*y >= pScreen->height)
- *y -= pScreen->height;
-
- *ppScreen = pNewScreen;
- return TRUE;
-}
-
-static void
-KdCrossScreen(ScreenPtr pScreen, Bool entering)
-{
-#ifndef XIPAQ
- if (entering)
- KdEnableScreen (pScreen);
- else
- KdDisableScreen (pScreen);
-#endif
-}
-
-int KdCurScreen; /* current event screen */
-
-static void
-KdWarpCursor (DeviceIntPtr pDev, ScreenPtr pScreen, int x, int y)
-{
- KdBlockSigio ();
- KdCurScreen = pScreen->myNum;
- miPointerWarpCursor(pDev, pScreen, x, y);
- KdUnblockSigio ();
-}
-
-miPointerScreenFuncRec kdPointerScreenFuncs =
-{
- KdCursorOffScreen,
- KdCrossScreen,
- KdWarpCursor
-};
-
-void
-ProcessInputEvents (void)
-{
- mieqProcessInputEvents();
- miPointerUpdateSprite(inputInfo.pointer);
- if (kdSwitchPending)
- KdProcessSwitch ();
- KdCheckLock ();
-}
-
-/* At the moment, absolute/relative is up to the client. */
-int
-SetDeviceMode(register ClientPtr client, DeviceIntPtr pDev, int mode)
-{
- return BadMatch;
-}
-
-int
-SetDeviceValuators(register ClientPtr client, DeviceIntPtr pDev,
- int *valuators, int first_valuator, int num_valuators)
-{
- return BadMatch;
-}
-
-int
-ChangeDeviceControl(register ClientPtr client, DeviceIntPtr pDev,
- xDeviceCtl *control)
-{
- switch (control->control) {
- case DEVICE_RESOLUTION:
- /* FIXME do something more intelligent here */
- return BadMatch;
-
- case DEVICE_ABS_CALIB:
- case DEVICE_ABS_AREA:
- return Success;
-
- case DEVICE_CORE:
- return BadMatch;
- case DEVICE_ENABLE:
- return Success;
-
- default:
- return BadMatch;
- }
-
- /* NOTREACHED */
- return BadImplementation;
-}
-
-int
-NewInputDeviceRequest(InputOption *options, InputAttributes *attrs,
- DeviceIntPtr *pdev)
-{
- InputOption *option = NULL;
- KdPointerInfo *pi = NULL;
- KdKeyboardInfo *ki = NULL;
-
- for (option = options; option; option = option->next) {
- if (strcmp(option->key, "type") == 0) {
- if (strcmp(option->value, "pointer") == 0) {
- pi = KdNewPointer();
- if (!pi)
- return BadAlloc;
- }
- else if (strcmp(option->value, "keyboard") == 0) {
- ki = KdNewKeyboard();
- if (!ki)
- return BadAlloc;
- }
- else {
- ErrorF("unrecognised device type!\n");
- return BadValue;
- }
- }
-#ifdef CONFIG_HAL
- else if (strcmp(option->key, "_source") == 0 &&
- strcmp(option->value, "server/hal") == 0)
- {
- ErrorF("Ignoring device from HAL.\n");
- return BadValue;
- }
-#endif
-#ifdef CONFIG_UDEV
- else if (strcmp(option->key, "_source") == 0 &&
- strcmp(option->value, "server/udev") == 0)
- {
- ErrorF("Ignoring device from udev.\n");
- return BadValue;
- }
-#endif
- }
-
- if (!ki && !pi) {
- ErrorF("unrecognised device identifier!\n");
- return BadValue;
- }
-
- /* FIXME: change this code below to use KdParseKbdOptions and
- * KdParsePointerOptions */
- for (option = options; option; option = option->next) {
- if (strcmp(option->key, "device") == 0) {
- if (pi && option->value)
- pi->path = strdup(option->value);
- else if (ki && option->value)
- ki->path = strdup(option->value);
- }
- else if (strcmp(option->key, "driver") == 0) {
- if (pi) {
- pi->driver = KdFindPointerDriver(option->value);
- if (!pi->driver) {
- ErrorF("couldn't find driver!\n");
- KdFreePointer(pi);
- return BadValue;
- }
- pi->options = options;
- }
- else if (ki) {
- ki->driver = KdFindKeyboardDriver(option->value);
- if (!ki->driver) {
- ErrorF("couldn't find driver!\n");
- KdFreeKeyboard(ki);
- return BadValue;
- }
- ki->options = options;
- }
- }
- }
-
- if (pi) {
- if (KdAddPointer(pi) != Success ||
- ActivateDevice(pi->dixdev, TRUE) != Success ||
- EnableDevice(pi->dixdev, TRUE) != TRUE) {
- ErrorF("couldn't add or enable pointer\n");
- return BadImplementation;
- }
- }
- else if (ki) {
- if (KdAddKeyboard(ki) != Success ||
- ActivateDevice(ki->dixdev, TRUE) != Success ||
- EnableDevice(ki->dixdev, TRUE) != TRUE) {
- ErrorF("couldn't add or enable keyboard\n");
- return BadImplementation;
- }
- }
-
- if (pi) {
- *pdev = pi->dixdev;
- } else if(ki) {
- *pdev = ki->dixdev;
- }
-
- return Success;
-}
-
-void
-DeleteInputDeviceRequest(DeviceIntPtr pDev)
-{
- RemoveDevice(pDev, TRUE);
-}
+/*
+ * Copyright © 1999 Keith Packard
+ * Copyright © 2006 Nokia Corporation
+ *
+ * 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 the authors not be used in
+ * advertising or publicity pertaining to distribution of the software without
+ * specific, written prior permission. The authors make no
+ * representations about the suitability of this software for any purpose. It
+ * is provided "as is" without express or implied warranty.
+ *
+ * THE AUTHORS DISCLAIM ALL WARRANTIES WITH REGARD TO THIS SOFTWARE,
+ * INCLUDING ALL IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS, IN NO
+ * EVENT SHALL THE AUTHORS 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.
+ */
+
+#ifdef HAVE_CONFIG_H
+#include <kdrive-config.h>
+#endif
+#include "kdrive.h"
+#include "inputstr.h"
+
+#define XK_PUBLISHING
+#include <X11/keysym.h>
+#if HAVE_X11_XF86KEYSYM_H
+#include <X11/XF86keysym.h>
+#endif
+#include <signal.h>
+#include <stdio.h>
+#ifdef sun
+#include <sys/file.h> /* needed for FNONBLOCK & FASYNC */
+#endif
+
+#include "xkbsrv.h"
+
+#include <X11/extensions/XI.h>
+#include <X11/extensions/XIproto.h>
+#include "XIstubs.h" /* even though we don't use stubs. cute, no? */
+#include "exevents.h"
+#include "extinit.h"
+#include "exglobals.h"
+#include "eventstr.h"
+#include "xserver-properties.h"
+#include "inpututils.h"
+
+#define AtomFromName(x) MakeAtom(x, strlen(x), 1)
+
+struct KdConfigDevice {
+ char *line;
+ struct KdConfigDevice *next;
+};
+
+/* kdKeyboards and kdPointers hold all the real devices. */
+static KdKeyboardInfo *kdKeyboards = NULL;
+static KdPointerInfo *kdPointers = NULL;
+static struct KdConfigDevice *kdConfigKeyboards = NULL;
+static struct KdConfigDevice *kdConfigPointers = NULL;
+
+static KdKeyboardDriver *kdKeyboardDrivers = NULL;
+static KdPointerDriver *kdPointerDrivers = NULL;
+
+static EventListPtr kdEvents = NULL;
+
+static Bool kdInputEnabled;
+static Bool kdOffScreen;
+static unsigned long kdOffScreenTime;
+static KdPointerMatrix kdPointerMatrix = {
+ { { 1, 0, 0 },
+ { 0, 1, 0 } }
+};
+
+void KdResetInputMachine (void);
+
+#define KD_MAX_INPUT_FDS 8
+
+typedef struct _kdInputFd {
+ int fd;
+ void (*read) (int fd, void *closure);
+ int (*enable) (int fd, void *closure);
+ void (*disable) (int fd, void *closure);
+ void *closure;
+} KdInputFd;
+
+static KdInputFd kdInputFds[KD_MAX_INPUT_FDS];
+static int kdNumInputFds;
+
+extern Bool kdRawPointerCoordinates;
+
+static void
+KdSigio (int sig)
+{
+ int i;
+
+ for (i = 0; i < kdNumInputFds; i++)
+ (*kdInputFds[i].read) (kdInputFds[i].fd, kdInputFds[i].closure);
+}
+
+static void
+KdBlockSigio (void)
+{
+ sigset_t set;
+
+ sigemptyset (&set);
+ sigaddset (&set, SIGIO);
+ sigprocmask (SIG_BLOCK, &set, 0);
+}
+
+static void
+KdUnblockSigio (void)
+{
+ sigset_t set;
+
+ sigemptyset (&set);
+ sigaddset (&set, SIGIO);
+ sigprocmask (SIG_UNBLOCK, &set, 0);
+}
+
+#ifdef DEBUG_SIGIO
+
+void
+KdAssertSigioBlocked (char *where)
+{
+ sigset_t set, old;
+
+ sigemptyset (&set);
+ sigprocmask (SIG_BLOCK, &set, &old);
+ if (!sigismember (&old, SIGIO)) {
+ ErrorF ("SIGIO not blocked at %s\n", where);
+ KdBacktrace(0);
+ }
+}
+
+#else
+
+#define KdAssertSigioBlocked(s)
+
+#endif
+
+static int kdnFds;
+
+#ifdef FNONBLOCK
+#define NOBLOCK FNONBLOCK
+#else
+#define NOBLOCK FNDELAY
+#endif
+
+void
+KdResetInputMachine (void)
+{
+ KdPointerInfo *pi;
+
+ for (pi = kdPointers; pi; pi = pi->next) {
+ pi->mouseState = start;
+ pi->eventHeld = FALSE;
+ }
+}
+
+static void
+KdNonBlockFd (int fd)
+{
+ int flags;
+ flags = fcntl (fd, F_GETFL);
+ flags |= FASYNC|NOBLOCK;
+ fcntl (fd, F_SETFL, flags);
+}
+
+static void
+KdAddFd (int fd)
+{
+ struct sigaction act;
+ sigset_t set;
+
+ kdnFds++;
+ fcntl (fd, F_SETOWN, getpid());
+ KdNonBlockFd (fd);
+ AddEnabledDevice (fd);
+ memset (&act, '\0', sizeof act);
+ act.sa_handler = KdSigio;
+ sigemptyset (&act.sa_mask);
+ sigaddset (&act.sa_mask, SIGIO);
+ sigaddset (&act.sa_mask, SIGALRM);
+ sigaddset (&act.sa_mask, SIGVTALRM);
+ sigaction (SIGIO, &act, 0);
+ sigemptyset (&set);
+ sigprocmask (SIG_SETMASK, &set, 0);
+}
+
+static void
+KdRemoveFd (int fd)
+{
+ struct sigaction act;
+ int flags;
+
+ kdnFds--;
+ RemoveEnabledDevice (fd);
+ flags = fcntl (fd, F_GETFL);
+ flags &= ~(FASYNC|NOBLOCK);
+ fcntl (fd, F_SETFL, flags);
+ if (kdnFds == 0)
+ {
+ memset (&act, '\0', sizeof act);
+ act.sa_handler = SIG_IGN;
+ sigemptyset (&act.sa_mask);
+ sigaction (SIGIO, &act, 0);
+ }
+}
+
+Bool
+KdRegisterFd (int fd, void (*read) (int fd, void *closure), void *closure)
+{
+ if (kdNumInputFds == KD_MAX_INPUT_FDS)
+ return FALSE;
+ kdInputFds[kdNumInputFds].fd = fd;
+ kdInputFds[kdNumInputFds].read = read;
+ kdInputFds[kdNumInputFds].enable = 0;
+ kdInputFds[kdNumInputFds].disable = 0;
+ kdInputFds[kdNumInputFds].closure = closure;
+ kdNumInputFds++;
+ if (kdInputEnabled)
+ KdAddFd (fd);
+ return TRUE;
+}
+
+void
+KdUnregisterFd (void *closure, int fd, Bool do_close)
+{
+ int i, j;
+
+ for (i = 0; i < kdNumInputFds; i++) {
+ if (kdInputFds[i].closure == closure &&
+ (fd == -1 || kdInputFds[i].fd == fd)) {
+ if (kdInputEnabled)
+ KdRemoveFd (kdInputFds[i].fd);
+ if (do_close)
+ close (kdInputFds[i].fd);
+ kdNumInputFds--;
+ for (j = i; j < kdNumInputFds; j++)
+ kdInputFds[j] = kdInputFds[j+1];
+ break;
+ }
+ }
+}
+
+void
+KdUnregisterFds (void *closure, Bool do_close)
+{
+ KdUnregisterFd(closure, -1, do_close);
+}
+
+void
+KdDisableInput (void)
+{
+ KdKeyboardInfo *ki;
+ KdPointerInfo *pi;
+ int found = 0, i = 0;
+
+ KdBlockSigio();
+
+ for (ki = kdKeyboards; ki; ki = ki->next) {
+ if (ki->driver && ki->driver->Disable)
+ (*ki->driver->Disable) (ki);
+ }
+
+ for (pi = kdPointers; pi; pi = pi->next) {
+ if (pi->driver && pi->driver->Disable)
+ (*pi->driver->Disable) (pi);
+ }
+
+ if (kdNumInputFds) {
+ ErrorF("[KdDisableInput] Buggy drivers: still %d input fds left!",
+ kdNumInputFds);
+ i = 0;
+ while (i < kdNumInputFds) {
+ found = 0;
+ for (ki = kdKeyboards; ki; ki = ki->next) {
+ if (ki == kdInputFds[i].closure) {
+ ErrorF(" fd %d belongs to keybd driver %s\n",
+ kdInputFds[i].fd,
+ ki->driver && ki->driver->name ?
+ ki->driver->name : "(unnamed!)");
+ found = 1;
+ break;
+ }
+ }
+
+ if (found) {
+ i++;
+ continue;
+ }
+
+ for (pi = kdPointers; pi; pi = pi->next) {
+ if (pi == kdInputFds[i].closure) {
+ ErrorF(" fd %d belongs to pointer driver %s\n",
+ kdInputFds[i].fd,
+ pi->driver && pi->driver->name ?
+ pi->driver->name : "(unnamed!)");
+ break;
+ }
+ }
+
+ if (found) {
+ i++;
+ continue;
+ }
+
+ ErrorF(" fd %d not claimed by any active device!\n",
+ kdInputFds[i].fd);
+ KdUnregisterFd(kdInputFds[i].closure, kdInputFds[i].fd, TRUE);
+ }
+ }
+
+ kdInputEnabled = FALSE;
+}
+
+void
+KdEnableInput (void)
+{
+ InternalEvent ev;
+ KdKeyboardInfo *ki;
+ KdPointerInfo *pi;
+
+ kdInputEnabled = TRUE;
+
+ for (ki = kdKeyboards; ki; ki = ki->next) {
+ if (ki->driver && ki->driver->Enable)
+ (*ki->driver->Enable) (ki);
+ }
+
+ for (pi = kdPointers; pi; pi = pi->next) {
+ if (pi->driver && pi->driver->Enable)
+ (*pi->driver->Enable) (pi);
+ }
+
+ /* reset screen saver */
+ ev.any.time = GetTimeInMillis ();
+ NoticeEventTime (&ev);
+
+ KdUnblockSigio ();
+}
+
+static KdKeyboardDriver *
+KdFindKeyboardDriver (char *name)
+{
+ KdKeyboardDriver *ret;
+
+ /* ask a stupid question ... */
+ if (!name)
+ return NULL;
+
+ for (ret = kdKeyboardDrivers; ret; ret = ret->next) {
+ if (strcmp(ret->name, name) == 0)
+ return ret;
+ }
+
+ return NULL;
+}
+
+static KdPointerDriver *
+KdFindPointerDriver (char *name)
+{
+ KdPointerDriver *ret;
+
+ /* ask a stupid question ... */
+ if (!name)
+ return NULL;
+
+ for (ret = kdPointerDrivers; ret; ret = ret->next) {
+ if (strcmp(ret->name, name) == 0)
+ return ret;
+ }
+
+ return NULL;
+}
+
+static int
+KdPointerProc(DeviceIntPtr pDevice, int onoff)
+{
+ DevicePtr pDev = (DevicePtr)pDevice;
+ KdPointerInfo *pi;
+ Atom xiclass;
+ Atom *btn_labels;
+ Atom *axes_labels;
+
+ if (!pDev)
+ return BadImplementation;
+
+ for (pi = kdPointers; pi; pi = pi->next) {
+ if (pi->dixdev && pi->dixdev->id == pDevice->id)
+ break;
+ }
+
+ if (!pi || !pi->dixdev || pi->dixdev->id != pDevice->id) {
+ ErrorF("[KdPointerProc] Failed to find pointer for device %d!\n",
+ pDevice->id);
+ return BadImplementation;
+ }
+
+ switch (onoff)
+ {
+ case DEVICE_INIT:
+#ifdef DEBUG
+ ErrorF("initialising pointer %s ...\n", pi->name);
+#endif
+ if (!pi->driver) {
+ if (!pi->driverPrivate) {
+ ErrorF("no driver specified for %s\n", pi->name);
+ return BadImplementation;
+ }
+
+ pi->driver = KdFindPointerDriver(pi->driverPrivate);
+ if (!pi->driver) {
+ ErrorF("Couldn't find pointer driver %s\n",
+ pi->driverPrivate ? (char *) pi->driverPrivate :
+ "(unnamed)");
+ return !Success;
+ }
+ free(pi->driverPrivate);
+ pi->driverPrivate = NULL;
+ }
+
+ if (!pi->driver->Init) {
+ ErrorF("no init function\n");
+ return BadImplementation;
+ }
+
+ if ((*pi->driver->Init) (pi) != Success) {
+ return !Success;
+ }
+
+ btn_labels = calloc(pi->nButtons, sizeof(Atom));
+ if (!btn_labels)
+ return BadAlloc;
+ axes_labels = calloc(pi->nAxes, sizeof(Atom));
+ if (!axes_labels) {
+ free(btn_labels);
+ return BadAlloc;
+ }
+
+ switch(pi->nAxes)
+ {
+ default:
+ case 7:
+ btn_labels[6] = XIGetKnownProperty(BTN_LABEL_PROP_BTN_HWHEEL_RIGHT);
+ case 6:
+ btn_labels[5] = XIGetKnownProperty(BTN_LABEL_PROP_BTN_HWHEEL_LEFT);
+ case 5:
+ btn_labels[4] = XIGetKnownProperty(BTN_LABEL_PROP_BTN_WHEEL_DOWN);
+ case 4:
+ btn_labels[3] = XIGetKnownProperty(BTN_LABEL_PROP_BTN_WHEEL_UP);
+ case 3:
+ btn_labels[2] = XIGetKnownProperty(BTN_LABEL_PROP_BTN_RIGHT);
+ case 2:
+ btn_labels[1] = XIGetKnownProperty(BTN_LABEL_PROP_BTN_MIDDLE);
+ case 1:
+ btn_labels[0] = XIGetKnownProperty(BTN_LABEL_PROP_BTN_LEFT);
+ case 0:
+ break;
+ }
+
+ if (pi->nAxes >= 2) {
+ axes_labels[0] = XIGetKnownProperty(AXIS_LABEL_PROP_REL_X);
+ axes_labels[1] = XIGetKnownProperty(AXIS_LABEL_PROP_REL_Y);
+ }
+
+ InitPointerDeviceStruct(pDev, pi->map, pi->nButtons, btn_labels,
+ (PtrCtrlProcPtr)NoopDDA,
+ GetMotionHistorySize(), pi->nAxes, axes_labels);
+
+ free(btn_labels);
+ free(axes_labels);
+
+ if (pi->inputClass == KD_TOUCHSCREEN) {
+ xiclass = AtomFromName(XI_TOUCHSCREEN);
+ }
+ else {
+ xiclass = AtomFromName(XI_MOUSE);
+ }
+
+ AssignTypeAndName(pi->dixdev, xiclass,
+ pi->name ? pi->name : "Generic KDrive Pointer");
+
+ return Success;
+
+ case DEVICE_ON:
+ if (pDev->on == TRUE)
+ return Success;
+
+ if (!pi->driver->Enable) {
+ ErrorF("no enable function\n");
+ return BadImplementation;
+ }
+
+ if ((*pi->driver->Enable) (pi) == Success) {
+ pDev->on = TRUE;
+ return Success;
+ }
+ else {
+ return BadImplementation;
+ }
+
+ return Success;
+
+ case DEVICE_OFF:
+ if (pDev->on == FALSE) {
+ return Success;
+ }
+
+ if (!pi->driver->Disable) {
+ return BadImplementation;
+ }
+ else {
+ (*pi->driver->Disable) (pi);
+ pDev->on = FALSE;
+ return Success;
+ }
+
+ return Success;
+
+ case DEVICE_CLOSE:
+ if (pDev->on) {
+ if (!pi->driver->Disable) {
+ return BadImplementation;
+ }
+ (*pi->driver->Disable) (pi);
+ pDev->on = FALSE;
+ }
+
+ if (!pi->driver->Fini)
+ return BadImplementation;
+
+ (*pi->driver->Fini) (pi);
+
+ KdRemovePointer(pi);
+
+ return Success;
+ }
+
+ /* NOTREACHED */
+ return BadImplementation;
+}
+
+Bool
+LegalModifier(unsigned int key, DeviceIntPtr pDev)
+{
+ return TRUE;
+}
+
+static void
+KdBell (int volume, DeviceIntPtr pDev, pointer arg, int something)
+{
+ KeybdCtrl *ctrl = arg;
+ KdKeyboardInfo *ki = NULL;
+
+ for (ki = kdKeyboards; ki; ki = ki->next) {
+ if (ki->dixdev && ki->dixdev->id == pDev->id)
+ break;
+ }
+
+ if (!ki || !ki->dixdev || ki->dixdev->id != pDev->id || !ki->driver)
+ return;
+
+ KdRingBell(ki, volume, ctrl->bell_pitch, ctrl->bell_duration);
+}
+
+void
+DDXRingBell(int volume, int pitch, int duration)
+{
+ KdKeyboardInfo *ki = NULL;
+
+ if (kdOsFuncs->Bell) {
+ (*kdOsFuncs->Bell)(volume, pitch, duration);
+ }
+ else {
+ for (ki = kdKeyboards; ki; ki = ki->next) {
+ if (ki->dixdev->coreEvents)
+ KdRingBell(ki, volume, pitch, duration);
+ }
+ }
+}
+
+void
+KdRingBell(KdKeyboardInfo *ki, int volume, int pitch, int duration)
+{
+ if (!ki || !ki->driver || !ki->driver->Bell)
+ return;
+
+ if (kdInputEnabled)
+ (*ki->driver->Bell) (ki, volume, pitch, duration);
+}
+
+
+static void
+KdSetLeds (KdKeyboardInfo *ki, int leds)
+{
+ if (!ki || !ki->driver)
+ return;
+
+ if (kdInputEnabled) {
+ if (ki->driver->Leds)
+ (*ki->driver->Leds) (ki, leds);
+ }
+}
+
+void
+KdSetLed (KdKeyboardInfo *ki, int led, Bool on)
+{
+ if (!ki || !ki->dixdev || !ki->dixdev->kbdfeed)
+ return;
+
+ NoteLedState (ki->dixdev, led, on);
+ KdSetLeds (ki, ki->dixdev->kbdfeed->ctrl.leds);
+}
+
+void
+KdSetPointerMatrix (KdPointerMatrix *matrix)
+{
+ kdPointerMatrix = *matrix;
+}
+
+void
+KdComputePointerMatrix (KdPointerMatrix *m, Rotation randr, int width,
+ int height)
+{
+ int x_dir = 1, y_dir = 1;
+ int i, j;
+ int size[2];
+
+ size[0] = width; size[1] = height;
+ if (randr & RR_Reflect_X)
+ x_dir = -1;
+ if (randr & RR_Reflect_Y)
+ y_dir = -1;
+ switch (randr & (RR_Rotate_All)) {
+ case RR_Rotate_0:
+ m->matrix[0][0] = x_dir; m->matrix[0][1] = 0;
+ m->matrix[1][0] = 0; m->matrix[1][1] = y_dir;
+ break;
+ case RR_Rotate_90:
+ m->matrix[0][0] = 0; m->matrix[0][1] = -x_dir;
+ m->matrix[1][0] = y_dir; m->matrix[1][1] = 0;
+ break;
+ case RR_Rotate_180:
+ m->matrix[0][0] = -x_dir; m->matrix[0][1] = 0;
+ m->matrix[1][0] = 0; m->matrix[1][1] = -y_dir;
+ break;
+ case RR_Rotate_270:
+ m->matrix[0][0] = 0; m->matrix[0][1] = x_dir;
+ m->matrix[1][0] = -y_dir; m->matrix[1][1] = 0;
+ break;
+ }
+ for (i = 0; i < 2; i++)
+ {
+ m->matrix[i][2] = 0;
+ for (j = 0 ; j < 2; j++)
+ if (m->matrix[i][j] < 0)
+ m->matrix[i][2] = size[j] - 1;
+ }
+}
+
+void
+KdScreenToPointerCoords (int *x, int *y)
+{
+ int (*m)[3] = kdPointerMatrix.matrix;
+ int div = m[0][1] * m[1][0] - m[1][1] * m[0][0];
+ int sx = *x;
+ int sy = *y;
+
+ *x = (m[0][1] * sy - m[0][1] * m[1][2] + m[1][1] * m[0][2] - m[1][1] * sx) / div;
+ *y = (m[1][0] * sx + m[0][0] * m[1][2] - m[1][0] * m[0][2] - m[0][0] * sy) / div;
+}
+
+static void
+KdKbdCtrl (DeviceIntPtr pDevice, KeybdCtrl *ctrl)
+{
+ KdKeyboardInfo *ki;
+
+ for (ki = kdKeyboards; ki; ki = ki->next) {
+ if (ki->dixdev && ki->dixdev->id == pDevice->id)
+ break;
+ }
+
+ if (!ki || !ki->dixdev || ki->dixdev->id != pDevice->id || !ki->driver)
+ return;
+
+ KdSetLeds(ki, ctrl->leds);
+ ki->bellPitch = ctrl->bell_pitch;
+ ki->bellDuration = ctrl->bell_duration;
+}
+
+extern KeybdCtrl defaultKeyboardControl;
+
+static int
+KdKeyboardProc(DeviceIntPtr pDevice, int onoff)
+{
+ Bool ret;
+ DevicePtr pDev = (DevicePtr)pDevice;
+ KdKeyboardInfo *ki;
+ Atom xiclass;
+ XkbRMLVOSet rmlvo;
+
+ if (!pDev)
+ return BadImplementation;
+
+ for (ki = kdKeyboards; ki; ki = ki->next) {
+ if (ki->dixdev && ki->dixdev->id == pDevice->id)
+ break;
+ }
+
+ if (!ki || !ki->dixdev || ki->dixdev->id != pDevice->id) {
+ return BadImplementation;
+ }
+
+ switch (onoff)
+ {
+ case DEVICE_INIT:
+#ifdef DEBUG
+ ErrorF("initialising keyboard %s\n", ki->name);
+#endif
+ if (!ki->driver) {
+ if (!ki->driverPrivate) {
+ ErrorF("no driver specified!\n");
+ return BadImplementation;
+ }
+
+ ki->driver = KdFindKeyboardDriver(ki->driverPrivate);
+ if (!ki->driver) {
+ ErrorF("Couldn't find keyboard driver %s\n",
+ ki->driverPrivate ? (char *) ki->driverPrivate :
+ "(unnamed)");
+ return !Success;
+ }
+ free(ki->driverPrivate);
+ ki->driverPrivate = NULL;
+ }
+
+ if (!ki->driver->Init) {
+ ErrorF("Keyboard %s: no init function\n", ki->name);
+ return BadImplementation;
+ }
+
+ if ((*ki->driver->Init) (ki) != Success) {
+ return !Success;
+ }
+
+ memset(&rmlvo, 0, sizeof(rmlvo));
+ rmlvo.rules = ki->xkbRules;
+ rmlvo.model = ki->xkbModel;
+ rmlvo.layout = ki->xkbLayout;
+ rmlvo.variant = ki->xkbVariant;
+ rmlvo.options = ki->xkbOptions;
+ ret = InitKeyboardDeviceStruct (pDevice, &rmlvo, KdBell, KdKbdCtrl);
+ if (!ret) {
+ ErrorF("Couldn't initialise keyboard %s\n", ki->name);
+ return BadImplementation;
+ }
+
+ xiclass = AtomFromName(XI_KEYBOARD);
+ AssignTypeAndName(pDevice, xiclass,
+ ki->name ? ki->name : "Generic KDrive Keyboard");
+
+ KdResetInputMachine();
+
+ return Success;
+
+ case DEVICE_ON:
+ if (pDev->on == TRUE)
+ return Success;
+
+ if (!ki->driver->Enable)
+ return BadImplementation;
+
+ if ((*ki->driver->Enable) (ki) != Success) {
+ return BadMatch;
+ }
+
+ pDev->on = TRUE;
+ return Success;
+
+ case DEVICE_OFF:
+ if (pDev->on == FALSE)
+ return Success;
+
+ if (!ki->driver->Disable)
+ return BadImplementation;
+
+ (*ki->driver->Disable) (ki);
+ pDev->on = FALSE;
+
+ return Success;
+
+ break;
+
+ case DEVICE_CLOSE:
+ if (pDev->on) {
+ if (!ki->driver->Disable)
+ return BadImplementation;
+
+ (*ki->driver->Disable) (ki);
+ pDev->on = FALSE;
+ }
+
+ if (!ki->driver->Fini)
+ return BadImplementation;
+
+ (*ki->driver->Fini) (ki);
+
+ KdRemoveKeyboard(ki);
+
+ return Success;
+ }
+
+ /* NOTREACHED */
+ return BadImplementation;
+}
+
+void
+KdAddPointerDriver (KdPointerDriver *driver)
+{
+ KdPointerDriver **prev;
+
+ if (!driver)
+ return;
+
+ for (prev = &kdPointerDrivers; *prev; prev = &(*prev)->next) {
+ if (*prev == driver)
+ return;
+ }
+ *prev = driver;
+}
+
+void
+KdRemovePointerDriver (KdPointerDriver *driver)
+{
+ KdPointerDriver *tmp;
+
+ if (!driver)
+ return;
+
+ /* FIXME remove all pointers using this driver */
+ for (tmp = kdPointerDrivers; tmp; tmp = tmp->next) {
+ if (tmp->next == driver)
+ tmp->next = driver->next;
+ }
+ if (tmp == driver)
+ tmp = NULL;
+}
+
+void
+KdAddKeyboardDriver (KdKeyboardDriver *driver)
+{
+ KdKeyboardDriver **prev;
+
+ if (!driver)
+ return;
+
+ for (prev = &kdKeyboardDrivers; *prev; prev = &(*prev)->next) {
+ if (*prev == driver)
+ return;
+ }
+ *prev = driver;
+}
+
+void
+KdRemoveKeyboardDriver (KdKeyboardDriver *driver)
+{
+ KdKeyboardDriver *tmp;
+
+ if (!driver)
+ return;
+
+ /* FIXME remove all keyboards using this driver */
+ for (tmp = kdKeyboardDrivers; tmp; tmp = tmp->next) {
+ if (tmp->next == driver)
+ tmp->next = driver->next;
+ }
+ if (tmp == driver)
+ tmp = NULL;
+}
+
+KdKeyboardInfo *
+KdNewKeyboard (void)
+{
+ KdKeyboardInfo *ki = calloc(sizeof(KdKeyboardInfo), 1);
+ if (!ki)
+ return NULL;
+
+ ki->minScanCode = 0;
+ ki->maxScanCode = 0;
+ ki->leds = 0;
+ ki->bellPitch = 1000;
+ ki->bellDuration = 200;
+ ki->next = NULL;
+ ki->options = NULL;
+ ki->xkbRules = strdup(XKB_DFLT_RULES);
+ ki->xkbModel = strdup(XKB_DFLT_MODEL);
+ ki->xkbLayout = strdup(XKB_DFLT_LAYOUT);
+ ki->xkbVariant = strdup(XKB_DFLT_VARIANT);
+ ki->xkbOptions = strdup(XKB_DFLT_OPTIONS);
+
+ return ki;
+}
+
+int
+KdAddConfigKeyboard (char *keyboard)
+{
+ struct KdConfigDevice **prev, *new;
+
+ if (!keyboard)
+ return Success;
+
+ new = (struct KdConfigDevice *) calloc(sizeof(struct KdConfigDevice), 1);
+ if (!new)
+ return BadAlloc;
+
+ new->line = strdup(keyboard);
+ new->next = NULL;
+
+ for (prev = &kdConfigKeyboards; *prev; prev = &(*prev)->next);
+ *prev = new;
+
+ return Success;
+}
+
+int
+KdAddKeyboard (KdKeyboardInfo *ki)
+{
+ KdKeyboardInfo **prev;
+
+ if (!ki)
+ return !Success;
+
+ ki->dixdev = AddInputDevice(serverClient, KdKeyboardProc, TRUE);
+ if (!ki->dixdev) {
+ ErrorF("Couldn't register keyboard device %s\n",
+ ki->name ? ki->name : "(unnamed)");
+ return !Success;
+ }
+
+#ifdef DEBUG
+ ErrorF("added keyboard %s with dix id %d\n", ki->name, ki->dixdev->id);
+#endif
+
+ for (prev = &kdKeyboards; *prev; prev = &(*prev)->next);
+ *prev = ki;
+
+ return Success;
+}
+
+void
+KdRemoveKeyboard (KdKeyboardInfo *ki)
+{
+ KdKeyboardInfo **prev;
+
+ if (!ki)
+ return;
+
+ for (prev = &kdKeyboards; *prev; prev = &(*prev)->next) {
+ if (*prev == ki) {
+ *prev = ki->next;
+ break;
+ }
+ }
+
+ KdFreeKeyboard(ki);
+}
+
+int
+KdAddConfigPointer (char *pointer)
+{
+ struct KdConfigDevice **prev, *new;
+
+ if (!pointer)
+ return Success;
+
+ new = (struct KdConfigDevice *) calloc(sizeof(struct KdConfigDevice), 1);
+ if (!new)
+ return BadAlloc;
+
+ new->line = strdup(pointer);
+ new->next = NULL;
+
+ for (prev = &kdConfigPointers; *prev; prev = &(*prev)->next);
+ *prev = new;
+
+ return Success;
+}
+
+int
+KdAddPointer (KdPointerInfo *pi)
+{
+ KdPointerInfo **prev;
+
+ if (!pi)
+ return Success;
+
+ pi->mouseState = start;
+ pi->eventHeld = FALSE;
+
+ pi->dixdev = AddInputDevice(serverClient, KdPointerProc, TRUE);
+ if (!pi->dixdev) {
+ ErrorF("Couldn't add pointer device %s\n",
+ pi->name ? pi->name : "(unnamed)");
+ return BadDevice;
+ }
+
+ for (prev = &kdPointers; *prev; prev = &(*prev)->next);
+ *prev = pi;
+
+ return Success;
+}
+
+void
+KdRemovePointer (KdPointerInfo *pi)
+{
+ KdPointerInfo **prev;
+
+ if (!pi)
+ return;
+
+ for (prev = &kdPointers; *prev; prev = &(*prev)->next) {
+ if (*prev == pi) {
+ *prev = pi->next;
+ break;
+ }
+ }
+
+ KdFreePointer(pi);
+}
+
+/*
+ * You can call your kdriver server with something like:
+ * $ ./hw/kdrive/yourserver/X :1 -mouse evdev,,device=/dev/input/event4 -keybd
+ * evdev,,device=/dev/input/event1,xkbmodel=abnt2,xkblayout=br
+ */
+static Bool
+KdGetOptions (InputOption **options, char *string)
+{
+ InputOption *newopt = NULL, **tmpo = NULL;
+ int tam_key = 0;
+
+ newopt = calloc(1, sizeof (InputOption));
+ if (!newopt)
+ return FALSE;
+
+ for (tmpo = options; *tmpo; tmpo = &(*tmpo)->next)
+ ; /* Hello, I'm here */
+ *tmpo = newopt;
+
+ if (strchr(string, '='))
+ {
+ tam_key = (strchr(string, '=') - string);
+ newopt->key = (char *)malloc(tam_key);
+ strncpy(newopt->key, string, tam_key);
+ newopt->key[tam_key] = '\0';
+ newopt->value = strdup(strchr(string, '=') + 1);
+ }
+ else
+ {
+ newopt->key = strdup(string);
+ newopt->value = NULL;
+ }
+ newopt->next = NULL;
+
+ return TRUE;
+}
+
+static void
+KdParseKbdOptions (KdKeyboardInfo *ki)
+{
+ InputOption *option = NULL;
+
+ for (option = ki->options; option; option = option->next)
+ {
+ if (strcasecmp(option->key, "XkbRules") == 0)
+ ki->xkbRules = option->value;
+ else if (strcasecmp(option->key, "XkbModel") == 0)
+ ki->xkbModel = option->value;
+ else if (strcasecmp(option->key, "XkbLayout") == 0)
+ ki->xkbLayout = option->value;
+ else if (strcasecmp(option->key, "XkbVariant") == 0)
+ ki->xkbVariant = option->value;
+ else if (strcasecmp(option->key, "XkbOptions") == 0)
+ ki->xkbOptions = option->value;
+ else if (!strcasecmp (option->key, "device"))
+ ki->path = strdup(option->value);
+ else
+ ErrorF("Kbd option key (%s) of value (%s) not assigned!\n",
+ option->key, option->value);
+ }
+}
+
+KdKeyboardInfo *
+KdParseKeyboard (char *arg)
+{
+ char save[1024];
+ char delim;
+ InputOption *options = NULL;
+ KdKeyboardInfo *ki = NULL;
+
+ ki = KdNewKeyboard();
+ if (!ki)
+ return NULL;
+
+ ki->name = strdup("Unknown KDrive Keyboard");
+ ki->path = NULL;
+ ki->driver = NULL;
+ ki->driverPrivate = NULL;
+ ki->next = NULL;
+
+ if (!arg)
+ {
+ ErrorF("keybd: no arg\n");
+ KdFreeKeyboard (ki);
+ return NULL;
+ }
+
+ if (strlen (arg) >= sizeof (save))
+ {
+ ErrorF("keybd: arg too long\n");
+ KdFreeKeyboard (ki);
+ return NULL;
+ }
+
+ arg = KdParseFindNext (arg, ",", save, &delim);
+ if (!save[0])
+ {
+ ErrorF("keybd: failed on save[0]\n");
+ KdFreeKeyboard (ki);
+ return NULL;
+ }
+
+ if (strcmp (save, "auto") == 0)
+ ki->driverPrivate = NULL;
+ else
+ ki->driverPrivate = strdup(save);
+
+ if (delim != ',')
+ {
+ return ki;
+ }
+
+ arg = KdParseFindNext (arg, ",", save, &delim);
+
+ while (delim == ',')
+ {
+ arg = KdParseFindNext (arg, ",", save, &delim);
+
+ if (!KdGetOptions(&options, save))
+ {
+ KdFreeKeyboard(ki);
+ return NULL;
+ }
+ }
+
+ if (options)
+ {
+ ki->options = options;
+ KdParseKbdOptions(ki);
+ }
+
+ return ki;
+}
+
+static void
+KdParsePointerOptions (KdPointerInfo *pi)
+{
+ InputOption *option = NULL;
+
+ for (option = pi->options; option; option = option->next)
+ {
+ if (!strcmp (option->key, "emulatemiddle"))
+ pi->emulateMiddleButton = TRUE;
+ else if (!strcmp (option->key, "noemulatemiddle"))
+ pi->emulateMiddleButton = FALSE;
+ else if (!strcmp (option->key, "transformcoord"))
+ pi->transformCoordinates = TRUE;
+ else if (!strcmp (option->key, "rawcoord"))
+ pi->transformCoordinates = FALSE;
+ else if (!strcasecmp (option->key, "device"))
+ pi->path = strdup(option->value);
+ else if (!strcasecmp (option->key, "protocol"))
+ pi->protocol = strdup(option->value);
+ else
+ ErrorF("Pointer option key (%s) of value (%s) not assigned!\n",
+ option->key, option->value);
+ }
+}
+
+KdPointerInfo *
+KdParsePointer (char *arg)
+{
+ char save[1024];
+ char delim;
+ KdPointerInfo *pi = NULL;
+ InputOption *options = NULL;
+ int i = 0;
+
+ pi = KdNewPointer();
+ if (!pi)
+ return NULL;
+ pi->emulateMiddleButton = kdEmulateMiddleButton;
+ pi->transformCoordinates = !kdRawPointerCoordinates;
+ pi->protocol = NULL;
+ pi->nButtons = 5; /* XXX should not be hardcoded */
+ pi->inputClass = KD_MOUSE;
+
+ if (!arg)
+ {
+ ErrorF("mouse: no arg\n");
+ KdFreePointer (pi);
+ return NULL;
+ }
+
+ if (strlen (arg) >= sizeof (save))
+ {
+ ErrorF("mouse: arg too long\n");
+ KdFreePointer (pi);
+ return NULL;
+ }
+ arg = KdParseFindNext (arg, ",", save, &delim);
+ if (!save[0])
+ {
+ ErrorF("failed on save[0]\n");
+ KdFreePointer (pi);
+ return NULL;
+ }
+
+ if (strcmp(save, "auto") == 0)
+ pi->driverPrivate = NULL;
+ else
+ pi->driverPrivate = strdup(save);
+
+ if (delim != ',')
+ {
+ return pi;
+ }
+
+ arg = KdParseFindNext (arg, ",", save, &delim);
+
+ while (delim == ',')
+ {
+ arg = KdParseFindNext (arg, ",", save, &delim);
+ if (save[0] == '{')
+ {
+ char *s = save + 1;
+ i = 0;
+ while (*s && *s != '}')
+ {
+ if ('1' <= *s && *s <= '0' + pi->nButtons)
+ pi->map[i] = *s - '0';
+ else
+ UseMsg ();
+ s++;
+ }
+ }
+ else
+ {
+ if (!KdGetOptions(&options, save))
+ {
+ KdFreePointer(pi);
+ return NULL;
+ }
+ }
+ }
+
+ if (options)
+ {
+ pi->options = options;
+ KdParsePointerOptions(pi);
+ }
+
+ return pi;
+}
+
+
+void
+KdInitInput (void)
+{
+ KdPointerInfo *pi;
+ KdKeyboardInfo *ki;
+ struct KdConfigDevice *dev;
+
+ kdInputEnabled = TRUE;
+
+ for (dev = kdConfigPointers; dev; dev = dev->next) {
+ pi = KdParsePointer(dev->line);
+ if (!pi)
+ ErrorF("Failed to parse pointer\n");
+ if (KdAddPointer(pi) != Success)
+ ErrorF("Failed to add pointer!\n");
+ }
+ for (dev = kdConfigKeyboards; dev; dev = dev->next) {
+ ki = KdParseKeyboard(dev->line);
+ if (!ki)
+ ErrorF("Failed to parse keyboard\n");
+ if (KdAddKeyboard(ki) != Success)
+ ErrorF("Failed to add keyboard!\n");
+ }
+
+ mieqInit();
+}
+
+/*
+ * Middle button emulation state machine
+ *
+ * Possible transitions:
+ * Button 1 press v1
+ * Button 1 release ^1
+ * Button 2 press v2
+ * Button 2 release ^2
+ * Button 3 press v3
+ * Button 3 release ^3
+ * Button other press vo
+ * Button other release ^o
+ * Mouse motion <>
+ * Keyboard event k
+ * timeout ...
+ * outside box <->
+ *
+ * States:
+ * start
+ * button_1_pend
+ * button_1_down
+ * button_2_down
+ * button_3_pend
+ * button_3_down
+ * synthetic_2_down_13
+ * synthetic_2_down_3
+ * synthetic_2_down_1
+ *
+ * Transition diagram
+ *
+ * start
+ * v1 -> (hold) (settimeout) button_1_pend
+ * ^1 -> (deliver) start
+ * v2 -> (deliver) button_2_down
+ * ^2 -> (deliever) start
+ * v3 -> (hold) (settimeout) button_3_pend
+ * ^3 -> (deliver) start
+ * vo -> (deliver) start
+ * ^o -> (deliver) start
+ * <> -> (deliver) start
+ * k -> (deliver) start
+ *
+ * button_1_pend (button 1 is down, timeout pending)
+ * ^1 -> (release) (deliver) start
+ * v2 -> (release) (deliver) button_1_down
+ * ^2 -> (release) (deliver) button_1_down
+ * v3 -> (cleartimeout) (generate v2) synthetic_2_down_13
+ * ^3 -> (release) (deliver) button_1_down
+ * vo -> (release) (deliver) button_1_down
+ * ^o -> (release) (deliver) button_1_down
+ * <-> -> (release) (deliver) button_1_down
+ * <> -> (deliver) button_1_pend
+ * k -> (release) (deliver) button_1_down
+ * ... -> (release) button_1_down
+ *
+ * button_1_down (button 1 is down)
+ * ^1 -> (deliver) start
+ * v2 -> (deliver) button_1_down
+ * ^2 -> (deliver) button_1_down
+ * v3 -> (deliver) button_1_down
+ * ^3 -> (deliver) button_1_down
+ * vo -> (deliver) button_1_down
+ * ^o -> (deliver) button_1_down
+ * <> -> (deliver) button_1_down
+ * k -> (deliver) button_1_down
+ *
+ * button_2_down (button 2 is down)
+ * v1 -> (deliver) button_2_down
+ * ^1 -> (deliver) button_2_down
+ * ^2 -> (deliver) start
+ * v3 -> (deliver) button_2_down
+ * ^3 -> (deliver) button_2_down
+ * vo -> (deliver) button_2_down
+ * ^o -> (deliver) button_2_down
+ * <> -> (deliver) button_2_down
+ * k -> (deliver) button_2_down
+ *
+ * button_3_pend (button 3 is down, timeout pending)
+ * v1 -> (generate v2) synthetic_2_down
+ * ^1 -> (release) (deliver) button_3_down
+ * v2 -> (release) (deliver) button_3_down
+ * ^2 -> (release) (deliver) button_3_down
+ * ^3 -> (release) (deliver) start
+ * vo -> (release) (deliver) button_3_down
+ * ^o -> (release) (deliver) button_3_down
+ * <-> -> (release) (deliver) button_3_down
+ * <> -> (deliver) button_3_pend
+ * k -> (release) (deliver) button_3_down
+ * ... -> (release) button_3_down
+ *
+ * button_3_down (button 3 is down)
+ * v1 -> (deliver) button_3_down
+ * ^1 -> (deliver) button_3_down
+ * v2 -> (deliver) button_3_down
+ * ^2 -> (deliver) button_3_down
+ * ^3 -> (deliver) start
+ * vo -> (deliver) button_3_down
+ * ^o -> (deliver) button_3_down
+ * <> -> (deliver) button_3_down
+ * k -> (deliver) button_3_down
+ *
+ * synthetic_2_down_13 (button 1 and 3 are down)
+ * ^1 -> (generate ^2) synthetic_2_down_3
+ * v2 -> synthetic_2_down_13
+ * ^2 -> synthetic_2_down_13
+ * ^3 -> (generate ^2) synthetic_2_down_1
+ * vo -> (deliver) synthetic_2_down_13
+ * ^o -> (deliver) synthetic_2_down_13
+ * <> -> (deliver) synthetic_2_down_13
+ * k -> (deliver) synthetic_2_down_13
+ *
+ * synthetic_2_down_3 (button 3 is down)
+ * v1 -> (deliver) synthetic_2_down_3
+ * ^1 -> (deliver) synthetic_2_down_3
+ * v2 -> synthetic_2_down_3
+ * ^2 -> synthetic_2_down_3
+ * ^3 -> start
+ * vo -> (deliver) synthetic_2_down_3
+ * ^o -> (deliver) synthetic_2_down_3
+ * <> -> (deliver) synthetic_2_down_3
+ * k -> (deliver) synthetic_2_down_3
+ *
+ * synthetic_2_down_1 (button 1 is down)
+ * ^1 -> start
+ * v2 -> synthetic_2_down_1
+ * ^2 -> synthetic_2_down_1
+ * v3 -> (deliver) synthetic_2_down_1
+ * ^3 -> (deliver) synthetic_2_down_1
+ * vo -> (deliver) synthetic_2_down_1
+ * ^o -> (deliver) synthetic_2_down_1
+ * <> -> (deliver) synthetic_2_down_1
+ * k -> (deliver) synthetic_2_down_1
+ */
+
+typedef enum _inputClass {
+ down_1, up_1,
+ down_2, up_2,
+ down_3, up_3,
+ down_o, up_o,
+ motion, outside_box,
+ keyboard, timeout,
+ num_input_class
+} KdInputClass;
+
+typedef enum _inputAction {
+ noop,
+ hold,
+ setto,
+ deliver,
+ release,
+ clearto,
+ gen_down_2,
+ gen_up_2
+} KdInputAction;
+
+#define MAX_ACTIONS 2
+
+typedef struct _inputTransition {
+ KdInputAction actions[MAX_ACTIONS];
+ KdPointerState nextState;
+} KdInputTransition;
+
+static const
+KdInputTransition kdInputMachine[num_input_states][num_input_class] = {
+ /* start */
+ {
+ { { hold, setto }, button_1_pend }, /* v1 */
+ { { deliver, noop }, start }, /* ^1 */
+ { { deliver, noop }, button_2_down }, /* v2 */
+ { { deliver, noop }, start }, /* ^2 */
+ { { hold, setto }, button_3_pend }, /* v3 */
+ { { deliver, noop }, start }, /* ^3 */
+ { { deliver, noop }, start }, /* vo */
+ { { deliver, noop }, start }, /* ^o */
+ { { deliver, noop }, start }, /* <> */
+ { { deliver, noop }, start }, /* <-> */
+ { { noop, noop }, start }, /* k */
+ { { noop, noop }, start }, /* ... */
+ },
+ /* button_1_pend */
+ {
+ { { noop, noop }, button_1_pend }, /* v1 */
+ { { release, deliver }, start }, /* ^1 */
+ { { release, deliver }, button_1_down }, /* v2 */
+ { { release, deliver }, button_1_down }, /* ^2 */
+ { { clearto, gen_down_2 }, synth_2_down_13 }, /* v3 */
+ { { release, deliver }, button_1_down }, /* ^3 */
+ { { release, deliver }, button_1_down }, /* vo */
+ { { release, deliver }, button_1_down }, /* ^o */
+ { { deliver, noop }, button_1_pend }, /* <> */
+ { { release, deliver }, button_1_down }, /* <-> */
+ { { noop, noop }, button_1_down }, /* k */
+ { { release, noop }, button_1_down }, /* ... */
+ },
+ /* button_1_down */
+ {
+ { { noop, noop }, button_1_down }, /* v1 */
+ { { deliver, noop }, start }, /* ^1 */
+ { { deliver, noop }, button_1_down }, /* v2 */
+ { { deliver, noop }, button_1_down }, /* ^2 */
+ { { deliver, noop }, button_1_down }, /* v3 */
+ { { deliver, noop }, button_1_down }, /* ^3 */
+ { { deliver, noop }, button_1_down }, /* vo */
+ { { deliver, noop }, button_1_down }, /* ^o */
+ { { deliver, noop }, button_1_down }, /* <> */
+ { { deliver, noop }, button_1_down }, /* <-> */
+ { { noop, noop }, button_1_down }, /* k */
+ { { noop, noop }, button_1_down }, /* ... */
+ },
+ /* button_2_down */
+ {
+ { { deliver, noop }, button_2_down }, /* v1 */
+ { { deliver, noop }, button_2_down }, /* ^1 */
+ { { noop, noop }, button_2_down }, /* v2 */
+ { { deliver, noop }, start }, /* ^2 */
+ { { deliver, noop }, button_2_down }, /* v3 */
+ { { deliver, noop }, button_2_down }, /* ^3 */
+ { { deliver, noop }, button_2_down }, /* vo */
+ { { deliver, noop }, button_2_down }, /* ^o */
+ { { deliver, noop }, button_2_down }, /* <> */
+ { { deliver, noop }, button_2_down }, /* <-> */
+ { { noop, noop }, button_2_down }, /* k */
+ { { noop, noop }, button_2_down }, /* ... */
+ },
+ /* button_3_pend */
+ {
+ { { clearto, gen_down_2 }, synth_2_down_13 }, /* v1 */
+ { { release, deliver }, button_3_down }, /* ^1 */
+ { { release, deliver }, button_3_down }, /* v2 */
+ { { release, deliver }, button_3_down }, /* ^2 */
+ { { release, deliver }, button_3_down }, /* v3 */
+ { { release, deliver }, start }, /* ^3 */
+ { { release, deliver }, button_3_down }, /* vo */
+ { { release, deliver }, button_3_down }, /* ^o */
+ { { deliver, noop }, button_3_pend }, /* <> */
+ { { release, deliver }, button_3_down }, /* <-> */
+ { { release, noop }, button_3_down }, /* k */
+ { { release, noop }, button_3_down }, /* ... */
+ },
+ /* button_3_down */
+ {
+ { { deliver, noop }, button_3_down }, /* v1 */
+ { { deliver, noop }, button_3_down }, /* ^1 */
+ { { deliver, noop }, button_3_down }, /* v2 */
+ { { deliver, noop }, button_3_down }, /* ^2 */
+ { { noop, noop }, button_3_down }, /* v3 */
+ { { deliver, noop }, start }, /* ^3 */
+ { { deliver, noop }, button_3_down }, /* vo */
+ { { deliver, noop }, button_3_down }, /* ^o */
+ { { deliver, noop }, button_3_down }, /* <> */
+ { { deliver, noop }, button_3_down }, /* <-> */
+ { { noop, noop }, button_3_down }, /* k */
+ { { noop, noop }, button_3_down }, /* ... */
+ },
+ /* synthetic_2_down_13 */
+ {
+ { { noop, noop }, synth_2_down_13 }, /* v1 */
+ { { gen_up_2, noop }, synth_2_down_3 }, /* ^1 */
+ { { noop, noop }, synth_2_down_13 }, /* v2 */
+ { { noop, noop }, synth_2_down_13 }, /* ^2 */
+ { { noop, noop }, synth_2_down_13 }, /* v3 */
+ { { gen_up_2, noop }, synth_2_down_1 }, /* ^3 */
+ { { deliver, noop }, synth_2_down_13 }, /* vo */
+ { { deliver, noop }, synth_2_down_13 }, /* ^o */
+ { { deliver, noop }, synth_2_down_13 }, /* <> */
+ { { deliver, noop }, synth_2_down_13 }, /* <-> */
+ { { noop, noop }, synth_2_down_13 }, /* k */
+ { { noop, noop }, synth_2_down_13 }, /* ... */
+ },
+ /* synthetic_2_down_3 */
+ {
+ { { deliver, noop }, synth_2_down_3 }, /* v1 */
+ { { deliver, noop }, synth_2_down_3 }, /* ^1 */
+ { { deliver, noop }, synth_2_down_3 }, /* v2 */
+ { { deliver, noop }, synth_2_down_3 }, /* ^2 */
+ { { noop, noop }, synth_2_down_3 }, /* v3 */
+ { { noop, noop }, start }, /* ^3 */
+ { { deliver, noop }, synth_2_down_3 }, /* vo */
+ { { deliver, noop }, synth_2_down_3 }, /* ^o */
+ { { deliver, noop }, synth_2_down_3 }, /* <> */
+ { { deliver, noop }, synth_2_down_3 }, /* <-> */
+ { { noop, noop }, synth_2_down_3 }, /* k */
+ { { noop, noop }, synth_2_down_3 }, /* ... */
+ },
+ /* synthetic_2_down_1 */
+ {
+ { { noop, noop }, synth_2_down_1 }, /* v1 */
+ { { noop, noop }, start }, /* ^1 */
+ { { deliver, noop }, synth_2_down_1 }, /* v2 */
+ { { deliver, noop }, synth_2_down_1 }, /* ^2 */
+ { { deliver, noop }, synth_2_down_1 }, /* v3 */
+ { { deliver, noop }, synth_2_down_1 }, /* ^3 */
+ { { deliver, noop }, synth_2_down_1 }, /* vo */
+ { { deliver, noop }, synth_2_down_1 }, /* ^o */
+ { { deliver, noop }, synth_2_down_1 }, /* <> */
+ { { deliver, noop }, synth_2_down_1 }, /* <-> */
+ { { noop, noop }, synth_2_down_1 }, /* k */
+ { { noop, noop }, synth_2_down_1 }, /* ... */
+ },
+};
+
+#define EMULATION_WINDOW 10
+#define EMULATION_TIMEOUT 100
+
+static int
+KdInsideEmulationWindow (KdPointerInfo *pi, int x, int y, int z)
+{
+ pi->emulationDx = pi->heldEvent.x - x;
+ pi->emulationDy = pi->heldEvent.y - y;
+
+ return (abs (pi->emulationDx) < EMULATION_WINDOW &&
+ abs (pi->emulationDy) < EMULATION_WINDOW);
+}
+
+static KdInputClass
+KdClassifyInput (KdPointerInfo *pi, int type, int x, int y, int z, int b)
+{
+ switch (type) {
+ case ButtonPress:
+ switch (b) {
+ case 1: return down_1;
+ case 2: return down_2;
+ case 3: return down_3;
+ default: return down_o;
+ }
+ break;
+ case ButtonRelease:
+ switch (b) {
+ case 1: return up_1;
+ case 2: return up_2;
+ case 3: return up_3;
+ default: return up_o;
+ }
+ break;
+ case MotionNotify:
+ if (pi->eventHeld && !KdInsideEmulationWindow(pi, x, y, z))
+ return outside_box;
+ else
+ return motion;
+ default:
+ return keyboard;
+ }
+ return keyboard;
+}
+
+#ifdef DEBUG
+char *kdStateNames[] = {
+ "start",
+ "button_1_pend",
+ "button_1_down",
+ "button_2_down",
+ "button_3_pend",
+ "button_3_down",
+ "synth_2_down_13",
+ "synth_2_down_3",
+ "synthetic_2_down_1",
+ "num_input_states"
+};
+
+char *kdClassNames[] = {
+ "down_1", "up_1",
+ "down_2", "up_2",
+ "down_3", "up_3",
+ "motion", "ouside_box",
+ "keyboard", "timeout",
+ "num_input_class"
+};
+
+char *kdActionNames[] = {
+ "noop",
+ "hold",
+ "setto",
+ "deliver",
+ "release",
+ "clearto",
+ "gen_down_2",
+ "gen_up_2",
+};
+#endif /* DEBUG */
+
+static void
+KdQueueEvent (DeviceIntPtr pDev, InternalEvent *ev)
+{
+ KdAssertSigioBlocked ("KdQueueEvent");
+ mieqEnqueue (pDev, ev);
+}
+
+/* We return true if we're stealing the event. */
+static Bool
+KdRunMouseMachine (KdPointerInfo *pi, KdInputClass c, int type, int x, int y,
+ int z, int b, int absrel)
+{
+ const KdInputTransition *t;
+ int a;
+
+ c = KdClassifyInput(pi, type, x, y, z, b);
+ t = &kdInputMachine[pi->mouseState][c];
+ for (a = 0; a < MAX_ACTIONS; a++)
+ {
+ switch (t->actions[a]) {
+ case noop:
+ break;
+ case hold:
+ pi->eventHeld = TRUE;
+ pi->emulationDx = 0;
+ pi->emulationDy = 0;
+ pi->heldEvent.type = type;
+ pi->heldEvent.x = x;
+ pi->heldEvent.y = y;
+ pi->heldEvent.z = z;
+ pi->heldEvent.flags = b;
+ pi->heldEvent.absrel = absrel;
+ return TRUE;
+ break;
+ case setto:
+ pi->emulationTimeout = GetTimeInMillis () + EMULATION_TIMEOUT;
+ pi->timeoutPending = TRUE;
+ break;
+ case deliver:
+ _KdEnqueuePointerEvent (pi, pi->heldEvent.type, pi->heldEvent.x,
+ pi->heldEvent.y, pi->heldEvent.z,
+ pi->heldEvent.flags, pi->heldEvent.absrel,
+ TRUE);
+ break;
+ case release:
+ pi->eventHeld = FALSE;
+ pi->timeoutPending = FALSE;
+ _KdEnqueuePointerEvent (pi, pi->heldEvent.type, pi->heldEvent.x,
+ pi->heldEvent.y, pi->heldEvent.z,
+ pi->heldEvent.flags, pi->heldEvent.absrel,
+ TRUE);
+ return TRUE;
+ break;
+ case clearto:
+ pi->timeoutPending = FALSE;
+ break;
+ case gen_down_2:
+ _KdEnqueuePointerEvent (pi, ButtonPress, x, y, z, 2, absrel,
+ TRUE);
+ pi->eventHeld = FALSE;
+ return TRUE;
+ break;
+ case gen_up_2:
+ _KdEnqueuePointerEvent (pi, ButtonRelease, x, y, z, 2, absrel,
+ TRUE);
+ return TRUE;
+ break;
+ }
+ }
+ pi->mouseState = t->nextState;
+ return FALSE;
+}
+
+static int
+KdHandlePointerEvent (KdPointerInfo *pi, int type, int x, int y, int z, int b,
+ int absrel)
+{
+ if (pi->emulateMiddleButton)
+ return KdRunMouseMachine (pi, KdClassifyInput(pi, type, x, y, z, b),
+ type, x, y, z, b, absrel);
+ return FALSE;
+}
+
+static void
+KdReceiveTimeout (KdPointerInfo *pi)
+{
+ KdRunMouseMachine (pi, timeout, 0, 0, 0, 0, 0, 0);
+}
+
+/*
+ * kdCheckTermination
+ *
+ * This function checks for the key sequence that terminates the server. When
+ * detected, it sets the dispatchException flag and returns. The key sequence
+ * is:
+ * Control-Alt
+ * It's assumed that the server will be waken up by the caller when this
+ * function returns.
+ */
+
+extern int nClients;
+
+void
+KdReleaseAllKeys (void)
+{
+#if 0
+ int key, nEvents, i;
+ KdKeyboardInfo *ki;
+
+ KdBlockSigio ();
+
+ for (ki = kdKeyboards; ki; ki = ki->next) {
+ for (key = ki->keySyms.minKeyCode; key < ki->keySyms.maxKeyCode;
+ key++) {
+ if (key_is_down(ki->dixdev, key, KEY_POSTED | KEY_PROCESSED)) {
+ KdHandleKeyboardEvent(ki, KeyRelease, key);
+ GetEventList(&kdEvents);
+ nEvents = GetKeyboardEvents(kdEvents, ki->dixdev, KeyRelease, key);
+ for (i = 0; i < nEvents; i++)
+ KdQueueEvent (ki->dixdev, (kdEvents + i)->event);
+ }
+ }
+ }
+
+ KdUnblockSigio ();
+#endif
+}
+
+static void
+KdCheckLock (void)
+{
+ KeyClassPtr keyc = NULL;
+ Bool isSet = FALSE, shouldBeSet = FALSE;
+ KdKeyboardInfo *tmp = NULL;
+
+ for (tmp = kdKeyboards; tmp; tmp = tmp->next) {
+ if (tmp->LockLed && tmp->dixdev && tmp->dixdev->key) {
+ keyc = tmp->dixdev->key;
+ isSet = (tmp->leds & (1 << (tmp->LockLed-1))) != 0;
+ /* FIXME: Just use XKB indicators! */
+ shouldBeSet = !!(XkbStateFieldFromRec(&keyc->xkbInfo->state) & LockMask);
+ if (isSet != shouldBeSet)
+ KdSetLed (tmp, tmp->LockLed, shouldBeSet);
+ }
+ }
+}
+
+void
+KdEnqueueKeyboardEvent(KdKeyboardInfo *ki,
+ unsigned char scan_code,
+ unsigned char is_up)
+{
+ unsigned char key_code;
+ KeyClassPtr keyc = NULL;
+ KeybdCtrl *ctrl = NULL;
+ int type, nEvents, i;
+
+ if (!ki || !ki->dixdev || !ki->dixdev->kbdfeed || !ki->dixdev->key)
+ return;
+
+ keyc = ki->dixdev->key;
+ ctrl = &ki->dixdev->kbdfeed->ctrl;
+
+ if (scan_code >= ki->minScanCode && scan_code <= ki->maxScanCode)
+ {
+ key_code = scan_code + KD_MIN_KEYCODE - ki->minScanCode;
+
+ /*
+ * Set up this event -- the type may be modified below
+ */
+ if (is_up)
+ type = KeyRelease;
+ else
+ type = KeyPress;
+
+ GetEventList(&kdEvents);
+
+ nEvents = GetKeyboardEvents(kdEvents, ki->dixdev, type, key_code);
+ for (i = 0; i < nEvents; i++)
+ KdQueueEvent(ki->dixdev, (InternalEvent *)((kdEvents + i)->event));
+ }
+ else {
+ ErrorF("driver %s wanted to post scancode %d outside of [%d, %d]!\n",
+ ki->name, scan_code, ki->minScanCode, ki->maxScanCode);
+ }
+}
+
+/*
+ * kdEnqueuePointerEvent
+ *
+ * This function converts hardware mouse event information into X event
+ * information. A mouse movement event is passed off to MI to generate
+ * a MotionNotify event, if appropriate. Button events are created and
+ * passed off to MI for enqueueing.
+ */
+
+/* FIXME do something a little more clever to deal with multiple axes here */
+void
+KdEnqueuePointerEvent(KdPointerInfo *pi, unsigned long flags, int rx, int ry,
+ int rz)
+{
+ CARD32 ms;
+ unsigned char buttons;
+ int x, y, z;
+ int (*matrix)[3] = kdPointerMatrix.matrix;
+ unsigned long button;
+ int n;
+ int dixflags = 0;
+
+ if (!pi)
+ return;
+
+ ms = GetTimeInMillis();
+
+ /* we don't need to transform z, so we don't. */
+ if (flags & KD_MOUSE_DELTA) {
+ if (pi->transformCoordinates) {
+ x = matrix[0][0] * rx + matrix[0][1] * ry;
+ y = matrix[1][0] * rx + matrix[1][1] * ry;
+ }
+ else {
+ x = rx;
+ y = ry;
+ }
+ }
+ else {
+ if (pi->transformCoordinates) {
+ x = matrix[0][0] * rx + matrix[0][1] * ry + matrix[0][2];
+ y = matrix[1][0] * rx + matrix[1][1] * ry + matrix[1][2];
+ }
+ else {
+ x = rx;
+ y = ry;
+ }
+ }
+ z = rz;
+
+ if (flags & KD_MOUSE_DELTA)
+ {
+ if (x || y || z)
+ {
+ dixflags = POINTER_RELATIVE | POINTER_ACCELERATE;
+ _KdEnqueuePointerEvent(pi, MotionNotify, x, y, z, 0, dixflags, FALSE);
+ }
+ } else
+ {
+ dixflags = POINTER_ABSOLUTE;
+ if (x != pi->dixdev->last.valuators[0] ||
+ y != pi->dixdev->last.valuators[1])
+ _KdEnqueuePointerEvent(pi, MotionNotify, x, y, z, 0, dixflags, FALSE);
+ }
+
+ buttons = flags;
+
+ for (button = KD_BUTTON_1, n = 1; n <= pi->nButtons;
+ button <<= 1, n++) {
+ if (((pi->buttonState & button) ^ (buttons & button)) &&
+ !(buttons & button)) {
+ _KdEnqueuePointerEvent(pi, ButtonRelease, x, y, z, n,
+ dixflags, FALSE);
+ }
+ }
+ for (button = KD_BUTTON_1, n = 1; n <= pi->nButtons;
+ button <<= 1, n++) {
+ if (((pi->buttonState & button) ^ (buttons & button)) &&
+ (buttons & button)) {
+ _KdEnqueuePointerEvent(pi, ButtonPress, x, y, z, n,
+ dixflags, FALSE);
+ }
+ }
+
+ pi->buttonState = buttons;
+}
+
+void
+_KdEnqueuePointerEvent (KdPointerInfo *pi, int type, int x, int y, int z,
+ int b, int absrel, Bool force)
+{
+ int nEvents = 0, i = 0;
+ int valuators[3] = { x, y, z };
+ ValuatorMask mask;
+
+ /* TRUE from KdHandlePointerEvent, means 'we swallowed the event'. */
+ if (!force && KdHandlePointerEvent(pi, type, x, y, z, b, absrel))
+ return;
+
+ valuator_mask_set_range(&mask, 0, 3, valuators);
+
+ GetEventList(&kdEvents);
+ nEvents = GetPointerEvents(kdEvents, pi->dixdev, type, b, absrel, &mask);
+ for (i = 0; i < nEvents; i++)
+ KdQueueEvent(pi->dixdev, (InternalEvent *)((kdEvents + i)->event));
+}
+
+void
+KdBlockHandler (int screen,
+ pointer blockData,
+ pointer timeout,
+ pointer readmask)
+{
+ KdPointerInfo *pi;
+ int myTimeout=0;
+
+ for (pi = kdPointers; pi; pi = pi->next)
+ {
+ if (pi->timeoutPending)
+ {
+ int ms;
+
+ ms = pi->emulationTimeout - GetTimeInMillis ();
+ if (ms < 1)
+ ms = 1;
+ if(ms<myTimeout || myTimeout==0)
+ myTimeout=ms;
+ }
+ }
+ /* if we need to poll for events, do that */
+ if(kdOsFuncs->pollEvents)
+ {
+ (*kdOsFuncs->pollEvents)();
+ myTimeout=20;
+ }
+ if(myTimeout>0)
+ AdjustWaitForDelay (timeout, myTimeout);
+}
+
+void
+KdWakeupHandler (int screen,
+ pointer data,
+ unsigned long lresult,
+ pointer readmask)
+{
+ int result = (int) lresult;
+ fd_set *pReadmask = (fd_set *) readmask;
+ int i;
+ KdPointerInfo *pi;
+
+ if (kdInputEnabled && result > 0)
+ {
+ for (i = 0; i < kdNumInputFds; i++)
+ if (FD_ISSET (kdInputFds[i].fd, pReadmask))
+ {
+ KdBlockSigio ();
+ (*kdInputFds[i].read) (kdInputFds[i].fd, kdInputFds[i].closure);
+ KdUnblockSigio ();
+ }
+ }
+ for (pi = kdPointers; pi; pi = pi->next)
+ {
+ if (pi->timeoutPending)
+ {
+ if ((long) (GetTimeInMillis () - pi->emulationTimeout) >= 0)
+ {
+ pi->timeoutPending = FALSE;
+ KdBlockSigio ();
+ KdReceiveTimeout (pi);
+ KdUnblockSigio ();
+ }
+ }
+ }
+ if (kdSwitchPending)
+ KdProcessSwitch ();
+}
+
+#define KdScreenOrigin(pScreen) (&(KdGetScreenPriv(pScreen)->screen->origin))
+
+static Bool
+KdCursorOffScreen(ScreenPtr *ppScreen, int *x, int *y)
+{
+ ScreenPtr pScreen = *ppScreen;
+ ScreenPtr pNewScreen;
+ int n;
+ int dx, dy;
+ int best_x, best_y;
+ int n_best_x, n_best_y;
+ CARD32 ms;
+
+ if (kdDisableZaphod || screenInfo.numScreens <= 1)
+ return FALSE;
+
+ if (0 <= *x && *x < pScreen->width && 0 <= *y && *y < pScreen->height)
+ return FALSE;
+
+ ms = GetTimeInMillis ();
+ if (kdOffScreen && (int) (ms - kdOffScreenTime) < 1000)
+ return FALSE;
+ kdOffScreen = TRUE;
+ kdOffScreenTime = ms;
+ n_best_x = -1;
+ best_x = 32767;
+ n_best_y = -1;
+ best_y = 32767;
+ for (n = 0; n < screenInfo.numScreens; n++)
+ {
+ pNewScreen = screenInfo.screens[n];
+ if (pNewScreen == pScreen)
+ continue;
+ dx = KdScreenOrigin(pNewScreen)->x - KdScreenOrigin(pScreen)->x;
+ dy = KdScreenOrigin(pNewScreen)->y - KdScreenOrigin(pScreen)->y;
+ if (*x < 0)
+ {
+ if (dx <= 0 && -dx < best_x)
+ {
+ best_x = -dx;
+ n_best_x = n;
+ }
+ }
+ else if (*x >= pScreen->width)
+ {
+ if (dx >= 0 && dx < best_x)
+ {
+ best_x = dx;
+ n_best_x = n;
+ }
+ }
+ if (*y < 0)
+ {
+ if (dy <= 0 && -dy < best_y)
+ {
+ best_y = -dy;
+ n_best_y = n;
+ }
+ }
+ else if (*y >= pScreen->height)
+ {
+ if (dy >= 0 && dy < best_y)
+ {
+ best_y = dy;
+ n_best_y = n;
+ }
+ }
+ }
+ if (best_y < best_x)
+ n_best_x = n_best_y;
+ if (n_best_x == -1)
+ return FALSE;
+ pNewScreen = screenInfo.screens[n_best_x];
+
+ if (*x < 0)
+ *x += pNewScreen->width;
+ if (*y < 0)
+ *y += pNewScreen->height;
+
+ if (*x >= pScreen->width)
+ *x -= pScreen->width;
+ if (*y >= pScreen->height)
+ *y -= pScreen->height;
+
+ *ppScreen = pNewScreen;
+ return TRUE;
+}
+
+static void
+KdCrossScreen(ScreenPtr pScreen, Bool entering)
+{
+#ifndef XIPAQ
+ if (entering)
+ KdEnableScreen (pScreen);
+ else
+ KdDisableScreen (pScreen);
+#endif
+}
+
+int KdCurScreen; /* current event screen */
+
+static void
+KdWarpCursor (DeviceIntPtr pDev, ScreenPtr pScreen, int x, int y)
+{
+ KdBlockSigio ();
+ KdCurScreen = pScreen->myNum;
+ miPointerWarpCursor(pDev, pScreen, x, y);
+ KdUnblockSigio ();
+}
+
+miPointerScreenFuncRec kdPointerScreenFuncs =
+{
+ KdCursorOffScreen,
+ KdCrossScreen,
+ KdWarpCursor
+};
+
+void
+ProcessInputEvents (void)
+{
+ mieqProcessInputEvents();
+ miPointerUpdateSprite(inputInfo.pointer);
+ if (kdSwitchPending)
+ KdProcessSwitch ();
+ KdCheckLock ();
+}
+
+/* At the moment, absolute/relative is up to the client. */
+int
+SetDeviceMode(register ClientPtr client, DeviceIntPtr pDev, int mode)
+{
+ return BadMatch;
+}
+
+int
+SetDeviceValuators(register ClientPtr client, DeviceIntPtr pDev,
+ int *valuators, int first_valuator, int num_valuators)
+{
+ return BadMatch;
+}
+
+int
+ChangeDeviceControl(register ClientPtr client, DeviceIntPtr pDev,
+ xDeviceCtl *control)
+{
+ switch (control->control) {
+ case DEVICE_RESOLUTION:
+ /* FIXME do something more intelligent here */
+ return BadMatch;
+
+ case DEVICE_ABS_CALIB:
+ case DEVICE_ABS_AREA:
+ case DEVICE_CORE:
+ return BadMatch;
+ case DEVICE_ENABLE:
+ return Success;
+
+ default:
+ return BadMatch;
+ }
+
+ /* NOTREACHED */
+ return BadImplementation;
+}
+
+int
+NewInputDeviceRequest(InputOption *options, InputAttributes *attrs,
+ DeviceIntPtr *pdev)
+{
+ InputOption *option = NULL;
+ KdPointerInfo *pi = NULL;
+ KdKeyboardInfo *ki = NULL;
+
+ for (option = options; option; option = option->next) {
+ if (strcmp(option->key, "type") == 0) {
+ if (strcmp(option->value, "pointer") == 0) {
+ pi = KdNewPointer();
+ if (!pi)
+ return BadAlloc;
+ }
+ else if (strcmp(option->value, "keyboard") == 0) {
+ ki = KdNewKeyboard();
+ if (!ki)
+ return BadAlloc;
+ }
+ else {
+ ErrorF("unrecognised device type!\n");
+ return BadValue;
+ }
+ }
+#ifdef CONFIG_HAL
+ else if (strcmp(option->key, "_source") == 0 &&
+ strcmp(option->value, "server/hal") == 0)
+ {
+ ErrorF("Ignoring device from HAL.\n");
+ return BadValue;
+ }
+#endif
+#ifdef CONFIG_UDEV
+ else if (strcmp(option->key, "_source") == 0 &&
+ strcmp(option->value, "server/udev") == 0)
+ {
+ ErrorF("Ignoring device from udev.\n");
+ return BadValue;
+ }
+#endif
+ }
+
+ if (!ki && !pi) {
+ ErrorF("unrecognised device identifier!\n");
+ return BadValue;
+ }
+
+ /* FIXME: change this code below to use KdParseKbdOptions and
+ * KdParsePointerOptions */
+ for (option = options; option; option = option->next) {
+ if (strcmp(option->key, "device") == 0) {
+ if (pi && option->value)
+ pi->path = strdup(option->value);
+ else if (ki && option->value)
+ ki->path = strdup(option->value);
+ }
+ else if (strcmp(option->key, "driver") == 0) {
+ if (pi) {
+ pi->driver = KdFindPointerDriver(option->value);
+ if (!pi->driver) {
+ ErrorF("couldn't find driver!\n");
+ KdFreePointer(pi);
+ return BadValue;
+ }
+ pi->options = options;
+ }
+ else if (ki) {
+ ki->driver = KdFindKeyboardDriver(option->value);
+ if (!ki->driver) {
+ ErrorF("couldn't find driver!\n");
+ KdFreeKeyboard(ki);
+ return BadValue;
+ }
+ ki->options = options;
+ }
+ }
+ }
+
+ if (pi) {
+ if (KdAddPointer(pi) != Success ||
+ ActivateDevice(pi->dixdev, TRUE) != Success ||
+ EnableDevice(pi->dixdev, TRUE) != TRUE) {
+ ErrorF("couldn't add or enable pointer\n");
+ return BadImplementation;
+ }
+ }
+ else if (ki) {
+ if (KdAddKeyboard(ki) != Success ||
+ ActivateDevice(ki->dixdev, TRUE) != Success ||
+ EnableDevice(ki->dixdev, TRUE) != TRUE) {
+ ErrorF("couldn't add or enable keyboard\n");
+ return BadImplementation;
+ }
+ }
+
+ if (pi) {
+ *pdev = pi->dixdev;
+ } else if(ki) {
+ *pdev = ki->dixdev;
+ }
+
+ return Success;
+}
+
+void
+DeleteInputDeviceRequest(DeviceIntPtr pDev)
+{
+ RemoveDevice(pDev, TRUE);
+}
generated by cgit v1.2.3 (git 2.25.1) at 2024-11-19 18:18:59 +0000