Checked in the following released items:

xkeyboard-config-1.4.tar.gz
ttf-bitstream-vera-1.10.tar.gz
font-alias-1.0.1.tar.gz
font-sun-misc-1.0.0.tar.gz
font-sun-misc-1.0.0.tar.gz
font-sony-misc-1.0.0.tar.gz
font-schumacher-misc-1.0.0.tar.gz
font-mutt-misc-1.0.0.tar.gz
font-misc-misc-1.0.0.tar.gz
font-misc-meltho-1.0.0.tar.gz
font-micro-misc-1.0.0.tar.gz
font-jis-misc-1.0.0.tar.gz
font-isas-misc-1.0.0.tar.gz
font-dec-misc-1.0.0.tar.gz
font-daewoo-misc-1.0.0.tar.gz
font-cursor-misc-1.0.0.tar.gz
font-arabic-misc-1.0.0.tar.gz
font-winitzki-cyrillic-1.0.0.tar.gz
font-misc-cyrillic-1.0.0.tar.gz
font-cronyx-cyrillic-1.0.0.tar.gz
font-screen-cyrillic-1.0.1.tar.gz
font-xfree86-type1-1.0.1.tar.gz
font-adobe-utopia-type1-1.0.1.tar.gz
font-ibm-type1-1.0.0.tar.gz
font-bitstream-type1-1.0.0.tar.gz
font-bitstream-speedo-1.0.0.tar.gz
font-bh-ttf-1.0.0.tar.gz
font-bh-type1-1.0.0.tar.gz
font-bitstream-100dpi-1.0.0.tar.gz
font-bh-lucidatypewriter-100dpi-1.0.0.tar.gz
font-bh-100dpi-1.0.0.tar.gz
font-adobe-utopia-100dpi-1.0.1.tar.gz
font-adobe-100dpi-1.0.0.tar.gz
font-util-1.0.1.tar.gz
font-bitstream-75dpi-1.0.0.tar.gz
font-bh-lucidatypewriter-75dpi-1.0.0.tar.gz
font-adobe-utopia-75dpi-1.0.1.tar.gz
font-bh-75dpi-1.0.0.tar.gz
bdftopcf-1.0.1.tar.gz
font-adobe-75dpi-1.0.0.tar.gz
mkfontscale-1.0.6.tar.gz
openssl-0.9.8k.tar.gz
bigreqsproto-1.0.2.tar.gz
xtrans-1.2.2.tar.gz
resourceproto-1.0.2.tar.gz
inputproto-1.4.4.tar.gz
compositeproto-0.4.tar.gz
damageproto-1.1.0.tar.gz
zlib-1.2.3.tar.gz
xkbcomp-1.0.5.tar.gz
freetype-2.3.9.tar.gz
pthreads-w32-2-8-0-release.tar.gz
pixman-0.12.0.tar.gz
kbproto-1.0.3.tar.gz
evieext-1.0.2.tar.gz
fixesproto-4.0.tar.gz
recordproto-1.13.2.tar.gz
randrproto-1.2.2.tar.gz
scrnsaverproto-1.1.0.tar.gz
renderproto-0.9.3.tar.gz
xcmiscproto-1.1.2.tar.gz
fontsproto-2.0.2.tar.gz
xextproto-7.0.3.tar.gz
xproto-7.0.14.tar.gz
libXdmcp-1.0.2.tar.gz
libxkbfile-1.0.5.tar.gz
libfontenc-1.0.4.tar.gz
libXfont-1.3.4.tar.gz
libX11-1.1.5.tar.gz
libXau-1.0.4.tar.gz
libxcb-1.1.tar.gz
xorg-server-1.5.3.tar.gz

1 files changed, 2513 insertions, 0 deletions

diff --git a/xorg-server/hw/kdrive/src/kinput.c b/xorg-server/hw/kdrive/src/kinput.c
new file mode 100644
index 000000000..9ba11661c
--- /dev/null
+++ b/xorg-server/hw/kdrive/src/kinput.c
@@ -0,0 +1,2513 @@
+/*
+ * 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
+
+#ifdef XKB
+#include <xkbsrv.h>
+#endif
+
+#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"
+
+#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 xEvent           *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 IsKeyDown(ki, key) ((ki->keyState[(key) >> 3] >> ((key) & 7)) & 1)
+#define KEYMAP(ki)        (ki->dixdev->key->curKeySyms)
+#define KEYMAPDDX(ki)     (ki->keySyms)
+#define KEYCOL1(ki, k)    (KEYMAP(ki).map[((k)-(KEYMAP(ki).minKeyCode))*KEYMAP(ki).mapWidth])
+#define KEYCOL1DDX(ki, k) (KEYMAPDDX(ki).map[((k)-(KEYMAPDDX(ki).minKeyCode))*KEYMAPDDX(ki).mapWidth])
+
+#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)
+{
+    xEvent xE;
+    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 */
+    xE.u.keyButtonPointer.time = GetTimeInMillis ();
+    NoticeEventTime (&xE);
+
+    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;
+
+    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;
+            }
+            xfree(pi->driverPrivate);
+            pi->driverPrivate = NULL;
+        }
+
+        if (!pi->driver->Init) {
+            ErrorF("no init function\n");
+            return BadImplementation;
+        }
+
+        if ((*pi->driver->Init) (pi) != Success) {
+            return !Success;
+        }
+
+	InitPointerDeviceStruct(pDev, pi->map, pi->nButtons,
+	    GetMotionHistory,
+	    (PtrCtrlProcPtr)NoopDDA,
+	    GetMotionHistorySize(), pi->nAxes);
+
+        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 void
+KdInitAutoRepeats (KdKeyboardInfo *ki)
+{
+    int		    key_code;
+    unsigned char   mask;
+    int		    i;
+    unsigned char   *repeats;
+
+    repeats = defaultKeyboardControl.autoRepeats;
+    memset (repeats, '\0', 32);
+    for (key_code = KD_MIN_KEYCODE; key_code <= KD_MAX_KEYCODE; key_code++)
+    {
+	if (!ki->modmap[key_code])
+	{
+	    i = key_code >> 3;
+	    mask = 1 << (key_code & 7);
+	    repeats[i] |= mask;
+	}
+    }
+}
+
+const KdKeySymModsRec kdKeySymMods[] = {
+  {  XK_Control_L,	ControlMask },
+  {  XK_Control_R, ControlMask },
+  {  XK_Shift_L,	ShiftMask },
+  {  XK_Shift_R,	ShiftMask },
+  {  XK_Caps_Lock,	LockMask },
+  {  XK_Shift_Lock, LockMask },
+  {  XK_Alt_L,	Mod1Mask },
+  {  XK_Alt_R,	Mod1Mask },
+  {  XK_Meta_L,	Mod1Mask },
+  {  XK_Meta_R,	Mod1Mask },
+  {  XK_Num_Lock,	Mod2Mask },
+  {  XK_Super_L,	Mod3Mask },
+  {  XK_Super_R,	Mod3Mask },
+  {  XK_Hyper_L,	Mod3Mask },
+  {  XK_Hyper_R,	Mod3Mask },
+  {  XK_Mode_switch, Mod4Mask },
+  /* PDA specific hacks */
+#ifdef XF86XK_Start
+  {  XF86XK_Start, ControlMask },
+#endif
+  {  XK_Menu, ShiftMask },
+  {  XK_telephone, Mod1Mask },
+#ifdef XF86XK_AudioRecord
+  {  XF86XK_AudioRecord, Mod2Mask },
+#endif
+#ifdef XF86XK_Calendar
+  {  XF86XK_Calendar, Mod3Mask }
+#endif
+};
+
+#define NUM_SYM_MODS (sizeof(kdKeySymMods) / sizeof(kdKeySymMods[0]))
+
+static void
+KdInitModMap (KdKeyboardInfo *ki)
+{
+    int	    key_code;
+    int	    row;
+    int	    width;
+    KeySym  *syms;
+    int	    i;
+
+    width = ki->keySyms.mapWidth;
+    for (key_code = ki->keySyms.minKeyCode; key_code <= ki->keySyms.maxKeyCode; key_code++)
+    {
+	ki->modmap[key_code] = 0;
+	syms = ki->keySyms.map + (key_code - ki->keySyms.minKeyCode) * width;
+	for (row = 0; row < width; row++, syms++)
+	{
+	    for (i = 0; i < NUM_SYM_MODS; i++) 
+	    {
+		if (*syms == kdKeySymMods[i].modsym) 
+		    ki->modmap[key_code] |= kdKeySymMods[i].modbit;
+	    }
+	}
+    }
+}
+
+static int
+KdKeyboardProc(DeviceIntPtr pDevice, int onoff)
+{
+    Bool        ret;
+    DevicePtr   pDev = (DevicePtr)pDevice;
+    KdKeyboardInfo *ki;
+    Atom xiclass;
+#ifdef XKB
+    XkbComponentNamesRec names;
+#endif
+
+    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;
+            }
+            xfree(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;
+        }
+
+        KdInitModMap(ki);
+        KdInitAutoRepeats(ki);
+
+#ifdef XKB
+        if (!noXkbExtension) {
+            memset(&names, 0, sizeof(XkbComponentNamesRec));
+
+            XkbSetRulesDflts (ki->xkbRules, ki->xkbModel, ki->xkbLayout,
+                              ki->xkbVariant, ki->xkbOptions);
+
+            ret = XkbInitKeyboardDeviceStruct (pDevice,
+                                               &names,
+                                               &ki->keySyms,
+                                               ki->modmap,
+                                               KdBell, KdKbdCtrl);
+        }
+        else
+#endif
+	ret = InitKeyboardDeviceStruct(pDev,
+				       &ki->keySyms,
+				       ki->modmap,
+				       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 = xcalloc(sizeof(KdKeyboardInfo), 1);
+
+    if (!ki)
+        return NULL;
+    
+    ki->keySyms.map = (KeySym *)xcalloc(sizeof(KeySym),
+                                        KD_MAX_LENGTH *
+                                         kdDefaultKeySyms.mapWidth);
+    if (!ki->keySyms.map) {
+        xfree(ki);
+        return NULL;
+    }
+
+    memcpy(ki->keySyms.map, kdDefaultKeySyms.map,
+           sizeof(KeySym) * (KD_MAX_LENGTH * kdDefaultKeySyms.mapWidth));
+    ki->keySyms.minKeyCode = kdDefaultKeySyms.minKeyCode;
+    ki->keySyms.maxKeyCode = kdDefaultKeySyms.maxKeyCode;
+    ki->keySyms.mapWidth = kdDefaultKeySyms.mapWidth;
+    ki->minScanCode = 0;
+    ki->maxScanCode = 0;
+    ki->leds = 0;
+    ki->bellPitch = 1000;
+    ki->bellDuration = 200;
+    ki->next = NULL;
+    ki->options = NULL;
+#ifdef XKB
+    ki->xkbRules = KdSaveString("base");
+    ki->xkbModel = KdSaveString("pc105");
+    ki->xkbLayout = KdSaveString("us");
+    ki->xkbVariant = NULL;
+    ki->xkbOptions = NULL;
+#endif
+
+    return ki;
+}
+
+int
+KdAddConfigKeyboard (char *keyboard)
+{
+    struct KdConfigDevice **prev, *new;
+
+    if (!keyboard)
+        return Success;
+
+    new = (struct KdConfigDevice *) xcalloc(sizeof(struct KdConfigDevice), 1);
+    if (!new)
+        return BadAlloc;
+
+    new->line = xstrdup(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(KdKeyboardProc, TRUE);
+    if (!ki->dixdev) {
+        ErrorF("Couldn't register keyboard device %s\n",
+               ki->name ? ki->name : "(unnamed)");
+        return !Success;
+    }
+
+    RegisterOtherDevice(ki->dixdev);
+
+#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 *) xcalloc(sizeof(struct KdConfigDevice), 1);
+    if (!new)
+        return BadAlloc;
+
+    new->line = xstrdup(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(KdPointerProc, TRUE);
+    if (!pi->dixdev) {
+        ErrorF("Couldn't add pointer device %s\n",
+               pi->name ? pi->name : "(unnamed)");
+        return BadDevice;
+    }
+
+    RegisterOtherDevice(pi->dixdev);
+
+    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 = (InputOption *) xalloc(sizeof (InputOption));
+    if (!newopt)
+        return FALSE;
+
+    bzero(newopt, sizeof (InputOption));
+
+    for (tmpo = options; *tmpo; tmpo = &(*tmpo)->next)
+        ; /* Hello, I'm here */ 
+    *tmpo = newopt;
+
+    if (strchr(string, '='))
+    {
+        tam_key = (strchr(string, '=') - string);
+        newopt->key = (char *)xalloc(tam_key);
+        strncpy(newopt->key, string, tam_key);
+        newopt->key[tam_key] = '\0';
+        newopt->value = xstrdup(strchr(string, '=') + 1);
+    }
+    else
+    {
+        newopt->key = xstrdup(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)
+    {
+#ifdef XKB
+        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 = KdSaveString(option->value);
+        else
+#endif
+           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;
+#ifdef XKB
+    ki->xkb = NULL;
+#endif
+    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 = xstrdup(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 = KdSaveString(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->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 = xstrdup(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");
+    }
+
+    if (!kdEvents)
+        kdEvents = (xEvent *)xcalloc(sizeof(xEvent), GetMaximumEventsNum());
+    if (!kdEvents)
+        FatalError("Couldn't allocate event buffer\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;
+}
+
+#ifndef NDEBUG
+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
+
+static void
+KdQueueEvent (DeviceIntPtr pDev, xEvent *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);
+}
+
+#define KILL_SEQUENCE     ((1L << KK_CONTROL)|(1L << KK_ALT)|(1L << KK_F8)|(1L << KK_F10))
+#define SPECIAL_SEQUENCE  ((1L << KK_CONTROL) | (1L << KK_ALT))
+#define SETKILLKEY(b)     (KdSpecialKeys |= (1L << (b)))
+#define CLEARKILLKEY(b)   (KdSpecialKeys &= ~(1L << (b)))
+
+CARD32	KdSpecialKeys = 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;
+
+static void
+KdCheckSpecialKeys(KdKeyboardInfo *ki, int type, int sym)
+{
+    if (!ki)
+        return;
+
+    /*
+     * Ignore key releases
+     */
+
+    if (type == KeyRelease)
+        return;
+
+    /* Some iPaq keyboard -> mouse button mapping used to be here, but I
+     * refuse to perpetuate this madness. -daniels */
+
+    /*
+     * Check for control/alt pressed
+     */
+    if ((ki->dixdev->key->state & (ControlMask|Mod1Mask)) !=
+	(ControlMask|Mod1Mask))
+	return;
+
+    /*
+     * Let OS function see keysym first
+     */
+    
+    if (kdOsFuncs->SpecialKey)
+	if ((*kdOsFuncs->SpecialKey) (sym))
+	    return;
+
+    /*
+     * Now check for backspace or delete; these signal the
+     * X server to terminate
+     *
+     * I can't believe it's not XKB. -daniels
+     */
+    switch (sym) {
+    case XK_BackSpace:
+    case XK_Delete:
+    case XK_KP_Delete:
+	/* 
+	 * Set the dispatch exception flag so the server will terminate the
+	 * next time through the dispatch loop.
+	 */
+	if (kdDontZap == FALSE)
+	    dispatchException |= DE_TERMINATE;
+	break;
+    }
+}
+
+/*
+ * kdEnqueueKeyboardEvent
+ *
+ * This function converts hardware keyboard event information into an X event
+ * and enqueues it using MI.  It wakes up the server before returning so that
+ * the event will be processed normally.
+ *
+ */
+
+static void
+KdHandleKeyboardEvent (KdKeyboardInfo *ki, int type, int key)
+{
+    int           byte;
+    CARD8         bit;
+    KdPointerInfo *pi;
+    
+    byte = key >> 3;
+    bit = 1 << (key & 7);
+
+    switch (type) {
+    case KeyPress:
+	ki->keyState[byte] |= bit;
+	break;
+    case KeyRelease:
+	ki->keyState[byte] &= ~bit;
+	break;
+    }
+
+    for (pi = kdPointers; pi; pi = pi->next)
+	KdRunMouseMachine (pi, keyboard, 0, 0, 0, 0, 0, 0);
+}
+
+void
+KdReleaseAllKeys (void)
+{
+    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 (IsKeyDown(ki, key)) {
+                KdHandleKeyboardEvent(ki, KeyRelease, key);
+                nEvents = GetKeyboardEvents(kdEvents, ki->dixdev, KeyRelease, key);
+                for (i = 0; i < nEvents; i++)
+                    KdQueueEvent (ki->dixdev, kdEvents + i);
+            }
+        }
+    }
+
+    KdUnblockSigio ();
+}
+
+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;
+            shouldBeSet = (keyc->state & LockMask) != 0;
+            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;
+	
+#ifdef XKB
+        if (noXkbExtension)
+#endif
+        {
+            KdCheckSpecialKeys(ki, type, key_code);
+            KdHandleKeyboardEvent(ki, type, key_code);
+	}
+	
+        nEvents = GetKeyboardEvents(kdEvents, ki->dixdev, type, key_code);
+        for (i = 0; i < nEvents; i++)
+            KdQueueEvent(ki->dixdev, kdEvents + i);
+    }
+    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;
+	    y = matrix[1][0] * rx + matrix[1][1] * ry;
+	}
+	else {
+	    x = rx;
+	    y = ry;
+	}
+    }
+    z = rz;
+
+    if (flags & KD_MOUSE_DELTA)
+    {
+        if (x || y || z)
+            dixflags = POINTER_RELATIVE | POINTER_ACCELERATE;
+    } else if ((pi->dixdev->valuator) && (x != pi->dixdev->valuator->lastx ||
+                                          y != pi->dixdev->valuator->lasty))
+            dixflags = POINTER_ABSOLUTE;
+
+    if (dixflags)
+        _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 };
+
+    /* TRUE from KdHandlePointerEvent, means 'we swallowed the event'. */
+    if (!force && KdHandlePointerEvent(pi, type, x, y, z, b, absrel))
+        return;
+
+    nEvents = GetPointerEvents(kdEvents, pi->dixdev, type, b, absrel, 0, 3,
+                               valuators);
+    for (i = 0; i < nEvents; i++)
+        KdQueueEvent(pi->dixdev, kdEvents + i);
+}
+
+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 (ScreenPtr pScreen, int x, int y)
+{
+    KdBlockSigio ();
+    KdCurScreen = pScreen->myNum;
+    miPointerWarpCursor (pScreen, x, y);
+    KdUnblockSigio ();
+}
+
+miPointerScreenFuncRec kdPointerScreenFuncs = 
+{
+    KdCursorOffScreen,
+    KdCrossScreen,
+    KdWarpCursor
+};
+
+void
+ProcessInputEvents ()
+{
+    mieqProcessInputEvents();
+    miPointerUpdate();
+    if (kdSwitchPending)
+	KdProcessSwitch ();
+    KdCheckLock ();
+}
+
+/* FIXME use XSECURITY to work out whether the client should be allowed to
+ * open and close. */
+void
+OpenInputDevice(DeviceIntPtr pDev, ClientPtr client, int *status)
+{
+    if (!pDev)
+        *status = BadDevice;
+    else
+        *status = Success;
+}
+
+void
+CloseInputDevice(DeviceIntPtr pDev, ClientPtr client)
+{
+    return;
+}
+
+/* We initialise all input devices at startup. */
+void
+AddOtherInputDevices(void)
+{
+    return;
+}
+
+/* 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:
+    case DEVICE_ENABLE:
+        return Success;
+
+    default:
+        return BadMatch;
+    }
+
+    /* NOTREACHED */
+    return BadImplementation;
+}
+
+int
+NewInputDeviceRequest(InputOption *options, 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;
+            }
+        }
+    }
+
+    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 = KdSaveString(option->value);
+            else if (ki && option->value)
+                ki->path = KdSaveString(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) != Success ||
+            EnableDevice(pi->dixdev) != TRUE) {
+            ErrorF("couldn't add or enable pointer\n");
+            return BadImplementation;
+        }
+    }
+    else if (ki) {
+        if (KdAddKeyboard(ki) != Success ||
+            ActivateDevice(ki->dixdev) != Success ||
+            EnableDevice(ki->dixdev) != 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);
+}