Imported nx-X11-3.1.0-1.tar.gznx-X11/3.1.0-1

Summary: Imported nx-X11-3.1.0-1.tar.gz
Keywords:

Imported nx-X11-3.1.0-1.tar.gz
into Git repository

1 files changed, 1298 insertions, 0 deletions

diff --git a/nx-X11/programs/Xserver/hw/dmx/input/dmxinputinit.c b/nx-X11/programs/Xserver/hw/dmx/input/dmxinputinit.c
new file mode 100644
index 000000000..5332dccd9
--- /dev/null
+++ b/nx-X11/programs/Xserver/hw/dmx/input/dmxinputinit.c
@@ -0,0 +1,1298 @@
+/* $XFree86$ */
+/*
+ * Copyright 2002-2003 Red Hat Inc., Durham, North Carolina.
+ *
+ * All Rights Reserved.
+ *
+ * Permission is hereby granted, free of charge, to any person obtaining
+ * a copy of this software and associated documentation files (the
+ * "Software"), to deal in the Software without restriction, including
+ * without limitation on the rights to use, copy, modify, merge,
+ * publish, distribute, sublicense, and/or sell copies of the Software,
+ * and to permit persons to whom the Software is furnished to do so,
+ * subject to the following conditions:
+ *
+ * The above copyright notice and this permission notice (including the
+ * next paragraph) shall be included in all copies or substantial
+ * portions of the Software.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
+ * EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
+ * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
+ * NON-INFRINGEMENT.  IN NO EVENT SHALL RED HAT AND/OR THEIR SUPPLIERS
+ * BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN
+ * ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN
+ * CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
+ * SOFTWARE.
+ */
+
+/*
+ * Authors:
+ *   Rickard E. (Rik) Faith <faith@redhat.com>
+ *
+ */
+
+/** \file
+ * This file provides generic input support.  Functions here set up
+ * input and lead to the calling of low-level device drivers for
+ * input. */
+
+#ifdef HAVE_DMX_CONFIG_H
+#include <dmx-config.h>
+#endif
+
+#define DMX_WINDOW_DEBUG 0
+
+#include "dmxinputinit.h"
+#include "dmxextension.h"       /* For dmxInputCount */
+
+#include "dmxdummy.h"
+#include "dmxbackend.h"
+#include "dmxconsole.h"
+#include "dmxcommon.h"
+#include "dmxevents.h"
+#include "dmxmotion.h"
+#include "dmxeq.h"
+#include "dmxprop.h"
+#include "config/dmxconfig.h"
+#include "dmxcursor.h"
+
+#include "lnx-keyboard.h"
+#include "lnx-ms.h"
+#include "lnx-ps2.h"
+#include "usb-keyboard.h"
+#include "usb-mouse.h"
+#include "usb-other.h"
+#include "usb-common.h"
+
+#include "dmxsigio.h"
+#include "dmxarg.h"
+
+#include "inputstr.h"
+#include "input.h"
+#include "mipointer.h"
+#include "windowstr.h"
+
+#ifdef XINPUT
+#include <X11/extensions/XI.h>
+#include <X11/extensions/XIproto.h>
+#include "exevents.h"
+#define EXTENSION_PROC_ARGS void *
+#include "extinit.h"
+#endif
+
+/* From XI.h */
+#ifndef Relative
+#define Relative 0
+#endif
+#ifndef Absolute
+#define Absolute 1
+#endif
+
+DMXLocalInputInfoPtr dmxLocalCorePointer, dmxLocalCoreKeyboard;
+
+static DMXLocalInputInfoRec DMXDummyMou = {
+    "dummy-mou", DMX_LOCAL_MOUSE, DMX_LOCAL_TYPE_LOCAL, 1,
+    NULL, NULL, NULL, NULL, NULL, dmxDummyMouGetInfo
+};
+
+static DMXLocalInputInfoRec DMXDummyKbd = {
+    "dummy-kbd", DMX_LOCAL_KEYBOARD, DMX_LOCAL_TYPE_LOCAL, 1,
+    NULL, NULL, NULL, NULL, NULL, dmxDummyKbdGetInfo
+};
+
+static DMXLocalInputInfoRec DMXBackendMou = {
+    "backend-mou", DMX_LOCAL_MOUSE, DMX_LOCAL_TYPE_BACKEND, 2,
+    dmxBackendCreatePrivate, dmxBackendDestroyPrivate,
+    dmxBackendInit, NULL, dmxBackendLateReInit, dmxBackendMouGetInfo,
+    dmxCommonMouOn, dmxCommonMouOff, dmxBackendUpdatePosition,
+    NULL, NULL, NULL,
+    dmxBackendCollectEvents, dmxBackendProcessInput, dmxBackendFunctions, NULL,
+    dmxCommonMouCtrl
+};
+
+static DMXLocalInputInfoRec DMXBackendKbd = {
+    "backend-kbd", DMX_LOCAL_KEYBOARD, DMX_LOCAL_TYPE_BACKEND,
+    1, /* With backend-mou or console-mou */
+    dmxCommonCopyPrivate, NULL,
+    dmxBackendInit, NULL, NULL, dmxBackendKbdGetInfo,
+    dmxCommonKbdOn, dmxCommonKbdOff, NULL,
+    NULL, NULL, NULL,
+    NULL, NULL, NULL, NULL,
+    NULL, dmxCommonKbdCtrl, dmxCommonKbdBell
+};
+
+static DMXLocalInputInfoRec DMXConsoleMou = {
+    "console-mou", DMX_LOCAL_MOUSE, DMX_LOCAL_TYPE_CONSOLE, 2,
+    dmxConsoleCreatePrivate, dmxConsoleDestroyPrivate,
+    dmxConsoleInit, dmxConsoleReInit, NULL, dmxConsoleMouGetInfo,
+    dmxCommonMouOn, dmxCommonMouOff, dmxConsoleUpdatePosition,
+    NULL, NULL, NULL,
+    dmxConsoleCollectEvents, NULL, dmxConsoleFunctions, dmxConsoleUpdateInfo,
+    dmxCommonMouCtrl
+};
+
+static DMXLocalInputInfoRec DMXConsoleKbd = {
+    "console-kbd", DMX_LOCAL_KEYBOARD, DMX_LOCAL_TYPE_CONSOLE,
+    1, /* With backend-mou or console-mou */
+    dmxCommonCopyPrivate, NULL,
+    dmxConsoleInit, dmxConsoleReInit, NULL, dmxConsoleKbdGetInfo,
+    dmxCommonKbdOn, dmxCommonKbdOff, NULL,
+    NULL, NULL, NULL,
+    NULL, NULL, NULL, NULL,
+    NULL, dmxCommonKbdCtrl, dmxCommonKbdBell
+};
+
+static DMXLocalInputInfoRec DMXCommonOth = {
+    "common-oth", DMX_LOCAL_OTHER, DMX_LOCAL_TYPE_COMMON, 1,
+    dmxCommonCopyPrivate, NULL,
+    NULL, NULL, NULL, dmxCommonOthGetInfo,
+    dmxCommonOthOn, dmxCommonOthOff
+};
+
+
+static DMXLocalInputInfoRec DMXLocalDevices[] = {
+                                /* Dummy drivers that can compile on any OS */
+#ifdef __linux__
+                                /* Linux-specific drivers */
+    {
+        "kbd", DMX_LOCAL_KEYBOARD, DMX_LOCAL_TYPE_LOCAL, 1,
+        kbdLinuxCreatePrivate, kbdLinuxDestroyPrivate,
+        kbdLinuxInit, NULL, NULL, kbdLinuxGetInfo,
+        kbdLinuxOn, kbdLinuxOff, NULL,
+        kbdLinuxVTPreSwitch, kbdLinuxVTPostSwitch, kbdLinuxVTSwitch,
+        kbdLinuxRead, NULL, NULL, NULL,
+        NULL, kbdLinuxCtrl, kbdLinuxBell
+    },
+    {
+        "ms", DMX_LOCAL_MOUSE, DMX_LOCAL_TYPE_LOCAL, 1,
+        msLinuxCreatePrivate, msLinuxDestroyPrivate,
+        msLinuxInit, NULL, NULL, msLinuxGetInfo,
+        msLinuxOn, msLinuxOff, NULL,
+        msLinuxVTPreSwitch, msLinuxVTPostSwitch, NULL,
+        msLinuxRead
+    },
+    {
+        "ps2", DMX_LOCAL_MOUSE, DMX_LOCAL_TYPE_LOCAL, 1,
+        ps2LinuxCreatePrivate, ps2LinuxDestroyPrivate,
+        ps2LinuxInit, NULL, NULL, ps2LinuxGetInfo,
+        ps2LinuxOn, ps2LinuxOff, NULL,
+        ps2LinuxVTPreSwitch, ps2LinuxVTPostSwitch, NULL,
+        ps2LinuxRead
+    },
+#endif
+#ifdef __linux__
+                                /* USB drivers, currently only for
+                                   Linux, but relatively easy to port to
+                                   other OSs */
+    {
+        "usb-kbd", DMX_LOCAL_KEYBOARD, DMX_LOCAL_TYPE_LOCAL, 1,
+        usbCreatePrivate, usbDestroyPrivate,
+        kbdUSBInit, NULL, NULL, kbdUSBGetInfo,
+        kbdUSBOn, usbOff, NULL,
+        NULL, NULL, NULL,
+        kbdUSBRead, NULL, NULL, NULL,
+        NULL, kbdUSBCtrl
+    },
+    {
+        "usb-mou", DMX_LOCAL_MOUSE, DMX_LOCAL_TYPE_LOCAL, 1,
+        usbCreatePrivate, usbDestroyPrivate,
+        mouUSBInit, NULL, NULL, mouUSBGetInfo,
+        mouUSBOn, usbOff, NULL,
+        NULL, NULL, NULL,
+        mouUSBRead
+    },
+    {
+        "usb-oth", DMX_LOCAL_OTHER, DMX_LOCAL_TYPE_LOCAL, 1,
+        usbCreatePrivate, usbDestroyPrivate,
+        othUSBInit, NULL, NULL, othUSBGetInfo,
+        othUSBOn, usbOff, NULL,
+        NULL, NULL, NULL,
+        othUSBRead
+    },
+#endif
+    {
+        "dummy-mou", DMX_LOCAL_MOUSE, DMX_LOCAL_TYPE_LOCAL, 1,
+        NULL, NULL, NULL, NULL, NULL, dmxDummyMouGetInfo
+    },
+    {
+        "dummy-kbd", DMX_LOCAL_KEYBOARD, DMX_LOCAL_TYPE_LOCAL, 1,
+        NULL, NULL, NULL, NULL, NULL, dmxDummyKbdGetInfo
+    },
+    { NULL }                    /* Must be last */
+};
+
+static void _dmxChangePointerControl(DMXLocalInputInfoPtr dmxLocal,
+                                     PtrCtrl *ctrl)
+{
+    if (!dmxLocal) return;
+    dmxLocal->mctrl = *ctrl;
+    if (dmxLocal->mCtrl) dmxLocal->mCtrl(&dmxLocal->pDevice->public, ctrl);
+}
+
+/** Change the pointer control information for the \a pDevice.  If the
+ * device sends core events, then also change the control information
+ * for all of the pointer devices that send core events. */
+void dmxChangePointerControl(DeviceIntPtr pDevice, PtrCtrl *ctrl)
+{
+    GETDMXLOCALFROMPDEVICE;
+    int i, j;
+
+    if (dmxLocal->sendsCore) {       /* Do for all core devices */
+        for (i = 0; i < dmxNumInputs; i++) {
+            DMXInputInfo *dmxInput = &dmxInputs[i];
+            if (dmxInput->detached) continue;
+            for (j = 0; j < dmxInput->numDevs; j++)
+                if (dmxInput->devs[j]->sendsCore)
+                    _dmxChangePointerControl(dmxInput->devs[j], ctrl);
+        }
+    } else {                    /* Do for this device only */
+        _dmxChangePointerControl(dmxLocal, ctrl);
+    }
+}
+
+static void _dmxKeyboardKbdCtrlProc(DMXLocalInputInfoPtr dmxLocal,
+                                    KeybdCtrl *ctrl)
+{
+    dmxLocal->kctrl = *ctrl;
+    if (dmxLocal->kCtrl) {
+        dmxLocal->kCtrl(&dmxLocal->pDevice->public, ctrl);
+#ifdef XKB
+        if (!noXkbExtension && dmxLocal->pDevice->kbdfeed) {
+            XkbEventCauseRec cause;
+            XkbSetCauseUnknown(&cause);
+            /* Generate XKB events, as necessary */
+            XkbUpdateIndicators(dmxLocal->pDevice, XkbAllIndicatorsMask, False,
+                                NULL, &cause);
+        }
+#endif
+    }
+}
+
+
+/** Change the keyboard control information for the \a pDevice.  If the
+ * device sends core events, then also change the control information
+ * for all of the keyboard devices that send core events. */
+void dmxKeyboardKbdCtrlProc(DeviceIntPtr pDevice, KeybdCtrl *ctrl)
+{
+    GETDMXLOCALFROMPDEVICE;
+    int i, j;
+
+    if (dmxLocal->sendsCore) {       /* Do for all core devices */
+        for (i = 0; i < dmxNumInputs; i++) {
+            DMXInputInfo *dmxInput = &dmxInputs[i];
+            if (dmxInput->detached) continue;
+            for (j = 0; j < dmxInput->numDevs; j++)
+                if (dmxInput->devs[j]->sendsCore)
+                    _dmxKeyboardKbdCtrlProc(dmxInput->devs[j], ctrl);
+        }
+    } else {                    /* Do for this device only */
+        _dmxKeyboardKbdCtrlProc(dmxLocal, ctrl);
+    }
+}
+
+static void _dmxKeyboardBellProc(DMXLocalInputInfoPtr dmxLocal, int percent)
+{
+    if (dmxLocal->kBell) dmxLocal->kBell(&dmxLocal->pDevice->public,
+                                         percent,
+                                         dmxLocal->kctrl.bell,
+                                         dmxLocal->kctrl.bell_pitch,
+                                         dmxLocal->kctrl.bell_duration);
+}
+
+/** Sound the bell on the device.  If the device send core events, then
+ * sound the bell on all of the devices that send core events. */
+void dmxKeyboardBellProc(int percent, DeviceIntPtr pDevice,
+                         pointer ctrl, int unknown)
+{
+    GETDMXLOCALFROMPDEVICE;
+    int i, j;
+
+    if (dmxLocal->sendsCore) {       /* Do for all core devices */
+        for (i = 0; i < dmxNumInputs; i++) {
+            DMXInputInfo *dmxInput = &dmxInputs[i];
+            if (dmxInput->detached) continue;
+            for (j = 0; j < dmxInput->numDevs; j++)
+                if (dmxInput->devs[j]->sendsCore)
+                    _dmxKeyboardBellProc(dmxInput->devs[j], percent);
+        }
+    } else {                    /* Do for this device only */
+        _dmxKeyboardBellProc(dmxLocal, percent);
+    }
+}
+
+#ifdef XKB
+static void dmxKeyboardFreeNames(XkbComponentNamesPtr names)
+{
+    if (names->keymap)   XFree(names->keymap);
+    if (names->keycodes) XFree(names->keycodes);
+    if (names->types)    XFree(names->types);
+    if (names->compat)   XFree(names->compat);
+    if (names->symbols)  XFree(names->symbols);
+    if (names->geometry) XFree(names->geometry);
+}
+#endif
+
+
+static int dmxKeyboardOn(DeviceIntPtr pDevice, DMXLocalInitInfo *info)
+{
+#ifdef XKB
+    GETDMXINPUTFROMPDEVICE;
+#else
+    DevicePtr pDev = &pDevice->public;
+#endif
+
+#ifdef XKB
+    if (noXkbExtension) {
+#endif
+        if (!InitKeyboardDeviceStruct(pDev, &info->keySyms, info->modMap,
+                                      dmxKeyboardBellProc,
+                                      dmxKeyboardKbdCtrlProc))
+            return BadImplementation;
+#ifdef XKB
+    } else {
+        XkbSetRulesDflts(dmxConfigGetXkbRules(),
+                         dmxConfigGetXkbModel(),
+                         dmxConfigGetXkbLayout(),
+                         dmxConfigGetXkbVariant(),
+                         dmxConfigGetXkbOptions());
+        if (XkbInitialMap) {    /* Set with -xkbmap */
+            dmxLogInput(dmxInput,
+                        "XKEYBOARD: From command line: %s\n", XkbInitialMap);
+            if ((info->names.keymap = strchr(XkbInitialMap, '/')))
+                ++info->names.keymap;
+            else
+                info->names.keymap = XkbInitialMap;
+            info->names.keycodes   = NULL;
+            info->names.types      = NULL;
+            info->names.compat     = NULL;
+            info->names.symbols    = NULL;
+            info->names.geometry   = NULL;
+        } else {
+            if (!info->force && (dmxInput->keycodes
+                                 || dmxInput->symbols
+                                 || dmxInput->geometry)) {
+                if (info->freenames) dmxKeyboardFreeNames(&info->names);
+                info->freenames      = 0;
+                info->names.keycodes = dmxInput->keycodes;
+                info->names.types    = NULL;
+                info->names.compat   = NULL;
+                info->names.symbols  = dmxInput->symbols;
+                info->names.geometry = dmxInput->geometry;
+                
+                dmxLogInput(dmxInput, "XKEYBOARD: From command line: %s",
+                            info->names.keycodes);
+                if (info->names.symbols && *info->names.symbols)
+                    dmxLogInputCont(dmxInput, " %s", info->names.symbols);
+                if (info->names.geometry && *info->names.geometry)
+                    dmxLogInputCont(dmxInput, " %s", info->names.geometry);
+                dmxLogInputCont(dmxInput, "\n");
+            } else if (info->names.keycodes) {
+                dmxLogInput(dmxInput, "XKEYBOARD: From device: %s",
+                            info->names.keycodes);
+                if (info->names.symbols && *info->names.symbols)
+                    dmxLogInputCont(dmxInput, " %s", info->names.symbols);
+                if (info->names.geometry && *info->names.geometry)
+                    dmxLogInputCont(dmxInput, " %s", info->names.geometry);
+                dmxLogInputCont(dmxInput, "\n");
+            } else {
+                dmxLogInput(dmxInput, "XKEYBOARD: Defaults: %s %s %s %s %s\n",
+                            dmxConfigGetXkbRules(),
+                            dmxConfigGetXkbLayout(),
+                            dmxConfigGetXkbModel(),
+                            dmxConfigGetXkbVariant()
+                            ? dmxConfigGetXkbVariant() : "",
+                            dmxConfigGetXkbOptions()
+                            ? dmxConfigGetXkbOptions() : "");
+            }
+        }
+        XkbInitKeyboardDeviceStruct(pDevice,
+                                    &info->names,
+                                    &info->keySyms,
+                                    info->modMap,
+                                    dmxKeyboardBellProc,
+                                    dmxKeyboardKbdCtrlProc);
+    }
+    if (info->freenames) dmxKeyboardFreeNames(&info->names);
+#endif
+
+    return Success;
+}
+
+    
+static int dmxDeviceOnOff(DeviceIntPtr pDevice, int what)
+{
+    GETDMXINPUTFROMPDEVICE;
+    int              fd;
+    DMXLocalInitInfo info;
+#ifdef XINPUT
+    int              i;
+#endif
+    
+    if (!dmxLocal) return BadImplementation;
+    if (dmxInput->detached) return Success;
+
+    memset(&info, 0, sizeof(info));
+    switch (what) {
+    case DEVICE_INIT:
+        if (dmxLocal->init) dmxLocal->init(pDev);
+        if (dmxLocal->get_info) dmxLocal->get_info(pDev, &info);
+        if (info.keyboard) {    /* XKEYBOARD makes this a special case */
+            dmxKeyboardOn(pDevice, &info);
+            break;
+        }
+        if (info.keyClass) {
+            InitKeyClassDeviceStruct(pDevice, &info.keySyms, info.modMap);
+        }
+        if (info.buttonClass) {
+            InitButtonClassDeviceStruct(pDevice, info.numButtons, info.map);
+        }
+        if (info.valuatorClass) {
+            if (info.numRelAxes && dmxLocal->sendsCore) {
+                InitValuatorClassDeviceStruct(pDevice, info.numRelAxes,
+                                              miPointerGetMotionEvents,
+                                              miPointerGetMotionBufferSize(),
+                                              Relative);
+#ifdef XINPUT
+                for (i = 0; i < info.numRelAxes; i++)
+                    InitValuatorAxisStruct(pDevice, i, info.minval[0],
+                                           info.maxval[0], info.res[0],
+                                           info.minres[0], info.maxres[0]);
+#endif
+            } else if (info.numRelAxes) {
+                InitValuatorClassDeviceStruct(pDevice, info.numRelAxes,
+                                              dmxPointerGetMotionEvents,
+                                              dmxPointerGetMotionBufferSize(),
+                                              Relative);
+#ifdef XINPUT
+                for (i = 0; i < info.numRelAxes; i++)
+                    InitValuatorAxisStruct(pDevice, i, info.minval[0],
+                                           info.maxval[0], info.res[0],
+                                           info.minres[0], info.maxres[0]);
+#endif
+            } else if (info.numAbsAxes) {
+                InitValuatorClassDeviceStruct(pDevice, info.numAbsAxes,
+                                              dmxPointerGetMotionEvents,
+                                              dmxPointerGetMotionBufferSize(),
+                                              Absolute);
+#ifdef XINPUT
+                for (i = 0; i < info.numAbsAxes; i++)
+                    InitValuatorAxisStruct(pDevice, i+info.numRelAxes,
+                                           info.minval[i+1], info.maxval[i+1],
+                                           info.res[i+1], info.minres[i+1],
+                                           info.maxres[i+1]);
+#endif
+            }
+        }
+        if (info.focusClass)       InitFocusClassDeviceStruct(pDevice);
+#ifdef XINPUT
+        if (info.proximityClass)   InitProximityClassDeviceStruct(pDevice);
+#endif
+        if (info.ptrFeedbackClass)
+            InitPtrFeedbackClassDeviceStruct(pDevice, dmxChangePointerControl);
+        if (info.kbdFeedbackClass)
+            InitKbdFeedbackClassDeviceStruct(pDevice, dmxKeyboardBellProc,
+                                             dmxKeyboardKbdCtrlProc);
+        if (info.intFeedbackClass || info.strFeedbackClass)
+            dmxLog(dmxWarning,
+                   "Integer and string feedback not supported for %s\n",
+                   pDevice->name);
+        if (!info.keyboard && (info.ledFeedbackClass || info.belFeedbackClass))
+            dmxLog(dmxWarning,
+                   "Led and bel feedback not supported for non-keyboard %s\n",
+                   pDevice->name);
+        break;
+    case DEVICE_ON:
+        if (!pDev->on) {
+            if (dmxLocal->on && (fd = dmxLocal->on(pDev)) >= 0)
+                dmxSigioRegister(dmxInput, fd);
+            pDev->on = TRUE;
+        }
+        break;
+    case DEVICE_OFF:
+    case DEVICE_CLOSE:
+            /* This can get called twice consecutively: once for a
+             * detached screen (DEVICE_OFF), and then again at server
+             * generation time (DEVICE_CLOSE). */
+        if (pDev->on) {
+            dmxSigioUnregister(dmxInput);
+            if (dmxLocal->off) dmxLocal->off(pDev);
+            pDev->on = FALSE;
+        }
+        break;
+    }
+    if (info.keySyms.map && info.freemap) {
+        XFree(info.keySyms.map);
+        info.keySyms.map = NULL;
+    }
+#ifdef XKB
+    if (info.xkb) XkbFreeKeyboard(info.xkb, 0, True);
+#endif
+    return Success;
+}
+
+static void dmxProcessInputEvents(DMXInputInfo *dmxInput)
+{
+    int i;
+
+    dmxeqProcessInputEvents();
+    miPointerUpdate();
+    if (dmxInput->detached) return;
+    for (i = 0; i < dmxInput->numDevs; i += dmxInput->devs[i]->binding)
+        if (dmxInput->devs[i]->process_input)
+            dmxInput->devs[i]->process_input(dmxInput->devs[i]->private);
+}
+
+static void dmxUpdateWindowInformation(DMXInputInfo *dmxInput,
+                                       DMXUpdateType type,
+                                       WindowPtr pWindow)
+{
+    int i;
+
+#ifdef PANORAMIX
+    if (!noPanoramiXExtension && pWindow && pWindow->parent != WindowTable[0])
+        return;
+#endif
+#if DMX_WINDOW_DEBUG
+    {
+        const char *name = "Unknown";
+        switch (type) {
+        case DMX_UPDATE_REALIZE:            name = "Realize";         break;
+        case DMX_UPDATE_UNREALIZE:          name = "Unrealize";       break;
+        case DMX_UPDATE_RESTACK:            name = "Restack";         break;
+        case DMX_UPDATE_COPY:               name = "Copy";            break;
+        case DMX_UPDATE_RESIZE:             name = "Resize";          break;
+        case DMX_UPDATE_REPARENT:           name = "Repaint";         break;
+        }
+        dmxLog(dmxDebug, "Window %p changed: %s\n", pWindow, name);
+    }
+#endif
+
+    if (dmxInput->detached) return;
+    for (i = 0; i < dmxInput->numDevs; i += dmxInput->devs[i]->binding)
+        if (dmxInput->devs[i]->update_info)
+            dmxInput->devs[i]->update_info(dmxInput->devs[i]->private,
+                                           type, pWindow);
+}
+
+static void dmxCollectAll(DMXInputInfo *dmxInput)
+{
+    int i;
+
+    if (dmxInput->detached) return;
+    for (i = 0; i < dmxInput->numDevs; i += dmxInput->devs[i]->binding)
+        if (dmxInput->devs[i]->collect_events)
+            dmxInput->devs[i]->collect_events(&dmxInput->devs[i]
+                                              ->pDevice->public,
+                                              dmxMotion,
+                                              dmxEnqueue,
+                                              dmxCheckSpecialKeys, DMX_BLOCK);
+}
+
+static void dmxBlockHandler(pointer blockData, OSTimePtr pTimeout,
+                            pointer pReadMask)
+{
+    DMXInputInfo    *dmxInput = &dmxInputs[(int)blockData];
+    static unsigned long generation = 0;
+    
+    if (generation != serverGeneration) {
+        generation = serverGeneration;
+        dmxCollectAll(dmxInput);
+    }
+}
+
+static void dmxSwitchReturn(pointer p)
+{
+    DMXInputInfo *dmxInput = p;
+    int          i;
+    
+    dmxLog(dmxInfo, "Returning from VT %d\n", dmxInput->vt_switched);
+
+    if (!dmxInput->vt_switched)
+        dmxLog(dmxFatal, "dmxSwitchReturn called, but not switched\n");
+    dmxSigioEnableInput();
+    for (i = 0; i < dmxInput->numDevs; i++)
+        if (dmxInput->devs[i]->vt_post_switch)
+            dmxInput->devs[i]->vt_post_switch(dmxInput->devs[i]->private);
+    dmxInput->vt_switched = 0;
+}
+
+static void dmxWakeupHandler(pointer blockData, int result, pointer pReadMask)
+{
+    DMXInputInfo *dmxInput = &dmxInputs[(int)blockData];
+    int          i;
+
+    if (dmxInput->vt_switch_pending) {
+        dmxLog(dmxInfo, "Switching to VT %d\n", dmxInput->vt_switch_pending);
+        for (i = 0; i < dmxInput->numDevs; i++)
+            if (dmxInput->devs[i]->vt_pre_switch)
+                dmxInput->devs[i]->vt_pre_switch(dmxInput->devs[i]->private);
+        dmxInput->vt_switched       = dmxInput->vt_switch_pending;
+        dmxInput->vt_switch_pending = 0;
+        for (i = 0; i < dmxInput->numDevs; i++) {
+            if (dmxInput->devs[i]->vt_switch) {
+                dmxSigioDisableInput();
+                if (!dmxInput->devs[i]->vt_switch(dmxInput->devs[i]->private,
+                                                  dmxInput->vt_switched,
+                                                  dmxSwitchReturn,
+                                                  dmxInput))
+                    dmxSwitchReturn(dmxInput);
+                break;          /* Only call one vt_switch routine */
+            }
+        }
+    }
+    dmxCollectAll(dmxInput);
+}
+
+static char *dmxMakeUniqueDeviceName(DMXLocalInputInfoPtr dmxLocal)
+{
+    static int           k = 0;
+    static int           m = 0;
+    static int           o = 0;
+    static unsigned long dmxGeneration = 0;
+#define LEN  32
+    char *               buf = xalloc(LEN);
+
+    if (dmxGeneration != serverGeneration) {
+        k = m = o     = 0;
+        dmxGeneration = serverGeneration;
+    }
+
+    switch (dmxLocal->type) {
+    case DMX_LOCAL_KEYBOARD: XmuSnprintf(buf, LEN, "Keyboard%d", k++); break;
+    case DMX_LOCAL_MOUSE:    XmuSnprintf(buf, LEN, "Mouse%d", m++);    break;
+    default:                 XmuSnprintf(buf, LEN, "Other%d", o++);    break;
+    }
+
+    return buf;
+}
+
+static DeviceIntPtr dmxAddDevice(DMXLocalInputInfoPtr dmxLocal)
+{
+    DeviceIntPtr pDevice;
+    Atom         atom;
+    const char   *name = NULL;
+    void         (*registerProcPtr)(DeviceIntPtr)   = NULL;
+    char         *devname;
+    DMXInputInfo *dmxInput;
+
+    if (!dmxLocal) return NULL;
+    dmxInput = &dmxInputs[dmxLocal->inputIdx];
+
+    if (dmxLocal->sendsCore) {
+        if (dmxLocal->type == DMX_LOCAL_KEYBOARD && !dmxLocalCoreKeyboard) {
+            dmxLocal->isCore     = 1;
+            dmxLocalCoreKeyboard = dmxLocal;
+            name                 = "keyboard";
+            registerProcPtr      = _RegisterKeyboardDevice;
+        }
+        if (dmxLocal->type == DMX_LOCAL_MOUSE && !dmxLocalCorePointer) {
+            dmxLocal->isCore     = 1;
+            dmxLocalCorePointer  = dmxLocal;
+            name                 = "pointer";
+            registerProcPtr      = _RegisterPointerDevice;
+        }
+    }
+
+#ifdef XINPUT
+    if (!name) {
+        name            = "extension";
+        registerProcPtr = RegisterOtherDevice;
+    }
+#else
+    if (!name)
+        dmxLog(dmxFatal,
+               "Server not build with XINPUT support (cannot add %s)\n",
+               dmxLocal->name);
+#endif
+
+    if (!name || !registerProcPtr)
+        dmxLog(dmxFatal, "Cannot add device %s\n", dmxLocal->name);
+
+    pDevice                       = AddInputDevice(dmxDeviceOnOff, TRUE);
+    if (!pDevice) {
+        dmxLog(dmxError, "Too many devices -- cannot add device %s\n",
+               dmxLocal->name);
+        return NULL;
+    }
+    pDevice->public.devicePrivate = dmxLocal;
+    dmxLocal->pDevice             = pDevice;
+
+    devname       = dmxMakeUniqueDeviceName(dmxLocal);
+    atom          = MakeAtom((char *)devname, strlen(devname), TRUE);
+    pDevice->type = atom;
+    pDevice->name = devname;
+
+    registerProcPtr(pDevice);
+
+    if (dmxLocal->isCore && dmxLocal->type == DMX_LOCAL_MOUSE)
+        miRegisterPointerDevice(screenInfo.screens[0], pDevice);
+
+    if (dmxLocal->create_private)
+        dmxLocal->private = dmxLocal->create_private(pDevice);
+
+    dmxLogInput(dmxInput, "Added %s as %s device called %s%s\n",
+                dmxLocal->name, name, devname,
+                dmxLocal->isCore
+                ? " [core]"
+                : (dmxLocal->sendsCore
+                   ? " [sends core events]"
+                   : ""));
+
+    return pDevice;
+}
+
+static DMXLocalInputInfoPtr dmxLookupLocal(const char *name)
+{
+    DMXLocalInputInfoPtr pt;
+    
+    for (pt = &DMXLocalDevices[0]; pt->name; ++pt)
+        if (!strcmp(pt->name, name)) return pt; /* search for device name */
+    return NULL;
+}
+
+/** Copy the local input information from \a s into a new \a devs slot
+ * in \a dmxInput. */
+DMXLocalInputInfoPtr dmxInputCopyLocal(DMXInputInfo *dmxInput,
+                                       DMXLocalInputInfoPtr s)
+{
+    DMXLocalInputInfoPtr dmxLocal = xalloc(sizeof(*dmxLocal));
+    
+    if (!dmxLocal)
+        dmxLog(dmxFatal, "DMXLocalInputInfoPtr: out of memory\n");
+
+    memcpy(dmxLocal, s, sizeof(*dmxLocal));
+    dmxLocal->inputIdx       = dmxInput->inputIdx;
+    dmxLocal->sendsCore      = dmxInput->core;
+    dmxLocal->savedSendsCore = dmxInput->core;
+    dmxLocal->deviceId       = -1;
+
+    ++dmxInput->numDevs;
+    dmxInput->devs = xrealloc(dmxInput->devs,
+                              dmxInput->numDevs * sizeof(*dmxInput->devs));
+    dmxInput->devs[dmxInput->numDevs-1] = dmxLocal;
+    
+    return dmxLocal;
+}
+
+static void dmxPopulateLocal(DMXInputInfo *dmxInput, dmxArg a)
+{
+    int                  i;
+    int                  help = 0;
+    DMXLocalInputInfoRec *pt;
+
+    for (i = 1; i < dmxArgC(a); i++) {
+        const char *name = dmxArgV(a, i);
+        if ((pt = dmxLookupLocal(name))) {
+            dmxInputCopyLocal(dmxInput, pt);
+        } else {
+            if (strlen(name))
+                dmxLog(dmxWarning,
+                       "Could not find a driver called %s\n", name);
+            ++help;
+        }
+    }
+    if (help) {
+        dmxLog(dmxInfo, "Available local device drivers:\n");
+        for (pt = &DMXLocalDevices[0]; pt->name; ++pt) {
+            const char *type;
+            switch (pt->type) {
+            case DMX_LOCAL_KEYBOARD: type = "keyboard"; break;
+            case DMX_LOCAL_MOUSE:    type = "pointer";  break;
+            default:                 type = "unknown";  break;
+            }
+            dmxLog(dmxInfo, "   %s (%s)\n", pt->name, type);
+        }
+        dmxLog(dmxFatal, "Must have valid local device driver\n");
+    }
+}
+
+int dmxInputExtensionErrorHandler(Display *dsp, char *name, char *reason)
+{
+    return 0;
+}
+
+static void dmxInputScanForExtensions(DMXInputInfo *dmxInput, int doXI)
+{
+    XExtensionVersion    *ext;
+    XDeviceInfo          *devices;
+    Display              *display;
+    int                  num;
+    int                  i, j;
+    DMXLocalInputInfoPtr dmxLocal;
+    int                  (*handler)(Display *, char *, char *);
+
+    if (!(display = XOpenDisplay(dmxInput->name))) return;
+    
+    /* Print out information about the XInput Extension. */
+    handler = XSetExtensionErrorHandler(dmxInputExtensionErrorHandler);
+    ext     = XGetExtensionVersion(display, INAME);
+    XSetExtensionErrorHandler(handler);
+    
+    if (!ext || ext == (XExtensionVersion *)NoSuchExtension) {
+        dmxLogInput(dmxInput, "%s is not available\n", INAME);
+    } else {
+        dmxLogInput(dmxInput, "Locating devices on %s (%s version %d.%d)\n",
+                    dmxInput->name, INAME,
+                    ext->major_version, ext->minor_version);
+        devices = XListInputDevices(display, &num);
+
+        XFree(ext);
+        ext = NULL;
+
+                                /* Print a list of all devices */
+        for (i = 0; i < num; i++) {
+            const char *use = "Unknown";
+            switch (devices[i].use) {
+            case IsXPointer:         use = "XPointer";         break;
+            case IsXKeyboard:        use = "XKeyboard";        break;
+            case IsXExtensionDevice: use = "XExtensionDevice"; break;
+            }
+            dmxLogInput(dmxInput, "  %2d %-10.10s %-16.16s\n",
+                        devices[i].id,
+                        devices[i].name ? devices[i].name : "",
+                        use);
+        }
+
+                                /* Search for extensions */
+        for (i = 0; i < num; i++) {
+            switch (devices[i].use) {
+            case IsXKeyboard:
+                for (j = 0; j < dmxInput->numDevs; j++) {
+                    DMXLocalInputInfoPtr dmxL = dmxInput->devs[j];
+                    if (dmxL->type == DMX_LOCAL_KEYBOARD
+                        && dmxL->deviceId < 0) {
+                        dmxL->deviceId   = devices[i].id;
+                        dmxL->deviceName = (devices[i].name
+                                            ? xstrdup(devices[i].name)
+                                            : NULL);
+                    }
+                }
+                break;
+            case IsXPointer:
+                for (j = 0; j < dmxInput->numDevs; j++) {
+                    DMXLocalInputInfoPtr dmxL = dmxInput->devs[j];
+                    if (dmxL->type == DMX_LOCAL_MOUSE && dmxL->deviceId < 0) {
+                        dmxL->deviceId   = devices[i].id;
+                        dmxL->deviceName = (devices[i].name
+                                            ? xstrdup(devices[i].name)
+                                            : NULL);
+                    }
+                }
+                break;
+            case IsXExtensionDevice:
+                if (doXI) {
+                    if (!dmxInput->numDevs) {
+                        dmxLog(dmxWarning,
+                               "Cannot use remote (%s) XInput devices if"
+                               " not also using core devices\n",
+                               dmxInput->name);
+                    } else {
+                        dmxLocal             = dmxInputCopyLocal(dmxInput,
+                                                                &DMXCommonOth);
+                        dmxLocal->isCore     = FALSE;
+                        dmxLocal->sendsCore  = FALSE;
+                        dmxLocal->deviceId   = devices[i].id;
+                        dmxLocal->deviceName = (devices[i].name
+                                                ? xstrdup(devices[i].name)
+                                                : NULL);
+                    }
+                }
+                break;
+            }
+        }
+        XFreeDeviceList(devices);
+    }
+    XCloseDisplay(display);
+}
+
+/** Re-initialize all the devices described in \a dmxInput.  Called from
+    #dmxReconfig before the cursor is redisplayed. */ 
+void dmxInputReInit(DMXInputInfo *dmxInput)
+{
+    int i;
+
+    for (i = 0; i < dmxInput->numDevs; i++) {
+        DMXLocalInputInfoPtr dmxLocal = dmxInput->devs[i];
+        if (dmxLocal->reinit)
+            dmxLocal->reinit(&dmxLocal->pDevice->public);
+    }
+}
+
+/** Re-initialize all the devices described in \a dmxInput.  Called from
+    #dmxReconfig after the cursor is redisplayed. */ 
+void dmxInputLateReInit(DMXInputInfo *dmxInput)
+{
+    int i;
+
+    for (i = 0; i < dmxInput->numDevs; i++) {
+        DMXLocalInputInfoPtr dmxLocal = dmxInput->devs[i];
+        if (dmxLocal->latereinit)
+            dmxLocal->latereinit(&dmxLocal->pDevice->public);
+    }
+}
+
+/** Initialize all of the devices described in \a dmxInput. */
+void dmxInputInit(DMXInputInfo *dmxInput)
+{
+    DeviceIntPtr         pPointer = NULL, pKeyboard = NULL;
+    dmxArg               a;
+    const char           *name;
+    int                  i;
+    int                  doXI               = 1; /* Include by default */
+    int                  forceConsole       = 0;
+    int                  doWindows          = 1; /* On by default */
+    int                  hasXkb             = 0;
+
+    a = dmxArgParse(dmxInput->name);
+
+    for (i = 1; i < dmxArgC(a); i++) {
+        switch (hasXkb) {
+        case 1:
+            dmxInput->keycodes = xstrdup(dmxArgV(a, i));
+            ++hasXkb;
+            break;
+        case 2:
+            dmxInput->symbols  = xstrdup(dmxArgV(a, i));
+            ++hasXkb;
+            break;
+        case 3:
+            dmxInput->geometry = xstrdup(dmxArgV(a, i));
+            hasXkb = 0;
+            break;
+        case 0:
+            if      (!strcmp(dmxArgV(a, i), "noxi"))      doXI         = 0;
+            else if (!strcmp(dmxArgV(a, i), "xi"))        doXI         = 1;
+            else if (!strcmp(dmxArgV(a, i), "console"))   forceConsole = 1;
+            else if (!strcmp(dmxArgV(a, i), "noconsole")) forceConsole = 0;
+            else if (!strcmp(dmxArgV(a, i), "windows"))   doWindows    = 1;
+            else if (!strcmp(dmxArgV(a, i), "nowindows")) doWindows    = 0;
+            else if (!strcmp(dmxArgV(a, i), "xkb"))       hasXkb       = 1;
+            else {
+                dmxLog(dmxFatal,
+                       "Unknown input argument: %s\n", dmxArgV(a, i));
+            }
+        }
+    }
+
+    name = dmxArgV(a, 0);
+
+    if (!strcmp(name, "local")) {
+        dmxPopulateLocal(dmxInput, a);
+    } else if (!strcmp(name, "dummy")) {
+        dmxInputCopyLocal(dmxInput, &DMXDummyMou);
+        dmxInputCopyLocal(dmxInput, &DMXDummyKbd);
+        dmxLogInput(dmxInput, "Using dummy input\n");
+    } else {
+        int found;
+
+        for (found = 0, i = 0; i < dmxNumScreens; i++) {
+            if (dmxPropertySameDisplay(&dmxScreens[i], name)) {
+                if (dmxScreens[i].shared)
+                    dmxLog(dmxFatal,
+                           "Cannot take input from shared backend (%s)\n",
+                           name);
+                if (!dmxInput->core) {
+                    dmxLog(dmxWarning,
+                           "Cannot use core devices on a backend (%s)"
+                           " as XInput devices\n", name);
+                } else {
+                    char *pt;
+                    for (pt = (char *)dmxInput->name; pt && *pt; pt++)
+                        if (*pt == ',') *pt = '\0';
+                    dmxInputCopyLocal(dmxInput, &DMXBackendMou);
+                    dmxInputCopyLocal(dmxInput, &DMXBackendKbd);
+                    dmxInput->scrnIdx = i;
+                    dmxLogInput(dmxInput,
+                                "Using backend input from %s\n", name);
+                }
+                ++found;
+                break;
+            }
+        }
+        if (!found || forceConsole) {
+            char *pt;
+            if (found) dmxInput->console = TRUE;
+            for (pt = (char *)dmxInput->name; pt && *pt; pt++)
+                if (*pt == ',') *pt = '\0';
+            dmxInputCopyLocal(dmxInput, &DMXConsoleMou);
+            dmxInputCopyLocal(dmxInput, &DMXConsoleKbd);
+            if (doWindows) {
+                dmxInput->windows          = TRUE;
+                dmxInput->updateWindowInfo = dmxUpdateWindowInformation;
+            }
+            dmxLogInput(dmxInput,
+                        "Using console input from %s (%s windows)\n",
+                        name, doWindows ? "with" : "without");
+        }
+    }
+
+    dmxArgFree(a);
+
+                                /* Locate extensions we may be interested in */
+    dmxInputScanForExtensions(dmxInput, doXI);
+    
+    for (i = 0; i < dmxInput->numDevs; i++) {
+        DMXLocalInputInfoPtr dmxLocal = dmxInput->devs[i];
+#ifndef XINPUT
+        if (!dmxLocal->isCore)
+            dmxLog(dmxFatal,
+                   "This server was not compiled to support the XInput"
+                   " extension, but %s is not a core device.\n",
+                   dmxLocal->name);
+#endif
+        dmxLocal->pDevice = dmxAddDevice(dmxLocal);
+        if (dmxLocal->isCore) {
+            if (dmxLocal->type == DMX_LOCAL_MOUSE)
+                pPointer  = dmxLocal->pDevice;
+            if (dmxLocal->type == DMX_LOCAL_KEYBOARD)
+                pKeyboard = dmxLocal->pDevice;
+        }
+    }
+    
+    if (pPointer && pKeyboard) {
+        if (dmxeqInit(&pKeyboard->public, &pPointer->public))
+            dmxLogInput(dmxInput, "Using %s and %s as true core devices\n",
+                        pKeyboard->name, pPointer->name);
+    }
+
+    dmxInput->processInputEvents    = dmxProcessInputEvents;
+    dmxInput->detached              = False;
+    
+    RegisterBlockAndWakeupHandlers(dmxBlockHandler,
+                                   dmxWakeupHandler,
+                                   (void *)dmxInput->inputIdx);
+}
+
+static void dmxInputFreeLocal(DMXLocalInputInfoRec *local)
+{
+    if (!local) return;
+    if (local->isCore && local->type == DMX_LOCAL_MOUSE)
+        dmxLocalCorePointer  = NULL;
+    if (local->isCore && local->type == DMX_LOCAL_KEYBOARD)
+        dmxLocalCoreKeyboard = NULL;
+    if (local->destroy_private) local->destroy_private(local->private);
+    if (local->history)         xfree(local->history);
+    if (local->valuators)       xfree(local->valuators);
+    if (local->deviceName)      xfree(local->deviceName);
+    local->private    = NULL;
+    local->history    = NULL;
+    local->deviceName = NULL;
+    xfree(local);
+}
+
+/** Free all of the memory associated with \a dmxInput */
+void dmxInputFree(DMXInputInfo *dmxInput)
+{
+    int i;
+    
+    if (!dmxInput) return;
+
+    if (dmxInput->keycodes) xfree(dmxInput->keycodes);
+    if (dmxInput->symbols)  xfree(dmxInput->symbols);
+    if (dmxInput->geometry) xfree(dmxInput->geometry);
+
+    for (i = 0; i < dmxInput->numDevs; i++) {
+        dmxInputFreeLocal(dmxInput->devs[i]);
+        dmxInput->devs[i] = NULL;
+    }
+    xfree(dmxInput->devs);
+    dmxInput->devs    = NULL;
+    dmxInput->numDevs = 0;
+    if (dmxInput->freename) xfree(dmxInput->name);
+    dmxInput->name    = NULL;
+}
+
+/** Log information about all of the known devices using #dmxLog(). */
+void dmxInputLogDevices(void)
+{
+    int i, j;
+
+    dmxLog(dmxInfo, "%d devices:\n", dmxGetInputCount());
+    dmxLog(dmxInfo, "  Id  Name                 Classes\n");
+    for (j = 0; j < dmxNumInputs; j++) {
+        DMXInputInfo *dmxInput = &dmxInputs[j];
+        const char   *pt = strchr(dmxInput->name, ',');
+        int          len = (pt
+                            ? (size_t)(pt-dmxInput->name)
+                            : strlen(dmxInput->name));
+
+        for (i = 0; i < dmxInput->numDevs; i++) {
+            DeviceIntPtr pDevice = dmxInput->devs[i]->pDevice;
+            if (pDevice) {
+                dmxLog(dmxInfo, "  %2d%c %-20.20s",
+                       pDevice->id,
+                       dmxInput->detached ? 'D' : ' ',
+                       pDevice->name);
+                if (pDevice->key)        dmxLogCont(dmxInfo, " key");
+                if (pDevice->valuator)   dmxLogCont(dmxInfo, " val");
+                if (pDevice->button)     dmxLogCont(dmxInfo, " btn");
+                if (pDevice->focus)      dmxLogCont(dmxInfo, " foc");
+                if (pDevice->kbdfeed)    dmxLogCont(dmxInfo, " fb/kbd");
+                if (pDevice->ptrfeed)    dmxLogCont(dmxInfo, " fb/ptr");
+                if (pDevice->intfeed)    dmxLogCont(dmxInfo, " fb/int");
+                if (pDevice->stringfeed) dmxLogCont(dmxInfo, " fb/str");
+                if (pDevice->bell)       dmxLogCont(dmxInfo, " fb/bel");
+                if (pDevice->leds)       dmxLogCont(dmxInfo, " fb/led");
+                if (!pDevice->key && !pDevice->valuator && !pDevice->button
+                    && !pDevice->focus && !pDevice->kbdfeed
+                    && !pDevice->ptrfeed && !pDevice->intfeed
+                    && !pDevice->stringfeed && !pDevice->bell
+                    && !pDevice->leds)   dmxLogCont(dmxInfo, " (none)");
+                                                                 
+                dmxLogCont(dmxInfo, "\t[i%d/%*.*s",
+                           dmxInput->inputIdx, len, len, dmxInput->name);
+                if (dmxInput->devs[i]->deviceId >= 0)
+                    dmxLogCont(dmxInfo, "/id%d", dmxInput->devs[i]->deviceId);
+                if (dmxInput->devs[i]->deviceName)
+                    dmxLogCont(dmxInfo, "=%s", dmxInput->devs[i]->deviceName);
+                dmxLogCont(dmxInfo, "] %s\n",
+                           dmxInput->devs[i]->isCore
+                           ? "core"
+                           : (dmxInput->devs[i]->sendsCore
+                              ? "extension (sends core events)"
+                              : "extension"));
+            }
+        }
+    }
+}
+
+/** Detach an input */
+int dmxInputDetach(DMXInputInfo *dmxInput)
+{
+    int i;
+
+    if (dmxInput->detached) return BadAccess;
+    
+    for (i = 0; i < dmxInput->numDevs; i++) {
+        DMXLocalInputInfoPtr dmxLocal = dmxInput->devs[i];
+        dmxLogInput(dmxInput, "Detaching device id %d: %s%s\n",
+                    dmxLocal->pDevice->id,
+                    dmxLocal->pDevice->name,
+                    dmxLocal->isCore
+                    ? " [core]"
+                    : (dmxLocal->sendsCore
+                       ? " [sends core events]"
+                       : ""));
+        DisableDevice(dmxLocal->pDevice);
+    }
+    dmxInput->detached = True;
+    dmxInputLogDevices();
+    return 0;
+}
+
+/** Search for input associated with \a dmxScreen, and detach. */
+void dmxInputDetachAll(DMXScreenInfo *dmxScreen)
+{
+    int i;
+
+    for (i = 0; i < dmxNumInputs; i++) {
+        DMXInputInfo *dmxInput = &dmxInputs[i];
+        if (dmxInput->scrnIdx == dmxScreen->index) dmxInputDetach(dmxInput);
+    }
+}
+
+/** Search for input associated with \a deviceId, and detach. */
+int dmxInputDetachId(int id)
+{
+    DMXInputInfo *dmxInput = dmxInputLocateId(id);
+
+    if (!dmxInput) return BadValue;
+    
+    return dmxInputDetach(dmxInput);
+}
+
+DMXInputInfo *dmxInputLocateId(int id)
+{
+    int i, j;
+    
+    for (i = 0; i < dmxNumInputs; i++) {
+        DMXInputInfo *dmxInput = &dmxInputs[i];
+        for (j = 0; j < dmxInput->numDevs; j++) {
+            DMXLocalInputInfoPtr dmxLocal = dmxInput->devs[j];
+            if (dmxLocal->pDevice->id == id) return dmxInput;
+        }
+    }
+    return NULL;
+}
+
+static int dmxInputAttachNew(DMXInputInfo *dmxInput, int *id)
+{
+    dmxInputInit(dmxInput);
+    InitAndStartDevices();
+    if (id && dmxInput->devs) *id = dmxInput->devs[0]->pDevice->id;
+    dmxInputLogDevices();
+    return 0;
+}
+
+static int dmxInputAttachOld(DMXInputInfo *dmxInput, int *id)
+{
+    int i;
+    
+    dmxInput->detached = False;
+    for (i = 0; i < dmxInput->numDevs; i++) {
+        DMXLocalInputInfoPtr dmxLocal = dmxInput->devs[i];
+        if (id) *id = dmxLocal->pDevice->id;
+        dmxLogInput(dmxInput,
+                    "Attaching device id %d: %s%s\n",
+                    dmxLocal->pDevice->id,
+                    dmxLocal->pDevice->name,
+                    dmxLocal->isCore
+                    ? " [core]"
+                    : (dmxLocal->sendsCore
+                       ? " [sends core events]"
+                       : ""));
+        EnableDevice(dmxLocal->pDevice);
+    }
+    dmxInputLogDevices();
+    return 0;
+}
+
+int dmxInputAttachConsole(const char *name, int isCore, int *id)
+{
+    DMXInputInfo  *dmxInput;
+    int           i;
+
+    for (i = 0; i < dmxNumInputs; i++) {
+        dmxInput = &dmxInputs[i];
+        if (dmxInput->scrnIdx == -1
+            && dmxInput->detached
+            && !strcmp(dmxInput->name, name)) {
+                                /* Found match */
+            dmxLogInput(dmxInput, "Reattaching detached console input\n");
+            return dmxInputAttachOld(dmxInput, id);
+        }
+    }
+
+                                /* No match found */
+    dmxInput = dmxConfigAddInput(xstrdup(name), isCore);
+    dmxInput->freename = TRUE;
+    dmxLogInput(dmxInput, "Attaching new console input\n");
+    return dmxInputAttachNew(dmxInput, id);
+}
+
+int dmxInputAttachBackend(int physicalScreen, int isCore, int *id)
+{
+    DMXInputInfo  *dmxInput;
+    DMXScreenInfo *dmxScreen;
+    int           i;
+    
+    if (physicalScreen < 0 || physicalScreen >= dmxNumScreens) return BadValue;
+    for (i = 0; i < dmxNumInputs; i++) {
+        dmxInput = &dmxInputs[i];
+        if (dmxInput->scrnIdx != -1 && dmxInput->scrnIdx == physicalScreen) {
+                                /* Found match */
+            if (!dmxInput->detached) return BadAccess; /* Already attached */
+            dmxScreen = &dmxScreens[physicalScreen];
+            if (!dmxScreen->beDisplay) return BadAccess; /* Screen detached */
+            dmxLogInput(dmxInput, "Reattaching detached backend input\n");
+            return dmxInputAttachOld(dmxInput, id);
+        }
+    }
+                                /* No match found */
+    dmxScreen = &dmxScreens[physicalScreen];
+    if (!dmxScreen->beDisplay) return BadAccess; /* Screen detached */
+    dmxInput = dmxConfigAddInput(dmxScreen->name, isCore);
+    dmxLogInput(dmxInput, "Attaching new backend input\n");
+    return dmxInputAttachNew(dmxInput, id);
+}