diff options
Diffstat (limited to 'xorg-server/hw/dmx/input/dmxinputinit.c')
-rw-r--r-- | xorg-server/hw/dmx/input/dmxinputinit.c | 1368 |
1 files changed, 1368 insertions, 0 deletions
diff --git a/xorg-server/hw/dmx/input/dmxinputinit.c b/xorg-server/hw/dmx/input/dmxinputinit.c new file mode 100644 index 000000000..fd4eeaacb --- /dev/null +++ b/xorg-server/hw/dmx/input/dmxinputinit.c @@ -0,0 +1,1368 @@ +/* + * 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" +#include "mi.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 */ +}; + + +#if 11 /*BP*/ +void +DDXRingBell(int volume, int pitch, int duration) +{ + /* NO-OP */ +} + +/* taken from kdrive/src/kinput.c: */ +static void +dmxKbdCtrl (DeviceIntPtr pDevice, KeybdCtrl *ctrl) +{ +#if 0 + 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; +#endif +} + +/* taken from kdrive/src/kinput.c: */ +static void +dmxBell(int volume, DeviceIntPtr pDev, pointer arg, int something) +{ +#if 0 + 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); +#endif +} + +#endif /*BP*/ + +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 (!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 (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) { +#if 00 /*BP*/ + InitKeyClassDeviceStruct(pDevice, &info.keySyms, info.modMap); +#else + DevicePtr pDev = (DevicePtr) pDevice; + InitKeyboardDeviceStruct(pDev, + &info.keySyms, + info.modMap, + dmxBell, dmxKbdCtrl); +#endif + } + if (info.buttonClass) { + InitButtonClassDeviceStruct(pDevice, info.numButtons, info.map); + } + if (info.valuatorClass) { + if (info.numRelAxes && dmxLocal->sendsCore) { + InitValuatorClassDeviceStruct(pDevice, info.numRelAxes, +#if 00 /*BP*/ + miPointerGetMotionEvents, + miPointerGetMotionBufferSize(), +#else + GetMotionHistory, + GetMaximumEventsNum(), +#endif + 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(); +#if 00 /*BP*/ + miPointerUpdate(); +#endif + if (dmxInput->detached) + return; + for (i = 0; i < dmxInput->numDevs; i += dmxInput->devs[i]->binding) + if (dmxInput->devs[i]->process_input) { +#if 11 /*BP*/ + miPointerUpdateSprite(dmxInput->devs[i]->pDevice); +#endif + dmxInput->devs[i]->process_input(dmxInput->devs[i]->private); + } + +#if 11 /*BP*/ + mieqProcessInputEvents(); +#endif +} + +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) { +#if 00 /*BP*/ + miRegisterPointerDevice(screenInfo.screens[0], pDevice); +#else + /* Nothing? dmxDeviceOnOff() should get called to init, right? */ +#endif + } + + 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); +} |