diff options
Diffstat (limited to 'xorg-server/hw/dmx/input/usb-common.c')
| -rw-r--r-- | xorg-server/hw/dmx/input/usb-common.c | 762 |
1 files changed, 381 insertions, 381 deletions
diff --git a/xorg-server/hw/dmx/input/usb-common.c b/xorg-server/hw/dmx/input/usb-common.c index 95c00b839..c655a2984 100644 --- a/xorg-server/hw/dmx/input/usb-common.c +++ b/xorg-server/hw/dmx/input/usb-common.c @@ -1,381 +1,381 @@ -/* - * 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 - * - * Routines that are common between \a usb-keyboard.c, \a usb-mouse.c, and - * \a usb-other.c */ - -#ifdef HAVE_DMX_CONFIG_H -#include <dmx-config.h> -#endif - -#include "usb-private.h" - -#define USB_COMMON_DEBUG 1 - -/*****************************************************************************/ -/* Define some macros to make it easier to move this file to another - * part of the Xserver tree. All calls to the dmx* layer are #defined - * here for the .c file. The .h file will also have to be edited. */ -#include "usb-mouse.h" - -#define GETPRIV myPrivate *priv \ - = ((DMXLocalInputInfoPtr)(pDev->devicePrivate))->private - -#define GETNAME ((DMXLocalInputInfoPtr)(pDevice->public.devicePrivate)) \ - ->name - -#define LOG0(f) dmxLog(dmxDebug,f) -#define LOG1(f,a) dmxLog(dmxDebug,f,a) -#define LOG2(f,a,b) dmxLog(dmxDebug,f,a,b) -#define LOG3(f,a,b,c) dmxLog(dmxDebug,f,a,b,c) -#define LOG1INPUT(p,f,a) dmxLogInput(p->dmxInput,f,a) -#define LOG3INPUT(p,f,a,b,c) dmxLogInput(p->dmxInput,f,a,b,c) -#define LOG5INPUT(p,f,a,b,c,d,e) dmxLogInput(p->dmxInput,f,a,b,c,d,e) -#define FATAL0(f) dmxLog(dmxFatal,f) -#define FATAL1(f,a) dmxLog(dmxFatal,f,a) -#define FATAL2(f,a,b) dmxLog(dmxFatal,f,a,b) -#define MOTIONPROC dmxMotionProcPtr -#define ENQUEUEPROC dmxEnqueueProcPtr -#define CHECKPROC dmxCheckSpecialProcPtr -#define BLOCK DMXBlockType - -/* End of interface definitions. */ -/*****************************************************************************/ - - -/** Read an event from the \a pDev device. If the event is a motion - * event, enqueue it with the \a motion function. Otherwise, enqueue - * the event with the \a enqueue function. The \a block type is passed - * to the functions so that they may block SIGIO handling as appropriate - * to the caller of this function. - * - * Since USB devices return EV_KEY events for buttons and keys, \a - * minButton is used to decide if a Button or Key event should be - * queued.*/ -void usbRead(DevicePtr pDev, - MOTIONPROC motion, - ENQUEUEPROC enqueue, - int minButton, - BLOCK block) -{ - GETPRIV; - struct input_event raw; - int v[DMX_MAX_AXES]; - int axis; - -#define PRESS(b) \ - do { \ - enqueue(pDev, ButtonPress, 0, 0, NULL, block); \ - } while (0) - -#define RELEASE(b) \ - do { \ - enqueue(pDev, ButtonRelease, 0, 0, NULL, block); \ - } while (0) - - while (read(priv->fd, &raw, sizeof(raw)) > 0) { -#if USB_COMMON_DEBUG > 1 - LOG3("USB: type = %d, code = 0x%02x, value = %d\n", - raw.type, raw.code, raw.value); -#endif - switch (raw.type) { - case EV_KEY: - /* raw.value = 1 for first, 2 for repeat */ - if (raw.code > minButton) { - if (raw.value) PRESS((raw.code & 0x0f) + 1); - else RELEASE((raw.code & 0x0f) + 1); - } else { - enqueue(pDev, raw.value ? KeyPress : KeyRelease, - 0, 0, NULL, block); - } - break; - case EV_REL: - switch (raw.code) { - case REL_X: - v[0] = -raw.value; - v[1] = 0; - motion(pDev, v, 0, 2, DMX_RELATIVE, block); - break; - case REL_Y: - v[0] = 0; - v[1] = -raw.value; - motion(pDev, v, 0, 2, DMX_RELATIVE, block); - break; - case REL_WHEEL: - if ((int)raw.value > 0) { - PRESS(4); - RELEASE(4); - } else if ((int)raw.value < 0) { - PRESS(5); - RELEASE(5); - } - break; - default: - memset(v, 0, sizeof(v)); - axis = priv->relmap[raw.code]; - v[axis] = raw.value; - motion(pDev, v, axis, 1, DMX_RELATIVE, block); - } - break; - case EV_ABS: - memset(v, 0, sizeof(v)); - axis = priv->absmap[raw.code]; - v[axis] = raw.value; - motion(pDev, v, axis, 1, DMX_ABSOLUTE, block); - break; - } - } -} - -#define test_bit(bit) (priv->mask[(bit)/8] & (1 << ((bit)%8))) -#define test_bits(bit) (bits[(bit)/8] & (1 << ((bit)%8))) - -static void usbPrint(myPrivate *priv, - const char *filename, const char *devname, int fd) -{ - int j, k; - DeviceIntPtr pDevice = priv->pDevice; - unsigned char bits[KEY_MAX/8 + 1]; /* RATS: Use ok assuming that - * KEY_MAX is greater than - * REL_MAX, ABS_MAX, SND_MAX, and - * LED_MAX. */ - - LOG3INPUT(priv, "%s (%s) using %s\n", pDevice->name, GETNAME, filename); - LOG1INPUT(priv, " %s\n", devname); - for (j = 0; j < EV_MAX; j++) { - if (test_bit(j)) { - const char *type = "unknown"; - char extra[256]; /* FIXME: may cause buffer overflow */ - extra[0] = '\0'; - switch(j) { - case EV_KEY: type = "keys/buttons"; break; - case EV_REL: type = "relative"; - memset(bits, 0, sizeof(bits)); - ioctl(priv->fd, EVIOCGBIT(EV_REL, sizeof(bits)), bits); - for (k = 0; k < REL_MAX; k++) { - if (test_bits(k)) switch (k) { - case REL_X: strcat(extra, " X"); break; - case REL_Y: strcat(extra, " Y"); break; - case REL_Z: strcat(extra, " Z"); break; - case REL_HWHEEL: strcat(extra, " HWheel"); break; - case REL_DIAL: strcat(extra, " Dial"); break; - case REL_WHEEL: strcat(extra, " Wheel"); break; - case REL_MISC: strcat(extra, " Misc"); break; - } - } - break; - case EV_ABS: type = "absolute"; - memset(bits, 0, sizeof(bits)); - ioctl(priv->fd, EVIOCGBIT(EV_ABS, sizeof(bits)), bits); - for (k = 0; k < ABS_MAX; k++) { - if (test_bits(k)) switch (k) { - case ABS_X: strcat(extra," X"); break; - case ABS_Y: strcat(extra," Y"); break; - case ABS_Z: strcat(extra," Z"); break; - case ABS_RX: strcat(extra," RX"); break; - case ABS_RY: strcat(extra," RY"); break; - case ABS_RZ: strcat(extra," RZ"); break; - case ABS_THROTTLE: strcat(extra," Throttle");break; - case ABS_RUDDER: strcat(extra," Rudder"); break; - case ABS_WHEEL: strcat(extra," Wheel"); break; - case ABS_GAS: strcat(extra," Gas"); break; - case ABS_BRAKE: strcat(extra," Break"); break; - case ABS_HAT0X: strcat(extra," Hat0X"); break; - case ABS_HAT0Y: strcat(extra," Hat0Y"); break; - case ABS_HAT1X: strcat(extra," Hat1X"); break; - case ABS_HAT1Y: strcat(extra," Hat1Y"); break; - case ABS_HAT2X: strcat(extra," Hat2X"); break; - case ABS_HAT2Y: strcat(extra," Hat2Y"); break; - case ABS_HAT3X: strcat(extra," Hat3X"); break; - case ABS_HAT3Y: strcat(extra," Hat3Y"); break; - case ABS_PRESSURE: strcat(extra," Pressure");break; - case ABS_DISTANCE: strcat(extra," Distance");break; - case ABS_TILT_X: strcat(extra," TiltX"); break; - case ABS_TILT_Y: strcat(extra," TiltY"); break; - case ABS_MISC: strcat(extra," Misc"); break; - } - } - break; - case EV_MSC: type = "reserved"; break; - case EV_LED: type = "leds"; - memset(bits, 0, sizeof(bits)); - ioctl(priv->fd, EVIOCGBIT(EV_LED, sizeof(bits)), bits); - for (k = 0; k < LED_MAX; k++) { - if (test_bits(k)) switch (k) { - case LED_NUML: strcat(extra," NumLock"); break; - case LED_CAPSL: strcat(extra," CapsLock"); break; - case LED_SCROLLL: strcat(extra," ScrlLock"); break; - case LED_COMPOSE: strcat(extra," Compose"); break; - case LED_KANA: strcat(extra," Kana"); break; - case LED_SLEEP: strcat(extra," Sleep"); break; - case LED_SUSPEND: strcat(extra," Suspend"); break; - case LED_MUTE: strcat(extra," Mute"); break; - case LED_MISC: strcat(extra," Misc"); break; - } - } - break; - case EV_SND: type = "sound"; - memset(bits, 0, sizeof(bits)); - ioctl(priv->fd, EVIOCGBIT(EV_SND, sizeof(bits)), bits); - for (k = 0; k < SND_MAX; k++) { - if (test_bits(k)) switch (k) { - case SND_CLICK: strcat(extra," Click"); break; - case SND_BELL: strcat(extra," Bell"); break; - } - } - break; - case EV_REP: type = "repeat"; break; - case EV_FF: type = "feedback"; break; - } - LOG5INPUT(priv, " Feature 0x%02x = %s%s%s%s\n", j, type, - extra[0] ? " [" : "", - extra[0] ? extra+1 : "", - extra[0] ? "]" : ""); - } - } -} - -/** Initialized \a pDev as a \a usbMouse, \a usbKeyboard, or \a usbOther -device. */ -void usbInit(DevicePtr pDev, usbType type) -{ - GETPRIV; - char name[64]; /* RATS: Only used in XmuSnprintf */ - int i, j, k; - char buf[256] = { 0, }; /* RATS: Use ok */ - int version; - unsigned char bits[KEY_MAX/8 + 1]; /* RATS: Use ok assuming that - * KEY_MAX is greater than - * REL_MAX, ABS_MAX, SND_MAX, and - * LED_MAX. */ - - if (priv->fd >=0) return; - - for (i = 0; i < 32; i++) { - XmuSnprintf(name, sizeof(name), "/dev/input/event%d", i); - if ((priv->fd = open(name, O_RDWR | O_NONBLOCK, 0)) >= 0) { - ioctl(priv->fd, EVIOCGVERSION, &version); - ioctl(priv->fd, EVIOCGNAME(sizeof(buf)), buf); - memset(priv->mask, 0, sizeof(priv->mask)); - ioctl(priv->fd, EVIOCGBIT(0, sizeof(priv->mask)), priv->mask); - - for (j = 0; j < EV_MAX; j++) { - if (test_bit(j)) { - switch(j) { - case EV_REL: - memset(bits, 0, sizeof(bits)); - ioctl(priv->fd, EVIOCGBIT(EV_REL, sizeof(bits)), bits); - for (k = 0; k < REL_MAX; k++) { - if (test_bits(k)) { - if (k == REL_X) priv->relmap[k] = 0; - else if (k == REL_Y) priv->relmap[k] = 1; - else priv->relmap[k] = 2 + priv->numAbs; - ++priv->numRel; - } - } - break; - case EV_ABS: - memset(bits, 0, sizeof(bits)); - ioctl(priv->fd, EVIOCGBIT(EV_ABS, sizeof(bits)), bits); - for (k = 0; k < ABS_MAX; k++) { - if (test_bits(k)) { - priv->absmap[k] = priv->numAbs; - ++priv->numAbs; - } - } - break; - case EV_LED: - memset(bits, 0, sizeof(bits)); - ioctl(priv->fd, EVIOCGBIT(EV_LED, sizeof(bits)), bits); - for (k = 0; k < LED_MAX; k++) { - if (test_bits(k)) ++priv->numLeds; - } - break; - } - } - } - switch (type) { - case usbMouse: - if (test_bit(EV_REL) && test_bit(EV_KEY)) - goto found; - break; - case usbKeyboard: - if (test_bit(EV_KEY) && test_bit(EV_LED) && !test_bit(EV_ABS)) - goto found; - break; - case usbOther: - if (!(test_bit(EV_REL) && test_bit(EV_KEY)) - && !(test_bit(EV_KEY) && test_bit(EV_LED) - && !test_bit(EV_ABS))) - goto found; - break; - } - close(priv->fd); - priv->fd = -1; - } - } - if (priv->fd < 0) - FATAL1("usbInit: Cannot open /dev/input/event* port (%s)\n" - " If you have not done so, you may need to:\n" - " rmmod mousedev; rmmod keybdev\n" - " modprobe evdev\n", - strerror(errno)); - found: - usbPrint(priv, name, buf, priv->fd); -} - -/** Turn \a pDev off (i.e., stop taking input from \a pDev). */ -void usbOff(DevicePtr pDev) -{ - GETPRIV; - - if (priv->fd >= 0) close(priv->fd); - priv->fd = -1; -} - -/** Create a private structure for use within this file. */ -pointer usbCreatePrivate(DeviceIntPtr pDevice) -{ - myPrivate *priv = calloc(1, sizeof(*priv)); - priv->fd = -1; - priv->pDevice = pDevice; - return priv; -} - -/** Destroy a private structure. */ -void usbDestroyPrivate(pointer priv) -{ - if (priv) free(priv); -} +/*
+ * 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
+ *
+ * Routines that are common between \a usb-keyboard.c, \a usb-mouse.c, and
+ * \a usb-other.c */
+
+#ifdef HAVE_DMX_CONFIG_H
+#include <dmx-config.h>
+#endif
+
+#include "usb-private.h"
+
+#define USB_COMMON_DEBUG 1
+
+/*****************************************************************************/
+/* Define some macros to make it easier to move this file to another
+ * part of the Xserver tree. All calls to the dmx* layer are #defined
+ * here for the .c file. The .h file will also have to be edited. */
+#include "usb-mouse.h"
+
+#define GETPRIV myPrivate *priv \
+ = ((DMXLocalInputInfoPtr)(pDev->devicePrivate))->private
+
+#define GETNAME ((DMXLocalInputInfoPtr)(pDevice->public.devicePrivate)) \
+ ->name
+
+#define LOG0(f) dmxLog(dmxDebug,f)
+#define LOG1(f,a) dmxLog(dmxDebug,f,a)
+#define LOG2(f,a,b) dmxLog(dmxDebug,f,a,b)
+#define LOG3(f,a,b,c) dmxLog(dmxDebug,f,a,b,c)
+#define LOG1INPUT(p,f,a) dmxLogInput(p->dmxInput,f,a)
+#define LOG3INPUT(p,f,a,b,c) dmxLogInput(p->dmxInput,f,a,b,c)
+#define LOG5INPUT(p,f,a,b,c,d,e) dmxLogInput(p->dmxInput,f,a,b,c,d,e)
+#define FATAL0(f) dmxLog(dmxFatal,f)
+#define FATAL1(f,a) dmxLog(dmxFatal,f,a)
+#define FATAL2(f,a,b) dmxLog(dmxFatal,f,a,b)
+#define MOTIONPROC dmxMotionProcPtr
+#define ENQUEUEPROC dmxEnqueueProcPtr
+#define CHECKPROC dmxCheckSpecialProcPtr
+#define BLOCK DMXBlockType
+
+/* End of interface definitions. */
+/*****************************************************************************/
+
+
+/** Read an event from the \a pDev device. If the event is a motion
+ * event, enqueue it with the \a motion function. Otherwise, enqueue
+ * the event with the \a enqueue function. The \a block type is passed
+ * to the functions so that they may block SIGIO handling as appropriate
+ * to the caller of this function.
+ *
+ * Since USB devices return EV_KEY events for buttons and keys, \a
+ * minButton is used to decide if a Button or Key event should be
+ * queued.*/
+void usbRead(DevicePtr pDev,
+ MOTIONPROC motion,
+ ENQUEUEPROC enqueue,
+ int minButton,
+ BLOCK block)
+{
+ GETPRIV;
+ struct input_event raw;
+ int v[DMX_MAX_AXES];
+ int axis;
+
+#define PRESS(b) \
+ do { \
+ enqueue(pDev, ButtonPress, 0, 0, NULL, block); \
+ } while (0)
+
+#define RELEASE(b) \
+ do { \
+ enqueue(pDev, ButtonRelease, 0, 0, NULL, block); \
+ } while (0)
+
+ while (read(priv->fd, &raw, sizeof(raw)) > 0) {
+#if USB_COMMON_DEBUG > 1
+ LOG3("USB: type = %d, code = 0x%02x, value = %d\n",
+ raw.type, raw.code, raw.value);
+#endif
+ switch (raw.type) {
+ case EV_KEY:
+ /* raw.value = 1 for first, 2 for repeat */
+ if (raw.code > minButton) {
+ if (raw.value) PRESS((raw.code & 0x0f) + 1);
+ else RELEASE((raw.code & 0x0f) + 1);
+ } else {
+ enqueue(pDev, raw.value ? KeyPress : KeyRelease,
+ 0, 0, NULL, block);
+ }
+ break;
+ case EV_REL:
+ switch (raw.code) {
+ case REL_X:
+ v[0] = -raw.value;
+ v[1] = 0;
+ motion(pDev, v, 0, 2, DMX_RELATIVE, block);
+ break;
+ case REL_Y:
+ v[0] = 0;
+ v[1] = -raw.value;
+ motion(pDev, v, 0, 2, DMX_RELATIVE, block);
+ break;
+ case REL_WHEEL:
+ if ((int)raw.value > 0) {
+ PRESS(4);
+ RELEASE(4);
+ } else if ((int)raw.value < 0) {
+ PRESS(5);
+ RELEASE(5);
+ }
+ break;
+ default:
+ memset(v, 0, sizeof(v));
+ axis = priv->relmap[raw.code];
+ v[axis] = raw.value;
+ motion(pDev, v, axis, 1, DMX_RELATIVE, block);
+ }
+ break;
+ case EV_ABS:
+ memset(v, 0, sizeof(v));
+ axis = priv->absmap[raw.code];
+ v[axis] = raw.value;
+ motion(pDev, v, axis, 1, DMX_ABSOLUTE, block);
+ break;
+ }
+ }
+}
+
+#define test_bit(bit) (priv->mask[(bit)/8] & (1 << ((bit)%8)))
+#define test_bits(bit) (bits[(bit)/8] & (1 << ((bit)%8)))
+
+static void usbPrint(myPrivate *priv,
+ const char *filename, const char *devname, int fd)
+{
+ int j, k;
+ DeviceIntPtr pDevice = priv->pDevice;
+ unsigned char bits[KEY_MAX/8 + 1]; /* RATS: Use ok assuming that
+ * KEY_MAX is greater than
+ * REL_MAX, ABS_MAX, SND_MAX, and
+ * LED_MAX. */
+
+ LOG3INPUT(priv, "%s (%s) using %s\n", pDevice->name, GETNAME, filename);
+ LOG1INPUT(priv, " %s\n", devname);
+ for (j = 0; j < EV_MAX; j++) {
+ if (test_bit(j)) {
+ const char *type = "unknown";
+ char extra[256]; /* FIXME: may cause buffer overflow */
+ extra[0] = '\0';
+ switch(j) {
+ case EV_KEY: type = "keys/buttons"; break;
+ case EV_REL: type = "relative";
+ memset(bits, 0, sizeof(bits));
+ ioctl(priv->fd, EVIOCGBIT(EV_REL, sizeof(bits)), bits);
+ for (k = 0; k < REL_MAX; k++) {
+ if (test_bits(k)) switch (k) {
+ case REL_X: strcat(extra, " X"); break;
+ case REL_Y: strcat(extra, " Y"); break;
+ case REL_Z: strcat(extra, " Z"); break;
+ case REL_HWHEEL: strcat(extra, " HWheel"); break;
+ case REL_DIAL: strcat(extra, " Dial"); break;
+ case REL_WHEEL: strcat(extra, " Wheel"); break;
+ case REL_MISC: strcat(extra, " Misc"); break;
+ }
+ }
+ break;
+ case EV_ABS: type = "absolute";
+ memset(bits, 0, sizeof(bits));
+ ioctl(priv->fd, EVIOCGBIT(EV_ABS, sizeof(bits)), bits);
+ for (k = 0; k < ABS_MAX; k++) {
+ if (test_bits(k)) switch (k) {
+ case ABS_X: strcat(extra," X"); break;
+ case ABS_Y: strcat(extra," Y"); break;
+ case ABS_Z: strcat(extra," Z"); break;
+ case ABS_RX: strcat(extra," RX"); break;
+ case ABS_RY: strcat(extra," RY"); break;
+ case ABS_RZ: strcat(extra," RZ"); break;
+ case ABS_THROTTLE: strcat(extra," Throttle");break;
+ case ABS_RUDDER: strcat(extra," Rudder"); break;
+ case ABS_WHEEL: strcat(extra," Wheel"); break;
+ case ABS_GAS: strcat(extra," Gas"); break;
+ case ABS_BRAKE: strcat(extra," Break"); break;
+ case ABS_HAT0X: strcat(extra," Hat0X"); break;
+ case ABS_HAT0Y: strcat(extra," Hat0Y"); break;
+ case ABS_HAT1X: strcat(extra," Hat1X"); break;
+ case ABS_HAT1Y: strcat(extra," Hat1Y"); break;
+ case ABS_HAT2X: strcat(extra," Hat2X"); break;
+ case ABS_HAT2Y: strcat(extra," Hat2Y"); break;
+ case ABS_HAT3X: strcat(extra," Hat3X"); break;
+ case ABS_HAT3Y: strcat(extra," Hat3Y"); break;
+ case ABS_PRESSURE: strcat(extra," Pressure");break;
+ case ABS_DISTANCE: strcat(extra," Distance");break;
+ case ABS_TILT_X: strcat(extra," TiltX"); break;
+ case ABS_TILT_Y: strcat(extra," TiltY"); break;
+ case ABS_MISC: strcat(extra," Misc"); break;
+ }
+ }
+ break;
+ case EV_MSC: type = "reserved"; break;
+ case EV_LED: type = "leds";
+ memset(bits, 0, sizeof(bits));
+ ioctl(priv->fd, EVIOCGBIT(EV_LED, sizeof(bits)), bits);
+ for (k = 0; k < LED_MAX; k++) {
+ if (test_bits(k)) switch (k) {
+ case LED_NUML: strcat(extra," NumLock"); break;
+ case LED_CAPSL: strcat(extra," CapsLock"); break;
+ case LED_SCROLLL: strcat(extra," ScrlLock"); break;
+ case LED_COMPOSE: strcat(extra," Compose"); break;
+ case LED_KANA: strcat(extra," Kana"); break;
+ case LED_SLEEP: strcat(extra," Sleep"); break;
+ case LED_SUSPEND: strcat(extra," Suspend"); break;
+ case LED_MUTE: strcat(extra," Mute"); break;
+ case LED_MISC: strcat(extra," Misc"); break;
+ }
+ }
+ break;
+ case EV_SND: type = "sound";
+ memset(bits, 0, sizeof(bits));
+ ioctl(priv->fd, EVIOCGBIT(EV_SND, sizeof(bits)), bits);
+ for (k = 0; k < SND_MAX; k++) {
+ if (test_bits(k)) switch (k) {
+ case SND_CLICK: strcat(extra," Click"); break;
+ case SND_BELL: strcat(extra," Bell"); break;
+ }
+ }
+ break;
+ case EV_REP: type = "repeat"; break;
+ case EV_FF: type = "feedback"; break;
+ }
+ LOG5INPUT(priv, " Feature 0x%02x = %s%s%s%s\n", j, type,
+ extra[0] ? " [" : "",
+ extra[0] ? extra+1 : "",
+ extra[0] ? "]" : "");
+ }
+ }
+}
+
+/** Initialized \a pDev as a \a usbMouse, \a usbKeyboard, or \a usbOther
+device. */
+void usbInit(DevicePtr pDev, usbType type)
+{
+ GETPRIV;
+ char name[64]; /* RATS: Only used in XmuSnprintf */
+ int i, j, k;
+ char buf[256] = { 0, }; /* RATS: Use ok */
+ int version;
+ unsigned char bits[KEY_MAX/8 + 1]; /* RATS: Use ok assuming that
+ * KEY_MAX is greater than
+ * REL_MAX, ABS_MAX, SND_MAX, and
+ * LED_MAX. */
+
+ if (priv->fd >=0) return;
+
+ for (i = 0; i < 32; i++) {
+ XmuSnprintf(name, sizeof(name), "/dev/input/event%d", i);
+ if ((priv->fd = open(name, O_RDWR | O_NONBLOCK, 0)) >= 0) {
+ ioctl(priv->fd, EVIOCGVERSION, &version);
+ ioctl(priv->fd, EVIOCGNAME(sizeof(buf)), buf);
+ memset(priv->mask, 0, sizeof(priv->mask));
+ ioctl(priv->fd, EVIOCGBIT(0, sizeof(priv->mask)), priv->mask);
+
+ for (j = 0; j < EV_MAX; j++) {
+ if (test_bit(j)) {
+ switch(j) {
+ case EV_REL:
+ memset(bits, 0, sizeof(bits));
+ ioctl(priv->fd, EVIOCGBIT(EV_REL, sizeof(bits)), bits);
+ for (k = 0; k < REL_MAX; k++) {
+ if (test_bits(k)) {
+ if (k == REL_X) priv->relmap[k] = 0;
+ else if (k == REL_Y) priv->relmap[k] = 1;
+ else priv->relmap[k] = 2 + priv->numAbs;
+ ++priv->numRel;
+ }
+ }
+ break;
+ case EV_ABS:
+ memset(bits, 0, sizeof(bits));
+ ioctl(priv->fd, EVIOCGBIT(EV_ABS, sizeof(bits)), bits);
+ for (k = 0; k < ABS_MAX; k++) {
+ if (test_bits(k)) {
+ priv->absmap[k] = priv->numAbs;
+ ++priv->numAbs;
+ }
+ }
+ break;
+ case EV_LED:
+ memset(bits, 0, sizeof(bits));
+ ioctl(priv->fd, EVIOCGBIT(EV_LED, sizeof(bits)), bits);
+ for (k = 0; k < LED_MAX; k++) {
+ if (test_bits(k)) ++priv->numLeds;
+ }
+ break;
+ }
+ }
+ }
+ switch (type) {
+ case usbMouse:
+ if (test_bit(EV_REL) && test_bit(EV_KEY))
+ goto found;
+ break;
+ case usbKeyboard:
+ if (test_bit(EV_KEY) && test_bit(EV_LED) && !test_bit(EV_ABS))
+ goto found;
+ break;
+ case usbOther:
+ if (!(test_bit(EV_REL) && test_bit(EV_KEY))
+ && !(test_bit(EV_KEY) && test_bit(EV_LED)
+ && !test_bit(EV_ABS)))
+ goto found;
+ break;
+ }
+ close(priv->fd);
+ priv->fd = -1;
+ }
+ }
+ if (priv->fd < 0)
+ FATAL1("usbInit: Cannot open /dev/input/event* port (%s)\n"
+ " If you have not done so, you may need to:\n"
+ " rmmod mousedev; rmmod keybdev\n"
+ " modprobe evdev\n",
+ strerror(errno));
+ found:
+ usbPrint(priv, name, buf, priv->fd);
+}
+
+/** Turn \a pDev off (i.e., stop taking input from \a pDev). */
+void usbOff(DevicePtr pDev)
+{
+ GETPRIV;
+
+ if (priv->fd >= 0) close(priv->fd);
+ priv->fd = -1;
+}
+
+/** Create a private structure for use within this file. */
+pointer usbCreatePrivate(DeviceIntPtr pDevice)
+{
+ myPrivate *priv = calloc(1, sizeof(*priv));
+ priv->fd = -1;
+ priv->pDevice = pDevice;
+ return priv;
+}
+
+/** Destroy a private structure. */
+void usbDestroyPrivate(pointer priv)
+{
+ free(priv);
+}
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