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 c655a2984..944033eba 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)
-{
- 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 snprintf */ + 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++) { + snprintf(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); +} |