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-rw-r--r--xorg-server/hw/dmx/input/lnx-ms.c642
1 files changed, 321 insertions, 321 deletions
diff --git a/xorg-server/hw/dmx/input/lnx-ms.c b/xorg-server/hw/dmx/input/lnx-ms.c
index 549df46e2..e6d203c4b 100644
--- a/xorg-server/hw/dmx/input/lnx-ms.c
+++ b/xorg-server/hw/dmx/input/lnx-ms.c
@@ -1,321 +1,321 @@
-/* Portions of this file were derived from the following files:
- *
- **********************************************************************
- *
- * Xserver/hw/kdrive/linux/ms.c
- *
- * Copyright (c) 2001 by Juliusz Chroboczek
- * Copyright (c) 1999 by Keith Packard
- *
- * 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 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 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
- * NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS
- * 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.
- *
- */
-
-/*
- * Copyright 2001-2003 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 code implements a low-level device driver for a serial MS mouse.
- * The code is derived from code by Juliusz Chroboczek and Keith Packard
- * (see the source code for complete references). */
-
-#ifdef HAVE_DMX_CONFIG_H
-#include <dmx-config.h>
-#endif
-
-#include "inputstr.h"
-#include <X11/Xos.h>
-#include <errno.h>
-#include <termios.h>
-
-/*****************************************************************************/
-/* 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 "dmxinputinit.h"
-#include "lnx-ms.h"
-
-#define GETPRIV myPrivate *priv \
- = ((DMXLocalInputInfoPtr)(pDev->devicePrivate))->private
-
-#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 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. */
-/*****************************************************************************/
-
-/* Private area for MS mouse devices. */
-typedef struct _myPrivate {
- DeviceIntPtr pMouse;
- int fd;
- struct termios tty;
- enum {
- button1 = 0x0001,
- button2 = 0x0002,
- button3 = 0x0004,
- button4 = 0x0008,
- button5 = 0x0010
- } buttons;
-} myPrivate;
-
-static int msLinuxReadBytes(int fd, unsigned char *buf, int len, int min)
-{
- int n, tot;
- fd_set set;
- struct timeval tv;
-
- tot = 0;
- while (len) {
- n = read(fd, buf, len);
- if (n > 0) {
- tot += n;
- buf += n;
- len -= n;
- }
- if (tot % min == 0) break;
- FD_ZERO(&set);
- FD_SET(fd, &set);
- tv.tv_sec = 0;
- tv.tv_usec = 100 * 1000;
- n = select(fd + 1, &set, 0, 0, &tv);
- if (n <= 0) break;
- }
- return tot;
-}
-
-static void msLinuxButton(DevicePtr pDev, ENQUEUEPROC enqueue, int buttons,
- BLOCK block)
-{
- GETPRIV;
-
-#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)
-
- if ((buttons & button1) && !(priv->buttons & button1)) PRESS(1);
- if (!(buttons & button1) && (priv->buttons & button1)) RELEASE(1);
-
- if ((buttons & button2) && !(priv->buttons & button2)) PRESS(2);
- if (!(buttons & button2) && (priv->buttons & button2)) RELEASE(2);
-
- if ((buttons & button3) && !(priv->buttons & button3)) PRESS(3);
- if (!(buttons & button3) && (priv->buttons & button3)) RELEASE(3);
-
- if ((buttons & button4) && !(priv->buttons & button4)) PRESS(4);
- if (!(buttons & button4) && (priv->buttons & button4)) RELEASE(4);
-
- if ((buttons & button5) && !(priv->buttons & button5)) PRESS(5);
- if (!(buttons & button5) && (priv->buttons & button5)) RELEASE(5);
-
- priv->buttons = buttons;
-}
-
-/** Read an event from the \a pDev device. If the event is a motion
- * event, enqueue it with the \a motion function. Otherwise, check for
- * special keys with the \a checkspecial function and 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. */
-void msLinuxRead(DevicePtr pDev,
- MOTIONPROC motion,
- ENQUEUEPROC enqueue,
- CHECKPROC checkspecial,
- BLOCK block)
-{
- GETPRIV;
- unsigned char buf[3 * 200]; /* RATS: Use ok */
- unsigned char *b;
- int n;
- int dx, dy, v[2];
-
- while ((n = msLinuxReadBytes(priv->fd, buf, sizeof(buf), 3)) > 0) {
- b = buf;
- while (n >= 3) {
- dx = (char)(((b[0] & 0x03) << 6) | (b[1] & 0x3f));
- dy = (char)(((b[0] & 0x0c) << 4) | (b[2] & 0x3f));
- v[0] = -dx;
- v[1] = -dy;
-
- motion(pDev, v, 0, 2, 1, block);
- msLinuxButton(pDev, enqueue, (((b[0] & 0x10) ? button3 : 0)
- | ((b[0] & 0x20) ? button1 : 0)),
- block);
- n -= 3;
- b += 3;
- }
- }
-}
-
-/** Initialize \a pDev. */
-void msLinuxInit(DevicePtr pDev)
-{
- GETPRIV;
- const char *names[] = { "/dev/serialmouse", "/dev/mouse", NULL };
- int i;
-
- if (priv->fd >=0) return;
-
- for (i = 0; names[i]; i++) {
- if ((priv->fd = open(names[i], O_RDWR | O_NONBLOCK, 0)) >= 0) break;
- }
- if (priv->fd < 0)
- FATAL1("msLinuxInit: Cannot open mouse port (%s)\n",
- strerror(errno));
-
- if (!isatty(priv->fd))
- FATAL1("msLinuxInit: Mouse port %s is not a tty\n", names[i]);
-
- if (tcgetattr(priv->fd, &priv->tty) < 0)
- FATAL1("msLinuxInit: tcgetattr failed (%s)\n", strerror(errno));
-
- write(priv->fd, "*n", 2); /* 1200 baud */
- usleep(100000);
-}
-
-/** Turn \a pDev on (i.e., take input from \a pDev). */
-int msLinuxOn(DevicePtr pDev)
-{
- GETPRIV;
- struct termios nTty;
-
- if (priv->fd < 0) msLinuxInit(pDev);
-
- nTty = priv->tty;
- nTty.c_iflag &= ~(IGNBRK | BRKINT | PARMRK | ISTRIP | INLCR
- | IGNCR | ICRNL | IXON | IXOFF);
- nTty.c_oflag &= ~OPOST;
- nTty.c_lflag &= ~(ECHO | ECHONL | ICANON | ISIG | IEXTEN);
- nTty.c_cflag &= ~(CSIZE | PARENB);
- nTty.c_cflag |= CS8 | CLOCAL | CSTOPB;
- nTty.c_cc[VTIME] = 0;
- nTty.c_cc[VMIN] = 1;
- cfsetispeed (&nTty, B1200);
- cfsetospeed (&nTty, B1200);
- if (tcsetattr(priv->fd, TCSANOW, &nTty) < 0)
- FATAL1("msLinuxInit: tcsetattr failed (%s)\n", strerror(errno));
- write(priv->fd, "*V", 2); /* 2 button 3 byte protocol */
- return priv->fd;
-}
-
-/** Turn \a pDev off (i.e., stop taking input from \a pDev). */
-void msLinuxOff(DevicePtr pDev)
-{
- GETPRIV;
-
- tcsetattr(priv->fd, TCSANOW, &priv->tty);
- close(priv->fd);
- priv->fd = -1;
-}
-
-static void msLinuxGetMap(DevicePtr pDev, unsigned char *map, int *nButtons)
-{
- int i;
-
- if (nButtons) *nButtons = 3;
- if (map) for (i = 0; i <= *nButtons; i++) map[i] = i;
-}
-
-/** Currently unused hook called prior to an VT switch. */
-void msLinuxVTPreSwitch(pointer p)
-{
-}
-
-/** Currently unused hook called after returning from a VT switch. */
-void msLinuxVTPostSwitch(pointer p)
-{
-}
-
-/** Create a private structure for use within this file. */
-pointer msLinuxCreatePrivate(DeviceIntPtr pMouse)
-{
- myPrivate *priv = calloc(1, sizeof(*priv));
- priv->fd = -1;
- priv->pMouse = pMouse;
- return priv;
-}
-
-/** Destroy a private structure. */
-void msLinuxDestroyPrivate(pointer priv)
-{
- if (priv) free(priv);
-}
-
-/** Fill the \a info structure with information needed to initialize \a
- * pDev. */
-void msLinuxGetInfo(DevicePtr pDev, DMXLocalInitInfoPtr info)
-{
- info->buttonClass = 1;
- msLinuxGetMap(pDev, info->map, &info->numButtons);
- info->valuatorClass = 1;
- info->numRelAxes = 2;
- info->minval[0] = 0;
- info->maxval[0] = 0;
- info->res[0] = 1;
- info->minres[0] = 0;
- info->maxres[0] = 1;
- info->ptrFeedbackClass = 1;
-}
+/* Portions of this file were derived from the following files:
+ *
+ **********************************************************************
+ *
+ * Xserver/hw/kdrive/linux/ms.c
+ *
+ * Copyright (c) 2001 by Juliusz Chroboczek
+ * Copyright (c) 1999 by Keith Packard
+ *
+ * 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 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 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
+ * NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS
+ * 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.
+ *
+ */
+
+/*
+ * Copyright 2001-2003 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 code implements a low-level device driver for a serial MS mouse.
+ * The code is derived from code by Juliusz Chroboczek and Keith Packard
+ * (see the source code for complete references). */
+
+#ifdef HAVE_DMX_CONFIG_H
+#include <dmx-config.h>
+#endif
+
+#include "inputstr.h"
+#include <X11/Xos.h>
+#include <errno.h>
+#include <termios.h>
+
+/*****************************************************************************/
+/* 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 "dmxinputinit.h"
+#include "lnx-ms.h"
+
+#define GETPRIV myPrivate *priv \
+ = ((DMXLocalInputInfoPtr)(pDev->devicePrivate))->private
+
+#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 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. */
+/*****************************************************************************/
+
+/* Private area for MS mouse devices. */
+typedef struct _myPrivate {
+ DeviceIntPtr pMouse;
+ int fd;
+ struct termios tty;
+ enum {
+ button1 = 0x0001,
+ button2 = 0x0002,
+ button3 = 0x0004,
+ button4 = 0x0008,
+ button5 = 0x0010
+ } buttons;
+} myPrivate;
+
+static int msLinuxReadBytes(int fd, unsigned char *buf, int len, int min)
+{
+ int n, tot;
+ fd_set set;
+ struct timeval tv;
+
+ tot = 0;
+ while (len) {
+ n = read(fd, buf, len);
+ if (n > 0) {
+ tot += n;
+ buf += n;
+ len -= n;
+ }
+ if (tot % min == 0) break;
+ FD_ZERO(&set);
+ FD_SET(fd, &set);
+ tv.tv_sec = 0;
+ tv.tv_usec = 100 * 1000;
+ n = select(fd + 1, &set, 0, 0, &tv);
+ if (n <= 0) break;
+ }
+ return tot;
+}
+
+static void msLinuxButton(DevicePtr pDev, ENQUEUEPROC enqueue, int buttons,
+ BLOCK block)
+{
+ GETPRIV;
+
+#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)
+
+ if ((buttons & button1) && !(priv->buttons & button1)) PRESS(1);
+ if (!(buttons & button1) && (priv->buttons & button1)) RELEASE(1);
+
+ if ((buttons & button2) && !(priv->buttons & button2)) PRESS(2);
+ if (!(buttons & button2) && (priv->buttons & button2)) RELEASE(2);
+
+ if ((buttons & button3) && !(priv->buttons & button3)) PRESS(3);
+ if (!(buttons & button3) && (priv->buttons & button3)) RELEASE(3);
+
+ if ((buttons & button4) && !(priv->buttons & button4)) PRESS(4);
+ if (!(buttons & button4) && (priv->buttons & button4)) RELEASE(4);
+
+ if ((buttons & button5) && !(priv->buttons & button5)) PRESS(5);
+ if (!(buttons & button5) && (priv->buttons & button5)) RELEASE(5);
+
+ priv->buttons = buttons;
+}
+
+/** Read an event from the \a pDev device. If the event is a motion
+ * event, enqueue it with the \a motion function. Otherwise, check for
+ * special keys with the \a checkspecial function and 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. */
+void msLinuxRead(DevicePtr pDev,
+ MOTIONPROC motion,
+ ENQUEUEPROC enqueue,
+ CHECKPROC checkspecial,
+ BLOCK block)
+{
+ GETPRIV;
+ unsigned char buf[3 * 200]; /* RATS: Use ok */
+ unsigned char *b;
+ int n;
+ int dx, dy, v[2];
+
+ while ((n = msLinuxReadBytes(priv->fd, buf, sizeof(buf), 3)) > 0) {
+ b = buf;
+ while (n >= 3) {
+ dx = (char)(((b[0] & 0x03) << 6) | (b[1] & 0x3f));
+ dy = (char)(((b[0] & 0x0c) << 4) | (b[2] & 0x3f));
+ v[0] = -dx;
+ v[1] = -dy;
+
+ motion(pDev, v, 0, 2, 1, block);
+ msLinuxButton(pDev, enqueue, (((b[0] & 0x10) ? button3 : 0)
+ | ((b[0] & 0x20) ? button1 : 0)),
+ block);
+ n -= 3;
+ b += 3;
+ }
+ }
+}
+
+/** Initialize \a pDev. */
+void msLinuxInit(DevicePtr pDev)
+{
+ GETPRIV;
+ const char *names[] = { "/dev/serialmouse", "/dev/mouse", NULL };
+ int i;
+
+ if (priv->fd >=0) return;
+
+ for (i = 0; names[i]; i++) {
+ if ((priv->fd = open(names[i], O_RDWR | O_NONBLOCK, 0)) >= 0) break;
+ }
+ if (priv->fd < 0)
+ FATAL1("msLinuxInit: Cannot open mouse port (%s)\n",
+ strerror(errno));
+
+ if (!isatty(priv->fd))
+ FATAL1("msLinuxInit: Mouse port %s is not a tty\n", names[i]);
+
+ if (tcgetattr(priv->fd, &priv->tty) < 0)
+ FATAL1("msLinuxInit: tcgetattr failed (%s)\n", strerror(errno));
+
+ write(priv->fd, "*n", 2); /* 1200 baud */
+ usleep(100000);
+}
+
+/** Turn \a pDev on (i.e., take input from \a pDev). */
+int msLinuxOn(DevicePtr pDev)
+{
+ GETPRIV;
+ struct termios nTty;
+
+ if (priv->fd < 0) msLinuxInit(pDev);
+
+ nTty = priv->tty;
+ nTty.c_iflag &= ~(IGNBRK | BRKINT | PARMRK | ISTRIP | INLCR
+ | IGNCR | ICRNL | IXON | IXOFF);
+ nTty.c_oflag &= ~OPOST;
+ nTty.c_lflag &= ~(ECHO | ECHONL | ICANON | ISIG | IEXTEN);
+ nTty.c_cflag &= ~(CSIZE | PARENB);
+ nTty.c_cflag |= CS8 | CLOCAL | CSTOPB;
+ nTty.c_cc[VTIME] = 0;
+ nTty.c_cc[VMIN] = 1;
+ cfsetispeed (&nTty, B1200);
+ cfsetospeed (&nTty, B1200);
+ if (tcsetattr(priv->fd, TCSANOW, &nTty) < 0)
+ FATAL1("msLinuxInit: tcsetattr failed (%s)\n", strerror(errno));
+ write(priv->fd, "*V", 2); /* 2 button 3 byte protocol */
+ return priv->fd;
+}
+
+/** Turn \a pDev off (i.e., stop taking input from \a pDev). */
+void msLinuxOff(DevicePtr pDev)
+{
+ GETPRIV;
+
+ tcsetattr(priv->fd, TCSANOW, &priv->tty);
+ close(priv->fd);
+ priv->fd = -1;
+}
+
+static void msLinuxGetMap(DevicePtr pDev, unsigned char *map, int *nButtons)
+{
+ int i;
+
+ if (nButtons) *nButtons = 3;
+ if (map) for (i = 0; i <= *nButtons; i++) map[i] = i;
+}
+
+/** Currently unused hook called prior to an VT switch. */
+void msLinuxVTPreSwitch(pointer p)
+{
+}
+
+/** Currently unused hook called after returning from a VT switch. */
+void msLinuxVTPostSwitch(pointer p)
+{
+}
+
+/** Create a private structure for use within this file. */
+pointer msLinuxCreatePrivate(DeviceIntPtr pMouse)
+{
+ myPrivate *priv = calloc(1, sizeof(*priv));
+ priv->fd = -1;
+ priv->pMouse = pMouse;
+ return priv;
+}
+
+/** Destroy a private structure. */
+void msLinuxDestroyPrivate(pointer priv)
+{
+ free(priv);
+}
+
+/** Fill the \a info structure with information needed to initialize \a
+ * pDev. */
+void msLinuxGetInfo(DevicePtr pDev, DMXLocalInitInfoPtr info)
+{
+ info->buttonClass = 1;
+ msLinuxGetMap(pDev, info->map, &info->numButtons);
+ info->valuatorClass = 1;
+ info->numRelAxes = 2;
+ info->minval[0] = 0;
+ info->maxval[0] = 0;
+ info->res[0] = 1;
+ info->minres[0] = 0;
+ info->maxres[0] = 1;
+ info->ptrFeedbackClass = 1;
+}