src/tuio.c

   1 /*
   2  * Copyright (c) 2009 Ryan Huffman
   3  *
   4  * Permission is hereby granted, free of charge, to any person obtaining a copy
   5  * of this software and associated documentation files (the "Software"), to deal
   6  * in the Software without restriction, including without limitation the rights
   7  * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
   8  * copies of the Software, and to permit persons to whom the Software is
   9  * furnished to do so, subject to the following conditions:
  10  *
  11  * The above copyright notice and this permission notice shall be included in
  12  * all copies or substantial portions of the Software.
  13  *
  14  * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
  15  * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
  16  * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
  17  * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
  18  * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
  19  * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
  20  * THE SOFTWARE.
  21  *
  22  * Authors:
  23  *      Ryan Huffman (ryanhuffman@gmail.com)
  24  */
  25
  26 #include <sys/stat.h>
  27 #include <unistd.h>
  28 #include <errno.h>
  29 #include <fcntl.h>
  30
  31 #include <xorg/xf86.h>
  32 #include <xorg-server.h>
  33 #include <xf86Xinput.h>
  34 #include <exevents.h>
  35 #include <xorgVersion.h>
  36 #include <X11/extensions/XIproto.h>
  37 #include <X11/extensions/XInput2.h>
  38 #include <xf86_OSlib.h>
  39 #include <lo/lo.h>
  40
  41 #include "tuio.h"
  42
  43 #ifdef HAVE_CONFIG_H
  44 #include "config.h"
  45 #endif
  46
  47 /* Module Functions */
  48 static pointer
  49 TuioPlug(pointer, pointer, int *, int *);
  50
  51 static void
  52 TuioUnplug(pointer);
  53
  54 /* Driver Function */
  55 static InputInfoPtr
  56 TuioPreInit(InputDriverPtr, IDevPtr, int);
  57
  58 static void
  59 TuioUnInit(InputDriverPtr, InputInfoPtr, int);
  60
  61 static XF86ModuleVersionInfo TuioVersionRec =
  62 {
  63     "tuio",
  64     MODULEVENDORSTRING,
  65     MODINFOSTRING1,
  66     MODINFOSTRING2,
  67     XORG_VERSION_CURRENT,
  68     PACKAGE_VERSION_MAJOR, PACKAGE_VERSION_MINOR, PACKAGE_VERSION_PATCHLEVEL,
  69     ABI_CLASS_XINPUT,
  70     ABI_XINPUT_VERSION,
  71     MOD_CLASS_XINPUT,
  72     {0, 0, 0, 0}
  73 };
  74
  75 _X_EXPORT InputDriverRec TUIO =
  76 {
  77     1,
  78     "tuio",
  79     NULL,
  80     TuioPreInit,
  81     TuioUnInit,
  82     NULL,
  83     0
  84 };
  85
  86 _X_EXPORT XF86ModuleData tuioModuleData =
  87 {
  88     &TuioVersionRec,
  89     TuioPlug,
  90     TuioUnplug
  91 };
  92
  93 static pointer
  94 TuioPlug(pointer        module,
  95           pointer       options,
  96           int           *errmaj,
  97           int           *errmin)
  98 {
  99     xf86AddInputDriver(&TUIO, module, 0);
 100     return module;
 101 }
 102
 103 static void
 104 TuioUnplug(pointer      p)
 105 {
 106 }
 107
 108 static void
 109 TuioReadInput(InputInfoPtr pInfo)
 110 {
 111 }
 112
 113 static int
 114 TuioControl(DeviceIntPtr device, int what)
 115 {
 116     return 1;
 117 }
 118
 119 static InputInfoPtr
 120 TuioPreInit(InputDriverPtr drv, IDevPtr dev, int flags)
 121 {
 122     InputInfoPtr pInfo;
 123     const char *device;
 124
 125     if (!(pInfo = xf86AllocateInput(drv, 0)))
 126         return NULL;
 127
 128     return pInfo;
 129 }
 130
 131 static void
 132 TuioUnInit(InputDriverPtr drv, InputInfoPtr pInfo, int flags)
 133 {
 134 }
 135