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<div class="title">libevdev-uinput.h</div> </div>
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<a href="libevdev-uinput_8h.html">Go to the documentation of this file.</a><div class="fragment"><div class="line"><a name="l00001"></a><span class="lineno"> 1</span> <span class="comment">/*</span></div><div class="line"><a name="l00002"></a><span class="lineno"> 2</span> <span class="comment"> * Copyright © 2013 Red Hat, Inc.</span></div><div class="line"><a name="l00003"></a><span class="lineno"> 3</span> <span class="comment"> *</span></div><div class="line"><a name="l00004"></a><span class="lineno"> 4</span> <span class="comment"> * Permission to use, copy, modify, distribute, and sell this software and its</span></div><div class="line"><a name="l00005"></a><span class="lineno"> 5</span> <span class="comment"> * documentation for any purpose is hereby granted without fee, provided that</span></div><div class="line"><a name="l00006"></a><span class="lineno"> 6</span> <span class="comment"> * the above copyright notice appear in all copies and that both that copyright</span></div><div class="line"><a name="l00007"></a><span class="lineno"> 7</span> <span class="comment"> * notice and this permission notice appear in supporting documentation, and</span></div><div class="line"><a name="l00008"></a><span class="lineno"> 8</span> <span class="comment"> * that the name of the copyright holders not be used in advertising or</span></div><div class="line"><a name="l00009"></a><span class="lineno"> 9</span> <span class="comment"> * publicity pertaining to distribution of the software without specific,</span></div><div class="line"><a name="l00010"></a><span class="lineno"> 10</span> <span class="comment"> * written prior permission. The copyright holders make no representations</span></div><div class="line"><a name="l00011"></a><span class="lineno"> 11</span> <span class="comment"> * about the suitability of this software for any purpose. It is provided "as</span></div><div class="line"><a name="l00012"></a><span class="lineno"> 12</span> <span class="comment"> * is" without express or implied warranty.</span></div><div class="line"><a name="l00013"></a><span class="lineno"> 13</span> <span class="comment"> *</span></div><div class="line"><a name="l00014"></a><span class="lineno"> 14</span> <span class="comment"> * THE COPYRIGHT HOLDERS DISCLAIM ALL WARRANTIES WITH REGARD TO THIS SOFTWARE,</span></div><div class="line"><a name="l00015"></a><span class="lineno"> 15</span> <span class="comment"> * INCLUDING ALL IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS, IN NO</span></div><div class="line"><a name="l00016"></a><span class="lineno"> 16</span> <span class="comment"> * EVENT SHALL THE COPYRIGHT HOLDERS BE LIABLE FOR ANY SPECIAL, INDIRECT OR</span></div><div class="line"><a name="l00017"></a><span class="lineno"> 17</span> <span class="comment"> * CONSEQUENTIAL DAMAGES OR ANY DAMAGES WHATSOEVER RESULTING FROM LOSS OF USE,</span></div><div class="line"><a name="l00018"></a><span class="lineno"> 18</span> <span class="comment"> * DATA OR PROFITS, WHETHER IN AN ACTION OF CONTRACT, NEGLIGENCE OR OTHER</span></div><div class="line"><a name="l00019"></a><span class="lineno"> 19</span> <span class="comment"> * TORTIOUS ACTION, ARISING OUT OF OR IN CONNECTION WITH THE USE OR PERFORMANCE</span></div><div class="line"><a name="l00020"></a><span class="lineno"> 20</span> <span class="comment"> * OF THIS SOFTWARE.</span></div><div class="line"><a name="l00021"></a><span class="lineno"> 21</span> <span class="comment"> */</span></div><div class="line"><a name="l00022"></a><span class="lineno"> 22</span> </div><div class="line"><a name="l00023"></a><span class="lineno"> 23</span> <span class="preprocessor">#ifndef LIBEVDEV_UINPUT_H</span></div><div class="line"><a name="l00024"></a><span class="lineno"> 24</span> <span class="preprocessor">#define LIBEVDEV_UINPUT_H</span></div><div class="line"><a name="l00025"></a><span class="lineno"> 25</span> </div><div class="line"><a name="l00026"></a><span class="lineno"> 26</span> <span class="preprocessor">#ifdef __cplusplus</span></div><div class="line"><a name="l00027"></a><span class="lineno"> 27</span> <span class="keyword">extern</span> <span class="stringliteral">"C"</span> {</div><div class="line"><a name="l00028"></a><span class="lineno"> 28</span> <span class="preprocessor">#endif</span></div><div class="line"><a name="l00029"></a><span class="lineno"> 29</span> </div><div class="line"><a name="l00030"></a><span class="lineno"> 30</span> <span class="preprocessor">#include <<a class="code" href="libevdev_8h.html">libevdev/libevdev.h</a>></span></div><div class="line"><a name="l00031"></a><span class="lineno"> 31</span> </div><div class="line"><a name="l00032"></a><span class="lineno"> 32</span> <span class="keyword">struct </span>libevdev_uinput;</div><div class="line"><a name="l00033"></a><span class="lineno"> 33</span> </div><div class="line"><a name="l00109"></a><span class="lineno"><a class="line" href="libevdev-uinput_8h.html#a6546acd3e4fe75a74d91eebf9bbd3d03"> 109</a></span> <span class="keyword">enum</span> <a class="code" href="libevdev-uinput_8h.html#a6546acd3e4fe75a74d91eebf9bbd3d03">libevdev_uinput_open_mode</a> {</div><div class="line"><a name="l00110"></a><span class="lineno"> 110</span>  <span class="comment">/* intentionally -2 to avoid to avoid code like the below from accidentally working:</span></div><div class="line"><a name="l00111"></a><span class="lineno"> 111</span> <span class="comment"> fd = open("/dev/uinput", O_RDWR); // fails, fd is -1</span></div><div class="line"><a name="l00112"></a><span class="lineno"> 112</span> <span class="comment"> libevdev_uinput_create_from_device(dev, fd, &uidev); // may hide the error */</span></div><div class="line"><a name="l00113"></a><span class="lineno"><a class="line" href="libevdev-uinput_8h.html#a6546acd3e4fe75a74d91eebf9bbd3d03adcf2d4de38844ee3a8c830bc3285afad"> 113</a></span>  <a class="code" href="libevdev-uinput_8h.html#a6546acd3e4fe75a74d91eebf9bbd3d03adcf2d4de38844ee3a8c830bc3285afad">LIBEVDEV_UINPUT_OPEN_MANAGED</a> = -2 </div><div class="line"><a name="l00114"></a><span class="lineno"> 114</span> };</div><div class="line"><a name="l00115"></a><span class="lineno"> 115</span> </div><div class="line"><a name="l00150"></a><span class="lineno"> 150</span> <span class="keywordtype">int</span> <a class="code" href="group__uinput.html#gaf14b21301bac9d79c20e890172873b96">libevdev_uinput_create_from_device</a>(<span class="keyword">const</span> <span class="keyword">struct</span> libevdev *dev,</div><div class="line"><a name="l00151"></a><span class="lineno"> 151</span>  <span class="keywordtype">int</span> uinput_fd,</div><div class="line"><a name="l00152"></a><span class="lineno"> 152</span>  <span class="keyword">struct</span> libevdev_uinput **uinput_dev);</div><div class="line"><a name="l00153"></a><span class="lineno"> 153</span> </div><div class="line"><a name="l00165"></a><span class="lineno"> 165</span> <span class="keywordtype">void</span> <a class="code" href="group__uinput.html#ga9dfa58a84eb4c6b97107dcf3fa621329">libevdev_uinput_destroy</a>(<span class="keyword">struct</span> libevdev_uinput *uinput_dev);</div><div class="line"><a name="l00166"></a><span class="lineno"> 166</span> </div><div class="line"><a name="l00180"></a><span class="lineno"> 180</span> <span class="keywordtype">int</span> <a class="code" href="group__uinput.html#ga9cd7fb14a96d4cc14d3dffdcead84c5d">libevdev_uinput_get_fd</a>(<span class="keyword">const</span> <span class="keyword">struct</span> libevdev_uinput *uinput_dev);</div><div class="line"><a name="l00181"></a><span class="lineno"> 181</span> </div><div class="line"><a name="l00203"></a><span class="lineno"> 203</span> <span class="keyword">const</span> <span class="keywordtype">char</span>* <a class="code" href="group__uinput.html#gaacca93061fce57cec0ce3c52e443a427">libevdev_uinput_get_syspath</a>(<span class="keyword">struct</span> libevdev_uinput *uinput_dev);</div><div class="line"><a name="l00204"></a><span class="lineno"> 204</span> </div><div class="line"><a name="l00220"></a><span class="lineno"> 220</span> <span class="keyword">const</span> <span class="keywordtype">char</span>* <a class="code" href="group__uinput.html#ga4c595bcda748b08561e2819fe9b7c2d2">libevdev_uinput_get_devnode</a>(<span class="keyword">struct</span> libevdev_uinput *uinput_dev);</div><div class="line"><a name="l00221"></a><span class="lineno"> 221</span> </div><div class="line"><a name="l00236"></a><span class="lineno"> 236</span> <span class="keywordtype">int</span> <a class="code" href="group__uinput.html#ga4c3c2f5fcd315a28a067f53b9f855fe7">libevdev_uinput_write_event</a>(<span class="keyword">const</span> <span class="keyword">struct</span> libevdev_uinput *uinput_dev,</div><div class="line"><a name="l00237"></a><span class="lineno"> 237</span>  <span class="keywordtype">unsigned</span> <span class="keywordtype">int</span> type,</div><div class="line"><a name="l00238"></a><span class="lineno"> 238</span>  <span class="keywordtype">unsigned</span> <span class="keywordtype">int</span> code,</div><div class="line"><a name="l00239"></a><span class="lineno"> 239</span>  <span class="keywordtype">int</span> value);</div><div class="line"><a name="l00240"></a><span class="lineno"> 240</span> <span class="preprocessor">#ifdef __cplusplus</span></div><div class="line"><a name="l00241"></a><span class="lineno"> 241</span> }</div><div class="line"><a name="l00242"></a><span class="lineno"> 242</span> <span class="preprocessor">#endif</span></div><div class="line"><a name="l00243"></a><span class="lineno"> 243</span> </div><div class="line"><a name="l00244"></a><span class="lineno"> 244</span> <span class="preprocessor">#endif </span><span class="comment">/* LIBEVDEV_UINPUT_H */</span><span class="preprocessor"></span></div><div class="ttc" id="group__uinput_html_ga9cd7fb14a96d4cc14d3dffdcead84c5d"><div class="ttname"><a href="group__uinput.html#ga9cd7fb14a96d4cc14d3dffdcead84c5d">libevdev_uinput_get_fd</a></div><div class="ttdeci">int libevdev_uinput_get_fd(const struct libevdev_uinput *uinput_dev)</div><div class="ttdoc">Return the file descriptor used to create this uinput device.</div></div>
<div class="ttc" id="group__uinput_html_gaf14b21301bac9d79c20e890172873b96"><div class="ttname"><a href="group__uinput.html#gaf14b21301bac9d79c20e890172873b96">libevdev_uinput_create_from_device</a></div><div class="ttdeci">int libevdev_uinput_create_from_device(const struct libevdev *dev, int uinput_fd, struct libevdev_uinput **uinput_dev)</div><div class="ttdoc">Create a uinput device based on the given libevdev device.</div></div>
<div class="ttc" id="group__uinput_html_ga9dfa58a84eb4c6b97107dcf3fa621329"><div class="ttname"><a href="group__uinput.html#ga9dfa58a84eb4c6b97107dcf3fa621329">libevdev_uinput_destroy</a></div><div class="ttdeci">void libevdev_uinput_destroy(struct libevdev_uinput *uinput_dev)</div><div class="ttdoc">Destroy a previously created uinput device and free associated memory.</div></div>
<div class="ttc" id="group__uinput_html_gaacca93061fce57cec0ce3c52e443a427"><div class="ttname"><a href="group__uinput.html#gaacca93061fce57cec0ce3c52e443a427">libevdev_uinput_get_syspath</a></div><div class="ttdeci">const char * libevdev_uinput_get_syspath(struct libevdev_uinput *uinput_dev)</div><div class="ttdoc">Return the syspath representing this uinput device.</div></div>
<div class="ttc" id="libevdev-uinput_8h_html_a6546acd3e4fe75a74d91eebf9bbd3d03adcf2d4de38844ee3a8c830bc3285afad"><div class="ttname"><a href="libevdev-uinput_8h.html#a6546acd3e4fe75a74d91eebf9bbd3d03adcf2d4de38844ee3a8c830bc3285afad">LIBEVDEV_UINPUT_OPEN_MANAGED</a></div><div class="ttdoc">let libevdev open and close /dev/uinput</div><div class="ttdef"><b>Definition:</b> libevdev-uinput.h:113</div></div>
<div class="ttc" id="group__uinput_html_ga4c595bcda748b08561e2819fe9b7c2d2"><div class="ttname"><a href="group__uinput.html#ga4c595bcda748b08561e2819fe9b7c2d2">libevdev_uinput_get_devnode</a></div><div class="ttdeci">const char * libevdev_uinput_get_devnode(struct libevdev_uinput *uinput_dev)</div><div class="ttdoc">Return the device node representing this uinput device.</div></div>
<div class="ttc" id="group__uinput_html_ga4c3c2f5fcd315a28a067f53b9f855fe7"><div class="ttname"><a href="group__uinput.html#ga4c3c2f5fcd315a28a067f53b9f855fe7">libevdev_uinput_write_event</a></div><div class="ttdeci">int libevdev_uinput_write_event(const struct libevdev_uinput *uinput_dev, unsigned int type, unsigned int code, int value)</div><div class="ttdoc">Post an event through the uinput device.</div></div>
<div class="ttc" id="libevdev_8h_html"><div class="ttname"><a href="libevdev_8h.html">libevdev.h</a></div></div>
<div class="ttc" id="libevdev-uinput_8h_html_a6546acd3e4fe75a74d91eebf9bbd3d03"><div class="ttname"><a href="libevdev-uinput_8h.html#a6546acd3e4fe75a74d91eebf9bbd3d03">libevdev_uinput_open_mode</a></div><div class="ttdeci">libevdev_uinput_open_mode</div><div class="ttdef"><b>Definition:</b> libevdev-uinput.h:109</div></div>
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