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<a href="signal_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="preprocessor">#pragma once</span></div><div class="line"><a name="l00002"></a><span class="lineno"> 2</span> </div><div class="line"><a name="l00003"></a><span class="lineno"> 3</span> <span class="preprocessor">#include <stdint.h></span></div><div class="line"><a name="l00004"></a><span class="lineno"> 4</span> </div><div class="line"><a name="l00010"></a><span class="lineno"> 10</span> <span class="comment">/* subsystem signaling numbers: we split the numberspace for applications and</span></div><div class="line"><a name="l00011"></a><span class="lineno"> 11</span> <span class="comment"> * libraries: from 0 to UINT_MAX/2 for applications, from UINT_MAX/2 to</span></div><div class="line"><a name="l00012"></a><span class="lineno"> 12</span> <span class="comment"> * UINT_MAX for libraries. */</span></div><div class="line"><a name="l00013"></a><span class="lineno"> 13</span> <span class="preprocessor">#define OSMO_SIGNAL_SS_APPS 0</span></div><div class="line"><a name="l00014"></a><span class="lineno"> 14</span> <span class="preprocessor">#define OSMO_SIGNAL_SS_RESERVED 2147483648u</span></div><div class="line"><a name="l00015"></a><span class="lineno"> 15</span> </div><div class="line"><a name="l00017"></a><span class="lineno"> 17</span> <span class="keyword">enum</span> {</div><div class="line"><a name="l00018"></a><span class="lineno"> 18</span>  SS_L_GLOBAL = OSMO_SIGNAL_SS_RESERVED,</div><div class="line"><a name="l00019"></a><span class="lineno"> 19</span>  SS_L_INPUT,</div><div class="line"><a name="l00020"></a><span class="lineno"> 20</span>  SS_L_NS,</div><div class="line"><a name="l00021"></a><span class="lineno"> 21</span>  SS_L_VTY,</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> </div><div class="line"><a name="l00024"></a><span class="lineno"> 24</span> <span class="comment">/* application-defined signal types. */</span></div><div class="line"><a name="l00025"></a><span class="lineno"> 25</span> <span class="preprocessor">#define OSMO_SIGNAL_T_APPS 0</span></div><div class="line"><a name="l00026"></a><span class="lineno"> 26</span> <span class="preprocessor">#define OSMO_SIGNAL_T_RESERVED 2147483648u</span></div><div class="line"><a name="l00027"></a><span class="lineno"> 27</span> </div><div class="line"><a name="l00029"></a><span class="lineno"> 29</span> <span class="keyword">enum</span> {</div><div class="line"><a name="l00030"></a><span class="lineno"> 30</span>  S_L_GLOBAL_SHUTDOWN = OSMO_SIGNAL_T_RESERVED,</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> </div><div class="line"><a name="l00034"></a><span class="lineno"><a class="line" href="group__signal.html#gae1e33b4b31b9aa6d224de68053dcb1ce"> 34</a></span> <span class="keyword">typedef</span> <span class="keywordtype">int</span> <a class="code" href="group__signal.html#gae1e33b4b31b9aa6d224de68053dcb1ce">osmo_signal_cbfn</a>(<span class="keywordtype">unsigned</span> <span class="keywordtype">int</span> subsys, <span class="keywordtype">unsigned</span> <span class="keywordtype">int</span> signal, <span class="keywordtype">void</span> *handler_data, <span class="keywordtype">void</span> *signal_data);</div><div class="line"><a name="l00035"></a><span class="lineno"> 35</span> </div><div class="line"><a name="l00036"></a><span class="lineno"> 36</span> </div><div class="line"><a name="l00037"></a><span class="lineno"> 37</span> <span class="comment">/* Management */</span></div><div class="line"><a name="l00038"></a><span class="lineno"> 38</span> <span class="keywordtype">int</span> <a class="code" href="group__signal.html#ga34e5e27e85ffdaa63744cf9e97468807">osmo_signal_register_handler</a>(<span class="keywordtype">unsigned</span> <span class="keywordtype">int</span> subsys, <a class="code" href="group__signal.html#gae1e33b4b31b9aa6d224de68053dcb1ce">osmo_signal_cbfn</a> *cbfn, <span class="keywordtype">void</span> *<a class="code" href="structosmo__fd.html#aac6e436124d82cfc17e88b469c6fece8">data</a>);</div><div class="line"><a name="l00039"></a><span class="lineno"> 39</span> <span class="keywordtype">void</span> <a class="code" href="group__signal.html#ga62da9d737e40883ac0d15b7b3bc049fb">osmo_signal_unregister_handler</a>(<span class="keywordtype">unsigned</span> <span class="keywordtype">int</span> subsys, <a class="code" href="group__signal.html#gae1e33b4b31b9aa6d224de68053dcb1ce">osmo_signal_cbfn</a> *cbfn, <span class="keywordtype">void</span> *<a class="code" href="structosmo__fd.html#aac6e436124d82cfc17e88b469c6fece8">data</a>);</div><div class="line"><a name="l00040"></a><span class="lineno"> 40</span> </div><div class="line"><a name="l00041"></a><span class="lineno"> 41</span> <span class="comment">/* Dispatch */</span></div><div class="line"><a name="l00042"></a><span class="lineno"> 42</span> <span class="keywordtype">void</span> <a class="code" href="group__signal.html#ga8eb0fdf74d9ae54383b10cb88792a008">osmo_signal_dispatch</a>(<span class="keywordtype">unsigned</span> <span class="keywordtype">int</span> subsys, <span class="keywordtype">unsigned</span> <span class="keywordtype">int</span> signal, <span class="keywordtype">void</span> *signal_data);</div><div class="line"><a name="l00043"></a><span class="lineno"> 43</span> </div><div class="ttc" id="group__signal_html_ga62da9d737e40883ac0d15b7b3bc049fb"><div class="ttname"><a href="group__signal.html#ga62da9d737e40883ac0d15b7b3bc049fb">osmo_signal_unregister_handler</a></div><div class="ttdeci">void osmo_signal_unregister_handler(unsigned int subsys, osmo_signal_cbfn *cbfn, void *data)</div><div class="ttdoc">Unregister signal handler. </div><div class="ttdef"><b>Definition:</b> signal.c:77</div></div>
<div class="ttc" id="structosmo__fd_html_aac6e436124d82cfc17e88b469c6fece8"><div class="ttname"><a href="structosmo__fd.html#aac6e436124d82cfc17e88b469c6fece8">osmo_fd::data</a></div><div class="ttdeci">void * data</div><div class="ttdef"><b>Definition:</b> select.h:33</div></div>
<div class="ttc" id="group__signal_html_gae1e33b4b31b9aa6d224de68053dcb1ce"><div class="ttname"><a href="group__signal.html#gae1e33b4b31b9aa6d224de68053dcb1ce">osmo_signal_cbfn</a></div><div class="ttdeci">int osmo_signal_cbfn(unsigned int subsys, unsigned int signal, void *handler_data, void *signal_data)</div><div class="ttdef"><b>Definition:</b> signal.h:34</div></div>
<div class="ttc" id="group__signal_html_ga34e5e27e85ffdaa63744cf9e97468807"><div class="ttname"><a href="group__signal.html#ga34e5e27e85ffdaa63744cf9e97468807">osmo_signal_register_handler</a></div><div class="ttdeci">int osmo_signal_register_handler(unsigned int subsys, osmo_signal_cbfn *cbfn, void *data)</div><div class="ttdoc">Register a new signal handler. </div><div class="ttdef"><b>Definition:</b> signal.c:50</div></div>
<div class="ttc" id="group__signal_html_ga8eb0fdf74d9ae54383b10cb88792a008"><div class="ttname"><a href="group__signal.html#ga8eb0fdf74d9ae54383b10cb88792a008">osmo_signal_dispatch</a></div><div class="ttdeci">void osmo_signal_dispatch(unsigned int subsys, unsigned int signal, void *signal_data)</div><div class="ttdoc">dispatch (deliver) a new signal to all registered handlers </div><div class="ttdef"><b>Definition:</b> signal.c:97</div></div>
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