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nats.zig/deps/nats.c/doc/html/group__libevent_functions.html
torque 41fbdf886b
git subrepo pull --branch=v3.7.0 deps/nats.c 
subrepo:
  subdir:   "deps/nats.c"
  merged:   "5d057f6"
upstream:
  origin:   "https://github.com/nats-io/nats.c.git"
  branch:   "v3.7.0"
  commit:   "5d057f6"
git-subrepo:
  version:  "0.4.6"
  commit:   "affc4c01a"
2023-10-14 13:22:13 -07:00

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&#160;<span id="projectnumber">3.7.0</span>
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<div id="projectbrief">The nats.io C Client, Supported by Synadia Communications Inc.</div>
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<a href="#func-members">Functions</a> </div>
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Functions</h2></td></tr>
<tr class="memitem:ga195d269473332931fd0fede0bac3309e" id="r_ga195d269473332931fd0fede0bac3309e"><td class="memItemLeft" align="right" valign="top">void&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="group__libevent_functions.html#ga195d269473332931fd0fede0bac3309e">natsLibevent_Init</a> (void)</td></tr>
<tr class="memdesc:ga195d269473332931fd0fede0bac3309e"><td class="mdescLeft">&#160;</td><td class="mdescRight">Initialize the adapter. <br /></td></tr>
<tr class="separator:ga195d269473332931fd0fede0bac3309e"><td class="memSeparator" colspan="2">&#160;</td></tr>
<tr class="memitem:ga30c00f21a5251ee9fde09c1f2b429cd2" id="r_ga30c00f21a5251ee9fde09c1f2b429cd2"><td class="memItemLeft" align="right" valign="top"><a class="el" href="status_8h.html#a36c934157b663b7b5fb5d6609c897c80">natsStatus</a>&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="group__libevent_functions.html#ga30c00f21a5251ee9fde09c1f2b429cd2">natsLibevent_Attach</a> (void **userData, void *loop, <a class="el" href="group__types_group.html#gaf88dca0a18efb5c5e994d265a9f04aec">natsConnection</a> *nc, <a class="el" href="nats_8h.html#af798865ac824e5959987de0fe8d07383">natsSock</a> socket)</td></tr>
<tr class="memdesc:ga30c00f21a5251ee9fde09c1f2b429cd2"><td class="mdescLeft">&#160;</td><td class="mdescRight">Attach a connection to the given event loop. <br /></td></tr>
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<tr class="memdesc:ga8a14ce23b4f6ba3bf63369961f9a5552"><td class="mdescLeft">&#160;</td><td class="mdescRight">Start or stop polling on READ events. <br /></td></tr>
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<tr class="memdesc:ga7ac99f326a59e5663ff66f5023c87091"><td class="mdescLeft">&#160;</td><td class="mdescRight">Start or stop polling on WRITE events. <br /></td></tr>
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<tr class="memdesc:gaac76f5937329a8650f69c6bd8af36cd5"><td class="mdescLeft">&#160;</td><td class="mdescRight">The connection is closed, it can be safely detached. <br /></td></tr>
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<a name="details" id="details"></a><h2 class="groupheader">Detailed Description</h2>
<p>Adapter to plug a <code>NATS</code> connection to a <code>libevent</code> event loop. </p>
<h2 class="groupheader">Function Documentation</h2>
<a id="ga195d269473332931fd0fede0bac3309e" name="ga195d269473332931fd0fede0bac3309e"></a>
<h2 class="memtitle"><span class="permalink"><a href="#ga195d269473332931fd0fede0bac3309e">&#9670;&#160;</a></span>natsLibevent_Init()</h2>
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<td class="memname">void natsLibevent_Init </td>
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<p>Needs to be called once so that the adapter can initialize some state. </p>
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<h2 class="memtitle"><span class="permalink"><a href="#ga30c00f21a5251ee9fde09c1f2b429cd2">&#9670;&#160;</a></span>natsLibevent_Attach()</h2>
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<td class="memname"><a class="el" href="status_8h.html#a36c934157b663b7b5fb5d6609c897c80">natsStatus</a> natsLibevent_Attach </td>
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<td class="paramtype">void **&#160;</td>
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<p>This callback is invoked after <code>NATS</code> library has connected, or reconnected. For a reconnect event, <code>*userData</code> will not be <code>NULL</code>. This function will start polling on READ events for the given <code>socket</code>.</p>
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<tr><td class="paramname">loop</td><td>the event loop as a generic pointer. Cast to appropriate type. </td></tr>
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<h2 class="memtitle"><span class="permalink"><a href="#ga8a14ce23b4f6ba3bf63369961f9a5552">&#9670;&#160;</a></span>natsLibevent_Read()</h2>
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<td class="memname"><a class="el" href="status_8h.html#a36c934157b663b7b5fb5d6609c897c80">natsStatus</a> natsLibevent_Read </td>
<td>(</td>
<td class="paramtype">void *&#160;</td>
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<p>This callback is invoked to notify that the event library should start or stop polling for READ events.</p>
<dl class="params"><dt>Parameters</dt><dd>
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<tr><td class="paramname">userData</td><td>the user object created in <a class="el" href="group__libevent_functions.html#ga30c00f21a5251ee9fde09c1f2b429cd2" title="Attach a connection to the given event loop.">natsLibevent_Attach</a> </td></tr>
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<a id="ga7ac99f326a59e5663ff66f5023c87091" name="ga7ac99f326a59e5663ff66f5023c87091"></a>
<h2 class="memtitle"><span class="permalink"><a href="#ga7ac99f326a59e5663ff66f5023c87091">&#9670;&#160;</a></span>natsLibevent_Write()</h2>
<div class="memitem">
<div class="memproto">
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<tr>
<td class="memname"><a class="el" href="status_8h.html#a36c934157b663b7b5fb5d6609c897c80">natsStatus</a> natsLibevent_Write </td>
<td>(</td>
<td class="paramtype">void *&#160;</td>
<td class="paramname"><em>userData</em>, </td>
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<td class="paramkey"></td>
<td></td>
<td class="paramtype">bool&#160;</td>
<td class="paramname"><em>add</em>&#160;</td>
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<td>)</td>
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<p>This callback is invoked to notify that the event library should start or stop polling for WRITE events.</p>
<dl class="params"><dt>Parameters</dt><dd>
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<tr><td class="paramname">userData</td><td>the user object created in <a class="el" href="group__libevent_functions.html#ga30c00f21a5251ee9fde09c1f2b429cd2" title="Attach a connection to the given event loop.">natsLibevent_Attach</a> </td></tr>
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<a id="gaac76f5937329a8650f69c6bd8af36cd5" name="gaac76f5937329a8650f69c6bd8af36cd5"></a>
<h2 class="memtitle"><span class="permalink"><a href="#gaac76f5937329a8650f69c6bd8af36cd5">&#9670;&#160;</a></span>natsLibevent_Detach()</h2>
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<div class="memproto">
<table class="memname">
<tr>
<td class="memname"><a class="el" href="status_8h.html#a36c934157b663b7b5fb5d6609c897c80">natsStatus</a> natsLibevent_Detach </td>
<td>(</td>
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<td class="paramname"><em>userData</em></td><td>)</td>
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<p>When a connection is closed (not disconnected, pending a reconnect), this callback will be invoked. This is the opportunity to cleanup the state maintained by the adapter for this connection.</p>
<dl class="params"><dt>Parameters</dt><dd>
<table class="params">
<tr><td class="paramname">userData</td><td>the user object created in <a class="el" href="group__libevent_functions.html#ga30c00f21a5251ee9fde09c1f2b429cd2" title="Attach a connection to the given event loop.">natsLibevent_Attach</a> </td></tr>
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