You can not select more than 25 topics
Topics must start with a letter or number, can include dashes ('-') and can be up to 35 characters long.
247 lines
13 KiB
247 lines
13 KiB
<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN" "http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd">
|
|
<html xmlns="http://www.w3.org/1999/xhtml">
|
|
<head>
|
|
<meta http-equiv="Content-Type" content="text/xhtml;charset=UTF-8"/>
|
|
<title>Server: src/server/poll.c File Reference</title>
|
|
<link href="tabs.css" rel="stylesheet" type="text/css"/>
|
|
<link href="search/search.css" rel="stylesheet" type="text/css"/>
|
|
<script type="text/javascript" src="search/search.js"></script>
|
|
<link href="navtree.css" rel="stylesheet" type="text/css"/>
|
|
<script type="text/javascript" src="jquery.js"></script>
|
|
<script type="text/javascript" src="navtree.js"></script>
|
|
<script type="text/javascript" src="resize.js"></script>
|
|
<script type="text/javascript">
|
|
$(document).ready(initResizable);
|
|
</script>
|
|
<link href="doxygen.css" rel="stylesheet" type="text/css"/>
|
|
</head>
|
|
<body onload='searchBox.OnSelectItem(0);'>
|
|
<!-- Generated by Doxygen 1.7.3 -->
|
|
<script type="text/javascript"><!--
|
|
var searchBox = new SearchBox("searchBox", "search",false,'Search');
|
|
--></script>
|
|
<div id="top">
|
|
<div id="titlearea">
|
|
<table cellspacing="0" cellpadding="0">
|
|
<tbody>
|
|
<tr style="height: 56px;">
|
|
<td style="padding-left: 0.5em;">
|
|
<div id="projectname">Server <span id="projectnumber">0.0.1</span></div>
|
|
<div id="projectbrief">HTTP/REST server implementation</div>
|
|
</td>
|
|
</tr>
|
|
</tbody>
|
|
</table>
|
|
</div>
|
|
<div id="navrow1" class="tabs">
|
|
<ul class="tablist">
|
|
<li><a href="index.html"><span>Main Page</span></a></li>
|
|
<li><a href="pages.html"><span>Related Pages</span></a></li>
|
|
<li><a href="annotated.html"><span>Data Structures</span></a></li>
|
|
<li class="current"><a href="files.html"><span>Files</span></a></li>
|
|
<li id="searchli">
|
|
<div id="MSearchBox" class="MSearchBoxInactive">
|
|
<span class="left">
|
|
<img id="MSearchSelect" src="search/mag_sel.png"
|
|
onmouseover="return searchBox.OnSearchSelectShow()"
|
|
onmouseout="return searchBox.OnSearchSelectHide()"
|
|
alt=""/>
|
|
<input type="text" id="MSearchField" value="Search" accesskey="S"
|
|
onfocus="searchBox.OnSearchFieldFocus(true)"
|
|
onblur="searchBox.OnSearchFieldFocus(false)"
|
|
onkeyup="searchBox.OnSearchFieldChange(event)"/>
|
|
</span><span class="right">
|
|
<a id="MSearchClose" href="javascript:searchBox.CloseResultsWindow()"><img id="MSearchCloseImg" border="0" src="search/close.png" alt=""/></a>
|
|
</span>
|
|
</div>
|
|
</li>
|
|
</ul>
|
|
</div>
|
|
<div id="navrow2" class="tabs2">
|
|
<ul class="tablist">
|
|
<li><a href="files.html"><span>File List</span></a></li>
|
|
<li><a href="globals.html"><span>Globals</span></a></li>
|
|
</ul>
|
|
</div>
|
|
</div>
|
|
<div id="side-nav" class="ui-resizable side-nav-resizable">
|
|
<div id="nav-tree">
|
|
<div id="nav-tree-contents">
|
|
</div>
|
|
</div>
|
|
<div id="splitbar" style="-moz-user-select:none;"
|
|
class="ui-resizable-handle">
|
|
</div>
|
|
</div>
|
|
<script type="text/javascript">
|
|
initNavTree('poll_8c.html','');
|
|
</script>
|
|
<div id="doc-content">
|
|
<div class="header">
|
|
<div class="summary">
|
|
<a href="#define-members">Defines</a> |
|
|
<a href="#func-members">Functions</a> </div>
|
|
<div class="headertitle">
|
|
<h1>src/server/poll.c File Reference</h1> </div>
|
|
</div>
|
|
<div class="contents">
|
|
<div class="textblock"><code>#include <poll.h></code><br/>
|
|
<code>#include <errno.h></code><br/>
|
|
<code>#include "server.h"</code><br/>
|
|
<code>#include "logger.h"</code><br/>
|
|
<code>#include "utils/signalHandling.h"</code><br/>
|
|
</div><div class="textblock"><div class="dynheader">
|
|
Include dependency graph for poll.c:</div>
|
|
<div class="dyncontent">
|
|
<div class="center"><img src="poll_8c__incl.png" border="0" usemap="#src_2server_2poll_8c" alt=""/></div>
|
|
<map name="src_2server_2poll_8c" id="src_2server_2poll_8c">
|
|
</map>
|
|
</div>
|
|
</div>
|
|
<p><a href="poll_8c_source.html">Go to the source code of this file.</a></p>
|
|
<table class="memberdecls">
|
|
<tr><td colspan="2"><h2><a name="define-members"></a>
|
|
Defines</h2></td></tr>
|
|
<tr><td class="memItemLeft" align="right" valign="top">#define </td><td class="memItemRight" valign="bottom"><a class="el" href="poll_8c.html#aef9c98bcbff485b7c43831fe918ce4ac">POLLFD</a>(ptr)   ((struct pollfd *)(ptr))</td></tr>
|
|
<tr><td colspan="2"><h2><a name="func-members"></a>
|
|
Functions</h2></td></tr>
|
|
<tr><td class="memItemLeft" align="right" valign="top">int </td><td class="memItemRight" valign="bottom"><a class="el" href="poll_8c.html#ab102590167bdff8b5ab2f23069cfcbd3">serverPoll</a> (<a class="el" href="structServer.html">Server</a> this)</td></tr>
|
|
</table>
|
|
<hr/><a name="_details"></a><h2>Detailed Description</h2>
|
|
<div class="textblock"><dl class="author"><dt><b>Author:</b></dt><dd>Georg Hopp</dd></dl>
|
|
<p>Copyright © 2012 Georg Hopp</p>
|
|
<p>This program is free software: you can redistribute it and/or modify it under the terms of the GNU General Public License as published by the Free Software Foundation, either version 3 of the License, or (at your option) any later version.</p>
|
|
<p>This program is distributed in the hope that it will be useful, but WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for more details.</p>
|
|
<p>You should have received a copy of the GNU General Public License along with this program. If not, see <<a href="http://www.gnu.org/licenses/">http://www.gnu.org/licenses/</a>>. </p>
|
|
|
|
<p>Definition in file <a class="el" href="poll_8c_source.html">poll.c</a>.</p>
|
|
</div><hr/><h2>Define Documentation</h2>
|
|
<a class="anchor" id="aef9c98bcbff485b7c43831fe918ce4ac"></a><!-- doxytag: member="poll.c::POLLFD" ref="aef9c98bcbff485b7c43831fe918ce4ac" args="(ptr)" -->
|
|
<div class="memitem">
|
|
<div class="memproto">
|
|
<table class="memname">
|
|
<tr>
|
|
<td class="memname">#define POLLFD</td>
|
|
<td>(</td>
|
|
<td class="paramtype"> </td>
|
|
<td class="paramname">ptr</td><td>)</td>
|
|
<td>   ((struct pollfd *)(ptr))</td>
|
|
</tr>
|
|
</table>
|
|
</div>
|
|
<div class="memdoc">
|
|
|
|
<p>Definition at line <a class="el" href="poll_8c_source.html#l00031">31</a> of file <a class="el" href="poll_8c_source.html">poll.c</a>.</p>
|
|
|
|
</div>
|
|
</div>
|
|
<hr/><h2>Function Documentation</h2>
|
|
<a class="anchor" id="ab102590167bdff8b5ab2f23069cfcbd3"></a><!-- doxytag: member="poll.c::serverPoll" ref="ab102590167bdff8b5ab2f23069cfcbd3" args="(Server this)" -->
|
|
<div class="memitem">
|
|
<div class="memproto">
|
|
<table class="memname">
|
|
<tr>
|
|
<td class="memname">int serverPoll </td>
|
|
<td>(</td>
|
|
<td class="paramtype"><a class="el" href="structServer.html">Server</a> </td>
|
|
<td class="paramname"><em>this</em></td><td>)</td>
|
|
<td></td>
|
|
</tr>
|
|
</table>
|
|
</div>
|
|
<div class="memdoc">
|
|
|
|
<p><p>put all closed fds to end of array in O(this->nfds)</p>
|
|
</p>
|
|
|
|
<p>Definition at line <a class="el" href="poll_8c_source.html#l00034">34</a> of file <a class="el" href="poll_8c_source.html">poll.c</a>.</p>
|
|
<div class="fragment"><pre class="fragment"> {
|
|
<span class="keywordtype">int</span> events;
|
|
|
|
<span class="keyword">struct </span>pollfd * fda = &(this->fds[2]);
|
|
<span class="keyword">struct </span>pollfd * fdb = &(this->fds[this->nfds-1]);
|
|
|
|
<span class="keywordflow">while</span> (fda <= fdb) {
|
|
<span class="keywordflow">while</span> (0 == fdb->fd && fda <= fdb) {
|
|
fdb--;
|
|
this->nfds--;
|
|
}
|
|
|
|
<span class="keywordflow">while</span> (0 != fda->fd && fda <= fdb) fda++;
|
|
|
|
<span class="keywordflow">if</span> (fda < fdb) {
|
|
memcpy(fda, fdb, <span class="keyword">sizeof</span>(<span class="keyword">struct</span> pollfd));
|
|
fdb--;
|
|
this->nfds--;
|
|
}
|
|
}
|
|
|
|
<span class="comment">/*</span>
|
|
<span class="comment"> * wait for handles to become ready</span>
|
|
<span class="comment"> */</span>
|
|
<span class="keywordflow">if</span> (-1 == (events = poll(this->fds, this->nfds, -1))) {
|
|
<span class="keywordflow">switch</span> (errno) {
|
|
<span class="keywordflow">default</span>:
|
|
<span class="keywordflow">case</span> EBADF:
|
|
<span class="keywordflow">case</span> EINVAL:
|
|
<span class="keywordflow">case</span> ENOMEM:
|
|
<a class="code" href="signalHandling_8h.html#a960e985a396acaabb1bbed4f15668ade">doShutdown</a> = 1;
|
|
<span class="comment">// DROP THROUGH</span>
|
|
|
|
<span class="keywordflow">case</span> EINTR:
|
|
<a class="code" href="logger_2interface_2logger_8h.html#ae9f8662ec8b300dcfb5064906937553e">loggerLog</a>(this->logger, <a class="code" href="logger_2logger_8h.html#a63296c69f4b9bf51d6756a5d2c482d1eaa7d55c7b377d82da77e532aa299eeeb0">LOGGER_CRIT</a>,
|
|
<span class="stringliteral">"poll systemcall failed: [%s] - service terminated"</span>,
|
|
strerror(errno));
|
|
}
|
|
}
|
|
|
|
<span class="keywordflow">return</span> events;
|
|
}
|
|
</pre></div>
|
|
<p><div class="dynheader">
|
|
Here is the call graph for this function:</div>
|
|
<div class="dyncontent">
|
|
<div class="center"><img src="poll_8c_ab102590167bdff8b5ab2f23069cfcbd3_cgraph.png" border="0" usemap="#poll_8c_ab102590167bdff8b5ab2f23069cfcbd3_cgraph" alt=""/></div>
|
|
<map name="poll_8c_ab102590167bdff8b5ab2f23069cfcbd3_cgraph" id="poll_8c_ab102590167bdff8b5ab2f23069cfcbd3_cgraph">
|
|
<area shape="rect" id="node3" href="logger_2interface_2logger_8h.html#ae9f8662ec8b300dcfb5064906937553e" title="loggerLog" alt="" coords="137,5,217,33"/></map>
|
|
</div>
|
|
</p>
|
|
|
|
<p><div class="dynheader">
|
|
Here is the caller graph for this function:</div>
|
|
<div class="dyncontent">
|
|
<div class="center"><img src="poll_8c_ab102590167bdff8b5ab2f23069cfcbd3_icgraph.png" border="0" usemap="#poll_8c_ab102590167bdff8b5ab2f23069cfcbd3_icgraph" alt=""/></div>
|
|
<map name="poll_8c_ab102590167bdff8b5ab2f23069cfcbd3_icgraph" id="poll_8c_ab102590167bdff8b5ab2f23069cfcbd3_icgraph">
|
|
<area shape="rect" id="node3" href="run_8c.html#a67a4d9073b80d8ae1459fb11ddd23675" title="serverRun" alt="" coords="137,5,220,33"/><area shape="rect" id="node5" href="webgameserver_8c.html#ae66f6b31b5ad750f1fe042a706a4e3d4" title="main" alt="" coords="269,5,320,33"/></map>
|
|
</div>
|
|
</p>
|
|
|
|
</div>
|
|
</div>
|
|
</div>
|
|
</div>
|
|
<div id="nav-path" class="navpath">
|
|
<ul>
|
|
<li class="navelem"><a class="el" href="poll_8c.html">poll.c</a> </li>
|
|
<li class="footer">Generated on Wed Mar 28 2012 10:39:45 for Server by 
|
|
<a href="http://www.doxygen.org/index.html">
|
|
<img class="footer" src="doxygen.png" alt="doxygen"/></a> 1.7.3 </li>
|
|
</ul>
|
|
</div>
|
|
<!--- window showing the filter options -->
|
|
<div id="MSearchSelectWindow"
|
|
onmouseover="return searchBox.OnSearchSelectShow()"
|
|
onmouseout="return searchBox.OnSearchSelectHide()"
|
|
onkeydown="return searchBox.OnSearchSelectKey(event)">
|
|
<a class="SelectItem" href="javascript:void(0)" onclick="searchBox.OnSelectItem(0)"><span class="SelectionMark"> </span>All</a><a class="SelectItem" href="javascript:void(0)" onclick="searchBox.OnSelectItem(1)"><span class="SelectionMark"> </span>Data Structures</a><a class="SelectItem" href="javascript:void(0)" onclick="searchBox.OnSelectItem(2)"><span class="SelectionMark"> </span>Files</a><a class="SelectItem" href="javascript:void(0)" onclick="searchBox.OnSelectItem(3)"><span class="SelectionMark"> </span>Functions</a><a class="SelectItem" href="javascript:void(0)" onclick="searchBox.OnSelectItem(4)"><span class="SelectionMark"> </span>Variables</a><a class="SelectItem" href="javascript:void(0)" onclick="searchBox.OnSelectItem(5)"><span class="SelectionMark"> </span>Typedefs</a><a class="SelectItem" href="javascript:void(0)" onclick="searchBox.OnSelectItem(6)"><span class="SelectionMark"> </span>Enumerations</a><a class="SelectItem" href="javascript:void(0)" onclick="searchBox.OnSelectItem(7)"><span class="SelectionMark"> </span>Enumerator</a><a class="SelectItem" href="javascript:void(0)" onclick="searchBox.OnSelectItem(8)"><span class="SelectionMark"> </span>Defines</a></div>
|
|
|
|
<!-- iframe showing the search results (closed by default) -->
|
|
<div id="MSearchResultsWindow">
|
|
<iframe src="" frameborder="0"
|
|
name="MSearchResults" id="MSearchResults">
|
|
</iframe>
|
|
</div>
|
|
|
|
|
|
</body>
|
|
</html>
|