socket_8h.html 17.3 KB

Raw Blame History Permalink

<!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: include/socket.h 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&#160;<span id="projectnumber">0.0.1</span></div>
   <div id="projectbrief">basicserverinfrastructure</div>
  </td>
 </tr>
 </tbody>
</table>
</div>
  <div id="navrow1" class="tabs">
    <ul class="tablist">
      <li><a href="index.html"><span>Main&#160;Page</span></a></li>
      <li><a href="annotated.html"><span>Classes</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&#160;List</span></a></li>
      <li><a href="globals.html"><span>File&#160;Members</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('socket_8h.html','');
</script>
<div id="doc-content">
<div class="header">
  <div class="summary">
<a href="#nested-classes">Classes</a> &#124;
<a href="#func-members">Functions</a>  </div>
  <div class="headertitle">
<h1>include/socket.h File Reference</h1>  </div>
</div>
<div class="contents">
<div class="textblock"><code>#include &lt;arpa/inet.h&gt;</code><br/>
<code>#include &quot;<a class="el" href="class_8h_source.html">class.h</a>&quot;</code><br/>
<code>#include &quot;<a class="el" href="logger_8h_source.html">logger.h</a>&quot;</code><br/>
</div><div class="textblock"><div class="dynheader">
Include dependency graph for socket.h:</div>
<div class="dyncontent">
<div class="center"><img src="socket_8h__incl.png" border="0" usemap="#include_2socket_8h" alt=""/></div>
<map name="include_2socket_8h" id="include_2socket_8h">
<area shape="rect" id="node5" href="class_8h.html" title="class.h" alt="" coords="151,161,215,189"/><area shape="rect" id="node18" href="logger_8h.html" title="logger.h" alt="" coords="184,83,253,111"/><area shape="rect" id="node15" href="interface_8h.html" title="interface.h" alt="" coords="333,238,416,266"/></map>
</div>
</div><div class="textblock"><div class="dynheader">
This graph shows which files directly or indirectly include this file:</div>
<div class="dyncontent">
<div class="center"><img src="socket_8h__dep__incl.png" border="0" usemap="#include_2socket_8hdep" alt=""/></div>
<map name="include_2socket_8hdep" id="include_2socket_8hdep">
<area shape="rect" id="node3" href="server_8h.html" title="include/server.h" alt="" coords="7,83,121,111"/></map>
</div>
</div>
<p><a href="socket_8h_source.html">Go to the source code of this file.</a></p>
<table class="memberdecls">
<tr><td colspan="2"><h2><a name="nested-classes"></a>
Classes</h2></td></tr>
<tr><td class="memItemLeft" align="right" valign="top">struct &#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="structSock.html">Sock</a></td></tr>
<tr><td colspan="2"><h2><a name="func-members"></a>
Functions</h2></td></tr>
<tr><td class="memItemLeft" align="right" valign="top">void&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="socket_8h.html#adbfc4792c437102f20e2c86c4ee8581b">socketConnect</a> (<a class="el" href="structSock.html">Sock</a> this, const char *addr)</td></tr>
<tr><td class="memItemLeft" align="right" valign="top">void&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="socket_8h.html#a757c220e9371523ef55b1137a1efed57">socketListen</a> (<a class="el" href="structSock.html">Sock</a> this, int backlog)</td></tr>
<tr><td class="memItemLeft" align="right" valign="top"><a class="el" href="structSock.html">Sock</a>&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="socket_8h.html#a46aa6b495ccf752e844f93bf46c9edd6">socketAccept</a> (<a class="el" href="structSock.html">Sock</a> this, char remoteAddr[16])</td></tr>
</table>
<hr/><h2>Function Documentation</h2>
<a class="anchor" id="a46aa6b495ccf752e844f93bf46c9edd6"></a><!-- doxytag: member="socket.h::socketAccept" ref="a46aa6b495ccf752e844f93bf46c9edd6" args="(Sock this, char remoteAddr[16])" -->
<div class="memitem">
<div class="memproto">
      <table class="memname">
        <tr>
          <td class="memname"><a class="el" href="structSock.html">Sock</a> socketAccept </td>
          <td>(</td>
          <td class="paramtype"><a class="el" href="structSock.html">Sock</a>&#160;</td>
          <td class="paramname"><em>this</em>, </td>
        </tr>
        <tr>
          <td class="paramkey"></td>
          <td></td>
          <td class="paramtype">char&#160;</td>
          <td class="paramname"><em>remoteAddr</em>[16]&#160;</td>
        </tr>
        <tr>
          <td></td>
          <td>)</td>
          <td></td><td></td>
        </tr>
      </table>
</div>
<div class="memdoc">

<p><p>: Uhh, this is bad. we open a new socket additionally to the one we get from the accept call. i have to change the socket constructor to be able to create the data structure without creation of a socket at all. For now i simply close the socket here.... :D</p>
<p>: change port to remote port on success</p>
</p>

<p>Definition at line <a class="el" href="accept_8c_source.html#l00008">8</a> of file <a class="el" href="accept_8c_source.html">accept.c</a>.</p>
<div class="fragment"><pre class="fragment">{
    <a class="code" href="structSock.html">Sock</a>         sock;   <span class="comment">/* Socket for client */</span>
    <span class="keywordtype">unsigned</span> <span class="keywordtype">int</span> len;    <span class="comment">/* Length of client address data structure */</span>

    <span class="comment">/* Set the size of the in-out parameter */</span>
    len = <span class="keyword">sizeof</span>(this-&gt;addr);

        sock = <span class="keyword">new</span>(<a class="code" href="structSock.html">Sock</a>, this-&gt;log, this-&gt;port);
        close(sock-&gt;<a class="code" href="structSock.html#a1b5945aef923a906501d7abac82449c3">handle</a>);
    <span class="comment">/* Wait for a client to connect */</span>
    sock-&gt;<a class="code" href="structSock.html#a1b5945aef923a906501d7abac82449c3">handle</a> = accept(this-&gt;handle, (<span class="keyword">struct</span> sockaddr *) &amp;(sock-&gt;addr), &amp;len);
    <span class="keywordflow">if</span> (-1 == sock-&gt;<a class="code" href="structSock.html#a1b5945aef923a906501d7abac82449c3">handle</a>) {
        <a class="code" href="interface_2logger_8h.html#ae9f8662ec8b300dcfb5064906937553e">loggerLog</a>(this-&gt;log, <a class="code" href="logger_8h.html#a63296c69f4b9bf51d6756a5d2c482d1ea236a2401a6ed3e96611f3a14352082ad">LOGGER_WARNING</a>,
                <span class="stringliteral">&quot;error accepting connection: %s&quot;</span>, strerror(errno));
    } <span class="keywordflow">else</span> {
        <a class="code" href="interface_2logger_8h.html#ae9f8662ec8b300dcfb5064906937553e">loggerLog</a>(this-&gt;log, <a class="code" href="logger_8h.html#a63296c69f4b9bf51d6756a5d2c482d1ea3a56c2c000665930df74a9ebf9047316">LOGGER_INFO</a>,
                                <span class="stringliteral">&quot;handling client %s\n&quot;</span>, inet_ntoa((sock-&gt;addr).sin_addr));
    }

    <span class="keywordflow">return</span> sock;
}
</pre></div>
<p><div class="dynheader">
Here is the call graph for this function:</div>
<div class="dyncontent">
<div class="center"><img src="socket_8h_a46aa6b495ccf752e844f93bf46c9edd6_cgraph.png" border="0" usemap="#socket_8h_a46aa6b495ccf752e844f93bf46c9edd6_cgraph" alt=""/></div>
<map name="socket_8h_a46aa6b495ccf752e844f93bf46c9edd6_cgraph" id="socket_8h_a46aa6b495ccf752e844f93bf46c9edd6_cgraph">
<area shape="rect" id="node3" href="interface_2logger_8h.html#ae9f8662ec8b300dcfb5064906937553e" title="loggerLog" alt="" coords="156,5,236,33"/></map>
</div>
</p>

</div>
</div>
<a class="anchor" id="adbfc4792c437102f20e2c86c4ee8581b"></a><!-- doxytag: member="socket.h::socketConnect" ref="adbfc4792c437102f20e2c86c4ee8581b" args="(Sock this, const char *addr)" -->
<div class="memitem">
<div class="memproto">
      <table class="memname">
        <tr>
          <td class="memname">void socketConnect </td>
          <td>(</td>
          <td class="paramtype"><a class="el" href="structSock.html">Sock</a>&#160;</td>
          <td class="paramname"><em>this</em>, </td>
        </tr>
        <tr>
          <td class="paramkey"></td>
          <td></td>
          <td class="paramtype">const char *&#160;</td>
          <td class="paramname"><em>addr</em>&#160;</td>
        </tr>
        <tr>
          <td></td>
          <td>)</td>
          <td></td><td></td>
        </tr>
      </table>
</div>
<div class="memdoc">

<p>Definition at line <a class="el" href="connect_8c_source.html#l00010">10</a> of file <a class="el" href="connect_8c_source.html">connect.c</a>.</p>
<div class="fragment"><pre class="fragment">{
        inet_pton(AF_INET, addr, &amp;((this-&gt;addr).sin_addr));
    (this-&gt;addr).sin_family = AF_INET;           <span class="comment">/* Internet address family */</span>
    (this-&gt;addr).sin_port   = htons(this-&gt;port); <span class="comment">/* Local port */</span>

        <span class="keywordflow">if</span> (-1 == connect(this-&gt;handle, (<span class="keyword">struct</span> sockaddr*) &amp;(this-&gt;addr), <span class="keyword">sizeof</span>(this-&gt;addr))) {
        <a class="code" href="interface_2logger_8h.html#ae9f8662ec8b300dcfb5064906937553e">loggerLog</a>(this-&gt;log, <a class="code" href="logger_8h.html#a63296c69f4b9bf51d6756a5d2c482d1eaa7d55c7b377d82da77e532aa299eeeb0">LOGGER_CRIT</a>,
                <span class="stringliteral">&quot;error connection socket: %s - service terminated&quot;</span>,
                strerror(errno));
        exit(EXIT_FAILURE);
    }
}
</pre></div>
<p><div class="dynheader">
Here is the call graph for this function:</div>
<div class="dyncontent">
<div class="center"><img src="socket_8h_adbfc4792c437102f20e2c86c4ee8581b_cgraph.png" border="0" usemap="#socket_8h_adbfc4792c437102f20e2c86c4ee8581b_cgraph" alt=""/></div>
<map name="socket_8h_adbfc4792c437102f20e2c86c4ee8581b_cgraph" id="socket_8h_adbfc4792c437102f20e2c86c4ee8581b_cgraph">
<area shape="rect" id="node3" href="interface_2logger_8h.html#ae9f8662ec8b300dcfb5064906937553e" title="loggerLog" alt="" coords="167,5,247,33"/></map>
</div>
</p>

</div>
</div>
<a class="anchor" id="a757c220e9371523ef55b1137a1efed57"></a><!-- doxytag: member="socket.h::socketListen" ref="a757c220e9371523ef55b1137a1efed57" args="(Sock this, int backlog)" -->
<div class="memitem">
<div class="memproto">
      <table class="memname">
        <tr>
          <td class="memname">void socketListen </td>
          <td>(</td>
          <td class="paramtype"><a class="el" href="structSock.html">Sock</a>&#160;</td>
          <td class="paramname"><em>this</em>, </td>
        </tr>
        <tr>
          <td class="paramkey"></td>
          <td></td>
          <td class="paramtype">int&#160;</td>
          <td class="paramname"><em>backlog</em>&#160;</td>
        </tr>
        <tr>
          <td></td>
          <td>)</td>
          <td></td><td></td>
        </tr>
      </table>
</div>
<div class="memdoc">

<p>Definition at line <a class="el" href="listen_8c_source.html#l00010">10</a> of file <a class="el" href="listen_8c_source.html">listen.c</a>.</p>
<div class="fragment"><pre class="fragment">{
    (this-&gt;addr).sin_family      = AF_INET;           <span class="comment">/* Internet address family */</span>
    (this-&gt;addr).sin_addr.s_addr = htonl(INADDR_ANY); <span class="comment">/* Any incoming interface */</span>
    (this-&gt;addr).sin_port        = htons(this-&gt;port); <span class="comment">/* Local port */</span>

    <span class="comment">/* Bind to the local address */</span>
    <span class="keywordflow">if</span> (-1 == bind(this-&gt;handle, (<span class="keyword">struct</span> sockaddr *) &amp;(this-&gt;addr), <span class="keyword">sizeof</span>(this-&gt;addr))) {
        <a class="code" href="interface_2logger_8h.html#ae9f8662ec8b300dcfb5064906937553e">loggerLog</a>(this-&gt;log, <a class="code" href="logger_8h.html#a63296c69f4b9bf51d6756a5d2c482d1eaa7d55c7b377d82da77e532aa299eeeb0">LOGGER_CRIT</a>,
                <span class="stringliteral">&quot;error binding socket: %s - service terminated&quot;</span>,
                strerror(errno));
        exit(EXIT_FAILURE);
    }

    <span class="comment">/* Mark the socket so it will listen for incoming connections */</span>
    <span class="keywordflow">if</span> (-1 == listen(this-&gt;handle, backlog)) {
        <a class="code" href="interface_2logger_8h.html#ae9f8662ec8b300dcfb5064906937553e">loggerLog</a>(this-&gt;log, <a class="code" href="logger_8h.html#a63296c69f4b9bf51d6756a5d2c482d1eaa7d55c7b377d82da77e532aa299eeeb0">LOGGER_CRIT</a>,
                <span class="stringliteral">&quot;error binding socket: %s - service terminated&quot;</span>,
                strerror(errno));
        exit(EXIT_FAILURE);
    }
}
</pre></div>
<p><div class="dynheader">
Here is the call graph for this function:</div>
<div class="dyncontent">
<div class="center"><img src="socket_8h_a757c220e9371523ef55b1137a1efed57_cgraph.png" border="0" usemap="#socket_8h_a757c220e9371523ef55b1137a1efed57_cgraph" alt=""/></div>
<map name="socket_8h_a757c220e9371523ef55b1137a1efed57_cgraph" id="socket_8h_a757c220e9371523ef55b1137a1efed57_cgraph">
<area shape="rect" id="node3" href="interface_2logger_8h.html#ae9f8662ec8b300dcfb5064906937553e" title="loggerLog" alt="" coords="151,5,231,33"/></map>
</div>
</p>

</div>
</div>
</div>
</div>
  <div id="nav-path" class="navpath">
    <ul>
      <li class="navelem"><a class="el" href="socket_8h.html">socket.h</a>      </li>
      <li class="footer">Generated on Wed Feb 8 2012 13:09:32 for server by&#160;
<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">&#160;</span>All</a><a class="SelectItem" href="javascript:void(0)" onclick="searchBox.OnSelectItem(1)"><span class="SelectionMark">&#160;</span>Classes</a><a class="SelectItem" href="javascript:void(0)" onclick="searchBox.OnSelectItem(2)"><span class="SelectionMark">&#160;</span>Files</a><a class="SelectItem" href="javascript:void(0)" onclick="searchBox.OnSelectItem(3)"><span class="SelectionMark">&#160;</span>Functions</a><a class="SelectItem" href="javascript:void(0)" onclick="searchBox.OnSelectItem(4)"><span class="SelectionMark">&#160;</span>Variables</a><a class="SelectItem" href="javascript:void(0)" onclick="searchBox.OnSelectItem(5)"><span class="SelectionMark">&#160;</span>Typedefs</a><a class="SelectItem" href="javascript:void(0)" onclick="searchBox.OnSelectItem(6)"><span class="SelectionMark">&#160;</span>Enumerations</a><a class="SelectItem" href="javascript:void(0)" onclick="searchBox.OnSelectItem(7)"><span class="SelectionMark">&#160;</span>Enumerator</a><a class="SelectItem" href="javascript:void(0)" onclick="searchBox.OnSelectItem(8)"><span class="SelectionMark">&#160;</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>