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libCommonC++2_1.4-devel-1.4.1-1mdv2007.0.i586.rpm

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<a class="el" href="namespaceost.html">ost</a>::<a class="el" href="classost_1_1_t_c_p_v6_socket.html">TCPV6Socket</a></div>
<h1>ost::TCPV6Socket Class Reference</h1><!-- doxytag: class="ost::TCPV6Socket" --><!-- doxytag: inherits="ost::Socket" -->TCPV6 sockets are used for stream based connected sessions between two ipv6 sockets.bound server for TCP streams and sessions.  
<a href="#_details">More...</a>
<p>
<code>#include &lt;<a class="el" href="socket_8h-source.html">socket.h</a>&gt;</code>
<p>
<p>Inheritance diagram for ost::TCPV6Socket:
<p><center><img src="classost_1_1_t_c_p_v6_socket.png" usemap="#ost::TCPV6Socket_map" border="0" alt=""></center>
<map name="ost::TCPV6Socket_map">
<area href="classost_1_1_socket.html" alt="ost::Socket" shape="rect" coords="0,0,112,24">
</map>
<a href="classost_1_1_t_c_p_v6_socket-members.html">List of all members.</a><table border="0" cellpadding="0" cellspacing="0">
<tr><td></td></tr>
<tr><td colspan="2"><br><h2>Public Member Functions</h2></td></tr>
<tr><td class="memItemLeft" nowrap align="right" valign="top">virtual bool&nbsp;</td><td class="memItemRight" valign="bottom"><a class="el" href="classost_1_1_t_c_p_v6_socket.html#1863a06335cfa738b29e8512fdf7ce9c">onAccept</a> (const <a class="el" href="classost_1_1_i_p_v6_host.html">IPV6Host</a> &amp;ia, <a class="el" href="namespaceost.html#3c74a1a40c359fd349f3e3e1b96ebfc7">tpport_t</a> port)</td></tr>

<tr><td class="mdescLeft">&nbsp;</td><td class="mdescRight">A method to call in a derived <a class="el" href="classost_1_1_t_c_p_socket.html">TCPSocket</a> class that is acting as a server when a connection request is being accepted.  <a href="#1863a06335cfa738b29e8512fdf7ce9c"></a><br></td></tr>
<tr><td class="memItemLeft" nowrap align="right" valign="top"><a class="el" href="socket_8h.html#8dc8083897335125630f1af5dafd5831">SOCKET</a>&nbsp;</td><td class="memItemRight" valign="bottom"><a class="el" href="classost_1_1_t_c_p_v6_socket.html#cede992ad26a20072d38716d44f243dc">getSocket</a> (void)</td></tr>

<tr><td class="mdescLeft">&nbsp;</td><td class="mdescRight">Fetch out the socket.  <a href="#cede992ad26a20072d38716d44f243dc"></a><br></td></tr>
<tr><td class="memItemLeft" nowrap align="right" valign="top">int&nbsp;</td><td class="memItemRight" valign="bottom"><a class="el" href="classost_1_1_t_c_p_v6_socket.html#8381cf05daeccc8f78c56a2e1cf33370">getSegmentSize</a> (void)</td></tr>

<tr><td class="memItemLeft" nowrap align="right" valign="top">&nbsp;</td><td class="memItemRight" valign="bottom"><a class="el" href="classost_1_1_t_c_p_v6_socket.html#c0f58056dce530693660bcb6aa4591b1">TCPV6Socket</a> (const <a class="el" href="classost_1_1_i_p_v6_address.html">IPV6Address</a> &amp;bind, <a class="el" href="namespaceost.html#3c74a1a40c359fd349f3e3e1b96ebfc7">tpport_t</a> port, unsigned backlog=5, unsigned mss=536)</td></tr>

<tr><td class="mdescLeft">&nbsp;</td><td class="mdescRight">A TCP "server" is created as a TCP socket that is bound to a hardware address and port number on the local machine and that has a backlog queue to listen for remote connection requests.  <a href="#c0f58056dce530693660bcb6aa4591b1"></a><br></td></tr>
<tr><td class="memItemLeft" nowrap align="right" valign="top">&nbsp;</td><td class="memItemRight" valign="bottom"><a class="el" href="classost_1_1_t_c_p_v6_socket.html#c9dc509341430ce81bfef85ecacc06ec">TCPV6Socket</a> (const char *name, unsigned backlog=5, unsigned mss=536)</td></tr>

<tr><td class="mdescLeft">&nbsp;</td><td class="mdescRight">Create a TCP server for a named host interface and service port.  <a href="#c9dc509341430ce81bfef85ecacc06ec"></a><br></td></tr>
<tr><td class="memItemLeft" nowrap align="right" valign="top"><a class="el" href="classost_1_1_i_p_v6_host.html">IPV6Host</a>&nbsp;</td><td class="memItemRight" valign="bottom"><a class="el" href="classost_1_1_t_c_p_v6_socket.html#2afe9be7e5c2390b5d6cf5c18c705a9c">getRequest</a> (<a class="el" href="namespaceost.html#3c74a1a40c359fd349f3e3e1b96ebfc7">tpport_t</a> *port=NULL) const </td></tr>

<tr><td class="mdescLeft">&nbsp;</td><td class="mdescRight">Return address and port of next connection request.  <a href="#2afe9be7e5c2390b5d6cf5c18c705a9c"></a><br></td></tr>
<tr><td class="memItemLeft" nowrap align="right" valign="top">void&nbsp;</td><td class="memItemRight" valign="bottom"><a class="el" href="classost_1_1_t_c_p_v6_socket.html#9696212802a5b000f0817a8146be904f">reject</a> (void)</td></tr>

<tr><td class="mdescLeft">&nbsp;</td><td class="mdescRight">Used to reject the next incoming connection request.  <a href="#9696212802a5b000f0817a8146be904f"></a><br></td></tr>
<tr><td class="memItemLeft" nowrap align="right" valign="top"><a class="el" href="classost_1_1_i_p_v6_host.html">IPV6Host</a>&nbsp;</td><td class="memItemRight" valign="bottom"><a class="el" href="classost_1_1_t_c_p_v6_socket.html#c886cc40d05790837f9a52bde00c6170">getLocal</a> (<a class="el" href="namespaceost.html#3c74a1a40c359fd349f3e3e1b96ebfc7">tpport_t</a> *port=NULL) const </td></tr>

<tr><td class="mdescLeft">&nbsp;</td><td class="mdescRight">Used to get local bound address.  <a href="#c886cc40d05790837f9a52bde00c6170"></a><br></td></tr>
<tr><td class="memItemLeft" nowrap align="right" valign="top">bool&nbsp;</td><td class="memItemRight" valign="bottom"><a class="el" href="classost_1_1_t_c_p_v6_socket.html#490ee599f8bdb269f359f33cc7862845">isPendingConnection</a> (<a class="el" href="thread_8h.html#f412159e5cef839836a5e7b19ee75d1c">timeout_t</a> timeout=TIMEOUT_INF)</td></tr>

<tr><td class="mdescLeft">&nbsp;</td><td class="mdescRight">Used to wait for pending connection requests.  <a href="#490ee599f8bdb269f359f33cc7862845"></a><br></td></tr>
<tr><td class="memItemLeft" nowrap align="right" valign="top">virtual&nbsp;</td><td class="memItemRight" valign="bottom"><a class="el" href="classost_1_1_t_c_p_v6_socket.html#147770433d2db2f83cf4b7764cf93d69">~TCPV6Socket</a> ()</td></tr>

<tr><td class="mdescLeft">&nbsp;</td><td class="mdescRight">Use base socket handler for ending this socket.  <a href="#147770433d2db2f83cf4b7764cf93d69"></a><br></td></tr>
</table>
<hr><a name="_details"></a><h2>Detailed Description</h2>
TCPV6 sockets are used for stream based connected sessions between two ipv6 sockets.bound server for TCP streams and sessions. 
<p>
Both error recovery and flow control operate transparently for a TCP socket connection. The TCP socket base class is primary used to bind a TCP "server" for accepting TCP streams.<p>
An implicit and unique <a class="el" href="classost_1_1_t_c_p_v6_socket.html">TCPV6Socket</a> object exists in Common C++ to represent a bound ipv6 TCP socket acting as a "server" for receiving connection requests. This class is not part of <a class="el" href="classost_1_1_t_c_p_stream.html">TCPStream</a> because such objects normally perform no physical I/O (read or write operations) other than to specify a listen backlog queue and perform "accept" operations for pending connections. The Common C++ <a class="el" href="classost_1_1_t_c_p_v6_socket.html">TCPV6Socket</a> offers a Peek method to examine where the next pending connection is coming from, and a Reject method to flush the next request from the queue without having to create a session.<p>
The <a class="el" href="classost_1_1_t_c_p_v6_socket.html">TCPV6Socket</a> also supports a "OnAccept" method which can be called when a <a class="el" href="classost_1_1_t_c_p_stream.html">TCPStream</a> related object is created from a <a class="el" href="classost_1_1_t_c_p_socket.html">TCPSocket</a>. By creating a <a class="el" href="classost_1_1_t_c_p_stream.html">TCPStream</a> from a <a class="el" href="classost_1_1_t_c_p_v6_socket.html">TCPV6Socket</a>, an accept operation automatically occurs, and the <a class="el" href="classost_1_1_t_c_p_v6_socket.html">TCPV6Socket</a> can then still reject the client connection through the return status of it's OnAccept method.<p>
<dl compact><dt><b>Author:</b></dt><dd>David Sugar &lt;<a href="mailto:dyfet@tycho.com">dyfet@tycho.com</a>&gt; </dd></dl>

<p>
<hr><h2>Constructor &amp; Destructor Documentation</h2>
<a class="anchor" name="c0f58056dce530693660bcb6aa4591b1"></a><!-- doxytag: member="ost::TCPV6Socket::TCPV6Socket" ref="c0f58056dce530693660bcb6aa4591b1" args="(const IPV6Address &amp;bind, tpport_t port, unsigned backlog=5, unsigned mss=536)" --><p>
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          <td class="md" nowrap valign="top">ost::TCPV6Socket::TCPV6Socket           </td>
          <td class="md" valign="top">(&nbsp;</td>
          <td class="md" nowrap valign="top">const <a class="el" href="classost_1_1_i_p_v6_address.html">IPV6Address</a> &amp;&nbsp;</td>
          <td class="mdname" nowrap> <em>bind</em>, </td>
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          <td class="md" nowrap align="right"></td>
          <td class="md"></td>
          <td class="md" nowrap><a class="el" href="namespaceost.html#3c74a1a40c359fd349f3e3e1b96ebfc7">tpport_t</a>&nbsp;</td>
          <td class="mdname" nowrap> <em>port</em>, </td>
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          <td class="md" nowrap align="right"></td>
          <td class="md"></td>
          <td class="md" nowrap>unsigned&nbsp;</td>
          <td class="mdname" nowrap> <em>backlog</em> = <code>5</code>, </td>
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          <td class="md" nowrap align="right"></td>
          <td class="md"></td>
          <td class="md" nowrap>unsigned&nbsp;</td>
          <td class="mdname" nowrap> <em>mss</em> = <code>536</code></td>
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          <td class="md"></td>
          <td class="md">)&nbsp;</td>
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<p>
A TCP "server" is created as a TCP socket that is bound to a hardware address and port number on the local machine and that has a backlog queue to listen for remote connection requests. 
<p>
If the server cannot be created, an exception is thrown.<p>
<dl compact><dt><b>Parameters:</b></dt><dd>
  <table border="0" cellspacing="2" cellpadding="0">
    <tr><td valign="top"></td><td valign="top"><em>bind</em>&nbsp;</td><td>local ip address or interface to use. </td></tr>
    <tr><td valign="top"></td><td valign="top"><em>port</em>&nbsp;</td><td>number to bind socket under. </td></tr>
    <tr><td valign="top"></td><td valign="top"><em>backlog</em>&nbsp;</td><td>size of connection request queue. </td></tr>
    <tr><td valign="top"></td><td valign="top"><em>mss</em>&nbsp;</td><td>maximum segment size of streaming buffer. </td></tr>
  </table>
</dl>
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<a class="anchor" name="c9dc509341430ce81bfef85ecacc06ec"></a><!-- doxytag: member="ost::TCPV6Socket::TCPV6Socket" ref="c9dc509341430ce81bfef85ecacc06ec" args="(const char *name, unsigned backlog=5, unsigned mss=536)" --><p>
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          <td class="md" nowrap valign="top">ost::TCPV6Socket::TCPV6Socket           </td>
          <td class="md" valign="top">(&nbsp;</td>
          <td class="md" nowrap valign="top">const char *&nbsp;</td>
          <td class="mdname" nowrap> <em>name</em>, </td>
        </tr>
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          <td class="md" nowrap align="right"></td>
          <td class="md"></td>
          <td class="md" nowrap>unsigned&nbsp;</td>
          <td class="mdname" nowrap> <em>backlog</em> = <code>5</code>, </td>
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          <td class="md" nowrap align="right"></td>
          <td class="md"></td>
          <td class="md" nowrap>unsigned&nbsp;</td>
          <td class="mdname" nowrap> <em>mss</em> = <code>536</code></td>
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          <td class="md"></td>
          <td class="md">)&nbsp;</td>
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<p>
Create a TCP server for a named host interface and service port. 
<p>
We use [host/]port for specifying the optional host name and service port since ':' is a valid char for ipv6 addresses.<p>
<dl compact><dt><b>Parameters:</b></dt><dd>
  <table border="0" cellspacing="2" cellpadding="0">
    <tr><td valign="top"></td><td valign="top"><em>name</em>&nbsp;</td><td>of host interface and service to use. </td></tr>
    <tr><td valign="top"></td><td valign="top"><em>backlog</em>&nbsp;</td><td>size of connection request queue. </td></tr>
    <tr><td valign="top"></td><td valign="top"><em>mss</em>&nbsp;</td><td>maximum segment size of streaming buffers. </td></tr>
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<a class="anchor" name="147770433d2db2f83cf4b7764cf93d69"></a><!-- doxytag: member="ost::TCPV6Socket::~TCPV6Socket" ref="147770433d2db2f83cf4b7764cf93d69" args="()" --><p>
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          <td class="md" nowrap valign="top">virtual ost::TCPV6Socket::~TCPV6Socket           </td>
          <td class="md" valign="top">(&nbsp;</td>
          <td class="mdname1" valign="top" nowrap>          </td>
          <td class="md" valign="top">&nbsp;)&nbsp;</td>
          <td class="md" nowrap><code> [virtual]</code></td>
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<p>
Use base socket handler for ending this socket. 
<p>
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<hr><h2>Member Function Documentation</h2>
<a class="anchor" name="c886cc40d05790837f9a52bde00c6170"></a><!-- doxytag: member="ost::TCPV6Socket::getLocal" ref="c886cc40d05790837f9a52bde00c6170" args="(tpport_t *port=NULL) const " --><p>
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          <td class="md" nowrap valign="top"><a class="el" href="classost_1_1_i_p_v6_host.html">IPV6Host</a> ost::TCPV6Socket::getLocal           </td>
          <td class="md" valign="top">(&nbsp;</td>
          <td class="md" nowrap valign="top"><a class="el" href="namespaceost.html#3c74a1a40c359fd349f3e3e1b96ebfc7">tpport_t</a> *&nbsp;</td>
          <td class="mdname1" valign="top" nowrap> <em>port</em> = <code>NULL</code>          </td>
          <td class="md" valign="top">&nbsp;)&nbsp;</td>
          <td class="md" nowrap> const<code> [inline]</code></td>
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<p>
Used to get local bound address. 
<p>

<p>
Reimplemented from <a class="el" href="classost_1_1_socket.html#ca71d871bfda4dfcab0891cb0c8df1d4">ost::Socket</a>.    </td>
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<a class="anchor" name="2afe9be7e5c2390b5d6cf5c18c705a9c"></a><!-- doxytag: member="ost::TCPV6Socket::getRequest" ref="2afe9be7e5c2390b5d6cf5c18c705a9c" args="(tpport_t *port=NULL) const " --><p>
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          <td class="md" nowrap valign="top"><a class="el" href="classost_1_1_i_p_v6_host.html">IPV6Host</a> ost::TCPV6Socket::getRequest           </td>
          <td class="md" valign="top">(&nbsp;</td>
          <td class="md" nowrap valign="top"><a class="el" href="namespaceost.html#3c74a1a40c359fd349f3e3e1b96ebfc7">tpport_t</a> *&nbsp;</td>
          <td class="mdname1" valign="top" nowrap> <em>port</em> = <code>NULL</code>          </td>
          <td class="md" valign="top">&nbsp;)&nbsp;</td>
          <td class="md" nowrap> const<code> [inline]</code></td>
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<p>
Return address and port of next connection request. 
<p>
This can be used instead of OnAccept() to pre-evaluate connection requests.<p>
<dl compact><dt><b>Returns:</b></dt><dd>host requesting a connection. </dd></dl>
<dl compact><dt><b>Parameters:</b></dt><dd>
  <table border="0" cellspacing="2" cellpadding="0">
    <tr><td valign="top"></td><td valign="top"><em>port</em>&nbsp;</td><td>number of requestor. </td></tr>
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<a class="anchor" name="8381cf05daeccc8f78c56a2e1cf33370"></a><!-- doxytag: member="ost::TCPV6Socket::getSegmentSize" ref="8381cf05daeccc8f78c56a2e1cf33370" args="(void)" --><p>
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          <td class="md" nowrap valign="top">int ost::TCPV6Socket::getSegmentSize           </td>
          <td class="md" valign="top">(&nbsp;</td>
          <td class="md" nowrap valign="top">void&nbsp;</td>
          <td class="mdname1" valign="top" nowrap>          </td>
          <td class="md" valign="top">&nbsp;)&nbsp;</td>
          <td class="md" nowrap><code> [inline]</code></td>
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<p>
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<a class="anchor" name="cede992ad26a20072d38716d44f243dc"></a><!-- doxytag: member="ost::TCPV6Socket::getSocket" ref="cede992ad26a20072d38716d44f243dc" args="(void)" --><p>
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          <td class="md" nowrap valign="top"><a class="el" href="socket_8h.html#8dc8083897335125630f1af5dafd5831">SOCKET</a> ost::TCPV6Socket::getSocket           </td>
          <td class="md" valign="top">(&nbsp;</td>
          <td class="md" nowrap valign="top">void&nbsp;</td>
          <td class="mdname1" valign="top" nowrap>          </td>
          <td class="md" valign="top">&nbsp;)&nbsp;</td>
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<p>
Fetch out the socket. 
<p>
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<a class="anchor" name="490ee599f8bdb269f359f33cc7862845"></a><!-- doxytag: member="ost::TCPV6Socket::isPendingConnection" ref="490ee599f8bdb269f359f33cc7862845" args="(timeout_t timeout=TIMEOUT_INF)" --><p>
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          <td class="md" nowrap valign="top">bool ost::TCPV6Socket::isPendingConnection           </td>
          <td class="md" valign="top">(&nbsp;</td>
          <td class="md" nowrap valign="top"><a class="el" href="thread_8h.html#f412159e5cef839836a5e7b19ee75d1c">timeout_t</a>&nbsp;</td>
          <td class="mdname1" valign="top" nowrap> <em>timeout</em> = <code>TIMEOUT_INF</code>          </td>
          <td class="md" valign="top">&nbsp;)&nbsp;</td>
          <td class="md" nowrap><code> [inline]</code></td>
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      &nbsp;
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    <td>

<p>
Used to wait for pending connection requests. 
<p>
<dl compact><dt><b>Returns:</b></dt><dd>true if data packets available. </dd></dl>
<dl compact><dt><b>Parameters:</b></dt><dd>
  <table border="0" cellspacing="2" cellpadding="0">
    <tr><td valign="top"></td><td valign="top"><em>timeout</em>&nbsp;</td><td>in milliseconds. TIMEOUT_INF if not specified. </td></tr>
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</dl>
    </td>
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<a class="anchor" name="1863a06335cfa738b29e8512fdf7ce9c"></a><!-- doxytag: member="ost::TCPV6Socket::onAccept" ref="1863a06335cfa738b29e8512fdf7ce9c" args="(const IPV6Host &amp;ia, tpport_t port)" --><p>
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          <td class="md" nowrap valign="top">virtual bool ost::TCPV6Socket::onAccept           </td>
          <td class="md" valign="top">(&nbsp;</td>
          <td class="md" nowrap valign="top">const <a class="el" href="classost_1_1_i_p_v6_host.html">IPV6Host</a> &amp;&nbsp;</td>
          <td class="mdname" nowrap> <em>ia</em>, </td>
        </tr>
        <tr>
          <td class="md" nowrap align="right"></td>
          <td class="md"></td>
          <td class="md" nowrap><a class="el" href="namespaceost.html#3c74a1a40c359fd349f3e3e1b96ebfc7">tpport_t</a>&nbsp;</td>
          <td class="mdname" nowrap> <em>port</em></td>
        </tr>
        <tr>
          <td class="md"></td>
          <td class="md">)&nbsp;</td>
          <td class="md" colspan="2"><code> [virtual]</code></td>
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<p>
A method to call in a derived <a class="el" href="classost_1_1_t_c_p_socket.html">TCPSocket</a> class that is acting as a server when a connection request is being accepted. 
<p>
The server can implement protocol specific rules to exclude the remote socket from being accepted by returning false. The Peek method can also be used for this purpose.<p>
<dl compact><dt><b>Returns:</b></dt><dd>true if client should be accepted. </dd></dl>
<dl compact><dt><b>Parameters:</b></dt><dd>
  <table border="0" cellspacing="2" cellpadding="0">
    <tr><td valign="top"></td><td valign="top"><em>ia</em>&nbsp;</td><td>internet host address of the client. </td></tr>
    <tr><td valign="top"></td><td valign="top"><em>port</em>&nbsp;</td><td>number of the client. </td></tr>
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<a class="anchor" name="9696212802a5b000f0817a8146be904f"></a><!-- doxytag: member="ost::TCPV6Socket::reject" ref="9696212802a5b000f0817a8146be904f" args="(void)" --><p>
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          <td class="md" nowrap valign="top">void ost::TCPV6Socket::reject           </td>
          <td class="md" valign="top">(&nbsp;</td>
          <td class="md" nowrap valign="top">void&nbsp;</td>
          <td class="mdname1" valign="top" nowrap>          </td>
          <td class="md" valign="top">&nbsp;)&nbsp;</td>
          <td class="md" nowrap></td>
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<p>
Used to reject the next incoming connection request. 
<p>
    </td>
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<hr>The documentation for this class was generated from the following file:<ul>
<li><a class="el" href="socket_8h-source.html">socket.h</a></ul>
<hr size="1"><address style="align: right;"><small>Generated on Mon Jun 19 10:50:57 2006 for GNU CommonC++ by&nbsp;
<a href="http://www.doxygen.org/index.html">
<img src="doxygen.png" alt="doxygen" align="middle" border="0"></a> 1.4.6 </small></address>
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