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    <a href="index.html" class="qtref"><span>QtMobility Reference Documentation</span></a>
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<h3><a name="toc">Contents</a></h3>
<ul>
<li class="level1"><a href="#public-types">Public Types</a></li>
<li class="level1"><a href="#public-functions">Public Functions</a></li>
<li class="level1"><a href="#signals">Signals</a></li>
<li class="level1"><a href="#details">Detailed Description</a></li>
</ul>
</div>
<h1 class="title">QLlcpSocket Class Reference</h1>
<!-- $$$QLlcpSocket-brief -->
<p>The QLlcpSocket class provides an NFC LLCP socket. <a href="#details">More...</a></p>
<!-- @@@QLlcpSocket -->
<pre class="cpp"> <span class="preprocessor">#include &lt;QLlcpSocket&gt;</span></pre><p><b>Inherits: </b><a href="http://qt.nokia.com/doc/4.7/qiodevice.html">QIODevice</a>.</p>
<p>This class was introduced in Qt Mobility 1.2.</p>
<ul>
<li><a href="qllcpsocket-members.html">List of all members, including inherited members</a></li>
</ul>
<a name="public-types"></a>
<h2>Public Types</h2>
<table class="alignedsummary">
<tr><td class="memItemLeft rightAlign topAlign"> enum </td><td class="memItemRight bottomAlign"><b><a href="qllcpsocket.html#SocketError-enum">SocketError</a></b> { UnknownSocketError, RemoteHostClosedError, SocketAccessError, SocketResourceError }</td></tr>
<tr><td class="memItemLeft rightAlign topAlign"> enum </td><td class="memItemRight bottomAlign"><b><a href="qllcpsocket.html#SocketState-enum">SocketState</a></b> { UnconnectedState, ConnectingState, ConnectedState, ClosingState, BoundState, ListeningState }</td></tr>
</table>
<a name="public-functions"></a>
<h2>Public Functions</h2>
<table class="alignedsummary">
<tr><td class="memItemLeft rightAlign topAlign"> </td><td class="memItemRight bottomAlign"><b><a href="qllcpsocket.html#QLlcpSocket">QLlcpSocket</a></b> ( QObject * <i>parent</i> = 0 )</td></tr>
<tr><td class="memItemLeft rightAlign topAlign"> </td><td class="memItemRight bottomAlign"><b><a href="qllcpsocket.html#dtor.QLlcpSocket">~QLlcpSocket</a></b> ()</td></tr>
<tr><td class="memItemLeft rightAlign topAlign"> bool </td><td class="memItemRight bottomAlign"><b><a href="qllcpsocket.html#bind">bind</a></b> ( quint8 <i>port</i> )</td></tr>
<tr><td class="memItemLeft rightAlign topAlign"> void </td><td class="memItemRight bottomAlign"><b><a href="qllcpsocket.html#connectToService">connectToService</a></b> ( QNearFieldTarget * <i>target</i>, const QString &amp; <i>serviceUri</i> )</td></tr>
<tr><td class="memItemLeft rightAlign topAlign"> void </td><td class="memItemRight bottomAlign"><b><a href="qllcpsocket.html#disconnectFromService">disconnectFromService</a></b> ()</td></tr>
<tr><td class="memItemLeft rightAlign topAlign"> SocketError </td><td class="memItemRight bottomAlign"><b><a href="qllcpsocket.html#error">error</a></b> () const</td></tr>
<tr><td class="memItemLeft rightAlign topAlign"> bool </td><td class="memItemRight bottomAlign"><b><a href="qllcpsocket.html#hasPendingDatagrams">hasPendingDatagrams</a></b> () const</td></tr>
<tr><td class="memItemLeft rightAlign topAlign"> qint64 </td><td class="memItemRight bottomAlign"><b><a href="qllcpsocket.html#pendingDatagramSize">pendingDatagramSize</a></b> () const</td></tr>
<tr><td class="memItemLeft rightAlign topAlign"> qint64 </td><td class="memItemRight bottomAlign"><b><a href="qllcpsocket.html#readDatagram">readDatagram</a></b> ( char * <i>data</i>, qint64 <i>maxSize</i>, QNearFieldTarget ** <i>target</i> = 0, quint8 * <i>port</i> = 0 )</td></tr>
<tr><td class="memItemLeft rightAlign topAlign"> SocketState </td><td class="memItemRight bottomAlign"><b><a href="qllcpsocket.html#state">state</a></b> () const</td></tr>
<tr><td class="memItemLeft rightAlign topAlign"> virtual bool </td><td class="memItemRight bottomAlign"><b><a href="qllcpsocket.html#waitForConnected">waitForConnected</a></b> ( int <i>msecs</i> = 30000 )</td></tr>
<tr><td class="memItemLeft rightAlign topAlign"> virtual bool </td><td class="memItemRight bottomAlign"><b><a href="qllcpsocket.html#waitForDisconnected">waitForDisconnected</a></b> ( int <i>msecs</i> = 30000 )</td></tr>
<tr><td class="memItemLeft rightAlign topAlign"> qint64 </td><td class="memItemRight bottomAlign"><b><a href="qllcpsocket.html#writeDatagram">writeDatagram</a></b> ( const char * <i>data</i>, qint64 <i>size</i> )</td></tr>
<tr><td class="memItemLeft rightAlign topAlign"> qint64 </td><td class="memItemRight bottomAlign"><b><a href="qllcpsocket.html#writeDatagram-2">writeDatagram</a></b> ( const char * <i>data</i>, qint64 <i>size</i>, QNearFieldTarget * <i>target</i>, quint8 <i>port</i> )</td></tr>
<tr><td class="memItemLeft rightAlign topAlign"> qint64 </td><td class="memItemRight bottomAlign"><b><a href="qllcpsocket.html#writeDatagram-3">writeDatagram</a></b> ( const QByteArray &amp; <i>datagram</i> )</td></tr>
<tr><td class="memItemLeft rightAlign topAlign"> qint64 </td><td class="memItemRight bottomAlign"><b><a href="qllcpsocket.html#writeDatagram-4">writeDatagram</a></b> ( const QByteArray &amp; <i>datagram</i>, QNearFieldTarget * <i>target</i>, quint8 <i>port</i> )</td></tr>
</table>
<a name="reimplemented-public-functions"></a>
<h2>Reimplemented Public Functions</h2>
<table class="alignedsummary">
<tr><td class="memItemLeft rightAlign topAlign"> virtual qint64 </td><td class="memItemRight bottomAlign"><b><a href="qllcpsocket.html#bytesAvailable">bytesAvailable</a></b> () const</td></tr>
<tr><td class="memItemLeft rightAlign topAlign"> virtual bool </td><td class="memItemRight bottomAlign"><b><a href="qllcpsocket.html#canReadLine">canReadLine</a></b> () const</td></tr>
<tr><td class="memItemLeft rightAlign topAlign"> virtual void </td><td class="memItemRight bottomAlign"><b><a href="qllcpsocket.html#close">close</a></b> ()</td></tr>
<tr><td class="memItemLeft rightAlign topAlign"> virtual bool </td><td class="memItemRight bottomAlign"><b><a href="qllcpsocket.html#isSequential">isSequential</a></b> () const</td></tr>
<tr><td class="memItemLeft rightAlign topAlign"> virtual bool </td><td class="memItemRight bottomAlign"><b><a href="qllcpsocket.html#waitForBytesWritten">waitForBytesWritten</a></b> ( int <i>msecs</i> = 30000 )</td></tr>
<tr><td class="memItemLeft rightAlign topAlign"> virtual bool </td><td class="memItemRight bottomAlign"><b><a href="qllcpsocket.html#waitForReadyRead">waitForReadyRead</a></b> ( int <i>msecs</i> = 30000 )</td></tr>
</table>
<ul>
<li class="fn">33 public functions inherited from <a href="http://qt.nokia.com/doc/4.7/qiodevice.html#public-functions">QIODevice</a></li>
<li class="fn">29 public functions inherited from <a href="http://qt.nokia.com/doc/4.7/qobject.html#public-functions">QObject</a></li>
</ul>
<a name="signals"></a>
<h2>Signals</h2>
<table class="alignedsummary">
<tr><td class="memItemLeft rightAlign topAlign"> void </td><td class="memItemRight bottomAlign"><b><a href="qllcpsocket.html#connected">connected</a></b> ()</td></tr>
<tr><td class="memItemLeft rightAlign topAlign"> void </td><td class="memItemRight bottomAlign"><b><a href="qllcpsocket.html#disconnected">disconnected</a></b> ()</td></tr>
<tr><td class="memItemLeft rightAlign topAlign"> void </td><td class="memItemRight bottomAlign"><b><a href="qllcpsocket.html#error-2">error</a></b> ( QLlcpSocket::SocketError <i>socketError</i> )</td></tr>
<tr><td class="memItemLeft rightAlign topAlign"> void </td><td class="memItemRight bottomAlign"><b><a href="qllcpsocket.html#stateChanged">stateChanged</a></b> ( QLlcpSocket::SocketState <i>socketState</i> )</td></tr>
</table>
<ul>
<li class="fn">4 signals inherited from <a href="http://qt.nokia.com/doc/4.7/qiodevice.html#signals">QIODevice</a></li>
<li class="fn">1 signal inherited from <a href="http://qt.nokia.com/doc/4.7/qobject.html#signals">QObject</a></li>
</ul>
<h3>Additional Inherited Members</h3>
<ul>
<li class="fn">1 property inherited from <a href="http://qt.nokia.com/doc/4.7/qobject.html#properties">QObject</a></li>
<li class="fn">1 public slot inherited from <a href="http://qt.nokia.com/doc/4.7/qobject.html#public-slots">QObject</a></li>
<li class="fn">1 public variable inherited from <a href="http://qt.nokia.com/doc/4.7/qobject.html#public-variables">QObject</a></li>
<li class="fn">4 static public members inherited from <a href="http://qt.nokia.com/doc/4.7/qobject.html#static-public-members">QObject</a></li>
<li class="fn">5 protected functions inherited from <a href="http://qt.nokia.com/doc/4.7/qiodevice.html#protected-functions">QIODevice</a></li>
<li class="fn">7 protected functions inherited from <a href="http://qt.nokia.com/doc/4.7/qobject.html#protected-functions">QObject</a></li>
<li class="fn">2 protected variables inherited from <a href="http://qt.nokia.com/doc/4.7/qobject.html#protected-variables">QObject</a></li>
</ul>
<a name="details"></a>
<!-- $$$QLlcpSocket-description -->
<div class="descr">
<h2>Detailed Description</h2>
<p>The QLlcpSocket class provides an NFC LLCP socket.</p>
<p>NFC LLCP protocol is a peer-to-peer communication protocol between two NFC compliant devices.</p>
</div>
<!-- @@@QLlcpSocket -->
<div class="types">
<h2>Member Type Documentation</h2>
<!-- $$$SocketError$$$UnknownSocketError$$$RemoteHostClosedError$$$SocketAccessError$$$SocketResourceError -->
<h3 class="fn"><a name="SocketError-enum"></a>enum QLlcpSocket::<span class="name">SocketError</span></h3>
<p>This enum describes the errors that can occur. The most recent error can be retrieved through a call to <a href="qllcpsocket.html#error">error</a>().</p>
<table class="valuelist"><tr valign="top" class="odd"><th class="tblConst">Constant</th><th class="tblval">Value</th><th class="tbldscr">Description</th></tr>
<tr><td class="topAlign"><tt>QLlcpSocket::UnknownSocketError</tt></td><td class="topAlign"><tt>QAbstractSocket::UnknownSocketError</tt></td><td class="topAlign">An unidentified error has occurred.</td></tr>
<tr><td class="topAlign"><tt>QLlcpSocket::RemoteHostClosedError</tt></td><td class="topAlign"><tt>QAbstractSocket::RemoteHostClosedError</tt></td><td class="topAlign">The remote host closed the connection.</td></tr>
<tr><td class="topAlign"><tt>QLlcpSocket::SocketAccessError</tt></td><td class="topAlign"><tt>QAbstractSocket::SocketAccessError</tt></td><td class="topAlign">The socket operation failed because the application lacked the required privileges.</td></tr>
<tr><td class="topAlign"><tt>QLlcpSocket::SocketResourceError</tt></td><td class="topAlign"><tt>QAbstractSocket::SocketResourceError</tt></td><td class="topAlign">The local system ran out of resources (e.g&#x2e;, too many sockets).</td></tr>
</table>
<!-- @@@SocketError -->
<!-- $$$SocketState$$$UnconnectedState$$$ConnectingState$$$ConnectedState$$$ClosingState$$$BoundState$$$ListeningState -->
<h3 class="fn"><a name="SocketState-enum"></a>enum QLlcpSocket::<span class="name">SocketState</span></h3>
<p>This enum describes the different state in which a socket can be.</p>
<table class="valuelist"><tr valign="top" class="odd"><th class="tblConst">Constant</th><th class="tblval">Value</th><th class="tbldscr">Description</th></tr>
<tr><td class="topAlign"><tt>QLlcpSocket::UnconnectedState</tt></td><td class="topAlign"><tt>QAbstractSocket::UnconnectedState</tt></td><td class="topAlign">The socket is not connected.</td></tr>
<tr><td class="topAlign"><tt>QLlcpSocket::ConnectingState</tt></td><td class="topAlign"><tt>QAbstractSocket::ConnectingState</tt></td><td class="topAlign">The socket has started establishing a connection.</td></tr>
<tr><td class="topAlign"><tt>QLlcpSocket::ConnectedState</tt></td><td class="topAlign"><tt>QAbstractSocket::ConnectedState</tt></td><td class="topAlign">A connection is established.</td></tr>
<tr><td class="topAlign"><tt>QLlcpSocket::ClosingState</tt></td><td class="topAlign"><tt>QAbstractSocket::ClosingState</tt></td><td class="topAlign">The socket is about to close.</td></tr>
<tr><td class="topAlign"><tt>QLlcpSocket::BoundState</tt></td><td class="topAlign"><tt>QAbstractSocket::BoundState</tt></td><td class="topAlign">The socket is bound to a local port (for servers).</td></tr>
<tr><td class="topAlign"><tt>QLlcpSocket::ListeningState</tt></td><td class="topAlign"><tt>QAbstractSocket::ListeningState</tt></td><td class="topAlign">The socket is listening for incoming connections (for internal use).</td></tr>
</table>
<!-- @@@SocketState -->
</div>
<div class="func">
<h2>Member Function Documentation</h2>
<!-- $$$QLlcpSocket[overload1]$$$QLlcpSocketQObject* -->
<h3 class="fn"><a name="QLlcpSocket"></a>QLlcpSocket::<span class="name">QLlcpSocket</span> ( <span class="type"><a href="http://qt.nokia.com/doc/4.7/qobject.html">QObject</a></span> * <i>parent</i> = 0 )</h3>
<p>Construct a new unconnected LLCP socket with <i>parent</i>.</p>
<!-- @@@QLlcpSocket -->
<!-- $$$~QLlcpSocket[overload1]$$$~QLlcpSocket -->
<h3 class="fn"><a name="dtor.QLlcpSocket"></a>QLlcpSocket::<span class="name">~QLlcpSocket</span> ()</h3>
<p>Destroys the LLCP socket.</p>
<!-- @@@~QLlcpSocket -->
<!-- $$$bind[overload1]$$$bindquint8 -->
<h3 class="fn"><a name="bind"></a><span class="type">bool</span> QLlcpSocket::<span class="name">bind</span> ( <span class="type"><a href="http://qt.nokia.com/doc/4.7/qtglobal.html#quint8-typedef">quint8</a></span> <i>port</i> )</h3>
<p>Binds the LLCP socket to local <i>port</i>. Returns true on success; otherwise returns false.</p>
<!-- @@@bind -->
<!-- $$$bytesAvailable[overload1]$$$bytesAvailable -->
<h3 class="fn"><a name="bytesAvailable"></a><span class="type"><a href="http://qt.nokia.com/doc/4.7/qtglobal.html#qint64-typedef">qint64</a></span> QLlcpSocket::<span class="name">bytesAvailable</span> () const<tt> [virtual]</tt></h3>
<p>Reimplemented from <a href="http://qt.nokia.com/doc/4.7/qiodevice.html#bytesAvailable">QIODevice::bytesAvailable</a>().</p>
<!-- @@@bytesAvailable -->
<!-- $$$canReadLine[overload1]$$$canReadLine -->
<h3 class="fn"><a name="canReadLine"></a><span class="type">bool</span> QLlcpSocket::<span class="name">canReadLine</span> () const<tt> [virtual]</tt></h3>
<p>Reimplemented from <a href="http://qt.nokia.com/doc/4.7/qiodevice.html#canReadLine">QIODevice::canReadLine</a>().</p>
<!-- @@@canReadLine -->
<!-- $$$close[overload1]$$$close -->
<h3 class="fn"><a name="close"></a><span class="type">void</span> QLlcpSocket::<span class="name">close</span> ()<tt> [virtual]</tt></h3>
<p>Reimplemented from <a href="http://qt.nokia.com/doc/4.7/qiodevice.html#close">QIODevice::close</a>().</p>
<p>Disconnects the socket.</p>
<!-- @@@close -->
<!-- $$$connectToService[overload1]$$$connectToServiceQNearFieldTarget*constQString& -->
<h3 class="fn"><a name="connectToService"></a><span class="type">void</span> QLlcpSocket::<span class="name">connectToService</span> ( <span class="type"><a href="qnearfieldtarget.html">QNearFieldTarget</a></span> * <i>target</i>, const <span class="type"><a href="http://qt.nokia.com/doc/4.7/qstring.html">QString</a></span> &amp; <i>serviceUri</i> )</h3>
<p>Connects to the service identified by the URI <i>serviceUri</i> on <i>target</i>.</p>
<!-- @@@connectToService -->
<!-- $$$connected[overload1]$$$connected -->
<h3 class="fn"><a name="connected"></a><span class="type">void</span> QLlcpSocket::<span class="name">connected</span> ()<tt> [signal]</tt></h3>
<p>This signal is emitted after <a href="qllcpsocket.html#connectToService">connectToService</a>() has been called and a connection has been successfully established.</p>
<p><b>See also </b><a href="qllcpsocket.html#connectToService">connectToService</a>() and <a href="qllcpsocket.html#disconnected">disconnected</a>().</p>
<!-- @@@connected -->
<!-- $$$disconnectFromService[overload1]$$$disconnectFromService -->
<h3 class="fn"><a name="disconnectFromService"></a><span class="type">void</span> QLlcpSocket::<span class="name">disconnectFromService</span> ()</h3>
<p>Disconnects the socket.</p>
<!-- @@@disconnectFromService -->
<!-- $$$disconnected[overload1]$$$disconnected -->
<h3 class="fn"><a name="disconnected"></a><span class="type">void</span> QLlcpSocket::<span class="name">disconnected</span> ()<tt> [signal]</tt></h3>
<p>This signal is emitted when the socket has been disconnected.</p>
<p><b>See also </b><a href="qllcpsocket.html#disconnectFromService">disconnectFromService</a>().</p>
<!-- @@@disconnected -->
<!-- $$$error[overload1]$$$error -->
<h3 class="fn"><a name="error"></a><span class="type"><a href="qllcpsocket.html#SocketError-enum">SocketError</a></span> QLlcpSocket::<span class="name">error</span> () const</h3>
<p>Returns the type of error that last occurred.</p>
<!-- @@@error -->
<!-- $$$error$$$errorQLlcpSocket::SocketError -->
<h3 class="fn"><a name="error-2"></a><span class="type">void</span> QLlcpSocket::<span class="name">error</span> ( <span class="type"><a href="qllcpsocket.html#SocketError-enum">QLlcpSocket::SocketError</a></span> <i>socketError</i> )<tt> [signal]</tt></h3>
<p>This signal is emitted when an error occurs. The <i>socketError</i> parameter describes the error.</p>
<!-- @@@error -->
<!-- $$$hasPendingDatagrams[overload1]$$$hasPendingDatagrams -->
<h3 class="fn"><a name="hasPendingDatagrams"></a><span class="type">bool</span> QLlcpSocket::<span class="name">hasPendingDatagrams</span> () const</h3>
<p>Returns true if at least one datagram (service data units) is waiting to be read; otherwise returns false.</p>
<p><b>See also </b><a href="qllcpsocket.html#pendingDatagramSize">pendingDatagramSize</a>() and <a href="qllcpsocket.html#readDatagram">readDatagram</a>().</p>
<!-- @@@hasPendingDatagrams -->
<!-- $$$isSequential[overload1]$$$isSequential -->
<h3 class="fn"><a name="isSequential"></a><span class="type">bool</span> QLlcpSocket::<span class="name">isSequential</span> () const<tt> [virtual]</tt></h3>
<p>Reimplemented from <a href="http://qt.nokia.com/doc/4.7/qiodevice.html#isSequential">QIODevice::isSequential</a>().</p>
<p>Always returns true.</p>
<!-- @@@isSequential -->
<!-- $$$pendingDatagramSize[overload1]$$$pendingDatagramSize -->
<h3 class="fn"><a name="pendingDatagramSize"></a><span class="type"><a href="http://qt.nokia.com/doc/4.7/qtglobal.html#qint64-typedef">qint64</a></span> QLlcpSocket::<span class="name">pendingDatagramSize</span> () const</h3>
<p>Returns the size of the first pending datagram (service data unit). If there is no datagram available, this function returns -1.</p>
<p><b>See also </b><a href="qllcpsocket.html#hasPendingDatagrams">hasPendingDatagrams</a>() and <a href="qllcpsocket.html#readDatagram">readDatagram</a>().</p>
<!-- @@@pendingDatagramSize -->
<!-- $$$readDatagram[overload1]$$$readDatagramchar*qint64QNearFieldTarget**quint8* -->
<h3 class="fn"><a name="readDatagram"></a><span class="type"><a href="http://qt.nokia.com/doc/4.7/qtglobal.html#qint64-typedef">qint64</a></span> QLlcpSocket::<span class="name">readDatagram</span> ( <span class="type">char</span> * <i>data</i>, <span class="type"><a href="http://qt.nokia.com/doc/4.7/qtglobal.html#qint64-typedef">qint64</a></span> <i>maxSize</i>, <span class="type"><a href="qnearfieldtarget.html">QNearFieldTarget</a></span> ** <i>target</i> = 0, <span class="type"><a href="http://qt.nokia.com/doc/4.7/qtglobal.html#quint8-typedef">quint8</a></span> * <i>port</i> = 0 )</h3>
<p>Receives a datagram no larger than <i>maxSize</i> bytes and stores it in <i>data</i>. The sender's details are stored in <i>target</i> and <i>port</i> (unless the pointers are 0).</p>
<p>Returns the size of the datagram on success; otherwise returns -1.</p>
<p>If maxSize is too small, the rest of the datagram will be lost. To avoid loss of data, call <a href="qllcpsocket.html#pendingDatagramSize">pendingDatagramSize</a>() to determine the size of the pending datagram before attempting to read it. If maxSize is 0, the datagram will be discarded.</p>
<p><b>See also </b><a href="qllcpsocket.html#writeDatagram">writeDatagram</a>(), <a href="qllcpsocket.html#hasPendingDatagrams">hasPendingDatagrams</a>(), and <a href="qllcpsocket.html#pendingDatagramSize">pendingDatagramSize</a>().</p>
<!-- @@@readDatagram -->
<!-- $$$state[overload1]$$$state -->
<h3 class="fn"><a name="state"></a><span class="type"><a href="qllcpsocket.html#SocketState-enum">SocketState</a></span> QLlcpSocket::<span class="name">state</span> () const</h3>
<p>Returns the state of the socket.</p>
<!-- @@@state -->
<!-- $$$stateChanged[overload1]$$$stateChangedQLlcpSocket::SocketState -->
<h3 class="fn"><a name="stateChanged"></a><span class="type">void</span> QLlcpSocket::<span class="name">stateChanged</span> ( <span class="type"><a href="qllcpsocket.html#SocketState-enum">QLlcpSocket::SocketState</a></span> <i>socketState</i> )<tt> [signal]</tt></h3>
<p>This signal is emitted when the state of the socket changes. The <i>socketState</i> parameter describes the new state.</p>
<!-- @@@stateChanged -->
<!-- $$$waitForBytesWritten[overload1]$$$waitForBytesWrittenint -->
<h3 class="fn"><a name="waitForBytesWritten"></a><span class="type">bool</span> QLlcpSocket::<span class="name">waitForBytesWritten</span> ( <span class="type">int</span> <i>msecs</i> = 30000 )<tt> [virtual]</tt></h3>
<p>Reimplemented from <a href="http://qt.nokia.com/doc/4.7/qiodevice.html#waitForBytesWritten">QIODevice::waitForBytesWritten</a>().</p>
<!-- @@@waitForBytesWritten -->
<!-- $$$waitForConnected[overload1]$$$waitForConnectedint -->
<h3 class="fn"><a name="waitForConnected"></a><span class="type">bool</span> QLlcpSocket::<span class="name">waitForConnected</span> ( <span class="type">int</span> <i>msecs</i> = 30000 )<tt> [virtual]</tt></h3>
<p>Waits until the socket is connected, up to <i>msecs</i> milliseconds. If the connection has been established, this function returns true; otherwise it returns false. In the case where it returns false, you can call <a href="qllcpsocket.html#error">error</a>() to determine the cause of the error.</p>
<p>If msecs is -1, this function will not time out.</p>
<!-- @@@waitForConnected -->
<!-- $$$waitForDisconnected[overload1]$$$waitForDisconnectedint -->
<h3 class="fn"><a name="waitForDisconnected"></a><span class="type">bool</span> QLlcpSocket::<span class="name">waitForDisconnected</span> ( <span class="type">int</span> <i>msecs</i> = 30000 )<tt> [virtual]</tt></h3>
<p>Waits until the socket is disconnected, up to <i>msecs</i> milliseconds. If the connection has been disconnected, this function returns true; otherwise it returns false. In the case where it returns false, you can call <a href="qllcpsocket.html#error">error</a>() to determine the cause of the error.</p>
<p>If msecs is -1, this function will not time out.</p>
<!-- @@@waitForDisconnected -->
<!-- $$$waitForReadyRead[overload1]$$$waitForReadyReadint -->
<h3 class="fn"><a name="waitForReadyRead"></a><span class="type">bool</span> QLlcpSocket::<span class="name">waitForReadyRead</span> ( <span class="type">int</span> <i>msecs</i> = 30000 )<tt> [virtual]</tt></h3>
<p>Reimplemented from <a href="http://qt.nokia.com/doc/4.7/qiodevice.html#waitForReadyRead">QIODevice::waitForReadyRead</a>().</p>
<!-- @@@waitForReadyRead -->
<!-- $$$writeDatagram[overload1]$$$writeDatagramconstchar*qint64 -->
<h3 class="fn"><a name="writeDatagram"></a><span class="type"><a href="http://qt.nokia.com/doc/4.7/qtglobal.html#qint64-typedef">qint64</a></span> QLlcpSocket::<span class="name">writeDatagram</span> ( const <span class="type">char</span> * <i>data</i>, <span class="type"><a href="http://qt.nokia.com/doc/4.7/qtglobal.html#qint64-typedef">qint64</a></span> <i>size</i> )</h3>
<p>Sends the datagram at <i>data</i> of size <i>size</i> to the service that this socket is connected to. Returns the number of bytes sent on success; otherwise return -1;</p>
<!-- @@@writeDatagram -->
<!-- $$$writeDatagram$$$writeDatagramconstchar*qint64QNearFieldTarget*quint8 -->
<h3 class="fn"><a name="writeDatagram-2"></a><span class="type"><a href="http://qt.nokia.com/doc/4.7/qtglobal.html#qint64-typedef">qint64</a></span> QLlcpSocket::<span class="name">writeDatagram</span> ( const <span class="type">char</span> * <i>data</i>, <span class="type"><a href="http://qt.nokia.com/doc/4.7/qtglobal.html#qint64-typedef">qint64</a></span> <i>size</i>, <span class="type"><a href="qnearfieldtarget.html">QNearFieldTarget</a></span> * <i>target</i>, <span class="type"><a href="http://qt.nokia.com/doc/4.7/qtglobal.html#quint8-typedef">quint8</a></span> <i>port</i> )</h3>
<p>Sends the datagram at <i>data</i> of size <i>size</i> to the service identified by the URI <i>port</i> on <i>target</i>. Returns the number of bytes sent on success; otherwise returns -1.</p>
<p><b>See also </b><a href="qllcpsocket.html#readDatagram">readDatagram</a>().</p>
<!-- @@@writeDatagram -->
<!-- $$$writeDatagram$$$writeDatagramconstQByteArray& -->
<h3 class="fn"><a name="writeDatagram-3"></a><span class="type"><a href="http://qt.nokia.com/doc/4.7/qtglobal.html#qint64-typedef">qint64</a></span> QLlcpSocket::<span class="name">writeDatagram</span> ( const <span class="type"><a href="http://qt.nokia.com/doc/4.7/qbytearray.html">QByteArray</a></span> &amp; <i>datagram</i> )</h3>
<p>This is an overloaded function.</p>
<p>Sends the datagram <i>datagram</i> to the service that this socket is connected to.</p>
<!-- @@@writeDatagram -->
<!-- $$$writeDatagram$$$writeDatagramconstQByteArray&QNearFieldTarget*quint8 -->
<h3 class="fn"><a name="writeDatagram-4"></a><span class="type"><a href="http://qt.nokia.com/doc/4.7/qtglobal.html#qint64-typedef">qint64</a></span> QLlcpSocket::<span class="name">writeDatagram</span> ( const <span class="type"><a href="http://qt.nokia.com/doc/4.7/qbytearray.html">QByteArray</a></span> &amp; <i>datagram</i>, <span class="type"><a href="qnearfieldtarget.html">QNearFieldTarget</a></span> * <i>target</i>, <span class="type"><a href="http://qt.nokia.com/doc/4.7/qtglobal.html#quint8-typedef">quint8</a></span> <i>port</i> )</h3>
<p>This is an overloaded function.</p>
<p>Sends the datagram <i>datagram</i> to the service identified by the URI <i>port</i> on <i>target</i>.</p>
<!-- @@@writeDatagram -->
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