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<div class="title">kbufferedsocket.cpp</div> </div>
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<div class="fragment"><pre class="fragment"><a name="l00001"></a>00001 <span class="comment">/* -*- C++ -*-</span>
<a name="l00002"></a>00002 <span class="comment"> * Copyright (C) 2003-2005 Thiago Macieira <thiago.macieira@kdemail.net></span>
<a name="l00003"></a>00003 <span class="comment"> *</span>
<a name="l00004"></a>00004 <span class="comment"> *</span>
<a name="l00005"></a>00005 <span class="comment"> * Permission is hereby granted, free of charge, to any person obtaining</span>
<a name="l00006"></a>00006 <span class="comment"> * a copy of this software and associated documentation files (the</span>
<a name="l00007"></a>00007 <span class="comment"> * "Software"), to deal in the Software without restriction, including</span>
<a name="l00008"></a>00008 <span class="comment"> * without limitation the rights to use, copy, modify, merge, publish,</span>
<a name="l00009"></a>00009 <span class="comment"> * distribute, sublicense, and/or sell copies of the Software, and to</span>
<a name="l00010"></a>00010 <span class="comment"> * permit persons to whom the Software is furnished to do so, subject to</span>
<a name="l00011"></a>00011 <span class="comment"> * the following conditions:</span>
<a name="l00012"></a>00012 <span class="comment"> *</span>
<a name="l00013"></a>00013 <span class="comment"> * The above copyright notice and this permission notice shall be included</span>
<a name="l00014"></a>00014 <span class="comment"> * in all copies or substantial portions of the Software.</span>
<a name="l00015"></a>00015 <span class="comment"> *</span>
<a name="l00016"></a>00016 <span class="comment"> * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,</span>
<a name="l00017"></a>00017 <span class="comment"> * EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF</span>
<a name="l00018"></a>00018 <span class="comment"> * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND</span>
<a name="l00019"></a>00019 <span class="comment"> * NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE</span>
<a name="l00020"></a>00020 <span class="comment"> * LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION</span>
<a name="l00021"></a>00021 <span class="comment"> * OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION</span>
<a name="l00022"></a>00022 <span class="comment"> * WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.</span>
<a name="l00023"></a>00023 <span class="comment"> */</span>
<a name="l00024"></a>00024
<a name="l00025"></a>00025 <span class="preprocessor">#include <config.h></span>
<a name="l00026"></a>00026
<a name="l00027"></a>00027 <span class="preprocessor">#include <qmutex.h></span>
<a name="l00028"></a>00028 <span class="preprocessor">#include <qtimer.h></span>
<a name="l00029"></a>00029
<a name="l00030"></a>00030 <span class="preprocessor">#include "ksocketdevice.h"</span>
<a name="l00031"></a>00031 <span class="preprocessor">#include "ksocketaddress.h"</span>
<a name="l00032"></a>00032 <span class="preprocessor">#include "ksocketbuffer_p.h"</span>
<a name="l00033"></a>00033 <span class="preprocessor">#include "kbufferedsocket.h"</span>
<a name="l00034"></a>00034
<a name="l00035"></a>00035 <span class="keyword">using namespace </span>KNetwork;
<a name="l00036"></a>00036 <span class="keyword">using namespace </span>KNetwork::Internal;
<a name="l00037"></a>00037
<a name="l00038"></a>00038 <span class="keyword">class </span>KNetwork::KBufferedSocketPrivate
<a name="l00039"></a>00039 {
<a name="l00040"></a>00040 <span class="keyword">public</span>:
<a name="l00041"></a>00041 <span class="keyword">mutable</span> KSocketBuffer *input, *output;
<a name="l00042"></a>00042
<a name="l00043"></a>00043 KBufferedSocketPrivate()
<a name="l00044"></a>00044 {
<a name="l00045"></a>00045 input = 0L;
<a name="l00046"></a>00046 output = 0L;
<a name="l00047"></a>00047 }
<a name="l00048"></a>00048 };
<a name="l00049"></a>00049
<a name="l00050"></a><a class="code" href="classKNetwork_1_1KBufferedSocket.html#aafdcc1069fd7915cf583c660ba6c8b0d">00050</a> <a class="code" href="classKNetwork_1_1KBufferedSocket.html#aafdcc1069fd7915cf583c660ba6c8b0d" title="Default constructor.">KBufferedSocket::KBufferedSocket</a>(<span class="keyword">const</span> <a class="codeRef" href="qstring.html">QString</a>& host, <span class="keyword">const</span> <a class="codeRef" href="qstring.html">QString</a>& service,
<a name="l00051"></a>00051 <a class="codeRef" href="qobject.html">QObject</a> *parent, <span class="keyword">const</span> <span class="keywordtype">char</span> *name)
<a name="l00052"></a>00052 : <a class="code" href="classKNetwork_1_1KStreamSocket.html" title="Simple stream socket.">KStreamSocket</a>(host, service, parent, name),
<a name="l00053"></a>00053 d(new KBufferedSocketPrivate)
<a name="l00054"></a>00054 {
<a name="l00055"></a>00055 <a class="code" href="classKNetwork_1_1KBufferedSocket.html#a76593ba9478cb763e8a32278bfbaaad2" title="Sets the use of input buffering.">setInputBuffering</a>(<span class="keyword">true</span>);
<a name="l00056"></a>00056 <a class="code" href="classKNetwork_1_1KBufferedSocket.html#ad76af541b4b5e81761d046953599b0fb" title="Sets the use of output buffering.">setOutputBuffering</a>(<span class="keyword">true</span>);
<a name="l00057"></a>00057 }
<a name="l00058"></a>00058
<a name="l00059"></a><a class="code" href="classKNetwork_1_1KBufferedSocket.html#a61439d6491503d0b416579d6698a0583">00059</a> <a class="code" href="classKNetwork_1_1KBufferedSocket.html#a61439d6491503d0b416579d6698a0583" title="Destructor.">KBufferedSocket::~KBufferedSocket</a>()
<a name="l00060"></a>00060 {
<a name="l00061"></a>00061 <a class="code" href="classKNetwork_1_1KBufferedSocket.html#a92d4dae49757e88d4491483265b3fc1e" title="Closes the socket and discards any output data that had been buffered with writeBlock but that had no...">closeNow</a>();
<a name="l00062"></a>00062 <span class="keyword">delete</span> d->input;
<a name="l00063"></a>00063 <span class="keyword">delete</span> d->output;
<a name="l00064"></a>00064 <span class="keyword">delete</span> d;
<a name="l00065"></a>00065 }
<a name="l00066"></a>00066
<a name="l00067"></a><a class="code" href="classKNetwork_1_1KBufferedSocket.html#a19593a26a264ba67eb5068f9b4e8a6b3">00067</a> <span class="keywordtype">void</span> <a class="code" href="classKNetwork_1_1KBufferedSocket.html#a19593a26a264ba67eb5068f9b4e8a6b3" title="Be sure to catch new devices.">KBufferedSocket::setSocketDevice</a>(<a class="code" href="classKNetwork_1_1KSocketDevice.html" title="Low-level socket functionality.">KSocketDevice</a>* device)
<a name="l00068"></a>00068 {
<a name="l00069"></a>00069 <a class="code" href="classKNetwork_1_1KBufferedSocket.html#a19593a26a264ba67eb5068f9b4e8a6b3" title="Be sure to catch new devices.">KStreamSocket::setSocketDevice</a>(device);
<a name="l00070"></a>00070 device-><a class="code" href="classKNetwork_1_1KSocketBase.html#aac9c41c3393c6814c1b6da223dae48fc" title="Sets this socket's blocking mode.">setBlocking</a>(<span class="keyword">false</span>);
<a name="l00071"></a>00071 }
<a name="l00072"></a>00072
<a name="l00073"></a><a class="code" href="classKNetwork_1_1KBufferedSocket.html#ad558024f694a7eae2227edc684c28539">00073</a> <span class="keywordtype">bool</span> <a class="code" href="classKNetwork_1_1KBufferedSocket.html#ad558024f694a7eae2227edc684c28539" title="Buffered sockets can only operate in non-blocking mode.">KBufferedSocket::setSocketOptions</a>(<span class="keywordtype">int</span> opts)
<a name="l00074"></a>00074 {
<a name="l00075"></a>00075 <span class="keywordflow">if</span> (opts == Blocking)
<a name="l00076"></a>00076 <span class="keywordflow">return</span> <span class="keyword">false</span>;
<a name="l00077"></a>00077
<a name="l00078"></a>00078 opts &= ~Blocking;
<a name="l00079"></a>00079 <span class="keywordflow">return</span> <a class="code" href="classKNetwork_1_1KBufferedSocket.html#ad558024f694a7eae2227edc684c28539" title="Buffered sockets can only operate in non-blocking mode.">KStreamSocket::setSocketOptions</a>(opts);
<a name="l00080"></a>00080 }
<a name="l00081"></a>00081
<a name="l00082"></a><a class="code" href="classKNetwork_1_1KBufferedSocket.html#ab7758ea7e939882ea5d83278bbee3bc4">00082</a> <span class="keywordtype">void</span> <a class="code" href="classKNetwork_1_1KBufferedSocket.html#ab7758ea7e939882ea5d83278bbee3bc4" title="Closes the socket for new data, but allow data that had been buffered for output with writeBlock to b...">KBufferedSocket::close</a>()
<a name="l00083"></a>00083 {
<a name="l00084"></a>00084 <span class="keywordflow">if</span> (!d->output || d->output->isEmpty())
<a name="l00085"></a>00085 <a class="code" href="classKNetwork_1_1KBufferedSocket.html#a92d4dae49757e88d4491483265b3fc1e" title="Closes the socket and discards any output data that had been buffered with writeBlock but that had no...">closeNow</a>();
<a name="l00086"></a>00086 <span class="keywordflow">else</span>
<a name="l00087"></a>00087 {
<a name="l00088"></a>00088 <a class="code" href="classKNetwork_1_1KClientSocketBase.html#a619f2917a33f5eadc411cf816b9f1aca" title="Sets the socket state to state.">setState</a>(Closing);
<a name="l00089"></a>00089 <a class="codeRef" href="qsocketnotifier.html">QSocketNotifier</a> *n = <a class="code" href="classKNetwork_1_1KSocketBase.html#a6ba9d5dd5ec196e72d7593dd5e8bebf1" title="Retrieves the socket implementation used on this socket.">socketDevice</a>()-><a class="code" href="classKNetwork_1_1KSocketDevice.html#acdf84ff6f73d3aa49ac2b2b52ed05a8d" title="Returns a socket notifier for input on this socket.">readNotifier</a>();
<a name="l00090"></a>00090 <span class="keywordflow">if</span> (n)
<a name="l00091"></a>00091 n-><a class="codeRef" href="qsocketnotifier.html#setEnabled">setEnabled</a>(<span class="keyword">false</span>);
<a name="l00092"></a>00092 emit <a class="code" href="classKNetwork_1_1KClientSocketBase.html#af7dabc6de57ec055154bddc881723d55" title="This signal is emitted whenever the socket state changes.">stateChanged</a>(Closing);
<a name="l00093"></a>00093 }
<a name="l00094"></a>00094 }
<a name="l00095"></a>00095
<a name="l00096"></a><a class="code" href="classKNetwork_1_1KBufferedSocket.html#adf11270247355aa1aa288f79d69cdc67">00096</a> Q_LONG <a class="code" href="classKNetwork_1_1KBufferedSocket.html#adf11270247355aa1aa288f79d69cdc67" title="Make use of the buffers.">KBufferedSocket::bytesAvailable</a>()<span class="keyword"> const</span>
<a name="l00097"></a>00097 <span class="keyword"></span>{
<a name="l00098"></a>00098 <span class="keywordflow">if</span> (!d->input)
<a name="l00099"></a>00099 <span class="keywordflow">return</span> <a class="code" href="classKNetwork_1_1KBufferedSocket.html#adf11270247355aa1aa288f79d69cdc67" title="Make use of the buffers.">KStreamSocket::bytesAvailable</a>();
<a name="l00100"></a>00100
<a name="l00101"></a>00101 <span class="keywordflow">return</span> d->input->length();
<a name="l00102"></a>00102 }
<a name="l00103"></a>00103
<a name="l00104"></a><a class="code" href="classKNetwork_1_1KBufferedSocket.html#a2f74aff6c39b66bcfb155d6f291d57cc">00104</a> Q_LONG <a class="code" href="classKNetwork_1_1KBufferedSocket.html#a2f74aff6c39b66bcfb155d6f291d57cc" title="Make use of buffers.">KBufferedSocket::waitForMore</a>(<span class="keywordtype">int</span> msecs, <span class="keywordtype">bool</span> *timeout)
<a name="l00105"></a>00105 {
<a name="l00106"></a>00106 Q_LONG retval = <a class="code" href="classKNetwork_1_1KBufferedSocket.html#a2f74aff6c39b66bcfb155d6f291d57cc" title="Make use of buffers.">KStreamSocket::waitForMore</a>(msecs, timeout);
<a name="l00107"></a>00107 <span class="keywordflow">if</span> (d->input)
<a name="l00108"></a>00108 {
<a name="l00109"></a>00109 <a class="code" href="classKNetwork_1_1KActiveSocketBase.html#a8ab660128508224c5124024b1a93248e" title="Resets the socket error code and the I/O Device's status.">resetError</a>();
<a name="l00110"></a>00110 <a class="code" href="classKNetwork_1_1KBufferedSocket.html#a2780a349bba509557f417eeeee2a84b3" title="Slot called when there's read activity.">slotReadActivity</a>();
<a name="l00111"></a>00111 <span class="keywordflow">return</span> <a class="code" href="classKNetwork_1_1KBufferedSocket.html#adf11270247355aa1aa288f79d69cdc67" title="Make use of the buffers.">bytesAvailable</a>();
<a name="l00112"></a>00112 }
<a name="l00113"></a>00113 <span class="keywordflow">return</span> retval;
<a name="l00114"></a>00114 }
<a name="l00115"></a>00115
<a name="l00116"></a><a class="code" href="classKNetwork_1_1KBufferedSocket.html#ae9d7b026ebb141c72540ab90258b8ff4">00116</a> Q_LONG <a class="code" href="classKNetwork_1_1KBufferedSocket.html#ae9d7b026ebb141c72540ab90258b8ff4" title="Reads data from the socket.">KBufferedSocket::readBlock</a>(<span class="keywordtype">char</span> *data, Q_ULONG maxlen)
<a name="l00117"></a>00117 {
<a name="l00118"></a>00118 <span class="keywordflow">if</span> (d->input)
<a name="l00119"></a>00119 {
<a name="l00120"></a>00120 <span class="keywordflow">if</span> (d->input->isEmpty())
<a name="l00121"></a>00121 {
<a name="l00122"></a>00122 <a class="code" href="classKNetwork_1_1KActiveSocketBase.html#a3590741f0f0046536dac3a8ccb31f565" title="Sets the socket's error code and the I/O Device's status.">setError</a>(IO_ReadError, WouldBlock);
<a name="l00123"></a>00123 emit <a class="code" href="classKNetwork_1_1KClientSocketBase.html#aa484bdf0e485b189d03924f0c01ffdf5" title="This signal is emitted when this object finds an error.">gotError</a>(WouldBlock);
<a name="l00124"></a>00124 <span class="keywordflow">return</span> -1;
<a name="l00125"></a>00125 }
<a name="l00126"></a>00126 <a class="code" href="classKNetwork_1_1KActiveSocketBase.html#a8ab660128508224c5124024b1a93248e" title="Resets the socket error code and the I/O Device's status.">resetError</a>();
<a name="l00127"></a>00127 <span class="keywordflow">return</span> d->input->consumeBuffer(data, maxlen);
<a name="l00128"></a>00128 }
<a name="l00129"></a>00129 <span class="keywordflow">return</span> <a class="code" href="classKNetwork_1_1KBufferedSocket.html#ae9d7b026ebb141c72540ab90258b8ff4" title="Reads data from the socket.">KStreamSocket::readBlock</a>(data, maxlen);
<a name="l00130"></a>00130 }
<a name="l00131"></a>00131
<a name="l00132"></a><a class="code" href="classKNetwork_1_1KBufferedSocket.html#ab2fe6d7d35ce533d7b74710d7e142dee">00132</a> Q_LONG <a class="code" href="classKNetwork_1_1KBufferedSocket.html#ae9d7b026ebb141c72540ab90258b8ff4" title="Reads data from the socket.">KBufferedSocket::readBlock</a>(<span class="keywordtype">char</span> *data, Q_ULONG maxlen, <a class="code" href="classKNetwork_1_1KSocketAddress.html" title="A generic socket address.">KSocketAddress</a>& from)
<a name="l00133"></a>00133 {
<a name="l00134"></a>00134 from = <a class="code" href="classKNetwork_1_1KClientSocketBase.html#ac2c0c3a244e2dcb83df8f2e955a0e602" title="Returns the peer socket address.">peerAddress</a>();
<a name="l00135"></a>00135 <span class="keywordflow">return</span> <a class="code" href="classKNetwork_1_1KBufferedSocket.html#ae9d7b026ebb141c72540ab90258b8ff4" title="Reads data from the socket.">readBlock</a>(data, maxlen);
<a name="l00136"></a>00136 }
<a name="l00137"></a>00137
<a name="l00138"></a><a class="code" href="classKNetwork_1_1KBufferedSocket.html#a78a2d29681fbc03b4a230fe0659d5daf">00138</a> Q_LONG <a class="code" href="classKNetwork_1_1KBufferedSocket.html#a78a2d29681fbc03b4a230fe0659d5daf" title="Peeks data from the socket.">KBufferedSocket::peekBlock</a>(<span class="keywordtype">char</span> *data, Q_ULONG maxlen)
<a name="l00139"></a>00139 {
<a name="l00140"></a>00140 <span class="keywordflow">if</span> (d->input)
<a name="l00141"></a>00141 {
<a name="l00142"></a>00142 <span class="keywordflow">if</span> (d->input->isEmpty())
<a name="l00143"></a>00143 {
<a name="l00144"></a>00144 <a class="code" href="classKNetwork_1_1KActiveSocketBase.html#a3590741f0f0046536dac3a8ccb31f565" title="Sets the socket's error code and the I/O Device's status.">setError</a>(IO_ReadError, WouldBlock);
<a name="l00145"></a>00145 emit <a class="code" href="classKNetwork_1_1KClientSocketBase.html#aa484bdf0e485b189d03924f0c01ffdf5" title="This signal is emitted when this object finds an error.">gotError</a>(WouldBlock);
<a name="l00146"></a>00146 <span class="keywordflow">return</span> -1;
<a name="l00147"></a>00147 }
<a name="l00148"></a>00148 <a class="code" href="classKNetwork_1_1KActiveSocketBase.html#a8ab660128508224c5124024b1a93248e" title="Resets the socket error code and the I/O Device's status.">resetError</a>();
<a name="l00149"></a>00149 <span class="keywordflow">return</span> d->input->consumeBuffer(data, maxlen, <span class="keyword">false</span>);
<a name="l00150"></a>00150 }
<a name="l00151"></a>00151 <span class="keywordflow">return</span> <a class="code" href="classKNetwork_1_1KBufferedSocket.html#a78a2d29681fbc03b4a230fe0659d5daf" title="Peeks data from the socket.">KStreamSocket::peekBlock</a>(data, maxlen);
<a name="l00152"></a>00152 }
<a name="l00153"></a>00153
<a name="l00154"></a><a class="code" href="classKNetwork_1_1KBufferedSocket.html#a5f864568db0f9b534e2b9547f47de598">00154</a> Q_LONG <a class="code" href="classKNetwork_1_1KBufferedSocket.html#a78a2d29681fbc03b4a230fe0659d5daf" title="Peeks data from the socket.">KBufferedSocket::peekBlock</a>(<span class="keywordtype">char</span> *data, Q_ULONG maxlen, <a class="code" href="classKNetwork_1_1KSocketAddress.html" title="A generic socket address.">KSocketAddress</a>& from)
<a name="l00155"></a>00155 {
<a name="l00156"></a>00156 from = <a class="code" href="classKNetwork_1_1KClientSocketBase.html#ac2c0c3a244e2dcb83df8f2e955a0e602" title="Returns the peer socket address.">peerAddress</a>();
<a name="l00157"></a>00157 <span class="keywordflow">return</span> <a class="code" href="classKNetwork_1_1KBufferedSocket.html#a78a2d29681fbc03b4a230fe0659d5daf" title="Peeks data from the socket.">peekBlock</a>(data, maxlen);
<a name="l00158"></a>00158 }
<a name="l00159"></a>00159
<a name="l00160"></a><a class="code" href="classKNetwork_1_1KBufferedSocket.html#a2113810ad2ca4a2d1092f11a2125f2a1">00160</a> Q_LONG <a class="code" href="classKNetwork_1_1KBufferedSocket.html#a2113810ad2ca4a2d1092f11a2125f2a1" title="Writes data to the socket.">KBufferedSocket::writeBlock</a>(<span class="keyword">const</span> <span class="keywordtype">char</span> *data, Q_ULONG len)
<a name="l00161"></a>00161 {
<a name="l00162"></a>00162 <span class="keywordflow">if</span> (<a class="code" href="classKNetwork_1_1KClientSocketBase.html#a6e1581e22f3273a299037a138dbfe8f3" title="Returns the current state for this socket.">state</a>() != Connected)
<a name="l00163"></a>00163 {
<a name="l00164"></a>00164 <span class="comment">// cannot write now!</span>
<a name="l00165"></a>00165 <a class="code" href="classKNetwork_1_1KActiveSocketBase.html#a3590741f0f0046536dac3a8ccb31f565" title="Sets the socket's error code and the I/O Device's status.">setError</a>(IO_WriteError, NotConnected);
<a name="l00166"></a>00166 <span class="keywordflow">return</span> -1;
<a name="l00167"></a>00167 }
<a name="l00168"></a>00168
<a name="l00169"></a>00169 <span class="keywordflow">if</span> (d->output)
<a name="l00170"></a>00170 {
<a name="l00171"></a>00171 <span class="keywordflow">if</span> (d->output->isFull())
<a name="l00172"></a>00172 {
<a name="l00173"></a>00173 <a class="code" href="classKNetwork_1_1KActiveSocketBase.html#a3590741f0f0046536dac3a8ccb31f565" title="Sets the socket's error code and the I/O Device's status.">setError</a>(IO_WriteError, WouldBlock);
<a name="l00174"></a>00174 emit <a class="code" href="classKNetwork_1_1KClientSocketBase.html#aa484bdf0e485b189d03924f0c01ffdf5" title="This signal is emitted when this object finds an error.">gotError</a>(WouldBlock);
<a name="l00175"></a>00175 <span class="keywordflow">return</span> -1;
<a name="l00176"></a>00176 }
<a name="l00177"></a>00177 <a class="code" href="classKNetwork_1_1KActiveSocketBase.html#a8ab660128508224c5124024b1a93248e" title="Resets the socket error code and the I/O Device's status.">resetError</a>();
<a name="l00178"></a>00178
<a name="l00179"></a>00179 <span class="comment">// enable notifier to send data</span>
<a name="l00180"></a>00180 <a class="codeRef" href="qsocketnotifier.html">QSocketNotifier</a> *n = <a class="code" href="classKNetwork_1_1KSocketBase.html#a6ba9d5dd5ec196e72d7593dd5e8bebf1" title="Retrieves the socket implementation used on this socket.">socketDevice</a>()-><a class="code" href="classKNetwork_1_1KSocketDevice.html#a42346acae11b01a1a8908018f5cf99c6" title="Returns a socket notifier for output on this socket.">writeNotifier</a>();
<a name="l00181"></a>00181 <span class="keywordflow">if</span> (n)
<a name="l00182"></a>00182 n-><a class="codeRef" href="qsocketnotifier.html#setEnabled">setEnabled</a>(<span class="keyword">true</span>);
<a name="l00183"></a>00183
<a name="l00184"></a>00184 <span class="keywordflow">return</span> d->output->feedBuffer(data, len);
<a name="l00185"></a>00185 }
<a name="l00186"></a>00186
<a name="l00187"></a>00187 <span class="keywordflow">return</span> <a class="code" href="classKNetwork_1_1KBufferedSocket.html#a2113810ad2ca4a2d1092f11a2125f2a1" title="Writes data to the socket.">KStreamSocket::writeBlock</a>(data, len);
<a name="l00188"></a>00188 }
<a name="l00189"></a>00189
<a name="l00190"></a><a class="code" href="classKNetwork_1_1KBufferedSocket.html#a8f56d40f0cc82b7eafb3280ea75d1e8a">00190</a> Q_LONG <a class="code" href="classKNetwork_1_1KBufferedSocket.html#a2113810ad2ca4a2d1092f11a2125f2a1" title="Writes data to the socket.">KBufferedSocket::writeBlock</a>(<span class="keyword">const</span> <span class="keywordtype">char</span> *data, Q_ULONG maxlen,
<a name="l00191"></a>00191 <span class="keyword">const</span> <a class="code" href="classKNetwork_1_1KSocketAddress.html" title="A generic socket address.">KSocketAddress</a>&)
<a name="l00192"></a>00192 {
<a name="l00193"></a>00193 <span class="comment">// ignore the third parameter</span>
<a name="l00194"></a>00194 <span class="keywordflow">return</span> <a class="code" href="classKNetwork_1_1KBufferedSocket.html#a2113810ad2ca4a2d1092f11a2125f2a1" title="Writes data to the socket.">writeBlock</a>(data, maxlen);
<a name="l00195"></a>00195 }
<a name="l00196"></a>00196
<a name="l00197"></a><a class="code" href="classKNetwork_1_1KBufferedSocket.html#a44f8a0383597b63b3fb34c54a4db5a83">00197</a> <span class="keywordtype">void</span> <a class="code" href="classKNetwork_1_1KBufferedSocket.html#a44f8a0383597b63b3fb34c54a4db5a83" title="Catch changes.">KBufferedSocket::enableRead</a>(<span class="keywordtype">bool</span> enable)
<a name="l00198"></a>00198 {
<a name="l00199"></a>00199 <a class="code" href="classKNetwork_1_1KBufferedSocket.html#a44f8a0383597b63b3fb34c54a4db5a83" title="Catch changes.">KStreamSocket::enableRead</a>(enable);
<a name="l00200"></a>00200 <span class="keywordflow">if</span> (!enable && d->input)
<a name="l00201"></a>00201 {
<a name="l00202"></a>00202 <span class="comment">// reenable it</span>
<a name="l00203"></a>00203 <a class="codeRef" href="qsocketnotifier.html">QSocketNotifier</a> *n = <a class="code" href="classKNetwork_1_1KSocketBase.html#a6ba9d5dd5ec196e72d7593dd5e8bebf1" title="Retrieves the socket implementation used on this socket.">socketDevice</a>()-><a class="code" href="classKNetwork_1_1KSocketDevice.html#acdf84ff6f73d3aa49ac2b2b52ed05a8d" title="Returns a socket notifier for input on this socket.">readNotifier</a>();
<a name="l00204"></a>00204 <span class="keywordflow">if</span> (n)
<a name="l00205"></a>00205 n-><a class="codeRef" href="qsocketnotifier.html#setEnabled">setEnabled</a>(<span class="keyword">true</span>);
<a name="l00206"></a>00206 }
<a name="l00207"></a>00207
<a name="l00208"></a>00208 <span class="keywordflow">if</span> (enable && <a class="code" href="classKNetwork_1_1KClientSocketBase.html#a6e1581e22f3273a299037a138dbfe8f3" title="Returns the current state for this socket.">state</a>() != Connected && d->input && !d->input->isEmpty())
<a name="l00209"></a>00209 <span class="comment">// this means the buffer is still dirty</span>
<a name="l00210"></a>00210 <span class="comment">// allow the signal to be emitted</span>
<a name="l00211"></a>00211 <a class="codeRef" href="qtimer.html#singleShot">QTimer::singleShot</a>(0, <span class="keyword">this</span>, SLOT(<a class="code" href="classKNetwork_1_1KBufferedSocket.html#a2780a349bba509557f417eeeee2a84b3" title="Slot called when there's read activity.">slotReadActivity</a>()));
<a name="l00212"></a>00212 }
<a name="l00213"></a>00213
<a name="l00214"></a><a class="code" href="classKNetwork_1_1KBufferedSocket.html#aa0764e92735b4e7de286aa74bd5c0a25">00214</a> <span class="keywordtype">void</span> <a class="code" href="classKNetwork_1_1KBufferedSocket.html#aa0764e92735b4e7de286aa74bd5c0a25" title="Catch changes.">KBufferedSocket::enableWrite</a>(<span class="keywordtype">bool</span> enable)
<a name="l00215"></a>00215 {
<a name="l00216"></a>00216 <a class="code" href="classKNetwork_1_1KBufferedSocket.html#aa0764e92735b4e7de286aa74bd5c0a25" title="Catch changes.">KStreamSocket::enableWrite</a>(enable);
<a name="l00217"></a>00217 <span class="keywordflow">if</span> (!enable && d->output && !d->output->isEmpty())
<a name="l00218"></a>00218 {
<a name="l00219"></a>00219 <span class="comment">// reenable it</span>
<a name="l00220"></a>00220 <a class="codeRef" href="qsocketnotifier.html">QSocketNotifier</a> *n = <a class="code" href="classKNetwork_1_1KSocketBase.html#a6ba9d5dd5ec196e72d7593dd5e8bebf1" title="Retrieves the socket implementation used on this socket.">socketDevice</a>()-><a class="code" href="classKNetwork_1_1KSocketDevice.html#a42346acae11b01a1a8908018f5cf99c6" title="Returns a socket notifier for output on this socket.">writeNotifier</a>();
<a name="l00221"></a>00221 <span class="keywordflow">if</span> (n)
<a name="l00222"></a>00222 n-><a class="codeRef" href="qsocketnotifier.html#setEnabled">setEnabled</a>(<span class="keyword">true</span>);
<a name="l00223"></a>00223 }
<a name="l00224"></a>00224 }
<a name="l00225"></a>00225
<a name="l00226"></a><a class="code" href="classKNetwork_1_1KBufferedSocket.html#a3eee01e3f8948699843aec60cbcc4f06">00226</a> <span class="keywordtype">void</span> <a class="code" href="classKNetwork_1_1KBufferedSocket.html#a3eee01e3f8948699843aec60cbcc4f06" title="Catch connection to clear the buffers.">KBufferedSocket::stateChanging</a>(<a class="code" href="classKNetwork_1_1KClientSocketBase.html#a25cbb03492f7267142a98c091cda2e53" title="Socket states.">SocketState</a> newState)
<a name="l00227"></a>00227 {
<a name="l00228"></a>00228 <span class="keywordflow">if</span> (newState == Connecting || newState == Connected)
<a name="l00229"></a>00229 {
<a name="l00230"></a>00230 <span class="comment">// we're going to connect</span>
<a name="l00231"></a>00231 <span class="comment">// make sure the buffers are clean</span>
<a name="l00232"></a>00232 <span class="keywordflow">if</span> (d->input)
<a name="l00233"></a>00233 d->input->clear();
<a name="l00234"></a>00234 <span class="keywordflow">if</span> (d->output)
<a name="l00235"></a>00235 d->output->clear();
<a name="l00236"></a>00236
<a name="l00237"></a>00237 <span class="comment">// also, turn on notifiers</span>
<a name="l00238"></a>00238 <a class="code" href="classKNetwork_1_1KBufferedSocket.html#a44f8a0383597b63b3fb34c54a4db5a83" title="Catch changes.">enableRead</a>(<a class="code" href="classKNetwork_1_1KClientSocketBase.html#a61e94d4e636d89617ed470cc865e46ab" title="Returns true if the readyRead signal is set to be emitted.">emitsReadyRead</a>());
<a name="l00239"></a>00239 <a class="code" href="classKNetwork_1_1KBufferedSocket.html#aa0764e92735b4e7de286aa74bd5c0a25" title="Catch changes.">enableWrite</a>(<a class="code" href="classKNetwork_1_1KClientSocketBase.html#a5164d7aba6d0d88b0a2b435b63a2cc67" title="Returns true if the readyWrite signal is set to be emitted.">emitsReadyWrite</a>());
<a name="l00240"></a>00240 }
<a name="l00241"></a>00241 <a class="code" href="classKNetwork_1_1KBufferedSocket.html#a3eee01e3f8948699843aec60cbcc4f06" title="Catch connection to clear the buffers.">KStreamSocket::stateChanging</a>(newState);
<a name="l00242"></a>00242 }
<a name="l00243"></a>00243
<a name="l00244"></a><a class="code" href="classKNetwork_1_1KBufferedSocket.html#a76593ba9478cb763e8a32278bfbaaad2">00244</a> <span class="keywordtype">void</span> <a class="code" href="classKNetwork_1_1KBufferedSocket.html#a76593ba9478cb763e8a32278bfbaaad2" title="Sets the use of input buffering.">KBufferedSocket::setInputBuffering</a>(<span class="keywordtype">bool</span> enable)
<a name="l00245"></a>00245 {
<a name="l00246"></a>00246 <a class="codeRef" href="qmutexlocker.html">QMutexLocker</a> locker(<a class="code" href="classKNetwork_1_1KSocketBase.html#a9c4e435feaad42f907be91821c79e1e2" title="Returns the internal mutex for this class.">mutex</a>());
<a name="l00247"></a>00247 <span class="keywordflow">if</span> (!enable)
<a name="l00248"></a>00248 {
<a name="l00249"></a>00249 <span class="keyword">delete</span> d->input;
<a name="l00250"></a>00250 d->input = 0L;
<a name="l00251"></a>00251 }
<a name="l00252"></a>00252 <span class="keywordflow">else</span> <span class="keywordflow">if</span> (d->input == 0L)
<a name="l00253"></a>00253 {
<a name="l00254"></a>00254 d->input = <span class="keyword">new</span> KSocketBuffer;
<a name="l00255"></a>00255 }
<a name="l00256"></a>00256 }
<a name="l00257"></a>00257
<a name="l00258"></a><a class="code" href="classKNetwork_1_1KBufferedSocket.html#a4803502d6b321c744b1cefcfda9bc9d1">00258</a> <a class="code" href="classKIOBufferBase.html" title="base for I/O buffer implementation">KIOBufferBase</a>* <a class="code" href="classKNetwork_1_1KBufferedSocket.html#a4803502d6b321c744b1cefcfda9bc9d1" title="Retrieves the input buffer object.">KBufferedSocket::inputBuffer</a>()
<a name="l00259"></a>00259 {
<a name="l00260"></a>00260 <span class="keywordflow">return</span> d->input;
<a name="l00261"></a>00261 }
<a name="l00262"></a>00262
<a name="l00263"></a><a class="code" href="classKNetwork_1_1KBufferedSocket.html#ad76af541b4b5e81761d046953599b0fb">00263</a> <span class="keywordtype">void</span> <a class="code" href="classKNetwork_1_1KBufferedSocket.html#ad76af541b4b5e81761d046953599b0fb" title="Sets the use of output buffering.">KBufferedSocket::setOutputBuffering</a>(<span class="keywordtype">bool</span> enable)
<a name="l00264"></a>00264 {
<a name="l00265"></a>00265 <a class="codeRef" href="qmutexlocker.html">QMutexLocker</a> locker(<a class="code" href="classKNetwork_1_1KSocketBase.html#a9c4e435feaad42f907be91821c79e1e2" title="Returns the internal mutex for this class.">mutex</a>());
<a name="l00266"></a>00266 <span class="keywordflow">if</span> (!enable)
<a name="l00267"></a>00267 {
<a name="l00268"></a>00268 <span class="keyword">delete</span> d->output;
<a name="l00269"></a>00269 d->output = 0L;
<a name="l00270"></a>00270 }
<a name="l00271"></a>00271 <span class="keywordflow">else</span> <span class="keywordflow">if</span> (d->output == 0L)
<a name="l00272"></a>00272 {
<a name="l00273"></a>00273 d->output = <span class="keyword">new</span> KSocketBuffer;
<a name="l00274"></a>00274 }
<a name="l00275"></a>00275 }
<a name="l00276"></a>00276
<a name="l00277"></a><a class="code" href="classKNetwork_1_1KBufferedSocket.html#a26a26ae4055512a849612374c6897ed8">00277</a> <a class="code" href="classKIOBufferBase.html" title="base for I/O buffer implementation">KIOBufferBase</a>* <a class="code" href="classKNetwork_1_1KBufferedSocket.html#a26a26ae4055512a849612374c6897ed8" title="Retrieves the output buffer object.">KBufferedSocket::outputBuffer</a>()
<a name="l00278"></a>00278 {
<a name="l00279"></a>00279 <span class="keywordflow">return</span> d->output;
<a name="l00280"></a>00280 }
<a name="l00281"></a>00281
<a name="l00282"></a><a class="code" href="classKNetwork_1_1KBufferedSocket.html#a5d1d37e1fef1286dc847a060dd062d58">00282</a> Q_ULONG <a class="code" href="classKNetwork_1_1KBufferedSocket.html#a5d1d37e1fef1286dc847a060dd062d58" title="Returns the length of the output buffer.">KBufferedSocket::bytesToWrite</a>()<span class="keyword"> const</span>
<a name="l00283"></a>00283 <span class="keyword"></span>{
<a name="l00284"></a>00284 <span class="keywordflow">if</span> (!d->output)
<a name="l00285"></a>00285 <span class="keywordflow">return</span> 0;
<a name="l00286"></a>00286
<a name="l00287"></a>00287 <span class="keywordflow">return</span> d->output->length();
<a name="l00288"></a>00288 }
<a name="l00289"></a>00289
<a name="l00290"></a><a class="code" href="classKNetwork_1_1KBufferedSocket.html#a92d4dae49757e88d4491483265b3fc1e">00290</a> <span class="keywordtype">void</span> <a class="code" href="classKNetwork_1_1KBufferedSocket.html#a92d4dae49757e88d4491483265b3fc1e" title="Closes the socket and discards any output data that had been buffered with writeBlock but that had no...">KBufferedSocket::closeNow</a>()
<a name="l00291"></a>00291 {
<a name="l00292"></a>00292 <a class="code" href="classKNetwork_1_1KBufferedSocket.html#ab7758ea7e939882ea5d83278bbee3bc4" title="Closes the socket for new data, but allow data that had been buffered for output with writeBlock to b...">KStreamSocket::close</a>();
<a name="l00293"></a>00293 <span class="keywordflow">if</span> (d->output)
<a name="l00294"></a>00294 d->output->clear();
<a name="l00295"></a>00295 }
<a name="l00296"></a>00296
<a name="l00297"></a><a class="code" href="classKNetwork_1_1KBufferedSocket.html#a0a7228ee854aa3a91aa80947a5e39879">00297</a> <span class="keywordtype">bool</span> <a class="code" href="classKNetwork_1_1KBufferedSocket.html#a0a7228ee854aa3a91aa80947a5e39879" title="Returns true if a line can be read with readLine.">KBufferedSocket::canReadLine</a>()<span class="keyword"> const</span>
<a name="l00298"></a>00298 <span class="keyword"></span>{
<a name="l00299"></a>00299 <span class="keywordflow">if</span> (!d->input)
<a name="l00300"></a>00300 <span class="keywordflow">return</span> <span class="keyword">false</span>;
<a name="l00301"></a>00301
<a name="l00302"></a>00302 <span class="keywordflow">return</span> d->input->canReadLine();
<a name="l00303"></a>00303 }
<a name="l00304"></a>00304
<a name="l00305"></a><a class="code" href="classKNetwork_1_1KBufferedSocket.html#adcc34b2d57f554782dc4db13a5fd77da">00305</a> <a class="codeRef" href="qcstring.html">QCString</a> <a class="code" href="classKNetwork_1_1KBufferedSocket.html#adcc34b2d57f554782dc4db13a5fd77da" title="Reads a line of data from the socket buffers.">KBufferedSocket::readLine</a>()
<a name="l00306"></a>00306 {
<a name="l00307"></a>00307 <span class="keywordflow">return</span> d->input->readLine();
<a name="l00308"></a>00308 }
<a name="l00309"></a>00309
<a name="l00310"></a><a class="code" href="classKNetwork_1_1KBufferedSocket.html#ad16af2e6dda5b870a770b9a3d3e34fa5">00310</a> <span class="keywordtype">void</span> <a class="code" href="classKNetwork_1_1KBufferedSocket.html#ad16af2e6dda5b870a770b9a3d3e34fa5" title="Blocks until the connection is either established, or completely failed.">KBufferedSocket::waitForConnect</a>()
<a name="l00311"></a>00311 {
<a name="l00312"></a>00312 <span class="keywordflow">if</span> (<a class="code" href="classKNetwork_1_1KClientSocketBase.html#a6e1581e22f3273a299037a138dbfe8f3" title="Returns the current state for this socket.">state</a>() != Connecting)
<a name="l00313"></a>00313 <span class="keywordflow">return</span>; <span class="comment">// nothing to be waited on</span>
<a name="l00314"></a>00314
<a name="l00315"></a>00315 <a class="code" href="classKNetwork_1_1KBufferedSocket.html#ad558024f694a7eae2227edc684c28539" title="Buffered sockets can only operate in non-blocking mode.">KStreamSocket::setSocketOptions</a>(<a class="code" href="classKNetwork_1_1KSocketBase.html#a89a7dd92cda44cd38d6b86c8e98b6ee5" title="Retrieves the socket options that have been set.">socketOptions</a>() | Blocking);
<a name="l00316"></a>00316 connectionEvent();
<a name="l00317"></a>00317 <a class="code" href="classKNetwork_1_1KBufferedSocket.html#ad558024f694a7eae2227edc684c28539" title="Buffered sockets can only operate in non-blocking mode.">KStreamSocket::setSocketOptions</a>(<a class="code" href="classKNetwork_1_1KSocketBase.html#a89a7dd92cda44cd38d6b86c8e98b6ee5" title="Retrieves the socket options that have been set.">socketOptions</a>() & ~Blocking);
<a name="l00318"></a>00318 }
<a name="l00319"></a>00319
<a name="l00320"></a><a class="code" href="classKNetwork_1_1KBufferedSocket.html#a2780a349bba509557f417eeeee2a84b3">00320</a> <span class="keywordtype">void</span> <a class="code" href="classKNetwork_1_1KBufferedSocket.html#a2780a349bba509557f417eeeee2a84b3" title="Slot called when there's read activity.">KBufferedSocket::slotReadActivity</a>()
<a name="l00321"></a>00321 {
<a name="l00322"></a>00322 <span class="keywordflow">if</span> (d->input && <a class="code" href="classKNetwork_1_1KClientSocketBase.html#a6e1581e22f3273a299037a138dbfe8f3" title="Returns the current state for this socket.">state</a>() == Connected)
<a name="l00323"></a>00323 {
<a name="l00324"></a>00324 <a class="code" href="classKNetwork_1_1KSocketBase.html#a9c4e435feaad42f907be91821c79e1e2" title="Returns the internal mutex for this class.">mutex</a>()-><a class="codeRef" href="qmutex.html#lock">lock</a>();
<a name="l00325"></a>00325 Q_LONG len = d->input->receiveFrom(<a class="code" href="classKNetwork_1_1KSocketBase.html#a6ba9d5dd5ec196e72d7593dd5e8bebf1" title="Retrieves the socket implementation used on this socket.">socketDevice</a>());
<a name="l00326"></a>00326
<a name="l00327"></a>00327 <span class="keywordflow">if</span> (len == -1)
<a name="l00328"></a>00328 {
<a name="l00329"></a>00329 <span class="keywordflow">if</span> (<a class="code" href="classKNetwork_1_1KSocketBase.html#a6ba9d5dd5ec196e72d7593dd5e8bebf1" title="Retrieves the socket implementation used on this socket.">socketDevice</a>()-><a class="code" href="classKNetwork_1_1KSocketBase.html#a73fc210cade45f2e9e9aa3890b08b729" title="Retrieves the socket error code.">error</a>() != WouldBlock)
<a name="l00330"></a>00330 {
<a name="l00331"></a>00331 <span class="comment">// nope, another error!</span>
<a name="l00332"></a>00332 <a class="code" href="classKNetwork_1_1KClientSocketBase.html#abf8f050fc7b575366b922b4bf9553df3" title="Convenience function to set this object's error code to match that of the socket device.">copyError</a>();
<a name="l00333"></a>00333 <a class="code" href="classKNetwork_1_1KSocketBase.html#a9c4e435feaad42f907be91821c79e1e2" title="Returns the internal mutex for this class.">mutex</a>()-><a class="codeRef" href="qmutex.html#unlock">unlock</a>();
<a name="l00334"></a>00334 emit <a class="code" href="classKNetwork_1_1KClientSocketBase.html#aa484bdf0e485b189d03924f0c01ffdf5" title="This signal is emitted when this object finds an error.">gotError</a>(<a class="code" href="classKNetwork_1_1KSocketBase.html#a73fc210cade45f2e9e9aa3890b08b729" title="Retrieves the socket error code.">error</a>());
<a name="l00335"></a>00335 <a class="code" href="classKNetwork_1_1KBufferedSocket.html#a92d4dae49757e88d4491483265b3fc1e" title="Closes the socket and discards any output data that had been buffered with writeBlock but that had no...">closeNow</a>(); <span class="comment">// emits closed</span>
<a name="l00336"></a>00336 <span class="keywordflow">return</span>;
<a name="l00337"></a>00337 }
<a name="l00338"></a>00338 }
<a name="l00339"></a>00339 <span class="keywordflow">else</span> <span class="keywordflow">if</span> (len == 0)
<a name="l00340"></a>00340 {
<a name="l00341"></a>00341 <span class="comment">// remotely closed</span>
<a name="l00342"></a>00342 <a class="code" href="classKNetwork_1_1KActiveSocketBase.html#a3590741f0f0046536dac3a8ccb31f565" title="Sets the socket's error code and the I/O Device's status.">setError</a>(IO_ReadError, RemotelyDisconnected);
<a name="l00343"></a>00343 <a class="code" href="classKNetwork_1_1KSocketBase.html#a9c4e435feaad42f907be91821c79e1e2" title="Returns the internal mutex for this class.">mutex</a>()-><a class="codeRef" href="qmutex.html#unlock">unlock</a>();
<a name="l00344"></a>00344 emit <a class="code" href="classKNetwork_1_1KClientSocketBase.html#aa484bdf0e485b189d03924f0c01ffdf5" title="This signal is emitted when this object finds an error.">gotError</a>(<a class="code" href="classKNetwork_1_1KSocketBase.html#a73fc210cade45f2e9e9aa3890b08b729" title="Retrieves the socket error code.">error</a>());
<a name="l00345"></a>00345 <a class="code" href="classKNetwork_1_1KBufferedSocket.html#a92d4dae49757e88d4491483265b3fc1e" title="Closes the socket and discards any output data that had been buffered with writeBlock but that had no...">closeNow</a>(); <span class="comment">// emits closed</span>
<a name="l00346"></a>00346 <span class="keywordflow">return</span>;
<a name="l00347"></a>00347 }
<a name="l00348"></a>00348
<a name="l00349"></a>00349 <span class="comment">// no error</span>
<a name="l00350"></a>00350 <a class="code" href="classKNetwork_1_1KSocketBase.html#a9c4e435feaad42f907be91821c79e1e2" title="Returns the internal mutex for this class.">mutex</a>()-><a class="codeRef" href="qmutex.html#unlock">unlock</a>();
<a name="l00351"></a>00351 }
<a name="l00352"></a>00352
<a name="l00353"></a>00353 <span class="keywordflow">if</span> (<a class="code" href="classKNetwork_1_1KClientSocketBase.html#a6e1581e22f3273a299037a138dbfe8f3" title="Returns the current state for this socket.">state</a>() == Connected)
<a name="l00354"></a>00354 <a class="code" href="classKNetwork_1_1KBufferedSocket.html#a2780a349bba509557f417eeeee2a84b3" title="Slot called when there's read activity.">KStreamSocket::slotReadActivity</a>(); <span class="comment">// this emits readyRead</span>
<a name="l00355"></a>00355 <span class="keywordflow">else</span> <span class="keywordflow">if</span> (<a class="code" href="classKNetwork_1_1KClientSocketBase.html#a61e94d4e636d89617ed470cc865e46ab" title="Returns true if the readyRead signal is set to be emitted.">emitsReadyRead</a>()) <span class="comment">// state() != Connected</span>
<a name="l00356"></a>00356 {
<a name="l00357"></a>00357 <span class="keywordflow">if</span> (d->input && !d->input->isEmpty())
<a name="l00358"></a>00358 {
<a name="l00359"></a>00359 <span class="comment">// buffer isn't empty</span>
<a name="l00360"></a>00360 <span class="comment">// keep emitting signals till it is</span>
<a name="l00361"></a>00361 <a class="codeRef" href="qtimer.html#singleShot">QTimer::singleShot</a>(0, <span class="keyword">this</span>, SLOT(<a class="code" href="classKNetwork_1_1KBufferedSocket.html#a2780a349bba509557f417eeeee2a84b3" title="Slot called when there's read activity.">slotReadActivity</a>()));
<a name="l00362"></a>00362 emit <a class="code" href="classKNetwork_1_1KClientSocketBase.html#a6a3622a7c5d90fe8c769dc18252645f6" title="This signal is emitted whenever the socket is ready for reading -- i.e., there is data to be read in ...">readyRead</a>();
<a name="l00363"></a>00363 }
<a name="l00364"></a>00364 }
<a name="l00365"></a>00365 }
<a name="l00366"></a>00366
<a name="l00367"></a><a class="code" href="classKNetwork_1_1KBufferedSocket.html#a2a339db8f6efbdaaafe01fb20c3c62e6">00367</a> <span class="keywordtype">void</span> <a class="code" href="classKNetwork_1_1KBufferedSocket.html#a2a339db8f6efbdaaafe01fb20c3c62e6" title="Slot called when there's write activity.">KBufferedSocket::slotWriteActivity</a>()
<a name="l00368"></a>00368 {
<a name="l00369"></a>00369 <span class="keywordflow">if</span> (d->output && !d->output->isEmpty() &&
<a name="l00370"></a>00370 (<a class="code" href="classKNetwork_1_1KClientSocketBase.html#a6e1581e22f3273a299037a138dbfe8f3" title="Returns the current state for this socket.">state</a>() == Connected || <a class="code" href="classKNetwork_1_1KClientSocketBase.html#a6e1581e22f3273a299037a138dbfe8f3" title="Returns the current state for this socket.">state</a>() == Closing))
<a name="l00371"></a>00371 {
<a name="l00372"></a>00372 <a class="code" href="classKNetwork_1_1KSocketBase.html#a9c4e435feaad42f907be91821c79e1e2" title="Returns the internal mutex for this class.">mutex</a>()-><a class="codeRef" href="qmutex.html#lock">lock</a>();
<a name="l00373"></a>00373 Q_LONG len = d->output->sendTo(<a class="code" href="classKNetwork_1_1KSocketBase.html#a6ba9d5dd5ec196e72d7593dd5e8bebf1" title="Retrieves the socket implementation used on this socket.">socketDevice</a>());
<a name="l00374"></a>00374
<a name="l00375"></a>00375 <span class="keywordflow">if</span> (len == -1)
<a name="l00376"></a>00376 {
<a name="l00377"></a>00377 <span class="keywordflow">if</span> (<a class="code" href="classKNetwork_1_1KSocketBase.html#a6ba9d5dd5ec196e72d7593dd5e8bebf1" title="Retrieves the socket implementation used on this socket.">socketDevice</a>()-><a class="code" href="classKNetwork_1_1KSocketBase.html#a73fc210cade45f2e9e9aa3890b08b729" title="Retrieves the socket error code.">error</a>() != WouldBlock)
<a name="l00378"></a>00378 {
<a name="l00379"></a>00379 <span class="comment">// nope, another error!</span>
<a name="l00380"></a>00380 <a class="code" href="classKNetwork_1_1KClientSocketBase.html#abf8f050fc7b575366b922b4bf9553df3" title="Convenience function to set this object's error code to match that of the socket device.">copyError</a>();
<a name="l00381"></a>00381 <a class="code" href="classKNetwork_1_1KSocketBase.html#a9c4e435feaad42f907be91821c79e1e2" title="Returns the internal mutex for this class.">mutex</a>()-><a class="codeRef" href="qmutex.html#unlock">unlock</a>();
<a name="l00382"></a>00382 emit <a class="code" href="classKNetwork_1_1KClientSocketBase.html#aa484bdf0e485b189d03924f0c01ffdf5" title="This signal is emitted when this object finds an error.">gotError</a>(<a class="code" href="classKNetwork_1_1KSocketBase.html#a73fc210cade45f2e9e9aa3890b08b729" title="Retrieves the socket error code.">error</a>());
<a name="l00383"></a>00383 <a class="code" href="classKNetwork_1_1KBufferedSocket.html#a92d4dae49757e88d4491483265b3fc1e" title="Closes the socket and discards any output data that had been buffered with writeBlock but that had no...">closeNow</a>();
<a name="l00384"></a>00384 <span class="keywordflow">return</span>;
<a name="l00385"></a>00385 }
<a name="l00386"></a>00386 }
<a name="l00387"></a>00387 <span class="keywordflow">else</span> <span class="keywordflow">if</span> (len == 0)
<a name="l00388"></a>00388 {
<a name="l00389"></a>00389 <span class="comment">// remotely closed</span>
<a name="l00390"></a>00390 <a class="code" href="classKNetwork_1_1KActiveSocketBase.html#a3590741f0f0046536dac3a8ccb31f565" title="Sets the socket's error code and the I/O Device's status.">setError</a>(IO_ReadError, RemotelyDisconnected);
<a name="l00391"></a>00391 <a class="code" href="classKNetwork_1_1KSocketBase.html#a9c4e435feaad42f907be91821c79e1e2" title="Returns the internal mutex for this class.">mutex</a>()-><a class="codeRef" href="qmutex.html#unlock">unlock</a>();
<a name="l00392"></a>00392 emit <a class="code" href="classKNetwork_1_1KClientSocketBase.html#aa484bdf0e485b189d03924f0c01ffdf5" title="This signal is emitted when this object finds an error.">gotError</a>(<a class="code" href="classKNetwork_1_1KSocketBase.html#a73fc210cade45f2e9e9aa3890b08b729" title="Retrieves the socket error code.">error</a>());
<a name="l00393"></a>00393 <a class="code" href="classKNetwork_1_1KBufferedSocket.html#a92d4dae49757e88d4491483265b3fc1e" title="Closes the socket and discards any output data that had been buffered with writeBlock but that had no...">closeNow</a>();
<a name="l00394"></a>00394 <span class="keywordflow">return</span>;
<a name="l00395"></a>00395 }
<a name="l00396"></a>00396
<a name="l00397"></a>00397 <span class="keywordflow">if</span> (d->output->isEmpty())
<a name="l00398"></a>00398 <span class="comment">// deactivate the notifier until we have something to send</span>
<a name="l00399"></a>00399 <span class="comment">// writeNotifier can't return NULL here</span>
<a name="l00400"></a>00400 <a class="code" href="classKNetwork_1_1KSocketBase.html#a6ba9d5dd5ec196e72d7593dd5e8bebf1" title="Retrieves the socket implementation used on this socket.">socketDevice</a>()-><a class="code" href="classKNetwork_1_1KSocketDevice.html#a42346acae11b01a1a8908018f5cf99c6" title="Returns a socket notifier for output on this socket.">writeNotifier</a>()-><a class="codeRef" href="qsocketnotifier.html#setEnabled">setEnabled</a>(<span class="keyword">false</span>);
<a name="l00401"></a>00401
<a name="l00402"></a>00402 <a class="code" href="classKNetwork_1_1KSocketBase.html#a9c4e435feaad42f907be91821c79e1e2" title="Returns the internal mutex for this class.">mutex</a>()-><a class="codeRef" href="qmutex.html#unlock">unlock</a>();
<a name="l00403"></a>00403 emit <a class="code" href="classKNetwork_1_1KBufferedSocket.html#af3c75d4ed7a273db8ec6a0596a202b43" title="This signal is emitted whenever data is written.">bytesWritten</a>(len);
<a name="l00404"></a>00404 }
<a name="l00405"></a>00405
<a name="l00406"></a>00406 <span class="keywordflow">if</span> (<a class="code" href="classKNetwork_1_1KClientSocketBase.html#a6e1581e22f3273a299037a138dbfe8f3" title="Returns the current state for this socket.">state</a>() != Closing)
<a name="l00407"></a>00407 <a class="code" href="classKNetwork_1_1KBufferedSocket.html#a2a339db8f6efbdaaafe01fb20c3c62e6" title="Slot called when there's write activity.">KStreamSocket::slotWriteActivity</a>();
<a name="l00408"></a>00408 <span class="keywordflow">else</span> <span class="keywordflow">if</span> (d->output && d->output->isEmpty() && <a class="code" href="classKNetwork_1_1KClientSocketBase.html#a6e1581e22f3273a299037a138dbfe8f3" title="Returns the current state for this socket.">state</a>() == Closing)
<a name="l00409"></a>00409 {
<a name="l00410"></a>00410 <a class="code" href="classKNetwork_1_1KBufferedSocket.html#ab7758ea7e939882ea5d83278bbee3bc4" title="Closes the socket for new data, but allow data that had been buffered for output with writeBlock to b...">KStreamSocket::close</a>(); <span class="comment">// finished sending data</span>
<a name="l00411"></a>00411 }
<a name="l00412"></a>00412 }
<a name="l00413"></a>00413
<a name="l00414"></a>00414 <span class="preprocessor">#include "kbufferedsocket.moc"</span>
</pre></div></div>
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