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<div class="title">kextsock.cpp</div> </div>
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<div class="fragment"><pre class="fragment"><a name="l00001"></a>00001 <span class="comment">/*</span>
<a name="l00002"></a>00002 <span class="comment"> * This file is part of the KDE libraries</span>
<a name="l00003"></a>00003 <span class="comment"> * Copyright (C) 2000-2004 Thiago Macieira <thiago.macieira@kdemail.net></span>
<a name="l00004"></a>00004 <span class="comment"> *</span>
<a name="l00005"></a>00005 <span class="comment"> * This library is free software; you can redistribute it and/or</span>
<a name="l00006"></a>00006 <span class="comment"> * modify it under the terms of the GNU Library General Public</span>
<a name="l00007"></a>00007 <span class="comment"> * License as published by the Free Software Foundation; either</span>
<a name="l00008"></a>00008 <span class="comment"> * version 2 of the License, or (at your option) any later version.</span>
<a name="l00009"></a>00009 <span class="comment"> *</span>
<a name="l00010"></a>00010 <span class="comment"> * This library is distributed in the hope that it will be useful,</span>
<a name="l00011"></a>00011 <span class="comment"> * but WITHOUT ANY WARRANTY; without even the implied warranty of</span>
<a name="l00012"></a>00012 <span class="comment"> * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU</span>
<a name="l00013"></a>00013 <span class="comment"> * Library General Public License for more details.</span>
<a name="l00014"></a>00014 <span class="comment"> *</span>
<a name="l00015"></a>00015 <span class="comment"> * You should have received a copy of the GNU Library General Public License</span>
<a name="l00016"></a>00016 <span class="comment"> * along with this library; see the file COPYING.LIB. If not, write to</span>
<a name="l00017"></a>00017 <span class="comment"> * the Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor,</span>
<a name="l00018"></a>00018 <span class="comment"> * Boston, MA 02110-1301, USA.</span>
<a name="l00019"></a>00019 <span class="comment"> **/</span>
<a name="l00020"></a>00020
<a name="l00021"></a>00021 <span class="preprocessor">#include <config.h></span>
<a name="l00022"></a>00022
<a name="l00023"></a>00023 <span class="preprocessor">#include <sys/types.h></span>
<a name="l00024"></a>00024 <span class="preprocessor">#include <sys/socket.h></span>
<a name="l00025"></a>00025 <span class="preprocessor">#include <sys/times.h></span>
<a name="l00026"></a>00026 <span class="preprocessor">#include <netinet/in.h></span>
<a name="l00027"></a>00027 <span class="preprocessor">#include <arpa/inet.h></span>
<a name="l00028"></a>00028 <span class="preprocessor">#include <sys/un.h></span>
<a name="l00029"></a>00029
<a name="l00030"></a>00030 <span class="preprocessor">#include <stdio.h></span>
<a name="l00031"></a>00031 <span class="preprocessor">#include <errno.h></span>
<a name="l00032"></a>00032 <span class="preprocessor">#include <fcntl.h></span>
<a name="l00033"></a>00033
<a name="l00034"></a>00034 <span class="preprocessor">#include <netdb.h></span>
<a name="l00035"></a>00035
<a name="l00036"></a>00036 <span class="preprocessor">#include <stdlib.h></span>
<a name="l00037"></a>00037 <span class="preprocessor">#include <unistd.h></span>
<a name="l00038"></a>00038
<a name="l00039"></a>00039 <span class="preprocessor">#include <qglobal.h></span>
<a name="l00040"></a>00040 <span class="preprocessor">#include <qstring.h></span>
<a name="l00041"></a>00041 <span class="preprocessor">#include <qiodevice.h></span>
<a name="l00042"></a>00042 <span class="preprocessor">#include <qsocketnotifier.h></span>
<a name="l00043"></a>00043 <span class="preprocessor">#include <qguardedptr.h></span>
<a name="l00044"></a>00044
<a name="l00045"></a>00045 <span class="preprocessor">#include "kresolver.h"</span>
<a name="l00046"></a>00046
<a name="l00047"></a>00047 <span class="preprocessor">#include "kdebug.h"</span>
<a name="l00048"></a>00048 <span class="preprocessor">#include "kextsock.h"</span>
<a name="l00049"></a>00049 <span class="preprocessor">#include "ksockaddr.h"</span>
<a name="l00050"></a>00050 <span class="preprocessor">#include "ksocks.h"</span>
<a name="l00051"></a>00051
<a name="l00052"></a>00052 <span class="preprocessor">#ifdef __CYGWIN__</span>
<a name="l00053"></a>00053 <span class="preprocessor"></span><span class="preprocessor">#include "netsupp.h"</span>
<a name="l00054"></a>00054 <span class="preprocessor">#endif </span>
<a name="l00055"></a>00055 <span class="preprocessor"></span>
<a name="l00056"></a>00056 <span class="keyword">using namespace </span>KNetwork;
<a name="l00057"></a>00057
<a name="l00058"></a>00058 <span class="comment">//</span>
<a name="l00059"></a>00059 <span class="comment">// Internal class definitions</span>
<a name="l00060"></a>00060 <span class="comment">//</span>
<a name="l00061"></a>00061
<a name="l00062"></a>00062 <span class="keyword">class </span>KExtendedSocketPrivate
<a name="l00063"></a>00063 {
<a name="l00064"></a>00064 <span class="keyword">public</span>:
<a name="l00065"></a>00065 <span class="keywordtype">int</span> flags; <span class="comment">// socket flags</span>
<a name="l00066"></a>00066 <span class="keywordtype">int</span> status; <span class="comment">// status</span>
<a name="l00067"></a>00067 <span class="keywordtype">int</span> syserror; <span class="comment">// the system error value</span>
<a name="l00068"></a>00068
<a name="l00069"></a>00069 timeval timeout; <span class="comment">// connection/acception timeout</span>
<a name="l00070"></a>00070
<a name="l00071"></a>00071 <a class="code" href="classKNetwork_1_1KResolver.html" title="Name and service resolution class.">KResolver</a> resRemote; <span class="comment">// the resolved addresses</span>
<a name="l00072"></a>00072 <a class="code" href="classKNetwork_1_1KResolver.html" title="Name and service resolution class.">KResolver</a> resLocal; <span class="comment">// binding resolution</span>
<a name="l00073"></a>00073 <span class="keywordtype">unsigned</span> current; <span class="comment">// used by the asynchronous connection</span><a class="code" href="classKNetwork_1_1KSocketAddress.html" title="A generic socket address."></a>
<a name="l00074"></a>00074 <a class="code" href="classKNetwork_1_1KSocketAddress.html" title="A generic socket address."></a>
<a name="l00075"></a>00075 <a class="code" href="classKNetwork_1_1KSocketAddress.html" title="A generic socket address."> ::KSocketAddress</a> *local; <span class="comment">// local socket address</span><a class="code" href="classKNetwork_1_1KSocketAddress.html" title="A generic socket address."></a>
<a name="l00076"></a>00076 <a class="code" href="classKNetwork_1_1KSocketAddress.html" title="A generic socket address."> ::KSocketAddress</a> *peer; <span class="comment">// peer socket address</span>
<a name="l00077"></a>00077
<a name="l00078"></a>00078 <a class="codeRef" href="qsocketnotifier.html">QSocketNotifier</a> *qsnIn, *qsnOut;
<a name="l00079"></a>00079 <span class="keywordtype">int</span> inMaxSize, outMaxSize;
<a name="l00080"></a>00080 <span class="keywordtype">bool</span> emitRead : 1, emitWrite : 1;
<a name="l00081"></a>00081 <span class="keyword">mutable</span> <span class="keywordtype">bool</span> addressReusable : 1, ipv6only : 1;
<a name="l00082"></a>00082
<a name="l00083"></a>00083 KExtendedSocketPrivate() :
<a name="l00084"></a>00084 flags(0), status(0), syserror(0),
<a name="l00085"></a>00085 current(0), local(0), peer(0),
<a name="l00086"></a>00086 qsnIn(0), qsnOut(0), inMaxSize(-1), outMaxSize(-1), emitRead(false), emitWrite(false),
<a name="l00087"></a>00087 addressReusable(false), ipv6only(false)
<a name="l00088"></a>00088 {
<a name="l00089"></a>00089 timeout.tv_sec = timeout.tv_usec = 0;
<a name="l00090"></a>00090 }
<a name="l00091"></a>00091 };
<a name="l00092"></a>00092
<a name="l00093"></a>00093 <span class="comment">// translate KExtendedSocket flags into KResolver ones</span>
<a name="l00094"></a>00094 <span class="keyword">static</span> <span class="keywordtype">bool</span> process_flags(<span class="keywordtype">int</span> flags, <span class="keywordtype">int</span>& socktype, <span class="keywordtype">int</span>& familyMask, <span class="keywordtype">int</span>& outflags)
<a name="l00095"></a>00095 {
<a name="l00096"></a>00096 <span class="keywordflow">switch</span> (flags & (KExtendedSocket::streamSocket | KExtendedSocket::datagramSocket | KExtendedSocket::rawSocket))
<a name="l00097"></a>00097 {
<a name="l00098"></a>00098 <span class="keywordflow">case</span> 0:
<a name="l00099"></a>00099 <span class="comment">/* No flags given, use default */</span>
<a name="l00100"></a>00100
<a name="l00101"></a>00101 <span class="keywordflow">case</span> KExtendedSocket::streamSocket:
<a name="l00102"></a>00102 <span class="comment">/* streaming socket requested */</span>
<a name="l00103"></a>00103 socktype = SOCK_STREAM;
<a name="l00104"></a>00104 <span class="keywordflow">break</span>;
<a name="l00105"></a>00105
<a name="l00106"></a>00106 <span class="keywordflow">case</span> KExtendedSocket::datagramSocket:
<a name="l00107"></a>00107 <span class="comment">/* datagram packet socket requested */</span>
<a name="l00108"></a>00108 socktype = SOCK_DGRAM;
<a name="l00109"></a>00109 <span class="keywordflow">break</span>;
<a name="l00110"></a>00110
<a name="l00111"></a>00111 <span class="keywordflow">case</span> KExtendedSocket::rawSocket:
<a name="l00112"></a>00112 <span class="comment">/* raw socket requested. I wouldn't do this if I were you... */</span>
<a name="l00113"></a>00113 socktype = SOCK_RAW;
<a name="l00114"></a>00114 <span class="keywordflow">break</span>;
<a name="l00115"></a>00115
<a name="l00116"></a>00116 <span class="keywordflow">default</span>:
<a name="l00117"></a>00117 <span class="comment">/* the flags were used in an invalid manner */</span>
<a name="l00118"></a>00118 <span class="keywordflow">return</span> <span class="keyword">false</span>;
<a name="l00119"></a>00119 }
<a name="l00120"></a>00120
<a name="l00121"></a>00121 <span class="keywordflow">if</span> (flags & KExtendedSocket::knownSocket)
<a name="l00122"></a>00122 {
<a name="l00123"></a>00123 familyMask = 0;
<a name="l00124"></a>00124 <span class="keywordflow">if</span> ((flags & KExtendedSocket::unixSocket) == KExtendedSocket::unixSocket)
<a name="l00125"></a>00125 familyMask |= KResolver::UnixFamily;
<a name="l00126"></a>00126
<a name="l00127"></a>00127 <span class="keywordflow">switch</span> ((flags & (KExtendedSocket::ipv6Socket|KExtendedSocket::ipv4Socket)))
<a name="l00128"></a>00128 {
<a name="l00129"></a>00129 <span class="keywordflow">case</span> KExtendedSocket::ipv4Socket:
<a name="l00130"></a>00130 familyMask |= KResolver::IPv4Family;
<a name="l00131"></a>00131 <span class="keywordflow">break</span>;
<a name="l00132"></a>00132 <span class="keywordflow">case</span> KExtendedSocket::ipv6Socket:
<a name="l00133"></a>00133 familyMask |= KResolver::IPv6Family;
<a name="l00134"></a>00134 <span class="keywordflow">break</span>;
<a name="l00135"></a>00135 <span class="keywordflow">case</span> KExtendedSocket::inetSocket:
<a name="l00136"></a>00136 familyMask |= KResolver::InternetFamily;
<a name="l00137"></a>00137 <span class="keywordflow">break</span>;
<a name="l00138"></a>00138 }
<a name="l00139"></a>00139
<a name="l00140"></a>00140 <span class="comment">// those are all the families we know about</span>
<a name="l00141"></a>00141 }
<a name="l00142"></a>00142 <span class="keywordflow">else</span>
<a name="l00143"></a>00143 familyMask = KResolver::KnownFamily;
<a name="l00144"></a>00144
<a name="l00145"></a>00145 <span class="comment">/* check other flags */</span>
<a name="l00146"></a>00146 outflags = (flags & KExtendedSocket::passiveSocket ? KResolver::Passive : 0) |
<a name="l00147"></a>00147 (flags & KExtendedSocket::canonName ? KResolver::CanonName : 0) |
<a name="l00148"></a>00148 (flags & KExtendedSocket::noResolve ? KResolver::NoResolve : 0);
<a name="l00149"></a>00149
<a name="l00150"></a>00150 <span class="keywordflow">if</span> (getenv(<span class="stringliteral">"KDE_NO_IPV6"</span>))
<a name="l00151"></a>00151 familyMask &= ~KResolver::IPv6Family;
<a name="l00152"></a>00152
<a name="l00153"></a>00153 <span class="keywordflow">return</span> <span class="keyword">true</span>;
<a name="l00154"></a>00154 }
<a name="l00155"></a>00155
<a name="l00156"></a>00156 <span class="comment">// "skips" at most len bytes from file descriptor fd</span>
<a name="l00157"></a>00157 <span class="comment">// that is, we will try and read that much data and discard</span>
<a name="l00158"></a>00158 <span class="comment">// it. We will stop when we have read those or when the read</span>
<a name="l00159"></a>00159 <span class="comment">// function returns error</span>
<a name="l00160"></a>00160 <span class="keyword">static</span> <span class="keywordtype">int</span> skipData(<span class="keywordtype">int</span> fd, <span class="keywordtype">unsigned</span> len)
<a name="l00161"></a>00161 {
<a name="l00162"></a>00162 <span class="keywordtype">char</span> buf[1024];
<a name="l00163"></a>00163 <span class="keywordtype">unsigned</span> skipped = 0;
<a name="l00164"></a>00164 <span class="keywordflow">while</span> (len)
<a name="l00165"></a>00165 {
<a name="l00166"></a>00166 <span class="keywordtype">int</span> count = <span class="keyword">sizeof</span>(buf);
<a name="l00167"></a>00167 <span class="keywordflow">if</span> ((<span class="keywordtype">unsigned</span>)count > len)
<a name="l00168"></a>00168 count = len;
<a name="l00169"></a>00169 count = <a class="code" href="classKSocks.html#a1d2871a732c7ad0f3f0c73d40adee502" title="Return an instance of class KSocks *.">KSocks::self</a>()-><a class="code" href="classKSocks.html#a869367f9d6073bc0b1d93af177a0f48b" title="This is the re-implementation of libc's function of the same name.">read</a>(fd, buf, count);
<a name="l00170"></a>00170 <span class="keywordflow">if</span> (count == -1)
<a name="l00171"></a>00171 <span class="keywordflow">return</span> -1;
<a name="l00172"></a>00172 <span class="keywordflow">else</span>
<a name="l00173"></a>00173 {
<a name="l00174"></a>00174 len -= count;
<a name="l00175"></a>00175 skipped += count;
<a name="l00176"></a>00176 }
<a name="l00177"></a>00177 }
<a name="l00178"></a>00178 <span class="keywordflow">return</span> skipped;
<a name="l00179"></a>00179 }
<a name="l00180"></a>00180
<a name="l00181"></a>00181 <span class="comment">/*</span>
<a name="l00182"></a>00182 <span class="comment"> * class KExtendedSocket</span>
<a name="l00183"></a>00183 <span class="comment"> */</span>
<a name="l00184"></a>00184
<a name="l00185"></a>00185 <span class="comment">// default constructor</span>
<a name="l00186"></a><a class="code" href="classKExtendedSocket.html#ab28e696473105bee2504419e73676da0">00186</a> <a class="code" href="classKExtendedSocket.html#ab28e696473105bee2504419e73676da0" title="Creates an empty KExtendedSocket.">KExtendedSocket::KExtendedSocket</a>() :
<a name="l00187"></a>00187 sockfd(-1), d(new KExtendedSocketPrivate)
<a name="l00188"></a>00188 {
<a name="l00189"></a>00189 }
<a name="l00190"></a>00190
<a name="l00191"></a>00191 <span class="comment">// constructor with hostname</span>
<a name="l00192"></a><a class="code" href="classKExtendedSocket.html#aed44be783609a5e66ffb1000abc8e6c4">00192</a> <a class="code" href="classKExtendedSocket.html#ab28e696473105bee2504419e73676da0" title="Creates an empty KExtendedSocket.">KExtendedSocket::KExtendedSocket</a>(<span class="keyword">const</span> <a class="codeRef" href="qstring.html">QString</a>& host, <span class="keywordtype">int</span> port, <span class="keywordtype">int</span> flags) :
<a name="l00193"></a>00193 sockfd(-1), d(new KExtendedSocketPrivate)
<a name="l00194"></a>00194 {
<a name="l00195"></a>00195 <a class="code" href="classKExtendedSocket.html#a33b545f66fbc44fcce7f96a5f0409eb4" title="Sets the address where we will connect to.">setAddress</a>(host, port);
<a name="l00196"></a>00196 <a class="code" href="classKExtendedSocket.html#aa1b335227407fa6346c9168cfb709f3a" title="Sets the given flags.">setSocketFlags</a>(flags);
<a name="l00197"></a>00197 }
<a name="l00198"></a>00198
<a name="l00199"></a>00199 <span class="comment">// same</span>
<a name="l00200"></a><a class="code" href="classKExtendedSocket.html#a93e3553faaf7dcd4191a3562bc10cc27">00200</a> <a class="code" href="classKExtendedSocket.html#ab28e696473105bee2504419e73676da0" title="Creates an empty KExtendedSocket.">KExtendedSocket::KExtendedSocket</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, <span class="keywordtype">int</span> flags) :
<a name="l00201"></a>00201 sockfd(-1), d(new KExtendedSocketPrivate)
<a name="l00202"></a>00202 {
<a name="l00203"></a>00203 <a class="code" href="classKExtendedSocket.html#a33b545f66fbc44fcce7f96a5f0409eb4" title="Sets the address where we will connect to.">setAddress</a>(host, service);
<a name="l00204"></a>00204 <a class="code" href="classKExtendedSocket.html#aa1b335227407fa6346c9168cfb709f3a" title="Sets the given flags.">setSocketFlags</a>(flags);
<a name="l00205"></a>00205 }
<a name="l00206"></a>00206
<a name="l00207"></a>00207 <span class="comment">// destroy the class</span>
<a name="l00208"></a><a class="code" href="classKExtendedSocket.html#a0b9776d30158fd00a5b0a9c6d4396d00">00208</a> <a class="code" href="classKExtendedSocket.html#a0b9776d30158fd00a5b0a9c6d4396d00" title="Destroys the socket, disconnecting if still connected and freeing any related resources still being k...">KExtendedSocket::~KExtendedSocket</a>()
<a name="l00209"></a>00209 {
<a name="l00210"></a>00210 <a class="code" href="classKExtendedSocket.html#aaa8aa193d1e4ad2aca3cae5bdcb5c8b4" title="Closes the socket now, discarding the contents of the write buffer, if any.">closeNow</a>();
<a name="l00211"></a>00211
<a name="l00212"></a>00212 <span class="keywordflow">if</span> (d->local != NULL)
<a name="l00213"></a>00213 <span class="keyword">delete</span> d->local;
<a name="l00214"></a>00214 <span class="keywordflow">if</span> (d->peer != NULL)
<a name="l00215"></a>00215 <span class="keyword">delete</span> d->peer;
<a name="l00216"></a>00216
<a name="l00217"></a>00217 <span class="keywordflow">if</span> (d->qsnIn != NULL)
<a name="l00218"></a>00218 <span class="keyword">delete</span> d->qsnIn;
<a name="l00219"></a>00219 <span class="keywordflow">if</span> (d->qsnOut != NULL)
<a name="l00220"></a>00220 <span class="keyword">delete</span> d->qsnOut;
<a name="l00221"></a>00221
<a name="l00222"></a>00222 <span class="keyword">delete</span> d;
<a name="l00223"></a>00223 }
<a name="l00224"></a>00224
<a name="l00225"></a><a class="code" href="classKExtendedSocket.html#a17c9ce137d84603d474e26b7be6064db">00225</a> <span class="keywordtype">void</span> <a class="code" href="classKExtendedSocket.html#a17c9ce137d84603d474e26b7be6064db" title="Resets the socket, disconnecting if still connected and freeing any related resources still being kep...">KExtendedSocket::reset</a>()
<a name="l00226"></a>00226 {
<a name="l00227"></a>00227 <a class="code" href="classKExtendedSocket.html#aaa8aa193d1e4ad2aca3cae5bdcb5c8b4" title="Closes the socket now, discarding the contents of the write buffer, if any.">closeNow</a>();
<a name="l00228"></a>00228 <a class="code" href="classKExtendedSocket.html#a37b88c2a07c09354e8dbea7156265631" title="Releases the socket and anything we have holding on it.">release</a>();
<a name="l00229"></a>00229 d->current = 0;
<a name="l00230"></a>00230 d->status = nothing;
<a name="l00231"></a>00231 d->syserror = 0;
<a name="l00232"></a>00232 }
<a name="l00233"></a>00233
<a name="l00234"></a><a class="code" href="classKExtendedSocket.html#afffa80a295a0c678f827c5b6abb34c46">00234</a> <span class="keywordtype">int</span> <a class="code" href="classKExtendedSocket.html#afffa80a295a0c678f827c5b6abb34c46" title="Returns the class status.">KExtendedSocket::socketStatus</a>()<span class="keyword"> const</span>
<a name="l00235"></a>00235 <span class="keyword"></span>{
<a name="l00236"></a>00236 <span class="keywordflow">return</span> d->status;
<a name="l00237"></a>00237 }
<a name="l00238"></a>00238
<a name="l00239"></a><a class="code" href="classKExtendedSocket.html#adacedcea00332e9e7f72355982204d44">00239</a> <span class="keywordtype">void</span> <a class="code" href="classKExtendedSocket.html#adacedcea00332e9e7f72355982204d44" title="Sets the socket status.">KExtendedSocket::setSocketStatus</a>(<span class="keywordtype">int</span> newstatus)
<a name="l00240"></a>00240 {
<a name="l00241"></a>00241 d->status = newstatus;
<a name="l00242"></a>00242 }
<a name="l00243"></a>00243
<a name="l00244"></a><a class="code" href="classKExtendedSocket.html#abf37ab453335e6d1c797d77987602526">00244</a> <span class="keywordtype">void</span> <a class="code" href="classKExtendedSocket.html#abf37ab453335e6d1c797d77987602526" title="Sets the error code.">KExtendedSocket::setError</a>(<span class="keywordtype">int</span> errorcode, <span class="keywordtype">int</span> syserror)
<a name="l00245"></a>00245 {
<a name="l00246"></a>00246 <a class="codeRef" href="qiodevice.html#setStatus">setStatus</a>(errorcode);
<a name="l00247"></a>00247 d->syserror = syserror;
<a name="l00248"></a>00248 }
<a name="l00249"></a>00249
<a name="l00250"></a><a class="code" href="classKExtendedSocket.html#aa2db7a60cb5ff033e7a19cce641d76b4">00250</a> <span class="keywordtype">int</span> <a class="code" href="classKExtendedSocket.html#aa2db7a60cb5ff033e7a19cce641d76b4" title="Returns the related system error code Except for IO_LookupError errors, these are codes found in errn...">KExtendedSocket::systemError</a>()<span class="keyword"> const</span>
<a name="l00251"></a>00251 <span class="keyword"></span>{
<a name="l00252"></a>00252 <span class="keywordflow">return</span> d->syserror;
<a name="l00253"></a>00253 }
<a name="l00254"></a>00254
<a name="l00255"></a>00255 <span class="comment">/*</span>
<a name="l00256"></a>00256 <span class="comment"> * Sets socket flags</span>
<a name="l00257"></a>00257 <span class="comment"> * This is only allowed if we are in nothing state</span>
<a name="l00258"></a>00258 <span class="comment"> */</span>
<a name="l00259"></a><a class="code" href="classKExtendedSocket.html#aa1b335227407fa6346c9168cfb709f3a">00259</a> <span class="keywordtype">int</span> <a class="code" href="classKExtendedSocket.html#aa1b335227407fa6346c9168cfb709f3a" title="Sets the given flags.">KExtendedSocket::setSocketFlags</a>(<span class="keywordtype">int</span> flags)
<a name="l00260"></a>00260 {
<a name="l00261"></a>00261 <span class="keywordflow">if</span> (d->status > nothing)
<a name="l00262"></a>00262 <span class="keywordflow">return</span> -1; <span class="comment">// error!</span>
<a name="l00263"></a>00263
<a name="l00264"></a>00264 <span class="keywordflow">return</span> d->flags = <a class="codeRef" href="qiodevice.html#flags">flags</a>;
<a name="l00265"></a>00265 }
<a name="l00266"></a>00266
<a name="l00267"></a><a class="code" href="classKExtendedSocket.html#a2e11f98bd8db92baa34b2fef265bdfa6">00267</a> <span class="keywordtype">int</span> <a class="code" href="classKExtendedSocket.html#a2e11f98bd8db92baa34b2fef265bdfa6" title="Returns the current flags.">KExtendedSocket::socketFlags</a>()<span class="keyword"> const</span>
<a name="l00268"></a>00268 <span class="keyword"></span>{
<a name="l00269"></a>00269 <span class="keywordflow">return</span> d->flags;
<a name="l00270"></a>00270 }
<a name="l00271"></a>00271
<a name="l00272"></a>00272 <span class="comment">/*</span>
<a name="l00273"></a>00273 <span class="comment"> * Sets socket target hostname</span>
<a name="l00274"></a>00274 <span class="comment"> * This is only allowed if we are in nothing state</span>
<a name="l00275"></a>00275 <span class="comment"> */</span>
<a name="l00276"></a><a class="code" href="classKExtendedSocket.html#a9388a5771a540f6ebb9ec51b6d45d650">00276</a> <span class="keywordtype">bool</span> <a class="code" href="classKExtendedSocket.html#a9388a5771a540f6ebb9ec51b6d45d650" title="Sets the hostname to the given value.">KExtendedSocket::setHost</a>(<span class="keyword">const</span> <a class="codeRef" href="qstring.html">QString</a>& host)
<a name="l00277"></a>00277 {
<a name="l00278"></a>00278 <span class="keywordflow">if</span> (d->status > nothing)
<a name="l00279"></a>00279 <span class="keywordflow">return</span> <span class="keyword">false</span>; <span class="comment">// error!</span>
<a name="l00280"></a>00280
<a name="l00281"></a>00281 d->resRemote.setNodeName(host);
<a name="l00282"></a>00282 <span class="keywordflow">return</span> <span class="keyword">true</span>;
<a name="l00283"></a>00283 }
<a name="l00284"></a>00284
<a name="l00285"></a>00285 <span class="comment">/*</span>
<a name="l00286"></a>00286 <span class="comment"> * returns the hostname</span>
<a name="l00287"></a>00287 <span class="comment"> */</span>
<a name="l00288"></a><a class="code" href="classKExtendedSocket.html#a8306f170e91087e1fbdaf757f7116356">00288</a> <a class="codeRef" href="qstring.html">QString</a> <a class="code" href="classKExtendedSocket.html#a8306f170e91087e1fbdaf757f7116356" title="Returns the hostname.">KExtendedSocket::host</a>()<span class="keyword"> const</span>
<a name="l00289"></a>00289 <span class="keyword"></span>{
<a name="l00290"></a>00290 <span class="keywordflow">return</span> d->resRemote.nodeName();
<a name="l00291"></a>00291 }
<a name="l00292"></a>00292
<a name="l00293"></a>00293 <span class="comment">/*</span>
<a name="l00294"></a>00294 <span class="comment"> * Sets the socket target port/service</span>
<a name="l00295"></a>00295 <span class="comment"> * Same thing: only state 'nothing'</span>
<a name="l00296"></a>00296 <span class="comment"> */</span>
<a name="l00297"></a><a class="code" href="classKExtendedSocket.html#ab781b22ce11c892952331f47862f4d1c">00297</a> <span class="keywordtype">bool</span> <a class="code" href="classKExtendedSocket.html#ab781b22ce11c892952331f47862f4d1c" title="Sets the port/service.">KExtendedSocket::setPort</a>(<span class="keywordtype">int</span> port)
<a name="l00298"></a>00298 {
<a name="l00299"></a>00299 <span class="keywordflow">return</span> <a class="code" href="classKExtendedSocket.html#ab781b22ce11c892952331f47862f4d1c" title="Sets the port/service.">setPort</a>(<a class="codeRef" href="qstring.html#number">QString::number</a>(port));
<a name="l00300"></a>00300 }
<a name="l00301"></a>00301
<a name="l00302"></a><a class="code" href="classKExtendedSocket.html#ae2844f1d5eadedbda32d87589582f323">00302</a> <span class="keywordtype">bool</span> <a class="code" href="classKExtendedSocket.html#ab781b22ce11c892952331f47862f4d1c" title="Sets the port/service.">KExtendedSocket::setPort</a>(<span class="keyword">const</span> <a class="codeRef" href="qstring.html">QString</a>& service)
<a name="l00303"></a>00303 {
<a name="l00304"></a>00304 <span class="keywordflow">if</span> (d->status > nothing)
<a name="l00305"></a>00305 <span class="keywordflow">return</span> <span class="keyword">false</span>; <span class="comment">// error</span>
<a name="l00306"></a>00306
<a name="l00307"></a>00307 d->resRemote.setServiceName(service);
<a name="l00308"></a>00308 <span class="keywordflow">return</span> <span class="keyword">true</span>;
<a name="l00309"></a>00309 }
<a name="l00310"></a>00310
<a name="l00311"></a>00311 <span class="comment">/*</span>
<a name="l00312"></a>00312 <span class="comment"> * returns the service port number</span>
<a name="l00313"></a>00313 <span class="comment"> */</span>
<a name="l00314"></a><a class="code" href="classKExtendedSocket.html#a845430a7fca0c19c0a1c7a978b955753">00314</a> <a class="codeRef" href="qstring.html">QString</a> <a class="code" href="classKExtendedSocket.html#a845430a7fca0c19c0a1c7a978b955753" title="Returns the port/service.">KExtendedSocket::port</a>()<span class="keyword"> const</span>
<a name="l00315"></a>00315 <span class="keyword"></span>{
<a name="l00316"></a>00316 <span class="keywordflow">return</span> d->resRemote.serviceName();
<a name="l00317"></a>00317 }
<a name="l00318"></a>00318
<a name="l00319"></a>00319 <span class="comment">/*</span>
<a name="l00320"></a>00320 <span class="comment"> * sets the address</span>
<a name="l00321"></a>00321 <span class="comment"> */</span>
<a name="l00322"></a><a class="code" href="classKExtendedSocket.html#a33b545f66fbc44fcce7f96a5f0409eb4">00322</a> <span class="keywordtype">bool</span> <a class="code" href="classKExtendedSocket.html#a33b545f66fbc44fcce7f96a5f0409eb4" title="Sets the address where we will connect to.">KExtendedSocket::setAddress</a>(<span class="keyword">const</span> <a class="codeRef" href="qstring.html">QString</a>& host, <span class="keywordtype">int</span> port)
<a name="l00323"></a>00323 {
<a name="l00324"></a>00324 <span class="keywordflow">return</span> <a class="code" href="classKExtendedSocket.html#a9388a5771a540f6ebb9ec51b6d45d650" title="Sets the hostname to the given value.">setHost</a>(host) && <a class="code" href="classKExtendedSocket.html#ab781b22ce11c892952331f47862f4d1c" title="Sets the port/service.">setPort</a>(port);
<a name="l00325"></a>00325 }
<a name="l00326"></a>00326
<a name="l00327"></a>00327 <span class="comment">/*</span>
<a name="l00328"></a>00328 <span class="comment"> * the same</span>
<a name="l00329"></a>00329 <span class="comment"> */</span>
<a name="l00330"></a><a class="code" href="classKExtendedSocket.html#ade1cf7885a7a357ca1e8fb80b1ac792a">00330</a> <span class="keywordtype">bool</span> <a class="code" href="classKExtendedSocket.html#a33b545f66fbc44fcce7f96a5f0409eb4" title="Sets the address where we will connect to.">KExtendedSocket::setAddress</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>& serv)
<a name="l00331"></a>00331 {
<a name="l00332"></a>00332 <span class="keywordflow">return</span> <a class="code" href="classKExtendedSocket.html#a9388a5771a540f6ebb9ec51b6d45d650" title="Sets the hostname to the given value.">setHost</a>(host) && <a class="code" href="classKExtendedSocket.html#ab781b22ce11c892952331f47862f4d1c" title="Sets the port/service.">setPort</a>(serv);
<a name="l00333"></a>00333 }
<a name="l00334"></a>00334
<a name="l00335"></a>00335 <span class="comment">/*</span>
<a name="l00336"></a>00336 <span class="comment"> * Sets the bind hostname</span>
<a name="l00337"></a>00337 <span class="comment"> * This is only valid in the 'nothing' state and if this is not a</span>
<a name="l00338"></a>00338 <span class="comment"> * passiveSocket socket</span>
<a name="l00339"></a>00339 <span class="comment"> */</span>
<a name="l00340"></a><a class="code" href="classKExtendedSocket.html#ad969f2a53cf044c8768bc2f67b41a9c0">00340</a> <span class="keywordtype">bool</span> <a class="code" href="classKExtendedSocket.html#ad969f2a53cf044c8768bc2f67b41a9c0" title="Sets the hostname to which we will bind locally before connecting.">KExtendedSocket::setBindHost</a>(<span class="keyword">const</span> <a class="codeRef" href="qstring.html">QString</a>& host)
<a name="l00341"></a>00341 {
<a name="l00342"></a>00342 <span class="keywordflow">if</span> (d->status > nothing || d->flags & passiveSocket)
<a name="l00343"></a>00343 <span class="keywordflow">return</span> <span class="keyword">false</span>; <span class="comment">// error</span>
<a name="l00344"></a>00344
<a name="l00345"></a>00345 d->resLocal.setServiceName(host);
<a name="l00346"></a>00346 <span class="keywordflow">return</span> <span class="keyword">true</span>;
<a name="l00347"></a>00347 }
<a name="l00348"></a>00348
<a name="l00349"></a>00349 <span class="comment">/*</span>
<a name="l00350"></a>00350 <span class="comment"> * Unsets the bind hostname</span>
<a name="l00351"></a>00351 <span class="comment"> * same thing</span>
<a name="l00352"></a>00352 <span class="comment"> */</span>
<a name="l00353"></a><a class="code" href="classKExtendedSocket.html#a3ffc74413c95b2157b332dd542fd80d5">00353</a> <span class="keywordtype">bool</span> <a class="code" href="classKExtendedSocket.html#a3ffc74413c95b2157b332dd542fd80d5" title="Unsets the bind hostname.">KExtendedSocket::unsetBindHost</a>()
<a name="l00354"></a>00354 {
<a name="l00355"></a>00355 <span class="keywordflow">return</span> <a class="code" href="classKExtendedSocket.html#ad969f2a53cf044c8768bc2f67b41a9c0" title="Sets the hostname to which we will bind locally before connecting.">setBindHost</a>(QString::null);
<a name="l00356"></a>00356 }
<a name="l00357"></a>00357
<a name="l00358"></a>00358 <span class="comment">/*</span>
<a name="l00359"></a>00359 <span class="comment"> * returns the binding host</span>
<a name="l00360"></a>00360 <span class="comment"> */</span>
<a name="l00361"></a><a class="code" href="classKExtendedSocket.html#ad67a2dc3db4550e9b0dfc362bd6278bd">00361</a> <a class="codeRef" href="qstring.html">QString</a> <a class="code" href="classKExtendedSocket.html#ad67a2dc3db4550e9b0dfc362bd6278bd" title="Returns the hostname to which the socket will be/is bound.">KExtendedSocket::bindHost</a>()<span class="keyword"> const</span>
<a name="l00362"></a>00362 <span class="keyword"></span>{
<a name="l00363"></a>00363 <span class="keywordflow">return</span> d->resLocal.serviceName();
<a name="l00364"></a>00364 }
<a name="l00365"></a>00365
<a name="l00366"></a>00366 <span class="comment">/*</span>
<a name="l00367"></a>00367 <span class="comment"> * Sets the bind port</span>
<a name="l00368"></a>00368 <span class="comment"> * Same condition as setBindHost</span>
<a name="l00369"></a>00369 <span class="comment"> */</span>
<a name="l00370"></a><a class="code" href="classKExtendedSocket.html#a495b2d882678d28492e9ccf199f4efd0">00370</a> <span class="keywordtype">bool</span> <a class="code" href="classKExtendedSocket.html#a495b2d882678d28492e9ccf199f4efd0" title="Sets the port/service to which we will bind before connecting.">KExtendedSocket::setBindPort</a>(<span class="keywordtype">int</span> port)
<a name="l00371"></a>00371 {
<a name="l00372"></a>00372 <span class="keywordflow">return</span> <a class="code" href="classKExtendedSocket.html#a495b2d882678d28492e9ccf199f4efd0" title="Sets the port/service to which we will bind before connecting.">setBindPort</a>(<a class="codeRef" href="qstring.html#number">QString::number</a>(port));
<a name="l00373"></a>00373 }
<a name="l00374"></a>00374
<a name="l00375"></a><a class="code" href="classKExtendedSocket.html#a8c3f6a690a36e9225367b87597c17453">00375</a> <span class="keywordtype">bool</span> <a class="code" href="classKExtendedSocket.html#a495b2d882678d28492e9ccf199f4efd0" title="Sets the port/service to which we will bind before connecting.">KExtendedSocket::setBindPort</a>(<span class="keyword">const</span> <a class="codeRef" href="qstring.html">QString</a>& service)
<a name="l00376"></a>00376 {
<a name="l00377"></a>00377 <span class="keywordflow">if</span> (d->status > nothing || d->flags & passiveSocket)
<a name="l00378"></a>00378 <span class="keywordflow">return</span> <span class="keyword">false</span>; <span class="comment">// error</span>
<a name="l00379"></a>00379
<a name="l00380"></a>00380 d->resLocal.setServiceName(service);
<a name="l00381"></a>00381 <span class="keywordflow">return</span> <span class="keyword">true</span>;
<a name="l00382"></a>00382 }
<a name="l00383"></a>00383
<a name="l00384"></a>00384 <span class="comment">/*</span>
<a name="l00385"></a>00385 <span class="comment"> * unsets the bind port</span>
<a name="l00386"></a>00386 <span class="comment"> */</span>
<a name="l00387"></a><a class="code" href="classKExtendedSocket.html#a94babe86f19b3069b6c1f033945718c5">00387</a> <span class="keywordtype">bool</span> <a class="code" href="classKExtendedSocket.html#a94babe86f19b3069b6c1f033945718c5" title="Unsets the bind port/service.">KExtendedSocket::unsetBindPort</a>()
<a name="l00388"></a>00388 {
<a name="l00389"></a>00389 <span class="keywordflow">return</span> <a class="code" href="classKExtendedSocket.html#a495b2d882678d28492e9ccf199f4efd0" title="Sets the port/service to which we will bind before connecting.">setBindPort</a>(QString::null);
<a name="l00390"></a>00390 }
<a name="l00391"></a>00391
<a name="l00392"></a>00392 <span class="comment">/*</span>
<a name="l00393"></a>00393 <span class="comment"> * returns the binding port</span>
<a name="l00394"></a>00394 <span class="comment"> */</span>
<a name="l00395"></a><a class="code" href="classKExtendedSocket.html#aa817fa265268e716276098a425d63732">00395</a> <a class="codeRef" href="qstring.html">QString</a> <a class="code" href="classKExtendedSocket.html#aa817fa265268e716276098a425d63732" title="Returns the service to which the socket will be/is bound.">KExtendedSocket::bindPort</a>()<span class="keyword"> const</span>
<a name="l00396"></a>00396 <span class="keyword"></span>{
<a name="l00397"></a>00397 <span class="keywordflow">return</span> d->resLocal.serviceName();
<a name="l00398"></a>00398 }
<a name="l00399"></a>00399
<a name="l00400"></a>00400 <span class="comment">/*</span>
<a name="l00401"></a>00401 <span class="comment"> * sets the binding address</span>
<a name="l00402"></a>00402 <span class="comment"> */</span>
<a name="l00403"></a><a class="code" href="classKExtendedSocket.html#a2cc35990124be23a404868cb013c74c6">00403</a> <span class="keywordtype">bool</span> <a class="code" href="classKExtendedSocket.html#a2cc35990124be23a404868cb013c74c6" title="Sets both host and port to which we will bind the socket.">KExtendedSocket::setBindAddress</a>(<span class="keyword">const</span> <a class="codeRef" href="qstring.html">QString</a>& host, <span class="keywordtype">int</span> port)
<a name="l00404"></a>00404 {
<a name="l00405"></a>00405 <span class="keywordflow">return</span> <a class="code" href="classKExtendedSocket.html#ad969f2a53cf044c8768bc2f67b41a9c0" title="Sets the hostname to which we will bind locally before connecting.">setBindHost</a>(host) && <a class="code" href="classKExtendedSocket.html#a495b2d882678d28492e9ccf199f4efd0" title="Sets the port/service to which we will bind before connecting.">setBindPort</a>(port);
<a name="l00406"></a>00406 }
<a name="l00407"></a>00407
<a name="l00408"></a>00408 <span class="comment">/*</span>
<a name="l00409"></a>00409 <span class="comment"> * same</span>
<a name="l00410"></a>00410 <span class="comment"> */</span>
<a name="l00411"></a><a class="code" href="classKExtendedSocket.html#a9b2c43933f8f5b98dc76ef10343398a0">00411</a> <span class="keywordtype">bool</span> <a class="code" href="classKExtendedSocket.html#a2cc35990124be23a404868cb013c74c6" title="Sets both host and port to which we will bind the socket.">KExtendedSocket::setBindAddress</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="l00412"></a>00412 {
<a name="l00413"></a>00413 <span class="keywordflow">return</span> <a class="code" href="classKExtendedSocket.html#ad969f2a53cf044c8768bc2f67b41a9c0" title="Sets the hostname to which we will bind locally before connecting.">setBindHost</a>(host) && <a class="code" href="classKExtendedSocket.html#a495b2d882678d28492e9ccf199f4efd0" title="Sets the port/service to which we will bind before connecting.">setBindPort</a>(service);
<a name="l00414"></a>00414 }
<a name="l00415"></a>00415
<a name="l00416"></a>00416 <span class="comment">/*</span>
<a name="l00417"></a>00417 <span class="comment"> * unsets binding address</span>
<a name="l00418"></a>00418 <span class="comment"> */</span>
<a name="l00419"></a><a class="code" href="classKExtendedSocket.html#aed19cbea57b1618173699d1958575cc9">00419</a> <span class="keywordtype">bool</span> <a class="code" href="classKExtendedSocket.html#aed19cbea57b1618173699d1958575cc9" title="Unsets the bind address for the socket.">KExtendedSocket::unsetBindAddress</a>()
<a name="l00420"></a>00420 {
<a name="l00421"></a>00421 <span class="keywordflow">return</span> <a class="code" href="classKExtendedSocket.html#a3ffc74413c95b2157b332dd542fd80d5" title="Unsets the bind hostname.">unsetBindHost</a>() && <a class="code" href="classKExtendedSocket.html#a94babe86f19b3069b6c1f033945718c5" title="Unsets the bind port/service.">unsetBindPort</a>();
<a name="l00422"></a>00422 }
<a name="l00423"></a>00423
<a name="l00424"></a>00424 <span class="comment">/*</span>
<a name="l00425"></a>00425 <span class="comment"> * sets the timeout for the connection</span>
<a name="l00426"></a>00426 <span class="comment"> */</span>
<a name="l00427"></a><a class="code" href="classKExtendedSocket.html#af538deacfb39997211816d88bdc617c3">00427</a> <span class="keywordtype">bool</span> <a class="code" href="classKExtendedSocket.html#af538deacfb39997211816d88bdc617c3" title="Sets the timeout value for the connection (if this is not passiveSocket) or acception (if it is)...">KExtendedSocket::setTimeout</a>(<span class="keywordtype">int</span> secs, <span class="keywordtype">int</span> usecs)
<a name="l00428"></a>00428 {
<a name="l00429"></a>00429 <span class="keywordflow">if</span> (d->status >= connected) <span class="comment">// closed?</span>
<a name="l00430"></a>00430 <span class="keywordflow">return</span> <span class="keyword">false</span>;
<a name="l00431"></a>00431
<a name="l00432"></a>00432 d->timeout.tv_sec = secs;
<a name="l00433"></a>00433 d->timeout.tv_usec = usecs;
<a name="l00434"></a>00434 <span class="keywordflow">return</span> <span class="keyword">true</span>;
<a name="l00435"></a>00435 }
<a name="l00436"></a>00436
<a name="l00437"></a>00437 <span class="comment">/*</span>
<a name="l00438"></a>00438 <span class="comment"> * returns the timeout</span>
<a name="l00439"></a>00439 <span class="comment"> */</span>
<a name="l00440"></a><a class="code" href="classKExtendedSocket.html#acffb9b91de024d19b51c664635cf4172">00440</a> timeval <a class="code" href="classKExtendedSocket.html#acffb9b91de024d19b51c664635cf4172" title="Returns the timeout value for the connection.">KExtendedSocket::timeout</a>()<span class="keyword"> const</span>
<a name="l00441"></a>00441 <span class="keyword"></span>{
<a name="l00442"></a>00442 <span class="keywordflow">return</span> d->timeout;
<a name="l00443"></a>00443 }
<a name="l00444"></a>00444
<a name="l00445"></a>00445 <span class="comment">/*</span>
<a name="l00446"></a>00446 <span class="comment"> * Sets the blocking mode on this socket</span>
<a name="l00447"></a>00447 <span class="comment"> */</span>
<a name="l00448"></a><a class="code" href="classKExtendedSocket.html#a4a27a75c890886c9a3d1e23303bfd6d2">00448</a> <span class="keywordtype">bool</span> <a class="code" href="classKExtendedSocket.html#a4a27a75c890886c9a3d1e23303bfd6d2" title="Sets/unsets blocking mode for the socket.">KExtendedSocket::setBlockingMode</a>(<span class="keywordtype">bool</span> enable)
<a name="l00449"></a>00449 {
<a name="l00450"></a>00450 cleanError();
<a name="l00451"></a>00451 <span class="keywordflow">if</span> (d->status < created)
<a name="l00452"></a>00452 <span class="keywordflow">return</span> <span class="keyword">false</span>;
<a name="l00453"></a>00453
<a name="l00454"></a>00454 <span class="keywordflow">if</span> (sockfd == -1)
<a name="l00455"></a>00455 <span class="keywordflow">return</span> <span class="keyword">false</span>; <span class="comment">// error!</span>
<a name="l00456"></a>00456
<a name="l00457"></a>00457 <span class="keywordtype">int</span> fdflags = fcntl(sockfd, F_GETFL, 0);
<a name="l00458"></a>00458 <span class="keywordflow">if</span> (fdflags == -1)
<a name="l00459"></a>00459 <span class="keywordflow">return</span> <span class="keyword">false</span>; <span class="comment">// error!</span>
<a name="l00460"></a>00460
<a name="l00461"></a>00461 <span class="keywordflow">if</span> (!enable)
<a name="l00462"></a>00462 fdflags |= O_NONBLOCK;
<a name="l00463"></a>00463 <span class="keywordflow">else</span>
<a name="l00464"></a>00464 fdflags &= ~O_NONBLOCK;
<a name="l00465"></a>00465
<a name="l00466"></a>00466 <span class="keywordflow">if</span> (fcntl(sockfd, F_SETFL, fdflags) == -1)
<a name="l00467"></a>00467 {
<a name="l00468"></a>00468 <a class="code" href="classKExtendedSocket.html#abf37ab453335e6d1c797d77987602526" title="Sets the error code.">setError</a>(IO_UnspecifiedError, errno);
<a name="l00469"></a>00469 <span class="keywordflow">return</span> <span class="keyword">false</span>;
<a name="l00470"></a>00470 }
<a name="l00471"></a>00471 <span class="keywordflow">return</span> <span class="keyword">true</span>;
<a name="l00472"></a>00472 }
<a name="l00473"></a>00473
<a name="l00474"></a>00474 <span class="comment">/*</span>
<a name="l00475"></a>00475 <span class="comment"> * Returns the blocking mode on the socket</span>
<a name="l00476"></a>00476 <span class="comment"> */</span>
<a name="l00477"></a><a class="code" href="classKExtendedSocket.html#a5c5f6cd2f9ec9d78ddff48da9e4de95c">00477</a> <span class="keywordtype">bool</span> <a class="code" href="classKExtendedSocket.html#a5c5f6cd2f9ec9d78ddff48da9e4de95c" title="Returns the current blocking mode for this socket.">KExtendedSocket::blockingMode</a>()
<a name="l00478"></a>00478 {
<a name="l00479"></a>00479 cleanError();
<a name="l00480"></a>00480 <span class="keywordflow">if</span> (d->status < created)
<a name="l00481"></a>00481 <span class="keywordflow">return</span> <span class="keyword">false</span>; <span class="comment">// sockets not created are in blocking mode</span>
<a name="l00482"></a>00482
<a name="l00483"></a>00483 <span class="keywordflow">if</span> (sockfd == -1)
<a name="l00484"></a>00484 <span class="keywordflow">return</span> <span class="keyword">false</span>; <span class="comment">// error</span>
<a name="l00485"></a>00485
<a name="l00486"></a>00486 <span class="keywordtype">int</span> fdflags = fcntl(sockfd, F_GETFL, 0);
<a name="l00487"></a>00487 <span class="keywordflow">if</span> (fdflags == -1)
<a name="l00488"></a>00488 {
<a name="l00489"></a>00489 <a class="code" href="classKExtendedSocket.html#abf37ab453335e6d1c797d77987602526" title="Sets the error code.">setError</a>(IO_UnspecifiedError, errno);
<a name="l00490"></a>00490 <span class="keywordflow">return</span> <span class="keyword">false</span>;
<a name="l00491"></a>00491 }
<a name="l00492"></a>00492 <span class="keywordflow">return</span> (fdflags & O_NONBLOCK) == 0; <span class="comment">// non-blocking == false</span>
<a name="l00493"></a>00493 }
<a name="l00494"></a>00494
<a name="l00495"></a>00495 <span class="comment">/*</span>
<a name="l00496"></a>00496 <span class="comment"> * Sets the reusability flag for this socket in the OS</span>
<a name="l00497"></a>00497 <span class="comment"> */</span>
<a name="l00498"></a><a class="code" href="classKExtendedSocket.html#a2ee140a7380072533a5c2230cd280152">00498</a> <span class="keywordtype">bool</span> <a class="code" href="classKExtendedSocket.html#a2ee140a7380072533a5c2230cd280152" title="Sets/unsets address reusing flag for this socket.">KExtendedSocket::setAddressReusable</a>(<span class="keywordtype">bool</span> enable)
<a name="l00499"></a>00499 {
<a name="l00500"></a>00500 cleanError();
<a name="l00501"></a>00501 d->addressReusable = enable;
<a name="l00502"></a>00502 <span class="keywordflow">if</span> (d->status < created)
<a name="l00503"></a>00503 <span class="keywordflow">return</span> <span class="keyword">true</span>;
<a name="l00504"></a>00504
<a name="l00505"></a>00505 <span class="keywordflow">if</span> (sockfd == -1)
<a name="l00506"></a>00506 <span class="keywordflow">return</span> <span class="keyword">true</span>;
<a name="l00507"></a>00507
<a name="l00508"></a>00508 <span class="keywordflow">if</span> (!<a class="code" href="classKExtendedSocket.html#a2ee140a7380072533a5c2230cd280152" title="Sets/unsets address reusing flag for this socket.">setAddressReusable</a>(sockfd, enable))
<a name="l00509"></a>00509 {
<a name="l00510"></a>00510 <a class="code" href="classKExtendedSocket.html#abf37ab453335e6d1c797d77987602526" title="Sets the error code.">setError</a>(IO_UnspecifiedError, errno);
<a name="l00511"></a>00511 <span class="keywordflow">return</span> <span class="keyword">false</span>;
<a name="l00512"></a>00512 }
<a name="l00513"></a>00513 <span class="keywordflow">return</span> <span class="keyword">true</span>;
<a name="l00514"></a>00514 }
<a name="l00515"></a>00515
<a name="l00516"></a><a class="code" href="classKExtendedSocket.html#a126473fb89972dfd22b7bf8ccd565c5d">00516</a> <span class="keywordtype">bool</span> <a class="code" href="classKExtendedSocket.html#a2ee140a7380072533a5c2230cd280152" title="Sets/unsets address reusing flag for this socket.">KExtendedSocket::setAddressReusable</a>(<span class="keywordtype">int</span> fd, <span class="keywordtype">bool</span> enable)
<a name="l00517"></a>00517 {
<a name="l00518"></a>00518 <span class="keywordflow">if</span> (fd == -1)
<a name="l00519"></a>00519 <span class="keywordflow">return</span> <span class="keyword">false</span>;
<a name="l00520"></a>00520
<a name="l00521"></a>00521 <span class="keywordtype">int</span> on = enable; <span class="comment">// just to be on the safe side</span>
<a name="l00522"></a>00522
<a name="l00523"></a>00523 <span class="keywordflow">if</span> (setsockopt(fd, SOL_SOCKET, SO_REUSEADDR, (<span class="keywordtype">char</span>*)&on, <span class="keyword">sizeof</span>(on)) == -1)
<a name="l00524"></a>00524 <span class="keywordflow">return</span> <span class="keyword">false</span>;
<a name="l00525"></a>00525 <span class="keywordflow">return</span> <span class="keyword">true</span>;
<a name="l00526"></a>00526 }
<a name="l00527"></a>00527
<a name="l00528"></a>00528 <span class="comment">/*</span>
<a name="l00529"></a>00529 <span class="comment"> * Retrieves the reusability flag for this socket</span>
<a name="l00530"></a>00530 <span class="comment"> */</span>
<a name="l00531"></a><a class="code" href="classKExtendedSocket.html#a062e56bb65fc496e9340f1b4606a570f">00531</a> <span class="keywordtype">bool</span> <a class="code" href="classKExtendedSocket.html#a062e56bb65fc496e9340f1b4606a570f" title="Returns whether this socket's address can be reused.">KExtendedSocket::addressReusable</a>()
<a name="l00532"></a>00532 {
<a name="l00533"></a>00533 cleanError();
<a name="l00534"></a>00534 <span class="keywordflow">if</span> (d->status < created)
<a name="l00535"></a>00535 <span class="keywordflow">return</span> d->addressReusable;
<a name="l00536"></a>00536
<a name="l00537"></a>00537 <span class="keywordflow">if</span> (sockfd == -1)
<a name="l00538"></a>00538 <span class="keywordflow">return</span> d->addressReusable;
<a name="l00539"></a>00539
<a name="l00540"></a>00540 <span class="keywordtype">int</span> on;
<a name="l00541"></a>00541 socklen_t onsiz = <span class="keyword">sizeof</span>(on);
<a name="l00542"></a>00542 <span class="keywordflow">if</span> (getsockopt(sockfd, SOL_SOCKET, SO_REUSEADDR, (<span class="keywordtype">char</span>*)&on, &onsiz) == -1)
<a name="l00543"></a>00543 {
<a name="l00544"></a>00544 <a class="code" href="classKExtendedSocket.html#abf37ab453335e6d1c797d77987602526" title="Sets the error code.">setError</a>(IO_UnspecifiedError, errno);
<a name="l00545"></a>00545 <span class="keywordflow">return</span> <span class="keyword">false</span>;
<a name="l00546"></a>00546 }
<a name="l00547"></a>00547
<a name="l00548"></a>00548 <span class="keywordflow">return</span> on != 0;
<a name="l00549"></a>00549 }
<a name="l00550"></a>00550
<a name="l00551"></a>00551 <span class="comment">/*</span>
<a name="l00552"></a>00552 <span class="comment"> * Set the IPV6_V6ONLY flag</span>
<a name="l00553"></a>00553 <span class="comment"> */</span>
<a name="l00554"></a><a class="code" href="classKExtendedSocket.html#acfa3fc2df5eb9a9eb118f11b91d7159d">00554</a> <span class="keywordtype">bool</span> <a class="code" href="classKExtendedSocket.html#acfa3fc2df5eb9a9eb118f11b91d7159d" title="Sets/unsets the v6-only flag for IPv6 sockets.">KExtendedSocket::setIPv6Only</a>(<span class="keywordtype">bool</span> enable)
<a name="l00555"></a>00555 {
<a name="l00556"></a>00556 <span class="preprocessor">#ifdef IPV6_V6ONLY</span>
<a name="l00557"></a>00557 <span class="preprocessor"></span> cleanError();
<a name="l00558"></a>00558
<a name="l00559"></a>00559 d->ipv6only = enable;
<a name="l00560"></a>00560 <span class="keywordflow">if</span> (sockfd == -1)
<a name="l00561"></a>00561 <span class="keywordflow">return</span> <span class="keyword">true</span>; <span class="comment">// can't set on a non-existing socket</span>
<a name="l00562"></a>00562
<a name="l00563"></a>00563 <span class="keywordtype">int</span> on = enable;
<a name="l00564"></a>00564
<a name="l00565"></a>00565 <span class="keywordflow">if</span> (setsockopt(sockfd, IPPROTO_IPV6, IPV6_V6ONLY,
<a name="l00566"></a>00566 (<span class="keywordtype">char</span> *)&on, <span class="keyword">sizeof</span>(on)) == -1)
<a name="l00567"></a>00567 {
<a name="l00568"></a>00568 <a class="code" href="classKExtendedSocket.html#abf37ab453335e6d1c797d77987602526" title="Sets the error code.">setError</a>(IO_UnspecifiedError, errno);
<a name="l00569"></a>00569 <span class="keywordflow">return</span> <span class="keyword">false</span>;
<a name="l00570"></a>00570 }
<a name="l00571"></a>00571 <span class="keywordflow">else</span>
<a name="l00572"></a>00572 <span class="keywordflow">return</span> <span class="keyword">true</span>;
<a name="l00573"></a>00573
<a name="l00574"></a>00574 <span class="preprocessor">#else</span>
<a name="l00575"></a>00575 <span class="preprocessor"></span> <span class="comment">// we don't have the IPV6_V6ONLY constant in this system</span>
<a name="l00576"></a>00576 d->ipv6only = enable;
<a name="l00577"></a>00577
<a name="l00578"></a>00578 <a class="code" href="classKExtendedSocket.html#abf37ab453335e6d1c797d77987602526" title="Sets the error code.">setError</a>(IO_UnspecifiedError, ENOSYS);
<a name="l00579"></a>00579 <span class="keywordflow">return</span> <span class="keyword">false</span>; <span class="comment">// can't set if we don't know about this flag</span>
<a name="l00580"></a>00580 <span class="preprocessor">#endif</span>
<a name="l00581"></a>00581 <span class="preprocessor"></span>}
<a name="l00582"></a>00582
<a name="l00583"></a>00583 <span class="comment">/*</span>
<a name="l00584"></a>00584 <span class="comment"> * retrieve the IPV6_V6ONLY flag</span>
<a name="l00585"></a>00585 <span class="comment"> */</span>
<a name="l00586"></a><a class="code" href="classKExtendedSocket.html#aaec5717f262df43d32c4c5a495d6ec33">00586</a> <span class="keywordtype">bool</span> <a class="code" href="classKExtendedSocket.html#aaec5717f262df43d32c4c5a495d6ec33" title="Returns the status of the v6-only flag for IPv6 sockets.">KExtendedSocket::isIPv6Only</a>()
<a name="l00587"></a>00587 {
<a name="l00588"></a>00588 <span class="preprocessor">#ifdef IPV6_V6ONLY</span>
<a name="l00589"></a>00589 <span class="preprocessor"></span> cleanError();
<a name="l00590"></a>00590
<a name="l00591"></a>00591 <span class="keywordflow">if</span> (d->status < created || sockfd == -1)
<a name="l00592"></a>00592 <span class="keywordflow">return</span> d->ipv6only;
<a name="l00593"></a>00593
<a name="l00594"></a>00594 <span class="keywordtype">int</span> on;
<a name="l00595"></a>00595 socklen_t onsiz = <span class="keyword">sizeof</span>(on);
<a name="l00596"></a>00596 <span class="keywordflow">if</span> (getsockopt(sockfd, IPPROTO_IPV6, IPV6_V6ONLY,
<a name="l00597"></a>00597 (<span class="keywordtype">char</span> *)&on, &onsiz) == -1)
<a name="l00598"></a>00598 {
<a name="l00599"></a>00599 <a class="code" href="classKExtendedSocket.html#abf37ab453335e6d1c797d77987602526" title="Sets the error code.">setError</a>(IO_UnspecifiedError, errno);
<a name="l00600"></a>00600 <span class="keywordflow">return</span> <span class="keyword">false</span>;
<a name="l00601"></a>00601 }
<a name="l00602"></a>00602
<a name="l00603"></a>00603 <span class="keywordflow">return</span> d->ipv6only = on;
<a name="l00604"></a>00604
<a name="l00605"></a>00605 <span class="preprocessor">#else</span>
<a name="l00606"></a>00606 <span class="preprocessor"></span> <span class="comment">// we don't have the constant</span>
<a name="l00607"></a>00607 <a class="code" href="classKExtendedSocket.html#abf37ab453335e6d1c797d77987602526" title="Sets the error code.">setError</a>(IO_UnspecifiedError, ENOSYS);
<a name="l00608"></a>00608 <span class="keywordflow">return</span> <span class="keyword">false</span>;
<a name="l00609"></a>00609 <span class="preprocessor">#endif</span>
<a name="l00610"></a>00610 <span class="preprocessor"></span>}
<a name="l00611"></a>00611
<a name="l00612"></a>00612 <span class="comment">/*</span>
<a name="l00613"></a>00613 <span class="comment"> * Sets the buffer sizes in this socket</span>
<a name="l00614"></a>00614 <span class="comment"> * Also, we create or delete the socket notifiers</span>
<a name="l00615"></a>00615 <span class="comment"> */</span>
<a name="l00616"></a><a class="code" href="classKExtendedSocket.html#ae4eac42697dca088b99a6f8abc2adf83">00616</a> <span class="keywordtype">bool</span> <a class="code" href="classKExtendedSocket.html#ae4eac42697dca088b99a6f8abc2adf83" title="Sets the buffer sizes for this socket.">KExtendedSocket::setBufferSize</a>(<span class="keywordtype">int</span> rsize, <span class="keywordtype">int</span> wsize)
<a name="l00617"></a>00617 {
<a name="l00618"></a>00618 cleanError();
<a name="l00619"></a>00619 <span class="keywordflow">if</span> (d->status < created)
<a name="l00620"></a>00620 <span class="keywordflow">return</span> <span class="keyword">false</span>;
<a name="l00621"></a>00621
<a name="l00622"></a>00622 <span class="keywordflow">if</span> (sockfd == -1)
<a name="l00623"></a>00623 <span class="keywordflow">return</span> <span class="keyword">false</span>;
<a name="l00624"></a>00624
<a name="l00625"></a>00625 <span class="keywordflow">if</span> (d->flags & passiveSocket)
<a name="l00626"></a>00626 <span class="keywordflow">return</span> <span class="keyword">false</span>; <span class="comment">// no I/O on passive sockets</span>
<a name="l00627"></a>00627
<a name="l00628"></a>00628 <span class="keywordflow">if</span> (rsize < -2)
<a name="l00629"></a>00629 <span class="keywordflow">return</span> <span class="keyword">false</span>;
<a name="l00630"></a>00630
<a name="l00631"></a>00631 <span class="keywordflow">if</span> (wsize < -2)
<a name="l00632"></a>00632 <span class="keywordflow">return</span> <span class="keyword">false</span>;
<a name="l00633"></a>00633
<a name="l00634"></a>00634 <span class="comment">// LOCK BUFFER MUTEX</span>
<a name="l00635"></a>00635
<a name="l00636"></a>00636 <span class="comment">// The input socket notifier is always enabled</span>
<a name="l00637"></a>00637 <span class="comment">// That happens because we want to be notified of when the socket gets</span>
<a name="l00638"></a>00638 <span class="comment">// closed</span>
<a name="l00639"></a>00639 <span class="keywordflow">if</span> (d->qsnIn == NULL)
<a name="l00640"></a>00640 {
<a name="l00641"></a>00641 d->qsnIn = <span class="keyword">new</span> <a class="codeRef" href="qsocketnotifier.html">QSocketNotifier</a>(sockfd, QSocketNotifier::Read);
<a name="l00642"></a>00642 <a class="code" href="classKExtendedSocket.html#a554a4c4f7288305b5f722ecbf4a952cc" title="Attempts to connect to the remote host.">QObject::connect</a>(d->qsnIn, SIGNAL(activated(<span class="keywordtype">int</span>)), <span class="keyword">this</span>, SLOT(socketActivityRead()));
<a name="l00643"></a>00643 d->qsnIn->setEnabled(<span class="keyword">true</span>);
<a name="l00644"></a>00644 }
<a name="l00645"></a>00645
<a name="l00646"></a>00646 <span class="keywordflow">if</span> (rsize == 0 && d->flags & inputBufferedSocket)
<a name="l00647"></a>00647 {
<a name="l00648"></a>00648 <span class="comment">// user wants to disable input buffering</span>
<a name="l00649"></a>00649 d->flags &= ~inputBufferedSocket;
<a name="l00650"></a>00650
<a name="l00651"></a>00651 <a class="code" href="classKBufferedIO.html#aabb1c8d6218cc4ae515e8b4f4ac22916" title="Consumes data from the input buffer.">consumeReadBuffer</a>(<a class="code" href="classKBufferedIO.html#a688b7dbc73b9f7e40728b54d9e8c54c2" title="Returns the number of bytes in the read buffer.">readBufferSize</a>(), NULL, <span class="keyword">true</span>);
<a name="l00652"></a>00652 d->inMaxSize = 0;
<a name="l00653"></a>00653 }
<a name="l00654"></a>00654 <span class="keywordflow">else</span> <span class="keywordflow">if</span> (rsize != -2)
<a name="l00655"></a>00655 {
<a name="l00656"></a>00656 <span class="comment">// enabling input buffering</span>
<a name="l00657"></a>00657 <span class="keywordflow">if</span> (rsize)
<a name="l00658"></a>00658 d->flags |= inputBufferedSocket;
<a name="l00659"></a>00659 d->inMaxSize = rsize;
<a name="l00660"></a>00660
<a name="l00661"></a>00661 <span class="keywordflow">if</span> (rsize > 0 && (<span class="keywordtype">unsigned</span>)rsize < <a class="code" href="classKBufferedIO.html#a688b7dbc73b9f7e40728b54d9e8c54c2" title="Returns the number of bytes in the read buffer.">readBufferSize</a>())
<a name="l00662"></a>00662 <span class="comment">// input buffer has more data than the new size; discard</span>
<a name="l00663"></a>00663 <a class="code" href="classKBufferedIO.html#aabb1c8d6218cc4ae515e8b4f4ac22916" title="Consumes data from the input buffer.">consumeReadBuffer</a>(<a class="code" href="classKBufferedIO.html#a688b7dbc73b9f7e40728b54d9e8c54c2" title="Returns the number of bytes in the read buffer.">readBufferSize</a>() - rsize, NULL, <span class="keyword">true</span>);
<a name="l00664"></a>00664
<a name="l00665"></a>00665 }
<a name="l00666"></a>00666
<a name="l00667"></a>00667 <span class="keywordflow">if</span> (wsize == 0 && d->flags & outputBufferedSocket)
<a name="l00668"></a>00668 {
<a name="l00669"></a>00669 <span class="comment">// disabling output buffering</span>
<a name="l00670"></a>00670 d->flags &= ~outputBufferedSocket;
<a name="l00671"></a>00671 <span class="keywordflow">if</span> (d->qsnOut && !d->emitWrite)
<a name="l00672"></a>00672 d->qsnOut->setEnabled(<span class="keyword">false</span>);
<a name="l00673"></a>00673 <a class="code" href="classKBufferedIO.html#a0f3b7fa0af95441473235f23a8a12706" title="Consumes data from the output buffer.">consumeWriteBuffer</a>(<a class="code" href="classKBufferedIO.html#aca27da5f07f5a4cf0a868fb92f9a6a89" title="Returns the number of bytes in the write buffer.">writeBufferSize</a>());
<a name="l00674"></a>00674 d->outMaxSize = 0;
<a name="l00675"></a>00675 }
<a name="l00676"></a>00676 <span class="keywordflow">else</span> <span class="keywordflow">if</span> (wsize != -2)
<a name="l00677"></a>00677 {
<a name="l00678"></a>00678 <span class="comment">// enabling input buffering</span>
<a name="l00679"></a>00679 <span class="keywordflow">if</span> (wsize)
<a name="l00680"></a>00680 d->flags |= outputBufferedSocket;
<a name="l00681"></a>00681 d->outMaxSize = wsize;
<a name="l00682"></a>00682
<a name="l00683"></a>00683 <span class="keywordflow">if</span> (wsize > 0 && (<span class="keywordtype">unsigned</span>)wsize < <a class="code" href="classKBufferedIO.html#aca27da5f07f5a4cf0a868fb92f9a6a89" title="Returns the number of bytes in the write buffer.">writeBufferSize</a>())
<a name="l00684"></a>00684 <span class="comment">// output buffer is bigger than it is to become; shrink</span>
<a name="l00685"></a>00685 <a class="code" href="classKBufferedIO.html#a0f3b7fa0af95441473235f23a8a12706" title="Consumes data from the output buffer.">consumeWriteBuffer</a>(<a class="code" href="classKBufferedIO.html#aca27da5f07f5a4cf0a868fb92f9a6a89" title="Returns the number of bytes in the write buffer.">writeBufferSize</a>() - wsize);
<a name="l00686"></a>00686
<a name="l00687"></a>00687 <span class="keywordflow">if</span> (d->qsnOut == NULL)
<a name="l00688"></a>00688 {
<a name="l00689"></a>00689 d->qsnOut = <span class="keyword">new</span> <a class="codeRef" href="qsocketnotifier.html">QSocketNotifier</a>(sockfd, QSocketNotifier::Write);
<a name="l00690"></a>00690 <a class="code" href="classKExtendedSocket.html#a554a4c4f7288305b5f722ecbf4a952cc" title="Attempts to connect to the remote host.">QObject::connect</a>(d->qsnOut, SIGNAL(activated(<span class="keywordtype">int</span>)), <span class="keyword">this</span>, SLOT(socketActivityWrite()));
<a name="l00691"></a>00691 <span class="comment">// if the class is being created now, there's nothing to write yet</span>
<a name="l00692"></a>00692 <span class="comment">// so socketActivityWrite() will get called once and disable</span>
<a name="l00693"></a>00693 <span class="comment">// the notifier</span>
<a name="l00694"></a>00694 }
<a name="l00695"></a>00695 }
<a name="l00696"></a>00696
<a name="l00697"></a>00697 <span class="comment">// UNLOCK BUFFER MUTEX</span>
<a name="l00698"></a>00698
<a name="l00699"></a>00699 <a class="codeRef" href="qiodevice.html#setFlags">setFlags</a>((<a class="codeRef" href="qiodevice.html#mode">mode</a>() & ~IO_Raw) | ((d->flags & bufferedSocket) ? 0 : IO_Raw));
<a name="l00700"></a>00700
<a name="l00701"></a>00701 <span class="comment">// check we didn't turn something off we shouldn't</span>
<a name="l00702"></a>00702 <span class="keywordflow">if</span> (d->emitWrite && d->qsnOut == NULL)
<a name="l00703"></a>00703 {
<a name="l00704"></a>00704 d->qsnOut = <span class="keyword">new</span> <a class="codeRef" href="qsocketnotifier.html">QSocketNotifier</a>(sockfd, QSocketNotifier::Write);
<a name="l00705"></a>00705 <a class="code" href="classKExtendedSocket.html#a554a4c4f7288305b5f722ecbf4a952cc" title="Attempts to connect to the remote host.">QObject::connect</a>(d->qsnOut, SIGNAL(activated(<span class="keywordtype">int</span>)), <span class="keyword">this</span>, SLOT(socketActivityWrite()));
<a name="l00706"></a>00706 }
<a name="l00707"></a>00707
<a name="l00708"></a>00708 <span class="keywordflow">return</span> <span class="keyword">true</span>;
<a name="l00709"></a>00709 }
<a name="l00710"></a>00710
<a name="l00711"></a>00711 <span class="comment">/*</span>
<a name="l00712"></a>00712 <span class="comment"> * Finds the local address for this socket</span>
<a name="l00713"></a>00713 <span class="comment"> * if we have done this already, we return it. Otherwise, we'll have</span>
<a name="l00714"></a>00714 <span class="comment"> * to find the socket name</span>
<a name="l00715"></a>00715 <span class="comment"> */</span>
<a name="l00716"></a><a class="code" href="classKExtendedSocket.html#a82cbccdc7507f96948c5dd640e3a44d1">00716</a> const ::KSocketAddress *<a class="code" href="classKExtendedSocket.html#a82cbccdc7507f96948c5dd640e3a44d1" title="Returns the local socket address.">KExtendedSocket::localAddress</a>()
<a name="l00717"></a>00717 {
<a name="l00718"></a>00718 <span class="keywordflow">if</span> (d->local != NULL)
<a name="l00719"></a>00719 <span class="keywordflow">return</span> d->local;
<a name="l00720"></a>00720 <span class="keywordflow">if</span> (d->status < bound)
<a name="l00721"></a>00721 <span class="keywordflow">return</span> NULL;
<a name="l00722"></a>00722
<a name="l00723"></a>00723 <span class="keywordflow">return</span> d->local = <a class="code" href="classKExtendedSocket.html#a82cbccdc7507f96948c5dd640e3a44d1" title="Returns the local socket address.">localAddress</a>(sockfd);
<a name="l00724"></a>00724 }
<a name="l00725"></a>00725
<a name="l00726"></a>00726 <span class="comment">/*</span>
<a name="l00727"></a>00727 <span class="comment"> * Same thing, but for peer address. Which means this does not work on</span>
<a name="l00728"></a>00728 <span class="comment"> * passiveSocket and that we require to be connected already. Also note that</span>
<a name="l00729"></a>00729 <span class="comment"> * the behavior on connectionless sockets is not defined here.</span>
<a name="l00730"></a>00730 <span class="comment"> */</span>
<a name="l00731"></a><a class="code" href="classKExtendedSocket.html#a5c297389b4cfcfce36149689a2c0181e">00731</a> const ::KSocketAddress* <a class="code" href="classKExtendedSocket.html#a5c297389b4cfcfce36149689a2c0181e" title="Returns the peer socket address.">KExtendedSocket::peerAddress</a>()
<a name="l00732"></a>00732 {
<a name="l00733"></a>00733 <span class="keywordflow">if</span> (d->peer != NULL)
<a name="l00734"></a>00734 <span class="keywordflow">return</span> d->peer;
<a name="l00735"></a>00735 <span class="keywordflow">if</span> (d->flags & passiveSocket || d->status < connected)
<a name="l00736"></a>00736 <span class="keywordflow">return</span> NULL;
<a name="l00737"></a>00737
<a name="l00738"></a>00738 <span class="keywordflow">return</span> d->peer = <a class="code" href="classKExtendedSocket.html#a5c297389b4cfcfce36149689a2c0181e" title="Returns the peer socket address.">peerAddress</a>(sockfd);
<a name="l00739"></a>00739 }
<a name="l00740"></a>00740
<a name="l00741"></a>00741 <span class="comment">/*</span>
<a name="l00742"></a>00742 <span class="comment"> * Perform the lookup on the addresses given</span>
<a name="l00743"></a>00743 <span class="comment"> */</span>
<a name="l00744"></a><a class="code" href="classKExtendedSocket.html#a58e78e3b41f2567fd21d355f452d1c19">00744</a> <span class="keywordtype">int</span> <a class="code" href="classKExtendedSocket.html#a58e78e3b41f2567fd21d355f452d1c19" title="Performs lookup on the addresses we were given before.">KExtendedSocket::lookup</a>()
<a name="l00745"></a>00745 {
<a name="l00746"></a>00746 <span class="keywordflow">if</span> (<a class="code" href="classKExtendedSocket.html#aed226de2f7c4ab36201679a21ed6fccb" title="Starts an asynchronous lookup for the addresses given.">startAsyncLookup</a>() != 0)
<a name="l00747"></a>00747 <span class="keywordflow">return</span> -1;
<a name="l00748"></a>00748
<a name="l00749"></a>00749 <span class="keywordflow">if</span> (!d->resRemote.wait() || !d->resLocal.wait())
<a name="l00750"></a>00750 {
<a name="l00751"></a>00751 d->status = nothing;
<a name="l00752"></a>00752 <span class="keywordflow">return</span> -1;
<a name="l00753"></a>00753 }
<a name="l00754"></a>00754
<a name="l00755"></a>00755 d->status = lookupDone;
<a name="l00756"></a>00756 <span class="keywordflow">if</span> (d->resRemote.error() != KResolver::NoError)
<a name="l00757"></a>00757 <span class="keywordflow">return</span> d->resRemote.error();
<a name="l00758"></a>00758 <span class="keywordflow">if</span> (d->resLocal.error() != KResolver::NoError)
<a name="l00759"></a>00759 <span class="keywordflow">return</span> d->resLocal.error();
<a name="l00760"></a>00760 <span class="keywordflow">return</span> 0;
<a name="l00761"></a>00761 }
<a name="l00762"></a>00762
<a name="l00763"></a>00763 <span class="comment">/*</span>
<a name="l00764"></a>00764 <span class="comment"> * Performs an asynchronous lookup on the given address(es)</span>
<a name="l00765"></a>00765 <span class="comment"> */</span>
<a name="l00766"></a><a class="code" href="classKExtendedSocket.html#aed226de2f7c4ab36201679a21ed6fccb">00766</a> <span class="keywordtype">int</span> <a class="code" href="classKExtendedSocket.html#aed226de2f7c4ab36201679a21ed6fccb" title="Starts an asynchronous lookup for the addresses given.">KExtendedSocket::startAsyncLookup</a>()
<a name="l00767"></a>00767 {
<a name="l00768"></a>00768 cleanError();
<a name="l00769"></a>00769 <span class="keywordflow">if</span> (d->status > lookupInProgress)
<a name="l00770"></a>00770 <span class="keywordflow">return</span> -1;
<a name="l00771"></a>00771 <span class="keywordflow">if</span> (d->status == lookupInProgress)
<a name="l00772"></a>00772 <span class="comment">// already in progress</span>
<a name="l00773"></a>00773 <span class="keywordflow">return</span> 0;
<a name="l00774"></a>00774
<a name="l00775"></a>00775 <span class="comment">/* check socket type flags */</span>
<a name="l00776"></a>00776 <span class="keywordtype">int</span> socktype, familyMask, <a class="codeRef" href="qiodevice.html#flags">flags</a>;
<a name="l00777"></a>00777 <span class="keywordflow">if</span> (!process_flags(d->flags, socktype, familyMask, flags))
<a name="l00778"></a>00778 <span class="keywordflow">return</span> -2;
<a name="l00779"></a>00779
<a name="l00780"></a>00780 <span class="comment">// perform the global lookup before</span>
<a name="l00781"></a>00781 <span class="keywordflow">if</span> (!d->resRemote.isRunning())
<a name="l00782"></a>00782 {
<a name="l00783"></a>00783 d->resRemote.setFlags(flags);
<a name="l00784"></a>00784 d->resRemote.setFamily(familyMask);
<a name="l00785"></a>00785 d->resRemote.setSocketType(socktype);
<a name="l00786"></a>00786 <a class="code" href="classKExtendedSocket.html#a554a4c4f7288305b5f722ecbf4a952cc" title="Attempts to connect to the remote host.">QObject::connect</a>(&d->resRemote, SIGNAL(finished(<a class="code" href="classKNetwork_1_1KResolverResults.html" title="Name and service resolution results.">KResolverResults</a>)),
<a name="l00787"></a>00787 <span class="keyword">this</span>, SLOT(dnsResultsReady()));
<a name="l00788"></a>00788
<a name="l00789"></a>00789 <span class="keywordflow">if</span> (!d->resRemote.start())
<a name="l00790"></a>00790 {
<a name="l00791"></a>00791 <a class="code" href="classKExtendedSocket.html#abf37ab453335e6d1c797d77987602526" title="Sets the error code.">setError</a>(IO_LookupError, d->resRemote.error());
<a name="l00792"></a>00792 <span class="keywordflow">return</span> d->resRemote.error();
<a name="l00793"></a>00793 }
<a name="l00794"></a>00794 }
<a name="l00795"></a>00795
<a name="l00796"></a>00796 <span class="keywordflow">if</span> ((d->flags & passiveSocket) == 0 && !d->resLocal.isRunning())
<a name="l00797"></a>00797 {
<a name="l00798"></a>00798 <span class="comment">/* keep flags, but make this passive */</span>
<a name="l00799"></a>00799 flags |= KResolver::Passive;
<a name="l00800"></a>00800 d->resLocal.setFlags(flags);
<a name="l00801"></a>00801 d->resLocal.setFamily(familyMask);
<a name="l00802"></a>00802 d->resLocal.setSocketType(socktype);
<a name="l00803"></a>00803 <a class="code" href="classKExtendedSocket.html#a554a4c4f7288305b5f722ecbf4a952cc" title="Attempts to connect to the remote host.">QObject::connect</a>(&d->resLocal, SIGNAL(finished(<a class="code" href="classKNetwork_1_1KResolverResults.html" title="Name and service resolution results.">KResolverResults</a>)),
<a name="l00804"></a>00804 <span class="keyword">this</span>, SLOT(dnsResultsReady()));
<a name="l00805"></a>00805
<a name="l00806"></a>00806 <span class="keywordflow">if</span> (!d->resLocal.start())
<a name="l00807"></a>00807 {
<a name="l00808"></a>00808 <a class="code" href="classKExtendedSocket.html#abf37ab453335e6d1c797d77987602526" title="Sets the error code.">setError</a>(IO_LookupError, d->resLocal.error());
<a name="l00809"></a>00809 <span class="keywordflow">return</span> d->resLocal.error();
<a name="l00810"></a>00810 }
<a name="l00811"></a>00811 }
<a name="l00812"></a>00812
<a name="l00813"></a>00813 <span class="comment">// if we are here, there were no errors</span>
<a name="l00814"></a>00814 <span class="keywordflow">if</span> (d->resRemote.isRunning() || d->resLocal.isRunning())
<a name="l00815"></a>00815 d->status = lookupInProgress; <span class="comment">// only if there actually is a running lookup</span>
<a name="l00816"></a>00816 <span class="keywordflow">else</span>
<a name="l00817"></a>00817 {
<a name="l00818"></a>00818 d->status = lookupDone;
<a name="l00819"></a>00819 emit <a class="code" href="classKExtendedSocket.html#aa205a595b02263d14874282c2d766e86" title="This signal is emitted whenever an asynchronous lookup process is done.">lookupFinished</a>(d->resRemote.results().count() +
<a name="l00820"></a>00820 d->resLocal.results().count());
<a name="l00821"></a>00821 }
<a name="l00822"></a>00822 <span class="keywordflow">return</span> 0;
<a name="l00823"></a>00823 }
<a name="l00824"></a>00824
<a name="l00825"></a><a class="code" href="classKExtendedSocket.html#a7c8bc0e38906b9c4e36c37a28a6ae0a0">00825</a> <span class="keywordtype">void</span> <a class="code" href="classKExtendedSocket.html#a7c8bc0e38906b9c4e36c37a28a6ae0a0" title="Cancels any on-going asynchronous lookups.">KExtendedSocket::cancelAsyncLookup</a>()
<a name="l00826"></a>00826 {
<a name="l00827"></a>00827 cleanError();
<a name="l00828"></a>00828 <span class="keywordflow">if</span> (d->status != lookupInProgress)
<a name="l00829"></a>00829 <span class="keywordflow">return</span>; <span class="comment">// what's to cancel?</span>
<a name="l00830"></a>00830
<a name="l00831"></a>00831 d->status = nothing;
<a name="l00832"></a>00832 d->resLocal.cancel(<span class="keyword">false</span>);
<a name="l00833"></a>00833 d->resRemote.cancel(<span class="keyword">false</span>);
<a name="l00834"></a>00834 }
<a name="l00835"></a>00835
<a name="l00836"></a><a class="code" href="classKExtendedSocket.html#ad2c84c8686c5abd247bff0f1c25bbc46">00836</a> <span class="keywordtype">int</span> <a class="code" href="classKExtendedSocket.html#ad2c84c8686c5abd247bff0f1c25bbc46" title="Place the socket in listen mode.">KExtendedSocket::listen</a>(<span class="keywordtype">int</span> N)
<a name="l00837"></a>00837 {
<a name="l00838"></a>00838 cleanError();
<a name="l00839"></a>00839 <span class="keywordflow">if</span> ((d->flags & passiveSocket) == 0 || d->status >= listening)
<a name="l00840"></a>00840 <span class="keywordflow">return</span> -2;
<a name="l00841"></a>00841 <span class="keywordflow">if</span> (d->status < lookupDone)
<a name="l00842"></a>00842 <span class="keywordflow">if</span> (<a class="code" href="classKExtendedSocket.html#a58e78e3b41f2567fd21d355f452d1c19" title="Performs lookup on the addresses we were given before.">lookup</a>() != 0)
<a name="l00843"></a>00843 <span class="keywordflow">return</span> -2; <span class="comment">// error!</span>
<a name="l00844"></a>00844 <span class="keywordflow">if</span> (d->resRemote.error())
<a name="l00845"></a>00845 <span class="keywordflow">return</span> -2;
<a name="l00846"></a>00846
<a name="l00847"></a>00847 <span class="comment">// doing the loop:</span>
<a name="l00848"></a>00848 KResolverResults::const_iterator it;
<a name="l00849"></a>00849 <a class="code" href="classKNetwork_1_1KResolverResults.html" title="Name and service resolution results.">KResolverResults</a> res = d->resRemote.results();
<a name="l00850"></a>00850 <span class="keywordflow">for</span> (it = res.<a class="codeRef" href="qvaluelist.html#begin">begin</a>(); it != res.<a class="codeRef" href="qvaluelist.html#end">end</a>(); ++it)
<a name="l00851"></a>00851 {
<a name="l00852"></a>00852 <span class="comment">//kdDebug(170) << "Trying to listen on " << (*it).address().toString() << endl;</span>
<a name="l00853"></a>00853 sockfd = ::socket((*it).family(), (*it).socketType(), (*it).protocol());
<a name="l00854"></a>00854 <span class="keywordflow">if</span> (sockfd == -1)
<a name="l00855"></a>00855 {
<a name="l00856"></a>00856 <span class="comment">// socket failed creating</span>
<a name="l00857"></a>00857 <span class="comment">//kdDebug(170) << "Failed to create: " << perror << endl;</span>
<a name="l00858"></a>00858 <span class="keywordflow">continue</span>;
<a name="l00859"></a>00859 }
<a name="l00860"></a>00860
<a name="l00861"></a>00861 fcntl(sockfd, F_SETFD, FD_CLOEXEC);
<a name="l00862"></a>00862
<a name="l00863"></a>00863 <span class="keywordflow">if</span> (d->addressReusable)
<a name="l00864"></a>00864 <a class="code" href="classKExtendedSocket.html#a2ee140a7380072533a5c2230cd280152" title="Sets/unsets address reusing flag for this socket.">setAddressReusable</a>(sockfd, <span class="keyword">true</span>);
<a name="l00865"></a>00865 <a class="code" href="classKExtendedSocket.html#acfa3fc2df5eb9a9eb118f11b91d7159d" title="Sets/unsets the v6-only flag for IPv6 sockets.">setIPv6Only</a>(d->ipv6only);
<a name="l00866"></a>00866 cleanError();
<a name="l00867"></a>00867 <span class="keywordflow">if</span> (<a class="code" href="classKSocks.html#a1d2871a732c7ad0f3f0c73d40adee502" title="Return an instance of class KSocks *.">KSocks::self</a>()->bind(sockfd, (*it).address().address(), (*it).length()) == -1)
<a name="l00868"></a>00868 {
<a name="l00869"></a>00869 <span class="comment">//kdDebug(170) << "Failed to bind: " << perror << endl;</span><a class="code" href="classKExtendedSocket.html#ae54c94e90398580eca71e9d288dda7c5" title="Closes the socket."></a>
<a name="l00870"></a>00870 <a class="code" href="classKExtendedSocket.html#ae54c94e90398580eca71e9d288dda7c5" title="Closes the socket."> ::close</a>(sockfd);
<a name="l00871"></a>00871 sockfd = -1;
<a name="l00872"></a>00872 <span class="keywordflow">continue</span>;
<a name="l00873"></a>00873 }
<a name="l00874"></a>00874
<a name="l00875"></a>00875 <span class="comment">// ok, socket has bound</span>
<a name="l00876"></a>00876 <span class="comment">// kdDebug(170) << "Socket bound: " << sockfd << endl;</span>
<a name="l00877"></a>00877
<a name="l00878"></a>00878 d->status = bound;
<a name="l00879"></a>00879 <span class="keywordflow">break</span>;
<a name="l00880"></a>00880 }
<a name="l00881"></a>00881
<a name="l00882"></a>00882 <span class="keywordflow">if</span> (sockfd == -1)
<a name="l00883"></a>00883 {
<a name="l00884"></a>00884 <a class="code" href="classKExtendedSocket.html#abf37ab453335e6d1c797d77987602526" title="Sets the error code.">setError</a>(IO_ListenError, errno);
<a name="l00885"></a>00885 <span class="comment">//kdDebug(170) << "Listen error - sockfd is -1 " << endl;</span>
<a name="l00886"></a>00886 <span class="keywordflow">return</span> -1;
<a name="l00887"></a>00887 }
<a name="l00888"></a>00888
<a name="l00889"></a>00889 d->status = bound;
<a name="l00890"></a>00890 <a class="codeRef" href="qiodevice.html#setFlags">setFlags</a>(IO_Sequential | IO_Raw | IO_ReadWrite);
<a name="l00891"></a>00891
<a name="l00892"></a>00892 <span class="keywordtype">int</span> retval = <a class="code" href="classKSocks.html#a1d2871a732c7ad0f3f0c73d40adee502" title="Return an instance of class KSocks *.">KSocks::self</a>()-><a class="code" href="classKSocks.html#a295343149a2148272e169ea5345cbd26" title="This is the re-implementation of libc's function of the same name.">listen</a>(sockfd, N);
<a name="l00893"></a>00893 <span class="keywordflow">if</span> (retval == -1)
<a name="l00894"></a>00894 <a class="code" href="classKExtendedSocket.html#abf37ab453335e6d1c797d77987602526" title="Sets the error code.">setError</a>(IO_ListenError, errno);
<a name="l00895"></a>00895 <span class="keywordflow">else</span>
<a name="l00896"></a>00896 {
<a name="l00897"></a>00897 d->status = listening;
<a name="l00898"></a>00898 d->qsnIn = <span class="keyword">new</span> <a class="codeRef" href="qsocketnotifier.html">QSocketNotifier</a>(sockfd, QSocketNotifier::Read);
<a name="l00899"></a>00899 <a class="code" href="classKExtendedSocket.html#a554a4c4f7288305b5f722ecbf4a952cc" title="Attempts to connect to the remote host.">QObject::connect</a>(d->qsnIn, SIGNAL(activated(<span class="keywordtype">int</span>)), <span class="keyword">this</span>, SLOT(socketActivityRead()));
<a name="l00900"></a>00900 }
<a name="l00901"></a>00901 <span class="keywordflow">return</span> retval == -1 ? -1 : 0;
<a name="l00902"></a>00902 }
<a name="l00903"></a>00903
<a name="l00904"></a><a class="code" href="classKExtendedSocket.html#afa5900a11efa44d54187da01add86b1d">00904</a> <span class="keywordtype">int</span> <a class="code" href="classKExtendedSocket.html#afa5900a11efa44d54187da01add86b1d" title="Accepts an incoming connection from the socket.">KExtendedSocket::accept</a>(<a class="code" href="classKExtendedSocket.html" title="The extended socket class.">KExtendedSocket</a> *&sock)
<a name="l00905"></a>00905 {
<a name="l00906"></a>00906 cleanError();
<a name="l00907"></a>00907 sock = NULL;
<a name="l00908"></a>00908 <span class="keywordflow">if</span> ((d->flags & passiveSocket) == 0 || d->status >= accepting)
<a name="l00909"></a>00909 <span class="keywordflow">return</span> -2;
<a name="l00910"></a>00910 <span class="keywordflow">if</span> (d->status < listening)
<a name="l00911"></a>00911 <span class="keywordflow">if</span> (<a class="code" href="classKExtendedSocket.html#ad2c84c8686c5abd247bff0f1c25bbc46" title="Place the socket in listen mode.">listen</a>() < 0)
<a name="l00912"></a>00912 <span class="keywordflow">return</span> -2; <span class="comment">// error!</span>
<a name="l00913"></a>00913
<a name="l00914"></a>00914 <span class="comment">// let's see</span>
<a name="l00915"></a>00915 <span class="comment">// if we have a timeout in place, we have to place this socket in non-blocking</span>
<a name="l00916"></a>00916 <span class="comment">// mode</span>
<a name="l00917"></a>00917 <span class="keywordtype">bool</span> block = <a class="code" href="classKExtendedSocket.html#a5c5f6cd2f9ec9d78ddff48da9e4de95c" title="Returns the current blocking mode for this socket.">blockingMode</a>();
<a name="l00918"></a>00918 <span class="keyword">struct </span>sockaddr sa;
<a name="l00919"></a>00919 ksocklen_t len = <span class="keyword">sizeof</span>(sa);
<a name="l00920"></a>00920 sock = NULL;
<a name="l00921"></a>00921
<a name="l00922"></a>00922 <span class="keywordflow">if</span> (d->timeout.tv_sec > 0 || d->timeout.tv_usec > 0)
<a name="l00923"></a>00923 {
<a name="l00924"></a>00924 fd_set <span class="keyword">set</span>;
<a name="l00925"></a>00925
<a name="l00926"></a>00926 <a class="code" href="classKExtendedSocket.html#a4a27a75c890886c9a3d1e23303bfd6d2" title="Sets/unsets blocking mode for the socket.">setBlockingMode</a>(<span class="keyword">false</span>); <span class="comment">// turn on non-blocking</span>
<a name="l00927"></a>00927 FD_ZERO(&<span class="keyword">set</span>);
<a name="l00928"></a>00928 FD_SET(sockfd, &<span class="keyword">set</span>);
<a name="l00929"></a>00929
<a name="l00930"></a>00930 <span class="comment">//kdDebug(170).form("Accepting on %d with %d.%06d second timeout\n",</span>
<a name="l00931"></a>00931 <span class="comment">// sockfd, d->timeout.tv_sec, d->timeout.tv_usec);</span>
<a name="l00932"></a>00932 <span class="comment">// check if there is anything to accept now</span>
<a name="l00933"></a>00933 <span class="keywordtype">int</span> retval = <a class="code" href="classKSocks.html#a1d2871a732c7ad0f3f0c73d40adee502" title="Return an instance of class KSocks *.">KSocks::self</a>()-><a class="code" href="classKSocks.html#ae054d537b937af84c1e0cb2af3df5478" title="This is the re-implementation of libc's function of the same name.">select</a>(sockfd + 1, &<span class="keyword">set</span>, NULL, NULL, &d->timeout);
<a name="l00934"></a>00934 <span class="keywordflow">if</span> (retval == -1)
<a name="l00935"></a>00935 {
<a name="l00936"></a>00936 <a class="code" href="classKExtendedSocket.html#abf37ab453335e6d1c797d77987602526" title="Sets the error code.">setError</a>(IO_UnspecifiedError, errno);
<a name="l00937"></a>00937 <span class="keywordflow">return</span> -1; <span class="comment">// system error</span>
<a name="l00938"></a>00938 }
<a name="l00939"></a>00939 <span class="keywordflow">else</span> <span class="keywordflow">if</span> (retval == 0 || !FD_ISSET(sockfd, &<span class="keyword">set</span>))
<a name="l00940"></a>00940 {
<a name="l00941"></a>00941 <a class="code" href="classKExtendedSocket.html#abf37ab453335e6d1c797d77987602526" title="Sets the error code.">setError</a>(IO_TimeOutError, 0);
<a name="l00942"></a>00942 <span class="keywordflow">return</span> -3; <span class="comment">// timeout</span>
<a name="l00943"></a>00943 }
<a name="l00944"></a>00944 }
<a name="l00945"></a>00945
<a name="l00946"></a>00946 <span class="comment">// it's common stuff here</span>
<a name="l00947"></a>00947 <span class="keywordtype">int</span> newfd = <a class="code" href="classKSocks.html#a1d2871a732c7ad0f3f0c73d40adee502" title="Return an instance of class KSocks *.">KSocks::self</a>()-><a class="code" href="classKSocks.html#aec5116a4315886d5a40243f10974215d" title="This is the re-implementation of libc's function of the same name.">accept</a>(sockfd, &sa, &len);
<a name="l00948"></a>00948
<a name="l00949"></a>00949 <span class="keywordflow">if</span> (newfd == -1)
<a name="l00950"></a>00950 {
<a name="l00951"></a>00951 <a class="code" href="classKExtendedSocket.html#abf37ab453335e6d1c797d77987602526" title="Sets the error code.">setError</a>(IO_AcceptError, errno);
<a name="l00952"></a>00952 kdWarning(170) << <span class="stringliteral">"Error accepting on socket "</span> << sockfd << <span class="stringliteral">":"</span>
<a name="l00953"></a>00953 << perror << <a class="code" href="group__kdebug.html#ga313d520ed8f8f6b46eeef22cfb3b082a" title="Does nothing.">endl</a>;
<a name="l00954"></a>00954 <span class="keywordflow">return</span> -1;
<a name="l00955"></a>00955 }
<a name="l00956"></a>00956
<a name="l00957"></a>00957 fcntl(newfd, F_SETFD, FD_CLOEXEC);
<a name="l00958"></a>00958
<a name="l00959"></a>00959 <span class="comment">//kdDebug(170).form("Socket %d accepted socket %d\n", sockfd, newfd);</span>
<a name="l00960"></a>00960
<a name="l00961"></a>00961 <a class="code" href="classKExtendedSocket.html#a4a27a75c890886c9a3d1e23303bfd6d2" title="Sets/unsets blocking mode for the socket.">setBlockingMode</a>(block); <span class="comment">// restore blocking mode</span>
<a name="l00962"></a>00962
<a name="l00963"></a>00963 sock = <span class="keyword">new</span> <a class="code" href="classKExtendedSocket.html#ab28e696473105bee2504419e73676da0" title="Creates an empty KExtendedSocket.">KExtendedSocket</a>;
<a name="l00964"></a>00964 sock->d->status = connected;
<a name="l00965"></a>00965 sock->sockfd = newfd;
<a name="l00966"></a>00966 sock-><a class="codeRef" href="qiodevice.html#setFlags">setFlags</a>(IO_Sequential | IO_Raw | IO_ReadWrite | IO_Open | IO_Async);
<a name="l00967"></a>00967 sock-><a class="code" href="classKExtendedSocket.html#ae4eac42697dca088b99a6f8abc2adf83" title="Sets the buffer sizes for this socket.">setBufferSize</a>(0, 0); <span class="comment">// always unbuffered here. User can change that later</span>
<a name="l00968"></a>00968
<a name="l00969"></a>00969 <span class="keywordflow">return</span> 0;
<a name="l00970"></a>00970 }
<a name="l00971"></a>00971
<a name="l00972"></a>00972 <span class="comment">/*</span>
<a name="l00973"></a>00973 <span class="comment"> * tries to connect</span>
<a name="l00974"></a>00974 <span class="comment"> *</span>
<a name="l00975"></a>00975 <span class="comment"> * FIXME!</span>
<a name="l00976"></a>00976 <span class="comment"> * This function is critical path. It has to be cleaned up and made faster</span>
<a name="l00977"></a>00977 <span class="comment"> */</span>
<a name="l00978"></a><a class="code" href="classKExtendedSocket.html#a554a4c4f7288305b5f722ecbf4a952cc">00978</a> <span class="keywordtype">int</span> <a class="code" href="classKExtendedSocket.html#a554a4c4f7288305b5f722ecbf4a952cc" title="Attempts to connect to the remote host.">KExtendedSocket::connect</a>()
<a name="l00979"></a>00979 {
<a name="l00980"></a>00980 cleanError();
<a name="l00981"></a>00981 <span class="keywordflow">if</span> (d->flags & passiveSocket || d->status >= connected)
<a name="l00982"></a>00982 <span class="keywordflow">return</span> -2;
<a name="l00983"></a>00983 <span class="keywordflow">if</span> (d->status < lookupDone)
<a name="l00984"></a>00984 <span class="keywordflow">if</span> (<a class="code" href="classKExtendedSocket.html#a58e78e3b41f2567fd21d355f452d1c19" title="Performs lookup on the addresses we were given before.">lookup</a>() != 0)
<a name="l00985"></a>00985 <span class="keywordflow">return</span> -2;
<a name="l00986"></a>00986
<a name="l00987"></a>00987 timeval end, now;
<a name="l00988"></a>00988 timeval timeout_copy = d->timeout;
<a name="l00989"></a>00989 <span class="comment">// Ok, things are a little tricky here</span>
<a name="l00990"></a>00990 <span class="comment">// Let me explain</span>
<a name="l00991"></a>00991 <span class="comment">// getaddrinfo() will return several different families of sockets</span>
<a name="l00992"></a>00992 <span class="comment">// When we have to bind before we connect, we have to make sure we're binding</span>
<a name="l00993"></a>00993 <span class="comment">// and connecting to the same family, or things won't work</span>
<a name="l00994"></a>00994
<a name="l00995"></a>00995 <a class="code" href="classKNetwork_1_1KResolverResults.html" title="Name and service resolution results.">KResolverResults</a> remote = d->resRemote.results(),
<a name="l00996"></a>00996 local = d->resLocal.results();
<a name="l00997"></a>00997 KResolverResults::const_iterator it, it2;
<a name="l00998"></a>00998 <span class="comment">//kdDebug(170) << "Starting connect to " << host() << '|' << port() </span>
<a name="l00999"></a>00999 <span class="comment">// << ": have " << local.count() << " local entries and "</span>
<a name="l01000"></a>01000 <span class="comment">// << remote.count() << " remote" << endl;</span>
<a name="l01001"></a>01001
<a name="l01002"></a>01002 <span class="keywordtype">int</span> ret = -1;
<a name="l01003"></a>01003 <span class="keywordflow">for</span> (it = remote.<a class="codeRef" href="qvaluelist.html#begin">begin</a>(), it2 = local.begin(); it != remote.<a class="codeRef" href="qvaluelist.html#end">end</a>(); ++it)
<a name="l01004"></a>01004 {
<a name="l01005"></a>01005 <span class="keywordtype">bool</span> doingtimeout = d->timeout.tv_sec > 0 || d->timeout.tv_usec > 0;
<a name="l01006"></a>01006 <span class="keywordflow">if</span> (doingtimeout)
<a name="l01007"></a>01007 {
<a name="l01008"></a>01008 gettimeofday(&end, NULL);
<a name="l01009"></a>01009 end.tv_usec += d->timeout.tv_usec;
<a name="l01010"></a>01010 end.tv_sec += d->timeout.tv_sec;
<a name="l01011"></a>01011 <span class="keywordflow">if</span> (end.tv_usec > 1000*1000)
<a name="l01012"></a>01012 {
<a name="l01013"></a>01013 end.tv_usec -= 1000*1000;
<a name="l01014"></a>01014 end.tv_sec++;
<a name="l01015"></a>01015 }
<a name="l01016"></a>01016 <span class="comment">//kdDebug(170).form("Connection with timeout of %d.%06d seconds (ends in %d.%06d)\n",</span>
<a name="l01017"></a>01017 <span class="comment">// d->timeout.tv_sec, d->timeout.tv_usec, end.tv_sec, end.tv_usec);</span>
<a name="l01018"></a>01018 }
<a name="l01019"></a>01019
<a name="l01020"></a>01020 <span class="comment">//kdDebug(170) << "Trying to connect to " << (*it).address().toString() << endl;</span>
<a name="l01021"></a>01021 <span class="keywordflow">if</span> (it2 != local.end())
<a name="l01022"></a>01022 {
<a name="l01023"></a>01023 <span class="comment">// //kdDebug(170) << "Searching bind socket for family " << p->ai_family << endl;</span>
<a name="l01024"></a>01024 <span class="keywordflow">if</span> ((*it).family() != (*it2).family())
<a name="l01025"></a>01025 <span class="comment">// differing families, scan local for a matching family</span>
<a name="l01026"></a>01026 <span class="keywordflow">for</span> (it2 = local.begin(); it2 != local.end(); ++it2)
<a name="l01027"></a>01027 <span class="keywordflow">if</span> ((*it).family() == (*it2).family())
<a name="l01028"></a>01028 <span class="keywordflow">break</span>;
<a name="l01029"></a>01029
<a name="l01030"></a>01030 <span class="keywordflow">if</span> ((*it).family() != (*it2).family())
<a name="l01031"></a>01031 {
<a name="l01032"></a>01032 <span class="comment">// no matching families for this</span>
<a name="l01033"></a>01033 <span class="comment">//kdDebug(170) << "No matching family for bind socket\n";</span>
<a name="l01034"></a>01034 it2 = local.begin();
<a name="l01035"></a>01035 <span class="keywordflow">continue</span>;
<a name="l01036"></a>01036 }
<a name="l01037"></a>01037
<a name="l01038"></a>01038 <span class="comment">//kdDebug(170) << "Binding on " << (*it2).address().toString() << " before connect" << endl;</span>
<a name="l01039"></a>01039 errno = 0;
<a name="l01040"></a>01040 sockfd = ::socket((*it).family(), (*it).socketType(), (*it).protocol());
<a name="l01041"></a>01041 <a class="code" href="classKExtendedSocket.html#abf37ab453335e6d1c797d77987602526" title="Sets the error code.">setError</a>(IO_ConnectError, errno);
<a name="l01042"></a>01042 <span class="keywordflow">if</span> (sockfd == -1)
<a name="l01043"></a>01043 <span class="keywordflow">continue</span>; <span class="comment">// cannot create this socket</span>
<a name="l01044"></a>01044 fcntl(sockfd, F_SETFD, FD_CLOEXEC);
<a name="l01045"></a>01045 <span class="keywordflow">if</span> (d->addressReusable)
<a name="l01046"></a>01046 <a class="code" href="classKExtendedSocket.html#a2ee140a7380072533a5c2230cd280152" title="Sets/unsets address reusing flag for this socket.">setAddressReusable</a>(sockfd, <span class="keyword">true</span>);
<a name="l01047"></a>01047 <a class="code" href="classKExtendedSocket.html#acfa3fc2df5eb9a9eb118f11b91d7159d" title="Sets/unsets the v6-only flag for IPv6 sockets.">setIPv6Only</a>(d->ipv6only);
<a name="l01048"></a>01048 cleanError();
<a name="l01049"></a>01049 <span class="keywordflow">if</span> (<a class="code" href="classKSocks.html#a1d2871a732c7ad0f3f0c73d40adee502" title="Return an instance of class KSocks *.">KSocks::self</a>()->bind(sockfd, (*it2).address(), (*it2).length()))
<a name="l01050"></a>01050 {
<a name="l01051"></a>01051 <span class="comment">//kdDebug(170) << "Bind failed: " << perror << endl;</span><a class="code" href="classKExtendedSocket.html#ae54c94e90398580eca71e9d288dda7c5" title="Closes the socket."></a>
<a name="l01052"></a>01052 <a class="code" href="classKExtendedSocket.html#ae54c94e90398580eca71e9d288dda7c5" title="Closes the socket."> ::close</a>(sockfd);
<a name="l01053"></a>01053 sockfd = -1;
<a name="l01054"></a>01054 <span class="keywordflow">continue</span>;
<a name="l01055"></a>01055 }
<a name="l01056"></a>01056 }
<a name="l01057"></a>01057 <span class="keywordflow">else</span>
<a name="l01058"></a>01058 {
<a name="l01059"></a>01059 <span class="comment">// no need to bind, just create</span>
<a name="l01060"></a>01060 sockfd = ::socket((*it).family(), (*it).socketType(), (*it).protocol());
<a name="l01061"></a>01061 <span class="keywordflow">if</span> (sockfd == -1)
<a name="l01062"></a>01062 {
<a name="l01063"></a>01063 <a class="code" href="classKExtendedSocket.html#abf37ab453335e6d1c797d77987602526" title="Sets the error code.">setError</a>(IO_ConnectError, errno);
<a name="l01064"></a>01064 <span class="keywordflow">continue</span>;
<a name="l01065"></a>01065 }
<a name="l01066"></a>01066 fcntl(sockfd, F_SETFD, FD_CLOEXEC);
<a name="l01067"></a>01067 <span class="keywordflow">if</span> (d->addressReusable)
<a name="l01068"></a>01068 <a class="code" href="classKExtendedSocket.html#a2ee140a7380072533a5c2230cd280152" title="Sets/unsets address reusing flag for this socket.">setAddressReusable</a>(sockfd, <span class="keyword">true</span>);
<a name="l01069"></a>01069 <a class="code" href="classKExtendedSocket.html#acfa3fc2df5eb9a9eb118f11b91d7159d" title="Sets/unsets the v6-only flag for IPv6 sockets.">setIPv6Only</a>(d->ipv6only);
<a name="l01070"></a>01070 cleanError();
<a name="l01071"></a>01071 }
<a name="l01072"></a>01072
<a name="l01073"></a>01073 <span class="comment">// kdDebug(170) << "Socket " << sockfd << " created" << endl;</span>
<a name="l01074"></a>01074 d->status = created;
<a name="l01075"></a>01075
<a name="l01076"></a>01076 <span class="comment">// check if we have to do timeout</span>
<a name="l01077"></a>01077 <span class="keywordflow">if</span> (doingtimeout && <a class="code" href="classKSocks.html#a1d2871a732c7ad0f3f0c73d40adee502" title="Return an instance of class KSocks *.">KSocks::self</a>()->hasWorkingAsyncConnect())
<a name="l01078"></a>01078 {
<a name="l01079"></a>01079 fd_set rd, wr;
<a name="l01080"></a>01080
<a name="l01081"></a>01081 <a class="code" href="classKExtendedSocket.html#a4a27a75c890886c9a3d1e23303bfd6d2" title="Sets/unsets blocking mode for the socket.">setBlockingMode</a>(<span class="keyword">false</span>);
<a name="l01082"></a>01082
<a name="l01083"></a>01083 <span class="comment">// now try and connect</span>
<a name="l01084"></a>01084 <span class="keywordflow">if</span> (<a class="code" href="classKSocks.html#a1d2871a732c7ad0f3f0c73d40adee502" title="Return an instance of class KSocks *.">KSocks::self</a>()-><a class="code" href="classKExtendedSocket.html#a554a4c4f7288305b5f722ecbf4a952cc" title="Attempts to connect to the remote host.">connect</a>(sockfd, (*it).address(), (*it).length()) == -1)
<a name="l01085"></a>01085 {
<a name="l01086"></a>01086 <span class="comment">// this could be EWOULDBLOCK</span>
<a name="l01087"></a>01087 <span class="keywordflow">if</span> (errno != EWOULDBLOCK && errno != EINPROGRESS)
<a name="l01088"></a>01088 {
<a name="l01089"></a>01089 <span class="comment">//kdDebug(170) << "Socket " << sockfd << " did not connect: " << perror << endl;</span>
<a name="l01090"></a>01090 <a class="code" href="classKExtendedSocket.html#abf37ab453335e6d1c797d77987602526" title="Sets the error code.">setError</a>(IO_ConnectError, errno);<a class="code" href="classKExtendedSocket.html#ae54c94e90398580eca71e9d288dda7c5" title="Closes the socket."></a>
<a name="l01091"></a>01091 <a class="code" href="classKExtendedSocket.html#ae54c94e90398580eca71e9d288dda7c5" title="Closes the socket."> ::close</a>(sockfd);
<a name="l01092"></a>01092 sockfd = -1;
<a name="l01093"></a>01093 <span class="keywordflow">continue</span>; <span class="comment">// nope, another error</span>
<a name="l01094"></a>01094 }
<a name="l01095"></a>01095
<a name="l01096"></a>01096 FD_ZERO(&rd);
<a name="l01097"></a>01097 FD_ZERO(&wr);
<a name="l01098"></a>01098 FD_SET(sockfd, &rd);
<a name="l01099"></a>01099 FD_SET(sockfd, &wr);
<a name="l01100"></a>01100
<a name="l01101"></a>01101 <span class="keywordtype">int</span> retval = <a class="code" href="classKSocks.html#a1d2871a732c7ad0f3f0c73d40adee502" title="Return an instance of class KSocks *.">KSocks::self</a>()-><a class="code" href="classKSocks.html#ae054d537b937af84c1e0cb2af3df5478" title="This is the re-implementation of libc's function of the same name.">select</a>(sockfd + 1, &rd, &wr, NULL, &d->timeout);
<a name="l01102"></a>01102 <span class="keywordflow">if</span> (retval == -1)
<a name="l01103"></a>01103 {
<a name="l01104"></a>01104 <a class="code" href="classKExtendedSocket.html#abf37ab453335e6d1c797d77987602526" title="Sets the error code.">setError</a>(IO_FatalError, errno);
<a name="l01105"></a>01105 <span class="keywordflow">continue</span>; <span class="comment">// system error</span>
<a name="l01106"></a>01106 }
<a name="l01107"></a>01107 <span class="keywordflow">else</span> <span class="keywordflow">if</span> (retval == 0)
<a name="l01108"></a>01108 {<a class="code" href="classKExtendedSocket.html#ae54c94e90398580eca71e9d288dda7c5" title="Closes the socket."></a>
<a name="l01109"></a>01109 <a class="code" href="classKExtendedSocket.html#ae54c94e90398580eca71e9d288dda7c5" title="Closes the socket."> ::close</a>(sockfd);
<a name="l01110"></a>01110 sockfd = -1;
<a name="l01111"></a>01111 <span class="comment">// kdDebug(170) << "Time out while trying to connect to " <<</span>
<a name="l01112"></a>01112 <span class="comment">// (*it).address().toString() << endl;</span>
<a name="l01113"></a>01113 <a class="code" href="classKExtendedSocket.html#abf37ab453335e6d1c797d77987602526" title="Sets the error code.">setError</a>(IO_TimeOutError, 0);
<a name="l01114"></a>01114 ret = -3; <span class="comment">// time out</span>
<a name="l01115"></a>01115
<a name="l01116"></a>01116 d->timeout.tv_usec += timeout_copy.tv_usec;
<a name="l01117"></a>01117 d->timeout.tv_sec += timeout_copy.tv_sec;
<a name="l01118"></a>01118 <span class="keywordflow">if</span> (d->timeout.tv_usec < 0)
<a name="l01119"></a>01119 {
<a name="l01120"></a>01120 d->timeout.tv_usec += 1000*1000;
<a name="l01121"></a>01121 d->timeout.tv_sec--;
<a name="l01122"></a>01122 }
<a name="l01123"></a>01123
<a name="l01124"></a>01124 <span class="keywordflow">continue</span>;
<a name="l01125"></a>01125 }
<a name="l01126"></a>01126
<a name="l01127"></a>01127 <span class="comment">// adjust remaining time</span>
<a name="l01128"></a>01128 gettimeofday(&now, NULL);
<a name="l01129"></a>01129 d->timeout.tv_sec = end.tv_sec - now.tv_sec;
<a name="l01130"></a>01130 d->timeout.tv_usec = end.tv_usec - now.tv_usec;
<a name="l01131"></a>01131 <span class="keywordflow">if</span> (d->timeout.tv_usec < 0)
<a name="l01132"></a>01132 {
<a name="l01133"></a>01133 d->timeout.tv_usec += 1000*1000;
<a name="l01134"></a>01134 d->timeout.tv_sec--;
<a name="l01135"></a>01135 }
<a name="l01136"></a>01136 <span class="comment">// kdDebug(170).form("Socket %d activity; %d.%06d seconds remaining\n",</span>
<a name="l01137"></a>01137 <span class="comment">// sockfd, d->timeout.tv_sec, d->timeout.tv_usec);</span>
<a name="l01138"></a>01138
<a name="l01139"></a>01139 <span class="comment">// this means that an event occurred in the socket</span>
<a name="l01140"></a>01140 <span class="keywordtype">int</span> errcode;
<a name="l01141"></a>01141 socklen_t len = <span class="keyword">sizeof</span>(errcode);
<a name="l01142"></a>01142 retval = getsockopt(sockfd, SOL_SOCKET, SO_ERROR, (<span class="keywordtype">char</span>*)&errcode,
<a name="l01143"></a>01143 &len);
<a name="l01144"></a>01144 <span class="keywordflow">if</span> (retval == -1 || errcode != 0)
<a name="l01145"></a>01145 {
<a name="l01146"></a>01146 <span class="comment">// socket did not connect</span>
<a name="l01147"></a>01147 <span class="comment">//kdDebug(170) << "Socket " << sockfd << " did not connect: "</span>
<a name="l01148"></a>01148 <span class="comment">// << strerror(errcode) << endl;</span><a class="code" href="classKExtendedSocket.html#ae54c94e90398580eca71e9d288dda7c5" title="Closes the socket."></a>
<a name="l01149"></a>01149 <a class="code" href="classKExtendedSocket.html#ae54c94e90398580eca71e9d288dda7c5" title="Closes the socket."> ::close</a>(sockfd);
<a name="l01150"></a>01150 sockfd = -1;
<a name="l01151"></a>01151
<a name="l01152"></a>01152 <span class="comment">// this is HIGHLY UNLIKELY</span>
<a name="l01153"></a>01153 <span class="keywordflow">if</span> (d->timeout.tv_sec == 0 && d->timeout.tv_usec == 0)
<a name="l01154"></a>01154 {
<a name="l01155"></a>01155 d->status = lookupDone;
<a name="l01156"></a>01156 <a class="code" href="classKExtendedSocket.html#abf37ab453335e6d1c797d77987602526" title="Sets the error code.">setError</a>(IO_TimeOutError, 0);
<a name="l01157"></a>01157 <span class="keywordflow">return</span> -3; <span class="comment">// time out</span>
<a name="l01158"></a>01158 }
<a name="l01159"></a>01159
<a name="l01160"></a>01160 <a class="code" href="classKExtendedSocket.html#abf37ab453335e6d1c797d77987602526" title="Sets the error code.">setError</a>(IO_ConnectError, errcode);
<a name="l01161"></a>01161 <span class="keywordflow">continue</span>;
<a name="l01162"></a>01162 }
<a name="l01163"></a>01163 }
<a name="l01164"></a>01164
<a name="l01165"></a>01165 <span class="comment">// getting here means it connected</span>
<a name="l01166"></a>01166 <span class="comment">// setBufferSize() takes care of creating the socket notifiers</span>
<a name="l01167"></a>01167 <a class="code" href="classKExtendedSocket.html#a4a27a75c890886c9a3d1e23303bfd6d2" title="Sets/unsets blocking mode for the socket.">setBlockingMode</a>(<span class="keyword">true</span>);
<a name="l01168"></a>01168 d->status = connected;
<a name="l01169"></a>01169 <a class="codeRef" href="qiodevice.html#setFlags">setFlags</a>(IO_Sequential | IO_Raw | IO_ReadWrite | IO_Open | IO_Async);
<a name="l01170"></a>01170 <a class="code" href="classKExtendedSocket.html#ae4eac42697dca088b99a6f8abc2adf83" title="Sets the buffer sizes for this socket.">setBufferSize</a>(d->flags & inputBufferedSocket ? -1 : 0,
<a name="l01171"></a>01171 d->flags & outputBufferedSocket ? -1 : 0);
<a name="l01172"></a>01172 emit <a class="code" href="classKExtendedSocket.html#a10ec2072505f122b5c7ac8df16257540" title="This signal is emitted whenever we connected asynchronously to a host.">connectionSuccess</a>();
<a name="l01173"></a>01173 <span class="comment">// kdDebug(170) << "Socket " << sockfd << " connected\n";</span>
<a name="l01174"></a>01174 <span class="keywordflow">return</span> 0;
<a name="l01175"></a>01175 }
<a name="l01176"></a>01176 <span class="keywordflow">else</span>
<a name="l01177"></a>01177 {
<a name="l01178"></a>01178 <span class="comment">// without timeouts</span>
<a name="l01179"></a>01179 <span class="keywordflow">if</span> (<a class="code" href="classKSocks.html#a1d2871a732c7ad0f3f0c73d40adee502" title="Return an instance of class KSocks *.">KSocks::self</a>()-><a class="code" href="classKExtendedSocket.html#a554a4c4f7288305b5f722ecbf4a952cc" title="Attempts to connect to the remote host.">connect</a>(sockfd, (*it).address(), (*it).length()) == -1)
<a name="l01180"></a>01180 {
<a name="l01181"></a>01181 <span class="comment">//kdDebug(170) << "Socket " << sockfd << " to " << (*it).address().toString() </span>
<a name="l01182"></a>01182 <span class="comment">// << " did not connect: " << perror << endl;</span>
<a name="l01183"></a>01183 <a class="code" href="classKExtendedSocket.html#abf37ab453335e6d1c797d77987602526" title="Sets the error code.">setError</a>(IO_ConnectError, errno);<a class="code" href="classKExtendedSocket.html#ae54c94e90398580eca71e9d288dda7c5" title="Closes the socket."></a>
<a name="l01184"></a>01184 <a class="code" href="classKExtendedSocket.html#ae54c94e90398580eca71e9d288dda7c5" title="Closes the socket."> ::close</a>(sockfd);
<a name="l01185"></a>01185 sockfd = -1;
<a name="l01186"></a>01186 <span class="keywordflow">continue</span>;
<a name="l01187"></a>01187 }
<a name="l01188"></a>01188
<a name="l01189"></a>01189 d->status = connected;
<a name="l01190"></a>01190 <a class="codeRef" href="qiodevice.html#setFlags">setFlags</a>(IO_Sequential | IO_Raw | IO_ReadWrite | IO_Open | IO_Async);
<a name="l01191"></a>01191 <a class="code" href="classKExtendedSocket.html#ae4eac42697dca088b99a6f8abc2adf83" title="Sets the buffer sizes for this socket.">setBufferSize</a>(d->flags & inputBufferedSocket ? -1 : 0,
<a name="l01192"></a>01192 d->flags & outputBufferedSocket ? -1 : 0);
<a name="l01193"></a>01193 emit <a class="code" href="classKExtendedSocket.html#a10ec2072505f122b5c7ac8df16257540" title="This signal is emitted whenever we connected asynchronously to a host.">connectionSuccess</a>();
<a name="l01194"></a>01194 <span class="comment">// kdDebug(170) << "Socket " << sockfd << " connected\n";</span>
<a name="l01195"></a>01195 <span class="keywordflow">return</span> 0; <span class="comment">// it connected</span>
<a name="l01196"></a>01196 }
<a name="l01197"></a>01197 }
<a name="l01198"></a>01198
<a name="l01199"></a>01199 <span class="comment">// getting here means no socket connected or stuff like that</span>
<a name="l01200"></a>01200 emit <a class="code" href="classKExtendedSocket.html#a3560a42de9318e91b62b1478446cccba" title="This signal is emitted whenever our asynchronous connection attempt failed to all hosts listed...">connectionFailed</a>(d->syserror);
<a name="l01201"></a>01201 <span class="comment">//kdDebug(170) << "Failed to connect\n";</span>
<a name="l01202"></a>01202 <span class="keywordflow">return</span> ret;
<a name="l01203"></a>01203 }
<a name="l01204"></a>01204
<a name="l01205"></a><a class="code" href="classKExtendedSocket.html#a65f2e7a547c3e26629146360e70c57be">01205</a> <span class="keywordtype">int</span> <a class="code" href="classKExtendedSocket.html#a65f2e7a547c3e26629146360e70c57be" title="Starts an asynchronous connect.">KExtendedSocket::startAsyncConnect</a>()
<a name="l01206"></a>01206 {
<a name="l01207"></a>01207 cleanError();
<a name="l01208"></a>01208 <span class="comment">// check status</span>
<a name="l01209"></a>01209 <span class="keywordflow">if</span> (d->status >= connected || d->flags & passiveSocket)
<a name="l01210"></a>01210 <span class="keywordflow">return</span> -2;
<a name="l01211"></a>01211
<a name="l01212"></a>01212 <span class="keywordflow">if</span> (d->status == connecting)
<a name="l01213"></a>01213 <span class="comment">// already on async connect</span>
<a name="l01214"></a>01214 <span class="keywordflow">return</span> 0;
<a name="l01215"></a>01215
<a name="l01216"></a>01216 <span class="comment">// check if we have to do lookup</span>
<a name="l01217"></a>01217 <span class="comment">// if we do, then we'll use asynchronous lookup and use</span>
<a name="l01218"></a>01218 <span class="comment">// signal lookupFinished to do connection</span>
<a name="l01219"></a>01219 <span class="keywordflow">if</span> (d->status < lookupDone)
<a name="l01220"></a>01220 {
<a name="l01221"></a>01221 <a class="code" href="classKExtendedSocket.html#a554a4c4f7288305b5f722ecbf4a952cc" title="Attempts to connect to the remote host.">QObject::connect</a>(<span class="keyword">this</span>, SIGNAL(<a class="code" href="classKExtendedSocket.html#aa205a595b02263d14874282c2d766e86" title="This signal is emitted whenever an asynchronous lookup process is done.">lookupFinished</a>(<span class="keywordtype">int</span>)), <span class="keyword">this</span>, SLOT(startAsyncConnectSlot()));
<a name="l01222"></a>01222 <span class="keywordflow">if</span> (d->status < lookupInProgress)
<a name="l01223"></a>01223 <span class="keywordflow">return</span> <a class="code" href="classKExtendedSocket.html#aed226de2f7c4ab36201679a21ed6fccb" title="Starts an asynchronous lookup for the addresses given.">startAsyncLookup</a>();
<a name="l01224"></a>01224 <span class="keywordflow">else</span>
<a name="l01225"></a>01225 <span class="keywordflow">return</span> 0; <span class="comment">// we still have to wait</span>
<a name="l01226"></a>01226 }
<a name="l01227"></a>01227
<a name="l01228"></a>01228 <span class="comment">// here we have d->status >= lookupDone and <= connecting</span>
<a name="l01229"></a>01229 <span class="comment">// we can do our connection</span>
<a name="l01230"></a>01230 d->status = connecting;
<a name="l01231"></a>01231 <a class="codeRef" href="qguardedptr.html">QGuardedPtr<QObject></a> p = <span class="keyword">this</span>;
<a name="l01232"></a>01232 connectionEvent();
<a name="l01233"></a>01233 <span class="keywordflow">if</span> (!p)
<a name="l01234"></a>01234 <span class="keywordflow">return</span> -1; <span class="comment">// We have been deleted.</span>
<a name="l01235"></a>01235 <span class="keywordflow">if</span> (d->status < connecting)
<a name="l01236"></a>01236 <span class="keywordflow">return</span> -1;
<a name="l01237"></a>01237 <span class="keywordflow">return</span> 0;
<a name="l01238"></a>01238 }
<a name="l01239"></a>01239
<a name="l01240"></a><a class="code" href="classKExtendedSocket.html#a9151e6a0936aab227d26cb32863d5ea2">01240</a> <span class="keywordtype">void</span> <a class="code" href="classKExtendedSocket.html#a9151e6a0936aab227d26cb32863d5ea2" title="Cancels any on-going asynchronous connection attempt.">KExtendedSocket::cancelAsyncConnect</a>()
<a name="l01241"></a>01241 {
<a name="l01242"></a>01242 <span class="keywordflow">if</span> (d->status != connecting)
<a name="l01243"></a>01243 <span class="keywordflow">return</span>;
<a name="l01244"></a>01244
<a name="l01245"></a>01245 <span class="keywordflow">if</span> (sockfd != -1)
<a name="l01246"></a>01246 {
<a name="l01247"></a>01247 <span class="comment">// we have a waiting connection</span>
<a name="l01248"></a>01248 <span class="keywordflow">if</span> (d->qsnIn)
<a name="l01249"></a>01249 <span class="keyword">delete</span> d->qsnIn;
<a name="l01250"></a>01250 <span class="keywordflow">if</span> (d->qsnOut)
<a name="l01251"></a>01251 <span class="keyword">delete</span> d->qsnOut;
<a name="l01252"></a>01252 d->qsnIn = d->qsnOut = NULL;<a class="code" href="classKExtendedSocket.html#ae54c94e90398580eca71e9d288dda7c5" title="Closes the socket."></a>
<a name="l01253"></a>01253 <a class="code" href="classKExtendedSocket.html#ae54c94e90398580eca71e9d288dda7c5" title="Closes the socket."></a>
<a name="l01254"></a>01254 <a class="code" href="classKExtendedSocket.html#ae54c94e90398580eca71e9d288dda7c5" title="Closes the socket."> ::close</a>(sockfd);
<a name="l01255"></a>01255 sockfd = -1;
<a name="l01256"></a>01256 }
<a name="l01257"></a>01257 d->status = lookupDone;
<a name="l01258"></a>01258 }
<a name="l01259"></a>01259
<a name="l01260"></a><a class="code" href="classKExtendedSocket.html#a614dfbc87b0cb755eaf961ed53a79779">01260</a> <span class="keywordtype">bool</span> <a class="code" href="classKExtendedSocket.html#a614dfbc87b0cb755eaf961ed53a79779" title="Implementation of QIODevice::open() pure virtual function.">KExtendedSocket::open</a>(<span class="keywordtype">int</span> mode)
<a name="l01261"></a>01261 {
<a name="l01262"></a>01262 <span class="keywordflow">if</span> (mode != IO_Raw | IO_ReadWrite)
<a name="l01263"></a>01263 <span class="keywordflow">return</span> <span class="keyword">false</span>; <span class="comment">// invalid open mode</span>
<a name="l01264"></a>01264
<a name="l01265"></a>01265 <span class="keywordflow">if</span> (d->flags & passiveSocket)
<a name="l01266"></a>01266 <span class="keywordflow">return</span> <a class="code" href="classKExtendedSocket.html#ad2c84c8686c5abd247bff0f1c25bbc46" title="Place the socket in listen mode.">listen</a>() == 0;
<a name="l01267"></a>01267 <span class="keywordflow">else</span> <span class="keywordflow">if</span> (d->status < connecting)
<a name="l01268"></a>01268 <span class="keywordflow">return</span> <a class="code" href="classKExtendedSocket.html#a554a4c4f7288305b5f722ecbf4a952cc" title="Attempts to connect to the remote host.">connect</a>() == 0;
<a name="l01269"></a>01269 <span class="keywordflow">else</span>
<a name="l01270"></a>01270 <span class="keywordflow">return</span> <span class="keyword">false</span>;
<a name="l01271"></a>01271 }
<a name="l01272"></a>01272
<a name="l01273"></a><a class="code" href="classKExtendedSocket.html#ae54c94e90398580eca71e9d288dda7c5">01273</a> <span class="keywordtype">void</span> <a class="code" href="classKExtendedSocket.html#ae54c94e90398580eca71e9d288dda7c5" title="Closes the socket.">KExtendedSocket::close</a>()
<a name="l01274"></a>01274 {
<a name="l01275"></a>01275 <span class="keywordflow">if</span> (sockfd == -1 || d->status >= closing)
<a name="l01276"></a>01276 <span class="keywordflow">return</span>; <span class="comment">// nothing to close</span>
<a name="l01277"></a>01277
<a name="l01278"></a>01278 <span class="comment">// LOCK BUFFER MUTEX</span>
<a name="l01279"></a>01279 <span class="keywordflow">if</span> (d->flags & outputBufferedSocket && <a class="code" href="classKBufferedIO.html#aca27da5f07f5a4cf0a868fb92f9a6a89" title="Returns the number of bytes in the write buffer.">writeBufferSize</a>() > 0)
<a name="l01280"></a>01280 {
<a name="l01281"></a>01281 <span class="comment">// write buffer not empty, go into closing state</span>
<a name="l01282"></a>01282 d->status = closing;
<a name="l01283"></a>01283 <span class="keywordflow">if</span> (d->qsnIn)
<a name="l01284"></a>01284 <span class="keyword">delete</span> d->qsnIn;
<a name="l01285"></a>01285 d->qsnIn = NULL;
<a name="l01286"></a>01286 <span class="comment">// we keep the outgoing socket notifier because we want</span>
<a name="l01287"></a>01287 <span class="comment">// to send data, but not receive</span>
<a name="l01288"></a>01288 }
<a name="l01289"></a>01289 <span class="keywordflow">else</span>
<a name="l01290"></a>01290 {
<a name="l01291"></a>01291 <span class="comment">// nope, write buffer is empty</span>
<a name="l01292"></a>01292 <span class="comment">// we can close now</span>
<a name="l01293"></a>01293 <span class="keywordflow">if</span> (d->qsnIn)
<a name="l01294"></a>01294 <span class="keyword">delete</span> d->qsnIn;
<a name="l01295"></a>01295 <span class="keywordflow">if</span> (d->qsnOut)
<a name="l01296"></a>01296 <span class="keyword">delete</span> d->qsnOut;
<a name="l01297"></a>01297 d->qsnIn = d->qsnOut = NULL;<a class="code" href="classKExtendedSocket.html#ae54c94e90398580eca71e9d288dda7c5" title="Closes the socket."></a>
<a name="l01298"></a>01298 <a class="code" href="classKExtendedSocket.html#ae54c94e90398580eca71e9d288dda7c5" title="Closes the socket."></a>
<a name="l01299"></a>01299 <a class="code" href="classKExtendedSocket.html#ae54c94e90398580eca71e9d288dda7c5" title="Closes the socket."> ::close</a>(sockfd);
<a name="l01300"></a>01300 d->status = done;
<a name="l01301"></a>01301 emit <a class="code" href="classKBufferedIO.html#a58afe6a5d2c2b18b2bdd617b6683101f" title="This signal gets sent when the stream is closed.">closed</a>(<a class="code" href="classKBufferedIO.html#a688b7dbc73b9f7e40728b54d9e8c54c2" title="Returns the number of bytes in the read buffer.">readBufferSize</a>() != 0 ? availRead : 0);
<a name="l01302"></a>01302 }
<a name="l01303"></a>01303 <span class="comment">// UNLOCK BUFFER MUTEX</span>
<a name="l01304"></a>01304 }
<a name="l01305"></a>01305
<a name="l01306"></a>01306
<a name="l01307"></a><a class="code" href="classKExtendedSocket.html#aaa8aa193d1e4ad2aca3cae5bdcb5c8b4">01307</a> <span class="keywordtype">void</span> <a class="code" href="classKExtendedSocket.html#aaa8aa193d1e4ad2aca3cae5bdcb5c8b4" title="Closes the socket now, discarding the contents of the write buffer, if any.">KExtendedSocket::closeNow</a>()
<a name="l01308"></a>01308 {
<a name="l01309"></a>01309 <span class="keywordflow">if</span> (d->status >= done)
<a name="l01310"></a>01310 <span class="keywordflow">return</span>; <span class="comment">// nothing to close</span>
<a name="l01311"></a>01311
<a name="l01312"></a>01312 <span class="comment">// close the socket</span>
<a name="l01313"></a>01313 <span class="keyword">delete</span> d->qsnIn;
<a name="l01314"></a>01314 <span class="keyword">delete</span> d->qsnOut;
<a name="l01315"></a>01315 d->qsnIn = d->qsnOut = NULL;
<a name="l01316"></a>01316
<a name="l01317"></a>01317 <span class="keywordflow">if</span> (d->status > connecting && sockfd != -1)
<a name="l01318"></a>01318 {<a class="code" href="classKExtendedSocket.html#ae54c94e90398580eca71e9d288dda7c5" title="Closes the socket."></a>
<a name="l01319"></a>01319 <a class="code" href="classKExtendedSocket.html#ae54c94e90398580eca71e9d288dda7c5" title="Closes the socket."> ::close</a>(sockfd);
<a name="l01320"></a>01320 sockfd = -1;
<a name="l01321"></a>01321 }
<a name="l01322"></a>01322 <span class="keywordflow">else</span> <span class="keywordflow">if</span> (d->status == connecting)
<a name="l01323"></a>01323 <a class="code" href="classKExtendedSocket.html#a9151e6a0936aab227d26cb32863d5ea2" title="Cancels any on-going asynchronous connection attempt.">cancelAsyncConnect</a>();
<a name="l01324"></a>01324 <span class="keywordflow">else</span> <span class="keywordflow">if</span> (d->status == lookupInProgress)
<a name="l01325"></a>01325 <a class="code" href="classKExtendedSocket.html#a7c8bc0e38906b9c4e36c37a28a6ae0a0" title="Cancels any on-going asynchronous lookups.">cancelAsyncLookup</a>();
<a name="l01326"></a>01326
<a name="l01327"></a>01327 d->status = done;
<a name="l01328"></a>01328
<a name="l01329"></a>01329 emit <a class="code" href="classKBufferedIO.html#a58afe6a5d2c2b18b2bdd617b6683101f" title="This signal gets sent when the stream is closed.">closed</a>(closedNow |
<a name="l01330"></a>01330 (<a class="code" href="classKBufferedIO.html#a688b7dbc73b9f7e40728b54d9e8c54c2" title="Returns the number of bytes in the read buffer.">readBufferSize</a>() != 0 ? availRead : 0) |
<a name="l01331"></a>01331 (<a class="code" href="classKBufferedIO.html#aca27da5f07f5a4cf0a868fb92f9a6a89" title="Returns the number of bytes in the write buffer.">writeBufferSize</a>() != 0 ? dirtyWrite : 0));
<a name="l01332"></a>01332 }
<a name="l01333"></a>01333
<a name="l01334"></a><a class="code" href="classKExtendedSocket.html#a37b88c2a07c09354e8dbea7156265631">01334</a> <span class="keywordtype">void</span> <a class="code" href="classKExtendedSocket.html#a37b88c2a07c09354e8dbea7156265631" title="Releases the socket and anything we have holding on it.">KExtendedSocket::release</a>()
<a name="l01335"></a>01335 {
<a name="l01336"></a>01336 <span class="comment">// release our hold on the socket</span>
<a name="l01337"></a>01337 sockfd = -1;
<a name="l01338"></a>01338 d->status = done;
<a name="l01339"></a>01339
<a name="l01340"></a>01340 d->resRemote.cancel(<span class="keyword">false</span>);
<a name="l01341"></a>01341 d->resLocal.cancel(<span class="keyword">false</span>);
<a name="l01342"></a>01342
<a name="l01343"></a>01343 <span class="keywordflow">if</span> (d->local != NULL)
<a name="l01344"></a>01344 <span class="keyword">delete</span> d->local;
<a name="l01345"></a>01345 <span class="keywordflow">if</span> (d->peer != NULL)
<a name="l01346"></a>01346 <span class="keyword">delete</span> d->peer;
<a name="l01347"></a>01347
<a name="l01348"></a>01348 d->peer = d->local = NULL;
<a name="l01349"></a>01349
<a name="l01350"></a>01350 <span class="keywordflow">if</span> (d->qsnIn != NULL)
<a name="l01351"></a>01351 <span class="keyword">delete</span> d->qsnIn;
<a name="l01352"></a>01352 <span class="keywordflow">if</span> (d->qsnOut != NULL)
<a name="l01353"></a>01353 <span class="keyword">delete</span> d->qsnOut;
<a name="l01354"></a>01354
<a name="l01355"></a>01355 d->qsnIn = d->qsnOut = NULL;
<a name="l01356"></a>01356
<a name="l01357"></a>01357 <span class="comment">// now that the socket notificators are done with, we can flush out the buffers</span>
<a name="l01358"></a>01358 <a class="code" href="classKBufferedIO.html#aabb1c8d6218cc4ae515e8b4f4ac22916" title="Consumes data from the input buffer.">consumeReadBuffer</a>(<a class="code" href="classKBufferedIO.html#a688b7dbc73b9f7e40728b54d9e8c54c2" title="Returns the number of bytes in the read buffer.">readBufferSize</a>(), NULL, <span class="keyword">true</span>);
<a name="l01359"></a>01359 <a class="code" href="classKBufferedIO.html#a0f3b7fa0af95441473235f23a8a12706" title="Consumes data from the output buffer.">consumeWriteBuffer</a>(<a class="code" href="classKBufferedIO.html#aca27da5f07f5a4cf0a868fb92f9a6a89" title="Returns the number of bytes in the write buffer.">writeBufferSize</a>());
<a name="l01360"></a>01360
<a name="l01361"></a>01361 <span class="comment">// don't delete d</span>
<a name="l01362"></a>01362 <span class="comment">// leave that for the destructor</span>
<a name="l01363"></a>01363 }
<a name="l01364"></a>01364
<a name="l01365"></a><a class="code" href="classKExtendedSocket.html#aaf6ee3f1bcd5678286afef1ccdf2161a">01365</a> <span class="keywordtype">void</span> <a class="code" href="classKExtendedSocket.html#aaf6ee3f1bcd5678286afef1ccdf2161a" title="Flushes the socket buffer.">KExtendedSocket::flush</a>()
<a name="l01366"></a>01366 {
<a name="l01367"></a>01367 cleanError();
<a name="l01368"></a>01368 <span class="keywordflow">if</span> (d->status < connected || d->status >= done || d->flags & passiveSocket)
<a name="l01369"></a>01369 <span class="keywordflow">return</span>;
<a name="l01370"></a>01370
<a name="l01371"></a>01371 <span class="keywordflow">if</span> (sockfd == -1)
<a name="l01372"></a>01372 <span class="keywordflow">return</span>;
<a name="l01373"></a>01373
<a name="l01374"></a>01374 <span class="keywordflow">if</span> ((d->flags & outputBufferedSocket) == 0)
<a name="l01375"></a>01375 <span class="keywordflow">return</span>; <span class="comment">// nothing to do</span>
<a name="l01376"></a>01376
<a name="l01377"></a>01377 <span class="comment">// LOCK MUTEX</span>
<a name="l01378"></a>01378
<a name="l01379"></a>01379 <span class="keywordtype">unsigned</span> written = 0;
<a name="l01380"></a>01380 <span class="keywordtype">unsigned</span> offset = <a class="code" href="classKBufferedIO.html#a2c769a786a9b4d3c8f2ee013452e8603" title="Offset into first output buffer.">outBufIndex</a>; <span class="comment">// this happens only for the first</span>
<a name="l01381"></a>01381 <span class="keywordflow">while</span> (<a class="code" href="classKBufferedIO.html#aca27da5f07f5a4cf0a868fb92f9a6a89" title="Returns the number of bytes in the write buffer.">writeBufferSize</a>() - written > 0)
<a name="l01382"></a>01382 {
<a name="l01383"></a>01383 <span class="comment">// we have to write each output buffer in outBuf</span>
<a name="l01384"></a>01384 <span class="comment">// but since we can have several very small buffers, we can make things</span>
<a name="l01385"></a>01385 <span class="comment">// better by concatenating a few of them into a big buffer</span>
<a name="l01386"></a>01386 <span class="comment">// question is: how big should that buffer be? 16 kB should be enough</span>
<a name="l01387"></a>01387
<a name="l01388"></a>01388 <a class="codeRef" href="qbytearray.html">QByteArray</a> buf(16384);
<a name="l01389"></a>01389 <a class="codeRef" href="qbytearray.html">QByteArray</a> *a = <a class="code" href="classKBufferedIO.html#aa0a1ea991ea6859b24c95cfc40dedd8e" title="For an explanation on how this buffer work, please refer to the comments at the top of kbufferedio...">outBuf</a>.<a class="codeRef" href="qptrlist.html#first">first</a>();
<a name="l01390"></a>01390 <span class="keywordtype">unsigned</span> count = 0;
<a name="l01391"></a>01391
<a name="l01392"></a>01392 <span class="keywordflow">while</span> (a && count + (a->size() - offset) <= buf.size())
<a name="l01393"></a>01393 {
<a name="l01394"></a>01394 memcpy(buf.data() + count, a->data() + offset, a->size() - offset);
<a name="l01395"></a>01395 count += a->size() - offset;
<a name="l01396"></a>01396 offset = 0;
<a name="l01397"></a>01397 a = <a class="code" href="classKBufferedIO.html#aa0a1ea991ea6859b24c95cfc40dedd8e" title="For an explanation on how this buffer work, please refer to the comments at the top of kbufferedio...">outBuf</a>.<a class="codeRef" href="qptrlist.html#next">next</a>();
<a name="l01398"></a>01398 }
<a name="l01399"></a>01399
<a name="l01400"></a>01400 <span class="comment">// see if we can still fit more</span>
<a name="l01401"></a>01401 <span class="keywordflow">if</span> (a && count < buf.size())
<a name="l01402"></a>01402 {
<a name="l01403"></a>01403 <span class="comment">// getting here means this buffer (a) is larger than</span>
<a name="l01404"></a>01404 <span class="comment">// (buf.size() - count) (even for count == 0).</span>
<a name="l01405"></a>01405 memcpy(buf.data() + count, a->data() + offset, buf.size() - count);
<a name="l01406"></a>01406 offset += buf.size() - count;
<a name="l01407"></a>01407 count = buf.size();
<a name="l01408"></a>01408 }
<a name="l01409"></a>01409
<a name="l01410"></a>01410 <span class="comment">// now try to write those bytes</span>
<a name="l01411"></a>01411 <span class="keywordtype">int</span> wrote = <a class="code" href="classKSocks.html#a1d2871a732c7ad0f3f0c73d40adee502" title="Return an instance of class KSocks *.">KSocks::self</a>()-><a class="code" href="classKSocks.html#a1cb7edc76f2ae5184a666814bb644d65" title="This is the re-implementation of libc's function of the same name.">write</a>(sockfd, buf, count);
<a name="l01412"></a>01412
<a name="l01413"></a>01413 <span class="keywordflow">if</span> (wrote == -1)
<a name="l01414"></a>01414 {
<a name="l01415"></a>01415 <span class="comment">// could be EAGAIN (EWOULDBLOCK)</span>
<a name="l01416"></a>01416 <a class="code" href="classKExtendedSocket.html#abf37ab453335e6d1c797d77987602526" title="Sets the error code.">setError</a>(IO_WriteError, errno);
<a name="l01417"></a>01417 <span class="keywordflow">break</span>;
<a name="l01418"></a>01418 }
<a name="l01419"></a>01419 written += wrote;
<a name="l01420"></a>01420
<a name="l01421"></a>01421 <span class="keywordflow">if</span> ((<span class="keywordtype">unsigned</span>)wrote != count)
<a name="l01422"></a>01422 <span class="keywordflow">break</span>;
<a name="l01423"></a>01423 }
<a name="l01424"></a>01424 <span class="keywordflow">if</span> (written)
<a name="l01425"></a>01425 {
<a name="l01426"></a>01426 <a class="code" href="classKBufferedIO.html#a0f3b7fa0af95441473235f23a8a12706" title="Consumes data from the output buffer.">consumeWriteBuffer</a>(written);
<a name="l01427"></a>01427 emit <a class="code" href="classKBufferedIO.html#a75a58d58207fb5c0def3671282cfbca9" title="This signal gets sent whenever bytes are written from the buffer.">bytesWritten</a>(written);
<a name="l01428"></a>01428 }
<a name="l01429"></a>01429
<a name="l01430"></a>01430 <span class="comment">// UNLOCK MUTEX</span>
<a name="l01431"></a>01431 }
<a name="l01432"></a>01432
<a name="l01433"></a>01433
<a name="l01434"></a><a class="code" href="classKExtendedSocket.html#a6a005f748384b0ebb918959a803a04bd">01434</a> Q_LONG <a class="code" href="classKExtendedSocket.html#a6a005f748384b0ebb918959a803a04bd" title="Reads a block of data from the socket.">KExtendedSocket::readBlock</a>(<span class="keywordtype">char</span> *data, Q_ULONG maxlen)
<a name="l01435"></a>01435 {
<a name="l01436"></a>01436 cleanError();
<a name="l01437"></a>01437 <span class="keywordflow">if</span> (d->status < connected || d->flags & passiveSocket)
<a name="l01438"></a>01438 <span class="keywordflow">return</span> -2;
<a name="l01439"></a>01439
<a name="l01440"></a>01440 <span class="keywordtype">int</span> retval;
<a name="l01441"></a>01441
<a name="l01442"></a>01442 <span class="keywordflow">if</span> ((d->flags & inputBufferedSocket) == 0)
<a name="l01443"></a>01443 {
<a name="l01444"></a>01444 <span class="comment">// we aren't buffering this socket, so just pass along</span>
<a name="l01445"></a>01445 <span class="comment">// the call to the real read method</span>
<a name="l01446"></a>01446
<a name="l01447"></a>01447 <span class="keywordflow">if</span> (sockfd == -1)
<a name="l01448"></a>01448 <span class="keywordflow">return</span> -2;
<a name="l01449"></a>01449 <span class="keywordflow">if</span> (data)
<a name="l01450"></a>01450 retval = <a class="code" href="classKSocks.html#a1d2871a732c7ad0f3f0c73d40adee502" title="Return an instance of class KSocks *.">KSocks::self</a>()-><a class="code" href="classKSocks.html#a869367f9d6073bc0b1d93af177a0f48b" title="This is the re-implementation of libc's function of the same name.">read</a>(sockfd, data, maxlen);
<a name="l01451"></a>01451 <span class="keywordflow">else</span>
<a name="l01452"></a>01452 retval = skipData(sockfd, maxlen);
<a name="l01453"></a>01453 <span class="keywordflow">if</span> (retval == -1)
<a name="l01454"></a>01454 <a class="code" href="classKExtendedSocket.html#abf37ab453335e6d1c797d77987602526" title="Sets the error code.">setError</a>(IO_ReadError, errno);
<a name="l01455"></a>01455 }
<a name="l01456"></a>01456 <span class="keywordflow">else</span>
<a name="l01457"></a>01457 {
<a name="l01458"></a>01458 <span class="comment">// this socket is being buffered. So read from the buffer</span>
<a name="l01459"></a>01459
<a name="l01460"></a>01460 <span class="comment">// LOCK BUFFER MUTEX</span>
<a name="l01461"></a>01461
<a name="l01462"></a>01462 retval = <a class="code" href="classKBufferedIO.html#aabb1c8d6218cc4ae515e8b4f4ac22916" title="Consumes data from the input buffer.">consumeReadBuffer</a>(maxlen, data);
<a name="l01463"></a>01463 <span class="keywordflow">if</span> (retval == 0)
<a name="l01464"></a>01464 {
<a name="l01465"></a>01465 <span class="comment">// consumeReadBuffer returns 0 only if the buffer is</span>
<a name="l01466"></a>01466 <span class="comment">// empty</span>
<a name="l01467"></a>01467 <span class="keywordflow">if</span> (sockfd == -1)
<a name="l01468"></a>01468 <span class="keywordflow">return</span> 0; <span class="comment">// buffer is clear now, indicate EOF</span>
<a name="l01469"></a>01469 <a class="code" href="classKExtendedSocket.html#abf37ab453335e6d1c797d77987602526" title="Sets the error code.">setError</a>(IO_ReadError, EWOULDBLOCK);
<a name="l01470"></a>01470 retval = -1;
<a name="l01471"></a>01471 }
<a name="l01472"></a>01472
<a name="l01473"></a>01473 <span class="comment">// UNLOCK BUFFER MUTEX</span>
<a name="l01474"></a>01474
<a name="l01475"></a>01475 }
<a name="l01476"></a>01476 <span class="keywordflow">return</span> retval;
<a name="l01477"></a>01477 }
<a name="l01478"></a>01478
<a name="l01479"></a><a class="code" href="classKExtendedSocket.html#a7e47772fd24e519ac1a570fbfb85f2ef">01479</a> Q_LONG <a class="code" href="classKExtendedSocket.html#a7e47772fd24e519ac1a570fbfb85f2ef" title="Writes a block of data to the socket.">KExtendedSocket::writeBlock</a>(<span class="keyword">const</span> <span class="keywordtype">char</span> *data, Q_ULONG len)
<a name="l01480"></a>01480 {
<a name="l01481"></a>01481 cleanError();
<a name="l01482"></a>01482 <span class="keywordflow">if</span> (d->status < connected || d->status >= closing || d->flags & passiveSocket)
<a name="l01483"></a>01483 <span class="keywordflow">return</span> -2;
<a name="l01484"></a>01484 <span class="keywordflow">if</span> (sockfd == -1)
<a name="l01485"></a>01485 <span class="keywordflow">return</span> -2;
<a name="l01486"></a>01486
<a name="l01487"></a>01487 <span class="keywordflow">if</span> (len == 0)
<a name="l01488"></a>01488 <span class="keywordflow">return</span> 0; <span class="comment">// what's to write?</span>
<a name="l01489"></a>01489
<a name="l01490"></a>01490 <span class="keywordtype">int</span> retval;
<a name="l01491"></a>01491
<a name="l01492"></a>01492 <span class="keywordflow">if</span> ((d->flags & outputBufferedSocket) == 0)
<a name="l01493"></a>01493 {
<a name="l01494"></a>01494 <span class="comment">// socket not buffered. Just call write</span>
<a name="l01495"></a>01495 retval = <a class="code" href="classKSocks.html#a1d2871a732c7ad0f3f0c73d40adee502" title="Return an instance of class KSocks *.">KSocks::self</a>()-><a class="code" href="classKSocks.html#a1cb7edc76f2ae5184a666814bb644d65" title="This is the re-implementation of libc's function of the same name.">write</a>(sockfd, data, len);
<a name="l01496"></a>01496 <span class="keywordflow">if</span> (retval == -1)
<a name="l01497"></a>01497 <a class="code" href="classKExtendedSocket.html#abf37ab453335e6d1c797d77987602526" title="Sets the error code.">setError</a>(IO_WriteError, errno);
<a name="l01498"></a>01498 <span class="keywordflow">else</span>
<a name="l01499"></a>01499 emit <a class="code" href="classKBufferedIO.html#a75a58d58207fb5c0def3671282cfbca9" title="This signal gets sent whenever bytes are written from the buffer.">bytesWritten</a>(retval);
<a name="l01500"></a>01500 }
<a name="l01501"></a>01501 <span class="keywordflow">else</span>
<a name="l01502"></a>01502 {
<a name="l01503"></a>01503 <span class="comment">// socket is buffered. Feed the write buffer</span>
<a name="l01504"></a>01504
<a name="l01505"></a>01505 <span class="comment">// LOCK BUFFER MUTEX</span>
<a name="l01506"></a>01506
<a name="l01507"></a>01507 <span class="keyword">register</span> <span class="keywordtype">unsigned</span> wsize = <a class="code" href="classKBufferedIO.html#aca27da5f07f5a4cf0a868fb92f9a6a89" title="Returns the number of bytes in the write buffer.">writeBufferSize</a>();
<a name="l01508"></a>01508 <span class="keywordflow">if</span> (d->outMaxSize == (<span class="keywordtype">int</span>)wsize) <span class="comment">// (int) to get rid of annoying warning</span>
<a name="l01509"></a>01509 {
<a name="l01510"></a>01510 <span class="comment">// buffer is full!</span>
<a name="l01511"></a>01511 <a class="code" href="classKExtendedSocket.html#abf37ab453335e6d1c797d77987602526" title="Sets the error code.">setError</a>(IO_WriteError, EWOULDBLOCK);
<a name="l01512"></a>01512 retval = -1;
<a name="l01513"></a>01513 }
<a name="l01514"></a>01514 <span class="keywordflow">else</span>
<a name="l01515"></a>01515 {
<a name="l01516"></a>01516 <span class="keywordflow">if</span> (d->outMaxSize != -1 && wsize + len > (<span class="keywordtype">unsigned</span>)d->outMaxSize)
<a name="l01517"></a>01517 <span class="comment">// we cannot write all data. Write just as much as to fill the buffer</span>
<a name="l01518"></a>01518 len = d->outMaxSize - wsize;
<a name="l01519"></a>01519
<a name="l01520"></a>01520 <span class="comment">// len > 0 here</span>
<a name="l01521"></a>01521 retval = <a class="code" href="classKBufferedIO.html#ac59c203678f4ff0c0f39bd4c50f12ba2" title="Feeds data into the output buffer.">feedWriteBuffer</a>(len, data);
<a name="l01522"></a>01522 <span class="keywordflow">if</span> (wsize == 0 || d->emitWrite)
<a name="l01523"></a>01523 <span class="comment">// buffer was empty, which means that the notifier is probably disabled</span>
<a name="l01524"></a>01524 d->qsnOut->setEnabled(<span class="keyword">true</span>);
<a name="l01525"></a>01525 }
<a name="l01526"></a>01526
<a name="l01527"></a>01527 <span class="comment">// UNLOCK BUFFER MUTEX</span>
<a name="l01528"></a>01528 }
<a name="l01529"></a>01529
<a name="l01530"></a>01530 <span class="keywordflow">return</span> retval;
<a name="l01531"></a>01531 }
<a name="l01532"></a>01532
<a name="l01533"></a><a class="code" href="classKExtendedSocket.html#a2216569e363d7803ed8739250606b65c">01533</a> <span class="keywordtype">int</span> <a class="code" href="classKExtendedSocket.html#a2216569e363d7803ed8739250606b65c" title="Peeks at a block of data from the socket.">KExtendedSocket::peekBlock</a>(<span class="keywordtype">char</span> *data, uint maxlen)
<a name="l01534"></a>01534 {
<a name="l01535"></a>01535 <span class="keywordflow">if</span> (d->status < connected || d->flags & passiveSocket)
<a name="l01536"></a>01536 <span class="keywordflow">return</span> -2;
<a name="l01537"></a>01537 <span class="keywordflow">if</span> (sockfd == -1)
<a name="l01538"></a>01538 <span class="keywordflow">return</span> -2;
<a name="l01539"></a>01539
<a name="l01540"></a>01540 <span class="comment">// need to LOCK MUTEX around this call...</span>
<a name="l01541"></a>01541
<a name="l01542"></a>01542 <span class="keywordflow">if</span> (d->flags & inputBufferedSocket)
<a name="l01543"></a>01543 <span class="keywordflow">return</span> <a class="code" href="classKBufferedIO.html#aabb1c8d6218cc4ae515e8b4f4ac22916" title="Consumes data from the input buffer.">consumeReadBuffer</a>(maxlen, data, <span class="keyword">false</span>);
<a name="l01544"></a>01544
<a name="l01545"></a>01545 <span class="keywordflow">return</span> 0;
<a name="l01546"></a>01546 }
<a name="l01547"></a>01547
<a name="l01548"></a><a class="code" href="classKExtendedSocket.html#aab4226b508e353c8d19afe569c43b803">01548</a> <span class="keywordtype">int</span> <a class="code" href="classKExtendedSocket.html#aab4226b508e353c8d19afe569c43b803" title="Reimplementation of unreadBlock() method.">KExtendedSocket::unreadBlock</a>(<span class="keyword">const</span> <span class="keywordtype">char</span> *, uint)
<a name="l01549"></a>01549 {
<a name="l01550"></a>01550 <span class="comment">// Always return -1, indicating this is not supported</span>
<a name="l01551"></a>01551 <a class="code" href="classKExtendedSocket.html#abf37ab453335e6d1c797d77987602526" title="Sets the error code.">setError</a>(IO_ReadError, ENOSYS);
<a name="l01552"></a>01552 <span class="keywordflow">return</span> -1;
<a name="l01553"></a>01553 }
<a name="l01554"></a>01554
<a name="l01555"></a><a class="code" href="classKExtendedSocket.html#a9b6f459c33e1c1b60bf5f4a496b92726">01555</a> <span class="keywordtype">int</span> <a class="code" href="classKExtendedSocket.html#a9b6f459c33e1c1b60bf5f4a496b92726" title="Returns the number of available bytes yet to be read via readBlock and family of functions.">KExtendedSocket::bytesAvailable</a>()<span class="keyword"> const</span>
<a name="l01556"></a>01556 <span class="keyword"></span>{
<a name="l01557"></a>01557 <span class="keywordflow">if</span> (d->status < connected || d->flags & passiveSocket)
<a name="l01558"></a>01558 <span class="keywordflow">return</span> -2;
<a name="l01559"></a>01559
<a name="l01560"></a>01560 <span class="comment">// as of now, we don't do any extra processing</span>
<a name="l01561"></a>01561 <span class="comment">// we only work in input-buffered sockets</span>
<a name="l01562"></a>01562 <span class="keywordflow">if</span> (d->flags & inputBufferedSocket)
<a name="l01563"></a>01563 <span class="keywordflow">return</span> <a class="code" href="classKExtendedSocket.html#a9b6f459c33e1c1b60bf5f4a496b92726" title="Returns the number of available bytes yet to be read via readBlock and family of functions.">KBufferedIO::bytesAvailable</a>();
<a name="l01564"></a>01564
<a name="l01565"></a>01565 <span class="keywordflow">return</span> 0; <span class="comment">// TODO: FIONREAD ioctl</span>
<a name="l01566"></a>01566 }
<a name="l01567"></a>01567
<a name="l01568"></a><a class="code" href="classKExtendedSocket.html#a32f12f4c1426881a4fedd25023c0564e">01568</a> <span class="keywordtype">int</span> <a class="code" href="classKExtendedSocket.html#a32f12f4c1426881a4fedd25023c0564e" title="Waits msec milliseconds for more data to be available (use 0 to wait forever).">KExtendedSocket::waitForMore</a>(<span class="keywordtype">int</span> msecs)
<a name="l01569"></a>01569 {
<a name="l01570"></a>01570 cleanError();
<a name="l01571"></a>01571 <span class="keywordflow">if</span> (d->flags & passiveSocket || d->status < connected || d->status >= closing)
<a name="l01572"></a>01572 <span class="keywordflow">return</span> -2;
<a name="l01573"></a>01573 <span class="keywordflow">if</span> (sockfd == -1)
<a name="l01574"></a>01574 <span class="keywordflow">return</span> -2;
<a name="l01575"></a>01575
<a name="l01576"></a>01576 fd_set rd;
<a name="l01577"></a>01577 FD_ZERO(&rd);
<a name="l01578"></a>01578 FD_SET(sockfd, &rd);
<a name="l01579"></a>01579 timeval tv;
<a name="l01580"></a>01580 tv.tv_sec = msecs / 1000;
<a name="l01581"></a>01581 tv.tv_usec = (msecs % 1000) * 1000;
<a name="l01582"></a>01582
<a name="l01583"></a>01583 <span class="keywordtype">int</span> retval = <a class="code" href="classKSocks.html#a1d2871a732c7ad0f3f0c73d40adee502" title="Return an instance of class KSocks *.">KSocks::self</a>()-><a class="code" href="classKSocks.html#ae054d537b937af84c1e0cb2af3df5478" title="This is the re-implementation of libc's function of the same name.">select</a>(sockfd + 1, &rd, NULL, NULL, &tv);
<a name="l01584"></a>01584 <span class="keywordflow">if</span> (retval == -1)
<a name="l01585"></a>01585 {
<a name="l01586"></a>01586 <a class="code" href="classKExtendedSocket.html#abf37ab453335e6d1c797d77987602526" title="Sets the error code.">setError</a>(IO_FatalError, errno);
<a name="l01587"></a>01587 <span class="keywordflow">return</span> -1;
<a name="l01588"></a>01588 }
<a name="l01589"></a>01589 <span class="keywordflow">else</span> <span class="keywordflow">if</span> (retval != 0)
<a name="l01590"></a>01590 socketActivityRead(); <span class="comment">// do read processing</span>
<a name="l01591"></a>01591
<a name="l01592"></a>01592 <span class="keywordflow">return</span> <a class="code" href="classKExtendedSocket.html#a9b6f459c33e1c1b60bf5f4a496b92726" title="Returns the number of available bytes yet to be read via readBlock and family of functions.">bytesAvailable</a>();
<a name="l01593"></a>01593 }
<a name="l01594"></a>01594
<a name="l01595"></a><a class="code" href="classKExtendedSocket.html#adf89bd13f600bc33cab42a8f357e2dce">01595</a> <span class="keywordtype">int</span> <a class="code" href="classKExtendedSocket.html#adf89bd13f600bc33cab42a8f357e2dce" title="Gets a single character (unsigned char) from the stream.">KExtendedSocket::getch</a>()
<a name="l01596"></a>01596 {
<a name="l01597"></a>01597 <span class="keywordtype">unsigned</span> <span class="keywordtype">char</span> c;
<a name="l01598"></a>01598 <span class="keywordtype">int</span> retval;
<a name="l01599"></a>01599 retval = <a class="code" href="classKExtendedSocket.html#a6a005f748384b0ebb918959a803a04bd" title="Reads a block of data from the socket.">readBlock</a>((<span class="keywordtype">char</span>*)&c, <span class="keyword">sizeof</span>(c));
<a name="l01600"></a>01600
<a name="l01601"></a>01601 <span class="keywordflow">if</span> (retval < 0)
<a name="l01602"></a>01602 <span class="keywordflow">return</span> retval;
<a name="l01603"></a>01603 <span class="keywordflow">return</span> c;
<a name="l01604"></a>01604 }
<a name="l01605"></a>01605
<a name="l01606"></a><a class="code" href="classKExtendedSocket.html#af4d55940e4d6acf26901c436ba932a0f">01606</a> <span class="keywordtype">int</span> <a class="code" href="classKExtendedSocket.html#af4d55940e4d6acf26901c436ba932a0f" title="Writes a single character (unsigned char) to the stream.">KExtendedSocket::putch</a>(<span class="keywordtype">int</span> ch)
<a name="l01607"></a>01607 {
<a name="l01608"></a>01608 <span class="keywordtype">unsigned</span> <span class="keywordtype">char</span> c = (char)ch;
<a name="l01609"></a>01609 <span class="keywordflow">return</span> <a class="code" href="classKExtendedSocket.html#a7e47772fd24e519ac1a570fbfb85f2ef" title="Writes a block of data to the socket.">writeBlock</a>((<span class="keywordtype">char</span>*)&c, <span class="keyword">sizeof</span>(c));
<a name="l01610"></a>01610 }
<a name="l01611"></a>01611
<a name="l01612"></a>01612 <span class="comment">// sets the emission of the readyRead signal</span>
<a name="l01613"></a><a class="code" href="classKExtendedSocket.html#a0e249342cf6b22a6e84248ed258ad634">01613</a> <span class="keywordtype">void</span> <a class="code" href="classKExtendedSocket.html#a0e249342cf6b22a6e84248ed258ad634" title="Toggles the emission of the readyRead signal.">KExtendedSocket::enableRead</a>(<span class="keywordtype">bool</span> enable)
<a name="l01614"></a>01614 {
<a name="l01615"></a>01615 <span class="comment">// check if we can disable the socket notifier</span>
<a name="l01616"></a>01616 <span class="comment">// saves us a few cycles</span>
<a name="l01617"></a>01617 <span class="comment">// this is so because in buffering mode, we rely on these signals</span>
<a name="l01618"></a>01618 <span class="comment">// being emitted to do our I/O. We couldn't disable them here</span>
<a name="l01619"></a>01619 <span class="keywordflow">if</span> (!enable && (d->flags & inputBufferedSocket) == 0 && d->qsnIn)
<a name="l01620"></a>01620 d->qsnIn->setEnabled(<span class="keyword">false</span>);
<a name="l01621"></a>01621 <span class="keywordflow">else</span> <span class="keywordflow">if</span> (enable && d->qsnIn)
<a name="l01622"></a>01622 <span class="comment">// we can enable it always</span>
<a name="l01623"></a>01623 d->qsnIn->setEnabled(<span class="keyword">true</span>);
<a name="l01624"></a>01624 d->emitRead = enable;
<a name="l01625"></a>01625 }
<a name="l01626"></a>01626
<a name="l01627"></a>01627 <span class="comment">// sets the emission of the readyWrite signal</span>
<a name="l01628"></a><a class="code" href="classKExtendedSocket.html#ae58abf46cb6cfe36faf18b79ee61cfaa">01628</a> <span class="keywordtype">void</span> <a class="code" href="classKExtendedSocket.html#ae58abf46cb6cfe36faf18b79ee61cfaa" title="Toggles the emission of the readyWrite signal.">KExtendedSocket::enableWrite</a>(<span class="keywordtype">bool</span> enable)
<a name="l01629"></a>01629 {
<a name="l01630"></a>01630 <span class="comment">// same thing as above</span>
<a name="l01631"></a>01631 <span class="keywordflow">if</span> (!enable && (d->flags & outputBufferedSocket) == 0 && d->qsnOut)
<a name="l01632"></a>01632 d->qsnOut->setEnabled(<span class="keyword">false</span>);
<a name="l01633"></a>01633 <span class="keywordflow">else</span> <span class="keywordflow">if</span> (enable && d->qsnOut)
<a name="l01634"></a>01634 <span class="comment">// we can enable it always</span>
<a name="l01635"></a>01635 d->qsnOut->setEnabled(<span class="keyword">true</span>);
<a name="l01636"></a>01636 d->emitWrite = enable;
<a name="l01637"></a>01637 }
<a name="l01638"></a>01638
<a name="l01639"></a>01639 <span class="comment">// protected slot</span>
<a name="l01640"></a>01640 <span class="comment">// this is connected to d->qsnIn::activated(int)</span>
<a name="l01641"></a>01641 <span class="keywordtype">void</span> KExtendedSocket::socketActivityRead()
<a name="l01642"></a>01642 {
<a name="l01643"></a>01643 <span class="keywordflow">if</span> (d->flags & passiveSocket)
<a name="l01644"></a>01644 {
<a name="l01645"></a>01645 emit <a class="code" href="classKExtendedSocket.html#a2ed352158d03b33e18a61595af63cb77" title="This signal is emitted whenever this socket is ready to accept another socket.">readyAccept</a>();
<a name="l01646"></a>01646 <span class="keywordflow">return</span>;
<a name="l01647"></a>01647 }
<a name="l01648"></a>01648 <span class="keywordflow">if</span> (d->status == connecting)
<a name="l01649"></a>01649 {
<a name="l01650"></a>01650 connectionEvent();
<a name="l01651"></a>01651 <span class="keywordflow">return</span>;
<a name="l01652"></a>01652 }
<a name="l01653"></a>01653 <span class="keywordflow">if</span> (d->status != connected)
<a name="l01654"></a>01654 <span class="keywordflow">return</span>;
<a name="l01655"></a>01655
<a name="l01656"></a>01656 <span class="comment">// do we need to do I/O here?</span>
<a name="l01657"></a>01657 <span class="keywordflow">if</span> (d->flags & inputBufferedSocket)
<a name="l01658"></a>01658 {
<a name="l01659"></a>01659 <span class="comment">// aye. Do read from the socket and feed our buffer</span>
<a name="l01660"></a>01660 <a class="codeRef" href="qbytearray.html">QByteArray</a> a;
<a name="l01661"></a>01661 <span class="keywordtype">char</span> buf[1024];
<a name="l01662"></a>01662 <span class="keywordtype">int</span> len, totalread = 0;
<a name="l01663"></a>01663
<a name="l01664"></a>01664 <span class="comment">// LOCK MUTEX</span>
<a name="l01665"></a>01665
<a name="l01666"></a>01666 <span class="keywordtype">unsigned</span> cursize = <a class="code" href="classKBufferedIO.html#a688b7dbc73b9f7e40728b54d9e8c54c2" title="Returns the number of bytes in the read buffer.">readBufferSize</a>();
<a name="l01667"></a>01667
<a name="l01668"></a>01668 <span class="keywordflow">if</span> (d->inMaxSize == -1 || cursize < (<span class="keywordtype">unsigned</span>)d->inMaxSize)
<a name="l01669"></a>01669 {
<a name="l01670"></a>01670 <span class="keywordflow">do</span>
<a name="l01671"></a>01671 {
<a name="l01672"></a>01672 <span class="comment">// check that we can read that many bytes</span>
<a name="l01673"></a>01673 <span class="keywordflow">if</span> (d->inMaxSize != -1 && d->inMaxSize - (cursize + totalread) < <span class="keyword">sizeof</span>(buf))
<a name="l01674"></a>01674 <span class="comment">// no, that would overrun the buffer</span>
<a name="l01675"></a>01675 <span class="comment">// note that this will also make us exit the loop</span>
<a name="l01676"></a>01676 len = d->inMaxSize - (cursize + totalread);
<a name="l01677"></a>01677 <span class="keywordflow">else</span>
<a name="l01678"></a>01678 len = <span class="keyword">sizeof</span>(buf);
<a name="l01679"></a>01679
<a name="l01680"></a>01680 len = <a class="code" href="classKSocks.html#a1d2871a732c7ad0f3f0c73d40adee502" title="Return an instance of class KSocks *.">KSocks::self</a>()-><a class="code" href="classKSocks.html#a869367f9d6073bc0b1d93af177a0f48b" title="This is the re-implementation of libc's function of the same name.">read</a>(sockfd, buf, len);
<a name="l01681"></a>01681 <span class="keywordflow">if</span> (len > 0)
<a name="l01682"></a>01682 {
<a name="l01683"></a>01683 <span class="comment">// normal read operation</span>
<a name="l01684"></a>01684 a.resize(a.size() + len);
<a name="l01685"></a>01685 memcpy(a.data() + totalread, buf, len);
<a name="l01686"></a>01686 totalread += len; <span class="comment">// totalread == a.size() now</span>
<a name="l01687"></a>01687 }
<a name="l01688"></a>01688 <span class="keywordflow">else</span> <span class="keywordflow">if</span> (len == 0)
<a name="l01689"></a>01689 {
<a name="l01690"></a>01690 <span class="comment">// EOF condition here</span><a class="code" href="classKExtendedSocket.html#ae54c94e90398580eca71e9d288dda7c5" title="Closes the socket."></a>
<a name="l01691"></a>01691 <a class="code" href="classKExtendedSocket.html#ae54c94e90398580eca71e9d288dda7c5" title="Closes the socket."> ::close</a>(sockfd);
<a name="l01692"></a>01692 sockfd = -1; <span class="comment">// we're closed</span>
<a name="l01693"></a>01693 d->qsnIn->deleteLater();
<a name="l01694"></a>01694 <span class="keyword">delete</span> d->qsnOut;
<a name="l01695"></a>01695 d->qsnIn = d->qsnOut = NULL;
<a name="l01696"></a>01696 d->status = done;
<a name="l01697"></a>01697 emit <a class="code" href="classKBufferedIO.html#a58afe6a5d2c2b18b2bdd617b6683101f" title="This signal gets sent when the stream is closed.">closed</a>(involuntary |
<a name="l01698"></a>01698 (<a class="code" href="classKBufferedIO.html#a688b7dbc73b9f7e40728b54d9e8c54c2" title="Returns the number of bytes in the read buffer.">readBufferSize</a>() ? availRead : 0) |
<a name="l01699"></a>01699 (<a class="code" href="classKBufferedIO.html#aca27da5f07f5a4cf0a868fb92f9a6a89" title="Returns the number of bytes in the write buffer.">writeBufferSize</a>() ? dirtyWrite : 0));
<a name="l01700"></a>01700 <span class="keywordflow">return</span>;
<a name="l01701"></a>01701 }
<a name="l01702"></a>01702 <span class="keywordflow">else</span>
<a name="l01703"></a>01703 {
<a name="l01704"></a>01704 <span class="comment">// error!</span>
<a name="l01705"></a>01705 <a class="code" href="classKExtendedSocket.html#abf37ab453335e6d1c797d77987602526" title="Sets the error code.">setError</a>(IO_ReadError, errno);
<a name="l01706"></a>01706 <span class="keywordflow">return</span>;
<a name="l01707"></a>01707 }
<a name="l01708"></a>01708 <span class="comment">// will loop only for normal read operations</span>
<a name="l01709"></a>01709 }
<a name="l01710"></a>01710 <span class="keywordflow">while</span> (len == <span class="keyword">sizeof</span>(buf));
<a name="l01711"></a>01711
<a name="l01712"></a>01712 <a class="code" href="classKBufferedIO.html#ad1b22cb61e7a1746a27f43f166f832ba" title="Feeds data into the input buffer.">feedReadBuffer</a>(a.size(), a.data());
<a name="l01713"></a>01713 }
<a name="l01714"></a>01714
<a name="l01715"></a>01715 <span class="comment">// UNLOCK MUTEX</span>
<a name="l01716"></a>01716 }
<a name="l01717"></a>01717 <span class="keywordflow">else</span>
<a name="l01718"></a>01718 {
<a name="l01719"></a>01719 <span class="comment">// No input buffering, but the notifier fired</span>
<a name="l01720"></a>01720 <span class="comment">// That means that either there is data to be read or that the </span>
<a name="l01721"></a>01721 <span class="comment">// socket closed.</span>
<a name="l01722"></a>01722
<a name="l01723"></a>01723 <span class="comment">// try to read one byte. If we can't, then the socket got closed</span>
<a name="l01724"></a>01724
<a name="l01725"></a>01725 <span class="keywordtype">char</span> c;
<a name="l01726"></a>01726 <span class="keywordtype">int</span> len = <a class="code" href="classKSocks.html#a1d2871a732c7ad0f3f0c73d40adee502" title="Return an instance of class KSocks *.">KSocks::self</a>()-><a class="code" href="classKSocks.html#aa5423ca2a6e57ebdd3d8d651daabc75a" title="This is the re-implementation of libc's function of the same name.">recv</a>(sockfd, &c, <span class="keyword">sizeof</span>(c), MSG_PEEK);
<a name="l01727"></a>01727 <span class="keywordflow">if</span> (len == 0)
<a name="l01728"></a>01728 {
<a name="l01729"></a>01729 <span class="comment">// yes, it's an EOF condition</span>
<a name="l01730"></a>01730 d->qsnIn->setEnabled(<span class="keyword">false</span>);<a class="code" href="classKExtendedSocket.html#ae54c94e90398580eca71e9d288dda7c5" title="Closes the socket."></a>
<a name="l01731"></a>01731 <a class="code" href="classKExtendedSocket.html#ae54c94e90398580eca71e9d288dda7c5" title="Closes the socket."> ::close</a>(sockfd);
<a name="l01732"></a>01732 sockfd = -1;
<a name="l01733"></a>01733 d->status = done;
<a name="l01734"></a>01734 emit <a class="code" href="classKBufferedIO.html#a58afe6a5d2c2b18b2bdd617b6683101f" title="This signal gets sent when the stream is closed.">closed</a>(involuntary);
<a name="l01735"></a>01735 <span class="keywordflow">return</span>;
<a name="l01736"></a>01736 }
<a name="l01737"></a>01737 }
<a name="l01738"></a>01738
<a name="l01739"></a>01739 <span class="keywordflow">if</span> (d->emitRead)
<a name="l01740"></a>01740 emit <a class="code" href="classKAsyncIO.html#a2df3ecab90771ef316571e10cfc2be04" title="This signal gets sent when the device is ready for reading.">readyRead</a>();
<a name="l01741"></a>01741 }
<a name="l01742"></a>01742
<a name="l01743"></a>01743 <span class="keywordtype">void</span> KExtendedSocket::socketActivityWrite()
<a name="l01744"></a>01744 {
<a name="l01745"></a>01745 <span class="keywordflow">if</span> (d->flags & passiveSocket)
<a name="l01746"></a>01746 <span class="keywordflow">return</span>;
<a name="l01747"></a>01747 <span class="keywordflow">if</span> (d->status == connecting)
<a name="l01748"></a>01748 {
<a name="l01749"></a>01749 connectionEvent();
<a name="l01750"></a>01750 <span class="keywordflow">return</span>;
<a name="l01751"></a>01751 }
<a name="l01752"></a>01752 <span class="keywordflow">if</span> (d->status != connected && d->status != closing)
<a name="l01753"></a>01753 <span class="keywordflow">return</span>;
<a name="l01754"></a>01754
<a name="l01755"></a>01755 <a class="code" href="classKExtendedSocket.html#aaf6ee3f1bcd5678286afef1ccdf2161a" title="Flushes the socket buffer.">flush</a>();
<a name="l01756"></a>01756
<a name="l01757"></a>01757 <span class="keywordtype">bool</span> empty = <a class="code" href="classKBufferedIO.html#aca27da5f07f5a4cf0a868fb92f9a6a89" title="Returns the number of bytes in the write buffer.">writeBufferSize</a>() == 0;
<a name="l01758"></a>01758
<a name="l01759"></a>01759 <span class="keywordflow">if</span> (d->emitWrite && empty)
<a name="l01760"></a>01760 emit <a class="code" href="classKAsyncIO.html#ac6081f4e3e9422482d94d55c3cc8d677" title="This signal gets sent when the device is ready for writing.">readyWrite</a>();
<a name="l01761"></a>01761 <span class="keywordflow">else</span> <span class="keywordflow">if</span> (!d->emitWrite)
<a name="l01762"></a>01762 {
<a name="l01763"></a>01763 <span class="comment">// check if we can disable the notifier</span>
<a name="l01764"></a>01764 d->qsnOut->setEnabled(!empty); <span class="comment">// leave it enabled only if we have more data to send</span>
<a name="l01765"></a>01765 }
<a name="l01766"></a>01766 <span class="keywordflow">if</span> (d->status == closing && empty)
<a name="l01767"></a>01767 {
<a name="l01768"></a>01768 <span class="comment">// done sending the missing data!</span>
<a name="l01769"></a>01769 d->status = done;
<a name="l01770"></a>01770
<a name="l01771"></a>01771 <span class="keyword">delete</span> d->qsnOut;<a class="code" href="classKExtendedSocket.html#ae54c94e90398580eca71e9d288dda7c5" title="Closes the socket."></a>
<a name="l01772"></a>01772 <a class="code" href="classKExtendedSocket.html#ae54c94e90398580eca71e9d288dda7c5" title="Closes the socket."> ::close</a>(sockfd);
<a name="l01773"></a>01773
<a name="l01774"></a>01774 d->qsnOut = NULL;
<a name="l01775"></a>01775 sockfd = -1;
<a name="l01776"></a>01776 emit <a class="code" href="classKBufferedIO.html#a58afe6a5d2c2b18b2bdd617b6683101f" title="This signal gets sent when the stream is closed.">closed</a>(delayed | (<a class="code" href="classKBufferedIO.html#a688b7dbc73b9f7e40728b54d9e8c54c2" title="Returns the number of bytes in the read buffer.">readBufferSize</a>() ? availRead : 0));
<a name="l01777"></a>01777 }
<a name="l01778"></a>01778 }
<a name="l01779"></a>01779
<a name="l01780"></a>01780 <span class="comment">// this function is called whenever we have a "connection event"</span>
<a name="l01781"></a>01781 <span class="comment">// that is, whenever our asynchronously connecting socket throws</span>
<a name="l01782"></a>01782 <span class="comment">// an event</span>
<a name="l01783"></a>01783 <span class="keywordtype">void</span> KExtendedSocket::connectionEvent()
<a name="l01784"></a>01784 {
<a name="l01785"></a>01785 <span class="keywordflow">if</span> (d->status != connecting)
<a name="l01786"></a>01786 <span class="keywordflow">return</span>; <span class="comment">// move along. There's nothing to see here</span>
<a name="l01787"></a>01787
<a name="l01788"></a>01788 <a class="code" href="classKNetwork_1_1KResolverResults.html" title="Name and service resolution results.">KResolverResults</a> remote = d->resRemote.results();
<a name="l01789"></a>01789 <span class="keywordflow">if</span> (remote.<a class="codeRef" href="qvaluelist.html#count">count</a>() == 0)
<a name="l01790"></a>01790 {
<a name="l01791"></a>01791 <span class="comment">// We have a problem! Abort?</span>
<a name="l01792"></a>01792 kdError(170) << <span class="stringliteral">"KExtendedSocket::connectionEvent() called but no data available!\n"</span>;
<a name="l01793"></a>01793 <span class="keywordflow">return</span>;
<a name="l01794"></a>01794 }
<a name="l01795"></a>01795
<a name="l01796"></a>01796 <span class="keywordtype">int</span> errcode = 0;
<a name="l01797"></a>01797
<a name="l01798"></a>01798 <span class="keywordflow">if</span> (sockfd != -1)
<a name="l01799"></a>01799 {
<a name="l01800"></a>01800 <span class="comment">// our socket has activity</span>
<a name="l01801"></a>01801 <span class="comment">// find out what it was</span>
<a name="l01802"></a>01802 <span class="keywordtype">int</span> retval;
<a name="l01803"></a>01803 socklen_t len = <span class="keyword">sizeof</span>(errcode);
<a name="l01804"></a>01804 retval = getsockopt(sockfd, SOL_SOCKET, SO_ERROR, (<span class="keywordtype">char</span>*)&errcode, &len);
<a name="l01805"></a>01805
<a name="l01806"></a>01806 <span class="keywordflow">if</span> (retval == -1 || errcode != 0)
<a name="l01807"></a>01807 {
<a name="l01808"></a>01808 <span class="comment">// socket activity and there was error?</span>
<a name="l01809"></a>01809 <span class="comment">// that means the socket probably did not connect</span>
<a name="l01810"></a>01810 <span class="keywordflow">if</span> (d->qsnIn)
<a name="l01811"></a>01811 <span class="keyword">delete</span> d->qsnIn;
<a name="l01812"></a>01812 <span class="keywordflow">if</span> (d->qsnOut)
<a name="l01813"></a>01813 <span class="keyword">delete</span> d->qsnOut;<a class="code" href="classKExtendedSocket.html#ae54c94e90398580eca71e9d288dda7c5" title="Closes the socket."></a>
<a name="l01814"></a>01814 <a class="code" href="classKExtendedSocket.html#ae54c94e90398580eca71e9d288dda7c5" title="Closes the socket."> ::close</a>(sockfd);
<a name="l01815"></a>01815
<a name="l01816"></a>01816 sockfd = -1;
<a name="l01817"></a>01817 d->qsnIn = d->qsnOut = NULL;
<a name="l01818"></a>01818 d->current++;
<a name="l01819"></a>01819 <a class="code" href="classKExtendedSocket.html#abf37ab453335e6d1c797d77987602526" title="Sets the error code.">setError</a>(IO_ConnectError, errcode);
<a name="l01820"></a>01820 }
<a name="l01821"></a>01821 <span class="keywordflow">else</span>
<a name="l01822"></a>01822 {
<a name="l01823"></a>01823 <span class="comment">// hmm, socket activity and there was no error?</span>
<a name="l01824"></a>01824 <span class="comment">// that means it connected</span>
<a name="l01825"></a>01825 <span class="comment">// YAY!</span>
<a name="l01826"></a>01826 cleanError();
<a name="l01827"></a>01827 d->status = connected;
<a name="l01828"></a>01828 <a class="code" href="classKExtendedSocket.html#a4a27a75c890886c9a3d1e23303bfd6d2" title="Sets/unsets blocking mode for the socket.">setBlockingMode</a>(<span class="keyword">true</span>);
<a name="l01829"></a>01829 <a class="codeRef" href="qiodevice.html#setFlags">setFlags</a>(IO_Sequential | IO_Raw | IO_ReadWrite | IO_Open | IO_Async);
<a name="l01830"></a>01830 <a class="code" href="classKExtendedSocket.html#ae4eac42697dca088b99a6f8abc2adf83" title="Sets the buffer sizes for this socket.">setBufferSize</a>(d->flags & inputBufferedSocket ? -1 : 0,
<a name="l01831"></a>01831 d->flags & outputBufferedSocket ? -1 : 0);
<a name="l01832"></a>01832 emit <a class="code" href="classKExtendedSocket.html#a10ec2072505f122b5c7ac8df16257540" title="This signal is emitted whenever we connected asynchronously to a host.">connectionSuccess</a>();
<a name="l01833"></a>01833 <span class="keywordflow">return</span>;
<a name="l01834"></a>01834 }
<a name="l01835"></a>01835 }
<a name="l01836"></a>01836
<a name="l01837"></a>01837 <span class="comment">// ok, we have to try something here</span>
<a name="l01838"></a>01838 <span class="comment">// and sockfd == -1</span>
<a name="l01839"></a>01839 <a class="code" href="classKNetwork_1_1KResolverResults.html" title="Name and service resolution results.">KResolverResults</a> local = d->resLocal.results();
<a name="l01840"></a>01840 <span class="keywordtype">unsigned</span> localidx = 0;
<a name="l01841"></a>01841 <span class="keywordflow">for</span> ( ; d->current < remote.<a class="codeRef" href="qvaluelist.html#count">count</a>(); d->current++)
<a name="l01842"></a>01842 {
<a name="l01843"></a>01843 <span class="comment">// same code as in connect()</span>
<a name="l01844"></a>01844 <span class="keywordflow">if</span> (local.<a class="codeRef" href="qvaluelist.html#count">count</a>() != 0)
<a name="l01845"></a>01845 {
<a name="l01846"></a>01846 <span class="comment">// scan bindres for a local resuls family</span>
<a name="l01847"></a>01847 <span class="keywordflow">for</span> (localidx = 0; localidx < local.<a class="codeRef" href="qvaluelist.html#count">count</a>(); localidx++)
<a name="l01848"></a>01848 <span class="keywordflow">if</span> (remote[d->current].family() == local[localidx].family())
<a name="l01849"></a>01849 <span class="keywordflow">break</span>;
<a name="l01850"></a>01850
<a name="l01851"></a>01851 <span class="keywordflow">if</span> (remote[d->current].family() != local[localidx].family())
<a name="l01852"></a>01852 {
<a name="l01853"></a>01853 <span class="comment">// no matching families for this</span>
<a name="l01854"></a>01854 <span class="keywordflow">continue</span>;
<a name="l01855"></a>01855 }
<a name="l01856"></a>01856
<a name="l01857"></a>01857 errno = 0;
<a name="l01858"></a>01858 sockfd = ::socket(remote[d->current].family(), remote[d->current].socketType(),
<a name="l01859"></a>01859 remote[d->current].protocol());
<a name="l01860"></a>01860 <a class="code" href="classKExtendedSocket.html#abf37ab453335e6d1c797d77987602526" title="Sets the error code.">setError</a>(IO_ConnectError, errno);
<a name="l01861"></a>01861 errcode = errno;
<a name="l01862"></a>01862 <span class="keywordflow">if</span> (sockfd == -1)
<a name="l01863"></a>01863 <span class="keywordflow">continue</span>; <span class="comment">// cannot create this socket</span>
<a name="l01864"></a>01864 fcntl(sockfd, F_SETFD, FD_CLOEXEC);
<a name="l01865"></a>01865 <span class="keywordflow">if</span> (d->addressReusable)
<a name="l01866"></a>01866 <a class="code" href="classKExtendedSocket.html#a2ee140a7380072533a5c2230cd280152" title="Sets/unsets address reusing flag for this socket.">setAddressReusable</a>(sockfd, <span class="keyword">true</span>);
<a name="l01867"></a>01867 <a class="code" href="classKExtendedSocket.html#acfa3fc2df5eb9a9eb118f11b91d7159d" title="Sets/unsets the v6-only flag for IPv6 sockets.">setIPv6Only</a>(d->ipv6only);
<a name="l01868"></a>01868 cleanError();
<a name="l01869"></a>01869 <span class="keywordflow">if</span> (<a class="code" href="classKSocks.html#a1d2871a732c7ad0f3f0c73d40adee502" title="Return an instance of class KSocks *.">KSocks::self</a>()->bind(sockfd, local[localidx].address(),
<a name="l01870"></a>01870 local[localidx].length()) == -1)
<a name="l01871"></a>01871 {<a class="code" href="classKExtendedSocket.html#ae54c94e90398580eca71e9d288dda7c5" title="Closes the socket."></a>
<a name="l01872"></a>01872 <a class="code" href="classKExtendedSocket.html#ae54c94e90398580eca71e9d288dda7c5" title="Closes the socket."> ::close</a>(sockfd);
<a name="l01873"></a>01873 sockfd = -1;
<a name="l01874"></a>01874 <span class="keywordflow">continue</span>;
<a name="l01875"></a>01875 }
<a name="l01876"></a>01876 }
<a name="l01877"></a>01877 <span class="keywordflow">else</span>
<a name="l01878"></a>01878 {
<a name="l01879"></a>01879 <span class="comment">// no need to bind, just create</span>
<a name="l01880"></a>01880 sockfd = ::socket(remote[d->current].family(), remote[d->current].socketType(),
<a name="l01881"></a>01881 remote[d->current].protocol());
<a name="l01882"></a>01882 <span class="keywordflow">if</span> (sockfd == -1)
<a name="l01883"></a>01883 {
<a name="l01884"></a>01884 <a class="code" href="classKExtendedSocket.html#abf37ab453335e6d1c797d77987602526" title="Sets the error code.">setError</a>(IO_ConnectError, errno);
<a name="l01885"></a>01885 errcode = errno;
<a name="l01886"></a>01886 <span class="keywordflow">continue</span>;
<a name="l01887"></a>01887 }
<a name="l01888"></a>01888 fcntl(sockfd, F_SETFD, FD_CLOEXEC);
<a name="l01889"></a>01889 <span class="keywordflow">if</span> (d->addressReusable)
<a name="l01890"></a>01890 <a class="code" href="classKExtendedSocket.html#a2ee140a7380072533a5c2230cd280152" title="Sets/unsets address reusing flag for this socket.">setAddressReusable</a>(sockfd, <span class="keyword">true</span>);
<a name="l01891"></a>01891 <a class="code" href="classKExtendedSocket.html#acfa3fc2df5eb9a9eb118f11b91d7159d" title="Sets/unsets the v6-only flag for IPv6 sockets.">setIPv6Only</a>(d->ipv6only);
<a name="l01892"></a>01892 cleanError();
<a name="l01893"></a>01893 }
<a name="l01894"></a>01894
<a name="l01895"></a>01895 <span class="keywordflow">if</span> (<a class="code" href="classKSocks.html#a1d2871a732c7ad0f3f0c73d40adee502" title="Return an instance of class KSocks *.">KSocks::self</a>()->hasWorkingAsyncConnect())
<a name="l01896"></a>01896 <a class="code" href="classKExtendedSocket.html#a4a27a75c890886c9a3d1e23303bfd6d2" title="Sets/unsets blocking mode for the socket.">setBlockingMode</a>(<span class="keyword">false</span>);
<a name="l01897"></a>01897 <span class="keywordflow">if</span> (<a class="code" href="classKSocks.html#a1d2871a732c7ad0f3f0c73d40adee502" title="Return an instance of class KSocks *.">KSocks::self</a>()-><a class="code" href="classKExtendedSocket.html#a554a4c4f7288305b5f722ecbf4a952cc" title="Attempts to connect to the remote host.">connect</a>(sockfd, remote[d->current].address(),
<a name="l01898"></a>01898 remote[d->current].length()) == -1)
<a name="l01899"></a>01899 {
<a name="l01900"></a>01900 <span class="keywordflow">if</span> (errno != EWOULDBLOCK && errno != EINPROGRESS)
<a name="l01901"></a>01901 {
<a name="l01902"></a>01902 <a class="code" href="classKExtendedSocket.html#abf37ab453335e6d1c797d77987602526" title="Sets the error code.">setError</a>(IO_ConnectError, errno);<a class="code" href="classKExtendedSocket.html#ae54c94e90398580eca71e9d288dda7c5" title="Closes the socket."></a>
<a name="l01903"></a>01903 <a class="code" href="classKExtendedSocket.html#ae54c94e90398580eca71e9d288dda7c5" title="Closes the socket."> ::close</a>(sockfd);
<a name="l01904"></a>01904 sockfd = -1;
<a name="l01905"></a>01905 errcode = errno;
<a name="l01906"></a>01906 <span class="keywordflow">continue</span>;
<a name="l01907"></a>01907 }
<a name="l01908"></a>01908
<a name="l01909"></a>01909 <span class="comment">// error here is either EWOULDBLOCK or EINPROGRESS</span>
<a name="l01910"></a>01910 <span class="comment">// so, it is a good condition</span>
<a name="l01911"></a>01911 d->qsnIn = <span class="keyword">new</span> <a class="codeRef" href="qsocketnotifier.html">QSocketNotifier</a>(sockfd, QSocketNotifier::Read);
<a name="l01912"></a>01912 <a class="code" href="classKExtendedSocket.html#a554a4c4f7288305b5f722ecbf4a952cc" title="Attempts to connect to the remote host.">QObject::connect</a>(d->qsnIn, SIGNAL(activated(<span class="keywordtype">int</span>)), <span class="keyword">this</span>, SLOT(socketActivityRead()));
<a name="l01913"></a>01913 d->qsnOut = <span class="keyword">new</span> <a class="codeRef" href="qsocketnotifier.html">QSocketNotifier</a>(sockfd, QSocketNotifier::Write);
<a name="l01914"></a>01914 <a class="code" href="classKExtendedSocket.html#a554a4c4f7288305b5f722ecbf4a952cc" title="Attempts to connect to the remote host.">QObject::connect</a>(d->qsnOut, SIGNAL(activated(<span class="keywordtype">int</span>)), <span class="keyword">this</span>, SLOT(socketActivityWrite()));
<a name="l01915"></a>01915
<a name="l01916"></a>01916 <span class="comment">// ok, let the Qt event loop do the selecting for us</span>
<a name="l01917"></a>01917 <span class="keywordflow">return</span>;
<a name="l01918"></a>01918 }
<a name="l01919"></a>01919
<a name="l01920"></a>01920 <span class="comment">// eh, what?</span>
<a name="l01921"></a>01921 <span class="comment">// the non-blocking socket returned valid connection?</span>
<a name="l01922"></a>01922 <span class="comment">// already?</span>
<a name="l01923"></a>01923 <span class="comment">// I suppose that could happen...</span>
<a name="l01924"></a>01924 cleanError();
<a name="l01925"></a>01925 d->status = connected;
<a name="l01926"></a>01926 <a class="code" href="classKExtendedSocket.html#a4a27a75c890886c9a3d1e23303bfd6d2" title="Sets/unsets blocking mode for the socket.">setBlockingMode</a>(<span class="keyword">true</span>);
<a name="l01927"></a>01927 <a class="codeRef" href="qiodevice.html#setFlags">setFlags</a>(IO_Sequential | IO_Raw | IO_ReadWrite | IO_Open | IO_Async);
<a name="l01928"></a>01928 <a class="code" href="classKExtendedSocket.html#ae4eac42697dca088b99a6f8abc2adf83" title="Sets the buffer sizes for this socket.">setBufferSize</a>(d->flags & inputBufferedSocket ? -1 : 0,
<a name="l01929"></a>01929 d->flags & outputBufferedSocket ? -1 : 0);
<a name="l01930"></a>01930 emit <a class="code" href="classKExtendedSocket.html#a10ec2072505f122b5c7ac8df16257540" title="This signal is emitted whenever we connected asynchronously to a host.">connectionSuccess</a>();
<a name="l01931"></a>01931 <span class="keywordflow">return</span>;
<a name="l01932"></a>01932 }
<a name="l01933"></a>01933
<a name="l01934"></a>01934 <span class="comment">// if we got here, it means that there are no more options to connect</span>
<a name="l01935"></a>01935 d->status = lookupDone; <span class="comment">// go back</span>
<a name="l01936"></a>01936 emit <a class="code" href="classKExtendedSocket.html#a3560a42de9318e91b62b1478446cccba" title="This signal is emitted whenever our asynchronous connection attempt failed to all hosts listed...">connectionFailed</a>(errcode);
<a name="l01937"></a>01937 }
<a name="l01938"></a>01938
<a name="l01939"></a>01939 <span class="keywordtype">void</span> KExtendedSocket::dnsResultsReady()
<a name="l01940"></a>01940 {
<a name="l01941"></a>01941 <span class="comment">// check that this function was called in a valid state</span>
<a name="l01942"></a>01942 <span class="keywordflow">if</span> (d->status != lookupInProgress)
<a name="l01943"></a>01943 <span class="keywordflow">return</span>;
<a name="l01944"></a>01944
<a name="l01945"></a>01945 <span class="comment">// valid state. Are results fully ready?</span>
<a name="l01946"></a>01946 <span class="keywordflow">if</span> (d->resRemote.isRunning() || d->resLocal.isRunning())
<a name="l01947"></a>01947 <span class="comment">// no, still waiting for answer in one of the lookups</span>
<a name="l01948"></a>01948 <span class="keywordflow">return</span>;
<a name="l01949"></a>01949
<a name="l01950"></a>01950 <span class="comment">// ok, we have all results</span>
<a name="l01951"></a>01951 <span class="comment">// count how many results we have</span>
<a name="l01952"></a>01952 <span class="keywordtype">int</span> n = d->resRemote.results().count() + d->resLocal.results().count();
<a name="l01953"></a>01953
<a name="l01954"></a>01954 <span class="keywordflow">if</span> (n)
<a name="l01955"></a>01955 {
<a name="l01956"></a>01956 d->status = lookupDone;
<a name="l01957"></a>01957 cleanError();
<a name="l01958"></a>01958 }
<a name="l01959"></a>01959 <span class="keywordflow">else</span>
<a name="l01960"></a>01960 {
<a name="l01961"></a>01961 d->status = nothing;
<a name="l01962"></a>01962 <a class="code" href="classKExtendedSocket.html#abf37ab453335e6d1c797d77987602526" title="Sets the error code.">setError</a>(IO_LookupError, KResolver::NoName);
<a name="l01963"></a>01963 }
<a name="l01964"></a>01964
<a name="l01965"></a>01965 emit <a class="code" href="classKExtendedSocket.html#aa205a595b02263d14874282c2d766e86" title="This signal is emitted whenever an asynchronous lookup process is done.">lookupFinished</a>(n);
<a name="l01966"></a>01966
<a name="l01967"></a>01967 <span class="keywordflow">return</span>;
<a name="l01968"></a>01968 }
<a name="l01969"></a>01969
<a name="l01970"></a>01970 <span class="keywordtype">void</span> KExtendedSocket::startAsyncConnectSlot()
<a name="l01971"></a>01971 {
<a name="l01972"></a>01972 <a class="codeRef" href="qobject.html#disconnect">QObject::disconnect</a>(<span class="keyword">this</span>, SIGNAL(<a class="code" href="classKExtendedSocket.html#aa205a595b02263d14874282c2d766e86" title="This signal is emitted whenever an asynchronous lookup process is done.">lookupFinished</a>(<span class="keywordtype">int</span>)), <span class="keyword">this</span>, SLOT(startAsyncConnectSlot()));
<a name="l01973"></a>01973
<a name="l01974"></a>01974 <span class="keywordflow">if</span> (d->status == lookupDone)
<a name="l01975"></a>01975 <a class="code" href="classKExtendedSocket.html#a65f2e7a547c3e26629146360e70c57be" title="Starts an asynchronous connect.">startAsyncConnect</a>();
<a name="l01976"></a>01976 }
<a name="l01977"></a>01977
<a name="l01978"></a><a class="code" href="classKExtendedSocket.html#a1d0805da3511bd2628746dc132fdaa3c">01978</a> <span class="keywordtype">int</span> <a class="code" href="classKExtendedSocket.html#a1d0805da3511bd2628746dc132fdaa3c" title="Performs resolution on the given socket address.">KExtendedSocket::resolve</a>(sockaddr *sock, ksocklen_t len, <a class="codeRef" href="qstring.html">QString</a> &host,
<a name="l01979"></a>01979 <a class="codeRef" href="qstring.html">QString</a> &port, <span class="keywordtype">int</span> flags)
<a name="l01980"></a>01980 {
<a name="l01981"></a>01981 kdDebug(170) << <span class="stringliteral">"Deprecated function called:"</span> << k_funcinfo << <a class="code" href="group__kdebug.html#ga313d520ed8f8f6b46eeef22cfb3b082a" title="Does nothing.">endl</a>;
<a name="l01982"></a>01982
<a name="l01983"></a>01983 <span class="keywordtype">int</span> err;
<a name="l01984"></a>01984 <span class="keywordtype">char</span> h[NI_MAXHOST], s[NI_MAXSERV];
<a name="l01985"></a>01985
<a name="l01986"></a>01986 h[0] = s[0] = <span class="charliteral">'\0'</span>;
<a name="l01987"></a>01987
<a name="l01988"></a>01988 err = getnameinfo(sock, len, h, <span class="keyword">sizeof</span>(h) - 1, s, <span class="keyword">sizeof</span>(s) - 1, flags);
<a name="l01989"></a>01989 host = <a class="codeRef" href="qstring.html#fromUtf8">QString::fromUtf8</a>(h);
<a name="l01990"></a>01990 port = <a class="codeRef" href="qstring.html#fromUtf8">QString::fromUtf8</a>(s);
<a name="l01991"></a>01991
<a name="l01992"></a>01992 <span class="keywordflow">return</span> err;
<a name="l01993"></a>01993 }
<a name="l01994"></a>01994
<a name="l01995"></a>01995 <span class="keywordtype">int</span> <a class="code" href="classKExtendedSocket.html#a1d0805da3511bd2628746dc132fdaa3c" title="Performs resolution on the given socket address.">KExtendedSocket::resolve</a>(::<a class="code" href="classKNetwork_1_1KSocketAddress.html" title="A generic socket address.">KSocketAddress</a> *sock, <a class="codeRef" href="qstring.html">QString</a> &host, <a class="codeRef" href="qstring.html">QString</a> &port,
<a name="l01996"></a>01996 <span class="keywordtype">int</span> flags)
<a name="l01997"></a>01997 {
<a name="l01998"></a>01998 <span class="keywordflow">return</span> <a class="code" href="classKExtendedSocket.html#a1d0805da3511bd2628746dc132fdaa3c" title="Performs resolution on the given socket address.">resolve</a>(sock->data, sock->datasize, host, port, flags);
<a name="l01999"></a>01999 }
<a name="l02000"></a>02000
<a name="l02001"></a><a class="code" href="classKExtendedSocket.html#ac4d04109f68ce21a5200c32d3debf6a7">02001</a> <a class="codeRef" href="qptrlist.html">QPtrList<KAddressInfo></a> <a class="code" href="classKExtendedSocket.html#a58e78e3b41f2567fd21d355f452d1c19" title="Performs lookup on the addresses we were given before.">KExtendedSocket::lookup</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>& port,
<a name="l02002"></a>02002 <span class="keywordtype">int</span> userflags, <span class="keywordtype">int</span> *error)
<a name="l02003"></a>02003 {
<a name="l02004"></a>02004 kdDebug(170) << <span class="stringliteral">"Deprecated function called:"</span> << k_funcinfo << <a class="code" href="group__kdebug.html#ga313d520ed8f8f6b46eeef22cfb3b082a" title="Does nothing.">endl</a>;
<a name="l02005"></a>02005
<a name="l02006"></a>02006 <span class="keywordtype">int</span> socktype, familyMask, <a class="codeRef" href="qiodevice.html#flags">flags</a>;
<a name="l02007"></a>02007 <span class="keywordtype">unsigned</span> i;
<a name="l02008"></a>02008 <a class="codeRef" href="qptrlist.html">QPtrList<KAddressInfo></a> l;
<a name="l02009"></a>02009
<a name="l02010"></a>02010 <span class="comment">/* check socket type flags */</span>
<a name="l02011"></a>02011 <span class="keywordflow">if</span> (!process_flags(userflags, socktype, familyMask, flags))
<a name="l02012"></a>02012 <span class="keywordflow">return</span> l;
<a name="l02013"></a>02013
<a name="l02014"></a>02014 <span class="comment">// kdDebug(170) << "Performing lookup on " << host << "|" << port << endl;</span>
<a name="l02015"></a>02015 <a class="code" href="classKNetwork_1_1KResolverResults.html" title="Name and service resolution results.">KResolverResults</a> res = <a class="code" href="classKExtendedSocket.html#a1d0805da3511bd2628746dc132fdaa3c" title="Performs resolution on the given socket address.">KResolver::resolve</a>(host, port, flags, familyMask);
<a name="l02016"></a>02016 <span class="keywordflow">if</span> (res.<a class="code" href="classKNetwork_1_1KResolverResults.html#a066d3aa848ba40df7fe39db09b2515ef" title="Retrieves the error code associated with this resolution.">error</a>())
<a name="l02017"></a>02017 {
<a name="l02018"></a>02018 <span class="keywordflow">if</span> (error)
<a name="l02019"></a>02019 *error = res.<a class="code" href="classKNetwork_1_1KResolverResults.html#a066d3aa848ba40df7fe39db09b2515ef" title="Retrieves the error code associated with this resolution.">error</a>();
<a name="l02020"></a>02020 <span class="keywordflow">return</span> l;
<a name="l02021"></a>02021 }
<a name="l02022"></a>02022
<a name="l02023"></a>02023 <span class="keywordflow">for</span> (i = 0; i < res.<a class="codeRef" href="qvaluelist.html#count">count</a>(); i++)
<a name="l02024"></a>02024 {
<a name="l02025"></a>02025 <a class="code" href="classKAddressInfo.html">KAddressInfo</a> *ai = <span class="keyword">new</span> <a class="code" href="classKAddressInfo.html">KAddressInfo</a>();
<a name="l02026"></a>02026
<a name="l02027"></a>02027 <span class="comment">// I should have known that using addrinfo was going to come</span>
<a name="l02028"></a>02028 <span class="comment">// and bite me back some day...</span>
<a name="l02029"></a>02029 ai->ai = (addrinfo *) malloc(<span class="keyword">sizeof</span>(addrinfo));
<a name="l02030"></a>02030 memset(ai->ai, 0, <span class="keyword">sizeof</span>(addrinfo));
<a name="l02031"></a>02031
<a name="l02032"></a>02032 ai->ai->ai_family = res[i].family();
<a name="l02033"></a>02033 ai->ai->ai_socktype = res[i].socketType();
<a name="l02034"></a>02034 ai->ai->ai_protocol = res[i].protocol();
<a name="l02035"></a>02035 <a class="codeRef" href="qstring.html">QString</a> canon = res[i].canonicalName();
<a name="l02036"></a>02036 <span class="keywordflow">if</span> (!canon.<a class="codeRef" href="qstring.html#isEmpty">isEmpty</a>())
<a name="l02037"></a>02037 {
<a name="l02038"></a>02038 ai->ai->ai_canonname = (<span class="keywordtype">char</span> *) malloc(canon.<a class="codeRef" href="qstring.html#length">length</a>()+1);
<a name="l02039"></a>02039 strcpy(ai->ai->ai_canonname, canon.<a class="codeRef" href="qstring.html#ascii">ascii</a>()); <span class="comment">// ASCII here is intentional</span>
<a name="l02040"></a>02040 }
<a name="l02041"></a>02041 <span class="keywordflow">if</span> ((ai->ai->ai_addrlen = res[i].length()))
<a name="l02042"></a>02042 {
<a name="l02043"></a>02043 ai->ai->ai_addr = (<span class="keyword">struct </span>sockaddr *) malloc(res[i].length());
<a name="l02044"></a>02044 memcpy(ai->ai->ai_addr, res[i].address().address(), res[i].length());
<a name="l02045"></a>02045 }
<a name="l02046"></a>02046 <span class="keywordflow">else</span>
<a name="l02047"></a>02047 {
<a name="l02048"></a>02048 ai->ai->ai_addr = 0;
<a name="l02049"></a>02049 }
<a name="l02050"></a>02050
<a name="l02051"></a>02051 ai->addr =<a class="code" href="classKSocketAddress.html#ada390d05fbc733aadf1734b33e6a58c7" title="Creates a new KSocketAddress or descendant class from given raw socket address."> ::KSocketAddress::newAddress</a>(ai->ai->ai_addr, ai->ai->ai_addrlen);
<a name="l02052"></a>02052
<a name="l02053"></a>02053 l.<a class="codeRef" href="qptrlist.html#append">append</a>(ai);
<a name="l02054"></a>02054 }
<a name="l02055"></a>02055
<a name="l02056"></a>02056 <span class="keywordflow">if</span> ( error )
<a name="l02057"></a>02057 *error = 0; <span class="comment">// all is fine!</span>
<a name="l02058"></a>02058
<a name="l02059"></a>02059 <span class="keywordflow">return</span> l;
<a name="l02060"></a>02060 }<a class="code" href="classKNetwork_1_1KSocketAddress.html" title="A generic socket address."></a>
<a name="l02061"></a>02061 <a class="code" href="classKNetwork_1_1KSocketAddress.html" title="A generic socket address."></a>
<a name="l02062"></a><a class="code" href="classKExtendedSocket.html#a6d5bf871449a158589c11978798579b7">02062</a> <a class="code" href="classKNetwork_1_1KSocketAddress.html" title="A generic socket address.">::KSocketAddress</a> *<a class="code" href="classKExtendedSocket.html#a82cbccdc7507f96948c5dd640e3a44d1" title="Returns the local socket address.">KExtendedSocket::localAddress</a>(<span class="keywordtype">int</span> fd)
<a name="l02063"></a>02063 {<a class="code" href="classKNetwork_1_1KSocketAddress.html" title="A generic socket address."></a>
<a name="l02064"></a>02064 <a class="code" href="classKNetwork_1_1KSocketAddress.html" title="A generic socket address."> ::KSocketAddress</a> *local;
<a name="l02065"></a>02065 <span class="keyword">struct </span>sockaddr static_sa, *sa = &static_sa;
<a name="l02066"></a>02066 ksocklen_t len = <span class="keyword">sizeof</span>(static_sa);
<a name="l02067"></a>02067
<a name="l02068"></a>02068 <span class="comment">/* find out the socket length, in advance</span>
<a name="l02069"></a>02069 <span class="comment"> * we use a sockaddr allocated on the heap just not to pass down</span>
<a name="l02070"></a>02070 <span class="comment"> * a NULL pointer to the first call. Some systems are reported to</span>
<a name="l02071"></a>02071 <span class="comment"> * set len to 0 if we pass NULL as the sockaddr */</span>
<a name="l02072"></a>02072 <span class="keywordflow">if</span> (<a class="code" href="classKSocks.html#a1d2871a732c7ad0f3f0c73d40adee502" title="Return an instance of class KSocks *.">KSocks::self</a>()-><a class="code" href="classKSocks.html#a601b5c4121ed749348249f49ec807a78" title="This is the re-implementation of libc's function of the same name.">getsockname</a>(fd, sa, &len) == -1)
<a name="l02073"></a>02073 <span class="keywordflow">return</span> NULL; <span class="comment">// error!</span>
<a name="l02074"></a>02074
<a name="l02075"></a>02075 <span class="comment">/* was it enough? */</span>
<a name="l02076"></a>02076 <span class="keywordflow">if</span> (len > <span class="keyword">sizeof</span>(static_sa)
<a name="l02077"></a>02077 <span class="preprocessor">#ifdef HAVE_STRUCT_SOCKADDR_SA_LEN</span>
<a name="l02078"></a>02078 <span class="preprocessor"></span> || sa->sa_len > <span class="keyword">sizeof</span>(static_sa)
<a name="l02079"></a>02079 #endif
<a name="l02080"></a>02080 )
<a name="l02081"></a>02081 {
<a name="l02082"></a>02082 <span class="comment">/* nope, malloc a new socket with the proper size */</span>
<a name="l02083"></a>02083
<a name="l02084"></a>02084 <span class="preprocessor">#ifdef HAVE_STRUCT_SOCKADDR_SA_LEN</span>
<a name="l02085"></a>02085 <span class="preprocessor"></span> <span class="keywordflow">if</span> (sa->sa_len != len)
<a name="l02086"></a>02086 len = sa->sa_len;
<a name="l02087"></a>02087 <span class="preprocessor">#endif</span>
<a name="l02088"></a>02088 <span class="preprocessor"></span>
<a name="l02089"></a>02089 sa = (sockaddr*)malloc(len);
<a name="l02090"></a>02090 <span class="keywordflow">if</span> (sa == NULL)
<a name="l02091"></a>02091 <span class="keywordflow">return</span> NULL; <span class="comment">// out of memory</span>
<a name="l02092"></a>02092
<a name="l02093"></a>02093 <span class="keywordflow">if</span> (<a class="code" href="classKSocks.html#a1d2871a732c7ad0f3f0c73d40adee502" title="Return an instance of class KSocks *.">KSocks::self</a>()-><a class="code" href="classKSocks.html#a601b5c4121ed749348249f49ec807a78" title="This is the re-implementation of libc's function of the same name.">getsockname</a>(fd, sa, &len) == -1)
<a name="l02094"></a>02094 {
<a name="l02095"></a>02095 free(sa);
<a name="l02096"></a>02096 <span class="keywordflow">return</span> NULL;
<a name="l02097"></a>02097 }
<a name="l02098"></a>02098
<a name="l02099"></a>02099 local =<a class="code" href="classKSocketAddress.html#ada390d05fbc733aadf1734b33e6a58c7" title="Creates a new KSocketAddress or descendant class from given raw socket address."> ::KSocketAddress::newAddress</a>(sa, len);
<a name="l02100"></a>02100 free(sa);
<a name="l02101"></a>02101 }
<a name="l02102"></a>02102 <span class="keywordflow">else</span>
<a name="l02103"></a>02103 local =<a class="code" href="classKSocketAddress.html#ada390d05fbc733aadf1734b33e6a58c7" title="Creates a new KSocketAddress or descendant class from given raw socket address."> ::KSocketAddress::newAddress</a>(sa, len);
<a name="l02104"></a>02104
<a name="l02105"></a>02105 <span class="keywordflow">return</span> local;
<a name="l02106"></a>02106 }
<a name="l02107"></a>02107
<a name="l02108"></a>02108 <span class="comment">/* This is exactly the same code as localAddress, except</span>
<a name="l02109"></a>02109 <span class="comment"> * we call getpeername here */</span><a class="code" href="classKNetwork_1_1KSocketAddress.html" title="A generic socket address."></a>
<a name="l02110"></a><a class="code" href="classKExtendedSocket.html#a182f44033f08ef010c5a0417f4c2c9f6">02110</a> <a class="code" href="classKNetwork_1_1KSocketAddress.html" title="A generic socket address.">::KSocketAddress</a> *<a class="code" href="classKExtendedSocket.html#a5c297389b4cfcfce36149689a2c0181e" title="Returns the peer socket address.">KExtendedSocket::peerAddress</a>(<span class="keywordtype">int</span> fd)
<a name="l02111"></a>02111 {<a class="code" href="classKNetwork_1_1KSocketAddress.html" title="A generic socket address."></a>
<a name="l02112"></a>02112 <a class="code" href="classKNetwork_1_1KSocketAddress.html" title="A generic socket address."> ::KSocketAddress</a> *peer;
<a name="l02113"></a>02113 <span class="keyword">struct </span>sockaddr static_sa, *sa = &static_sa;
<a name="l02114"></a>02114 ksocklen_t len = <span class="keyword">sizeof</span>(static_sa);
<a name="l02115"></a>02115
<a name="l02116"></a>02116 <span class="comment">/* find out the socket length, in advance</span>
<a name="l02117"></a>02117 <span class="comment"> * we use a sockaddr allocated on the heap just not to pass down</span>
<a name="l02118"></a>02118 <span class="comment"> * a NULL pointer to the first call. Some systems are reported to</span>
<a name="l02119"></a>02119 <span class="comment"> * set len to 0 if we pass NULL as the sockaddr */</span>
<a name="l02120"></a>02120 <span class="keywordflow">if</span> (<a class="code" href="classKSocks.html#a1d2871a732c7ad0f3f0c73d40adee502" title="Return an instance of class KSocks *.">KSocks::self</a>()-><a class="code" href="classKSocks.html#a02c4b395f078cb06604eed97b895f183" title="This is the re-implementation of libc's function of the same name.">getpeername</a>(fd, sa, &len) == -1)
<a name="l02121"></a>02121 <span class="keywordflow">return</span> NULL; <span class="comment">// error!</span>
<a name="l02122"></a>02122
<a name="l02123"></a>02123 <span class="comment">/* was it enough? */</span>
<a name="l02124"></a>02124 <span class="keywordflow">if</span> (len > <span class="keyword">sizeof</span>(static_sa)
<a name="l02125"></a>02125 <span class="preprocessor">#ifdef HAVE_STRUCT_SOCKADDR_SA_LEN</span>
<a name="l02126"></a>02126 <span class="preprocessor"></span> || sa->sa_len > <span class="keyword">sizeof</span>(static_sa)
<a name="l02127"></a>02127 #endif
<a name="l02128"></a>02128 )
<a name="l02129"></a>02129 {
<a name="l02130"></a>02130 <span class="comment">/* nope, malloc a new socket with the proper size */</span>
<a name="l02131"></a>02131
<a name="l02132"></a>02132 <span class="preprocessor">#ifdef HAVE_STRUCT_SOCKADDR_SA_LEN</span>
<a name="l02133"></a>02133 <span class="preprocessor"></span> <span class="keywordflow">if</span> (sa->sa_len != len)
<a name="l02134"></a>02134 len = sa->sa_len;
<a name="l02135"></a>02135 <span class="preprocessor">#endif</span>
<a name="l02136"></a>02136 <span class="preprocessor"></span>
<a name="l02137"></a>02137 sa = (sockaddr*)malloc(len);
<a name="l02138"></a>02138 <span class="keywordflow">if</span> (sa == NULL)
<a name="l02139"></a>02139 <span class="keywordflow">return</span> NULL; <span class="comment">// out of memory</span>
<a name="l02140"></a>02140
<a name="l02141"></a>02141 <span class="keywordflow">if</span> (<a class="code" href="classKSocks.html#a1d2871a732c7ad0f3f0c73d40adee502" title="Return an instance of class KSocks *.">KSocks::self</a>()-><a class="code" href="classKSocks.html#a02c4b395f078cb06604eed97b895f183" title="This is the re-implementation of libc's function of the same name.">getpeername</a>(fd, sa, &len) == -1)
<a name="l02142"></a>02142 {
<a name="l02143"></a>02143 free(sa);
<a name="l02144"></a>02144 <span class="keywordflow">return</span> NULL;
<a name="l02145"></a>02145 }
<a name="l02146"></a>02146
<a name="l02147"></a>02147 peer =<a class="code" href="classKSocketAddress.html#ada390d05fbc733aadf1734b33e6a58c7" title="Creates a new KSocketAddress or descendant class from given raw socket address."> ::KSocketAddress::newAddress</a>(sa, len);
<a name="l02148"></a>02148 free(sa);
<a name="l02149"></a>02149 }
<a name="l02150"></a>02150 <span class="keywordflow">else</span>
<a name="l02151"></a>02151 peer =<a class="code" href="classKSocketAddress.html#ada390d05fbc733aadf1734b33e6a58c7" title="Creates a new KSocketAddress or descendant class from given raw socket address."> ::KSocketAddress::newAddress</a>(sa, len);
<a name="l02152"></a>02152
<a name="l02153"></a>02153 <span class="keywordflow">return</span> peer;
<a name="l02154"></a>02154 }
<a name="l02155"></a>02155
<a name="l02156"></a><a class="code" href="classKExtendedSocket.html#aad882d3f79d1d4d239416afc3f327b9e">02156</a> <a class="codeRef" href="qstring.html">QString</a> <a class="code" href="classKExtendedSocket.html#aad882d3f79d1d4d239416afc3f327b9e" title="Returns the representing text of this error code.">KExtendedSocket::strError</a>(<span class="keywordtype">int</span> code, <span class="keywordtype">int</span> syserr)
<a name="l02157"></a>02157 {
<a name="l02158"></a>02158 <span class="keyword">const</span> <span class="keywordtype">char</span> * msg;
<a name="l02159"></a>02159 <span class="keywordflow">if</span> (code == IO_LookupError)
<a name="l02160"></a>02160 msg = gai_strerror(syserr);
<a name="l02161"></a>02161 <span class="keywordflow">else</span>
<a name="l02162"></a>02162 msg = strerror(syserr);
<a name="l02163"></a>02163
<a name="l02164"></a>02164 <span class="keywordflow">return</span> <a class="codeRef" href="qstring.html#fromLocal8Bit">QString::fromLocal8Bit</a>(msg);
<a name="l02165"></a>02165 }
<a name="l02166"></a>02166
<a name="l02167"></a>02167
<a name="l02168"></a>02168 <a class="codeRef" href="qsocketnotifier.html">QSocketNotifier</a> *KExtendedSocket::readNotifier() { <span class="keywordflow">return</span> d->qsnIn; }
<a name="l02169"></a>02169 <a class="codeRef" href="qsocketnotifier.html">QSocketNotifier</a> *KExtendedSocket::writeNotifier() { <span class="keywordflow">return</span> d->qsnOut; }
<a name="l02170"></a>02170
<a name="l02171"></a>02171 <span class="comment">/*</span>
<a name="l02172"></a>02172 <span class="comment"> * class KAddressInfo</span>
<a name="l02173"></a>02173 <span class="comment"> */</span>
<a name="l02174"></a>02174
<a name="l02175"></a>02175 <span class="preprocessor">#if 0</span>
<a name="l02176"></a>02176 <span class="preprocessor"></span>KAddressInfo::KAddressInfo(addrinfo *p)
<a name="l02177"></a>02177 {
<a name="l02178"></a>02178 ai = (addrinfo *) malloc(<span class="keyword">sizeof</span>(addrinfo));
<a name="l02179"></a>02179 memcpy(ai, p, <span class="keyword">sizeof</span>(addrinfo));
<a name="l02180"></a>02180 ai->ai_next = NULL;
<a name="l02181"></a>02181 <span class="keywordflow">if</span> (p->ai_canonname)
<a name="l02182"></a>02182 {
<a name="l02183"></a>02183 ai->ai_canonname = (<span class="keywordtype">char</span> *) malloc(strlen(p->ai_canonname)+1);
<a name="l02184"></a>02184 strcpy(ai->ai_canonname, p->ai_canonname);
<a name="l02185"></a>02185 }
<a name="l02186"></a>02186 <span class="keywordflow">if</span> (p->ai_addr && p->ai_addrlen)
<a name="l02187"></a>02187 {
<a name="l02188"></a>02188 ai->ai_addr = (<span class="keyword">struct </span>sockaddr *) malloc(p->ai_addrlen);
<a name="l02189"></a>02189 memcpy(ai->ai_addr, p->ai_addr, p->ai_addrlen);
<a name="l02190"></a>02190 }
<a name="l02191"></a>02191 <span class="keywordflow">else</span>
<a name="l02192"></a>02192 {
<a name="l02193"></a>02193 ai->ai_addr = 0;
<a name="l02194"></a>02194 ai->ai_addrlen = 0;
<a name="l02195"></a>02195 }
<a name="l02196"></a>02196
<a name="l02197"></a>02197 addr =<a class="code" href="classKSocketAddress.html#ada390d05fbc733aadf1734b33e6a58c7" title="Creates a new KSocketAddress or descendant class from given raw socket address."> ::KSocketAddress::newAddress</a>(ai->ai_addr, ai->ai_addrlen);
<a name="l02198"></a>02198 }
<a name="l02199"></a>02199 <span class="preprocessor">#endif</span>
<a name="l02200"></a>02200 <span class="preprocessor"></span>KAddressInfo::~KAddressInfo()
<a name="l02201"></a>02201 {
<a name="l02202"></a>02202 <span class="keywordflow">if</span> (ai && ai->ai_canonname)
<a name="l02203"></a>02203 free(ai->ai_canonname);
<a name="l02204"></a>02204
<a name="l02205"></a>02205 <span class="keywordflow">if</span> (ai && ai->ai_addr)
<a name="l02206"></a>02206 free(ai->ai_addr);
<a name="l02207"></a>02207
<a name="l02208"></a>02208 <span class="keywordflow">if</span> (ai)
<a name="l02209"></a>02209 free(ai);
<a name="l02210"></a>02210 <span class="keyword">delete</span> addr;
<a name="l02211"></a>02211 }
<a name="l02212"></a>02212
<a name="l02213"></a><a class="code" href="classKAddressInfo.html#ad7505f105ba008cfd7a7743951893b30">02213</a> <span class="keywordtype">int</span> <a class="code" href="classKAddressInfo.html#ad7505f105ba008cfd7a7743951893b30" title="Returns the flags of the address info (see getaddrinfo(3)).">KAddressInfo::flags</a>()<span class="keyword"> const</span>
<a name="l02214"></a>02214 <span class="keyword"></span>{
<a name="l02215"></a>02215 <span class="keywordflow">return</span> ai->ai_flags;
<a name="l02216"></a>02216 }
<a name="l02217"></a>02217
<a name="l02218"></a><a class="code" href="classKAddressInfo.html#a9f968ee2b5612c5806b355d117fd52f2">02218</a> <span class="keywordtype">int</span> <a class="code" href="classKAddressInfo.html#a9f968ee2b5612c5806b355d117fd52f2" title="Returns the family of the address info (see getaddrinfo(3)).">KAddressInfo::family</a>()<span class="keyword"> const</span>
<a name="l02219"></a>02219 <span class="keyword"></span>{
<a name="l02220"></a>02220 <span class="keywordflow">return</span> ai->ai_family;
<a name="l02221"></a>02221 }
<a name="l02222"></a>02222
<a name="l02223"></a><a class="code" href="classKAddressInfo.html#a63dfdf663c582f0dd44d128b848fa55f">02223</a> <span class="keywordtype">int</span> <a class="code" href="classKAddressInfo.html#a63dfdf663c582f0dd44d128b848fa55f" title="Returns the socket type of the address info (see getaddrinfo(3)).">KAddressInfo::socktype</a>()<span class="keyword"> const</span>
<a name="l02224"></a>02224 <span class="keyword"></span>{
<a name="l02225"></a>02225 <span class="keywordflow">return</span> ai->ai_socktype;
<a name="l02226"></a>02226 }
<a name="l02227"></a>02227
<a name="l02228"></a><a class="code" href="classKAddressInfo.html#aed222454447f4c25a0040234f4e3beef">02228</a> <span class="keywordtype">int</span> <a class="code" href="classKAddressInfo.html#aed222454447f4c25a0040234f4e3beef" title="Returns the protocol of the address info (see getaddrinfo(3)).">KAddressInfo::protocol</a>()<span class="keyword"> const</span>
<a name="l02229"></a>02229 <span class="keyword"></span>{
<a name="l02230"></a>02230 <span class="keywordflow">return</span> ai->ai_protocol;
<a name="l02231"></a>02231 }
<a name="l02232"></a>02232
<a name="l02233"></a><a class="code" href="classKAddressInfo.html#a1c4b6928d12a120aa10e8c0a9bfc0fe7">02233</a> <span class="keyword">const</span> <span class="keywordtype">char</span>* <a class="code" href="classKAddressInfo.html#a1c4b6928d12a120aa10e8c0a9bfc0fe7" title="Returns the official name of the host (see getaddrinfo(3)).">KAddressInfo::canonname</a>()<span class="keyword"> const</span>
<a name="l02234"></a>02234 <span class="keyword"></span>{
<a name="l02235"></a>02235 <span class="keywordflow">return</span> ai->ai_canonname;
<a name="l02236"></a>02236 }
<a name="l02237"></a>02237
<a name="l02238"></a>02238 <span class="keywordtype">void</span> KExtendedSocket::virtual_hook( <span class="keywordtype">int</span> <span class="keywordtype">id</span>, <span class="keywordtype">void</span>* data )
<a name="l02239"></a>02239 { KBufferedIO::virtual_hook( <span class="keywordtype">id</span>, data ); }
<a name="l02240"></a>02240
<a name="l02241"></a>02241 <span class="preprocessor">#include "kextsock.moc"</span>
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