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    <h2><a name="content"></a>kmail</h2>


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<h1>kmmsgdict.cpp</h1><div class="fragment"><pre class="fragment"><a name="l00001"></a>00001 <span class="comment">/* kmail message dictionary */</span>
<a name="l00002"></a>00002 <span class="comment">/* Author: Ronen Tzur &lt;rtzur@shani.net&gt; */</span>
<a name="l00003"></a>00003 
<a name="l00004"></a>00004 <span class="preprocessor">#include "kmfolderindex.h"</span>
<a name="l00005"></a>00005 <span class="preprocessor">#include "kmfolder.h"</span>
<a name="l00006"></a>00006 <span class="preprocessor">#include "kmmsgdict.h"</span>
<a name="l00007"></a>00007 <span class="preprocessor">#include "kmdict.h"</span>
<a name="l00008"></a>00008 <span class="preprocessor">#include "globalsettings.h"</span>
<a name="l00009"></a>00009 <span class="preprocessor">#include "folderstorage.h"</span>
<a name="l00010"></a>00010 
<a name="l00011"></a>00011 <span class="preprocessor">#include &lt;qfileinfo.h&gt;</span>
<a name="l00012"></a>00012 
<a name="l00013"></a>00013 <span class="preprocessor">#include &lt;kdebug.h&gt;</span>
<a name="l00014"></a>00014 <span class="preprocessor">#include &lt;kstaticdeleter.h&gt;</span>
<a name="l00015"></a>00015 
<a name="l00016"></a>00016 <span class="preprocessor">#include &lt;stdio.h&gt;</span>
<a name="l00017"></a>00017 <span class="preprocessor">#include &lt;unistd.h&gt;</span>
<a name="l00018"></a>00018 
<a name="l00019"></a>00019 <span class="preprocessor">#include &lt;string.h&gt;</span>
<a name="l00020"></a>00020 <span class="preprocessor">#include &lt;errno.h&gt;</span>
<a name="l00021"></a>00021 
<a name="l00022"></a>00022 <span class="preprocessor">#include &lt;config.h&gt;</span>
<a name="l00023"></a>00023 
<a name="l00024"></a>00024 <span class="preprocessor">#ifdef HAVE_BYTESWAP_H</span>
<a name="l00025"></a>00025 <span class="preprocessor"></span><span class="preprocessor">#include &lt;byteswap.h&gt;</span>
<a name="l00026"></a>00026 <span class="preprocessor">#endif</span>
<a name="l00027"></a>00027 <span class="preprocessor"></span>
<a name="l00028"></a>00028 <span class="comment">// We define functions as kmail_swap_NN so that we don't get compile errors</span>
<a name="l00029"></a>00029 <span class="comment">// on platforms where bswap_NN happens to be a function instead of a define.</span>
<a name="l00030"></a>00030 
<a name="l00031"></a>00031 <span class="comment">/* Swap bytes in 32 bit value.  */</span>
<a name="l00032"></a>00032 <span class="preprocessor">#ifdef bswap_32</span>
<a name="l00033"></a>00033 <span class="preprocessor"></span><span class="preprocessor">#define kmail_swap_32(x) bswap_32(x)</span>
<a name="l00034"></a>00034 <span class="preprocessor"></span><span class="preprocessor">#else</span>
<a name="l00035"></a>00035 <span class="preprocessor"></span><span class="preprocessor">#define kmail_swap_32(x) \</span>
<a name="l00036"></a>00036 <span class="preprocessor">     ((((x) &amp; 0xff000000) &gt;&gt; 24) | (((x) &amp; 0x00ff0000) &gt;&gt;  8) |           \</span>
<a name="l00037"></a>00037 <span class="preprocessor">      (((x) &amp; 0x0000ff00) &lt;&lt;  8) | (((x) &amp; 0x000000ff) &lt;&lt; 24))</span>
<a name="l00038"></a>00038 <span class="preprocessor"></span><span class="preprocessor">#endif</span>
<a name="l00039"></a>00039 <span class="preprocessor"></span>
<a name="l00040"></a>00040 
<a name="l00041"></a>00041 <span class="comment">//-----------------------------------------------------------------------------</span>
<a name="l00042"></a>00042 
<a name="l00043"></a>00043 <span class="comment">// Current version of the .index.ids files</span>
<a name="l00044"></a>00044 <span class="preprocessor">#define IDS_VERSION 1002</span>
<a name="l00045"></a>00045 <span class="preprocessor"></span>
<a name="l00046"></a>00046 <span class="comment">// The asterisk at the end is important</span>
<a name="l00047"></a>00047 <span class="preprocessor">#define IDS_HEADER "# KMail-Index-IDs V%d\n*"</span>
<a name="l00048"></a>00048 <span class="preprocessor"></span>
<a name="l00053"></a>00053 <span class="keyword">class </span>KMMsgDictEntry : <span class="keyword">public</span> <a class="code" href="classKMDictItem.html" title="Class representing items in a KMDict.">KMDictItem</a>
<a name="l00054"></a>00054 {
<a name="l00055"></a>00055 <span class="keyword">public</span>:
<a name="l00056"></a>00056   KMMsgDictEntry(<span class="keyword">const</span> <a class="code" href="classKMFolder.html" title="Mail folder.">KMFolder</a> *aFolder, <span class="keywordtype">int</span> aIndex)
<a name="l00057"></a>00057   : folder( aFolder ), index( aIndex )
<a name="l00058"></a>00058     {}
<a name="l00059"></a>00059 
<a name="l00060"></a>00060   <span class="keyword">const</span> <a class="code" href="classKMFolder.html" title="Mail folder.">KMFolder</a> *folder;
<a name="l00061"></a>00061   <span class="keywordtype">int</span> index;
<a name="l00062"></a>00062 };
<a name="l00063"></a>00063 
<a name="l00071"></a>00071 <span class="keyword">class </span>KMMsgDictREntry
<a name="l00072"></a>00072 {
<a name="l00073"></a>00073 <span class="keyword">public</span>:
<a name="l00074"></a>00074   KMMsgDictREntry(<span class="keywordtype">int</span> size = 0)
<a name="l00075"></a>00075   {
<a name="l00076"></a>00076     array.resize(size);
<a name="l00077"></a>00077     memset(array.data(), 0, array.size() * <span class="keyword">sizeof</span>(KMMsgDictEntry *));  <span class="comment">// faster than a loop</span>
<a name="l00078"></a>00078     fp = 0;
<a name="l00079"></a>00079     swapByteOrder = <span class="keyword">false</span>;
<a name="l00080"></a>00080     baseOffset = 0;
<a name="l00081"></a>00081   }
<a name="l00082"></a>00082 
<a name="l00083"></a>00083   ~KMMsgDictREntry()
<a name="l00084"></a>00084   {
<a name="l00085"></a>00085     array.resize(0);
<a name="l00086"></a>00086     <span class="keywordflow">if</span> (fp)
<a name="l00087"></a>00087       fclose(fp);
<a name="l00088"></a>00088   }
<a name="l00089"></a>00089 
<a name="l00090"></a>00090   <span class="keywordtype">void</span> <span class="keyword">set</span>(<span class="keywordtype">int</span> index, KMMsgDictEntry *entry)
<a name="l00091"></a>00091   {
<a name="l00092"></a>00092     <span class="keywordflow">if</span> (index &gt;= 0) {
<a name="l00093"></a>00093       <span class="keywordtype">int</span> size = array.size();
<a name="l00094"></a>00094       <span class="keywordflow">if</span> (index &gt;= size) {
<a name="l00095"></a>00095         <span class="keywordtype">int</span> newsize = QMAX(size + 25, index + 1);
<a name="l00096"></a>00096         array.resize(newsize);
<a name="l00097"></a>00097         <span class="keywordflow">for</span> (<span class="keywordtype">int</span> j = size; j &lt; newsize; j++)
<a name="l00098"></a>00098           array.at(j) = 0;
<a name="l00099"></a>00099       }
<a name="l00100"></a>00100       array.at(index) = entry;
<a name="l00101"></a>00101     }
<a name="l00102"></a>00102   }
<a name="l00103"></a>00103 
<a name="l00104"></a>00104   KMMsgDictEntry *<span class="keyword">get</span>(<span class="keywordtype">int</span> index)
<a name="l00105"></a>00105   {
<a name="l00106"></a>00106     <span class="keywordflow">if</span> (index &gt;= 0 &amp;&amp; (<span class="keywordtype">unsigned</span>)index &lt; array.size())
<a name="l00107"></a>00107       <span class="keywordflow">return</span> array.at(index);
<a name="l00108"></a>00108     <span class="keywordflow">return</span> 0;
<a name="l00109"></a>00109   }
<a name="l00110"></a>00110 
<a name="l00111"></a>00111   ulong getMsn(<span class="keywordtype">int</span> index)
<a name="l00112"></a>00112   {
<a name="l00113"></a>00113     KMMsgDictEntry *entry = <span class="keyword">get</span>(index);
<a name="l00114"></a>00114     <span class="keywordflow">if</span> (entry)
<a name="l00115"></a>00115       <span class="keywordflow">return</span> entry-&gt;key;
<a name="l00116"></a>00116     <span class="keywordflow">return</span> 0;
<a name="l00117"></a>00117   }
<a name="l00118"></a>00118 
<a name="l00119"></a>00119   <span class="keywordtype">int</span> getRealSize()
<a name="l00120"></a>00120   {
<a name="l00121"></a>00121     <span class="keywordtype">int</span> count = array.size() - 1;
<a name="l00122"></a>00122     <span class="keywordflow">while</span> (count &gt;= 0) {
<a name="l00123"></a>00123       <span class="keywordflow">if</span> (array.at(count))
<a name="l00124"></a>00124         <span class="keywordflow">break</span>;
<a name="l00125"></a>00125       count--;
<a name="l00126"></a>00126     }
<a name="l00127"></a>00127     <span class="keywordflow">return</span> count + 1;
<a name="l00128"></a>00128   }
<a name="l00129"></a>00129 
<a name="l00130"></a>00130   <span class="keywordtype">void</span> sync()
<a name="l00131"></a>00131   {
<a name="l00132"></a>00132     fflush(fp);
<a name="l00133"></a>00133   }
<a name="l00134"></a>00134 
<a name="l00135"></a>00135 <span class="keyword">public</span>:
<a name="l00136"></a>00136   QMemArray&lt;KMMsgDictEntry *&gt; array;
<a name="l00137"></a>00137   FILE *fp;
<a name="l00138"></a>00138   <span class="keywordtype">bool</span> swapByteOrder;
<a name="l00139"></a>00139   off_t baseOffset;
<a name="l00140"></a>00140 };
<a name="l00141"></a>00141 
<a name="l00142"></a>00142 
<a name="l00143"></a>00143 <span class="keyword">static</span> KStaticDeleter&lt;KMMsgDict&gt; msgDict_sd;
<a name="l00144"></a>00144 <a class="code" href="classKMMsgDict.html" title="KMail message dictionary.">KMMsgDict</a> * KMMsgDict::m_self = 0;
<a name="l00145"></a>00145 
<a name="l00146"></a>00146 <span class="comment">//-----------------------------------------------------------------------------</span>
<a name="l00147"></a>00147 
<a name="l00148"></a>00148 KMMsgDict::KMMsgDict()
<a name="l00149"></a>00149 {
<a name="l00150"></a>00150   <span class="keywordtype">int</span> lastSizeOfDict = GlobalSettings::self()-&gt;msgDictSizeHint();
<a name="l00151"></a>00151   lastSizeOfDict = ( lastSizeOfDict * 11 ) / 10;
<a name="l00152"></a>00152   GlobalSettings::self()-&gt;setMsgDictSizeHint( 0 );
<a name="l00153"></a>00153   dict = <span class="keyword">new</span> <a class="code" href="classKMDict.html" title="KMDict implements a lightweight dictionary with serial numbers as keys.">KMDict</a>( lastSizeOfDict );
<a name="l00154"></a>00154   nextMsgSerNum = 1;
<a name="l00155"></a>00155   m_self = <span class="keyword">this</span>;
<a name="l00156"></a>00156 }
<a name="l00157"></a>00157 
<a name="l00158"></a>00158 <span class="comment">//-----------------------------------------------------------------------------</span>
<a name="l00159"></a>00159 
<a name="l00160"></a>00160 KMMsgDict::~KMMsgDict()
<a name="l00161"></a>00161 {
<a name="l00162"></a>00162   <span class="keyword">delete</span> dict;
<a name="l00163"></a>00163 }
<a name="l00164"></a>00164 
<a name="l00165"></a>00165 <span class="comment">//-----------------------------------------------------------------------------</span>
<a name="l00166"></a>00166 
<a name="l00167"></a><a class="code" href="classKMMsgDict.html#c39553f1139eff6c27e06082c625d067">00167</a> <span class="keyword">const</span> <a class="code" href="classKMMsgDict.html" title="KMail message dictionary.">KMMsgDict</a>* <a class="code" href="classKMMsgDict.html#c39553f1139eff6c27e06082c625d067" title="Access the globally unique MessageDict.">KMMsgDict::instance</a>()
<a name="l00168"></a>00168 {
<a name="l00169"></a>00169   <span class="keywordflow">if</span> ( !m_self ) {
<a name="l00170"></a>00170     msgDict_sd.setObject( m_self, <span class="keyword">new</span> <a class="code" href="classKMMsgDict.html" title="KMail message dictionary.">KMMsgDict</a>() );
<a name="l00171"></a>00171   }
<a name="l00172"></a>00172   <span class="keywordflow">return</span> m_self;
<a name="l00173"></a>00173 }
<a name="l00174"></a>00174 
<a name="l00175"></a>00175 <a class="code" href="classKMMsgDict.html" title="KMail message dictionary.">KMMsgDict</a>* KMMsgDict::mutableInstance()
<a name="l00176"></a>00176 {
<a name="l00177"></a>00177   <span class="keywordflow">if</span> ( !m_self ) {
<a name="l00178"></a>00178     msgDict_sd.setObject( m_self, <span class="keyword">new</span> <a class="code" href="classKMMsgDict.html" title="KMail message dictionary.">KMMsgDict</a>() );
<a name="l00179"></a>00179   }
<a name="l00180"></a>00180   <span class="keywordflow">return</span> m_self;
<a name="l00181"></a>00181 }
<a name="l00182"></a>00182 
<a name="l00183"></a>00183 <span class="comment">//-----------------------------------------------------------------------------</span>
<a name="l00184"></a>00184 
<a name="l00185"></a>00185 <span class="keywordtype">unsigned</span> <span class="keywordtype">long</span> KMMsgDict::getNextMsgSerNum() {
<a name="l00186"></a>00186   <span class="keywordtype">unsigned</span> <span class="keywordtype">long</span> msn = nextMsgSerNum;
<a name="l00187"></a>00187   nextMsgSerNum++;
<a name="l00188"></a>00188   <span class="keywordflow">return</span> msn;
<a name="l00189"></a>00189 }
<a name="l00190"></a>00190 
<a name="l00191"></a>00191 <span class="keywordtype">void</span> KMMsgDict::deleteRentry(KMMsgDictREntry *entry)
<a name="l00192"></a>00192 {
<a name="l00193"></a>00193   <span class="keyword">delete</span> entry;
<a name="l00194"></a>00194 }
<a name="l00195"></a>00195 
<a name="l00196"></a>00196 <span class="keywordtype">unsigned</span> <span class="keywordtype">long</span> KMMsgDict::insert(<span class="keywordtype">unsigned</span> <span class="keywordtype">long</span> msgSerNum,
<a name="l00197"></a>00197                                 <span class="keyword">const</span> KMMsgBase *msg, <span class="keywordtype">int</span> index)
<a name="l00198"></a>00198 {
<a name="l00199"></a>00199   <span class="keywordtype">unsigned</span> <span class="keywordtype">long</span> msn = msgSerNum;
<a name="l00200"></a>00200   <span class="keywordflow">if</span> (!msn) {
<a name="l00201"></a>00201     msn = getNextMsgSerNum();
<a name="l00202"></a>00202   } <span class="keywordflow">else</span> {
<a name="l00203"></a>00203     <span class="keywordflow">if</span> (msn &gt;= nextMsgSerNum)
<a name="l00204"></a>00204       nextMsgSerNum = msn + 1;
<a name="l00205"></a>00205   }
<a name="l00206"></a>00206 
<a name="l00207"></a>00207   <a class="code" href="classKMFolderIndex.html" title="A FolderStorage with an index for faster access to often used message properties...">KMFolderIndex</a>* folder = <span class="keyword">static_cast&lt;</span><a class="code" href="classKMFolderIndex.html" title="A FolderStorage with an index for faster access to often used message properties...">KMFolderIndex</a>*<span class="keyword">&gt;</span>( msg-&gt;storage() );
<a name="l00208"></a>00208   <span class="keywordflow">if</span> ( !folder ) {
<a name="l00209"></a>00209     kdDebug(5006) &lt;&lt; <span class="stringliteral">"KMMsgDict::insert: Cannot insert the message, "</span>
<a name="l00210"></a>00210       &lt;&lt; <span class="stringliteral">"null pointer to storage. Requested serial: "</span> &lt;&lt; msgSerNum
<a name="l00211"></a>00211       &lt;&lt; endl;
<a name="l00212"></a>00212     kdDebug(5006) &lt;&lt; <span class="stringliteral">"  Message info: Subject: "</span> &lt;&lt; msg-&gt;subject() &lt;&lt; <span class="stringliteral">", To: "</span>
<a name="l00213"></a>00213       &lt;&lt; msg-&gt;toStrip() &lt;&lt; <span class="stringliteral">", Date: "</span> &lt;&lt; msg-&gt;dateStr() &lt;&lt; endl;
<a name="l00214"></a>00214     <span class="keywordflow">return</span> 0;
<a name="l00215"></a>00215   }
<a name="l00216"></a>00216 
<a name="l00217"></a>00217   <span class="keywordflow">if</span> (index == -1)
<a name="l00218"></a>00218     index = folder-&gt;<a class="code" href="classKMFolderIndex.html#f6e82903f4576ee48811cc335bee9a3a" title="Returns the index of the given message or -1 if not found.">find</a>(msg);
<a name="l00219"></a>00219 
<a name="l00220"></a>00220   <span class="comment">// Should not happen, indicates id file corruption</span>
<a name="l00221"></a>00221   <span class="keywordflow">while</span> (dict-&gt;<a class="code" href="classKMDict.html#8ba4812a3cc3a1cab19a2bff2efdd05d" title="Find an item by key.">find</a>((<span class="keywordtype">long</span>)msn)) {
<a name="l00222"></a>00222     msn = getNextMsgSerNum();
<a name="l00223"></a>00223     folder-&gt;<a class="code" href="classFolderStorage.html#a858aa5f7ba0da3c5552460f20222b0f" title="Change the dirty flag.">setDirty</a>( <span class="keyword">true</span> ); <span class="comment">// rewrite id file</span>
<a name="l00224"></a>00224   }
<a name="l00225"></a>00225 
<a name="l00226"></a>00226   <span class="comment">// Insert into the dict. Don't use dict-&gt;replace() as we _know_</span>
<a name="l00227"></a>00227   <span class="comment">// there is no entry with the same msn, we just made sure.</span>
<a name="l00228"></a>00228   KMMsgDictEntry *entry = <span class="keyword">new</span> KMMsgDictEntry(folder-&gt;<a class="code" href="classFolderStorage.html#0813d307fe9588ff95d475c39d9450b4">folder</a>(), index);
<a name="l00229"></a>00229   dict-&gt;<a class="code" href="classKMDict.html#bf7d89fefddc4c335fce046cbf771b37" title="Inserts an item without replacing ones with the same key.">insert</a>((<span class="keywordtype">long</span>)msn, entry);
<a name="l00230"></a>00230 
<a name="l00231"></a>00231   KMMsgDictREntry *rentry = folder-&gt;<a class="code" href="classFolderStorage.html#6ca06c3495331ef94b2f70511502309d" title="Returns the reverse-dictionary for this folder.">rDict</a>();
<a name="l00232"></a>00232   <span class="keywordflow">if</span> (!rentry) {
<a name="l00233"></a>00233     rentry = <span class="keyword">new</span> KMMsgDictREntry();
<a name="l00234"></a>00234     folder-&gt;<a class="code" href="classFolderStorage.html#92d7984521697bd154f8c9d646b647af" title="Sets the reverse-dictionary for this folder.">setRDict</a>(rentry);
<a name="l00235"></a>00235   }
<a name="l00236"></a>00236   rentry-&gt;set(index, entry);
<a name="l00237"></a>00237 
<a name="l00238"></a>00238   <span class="keywordflow">return</span> msn;
<a name="l00239"></a>00239 }
<a name="l00240"></a>00240 
<a name="l00241"></a>00241 <span class="keywordtype">unsigned</span> <span class="keywordtype">long</span> KMMsgDict::insert(<span class="keyword">const</span> KMMsgBase *msg, <span class="keywordtype">int</span> index)
<a name="l00242"></a>00242 {
<a name="l00243"></a>00243   <span class="keywordtype">unsigned</span> <span class="keywordtype">long</span> msn = msg-&gt;getMsgSerNum();
<a name="l00244"></a>00244   <span class="keywordflow">return</span> insert(msn, msg, index);
<a name="l00245"></a>00245 }
<a name="l00246"></a>00246 
<a name="l00247"></a>00247 <span class="comment">//-----------------------------------------------------------------------------</span>
<a name="l00248"></a>00248 
<a name="l00249"></a>00249 <span class="keywordtype">void</span> KMMsgDict::replace(<span class="keywordtype">unsigned</span> <span class="keywordtype">long</span> msgSerNum,
<a name="l00250"></a>00250                <span class="keyword">const</span> KMMsgBase *msg, <span class="keywordtype">int</span> index)
<a name="l00251"></a>00251 {
<a name="l00252"></a>00252   <a class="code" href="classKMFolderIndex.html" title="A FolderStorage with an index for faster access to often used message properties...">KMFolderIndex</a>* folder = <span class="keyword">static_cast&lt;</span><a class="code" href="classKMFolderIndex.html" title="A FolderStorage with an index for faster access to often used message properties...">KMFolderIndex</a>*<span class="keyword">&gt;</span>( msg-&gt;storage() );
<a name="l00253"></a>00253   <span class="keywordflow">if</span> ( !folder ) {
<a name="l00254"></a>00254     kdDebug(5006) &lt;&lt; <span class="stringliteral">"KMMsgDict::replace: Cannot replace the message serial "</span>
<a name="l00255"></a>00255       &lt;&lt; <span class="stringliteral">"number, null pointer to storage. Requested serial: "</span> &lt;&lt; msgSerNum
<a name="l00256"></a>00256       &lt;&lt; endl;
<a name="l00257"></a>00257     kdDebug(5006) &lt;&lt; <span class="stringliteral">"  Message info: Subject: "</span> &lt;&lt; msg-&gt;subject() &lt;&lt; <span class="stringliteral">", To: "</span>
<a name="l00258"></a>00258       &lt;&lt; msg-&gt;toStrip() &lt;&lt; <span class="stringliteral">", Date: "</span> &lt;&lt; msg-&gt;dateStr() &lt;&lt; endl;
<a name="l00259"></a>00259     <span class="keywordflow">return</span>;
<a name="l00260"></a>00260   }
<a name="l00261"></a>00261 
<a name="l00262"></a>00262   <span class="keywordflow">if</span> ( index == -1 )
<a name="l00263"></a>00263     index = folder-&gt;<a class="code" href="classKMFolderIndex.html#f6e82903f4576ee48811cc335bee9a3a" title="Returns the index of the given message or -1 if not found.">find</a>( msg );
<a name="l00264"></a>00264 
<a name="l00265"></a>00265   <span class="keyword">remove</span>( msgSerNum );
<a name="l00266"></a>00266   KMMsgDictEntry *entry = <span class="keyword">new</span> KMMsgDictEntry( folder-&gt;<a class="code" href="classFolderStorage.html#0813d307fe9588ff95d475c39d9450b4">folder</a>(), index );
<a name="l00267"></a>00267   dict-&gt;<a class="code" href="classKMDict.html#bf7d89fefddc4c335fce046cbf771b37" title="Inserts an item without replacing ones with the same key.">insert</a>( (<span class="keywordtype">long</span>)msgSerNum, entry );
<a name="l00268"></a>00268 
<a name="l00269"></a>00269   KMMsgDictREntry *rentry = folder-&gt;<a class="code" href="classFolderStorage.html#6ca06c3495331ef94b2f70511502309d" title="Returns the reverse-dictionary for this folder.">rDict</a>();
<a name="l00270"></a>00270   <span class="keywordflow">if</span> (!rentry) {
<a name="l00271"></a>00271     rentry = <span class="keyword">new</span> KMMsgDictREntry();
<a name="l00272"></a>00272     folder-&gt;<a class="code" href="classFolderStorage.html#92d7984521697bd154f8c9d646b647af" title="Sets the reverse-dictionary for this folder.">setRDict</a>(rentry);
<a name="l00273"></a>00273   }
<a name="l00274"></a>00274   rentry-&gt;set(index, entry);
<a name="l00275"></a>00275 }
<a name="l00276"></a>00276 
<a name="l00277"></a>00277 <span class="comment">//-----------------------------------------------------------------------------</span>
<a name="l00278"></a>00278 
<a name="l00279"></a>00279 <span class="keywordtype">void</span> KMMsgDict::remove(<span class="keywordtype">unsigned</span> <span class="keywordtype">long</span> msgSerNum)
<a name="l00280"></a>00280 {
<a name="l00281"></a>00281   <span class="keywordtype">long</span> key = (long)msgSerNum;
<a name="l00282"></a>00282   KMMsgDictEntry *entry = (KMMsgDictEntry *)dict-&gt;<a class="code" href="classKMDict.html#8ba4812a3cc3a1cab19a2bff2efdd05d" title="Find an item by key.">find</a>(key);
<a name="l00283"></a>00283   <span class="keywordflow">if</span> (!entry)
<a name="l00284"></a>00284     <span class="keywordflow">return</span>;
<a name="l00285"></a>00285 
<a name="l00286"></a>00286   <span class="keywordflow">if</span> (entry-&gt;folder) {
<a name="l00287"></a>00287     KMMsgDictREntry *rentry = entry-&gt;folder-&gt;storage()-&gt;rDict();
<a name="l00288"></a>00288     <span class="keywordflow">if</span> (rentry)
<a name="l00289"></a>00289       rentry-&gt;set(entry-&gt;index, 0);
<a name="l00290"></a>00290   }
<a name="l00291"></a>00291 
<a name="l00292"></a>00292   dict-&gt;<a class="code" href="classKMDict.html#2bfcf032efe26ef0963fcf5ef808edc9" title="Removes an item.">remove</a>((<span class="keywordtype">long</span>)key);
<a name="l00293"></a>00293 }
<a name="l00294"></a>00294 
<a name="l00295"></a>00295 <span class="keywordtype">unsigned</span> <span class="keywordtype">long</span> KMMsgDict::remove(<span class="keyword">const</span> KMMsgBase *msg)
<a name="l00296"></a>00296 {
<a name="l00297"></a>00297   <span class="keywordtype">unsigned</span> <span class="keywordtype">long</span> msn = msg-&gt;getMsgSerNum();
<a name="l00298"></a>00298   <span class="keyword">remove</span>(msn);
<a name="l00299"></a>00299   <span class="keywordflow">return</span> msn;
<a name="l00300"></a>00300 }
<a name="l00301"></a>00301 
<a name="l00302"></a>00302 <span class="comment">//-----------------------------------------------------------------------------</span>
<a name="l00303"></a>00303 
<a name="l00304"></a>00304 <span class="keywordtype">void</span> KMMsgDict::update(<span class="keyword">const</span> KMMsgBase *msg, <span class="keywordtype">int</span> index, <span class="keywordtype">int</span> newIndex)
<a name="l00305"></a>00305 {
<a name="l00306"></a>00306   KMMsgDictREntry *rentry = msg-&gt;parent()-&gt;storage()-&gt;rDict();
<a name="l00307"></a>00307   <span class="keywordflow">if</span> (rentry) {
<a name="l00308"></a>00308     KMMsgDictEntry *entry = rentry-&gt;get(index);
<a name="l00309"></a>00309     <span class="keywordflow">if</span> (entry) {
<a name="l00310"></a>00310       entry-&gt;index = newIndex;
<a name="l00311"></a>00311       rentry-&gt;set(index, 0);
<a name="l00312"></a>00312       rentry-&gt;set(newIndex, entry);
<a name="l00313"></a>00313     }
<a name="l00314"></a>00314   }
<a name="l00315"></a>00315 }
<a name="l00316"></a>00316 
<a name="l00317"></a>00317 <span class="comment">//-----------------------------------------------------------------------------</span>
<a name="l00318"></a>00318 
<a name="l00319"></a><a class="code" href="classKMMsgDict.html#c5d3159ddfbc5935322acd5602fb06ef">00319</a> <span class="keywordtype">void</span> <a class="code" href="classKMMsgDict.html#c5d3159ddfbc5935322acd5602fb06ef" title="Returns the folder the message represented by the serial number key is in and the...">KMMsgDict::getLocation</a>(<span class="keywordtype">unsigned</span> <span class="keywordtype">long</span> key,
<a name="l00320"></a>00320                             <a class="code" href="classKMFolder.html" title="Mail folder.">KMFolder</a> **retFolder, <span class="keywordtype">int</span> *retIndex)<span class="keyword"> const</span>
<a name="l00321"></a>00321 <span class="keyword"></span>{
<a name="l00322"></a>00322   KMMsgDictEntry *entry = (KMMsgDictEntry *)dict-&gt;<a class="code" href="classKMDict.html#8ba4812a3cc3a1cab19a2bff2efdd05d" title="Find an item by key.">find</a>((<span class="keywordtype">long</span>)key);
<a name="l00323"></a>00323   <span class="keywordflow">if</span> (entry) {
<a name="l00324"></a>00324     *retFolder = (<a class="code" href="classKMFolder.html" title="Mail folder.">KMFolder</a> *)entry-&gt;folder;
<a name="l00325"></a>00325     *retIndex = entry-&gt;index;
<a name="l00326"></a>00326   } <span class="keywordflow">else</span> {
<a name="l00327"></a>00327     *retFolder = 0;
<a name="l00328"></a>00328     *retIndex = -1;
<a name="l00329"></a>00329   }
<a name="l00330"></a>00330 }
<a name="l00331"></a>00331 
<a name="l00332"></a><a class="code" href="classKMMsgDict.html#391a3df69a7eb53b975497bc9edb13fd">00332</a> <span class="keywordtype">void</span> <a class="code" href="classKMMsgDict.html#c5d3159ddfbc5935322acd5602fb06ef" title="Returns the folder the message represented by the serial number key is in and the...">KMMsgDict::getLocation</a>(<span class="keyword">const</span> KMMsgBase *msg,
<a name="l00333"></a>00333                             <a class="code" href="classKMFolder.html" title="Mail folder.">KMFolder</a> **retFolder, <span class="keywordtype">int</span> *retIndex)<span class="keyword"> const</span>
<a name="l00334"></a>00334 <span class="keyword"></span>{
<a name="l00335"></a>00335   <a class="code" href="classKMMsgDict.html#c5d3159ddfbc5935322acd5602fb06ef" title="Returns the folder the message represented by the serial number key is in and the...">getLocation</a>(msg-&gt;getMsgSerNum(), retFolder, retIndex);
<a name="l00336"></a>00336 }
<a name="l00337"></a>00337 
<a name="l00338"></a><a class="code" href="classKMMsgDict.html#a85907dc67f8c771e6b2e6d7436902e0">00338</a> <span class="keywordtype">void</span> <a class="code" href="classKMMsgDict.html#c5d3159ddfbc5935322acd5602fb06ef" title="Returns the folder the message represented by the serial number key is in and the...">KMMsgDict::getLocation</a>( <span class="keyword">const</span> <a class="code" href="classKMMessage.html" title="This is a Mime Message.">KMMessage</a> * msg, <a class="code" href="classKMFolder.html" title="Mail folder.">KMFolder</a> * *retFolder, <span class="keywordtype">int</span> * retIndex )<span class="keyword"> const</span>
<a name="l00339"></a>00339 <span class="keyword"></span>{
<a name="l00340"></a>00340   <a class="code" href="classKMMsgDict.html#c5d3159ddfbc5935322acd5602fb06ef" title="Returns the folder the message represented by the serial number key is in and the...">getLocation</a>( msg-&gt;<a class="code" href="classKMMessage.html#d8a3687b6c8e690a6225b59fdf80eeb8" title="Get KMMsgBase for this object.">toMsgBase</a>().getMsgSerNum(), retFolder, retIndex );
<a name="l00341"></a>00341 }
<a name="l00342"></a>00342 
<a name="l00343"></a>00343 <span class="comment">//-----------------------------------------------------------------------------</span>
<a name="l00344"></a>00344 
<a name="l00345"></a><a class="code" href="classKMMsgDict.html#b98934abbf3b880e5c329b590077e014">00345</a> <span class="keywordtype">unsigned</span> <span class="keywordtype">long</span> <a class="code" href="classKMMsgDict.html#b98934abbf3b880e5c329b590077e014" title="Find the message serial number for the message located at index index in folder folder...">KMMsgDict::getMsgSerNum</a>(<a class="code" href="classKMFolder.html" title="Mail folder.">KMFolder</a> *folder, <span class="keywordtype">int</span> index)<span class="keyword"> const</span>
<a name="l00346"></a>00346 <span class="keyword"></span>{
<a name="l00347"></a>00347   <span class="keywordtype">unsigned</span> <span class="keywordtype">long</span> msn = 0;
<a name="l00348"></a>00348   <span class="keywordflow">if</span> ( folder ) {
<a name="l00349"></a>00349     KMMsgDictREntry *rentry = folder-&gt;<a class="code" href="classKMFolder.html#4c7476219c137471fb93cb8c88061336">storage</a>()-&gt;<a class="code" href="classFolderStorage.html#6ca06c3495331ef94b2f70511502309d" title="Returns the reverse-dictionary for this folder.">rDict</a>();
<a name="l00350"></a>00350     <span class="keywordflow">if</span> (rentry)
<a name="l00351"></a>00351       msn = rentry-&gt;getMsn(index);
<a name="l00352"></a>00352   }
<a name="l00353"></a>00353   <span class="keywordflow">return</span> msn;
<a name="l00354"></a>00354 }
<a name="l00355"></a>00355 
<a name="l00356"></a>00356 <span class="comment">//-----------------------------------------------------------------------------</span>
<a name="l00357"></a>00357 
<a name="l00358"></a>00358 <span class="comment">//static</span>
<a name="l00359"></a><a class="code" href="classKMMsgDict.html#73fb5884612f8ee6d1286e40a1c65d27">00359</a> QValueList&lt;unsigned long&gt; <a class="code" href="classKMMsgDict.html#73fb5884612f8ee6d1286e40a1c65d27" title="Convert a list of KMMsgBase pointers to a list of serial numbers.">KMMsgDict::serNumList</a>(QPtrList&lt;KMMsgBase&gt; msgList)
<a name="l00360"></a>00360 {
<a name="l00361"></a>00361   QValueList&lt;unsigned long&gt; ret;
<a name="l00362"></a>00362   <span class="keywordflow">for</span> ( <span class="keywordtype">unsigned</span> <span class="keywordtype">int</span> i = 0; i &lt; msgList.count(); i++ ) {
<a name="l00363"></a>00363     <span class="keywordtype">unsigned</span> <span class="keywordtype">long</span> serNum = msgList.at(i)-&gt;getMsgSerNum();
<a name="l00364"></a>00364     assert( serNum );
<a name="l00365"></a>00365     ret.append( serNum );
<a name="l00366"></a>00366   }
<a name="l00367"></a>00367   <span class="keywordflow">return</span> ret;
<a name="l00368"></a>00368 }
<a name="l00369"></a>00369 
<a name="l00370"></a>00370 <span class="comment">//-----------------------------------------------------------------------------</span>
<a name="l00371"></a>00371 
<a name="l00372"></a>00372 QString KMMsgDict::getFolderIdsLocation( <span class="keyword">const</span> <a class="code" href="classFolderStorage.html" title="The FolderStorage class is the bass class for the storage related aspects of a collection...">FolderStorage</a> &amp;storage )
<a name="l00373"></a>00373 {
<a name="l00374"></a>00374   <span class="keywordflow">return</span> storage.<a class="code" href="classFolderStorage.html#dc9e9405b32874b623442068194a71ea" title="Returns full path to index file.">indexLocation</a>() + <span class="stringliteral">".ids"</span>;
<a name="l00375"></a>00375 }
<a name="l00376"></a>00376 
<a name="l00377"></a>00377 <span class="comment">//-----------------------------------------------------------------------------</span>
<a name="l00378"></a>00378 
<a name="l00379"></a>00379 <span class="keywordtype">bool</span> KMMsgDict::isFolderIdsOutdated( <span class="keyword">const</span> <a class="code" href="classFolderStorage.html" title="The FolderStorage class is the bass class for the storage related aspects of a collection...">FolderStorage</a> &amp;storage )
<a name="l00380"></a>00380 {
<a name="l00381"></a>00381   <span class="keywordtype">bool</span> outdated = <span class="keyword">false</span>;
<a name="l00382"></a>00382 
<a name="l00383"></a>00383   QFileInfo indexInfo( storage.<a class="code" href="classFolderStorage.html#dc9e9405b32874b623442068194a71ea" title="Returns full path to index file.">indexLocation</a>() );
<a name="l00384"></a>00384   QFileInfo idsInfo( getFolderIdsLocation( storage ) );
<a name="l00385"></a>00385 
<a name="l00386"></a>00386   <span class="keywordflow">if</span> (!indexInfo.exists() || !idsInfo.exists())
<a name="l00387"></a>00387     outdated = <span class="keyword">true</span>;
<a name="l00388"></a>00388   <span class="keywordflow">if</span> (indexInfo.lastModified() &gt; idsInfo.lastModified())
<a name="l00389"></a>00389     outdated = <span class="keyword">true</span>;
<a name="l00390"></a>00390 
<a name="l00391"></a>00391   <span class="keywordflow">return</span> outdated;
<a name="l00392"></a>00392 }
<a name="l00393"></a>00393 
<a name="l00394"></a>00394 <span class="comment">//-----------------------------------------------------------------------------</span>
<a name="l00395"></a>00395 
<a name="l00396"></a>00396 <span class="keywordtype">int</span> KMMsgDict::readFolderIds( <a class="code" href="classFolderStorage.html" title="The FolderStorage class is the bass class for the storage related aspects of a collection...">FolderStorage</a>&amp; storage )
<a name="l00397"></a>00397 {
<a name="l00398"></a>00398   <span class="keywordflow">if</span> ( isFolderIdsOutdated( storage ) )
<a name="l00399"></a>00399     <span class="keywordflow">return</span> -1;
<a name="l00400"></a>00400 
<a name="l00401"></a>00401   QString filename = getFolderIdsLocation( storage );
<a name="l00402"></a>00402   FILE *fp = fopen(QFile::encodeName(filename), <span class="stringliteral">"r+"</span>);
<a name="l00403"></a>00403   <span class="keywordflow">if</span> (!fp)
<a name="l00404"></a>00404     <span class="keywordflow">return</span> -1;
<a name="l00405"></a>00405 
<a name="l00406"></a>00406   <span class="keywordtype">int</span> version = 0;
<a name="l00407"></a>00407   fscanf(fp, IDS_HEADER, &amp;version);
<a name="l00408"></a>00408   <span class="keywordflow">if</span> (version != IDS_VERSION) {
<a name="l00409"></a>00409     fclose(fp);
<a name="l00410"></a>00410     <span class="keywordflow">return</span> -1;
<a name="l00411"></a>00411   }
<a name="l00412"></a>00412 
<a name="l00413"></a>00413   <span class="keywordtype">bool</span> swapByteOrder;
<a name="l00414"></a>00414   Q_UINT32 byte_order;
<a name="l00415"></a>00415   <span class="keywordflow">if</span> (!fread(&amp;byte_order, <span class="keyword">sizeof</span>(byte_order), 1, fp)) {
<a name="l00416"></a>00416     fclose(fp);
<a name="l00417"></a>00417     <span class="keywordflow">return</span> -1;
<a name="l00418"></a>00418   }
<a name="l00419"></a>00419   swapByteOrder = (byte_order == 0x78563412);
<a name="l00420"></a>00420 
<a name="l00421"></a>00421   Q_UINT32 count;
<a name="l00422"></a>00422   <span class="keywordflow">if</span> (!fread(&amp;count, <span class="keyword">sizeof</span>(count), 1, fp)) {
<a name="l00423"></a>00423     fclose(fp);
<a name="l00424"></a>00424     <span class="keywordflow">return</span> -1;
<a name="l00425"></a>00425   }
<a name="l00426"></a>00426   <span class="keywordflow">if</span> (swapByteOrder)
<a name="l00427"></a>00427      count = kmail_swap_32(count);
<a name="l00428"></a>00428 
<a name="l00429"></a>00429   <span class="comment">// quick consistency check to avoid allocating huge amount of memory</span>
<a name="l00430"></a>00430   <span class="comment">// due to reading corrupt file (#71549)</span>
<a name="l00431"></a>00431   <span class="keywordtype">long</span> pos = ftell(fp);       <span class="comment">// store current position</span>
<a name="l00432"></a>00432   fseek(fp, 0, SEEK_END);
<a name="l00433"></a>00433   <span class="keywordtype">long</span> fileSize = ftell(fp);  <span class="comment">// how large is the file ?</span>
<a name="l00434"></a>00434   fseek(fp, pos, SEEK_SET);   <span class="comment">// back to previous position</span>
<a name="l00435"></a>00435 
<a name="l00436"></a>00436   <span class="comment">// the file must at least contain what we try to read below</span>
<a name="l00437"></a>00437   <span class="keywordflow">if</span> ( (fileSize - pos) &lt; (<span class="keywordtype">long</span>)(count * <span class="keyword">sizeof</span>(Q_UINT32)) ) {
<a name="l00438"></a>00438     fclose(fp);
<a name="l00439"></a>00439     <span class="keywordflow">return</span> -1;
<a name="l00440"></a>00440   }
<a name="l00441"></a>00441 
<a name="l00442"></a>00442   KMMsgDictREntry *rentry = <span class="keyword">new</span> KMMsgDictREntry(count);
<a name="l00443"></a>00443 
<a name="l00444"></a>00444   <span class="keywordflow">for</span> (<span class="keywordtype">unsigned</span> <span class="keywordtype">int</span> index = 0; index &lt; count; index++) {
<a name="l00445"></a>00445     Q_UINT32 msn;
<a name="l00446"></a>00446 
<a name="l00447"></a>00447     <span class="keywordtype">bool</span> readOk = fread(&amp;msn, <span class="keyword">sizeof</span>(msn), 1, fp);
<a name="l00448"></a>00448     <span class="keywordflow">if</span> (swapByteOrder)
<a name="l00449"></a>00449        msn = kmail_swap_32(msn);
<a name="l00450"></a>00450 
<a name="l00451"></a>00451     <span class="keywordflow">if</span> (!readOk || dict-&gt;<a class="code" href="classKMDict.html#8ba4812a3cc3a1cab19a2bff2efdd05d" title="Find an item by key.">find</a>(msn)) {
<a name="l00452"></a>00452       <span class="keywordflow">for</span> (<span class="keywordtype">unsigned</span> <span class="keywordtype">int</span> i = 0; i &lt; index; i++) {
<a name="l00453"></a>00453         msn = rentry-&gt;getMsn(i);
<a name="l00454"></a>00454         dict-&gt;<a class="code" href="classKMDict.html#2bfcf032efe26ef0963fcf5ef808edc9" title="Removes an item.">remove</a>((<span class="keywordtype">long</span>)msn);
<a name="l00455"></a>00455       }
<a name="l00456"></a>00456       <span class="keyword">delete</span> rentry;
<a name="l00457"></a>00457       fclose(fp);
<a name="l00458"></a>00458       <span class="keywordflow">return</span> -1;
<a name="l00459"></a>00459     }
<a name="l00460"></a>00460 
<a name="l00461"></a>00461     <span class="comment">//if (!msn)</span>
<a name="l00462"></a>00462       <span class="comment">//kdDebug(5006) &lt;&lt; "Dict found zero serial number in folder " &lt;&lt; folder-&gt;label() &lt;&lt; endl;</span>
<a name="l00463"></a>00463 
<a name="l00464"></a>00464     <span class="comment">// Insert into the dict. Don't use dict-&gt;replace() as we _know_</span>
<a name="l00465"></a>00465     <span class="comment">// there is no entry with the same msn, we just made sure.</span>
<a name="l00466"></a>00466     KMMsgDictEntry *entry = <span class="keyword">new</span> KMMsgDictEntry( storage.<a class="code" href="classFolderStorage.html#0813d307fe9588ff95d475c39d9450b4">folder</a>(), index);
<a name="l00467"></a>00467     dict-&gt;<a class="code" href="classKMDict.html#bf7d89fefddc4c335fce046cbf771b37" title="Inserts an item without replacing ones with the same key.">insert</a>((<span class="keywordtype">long</span>)msn, entry);
<a name="l00468"></a>00468     <span class="keywordflow">if</span> (msn &gt;= nextMsgSerNum)
<a name="l00469"></a>00469       nextMsgSerNum = msn + 1;
<a name="l00470"></a>00470 
<a name="l00471"></a>00471     rentry-&gt;set(index, entry);
<a name="l00472"></a>00472   }
<a name="l00473"></a>00473   <span class="comment">// Remember how many items we put into the dict this time so we can create</span>
<a name="l00474"></a>00474   <span class="comment">// it with an appropriate size next time.</span>
<a name="l00475"></a>00475   GlobalSettings::setMsgDictSizeHint( GlobalSettings::msgDictSizeHint() + count );
<a name="l00476"></a>00476 
<a name="l00477"></a>00477   fclose(fp);
<a name="l00478"></a>00478   storage.<a class="code" href="classFolderStorage.html#92d7984521697bd154f8c9d646b647af" title="Sets the reverse-dictionary for this folder.">setRDict</a>(rentry);
<a name="l00479"></a>00479 
<a name="l00480"></a>00480   <span class="keywordflow">return</span> 0;
<a name="l00481"></a>00481 }
<a name="l00482"></a>00482 
<a name="l00483"></a>00483 <span class="comment">//-----------------------------------------------------------------------------</span>
<a name="l00484"></a>00484 
<a name="l00485"></a>00485 KMMsgDictREntry *KMMsgDict::openFolderIds( <span class="keyword">const</span> <a class="code" href="classFolderStorage.html" title="The FolderStorage class is the bass class for the storage related aspects of a collection...">FolderStorage</a>&amp; storage, <span class="keywordtype">bool</span> truncate)
<a name="l00486"></a>00486 {
<a name="l00487"></a>00487   KMMsgDictREntry *rentry = storage.<a class="code" href="classFolderStorage.html#6ca06c3495331ef94b2f70511502309d" title="Returns the reverse-dictionary for this folder.">rDict</a>();
<a name="l00488"></a>00488   <span class="keywordflow">if</span> (!rentry) {
<a name="l00489"></a>00489     rentry = <span class="keyword">new</span> KMMsgDictREntry();
<a name="l00490"></a>00490     storage.<a class="code" href="classFolderStorage.html#92d7984521697bd154f8c9d646b647af" title="Sets the reverse-dictionary for this folder.">setRDict</a>(rentry);
<a name="l00491"></a>00491   }
<a name="l00492"></a>00492 
<a name="l00493"></a>00493   <span class="keywordflow">if</span> (!rentry-&gt;fp) {
<a name="l00494"></a>00494     QString filename = getFolderIdsLocation( storage );
<a name="l00495"></a>00495     FILE *fp = truncate ? 0 : fopen(QFile::encodeName(filename), <span class="stringliteral">"r+"</span>);
<a name="l00496"></a>00496     <span class="keywordflow">if</span> (fp)
<a name="l00497"></a>00497     {
<a name="l00498"></a>00498       <span class="keywordtype">int</span> version = 0;
<a name="l00499"></a>00499       fscanf(fp, IDS_HEADER, &amp;version);
<a name="l00500"></a>00500       <span class="keywordflow">if</span> (version == IDS_VERSION)
<a name="l00501"></a>00501       {
<a name="l00502"></a>00502          Q_UINT32 byte_order = 0;
<a name="l00503"></a>00503          fread(&amp;byte_order, <span class="keyword">sizeof</span>(byte_order), 1, fp);
<a name="l00504"></a>00504          rentry-&gt;swapByteOrder = (byte_order == 0x78563412);
<a name="l00505"></a>00505       }
<a name="l00506"></a>00506       <span class="keywordflow">else</span>
<a name="l00507"></a>00507       {
<a name="l00508"></a>00508          fclose(fp);
<a name="l00509"></a>00509          fp = 0;
<a name="l00510"></a>00510       }
<a name="l00511"></a>00511     }
<a name="l00512"></a>00512 
<a name="l00513"></a>00513     <span class="keywordflow">if</span> (!fp)
<a name="l00514"></a>00514     {
<a name="l00515"></a>00515       fp = fopen(QFile::encodeName(filename), <span class="stringliteral">"w+"</span>);
<a name="l00516"></a>00516       <span class="keywordflow">if</span> (!fp)
<a name="l00517"></a>00517       {
<a name="l00518"></a>00518         kdDebug(5006) &lt;&lt; <span class="stringliteral">"Dict '"</span> &lt;&lt; filename
<a name="l00519"></a>00519                       &lt;&lt; <span class="stringliteral">"' cannot open with folder "</span> &lt;&lt; storage.<a class="code" href="classFolderStorage.html#ab46d25f9fd9f7ba3ddc112e642a04ce" title="Returns the label of the folder for visualization.">label</a>() &lt;&lt; <span class="stringliteral">": "</span>
<a name="l00520"></a>00520                       &lt;&lt; strerror(errno) &lt;&lt; <span class="stringliteral">" ("</span> &lt;&lt; errno &lt;&lt; <span class="stringliteral">")"</span> &lt;&lt; endl;
<a name="l00521"></a>00521          <span class="keyword">delete</span> rentry;
<a name="l00522"></a>00522          rentry = 0;
<a name="l00523"></a>00523          <span class="keywordflow">return</span> 0;
<a name="l00524"></a>00524       }
<a name="l00525"></a>00525       fprintf(fp, IDS_HEADER, IDS_VERSION);
<a name="l00526"></a>00526       Q_UINT32 byteOrder = 0x12345678;
<a name="l00527"></a>00527       fwrite(&amp;byteOrder, <span class="keyword">sizeof</span>(byteOrder), 1, fp);
<a name="l00528"></a>00528       rentry-&gt;swapByteOrder = <span class="keyword">false</span>;
<a name="l00529"></a>00529     }
<a name="l00530"></a>00530     rentry-&gt;baseOffset = ftell(fp);
<a name="l00531"></a>00531     rentry-&gt;fp = fp;
<a name="l00532"></a>00532   }
<a name="l00533"></a>00533 
<a name="l00534"></a>00534   <span class="keywordflow">return</span> rentry;
<a name="l00535"></a>00535 }
<a name="l00536"></a>00536 
<a name="l00537"></a>00537 <span class="comment">//-----------------------------------------------------------------------------</span>
<a name="l00538"></a>00538 
<a name="l00539"></a>00539 <span class="keywordtype">int</span> KMMsgDict::writeFolderIds( <span class="keyword">const</span> <a class="code" href="classFolderStorage.html" title="The FolderStorage class is the bass class for the storage related aspects of a collection...">FolderStorage</a> &amp;storage )
<a name="l00540"></a>00540 {
<a name="l00541"></a>00541   KMMsgDictREntry *rentry = openFolderIds( storage, <span class="keyword">true</span> );
<a name="l00542"></a>00542   <span class="keywordflow">if</span> (!rentry)
<a name="l00543"></a>00543     <span class="keywordflow">return</span> 0;
<a name="l00544"></a>00544   FILE *fp = rentry-&gt;fp;
<a name="l00545"></a>00545 
<a name="l00546"></a>00546   fseek(fp, rentry-&gt;baseOffset, SEEK_SET);
<a name="l00547"></a>00547   <span class="comment">// kdDebug(5006) &lt;&lt; "Dict writing for folder " &lt;&lt; storage.label() &lt;&lt; endl;</span>
<a name="l00548"></a>00548   Q_UINT32 count = rentry-&gt;getRealSize();
<a name="l00549"></a>00549   <span class="keywordflow">if</span> (!fwrite(&amp;count, <span class="keyword">sizeof</span>(count), 1, fp)) {
<a name="l00550"></a>00550     kdDebug(5006) &lt;&lt; <span class="stringliteral">"Dict cannot write count with folder "</span> &lt;&lt; storage.<a class="code" href="classFolderStorage.html#ab46d25f9fd9f7ba3ddc112e642a04ce" title="Returns the label of the folder for visualization.">label</a>() &lt;&lt; <span class="stringliteral">": "</span>
<a name="l00551"></a>00551                   &lt;&lt; strerror(errno) &lt;&lt; <span class="stringliteral">" ("</span> &lt;&lt; errno &lt;&lt; <span class="stringliteral">")"</span> &lt;&lt; endl;
<a name="l00552"></a>00552     <span class="keywordflow">return</span> -1;
<a name="l00553"></a>00553   }
<a name="l00554"></a>00554 
<a name="l00555"></a>00555   <span class="keywordflow">for</span> (<span class="keywordtype">unsigned</span> <span class="keywordtype">int</span> index = 0; index &lt; count; index++) {
<a name="l00556"></a>00556     Q_UINT32 msn = rentry-&gt;getMsn(index);
<a name="l00557"></a>00557     <span class="keywordflow">if</span> (!fwrite(&amp;msn, <span class="keyword">sizeof</span>(msn), 1, fp))
<a name="l00558"></a>00558       <span class="keywordflow">return</span> -1;
<a name="l00559"></a>00559   }
<a name="l00560"></a>00560 
<a name="l00561"></a>00561   rentry-&gt;sync();
<a name="l00562"></a>00562 
<a name="l00563"></a>00563   off_t eof = ftell(fp);
<a name="l00564"></a>00564   QString filename = getFolderIdsLocation( storage );
<a name="l00565"></a>00565   truncate(QFile::encodeName(filename), eof);
<a name="l00566"></a>00566   fclose(rentry-&gt;fp);
<a name="l00567"></a>00567   rentry-&gt;fp = 0;
<a name="l00568"></a>00568 
<a name="l00569"></a>00569   <span class="keywordflow">return</span> 0;
<a name="l00570"></a>00570 }
<a name="l00571"></a>00571 
<a name="l00572"></a>00572 <span class="comment">//-----------------------------------------------------------------------------</span>
<a name="l00573"></a>00573 
<a name="l00574"></a>00574 <span class="keywordtype">int</span> KMMsgDict::touchFolderIds( <span class="keyword">const</span> <a class="code" href="classFolderStorage.html" title="The FolderStorage class is the bass class for the storage related aspects of a collection...">FolderStorage</a> &amp;storage )
<a name="l00575"></a>00575 {
<a name="l00576"></a>00576   KMMsgDictREntry *rentry = openFolderIds( storage, <span class="keyword">false</span>);
<a name="l00577"></a>00577   <span class="keywordflow">if</span> (rentry) {
<a name="l00578"></a>00578     rentry-&gt;sync();
<a name="l00579"></a>00579     fclose(rentry-&gt;fp);
<a name="l00580"></a>00580     rentry-&gt;fp = 0;
<a name="l00581"></a>00581   }
<a name="l00582"></a>00582   <span class="keywordflow">return</span> 0;
<a name="l00583"></a>00583 }
<a name="l00584"></a>00584 
<a name="l00585"></a>00585 <span class="comment">//-----------------------------------------------------------------------------</span>
<a name="l00586"></a>00586 
<a name="l00587"></a>00587 <span class="keywordtype">int</span> KMMsgDict::appendToFolderIds( <a class="code" href="classFolderStorage.html" title="The FolderStorage class is the bass class for the storage related aspects of a collection...">FolderStorage</a>&amp; storage, <span class="keywordtype">int</span> index)
<a name="l00588"></a>00588 {
<a name="l00589"></a>00589   KMMsgDictREntry *rentry = openFolderIds( storage, <span class="keyword">false</span>);
<a name="l00590"></a>00590   <span class="keywordflow">if</span> (!rentry)
<a name="l00591"></a>00591     <span class="keywordflow">return</span> 0;
<a name="l00592"></a>00592   FILE *fp = rentry-&gt;fp;
<a name="l00593"></a>00593 
<a name="l00594"></a>00594 <span class="comment">//  kdDebug(5006) &lt;&lt; "Dict appending for folder " &lt;&lt; storage.label() &lt;&lt; endl;</span>
<a name="l00595"></a>00595 
<a name="l00596"></a>00596   fseek(fp, rentry-&gt;baseOffset, SEEK_SET);
<a name="l00597"></a>00597   Q_UINT32 count;
<a name="l00598"></a>00598   <span class="keywordflow">if</span> (!fread(&amp;count, <span class="keyword">sizeof</span>(count), 1, fp)) {
<a name="l00599"></a>00599     kdDebug(5006) &lt;&lt; <span class="stringliteral">"Dict cannot read count for folder "</span> &lt;&lt; storage.<a class="code" href="classFolderStorage.html#ab46d25f9fd9f7ba3ddc112e642a04ce" title="Returns the label of the folder for visualization.">label</a>() &lt;&lt; <span class="stringliteral">": "</span>
<a name="l00600"></a>00600                   &lt;&lt; strerror(errno) &lt;&lt; <span class="stringliteral">" ("</span> &lt;&lt; errno &lt;&lt; <span class="stringliteral">")"</span> &lt;&lt; endl;
<a name="l00601"></a>00601     <span class="keywordflow">return</span> 0;
<a name="l00602"></a>00602   }
<a name="l00603"></a>00603   <span class="keywordflow">if</span> (rentry-&gt;swapByteOrder)
<a name="l00604"></a>00604      count = kmail_swap_32(count);
<a name="l00605"></a>00605 
<a name="l00606"></a>00606   count++;
<a name="l00607"></a>00607 
<a name="l00608"></a>00608   <span class="keywordflow">if</span> (rentry-&gt;swapByteOrder)
<a name="l00609"></a>00609      count = kmail_swap_32(count);
<a name="l00610"></a>00610   fseek(fp, rentry-&gt;baseOffset, SEEK_SET);
<a name="l00611"></a>00611   <span class="keywordflow">if</span> (!fwrite(&amp;count, <span class="keyword">sizeof</span>(count), 1, fp)) {
<a name="l00612"></a>00612     kdDebug(5006) &lt;&lt; <span class="stringliteral">"Dict cannot write count for folder "</span> &lt;&lt; storage.<a class="code" href="classFolderStorage.html#ab46d25f9fd9f7ba3ddc112e642a04ce" title="Returns the label of the folder for visualization.">label</a>() &lt;&lt; <span class="stringliteral">": "</span>
<a name="l00613"></a>00613                   &lt;&lt; strerror(errno) &lt;&lt; <span class="stringliteral">" ("</span> &lt;&lt; errno &lt;&lt; <span class="stringliteral">")"</span> &lt;&lt; endl;
<a name="l00614"></a>00614     <span class="keywordflow">return</span> 0;
<a name="l00615"></a>00615   }
<a name="l00616"></a>00616 
<a name="l00617"></a>00617   <span class="keywordtype">long</span> ofs = (count - 1) * <span class="keyword">sizeof</span>(ulong);
<a name="l00618"></a>00618   <span class="keywordflow">if</span> (ofs &gt; 0)
<a name="l00619"></a>00619     fseek(fp, ofs, SEEK_CUR);
<a name="l00620"></a>00620 
<a name="l00621"></a>00621   Q_UINT32 msn = rentry-&gt;getMsn(index);
<a name="l00622"></a>00622   <span class="keywordflow">if</span> (rentry-&gt;swapByteOrder)
<a name="l00623"></a>00623      msn = kmail_swap_32(msn);
<a name="l00624"></a>00624   <span class="keywordflow">if</span> (!fwrite(&amp;msn, <span class="keyword">sizeof</span>(msn), 1, fp)) {
<a name="l00625"></a>00625     kdDebug(5006) &lt;&lt; <span class="stringliteral">"Dict cannot write count for folder "</span> &lt;&lt; storage.<a class="code" href="classFolderStorage.html#ab46d25f9fd9f7ba3ddc112e642a04ce" title="Returns the label of the folder for visualization.">label</a>() &lt;&lt; <span class="stringliteral">": "</span>
<a name="l00626"></a>00626                   &lt;&lt; strerror(errno) &lt;&lt; <span class="stringliteral">" ("</span> &lt;&lt; errno &lt;&lt; <span class="stringliteral">")"</span> &lt;&lt; endl;
<a name="l00627"></a>00627     <span class="keywordflow">return</span> 0;
<a name="l00628"></a>00628   }
<a name="l00629"></a>00629 
<a name="l00630"></a>00630   rentry-&gt;sync();
<a name="l00631"></a>00631   fclose(rentry-&gt;fp);
<a name="l00632"></a>00632   rentry-&gt;fp = 0;
<a name="l00633"></a>00633 
<a name="l00634"></a>00634   <span class="keywordflow">return</span> 0;
<a name="l00635"></a>00635 }
<a name="l00636"></a>00636 
<a name="l00637"></a>00637 <span class="comment">//-----------------------------------------------------------------------------</span>
<a name="l00638"></a>00638 
<a name="l00639"></a>00639 <span class="keywordtype">bool</span> KMMsgDict::hasFolderIds( <span class="keyword">const</span> <a class="code" href="classFolderStorage.html" title="The FolderStorage class is the bass class for the storage related aspects of a collection...">FolderStorage</a>&amp; storage )
<a name="l00640"></a>00640 {
<a name="l00641"></a>00641   <span class="keywordflow">return</span> storage.<a class="code" href="classFolderStorage.html#6ca06c3495331ef94b2f70511502309d" title="Returns the reverse-dictionary for this folder.">rDict</a>() != 0;
<a name="l00642"></a>00642 }
<a name="l00643"></a>00643 
<a name="l00644"></a>00644 <span class="comment">//-----------------------------------------------------------------------------</span>
<a name="l00645"></a>00645 
<a name="l00646"></a>00646 <span class="keywordtype">bool</span> KMMsgDict::removeFolderIds( <a class="code" href="classFolderStorage.html" title="The FolderStorage class is the bass class for the storage related aspects of a collection...">FolderStorage</a>&amp; storage )
<a name="l00647"></a>00647 {
<a name="l00648"></a>00648   storage.<a class="code" href="classFolderStorage.html#92d7984521697bd154f8c9d646b647af" title="Sets the reverse-dictionary for this folder.">setRDict</a>( 0 );
<a name="l00649"></a>00649   QString filename = getFolderIdsLocation( storage );
<a name="l00650"></a>00650   <span class="keywordflow">return</span> unlink( QFile::encodeName( filename) );
<a name="l00651"></a>00651 }
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value="classKMail_1_1MboxCompactionJob.html">kmail::mboxcompactionjob</option>,  <option value="classKMail_1_1MessageActions.html">kmail::messageactions</option>,  <option value="classKMail_1_1MessageCopyHelper.html">kmail::messagecopyhelper</option>,  <option value="classKMail_1_1PartNodeBodyPart.html">kmail::partnodebodypart</option>,  <option value="classKMail_1_1PopAccount.html">kmail::popaccount</option>,  <option value="classKMail_1_1QuotaJobs_1_1GetQuotarootJob.html">kmail::quotajobs::getquotarootjob</option>,  <option value="classKMail_1_1QuotaJobs_1_1GetStorageQuotaJob.html">kmail::quotajobs::getstoragequotajob</option>,  <option value="classKMail_1_1RedirectDialog.html">kmail::redirectdialog</option>,  <option value="classKMail_1_1RenameJob.html">kmail::renamejob</option>,  <option value="classKMail_1_1RuleWidgetHandler.html">kmail::rulewidgethandler</option>,  <option value="classKMail_1_1RuleWidgetHandlerManager.html">kmail::rulewidgethandlermanager</option>,  <option value="classKMail_1_1ScheduledCompactionTask.html">kmail::scheduledcompactiontask</option>,  <option value="classKMail_1_1ScheduledExpireTask.html">kmail::scheduledexpiretask</option>,  <option value="classKMail_1_1ScheduledJob.html">kmail::scheduledjob</option>,  <option value="classKMail_1_1ScheduledTask.html">kmail::scheduledtask</option>,  <option value="classKMail_1_1SearchJob.html">kmail::searchjob</option>,  <option value="classKMail_1_1SearchWindow.html">kmail::searchwindow</option>,  <option value="classKMail_1_1SecondaryWindow.html">kmail::secondarywindow</option>,  <option value="classKMail_1_1SieveDebugDialog.html">kmail::sievedebugdialog</option>,  <option value="classKMail_1_1SortCacheItem.html">kmail::sortcacheitem</option>,  <option value="classKMail_1_1SpamHeaderAnalyzer.html">kmail::spamheaderanalyzer</option>,  <option value="classKMail_1_1SpamScore.html">kmail::spamscore</option>,  <option value="classKMail_1_1TeeHtmlWriter.html">kmail::teehtmlwriter</option>,  <option value="classKMail_1_1TransportManager.html">kmail::transportmanager</option>,  <option value="classKMail_1_1UndoInfo.html">kmail::undoinfo</option>,  <option value="classKMail_1_1URLHandler.html">kmail::urlhandler</option>,  <option value="classKMail_1_1URLHandlerManager.html">kmail::urlhandlermanager</option>,  <option value="classKMail_1_1Util_1_1LaterDeleter.html">kmail::util::laterdeleter</option>,  <option value="classKMailICalIfaceImpl.html">kmailicalifaceimpl</option>,  <option value="classKMailIface.html">kmailiface</option>,  <option value="classKMDict.html">kmdict</option>,  <option value="classKMDictItem.html">kmdictitem</option>,  <option value="classKMFilterAction.html">kmfilteraction</option>,  <option value="classKMFilterActionDict.html">kmfilteractiondict</option>,  <option value="classKMFilterActionWidget.html">kmfilteractionwidget</option>,  <option value="classKMFilterActionWithAddress.html">kmfilteractionwithaddress</option>,  <option value="classKMFilterActionWithFolder.html">kmfilteractionwithfolder</option>,  <option value="classKMFilterActionWithNone.html">kmfilteractionwithnone</option>,  <option value="classKMFilterActionWithString.html">kmfilteractionwithstring</option>,  <option value="classKMFilterActionWithStringList.html">kmfilteractionwithstringlist</option>,  <option value="classKMFilterActionWithUOID.html">kmfilteractionwithuoid</option>,  <option value="classKMFilterActionWithUrl.html">kmfilteractionwithurl</option>,  <option value="classKMFilterDlg.html">kmfilterdlg</option>,  <option value="classKMFilterListBox.html">kmfilterlistbox</option>,  <option value="classKMFolder.html">kmfolder</option>,  <option value="classKMFolderDialog.html">kmfolderdialog</option>,  <option value="classKMFolderDir.html">kmfolderdir</option>,  <option value="classKMFolderIndex.html">kmfolderindex</option>,  <option value="classKMFolderOpener.html">kmfolderopener</option>,  <option value="classKMHeaders.html">kmheaders</option>,  <option value="classKMKernel.html">kmkernel</option>,  <option value="classKMMenuCommand.html">kmmenucommand</option>,  <option value="classKMMessage.html">kmmessage</option>,  <option value="classKMMsgDict.html">kmmsgdict</option>,  <option value="classKMMsgList.html">kmmsglist</option>,  <option value="classKMMsgPartDialog.html">kmmsgpartdialog</option>,  <option value="classKMMsgPartDialogCompat.html">kmmsgpartdialogcompat</option>,  <option value="classKMPopHeadersView.html">kmpopheadersview</option>,  <option value="classKMReaderWin.html">kmreaderwin</option>,  <option value="classKMSearchPattern.html">kmsearchpattern</option>,  <option value="classKMSearchPatternEdit.html">kmsearchpatternedit</option>,  <option value="classKMSearchRule.html">kmsearchrule</option>,  <option value="classKMSearchRuleNumerical.html">kmsearchrulenumerical</option>,  <option value="classKMSearchRuleStatus.html">kmsearchrulestatus</option>,  <option 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