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</style><title>Module threads from libxml2</title></head><body bgcolor="#8b7765" text="#000000" link="#000000" vlink="#000000"><table border="0" width="100%" cellpadding="5" cellspacing="0" align="center"><tr><td width="120"><a href="http://swpat.ffii.org/"><img src="../epatents.png" alt="Action against software patents" /></a></td><td width="180"><a href="http://www.gnome.org/"><img src="../gnome2.png" alt="Gnome2 Logo" /></a><a href="http://www.w3.org/Status"><img src="../w3c.png" alt="W3C Logo" /></a><a href="http://www.redhat.com/"><img src="../redhat.gif" alt="Red Hat Logo" /></a><div align="left"><a href="http://xmlsoft.org/"><img src="../Libxml2-Logo-180x168.gif" alt="Made with Libxml2 Logo" /></a></div></td><td><table border="0" width="90%" cellpadding="2" cellspacing="0" align="center" bgcolor="#000000"><tr><td><table width="100%" border="0" cellspacing="1" cellpadding="3" bgcolor="#fffacd"><tr><td align="center"><h1></h1><h2>Module threads from libxml2</h2></td></tr></table></td></tr></table></td></tr></table><table border="0" cellpadding="4" cellspacing="0" width="100%" align="center"><tr><td bgcolor="#8b7765"><table border="0" cellspacing="0" cellpadding="2" width="100%"><tr><td valign="top" width="200" bgcolor="#8b7765"><table border="0" cellspacing="0" cellpadding="1" width="100%" bgcolor="#000000"><tr><td><table width="100%" border="0" cellspacing="1" cellpadding="3"><tr><td colspan="1" bgcolor="#eecfa1" align="center"><center><b>API Menu</b></center></td></tr><tr><td bgcolor="#fffacd"><form action="../search.php" enctype="application/x-www-form-urlencoded" method="get"><input name="query" type="text" size="20" value="" /><input name="submit" type="submit" value="Search ..." /></form><ul><li><a style="font-weight:bold" href="../index.html">Main Menu</a></li><li><a style="font-weight:bold" href="../docs.html">Developer Menu</a></li><li><a style="font-weight:bold" href="../examples/index.html">Code Examples</a></li><li><a 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href="http://mail.gnome.org/archives/xml/">Mail archive</a></li><li><a href="http://xmlsoft.org/XSLT/">XSLT libxslt</a></li><li><a href="http://phd.cs.unibo.it/gdome2/">DOM gdome2</a></li><li><a href="http://www.aleksey.com/xmlsec/">XML-DSig xmlsec</a></li><li><a href="ftp://xmlsoft.org/">FTP</a></li><li><a href="http://www.zlatkovic.com/projects/libxml/">Windows binaries</a></li><li><a href="http://garypennington.net/libxml2/">Solaris binaries</a></li><li><a href="http://www.zveno.com/open_source/libxml2xslt.html">MacOsX binaries</a></li><li><a href="http://sourceforge.net/projects/libxml2-pas/">Pascal bindings</a></li><li><a href="http://bugzilla.gnome.org/buglist.cgi?product=libxml2">Bug Tracker</a></li></ul></td></tr></table></td></tr></table></td><td valign="top" bgcolor="#8b7765"><table border="0" cellspacing="0" cellpadding="1" width="100%"><tr><td><table border="0" cellspacing="0" cellpadding="1" width="100%" bgcolor="#000000"><tr><td><table border="0" cellpadding="3" cellspacing="1" width="100%"><tr><td bgcolor="#fffacd"><table class="navigation" width="100%" summary="Navigation header" cellpadding="2" cellspacing="2"><tr valign="middle"><td><a accesskey="p" href="libxml-schemasInternals.html"><img src="left.png" width="24" height="24" border="0" alt="Prev" /></a></td><th align="left"><a href="libxml-schemasInternals.html">schemasInternals</a></th><td><a accesskey="u" href="index.html"><img src="up.png" width="24" height="24" border="0" alt="Up" /></a></td><th align="left"><a href="index.html">API documentation</a></th><td><a accesskey="h" href="../index.html"><img src="home.png" width="24" height="24" border="0" alt="Home" /></a></td><th align="center"><a href="../index.html">The XML C parser and toolkit of Gnome</a></th><th align="right"><a href="libxml-tree.html">tree</a></th><td><a accesskey="n" href="libxml-tree.html"><img src="right.png" width="24" height="24" border="0" alt="Next" /></a></td></tr></table><p>set of generic threading related routines should work with pthreads, Windows native or TLS threads </p><h2>Table of Contents</h2><pre class="programlisting">Structure <a href="#xmlMutex">xmlMutex</a><br />struct _xmlMutex
The content of this structure is not made public by the API.
</pre><pre class="programlisting">Typedef <a href="libxml-threads.html#xmlMutex">xmlMutex</a> * <a name="xmlMutexPtr" id="xmlMutexPtr">xmlMutexPtr</a>
</pre><pre class="programlisting">Structure <a href="#xmlRMutex">xmlRMutex</a><br />struct _xmlRMutex
The content of this structure is not made public by the API.
</pre><pre class="programlisting">Typedef <a href="libxml-threads.html#xmlRMutex">xmlRMutex</a> * <a name="xmlRMutexPtr" id="xmlRMutexPtr">xmlRMutexPtr</a>
</pre><pre class="programlisting">void <a href="#xmlCleanupThreads">xmlCleanupThreads</a> (void)</pre>
<pre class="programlisting">void <a href="#xmlFreeMutex">xmlFreeMutex</a> (<a href="libxml-threads.html#xmlMutexPtr">xmlMutexPtr</a> tok)</pre>
<pre class="programlisting">void <a href="#xmlFreeRMutex">xmlFreeRMutex</a> (<a href="libxml-threads.html#xmlRMutexPtr">xmlRMutexPtr</a> tok)</pre>
<pre class="programlisting"><a href="libxml-globals.html#xmlGlobalStatePtr">xmlGlobalStatePtr</a> <a href="#xmlGetGlobalState">xmlGetGlobalState</a> (void)</pre>
<pre class="programlisting">int <a href="#xmlGetThreadId">xmlGetThreadId</a> (void)</pre>
<pre class="programlisting">void <a href="#xmlInitThreads">xmlInitThreads</a> (void)</pre>
<pre class="programlisting">int <a href="#xmlIsMainThread">xmlIsMainThread</a> (void)</pre>
<pre class="programlisting">void <a href="#xmlLockLibrary">xmlLockLibrary</a> (void)</pre>
<pre class="programlisting">void <a href="#xmlMutexLock">xmlMutexLock</a> (<a href="libxml-threads.html#xmlMutexPtr">xmlMutexPtr</a> tok)</pre>
<pre class="programlisting">void <a href="#xmlMutexUnlock">xmlMutexUnlock</a> (<a href="libxml-threads.html#xmlMutexPtr">xmlMutexPtr</a> tok)</pre>
<pre class="programlisting"><a href="libxml-threads.html#xmlMutexPtr">xmlMutexPtr</a> <a href="#xmlNewMutex">xmlNewMutex</a> (void)</pre>
<pre class="programlisting"><a href="libxml-threads.html#xmlRMutexPtr">xmlRMutexPtr</a> <a href="#xmlNewRMutex">xmlNewRMutex</a> (void)</pre>
<pre class="programlisting">void <a href="#xmlRMutexLock">xmlRMutexLock</a> (<a href="libxml-threads.html#xmlRMutexPtr">xmlRMutexPtr</a> tok)</pre>
<pre class="programlisting">void <a href="#xmlRMutexUnlock">xmlRMutexUnlock</a> (<a href="libxml-threads.html#xmlRMutexPtr">xmlRMutexPtr</a> tok)</pre>
<pre class="programlisting">void <a href="#xmlUnlockLibrary">xmlUnlockLibrary</a> (void)</pre>
<h2>Description</h2>
<h3><a name="xmlMutex" id="xmlMutex">Structure xmlMutex</a></h3><pre class="programlisting">Structure xmlMutex<br />struct _xmlMutex {
The content of this structure is not made public by the API.
}</pre><h3><a name="xmlRMutex" id="xmlRMutex">Structure xmlRMutex</a></h3><pre class="programlisting">Structure xmlRMutex<br />struct _xmlRMutex {
The content of this structure is not made public by the API.
}</pre><h3><a name="xmlCleanupThreads" id="xmlCleanupThreads"></a>Function: xmlCleanupThreads</h3><pre class="programlisting">void xmlCleanupThreads (void)<br />
</pre><p>xmlCleanupThreads() is used to to cleanup all the thread related data of the libxml2 library once processing has ended.</p>
<h3><a name="xmlFreeMutex" id="xmlFreeMutex"></a>Function: xmlFreeMutex</h3><pre class="programlisting">void xmlFreeMutex (<a href="libxml-threads.html#xmlMutexPtr">xmlMutexPtr</a> tok)<br />
</pre><p>xmlFreeMutex() is used to reclaim resources associated with a libxml2 token struct.</p>
<div class="variablelist"><table border="0"><col align="left" /><tbody><tr><td><span class="term"><i><tt>tok</tt></i>:</span></td><td>the simple mutex</td></tr></tbody></table></div><h3><a name="xmlFreeRMutex" id="xmlFreeRMutex"></a>Function: xmlFreeRMutex</h3><pre class="programlisting">void xmlFreeRMutex (<a href="libxml-threads.html#xmlRMutexPtr">xmlRMutexPtr</a> tok)<br />
</pre><p>xmlRFreeMutex() is used to reclaim resources associated with a reentrant mutex.</p>
<div class="variablelist"><table border="0"><col align="left" /><tbody><tr><td><span class="term"><i><tt>tok</tt></i>:</span></td><td>the reentrant mutex</td></tr></tbody></table></div><h3><a name="xmlGetGlobalState" id="xmlGetGlobalState"></a>Function: xmlGetGlobalState</h3><pre class="programlisting"><a href="libxml-globals.html#xmlGlobalStatePtr">xmlGlobalStatePtr</a> xmlGetGlobalState (void)<br />
</pre><p>xmlGetGlobalState() is called to retrieve the global state for a thread.</p>
<div class="variablelist"><table border="0"><col align="left" /><tbody><tr><td><span class="term"><i><tt>Returns</tt></i>:</span></td><td>the thread global state or NULL in case of error</td></tr></tbody></table></div><h3><a name="xmlGetThreadId" id="xmlGetThreadId"></a>Function: xmlGetThreadId</h3><pre class="programlisting">int xmlGetThreadId (void)<br />
</pre><p>xmlGetThreadId() find the current thread ID number</p>
<div class="variablelist"><table border="0"><col align="left" /><tbody><tr><td><span class="term"><i><tt>Returns</tt></i>:</span></td><td>the current thread ID number</td></tr></tbody></table></div><h3><a name="xmlInitThreads" id="xmlInitThreads"></a>Function: xmlInitThreads</h3><pre class="programlisting">void xmlInitThreads (void)<br />
</pre><p>xmlInitThreads() is used to to initialize all the thread related data of the libxml2 library.</p>
<h3><a name="xmlIsMainThread" id="xmlIsMainThread"></a>Function: xmlIsMainThread</h3><pre class="programlisting">int xmlIsMainThread (void)<br />
</pre><p>xmlIsMainThread() check whether the current thread is the main thread.</p>
<div class="variablelist"><table border="0"><col align="left" /><tbody><tr><td><span class="term"><i><tt>Returns</tt></i>:</span></td><td>1 if the current thread is the main thread, 0 otherwise</td></tr></tbody></table></div><h3><a name="xmlLockLibrary" id="xmlLockLibrary"></a>Function: xmlLockLibrary</h3><pre class="programlisting">void xmlLockLibrary (void)<br />
</pre><p>xmlLockLibrary() is used to take out a re-entrant lock on the libxml2 library.</p>
<h3><a name="xmlMutexLock" id="xmlMutexLock"></a>Function: xmlMutexLock</h3><pre class="programlisting">void xmlMutexLock (<a href="libxml-threads.html#xmlMutexPtr">xmlMutexPtr</a> tok)<br />
</pre><p>xmlMutexLock() is used to lock a libxml2 token.</p>
<div class="variablelist"><table border="0"><col align="left" /><tbody><tr><td><span class="term"><i><tt>tok</tt></i>:</span></td><td>the simple mutex</td></tr></tbody></table></div><h3><a name="xmlMutexUnlock" id="xmlMutexUnlock"></a>Function: xmlMutexUnlock</h3><pre class="programlisting">void xmlMutexUnlock (<a href="libxml-threads.html#xmlMutexPtr">xmlMutexPtr</a> tok)<br />
</pre><p>xmlMutexUnlock() is used to unlock a libxml2 token.</p>
<div class="variablelist"><table border="0"><col align="left" /><tbody><tr><td><span class="term"><i><tt>tok</tt></i>:</span></td><td>the simple mutex</td></tr></tbody></table></div><h3><a name="xmlNewMutex" id="xmlNewMutex"></a>Function: xmlNewMutex</h3><pre class="programlisting"><a href="libxml-threads.html#xmlMutexPtr">xmlMutexPtr</a> xmlNewMutex (void)<br />
</pre><p>xmlNewMutex() is used to allocate a libxml2 token struct for use in synchronizing access to data.</p>
<div class="variablelist"><table border="0"><col align="left" /><tbody><tr><td><span class="term"><i><tt>Returns</tt></i>:</span></td><td>a new simple mutex pointer or NULL in case of error</td></tr></tbody></table></div><h3><a name="xmlNewRMutex" id="xmlNewRMutex"></a>Function: xmlNewRMutex</h3><pre class="programlisting"><a href="libxml-threads.html#xmlRMutexPtr">xmlRMutexPtr</a> xmlNewRMutex (void)<br />
</pre><p>xmlRNewMutex() is used to allocate a reentrant mutex for use in synchronizing access to data. token_r is a re-entrant lock and thus useful for synchronizing access to data structures that may be manipulated in a recursive fashion.</p>
<div class="variablelist"><table border="0"><col align="left" /><tbody><tr><td><span class="term"><i><tt>Returns</tt></i>:</span></td><td>the new reentrant mutex pointer or NULL in case of error</td></tr></tbody></table></div><h3><a name="xmlRMutexLock" id="xmlRMutexLock"></a>Function: xmlRMutexLock</h3><pre class="programlisting">void xmlRMutexLock (<a href="libxml-threads.html#xmlRMutexPtr">xmlRMutexPtr</a> tok)<br />
</pre><p>xmlRMutexLock() is used to lock a libxml2 token_r.</p>
<div class="variablelist"><table border="0"><col align="left" /><tbody><tr><td><span class="term"><i><tt>tok</tt></i>:</span></td><td>the reentrant mutex</td></tr></tbody></table></div><h3><a name="xmlRMutexUnlock" id="xmlRMutexUnlock"></a>Function: xmlRMutexUnlock</h3><pre class="programlisting">void xmlRMutexUnlock (<a href="libxml-threads.html#xmlRMutexPtr">xmlRMutexPtr</a> tok)<br />
</pre><p>xmlRMutexUnlock() is used to unlock a libxml2 token_r.</p>
<div class="variablelist"><table border="0"><col align="left" /><tbody><tr><td><span class="term"><i><tt>tok</tt></i>:</span></td><td>the reentrant mutex</td></tr></tbody></table></div><h3><a name="xmlUnlockLibrary" id="xmlUnlockLibrary"></a>Function: xmlUnlockLibrary</h3><pre class="programlisting">void xmlUnlockLibrary (void)<br />
</pre><p>xmlUnlockLibrary() is used to release a re-entrant lock on the libxml2 library.</p>
<p><a href="../bugs.html">Daniel Veillard</a></p></td></tr></table></td></tr></table></td></tr></table></td></tr></table></td></tr></table></body></html>
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