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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 14The content of this structure is not made public by the API. 15</pre><pre class="programlisting">Typedef <a href="libxml-threads.html#xmlMutex">xmlMutex</a> * <a name="xmlMutexPtr" id="xmlMutexPtr">xmlMutexPtr</a> 16</pre><pre class="programlisting">Structure <a href="#xmlRMutex">xmlRMutex</a><br />struct _xmlRMutex 17The content of this structure is not made public by the API. 18</pre><pre class="programlisting">Typedef <a href="libxml-threads.html#xmlRMutex">xmlRMutex</a> * <a name="xmlRMutexPtr" id="xmlRMutexPtr">xmlRMutexPtr</a> 19</pre><pre class="programlisting">void <a href="#xmlCleanupThreads">xmlCleanupThreads</a> (void)</pre> 20<pre class="programlisting">void <a href="#xmlFreeMutex">xmlFreeMutex</a> (<a href="libxml-threads.html#xmlMutexPtr">xmlMutexPtr</a> tok)</pre> 21<pre class="programlisting">void <a href="#xmlFreeRMutex">xmlFreeRMutex</a> (<a href="libxml-threads.html#xmlRMutexPtr">xmlRMutexPtr</a> tok)</pre> 22<pre class="programlisting"><a href="libxml-globals.html#xmlGlobalStatePtr">xmlGlobalStatePtr</a> <a href="#xmlGetGlobalState">xmlGetGlobalState</a> (void)</pre> 23<pre class="programlisting">int <a href="#xmlGetThreadId">xmlGetThreadId</a> (void)</pre> 24<pre class="programlisting">void <a href="#xmlInitThreads">xmlInitThreads</a> (void)</pre> 25<pre class="programlisting">int <a href="#xmlIsMainThread">xmlIsMainThread</a> (void)</pre> 26<pre class="programlisting">void <a href="#xmlLockLibrary">xmlLockLibrary</a> (void)</pre> 27<pre class="programlisting">void <a href="#xmlMutexLock">xmlMutexLock</a> (<a href="libxml-threads.html#xmlMutexPtr">xmlMutexPtr</a> tok)</pre> 28<pre class="programlisting">void <a href="#xmlMutexUnlock">xmlMutexUnlock</a> (<a href="libxml-threads.html#xmlMutexPtr">xmlMutexPtr</a> tok)</pre> 29<pre class="programlisting"><a href="libxml-threads.html#xmlMutexPtr">xmlMutexPtr</a> <a href="#xmlNewMutex">xmlNewMutex</a> (void)</pre> 30<pre class="programlisting"><a href="libxml-threads.html#xmlRMutexPtr">xmlRMutexPtr</a> <a href="#xmlNewRMutex">xmlNewRMutex</a> (void)</pre> 31<pre class="programlisting">void <a href="#xmlRMutexLock">xmlRMutexLock</a> (<a href="libxml-threads.html#xmlRMutexPtr">xmlRMutexPtr</a> tok)</pre> 32<pre class="programlisting">void <a href="#xmlRMutexUnlock">xmlRMutexUnlock</a> (<a href="libxml-threads.html#xmlRMutexPtr">xmlRMutexPtr</a> tok)</pre> 33<pre class="programlisting">void <a href="#xmlUnlockLibrary">xmlUnlockLibrary</a> (void)</pre> 34<h2>Description</h2> 35<h3><a name="xmlMutex" id="xmlMutex">Structure xmlMutex</a></h3><pre class="programlisting">Structure xmlMutex<br />struct _xmlMutex { 36The content of this structure is not made public by the API. 37}</pre><h3><a name="xmlRMutex" id="xmlRMutex">Structure xmlRMutex</a></h3><pre class="programlisting">Structure xmlRMutex<br />struct _xmlRMutex { 38The content of this structure is not made public by the API. 39}</pre><h3><a name="xmlCleanupThreads" id="xmlCleanupThreads"></a>Function: xmlCleanupThreads</h3><pre class="programlisting">void xmlCleanupThreads (void)<br /> 40</pre><p>xmlCleanupThreads() is used to to cleanup all the thread related data of the libxml2 library once processing has ended.</p> 41<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 /> 42</pre><p>xmlFreeMutex() is used to reclaim resources associated with a libxml2 token struct.</p> 43<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 /> 44</pre><p>xmlRFreeMutex() is used to reclaim resources associated with a reentrant mutex.</p> 45<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 /> 46</pre><p>xmlGetGlobalState() is called to retrieve the global state for a thread.</p> 47<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 /> 48</pre><p>xmlGetThreadId() find the current thread ID number</p> 49<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 /> 50</pre><p>xmlInitThreads() is used to to initialize all the thread related data of the libxml2 library.</p> 51<h3><a name="xmlIsMainThread" id="xmlIsMainThread"></a>Function: xmlIsMainThread</h3><pre class="programlisting">int xmlIsMainThread (void)<br /> 52</pre><p>xmlIsMainThread() check whether the current thread is the main thread.</p> 53<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 /> 54</pre><p>xmlLockLibrary() is used to take out a re-entrant lock on the libxml2 library.</p> 55<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 /> 56</pre><p>xmlMutexLock() is used to lock a libxml2 token.</p> 57<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 /> 58</pre><p>xmlMutexUnlock() is used to unlock a libxml2 token.</p> 59<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 /> 60</pre><p>xmlNewMutex() is used to allocate a libxml2 token struct for use in synchronizing access to data.</p> 61<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 /> 62</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> 63<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 /> 64</pre><p>xmlRMutexLock() is used to lock a libxml2 token_r.</p> 65<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 /> 66</pre><p>xmlRMutexUnlock() is used to unlock a libxml2 token_r.</p> 67<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 /> 68</pre><p>xmlUnlockLibrary() is used to release a re-entrant lock on the libxml2 library.</p> 69<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> 70
