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<th width="100%" align="center">libxml2 Reference Manual</th>
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<span class="refentrytitle">xmlautomata</span>
</h2>
<p>xmlautomata - API to build regexp automata</p>
<p>the API to build regexp automata </p>
<p>Author(s): Daniel Veillard </p>
<div class="refsynopsisdiv">
<h2>Synopsis</h2>
<pre class="synopsis">typedef <a href="libxml2-xmlautomata.html#xmlAutomataState">xmlAutomataState</a> * <a href="#xmlAutomataStatePtr">xmlAutomataStatePtr</a>;
typedef struct _xmlAutomata <a href="#xmlAutomata">xmlAutomata</a>;
typedef <a href="libxml2-xmlautomata.html#xmlAutomata">xmlAutomata</a> * <a href="#xmlAutomataPtr">xmlAutomataPtr</a>;
typedef struct _xmlAutomataState <a href="#xmlAutomataState">xmlAutomataState</a>;
void <a href="#xmlFreeAutomata">xmlFreeAutomata</a> (<a href="libxml2-xmlautomata.html#xmlAutomataPtr">xmlAutomataPtr</a> am);
int <a href="#xmlAutomataNewCounter">xmlAutomataNewCounter</a> (<a href="libxml2-xmlautomata.html#xmlAutomataPtr">xmlAutomataPtr</a> am, <br/> int min, <br/> int max);
<a href="libxml2-xmlautomata.html#xmlAutomataStatePtr">xmlAutomataStatePtr</a> <a href="#xmlAutomataGetInitState">xmlAutomataGetInitState</a> (<a href="libxml2-xmlautomata.html#xmlAutomataPtr">xmlAutomataPtr</a> am);
<a href="libxml2-xmlautomata.html#xmlAutomataStatePtr">xmlAutomataStatePtr</a> <a href="#xmlAutomataNewTransition2">xmlAutomataNewTransition2</a> (<a href="libxml2-xmlautomata.html#xmlAutomataPtr">xmlAutomataPtr</a> am, <br/> <a href="libxml2-xmlautomata.html#xmlAutomataStatePtr">xmlAutomataStatePtr</a> from, <br/> <a href="libxml2-xmlautomata.html#xmlAutomataStatePtr">xmlAutomataStatePtr</a> to, <br/> const <a href="libxml2-xmlstring.html#xmlChar">xmlChar</a> * token, <br/> const <a href="libxml2-xmlstring.html#xmlChar">xmlChar</a> * token2, <br/> void * data);
<a href="libxml2-xmlautomata.html#xmlAutomataStatePtr">xmlAutomataStatePtr</a> <a href="#xmlAutomataNewState">xmlAutomataNewState</a> (<a href="libxml2-xmlautomata.html#xmlAutomataPtr">xmlAutomataPtr</a> am);
<a href="libxml2-xmlautomata.html#xmlAutomataStatePtr">xmlAutomataStatePtr</a> <a href="#xmlAutomataNewCountTrans">xmlAutomataNewCountTrans</a> (<a href="libxml2-xmlautomata.html#xmlAutomataPtr">xmlAutomataPtr</a> am, <br/> <a href="libxml2-xmlautomata.html#xmlAutomataStatePtr">xmlAutomataStatePtr</a> from, <br/> <a href="libxml2-xmlautomata.html#xmlAutomataStatePtr">xmlAutomataStatePtr</a> to, <br/> const <a href="libxml2-xmlstring.html#xmlChar">xmlChar</a> * token, <br/> int min, <br/> int max, <br/> void * data);
<a href="libxml2-xmlautomata.html#xmlAutomataStatePtr">xmlAutomataStatePtr</a> <a href="#xmlAutomataNewOnceTrans2">xmlAutomataNewOnceTrans2</a> (<a href="libxml2-xmlautomata.html#xmlAutomataPtr">xmlAutomataPtr</a> am, <br/> <a href="libxml2-xmlautomata.html#xmlAutomataStatePtr">xmlAutomataStatePtr</a> from, <br/> <a href="libxml2-xmlautomata.html#xmlAutomataStatePtr">xmlAutomataStatePtr</a> to, <br/> const <a href="libxml2-xmlstring.html#xmlChar">xmlChar</a> * token, <br/> const <a href="libxml2-xmlstring.html#xmlChar">xmlChar</a> * token2, <br/> int min, <br/> int max, <br/> void * data);
<a href="libxml2-xmlautomata.html#xmlAutomataStatePtr">xmlAutomataStatePtr</a> <a href="#xmlAutomataNewAllTrans">xmlAutomataNewAllTrans</a> (<a href="libxml2-xmlautomata.html#xmlAutomataPtr">xmlAutomataPtr</a> am, <br/> <a href="libxml2-xmlautomata.html#xmlAutomataStatePtr">xmlAutomataStatePtr</a> from, <br/> <a href="libxml2-xmlautomata.html#xmlAutomataStatePtr">xmlAutomataStatePtr</a> to, <br/> int lax);
<a href="libxml2-xmlautomata.html#xmlAutomataStatePtr">xmlAutomataStatePtr</a> <a href="#xmlAutomataNewCountedTrans">xmlAutomataNewCountedTrans</a> (<a href="libxml2-xmlautomata.html#xmlAutomataPtr">xmlAutomataPtr</a> am, <br/> <a href="libxml2-xmlautomata.html#xmlAutomataStatePtr">xmlAutomataStatePtr</a> from, <br/> <a href="libxml2-xmlautomata.html#xmlAutomataStatePtr">xmlAutomataStatePtr</a> to, <br/> int counter);
<a href="libxml2-xmlautomata.html#xmlAutomataStatePtr">xmlAutomataStatePtr</a> <a href="#xmlAutomataNewCounterTrans">xmlAutomataNewCounterTrans</a> (<a href="libxml2-xmlautomata.html#xmlAutomataPtr">xmlAutomataPtr</a> am, <br/> <a href="libxml2-xmlautomata.html#xmlAutomataStatePtr">xmlAutomataStatePtr</a> from, <br/> <a href="libxml2-xmlautomata.html#xmlAutomataStatePtr">xmlAutomataStatePtr</a> to, <br/> int counter);
<a href="libxml2-xmlregexp.html#xmlRegexpPtr">xmlRegexpPtr</a> <a href="#xmlAutomataCompile">xmlAutomataCompile</a> (<a href="libxml2-xmlautomata.html#xmlAutomataPtr">xmlAutomataPtr</a> am);
<a href="libxml2-xmlautomata.html#xmlAutomataStatePtr">xmlAutomataStatePtr</a> <a href="#xmlAutomataNewNegTrans">xmlAutomataNewNegTrans</a> (<a href="libxml2-xmlautomata.html#xmlAutomataPtr">xmlAutomataPtr</a> am, <br/> <a href="libxml2-xmlautomata.html#xmlAutomataStatePtr">xmlAutomataStatePtr</a> from, <br/> <a href="libxml2-xmlautomata.html#xmlAutomataStatePtr">xmlAutomataStatePtr</a> to, <br/> const <a href="libxml2-xmlstring.html#xmlChar">xmlChar</a> * token, <br/> const <a href="libxml2-xmlstring.html#xmlChar">xmlChar</a> * token2, <br/> void * data);
<a href="libxml2-xmlautomata.html#xmlAutomataStatePtr">xmlAutomataStatePtr</a> <a href="#xmlAutomataNewEpsilon">xmlAutomataNewEpsilon</a> (<a href="libxml2-xmlautomata.html#xmlAutomataPtr">xmlAutomataPtr</a> am, <br/> <a href="libxml2-xmlautomata.html#xmlAutomataStatePtr">xmlAutomataStatePtr</a> from, <br/> <a href="libxml2-xmlautomata.html#xmlAutomataStatePtr">xmlAutomataStatePtr</a> to);
<a href="libxml2-xmlautomata.html#xmlAutomataStatePtr">xmlAutomataStatePtr</a> <a href="#xmlAutomataNewCountTrans2">xmlAutomataNewCountTrans2</a> (<a href="libxml2-xmlautomata.html#xmlAutomataPtr">xmlAutomataPtr</a> am, <br/> <a href="libxml2-xmlautomata.html#xmlAutomataStatePtr">xmlAutomataStatePtr</a> from, <br/> <a href="libxml2-xmlautomata.html#xmlAutomataStatePtr">xmlAutomataStatePtr</a> to, <br/> const <a href="libxml2-xmlstring.html#xmlChar">xmlChar</a> * token, <br/> const <a href="libxml2-xmlstring.html#xmlChar">xmlChar</a> * token2, <br/> int min, <br/> int max, <br/> void * data);
<a href="libxml2-xmlautomata.html#xmlAutomataPtr">xmlAutomataPtr</a> <a href="#xmlNewAutomata">xmlNewAutomata</a> (void);
int <a href="#xmlAutomataSetFinalState">xmlAutomataSetFinalState</a> (<a href="libxml2-xmlautomata.html#xmlAutomataPtr">xmlAutomataPtr</a> am, <br/> <a href="libxml2-xmlautomata.html#xmlAutomataStatePtr">xmlAutomataStatePtr</a> state);
<a href="libxml2-xmlautomata.html#xmlAutomataStatePtr">xmlAutomataStatePtr</a> <a href="#xmlAutomataNewOnceTrans">xmlAutomataNewOnceTrans</a> (<a href="libxml2-xmlautomata.html#xmlAutomataPtr">xmlAutomataPtr</a> am, <br/> <a href="libxml2-xmlautomata.html#xmlAutomataStatePtr">xmlAutomataStatePtr</a> from, <br/> <a href="libxml2-xmlautomata.html#xmlAutomataStatePtr">xmlAutomataStatePtr</a> to, <br/> const <a href="libxml2-xmlstring.html#xmlChar">xmlChar</a> * token, <br/> int min, <br/> int max, <br/> void * data);
<a href="libxml2-xmlautomata.html#xmlAutomataStatePtr">xmlAutomataStatePtr</a> <a href="#xmlAutomataNewTransition">xmlAutomataNewTransition</a> (<a href="libxml2-xmlautomata.html#xmlAutomataPtr">xmlAutomataPtr</a> am, <br/> <a href="libxml2-xmlautomata.html#xmlAutomataStatePtr">xmlAutomataStatePtr</a> from, <br/> <a href="libxml2-xmlautomata.html#xmlAutomataStatePtr">xmlAutomataStatePtr</a> to, <br/> const <a href="libxml2-xmlstring.html#xmlChar">xmlChar</a> * token, <br/> void * data);
int <a href="#xmlAutomataIsDeterminist">xmlAutomataIsDeterminist</a> (<a href="libxml2-xmlautomata.html#xmlAutomataPtr">xmlAutomataPtr</a> am);
</pre>
</div>
<div class="refsect1" lang="en">
<h2>Description</h2>
</div>
<div class="refsect1" lang="en">
<h2>Details</h2>
<div class="refsect2" lang="en">
<div class="refsect2" lang="en"><h3><a name="xmlAutomata">Structure </a>xmlAutomata</h3><pre class="programlisting">struct _xmlAutomata {
The content of this structure is not made public by the API.
} xmlAutomata;
</pre><p/>
</div>
<hr/>
<div class="refsect2" lang="en"><h3><a name="xmlAutomataPtr">Typedef </a>xmlAutomataPtr</h3><pre class="programlisting"><a href="libxml2-xmlautomata.html#xmlAutomata">xmlAutomata</a> * xmlAutomataPtr;
</pre><p>A libxml automata description, It can be compiled into a regexp</p>
</div>
<hr/>
<div class="refsect2" lang="en"><h3><a name="xmlAutomataState">Structure </a>xmlAutomataState</h3><pre class="programlisting">struct _xmlAutomataState {
The content of this structure is not made public by the API.
} xmlAutomataState;
</pre><p/>
</div>
<hr/>
<div class="refsect2" lang="en"><h3><a name="xmlAutomataStatePtr">Typedef </a>xmlAutomataStatePtr</h3><pre class="programlisting"><a href="libxml2-xmlautomata.html#xmlAutomataState">xmlAutomataState</a> * xmlAutomataStatePtr;
</pre><p>A state int the automata description,</p>
</div>
<hr/>
<div class="refsect2" lang="en"><h3><a name="xmlAutomataCompile"/>xmlAutomataCompile ()</h3><pre class="programlisting"><a href="libxml2-xmlregexp.html#xmlRegexpPtr">xmlRegexpPtr</a> xmlAutomataCompile (<a href="libxml2-xmlautomata.html#xmlAutomataPtr">xmlAutomataPtr</a> am)<br/>
</pre><p>Compile the automata into a Reg Exp ready for being executed. The automata should be free after this point.</p>
<div class="variablelist"><table border="0"><col align="left"/><tbody><tr><td><span class="term"><i><tt>am</tt></i>:</span></td><td>an automata</td></tr><tr><td><span class="term"><i><tt>Returns</tt></i>:</span></td><td>the compiled regexp or NULL in case of error</td></tr></tbody></table></div></div>
<hr/>
<div class="refsect2" lang="en"><h3><a name="xmlAutomataGetInitState"/>xmlAutomataGetInitState ()</h3><pre class="programlisting"><a href="libxml2-xmlautomata.html#xmlAutomataStatePtr">xmlAutomataStatePtr</a> xmlAutomataGetInitState (<a href="libxml2-xmlautomata.html#xmlAutomataPtr">xmlAutomataPtr</a> am)<br/>
</pre><p>Initial state lookup</p>
<div class="variablelist"><table border="0"><col align="left"/><tbody><tr><td><span class="term"><i><tt>am</tt></i>:</span></td><td>an automata</td></tr><tr><td><span class="term"><i><tt>Returns</tt></i>:</span></td><td>the initial state of the automata</td></tr></tbody></table></div></div>
<hr/>
<div class="refsect2" lang="en"><h3><a name="xmlAutomataIsDeterminist"/>xmlAutomataIsDeterminist ()</h3><pre class="programlisting">int xmlAutomataIsDeterminist (<a href="libxml2-xmlautomata.html#xmlAutomataPtr">xmlAutomataPtr</a> am)<br/>
</pre><p>Checks if an automata is determinist.</p>
<div class="variablelist"><table border="0"><col align="left"/><tbody><tr><td><span class="term"><i><tt>am</tt></i>:</span></td><td>an automata</td></tr><tr><td><span class="term"><i><tt>Returns</tt></i>:</span></td><td>1 if true, 0 if not, and -1 in case of error</td></tr></tbody></table></div></div>
<hr/>
<div class="refsect2" lang="en"><h3><a name="xmlAutomataNewAllTrans"/>xmlAutomataNewAllTrans ()</h3><pre class="programlisting"><a href="libxml2-xmlautomata.html#xmlAutomataStatePtr">xmlAutomataStatePtr</a> xmlAutomataNewAllTrans (<a href="libxml2-xmlautomata.html#xmlAutomataPtr">xmlAutomataPtr</a> am, <br/> <a href="libxml2-xmlautomata.html#xmlAutomataStatePtr">xmlAutomataStatePtr</a> from, <br/> <a href="libxml2-xmlautomata.html#xmlAutomataStatePtr">xmlAutomataStatePtr</a> to, <br/> int lax)<br/>
</pre><p>If @to is NULL, this creates first a new target state in the automata and then adds a an ALL transition from the @from state to the target state. That transition is an epsilon transition allowed only when all transitions from the @from node have been activated.</p>
<div class="variablelist"><table border="0"><col align="left"/><tbody><tr><td><span class="term"><i><tt>am</tt></i>:</span></td><td>an automata</td></tr><tr><td><span class="term"><i><tt>from</tt></i>:</span></td><td>the starting point of the transition</td></tr><tr><td><span class="term"><i><tt>to</tt></i>:</span></td><td>the target point of the transition or NULL</td></tr><tr><td><span class="term"><i><tt>lax</tt></i>:</span></td><td>allow to transition if not all all transitions have been activated</td></tr><tr><td><span class="term"><i><tt>Returns</tt></i>:</span></td><td>the target state or NULL in case of error</td></tr></tbody></table></div></div>
<hr/>
<div class="refsect2" lang="en"><h3><a name="xmlAutomataNewCountTrans"/>xmlAutomataNewCountTrans ()</h3><pre class="programlisting"><a href="libxml2-xmlautomata.html#xmlAutomataStatePtr">xmlAutomataStatePtr</a> xmlAutomataNewCountTrans (<a href="libxml2-xmlautomata.html#xmlAutomataPtr">xmlAutomataPtr</a> am, <br/> <a href="libxml2-xmlautomata.html#xmlAutomataStatePtr">xmlAutomataStatePtr</a> from, <br/> <a href="libxml2-xmlautomata.html#xmlAutomataStatePtr">xmlAutomataStatePtr</a> to, <br/> const <a href="libxml2-xmlstring.html#xmlChar">xmlChar</a> * token, <br/> int min, <br/> int max, <br/> void * data)<br/>
</pre><p>If @to is NULL, this creates first a new target state in the automata and then adds a transition from the @from state to the target state activated by a succession of input of value @token and whose number is between @min and @max</p>
<div class="variablelist"><table border="0"><col align="left"/><tbody><tr><td><span class="term"><i><tt>am</tt></i>:</span></td><td>an automata</td></tr><tr><td><span class="term"><i><tt>from</tt></i>:</span></td><td>the starting point of the transition</td></tr><tr><td><span class="term"><i><tt>to</tt></i>:</span></td><td>the target point of the transition or NULL</td></tr><tr><td><span class="term"><i><tt>token</tt></i>:</span></td><td>the input string associated to that transition</td></tr><tr><td><span class="term"><i><tt>min</tt></i>:</span></td><td>the minimum successive occurences of token</td></tr><tr><td><span class="term"><i><tt>max</tt></i>:</span></td><td>the maximum successive occurences of token</td></tr><tr><td><span class="term"><i><tt>data</tt></i>:</span></td><td>data associated to the transition</td></tr><tr><td><span class="term"><i><tt>Returns</tt></i>:</span></td><td>the target state or NULL in case of error</td></tr></tbody></table></div></div>
<hr/>
<div class="refsect2" lang="en"><h3><a name="xmlAutomataNewCountTrans2"/>xmlAutomataNewCountTrans2 ()</h3><pre class="programlisting"><a href="libxml2-xmlautomata.html#xmlAutomataStatePtr">xmlAutomataStatePtr</a> xmlAutomataNewCountTrans2 (<a href="libxml2-xmlautomata.html#xmlAutomataPtr">xmlAutomataPtr</a> am, <br/> <a href="libxml2-xmlautomata.html#xmlAutomataStatePtr">xmlAutomataStatePtr</a> from, <br/> <a href="libxml2-xmlautomata.html#xmlAutomataStatePtr">xmlAutomataStatePtr</a> to, <br/> const <a href="libxml2-xmlstring.html#xmlChar">xmlChar</a> * token, <br/> const <a href="libxml2-xmlstring.html#xmlChar">xmlChar</a> * token2, <br/> int min, <br/> int max, <br/> void * data)<br/>
</pre><p>If @to is NULL, this creates first a new target state in the automata and then adds a transition from the @from state to the target state activated by a succession of input of value @token and @token2 and whose number is between @min and @max</p>
<div class="variablelist"><table border="0"><col align="left"/><tbody><tr><td><span class="term"><i><tt>am</tt></i>:</span></td><td>an automata</td></tr><tr><td><span class="term"><i><tt>from</tt></i>:</span></td><td>the starting point of the transition</td></tr><tr><td><span class="term"><i><tt>to</tt></i>:</span></td><td>the target point of the transition or NULL</td></tr><tr><td><span class="term"><i><tt>token</tt></i>:</span></td><td>the input string associated to that transition</td></tr><tr><td><span class="term"><i><tt>token2</tt></i>:</span></td><td>the second input string associated to that transition</td></tr><tr><td><span class="term"><i><tt>min</tt></i>:</span></td><td>the minimum successive occurences of token</td></tr><tr><td><span class="term"><i><tt>max</tt></i>:</span></td><td>the maximum successive occurences of token</td></tr><tr><td><span class="term"><i><tt>data</tt></i>:</span></td><td>data associated to the transition</td></tr><tr><td><span class="term"><i><tt>Returns</tt></i>:</span></td><td>the target state or NULL in case of error</td></tr></tbody></table></div></div>
<hr/>
<div class="refsect2" lang="en"><h3><a name="xmlAutomataNewCountedTrans"/>xmlAutomataNewCountedTrans ()</h3><pre class="programlisting"><a href="libxml2-xmlautomata.html#xmlAutomataStatePtr">xmlAutomataStatePtr</a> xmlAutomataNewCountedTrans (<a href="libxml2-xmlautomata.html#xmlAutomataPtr">xmlAutomataPtr</a> am, <br/> <a href="libxml2-xmlautomata.html#xmlAutomataStatePtr">xmlAutomataStatePtr</a> from, <br/> <a href="libxml2-xmlautomata.html#xmlAutomataStatePtr">xmlAutomataStatePtr</a> to, <br/> int counter)<br/>
</pre><p>If @to is NULL, this creates first a new target state in the automata and then adds an epsilon transition from the @from state to the target state which will increment the counter provided</p>
<div class="variablelist"><table border="0"><col align="left"/><tbody><tr><td><span class="term"><i><tt>am</tt></i>:</span></td><td>an automata</td></tr><tr><td><span class="term"><i><tt>from</tt></i>:</span></td><td>the starting point of the transition</td></tr><tr><td><span class="term"><i><tt>to</tt></i>:</span></td><td>the target point of the transition or NULL</td></tr><tr><td><span class="term"><i><tt>counter</tt></i>:</span></td><td>the counter associated to that transition</td></tr><tr><td><span class="term"><i><tt>Returns</tt></i>:</span></td><td>the target state or NULL in case of error</td></tr></tbody></table></div></div>
<hr/>
<div class="refsect2" lang="en"><h3><a name="xmlAutomataNewCounter"/>xmlAutomataNewCounter ()</h3><pre class="programlisting">int xmlAutomataNewCounter (<a href="libxml2-xmlautomata.html#xmlAutomataPtr">xmlAutomataPtr</a> am, <br/> int min, <br/> int max)<br/>
</pre><p>Create a new counter</p>
<div class="variablelist"><table border="0"><col align="left"/><tbody><tr><td><span class="term"><i><tt>am</tt></i>:</span></td><td>an automata</td></tr><tr><td><span class="term"><i><tt>min</tt></i>:</span></td><td>the minimal value on the counter</td></tr><tr><td><span class="term"><i><tt>max</tt></i>:</span></td><td>the maximal value on the counter</td></tr><tr><td><span class="term"><i><tt>Returns</tt></i>:</span></td><td>the counter number or -1 in case of error</td></tr></tbody></table></div></div>
<hr/>
<div class="refsect2" lang="en"><h3><a name="xmlAutomataNewCounterTrans"/>xmlAutomataNewCounterTrans ()</h3><pre class="programlisting"><a href="libxml2-xmlautomata.html#xmlAutomataStatePtr">xmlAutomataStatePtr</a> xmlAutomataNewCounterTrans (<a href="libxml2-xmlautomata.html#xmlAutomataPtr">xmlAutomataPtr</a> am, <br/> <a href="libxml2-xmlautomata.html#xmlAutomataStatePtr">xmlAutomataStatePtr</a> from, <br/> <a href="libxml2-xmlautomata.html#xmlAutomataStatePtr">xmlAutomataStatePtr</a> to, <br/> int counter)<br/>
</pre><p>If @to is NULL, this creates first a new target state in the automata and then adds an epsilon transition from the @from state to the target state which will be allowed only if the counter is within the right range.</p>
<div class="variablelist"><table border="0"><col align="left"/><tbody><tr><td><span class="term"><i><tt>am</tt></i>:</span></td><td>an automata</td></tr><tr><td><span class="term"><i><tt>from</tt></i>:</span></td><td>the starting point of the transition</td></tr><tr><td><span class="term"><i><tt>to</tt></i>:</span></td><td>the target point of the transition or NULL</td></tr><tr><td><span class="term"><i><tt>counter</tt></i>:</span></td><td>the counter associated to that transition</td></tr><tr><td><span class="term"><i><tt>Returns</tt></i>:</span></td><td>the target state or NULL in case of error</td></tr></tbody></table></div></div>
<hr/>
<div class="refsect2" lang="en"><h3><a name="xmlAutomataNewEpsilon"/>xmlAutomataNewEpsilon ()</h3><pre class="programlisting"><a href="libxml2-xmlautomata.html#xmlAutomataStatePtr">xmlAutomataStatePtr</a> xmlAutomataNewEpsilon (<a href="libxml2-xmlautomata.html#xmlAutomataPtr">xmlAutomataPtr</a> am, <br/> <a href="libxml2-xmlautomata.html#xmlAutomataStatePtr">xmlAutomataStatePtr</a> from, <br/> <a href="libxml2-xmlautomata.html#xmlAutomataStatePtr">xmlAutomataStatePtr</a> to)<br/>
</pre><p>If @to is NULL, this creates first a new target state in the automata and then adds an epsilon transition from the @from state to the target state</p>
<div class="variablelist"><table border="0"><col align="left"/><tbody><tr><td><span class="term"><i><tt>am</tt></i>:</span></td><td>an automata</td></tr><tr><td><span class="term"><i><tt>from</tt></i>:</span></td><td>the starting point of the transition</td></tr><tr><td><span class="term"><i><tt>to</tt></i>:</span></td><td>the target point of the transition or NULL</td></tr><tr><td><span class="term"><i><tt>Returns</tt></i>:</span></td><td>the target state or NULL in case of error</td></tr></tbody></table></div></div>
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<div class="refsect2" lang="en"><h3><a name="xmlAutomataNewNegTrans"/>xmlAutomataNewNegTrans ()</h3><pre class="programlisting"><a href="libxml2-xmlautomata.html#xmlAutomataStatePtr">xmlAutomataStatePtr</a> xmlAutomataNewNegTrans (<a href="libxml2-xmlautomata.html#xmlAutomataPtr">xmlAutomataPtr</a> am, <br/> <a href="libxml2-xmlautomata.html#xmlAutomataStatePtr">xmlAutomataStatePtr</a> from, <br/> <a href="libxml2-xmlautomata.html#xmlAutomataStatePtr">xmlAutomataStatePtr</a> to, <br/> const <a href="libxml2-xmlstring.html#xmlChar">xmlChar</a> * token, <br/> const <a href="libxml2-xmlstring.html#xmlChar">xmlChar</a> * token2, <br/> void * data)<br/>
</pre><p>If @to is NULL, this creates first a new target state in the automata and then adds a transition from the @from state to the target state activated by any value except (@token,@token2) Note that if @token2 is not NULL, then (X, NULL) won't match to follow # the semantic of XSD ##other</p>
<div class="variablelist"><table border="0"><col align="left"/><tbody><tr><td><span class="term"><i><tt>am</tt></i>:</span></td><td>an automata</td></tr><tr><td><span class="term"><i><tt>from</tt></i>:</span></td><td>the starting point of the transition</td></tr><tr><td><span class="term"><i><tt>to</tt></i>:</span></td><td>the target point of the transition or NULL</td></tr><tr><td><span class="term"><i><tt>token</tt></i>:</span></td><td>the first input string associated to that transition</td></tr><tr><td><span class="term"><i><tt>token2</tt></i>:</span></td><td>the second input string associated to that transition</td></tr><tr><td><span class="term"><i><tt>data</tt></i>:</span></td><td>data passed to the callback function if the transition is activated</td></tr><tr><td><span class="term"><i><tt>Returns</tt></i>:</span></td><td>the target state or NULL in case of error</td></tr></tbody></table></div></div>
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<div class="refsect2" lang="en"><h3><a name="xmlAutomataNewOnceTrans"/>xmlAutomataNewOnceTrans ()</h3><pre class="programlisting"><a href="libxml2-xmlautomata.html#xmlAutomataStatePtr">xmlAutomataStatePtr</a> xmlAutomataNewOnceTrans (<a href="libxml2-xmlautomata.html#xmlAutomataPtr">xmlAutomataPtr</a> am, <br/> <a href="libxml2-xmlautomata.html#xmlAutomataStatePtr">xmlAutomataStatePtr</a> from, <br/> <a href="libxml2-xmlautomata.html#xmlAutomataStatePtr">xmlAutomataStatePtr</a> to, <br/> const <a href="libxml2-xmlstring.html#xmlChar">xmlChar</a> * token, <br/> int min, <br/> int max, <br/> void * data)<br/>
</pre><p>If @to is NULL, this creates first a new target state in the automata and then adds a transition from the @from state to the target state activated by a succession of input of value @token and whose number is between @min and @max, moreover that transition can only be crossed once.</p>
<div class="variablelist"><table border="0"><col align="left"/><tbody><tr><td><span class="term"><i><tt>am</tt></i>:</span></td><td>an automata</td></tr><tr><td><span class="term"><i><tt>from</tt></i>:</span></td><td>the starting point of the transition</td></tr><tr><td><span class="term"><i><tt>to</tt></i>:</span></td><td>the target point of the transition or NULL</td></tr><tr><td><span class="term"><i><tt>token</tt></i>:</span></td><td>the input string associated to that transition</td></tr><tr><td><span class="term"><i><tt>min</tt></i>:</span></td><td>the minimum successive occurences of token</td></tr><tr><td><span class="term"><i><tt>max</tt></i>:</span></td><td>the maximum successive occurences of token</td></tr><tr><td><span class="term"><i><tt>data</tt></i>:</span></td><td>data associated to the transition</td></tr><tr><td><span class="term"><i><tt>Returns</tt></i>:</span></td><td>the target state or NULL in case of error</td></tr></tbody></table></div></div>
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<div class="refsect2" lang="en"><h3><a name="xmlAutomataNewOnceTrans2"/>xmlAutomataNewOnceTrans2 ()</h3><pre class="programlisting"><a href="libxml2-xmlautomata.html#xmlAutomataStatePtr">xmlAutomataStatePtr</a> xmlAutomataNewOnceTrans2 (<a href="libxml2-xmlautomata.html#xmlAutomataPtr">xmlAutomataPtr</a> am, <br/> <a href="libxml2-xmlautomata.html#xmlAutomataStatePtr">xmlAutomataStatePtr</a> from, <br/> <a href="libxml2-xmlautomata.html#xmlAutomataStatePtr">xmlAutomataStatePtr</a> to, <br/> const <a href="libxml2-xmlstring.html#xmlChar">xmlChar</a> * token, <br/> const <a href="libxml2-xmlstring.html#xmlChar">xmlChar</a> * token2, <br/> int min, <br/> int max, <br/> void * data)<br/>
</pre><p>If @to is NULL, this creates first a new target state in the automata and then adds a transition from the @from state to the target state activated by a succession of input of value @token and @token2 and whose number is between @min and @max, moreover that transition can only be crossed once.</p>
<div class="variablelist"><table border="0"><col align="left"/><tbody><tr><td><span class="term"><i><tt>am</tt></i>:</span></td><td>an automata</td></tr><tr><td><span class="term"><i><tt>from</tt></i>:</span></td><td>the starting point of the transition</td></tr><tr><td><span class="term"><i><tt>to</tt></i>:</span></td><td>the target point of the transition or NULL</td></tr><tr><td><span class="term"><i><tt>token</tt></i>:</span></td><td>the input string associated to that transition</td></tr><tr><td><span class="term"><i><tt>token2</tt></i>:</span></td><td>the second input string associated to that transition</td></tr><tr><td><span class="term"><i><tt>min</tt></i>:</span></td><td>the minimum successive occurences of token</td></tr><tr><td><span class="term"><i><tt>max</tt></i>:</span></td><td>the maximum successive occurences of token</td></tr><tr><td><span class="term"><i><tt>data</tt></i>:</span></td><td>data associated to the transition</td></tr><tr><td><span class="term"><i><tt>Returns</tt></i>:</span></td><td>the target state or NULL in case of error</td></tr></tbody></table></div></div>
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<div class="refsect2" lang="en"><h3><a name="xmlAutomataNewState"/>xmlAutomataNewState ()</h3><pre class="programlisting"><a href="libxml2-xmlautomata.html#xmlAutomataStatePtr">xmlAutomataStatePtr</a> xmlAutomataNewState (<a href="libxml2-xmlautomata.html#xmlAutomataPtr">xmlAutomataPtr</a> am)<br/>
</pre><p>Create a new disconnected state in the automata</p>
<div class="variablelist"><table border="0"><col align="left"/><tbody><tr><td><span class="term"><i><tt>am</tt></i>:</span></td><td>an automata</td></tr><tr><td><span class="term"><i><tt>Returns</tt></i>:</span></td><td>the new state or NULL in case of error</td></tr></tbody></table></div></div>
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<div class="refsect2" lang="en"><h3><a name="xmlAutomataNewTransition"/>xmlAutomataNewTransition ()</h3><pre class="programlisting"><a href="libxml2-xmlautomata.html#xmlAutomataStatePtr">xmlAutomataStatePtr</a> xmlAutomataNewTransition (<a href="libxml2-xmlautomata.html#xmlAutomataPtr">xmlAutomataPtr</a> am, <br/> <a href="libxml2-xmlautomata.html#xmlAutomataStatePtr">xmlAutomataStatePtr</a> from, <br/> <a href="libxml2-xmlautomata.html#xmlAutomataStatePtr">xmlAutomataStatePtr</a> to, <br/> const <a href="libxml2-xmlstring.html#xmlChar">xmlChar</a> * token, <br/> void * data)<br/>
</pre><p>If @to is NULL, this creates first a new target state in the automata and then adds a transition from the @from state to the target state activated by the value of @token</p>
<div class="variablelist"><table border="0"><col align="left"/><tbody><tr><td><span class="term"><i><tt>am</tt></i>:</span></td><td>an automata</td></tr><tr><td><span class="term"><i><tt>from</tt></i>:</span></td><td>the starting point of the transition</td></tr><tr><td><span class="term"><i><tt>to</tt></i>:</span></td><td>the target point of the transition or NULL</td></tr><tr><td><span class="term"><i><tt>token</tt></i>:</span></td><td>the input string associated to that transition</td></tr><tr><td><span class="term"><i><tt>data</tt></i>:</span></td><td>data passed to the callback function if the transition is activated</td></tr><tr><td><span class="term"><i><tt>Returns</tt></i>:</span></td><td>the target state or NULL in case of error</td></tr></tbody></table></div></div>
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<div class="refsect2" lang="en"><h3><a name="xmlAutomataNewTransition2"/>xmlAutomataNewTransition2 ()</h3><pre class="programlisting"><a href="libxml2-xmlautomata.html#xmlAutomataStatePtr">xmlAutomataStatePtr</a> xmlAutomataNewTransition2 (<a href="libxml2-xmlautomata.html#xmlAutomataPtr">xmlAutomataPtr</a> am, <br/> <a href="libxml2-xmlautomata.html#xmlAutomataStatePtr">xmlAutomataStatePtr</a> from, <br/> <a href="libxml2-xmlautomata.html#xmlAutomataStatePtr">xmlAutomataStatePtr</a> to, <br/> const <a href="libxml2-xmlstring.html#xmlChar">xmlChar</a> * token, <br/> const <a href="libxml2-xmlstring.html#xmlChar">xmlChar</a> * token2, <br/> void * data)<br/>
</pre><p>If @to is NULL, this creates first a new target state in the automata and then adds a transition from the @from state to the target state activated by the value of @token</p>
<div class="variablelist"><table border="0"><col align="left"/><tbody><tr><td><span class="term"><i><tt>am</tt></i>:</span></td><td>an automata</td></tr><tr><td><span class="term"><i><tt>from</tt></i>:</span></td><td>the starting point of the transition</td></tr><tr><td><span class="term"><i><tt>to</tt></i>:</span></td><td>the target point of the transition or NULL</td></tr><tr><td><span class="term"><i><tt>token</tt></i>:</span></td><td>the first input string associated to that transition</td></tr><tr><td><span class="term"><i><tt>token2</tt></i>:</span></td><td>the second input string associated to that transition</td></tr><tr><td><span class="term"><i><tt>data</tt></i>:</span></td><td>data passed to the callback function if the transition is activated</td></tr><tr><td><span class="term"><i><tt>Returns</tt></i>:</span></td><td>the target state or NULL in case of error</td></tr></tbody></table></div></div>
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<div class="refsect2" lang="en"><h3><a name="xmlAutomataSetFinalState"/>xmlAutomataSetFinalState ()</h3><pre class="programlisting">int xmlAutomataSetFinalState (<a href="libxml2-xmlautomata.html#xmlAutomataPtr">xmlAutomataPtr</a> am, <br/> <a href="libxml2-xmlautomata.html#xmlAutomataStatePtr">xmlAutomataStatePtr</a> state)<br/>
</pre><p>Makes that state a final state</p>
<div class="variablelist"><table border="0"><col align="left"/><tbody><tr><td><span class="term"><i><tt>am</tt></i>:</span></td><td>an automata</td></tr><tr><td><span class="term"><i><tt>state</tt></i>:</span></td><td>a state in this automata</td></tr><tr><td><span class="term"><i><tt>Returns</tt></i>:</span></td><td>0 or -1 in case of error</td></tr></tbody></table></div></div>
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<div class="refsect2" lang="en"><h3><a name="xmlFreeAutomata"/>xmlFreeAutomata ()</h3><pre class="programlisting">void xmlFreeAutomata (<a href="libxml2-xmlautomata.html#xmlAutomataPtr">xmlAutomataPtr</a> am)<br/>
</pre><p>Free an automata</p>
<div class="variablelist"><table border="0"><col align="left"/><tbody><tr><td><span class="term"><i><tt>am</tt></i>:</span></td><td>an automata</td></tr></tbody></table></div></div>
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<div class="refsect2" lang="en"><h3><a name="xmlNewAutomata"/>xmlNewAutomata ()</h3><pre class="programlisting"><a href="libxml2-xmlautomata.html#xmlAutomataPtr">xmlAutomataPtr</a> xmlNewAutomata (void)<br/>
</pre><p>Create a new automata</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 object or NULL in case of failure</td></tr></tbody></table></div></div>
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