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doc/devhelp/libxml2-xmlautomata.html
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Nick Wellnhofer
Rebuild documentation
24 авг 2022, 15:34
24 авг 2022, 15:34
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<html> <head> <meta http-equiv="Content-Type" content="text/html; charset=UTF-8"> <title>xmlautomata: API to build regexp automata</title> <meta name="generator" content="Libxml2 devhelp stylesheet"> <link rel="start" href="index.html" title="libxml2 Reference Manual"> <link rel="up" href="general.html" title="API"> <link rel="stylesheet" href="style.css" type="text/css"> <link rel="chapter" href="general.html" title="API"> </head> <body bgcolor="white" text="black" link="#0000FF" vlink="#840084" alink="#0000FF"> <table class="navigation" width="100%" summary="Navigation header" cellpadding="2" cellspacing="2"><tr valign="middle"> <td><a accesskey="p" href="libxml2-xmlIO.html"><img src="left.png" width="24" height="24" border="0" alt="Prev"></a></td> <td><a accesskey="u" href="general.html"><img src="up.png" width="24" height="24" border="0" alt="Up"></a></td> <td><a accesskey="h" href="index.html"><img src="home.png" width="24" height="24" border="0" alt="Home"></a></td> <td><a accesskey="n" href="libxml2-xmlerror.html"><img src="right.png" width="24" height="24" border="0" alt="Next"></a></td> <th width="100%" align="center">libxml2 Reference Manual</th> </tr></table> <h2><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 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>; typedef <a href="libxml2-xmlautomata.html#xmlAutomataState">xmlAutomataState</a> * <a href="#xmlAutomataStatePtr">xmlAutomataStatePtr</a>; <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="#xmlAutomataGetInitState">xmlAutomataGetInitState</a> (<a href="libxml2-xmlautomata.html#xmlAutomataPtr">xmlAutomataPtr</a> am); int <a href="#xmlAutomataIsDeterminist">xmlAutomataIsDeterminist</a> (<a href="libxml2-xmlautomata.html#xmlAutomataPtr">xmlAutomataPtr</a> am); <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="#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="#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#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); 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="#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-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="#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="#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="#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="#xmlAutomataNewState">xmlAutomataNewState</a> (<a href="libxml2-xmlautomata.html#xmlAutomataPtr">xmlAutomataPtr</a> am); <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); <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); 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); void <a href="#xmlFreeAutomata">xmlFreeAutomata</a> (<a href="libxml2-xmlautomata.html#xmlAutomataPtr">xmlAutomataPtr</a> am); <a href="libxml2-xmlautomata.html#xmlAutomataPtr">xmlAutomataPtr</a> <a href="#xmlNewAutomata">xmlNewAutomata</a> (void); </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></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></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"></a>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"></a>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"></a>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"></a>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"></a>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 occurrences of token</td> </tr> <tr> <td><span class="term"><i><tt>max</tt></i>:</span></td> <td>the maximum successive occurrences 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"></a>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 occurrences of token</td> </tr> <tr> <td><span class="term"><i><tt>max</tt></i>:</span></td> <td>the maximum successive occurrences 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"></a>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"></a>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"></a>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"></a>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> <hr> <div class="refsect2" lang="en"> <h3> <a name="xmlAutomataNewNegTrans"></a>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> <hr> <div class="refsect2" lang="en"> <h3> <a name="xmlAutomataNewOnceTrans"></a>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 occurrences of token</td> </tr> <tr> <td><span class="term"><i><tt>max</tt></i>:</span></td> <td>the maximum successive occurrences 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="xmlAutomataNewOnceTrans2"></a>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 occurrences of token</td> </tr> <tr> <td><span class="term"><i><tt>max</tt></i>:</span></td> <td>the maximum successive occurrences 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="xmlAutomataNewState"></a>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> <hr> <div class="refsect2" lang="en"> <h3> <a name="xmlAutomataNewTransition"></a>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> <hr> <div class="refsect2" lang="en"> <h3> <a name="xmlAutomataNewTransition2"></a>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> <hr> <div class="refsect2" lang="en"> <h3> <a name="xmlAutomataSetFinalState"></a>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> <hr> <div class="refsect2" lang="en"> <h3> <a name="xmlFreeAutomata"></a>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> <hr> <div class="refsect2" lang="en"> <h3> <a name="xmlNewAutomata"></a>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> <hr> </div> </div> </body> </html>