libxml-xmlautomata.html

xml开源解析代码.版本为libxml2-2.6.29,可支持GB3212.网络消息发送XML时很有用.

<pre class="programlisting"><a href="libxml-xmlautomata.html#xmlAutomataStatePtr">xmlAutomataStatePtr</a>	<a href="#xmlAutomataNewOnceTrans">xmlAutomataNewOnceTrans</a>	(<a href="libxml-xmlautomata.html#xmlAutomataPtr">xmlAutomataPtr</a> am, <br />						 <a href="libxml-xmlautomata.html#xmlAutomataStatePtr">xmlAutomataStatePtr</a> from, <br />						 <a href="libxml-xmlautomata.html#xmlAutomataStatePtr">xmlAutomataStatePtr</a> to, <br />						 const <a href="libxml-xmlstring.html#xmlChar">xmlChar</a> * token, <br />						 int min, <br />						 int max, <br />						 void * data)</pre>
<pre class="programlisting"><a href="libxml-xmlautomata.html#xmlAutomataStatePtr">xmlAutomataStatePtr</a>	<a href="#xmlAutomataNewOnceTrans2">xmlAutomataNewOnceTrans2</a>	(<a href="libxml-xmlautomata.html#xmlAutomataPtr">xmlAutomataPtr</a> am, <br />							 <a href="libxml-xmlautomata.html#xmlAutomataStatePtr">xmlAutomataStatePtr</a> from, <br />							 <a href="libxml-xmlautomata.html#xmlAutomataStatePtr">xmlAutomataStatePtr</a> to, <br />							 const <a href="libxml-xmlstring.html#xmlChar">xmlChar</a> * token, <br />							 const <a href="libxml-xmlstring.html#xmlChar">xmlChar</a> * token2, <br />							 int min, <br />							 int max, <br />							 void * data)</pre>
<pre class="programlisting"><a href="libxml-xmlautomata.html#xmlAutomataStatePtr">xmlAutomataStatePtr</a>	<a href="#xmlAutomataNewState">xmlAutomataNewState</a>	(<a href="libxml-xmlautomata.html#xmlAutomataPtr">xmlAutomataPtr</a> am)</pre>
<pre class="programlisting"><a href="libxml-xmlautomata.html#xmlAutomataStatePtr">xmlAutomataStatePtr</a>	<a href="#xmlAutomataNewTransition">xmlAutomataNewTransition</a>	(<a href="libxml-xmlautomata.html#xmlAutomataPtr">xmlAutomataPtr</a> am, <br />							 <a href="libxml-xmlautomata.html#xmlAutomataStatePtr">xmlAutomataStatePtr</a> from, <br />							 <a href="libxml-xmlautomata.html#xmlAutomataStatePtr">xmlAutomataStatePtr</a> to, <br />							 const <a href="libxml-xmlstring.html#xmlChar">xmlChar</a> * token, <br />							 void * data)</pre>
<pre class="programlisting"><a href="libxml-xmlautomata.html#xmlAutomataStatePtr">xmlAutomataStatePtr</a>	<a href="#xmlAutomataNewTransition2">xmlAutomataNewTransition2</a>	(<a href="libxml-xmlautomata.html#xmlAutomataPtr">xmlAutomataPtr</a> am, <br />							 <a href="libxml-xmlautomata.html#xmlAutomataStatePtr">xmlAutomataStatePtr</a> from, <br />							 <a href="libxml-xmlautomata.html#xmlAutomataStatePtr">xmlAutomataStatePtr</a> to, <br />							 const <a href="libxml-xmlstring.html#xmlChar">xmlChar</a> * token, <br />							 const <a href="libxml-xmlstring.html#xmlChar">xmlChar</a> * token2, <br />							 void * data)</pre>
<pre class="programlisting">int	<a href="#xmlAutomataSetFinalState">xmlAutomataSetFinalState</a>	(<a href="libxml-xmlautomata.html#xmlAutomataPtr">xmlAutomataPtr</a> am, <br />					 <a href="libxml-xmlautomata.html#xmlAutomataStatePtr">xmlAutomataStatePtr</a> state)</pre>
<pre class="programlisting">void	<a href="#xmlFreeAutomata">xmlFreeAutomata</a>			(<a href="libxml-xmlautomata.html#xmlAutomataPtr">xmlAutomataPtr</a> am)</pre>
<pre class="programlisting"><a href="libxml-xmlautomata.html#xmlAutomataPtr">xmlAutomataPtr</a>	<a href="#xmlNewAutomata">xmlNewAutomata</a>		(void)</pre>
<h2>Description</h2>
<h3><a name="xmlAutomata" id="xmlAutomata">Structure xmlAutomata</a></h3><pre class="programlisting">Structure xmlAutomata<br />struct _xmlAutomata {
The content of this structure is not made public by the API.
}</pre>
      A libxml automata description, It can be compiled into a regexp
    <h3><a name="xmlAutomataState" id="xmlAutomataState">Structure xmlAutomataState</a></h3><pre class="programlisting">Structure xmlAutomataState<br />struct _xmlAutomataState {
The content of this structure is not made public by the API.
}</pre>
      A state int the automata description,
    <h3><a name="xmlAutomataCompile" id="xmlAutomataCompile"></a>Function: xmlAutomataCompile</h3><pre class="programlisting"><a href="libxml-xmlregexp.html#xmlRegexpPtr">xmlRegexpPtr</a>	xmlAutomataCompile	(<a href="libxml-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><h3><a name="xmlAutomataGetInitState" id="xmlAutomataGetInitState"></a>Function: xmlAutomataGetInitState</h3><pre class="programlisting"><a href="libxml-xmlautomata.html#xmlAutomataStatePtr">xmlAutomataStatePtr</a>	xmlAutomataGetInitState	(<a href="libxml-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><h3><a name="xmlAutomataIsDeterminist" id="xmlAutomataIsDeterminist"></a>Function: xmlAutomataIsDeterminist</h3><pre class="programlisting">int	xmlAutomataIsDeterminist	(<a href="libxml-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><h3><a name="xmlAutomataNewAllTrans" id="xmlAutomataNewAllTrans"></a>Function: xmlAutomataNewAllTrans</h3><pre class="programlisting"><a href="libxml-xmlautomata.html#xmlAutomataStatePtr">xmlAutomataStatePtr</a>	xmlAutomataNewAllTrans	(<a href="libxml-xmlautomata.html#xmlAutomataPtr">xmlAutomataPtr</a> am, <br />						 <a href="libxml-xmlautomata.html#xmlAutomataStatePtr">xmlAutomataStatePtr</a> from, <br />						 <a href="libxml-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><h3><a name="xmlAutomataNewCountTrans" id="xmlAutomataNewCountTrans"></a>Function: xmlAutomataNewCountTrans</h3><pre class="programlisting"><a href="libxml-xmlautomata.html#xmlAutomataStatePtr">xmlAutomataStatePtr</a>	xmlAutomataNewCountTrans	(<a href="libxml-xmlautomata.html#xmlAutomataPtr">xmlAutomataPtr</a> am, <br />							 <a href="libxml-xmlautomata.html#xmlAutomataStatePtr">xmlAutomataStatePtr</a> from, <br />							 <a href="libxml-xmlautomata.html#xmlAutomataStatePtr">xmlAutomataStatePtr</a> to, <br />							 const <a href="libxml-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><h3><a name="xmlAutomataNewCountTrans2" id="xmlAutomataNewCountTrans2"></a>Function: xmlAutomataNewCountTrans2</h3><pre class="programlisting"><a href="libxml-xmlautomata.html#xmlAutomataStatePtr">xmlAutomataStatePtr</a>	xmlAutomataNewCountTrans2	(<a href="libxml-xmlautomata.html#xmlAutomataPtr">xmlAutomataPtr</a> am, <br />							 <a href="libxml-xmlautomata.html#xmlAutomataStatePtr">xmlAutomataStatePtr</a> from, <br />							 <a href="libxml-xmlautomata.html#xmlAutomataStatePtr">xmlAutomataStatePtr</a> to, <br />							 const <a href="libxml-xmlstring.html#xmlChar">xmlChar</a> * token, <br />							 const <a href="libxml-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>