| <html><head><meta http-equiv="Content-Type" content="text/html; charset=ISO-8859-1"><title>xmlregexp</title><meta name="generator" content="DocBook XSL Stylesheets V1.58.1"><style xmlns="http://www.w3.org/TR/xhtml1/transitional" type="text/css"> |
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| </style><link rel="home" href="index.html" title="Gnome XML Library Reference Manual"><link rel="up" href="libxml-lib.html" title="Libxml Library Reference"><link rel="previous" href="libxml-xmlmemory.html" title="xmlmemory"><link rel="next" href="libxml-xmlautomata.html" title="xmlautomata"></head><body bgcolor="white" text="black" link="#0000FF" vlink="#840084" alink="#0000FF"><table xmlns="http://www.w3.org/TR/xhtml1/transitional" class="navigation" width="100%" summary="Navigation header" cellpadding="2" cellspacing="2"><tr valign="middle"><td><a accesskey="p" href="libxml-xmlmemory.html"><img src="left.png" width="24" height="24" border="0" alt="Prev"></img></a></td><td><a accesskey="u" href="libxml-lib.html"><img src="up.png" width="24" height="24" border="0" alt="Up"></img></a></td><td><a accesskey="h" href="index.html"><img src="home.png" width="24" height="24" border="0" alt="Home"></img></a></td><th width="100%" align="center">Gnome XML Library Reference Manual</th><td><a accesskey="n" href="libxml-xmlautomata.html"><img src="right.png" width="24" height="24" border="0" alt="Next"></img></a></td></tr></table><div class="refentry" lang="en"><a name="libxml-xmlregexp"></a><div class="titlepage"></div><div class="refnamediv"><h2>xmlregexp</h2><p>xmlregexp — </p></div><div class="refsynopsisdiv"><h2>Synopsis</h2><pre class="synopsis"> |
| |
| |
| |
| struct <a href="libxml-xmlregexp.html#xmlRegexp">xmlRegexp</a>; |
| typedef <a href="libxml-xmlregexp.html#xmlRegexpPtr">xmlRegexpPtr</a>; |
| struct <a href="libxml-xmlregexp.html#xmlRegExecCtxt">xmlRegExecCtxt</a>; |
| typedef <a href="libxml-xmlregexp.html#xmlRegExecCtxtPtr">xmlRegExecCtxtPtr</a>; |
| <a href="libxml-xmlregexp.html#xmlRegexpPtr">xmlRegexpPtr</a> <a href="libxml-xmlregexp.html#xmlRegexpCompile">xmlRegexpCompile</a> (const <a href="libxml-tree.html#xmlChar">xmlChar</a> *regexp); |
| void <a href="libxml-xmlregexp.html#xmlRegFreeRegexp">xmlRegFreeRegexp</a> (<a href="libxml-xmlregexp.html#xmlRegexpPtr">xmlRegexpPtr</a> regexp); |
| int <a href="libxml-xmlregexp.html#xmlRegexpExec">xmlRegexpExec</a> (<a href="libxml-xmlregexp.html#xmlRegexpPtr">xmlRegexpPtr</a> comp, |
| const <a href="libxml-tree.html#xmlChar">xmlChar</a> *value); |
| void <a href="libxml-xmlregexp.html#xmlRegexpPrint">xmlRegexpPrint</a> (<GTKDOCLINK xmlns="http://www.w3.org/TR/xhtml1/transitional" HREF="FILE-CAPS">FILE</GTKDOCLINK> *output, |
| <a href="libxml-xmlregexp.html#xmlRegexpPtr">xmlRegexpPtr</a> regexp); |
| int <a href="libxml-xmlregexp.html#xmlRegexpIsDeterminist">xmlRegexpIsDeterminist</a> (<a href="libxml-xmlregexp.html#xmlRegexpPtr">xmlRegexpPtr</a> comp); |
| void (<a href="libxml-xmlregexp.html#xmlRegExecCallbacks">*xmlRegExecCallbacks</a>) (<a href="libxml-xmlregexp.html#xmlRegExecCtxtPtr">xmlRegExecCtxtPtr</a> exec, |
| const <a href="libxml-tree.html#xmlChar">xmlChar</a> *token, |
| void *transdata, |
| void *inputdata); |
| <a href="libxml-xmlregexp.html#xmlRegExecCtxtPtr">xmlRegExecCtxtPtr</a> <a href="libxml-xmlregexp.html#xmlRegNewExecCtxt">xmlRegNewExecCtxt</a> (<a href="libxml-xmlregexp.html#xmlRegexpPtr">xmlRegexpPtr</a> comp, |
| <a href="libxml-xmlregexp.html#xmlRegExecCallbacks">xmlRegExecCallbacks</a> callback, |
| void *data); |
| void <a href="libxml-xmlregexp.html#xmlRegFreeExecCtxt">xmlRegFreeExecCtxt</a> (<a href="libxml-xmlregexp.html#xmlRegExecCtxtPtr">xmlRegExecCtxtPtr</a> exec); |
| int <a href="libxml-xmlregexp.html#xmlRegExecPushString">xmlRegExecPushString</a> (<a href="libxml-xmlregexp.html#xmlRegExecCtxtPtr">xmlRegExecCtxtPtr</a> exec, |
| const <a href="libxml-tree.html#xmlChar">xmlChar</a> *value, |
| void *data); |
| int <a href="libxml-xmlregexp.html#xmlRegExecPushString2">xmlRegExecPushString2</a> (<a href="libxml-xmlregexp.html#xmlRegExecCtxtPtr">xmlRegExecCtxtPtr</a> exec, |
| const <a href="libxml-tree.html#xmlChar">xmlChar</a> *value, |
| const <a href="libxml-tree.html#xmlChar">xmlChar</a> *value2, |
| void *data); |
| </pre></div><div class="refsect1" lang="en"><h2>Description</h2><p> |
| |
| </p></div><div class="refsect1" lang="en"><h2>Details</h2><div class="refsect2" lang="en"><h3><a name="xmlRegexp"></a>struct xmlRegexp</h3><pre class="programlisting">struct xmlRegexp;</pre><p> |
| |
| </p></div><hr xmlns="http://www.w3.org/TR/xhtml1/transitional"></hr><div class="refsect2" lang="en"><h3><a name="xmlRegexpPtr"></a>xmlRegexpPtr</h3><pre class="programlisting">typedef xmlRegexp *xmlRegexpPtr; |
| </pre><p> |
| A libxml regular expression, they can actually be far more complex |
| thank the POSIX regex expressions.</p><p> |
| |
| </p></div><hr xmlns="http://www.w3.org/TR/xhtml1/transitional"></hr><div class="refsect2" lang="en"><h3><a name="xmlRegExecCtxt"></a>struct xmlRegExecCtxt</h3><pre class="programlisting">struct xmlRegExecCtxt;</pre><p> |
| |
| </p></div><hr xmlns="http://www.w3.org/TR/xhtml1/transitional"></hr><div class="refsect2" lang="en"><h3><a name="xmlRegExecCtxtPtr"></a>xmlRegExecCtxtPtr</h3><pre class="programlisting">typedef xmlRegExecCtxt *xmlRegExecCtxtPtr; |
| </pre><p> |
| A libxml progressive regular expression evaluation context</p><p> |
| |
| </p></div><hr xmlns="http://www.w3.org/TR/xhtml1/transitional"></hr><div class="refsect2" lang="en"><h3><a name="xmlRegexpCompile"></a>xmlRegexpCompile ()</h3><pre class="programlisting"><a href="libxml-xmlregexp.html#xmlRegexpPtr">xmlRegexpPtr</a> xmlRegexpCompile (const <a href="libxml-tree.html#xmlChar">xmlChar</a> *regexp);</pre><p> |
| Parses a regular expression conforming to XML Schemas Part 2 Datatype |
| Appendix F and build an automata suitable for testing strings against |
| that regular expression</p><p> |
| |
| </p><div class="variablelist"><table border="0"><col align="left" valign="top"><tbody><tr><td><span class="term"><i><tt>regexp</tt></i> :</span></td><td> a regular expression string |
| </td></tr><tr><td><span class="term"><span class="emphasis"><em>Returns</em></span> :</span></td><td>the compiled expression or NULL in case of error |
| </td></tr></tbody></table></div></div><hr xmlns="http://www.w3.org/TR/xhtml1/transitional"></hr><div class="refsect2" lang="en"><h3><a name="xmlRegFreeRegexp"></a>xmlRegFreeRegexp ()</h3><pre class="programlisting">void xmlRegFreeRegexp (<a href="libxml-xmlregexp.html#xmlRegexpPtr">xmlRegexpPtr</a> regexp);</pre><p> |
| Free a regexp</p><p> |
| |
| </p><div class="variablelist"><table border="0"><col align="left" valign="top"><tbody><tr><td><span class="term"><i><tt>regexp</tt></i> :</span></td><td> the regexp |
| </td></tr></tbody></table></div></div><hr xmlns="http://www.w3.org/TR/xhtml1/transitional"></hr><div class="refsect2" lang="en"><h3><a name="xmlRegexpExec"></a>xmlRegexpExec ()</h3><pre class="programlisting">int xmlRegexpExec (<a href="libxml-xmlregexp.html#xmlRegexpPtr">xmlRegexpPtr</a> comp, |
| const <a href="libxml-tree.html#xmlChar">xmlChar</a> *value);</pre><p> |
| Check if the regular expression generate the value</p><p> |
| |
| </p><div class="variablelist"><table border="0"><col align="left" valign="top"><tbody><tr><td><span class="term"><i><tt>comp</tt></i> :</span></td><td> the compiled regular expression |
| </td></tr><tr><td><span class="term"><i><tt>value</tt></i> :</span></td><td> |
| </td></tr><tr><td><span class="term"><span class="emphasis"><em>Returns</em></span> :</span></td><td>1 if it matches, 0 if not and a negativa value in case of error |
| </td></tr></tbody></table></div></div><hr xmlns="http://www.w3.org/TR/xhtml1/transitional"></hr><div class="refsect2" lang="en"><h3><a name="xmlRegexpPrint"></a>xmlRegexpPrint ()</h3><pre class="programlisting">void xmlRegexpPrint (<GTKDOCLINK xmlns="http://www.w3.org/TR/xhtml1/transitional" HREF="FILE-CAPS">FILE</GTKDOCLINK> *output, |
| <a href="libxml-xmlregexp.html#xmlRegexpPtr">xmlRegexpPtr</a> regexp);</pre><p> |
| Print the content of the compiled regular expression</p><p> |
| |
| </p><div class="variablelist"><table border="0"><col align="left" valign="top"><tbody><tr><td><span class="term"><i><tt>output</tt></i> :</span></td><td> the file for the output debug |
| </td></tr><tr><td><span class="term"><i><tt>regexp</tt></i> :</span></td><td> the compiled regexp |
| </td></tr></tbody></table></div></div><hr xmlns="http://www.w3.org/TR/xhtml1/transitional"></hr><div class="refsect2" lang="en"><h3><a name="xmlRegexpIsDeterminist"></a>xmlRegexpIsDeterminist ()</h3><pre class="programlisting">int xmlRegexpIsDeterminist (<a href="libxml-xmlregexp.html#xmlRegexpPtr">xmlRegexpPtr</a> comp);</pre><p> |
| Check if the regular expression is determinist</p><p> |
| |
| </p><div class="variablelist"><table border="0"><col align="left" valign="top"><tbody><tr><td><span class="term"><i><tt>comp</tt></i> :</span></td><td> the compiled regular expression |
| </td></tr><tr><td><span class="term"><span class="emphasis"><em>Returns</em></span> :</span></td><td>1 if it yes, 0 if not and a negativa value in case of error |
| </td></tr></tbody></table></div></div><hr xmlns="http://www.w3.org/TR/xhtml1/transitional"></hr><div class="refsect2" lang="en"><h3><a name="xmlRegExecCallbacks"></a>xmlRegExecCallbacks ()</h3><pre class="programlisting">void (*xmlRegExecCallbacks) (<a href="libxml-xmlregexp.html#xmlRegExecCtxtPtr">xmlRegExecCtxtPtr</a> exec, |
| const <a href="libxml-tree.html#xmlChar">xmlChar</a> *token, |
| void *transdata, |
| void *inputdata);</pre><p> |
| |
| </p><div class="variablelist"><table border="0"><col align="left" valign="top"><tbody><tr><td><span class="term"><i><tt>exec</tt></i> :</span></td><td> |
| </td></tr><tr><td><span class="term"><i><tt>token</tt></i> :</span></td><td> |
| </td></tr><tr><td><span class="term"><i><tt>transdata</tt></i> :</span></td><td> |
| </td></tr><tr><td><span class="term"><i><tt>inputdata</tt></i> :</span></td><td> |
| |
| |
| </td></tr></tbody></table></div></div><hr xmlns="http://www.w3.org/TR/xhtml1/transitional"></hr><div class="refsect2" lang="en"><h3><a name="xmlRegNewExecCtxt"></a>xmlRegNewExecCtxt ()</h3><pre class="programlisting"><a href="libxml-xmlregexp.html#xmlRegExecCtxtPtr">xmlRegExecCtxtPtr</a> xmlRegNewExecCtxt (<a href="libxml-xmlregexp.html#xmlRegexpPtr">xmlRegexpPtr</a> comp, |
| <a href="libxml-xmlregexp.html#xmlRegExecCallbacks">xmlRegExecCallbacks</a> callback, |
| void *data);</pre><p> |
| Build a context used for progressive evaluation of a regexp.</p><p> |
| |
| </p><div class="variablelist"><table border="0"><col align="left" valign="top"><tbody><tr><td><span class="term"><i><tt>comp</tt></i> :</span></td><td> a precompiled regular expression |
| </td></tr><tr><td><span class="term"><i><tt>callback</tt></i> :</span></td><td> a callback function used for handling progresses in the |
| automata matching phase |
| </td></tr><tr><td><span class="term"><i><tt>data</tt></i> :</span></td><td> the context data associated to the callback in this context |
| </td></tr><tr><td><span class="term"><span class="emphasis"><em>Returns</em></span> :</span></td><td>the new context |
| </td></tr></tbody></table></div></div><hr xmlns="http://www.w3.org/TR/xhtml1/transitional"></hr><div class="refsect2" lang="en"><h3><a name="xmlRegFreeExecCtxt"></a>xmlRegFreeExecCtxt ()</h3><pre class="programlisting">void xmlRegFreeExecCtxt (<a href="libxml-xmlregexp.html#xmlRegExecCtxtPtr">xmlRegExecCtxtPtr</a> exec);</pre><p> |
| Free the structures associated to a regular expression evaulation context.</p><p> |
| |
| </p><div class="variablelist"><table border="0"><col align="left" valign="top"><tbody><tr><td><span class="term"><i><tt>exec</tt></i> :</span></td><td> a regular expression evaulation context |
| </td></tr></tbody></table></div></div><hr xmlns="http://www.w3.org/TR/xhtml1/transitional"></hr><div class="refsect2" lang="en"><h3><a name="xmlRegExecPushString"></a>xmlRegExecPushString ()</h3><pre class="programlisting">int xmlRegExecPushString (<a href="libxml-xmlregexp.html#xmlRegExecCtxtPtr">xmlRegExecCtxtPtr</a> exec, |
| const <a href="libxml-tree.html#xmlChar">xmlChar</a> *value, |
| void *data);</pre><p> |
| Push one input token in the execution context</p><p> |
| |
| </p><div class="variablelist"><table border="0"><col align="left" valign="top"><tbody><tr><td><span class="term"><i><tt>exec</tt></i> :</span></td><td> a regexp execution context or NULL to indicate the end |
| </td></tr><tr><td><span class="term"><i><tt>value</tt></i> :</span></td><td> a string token input |
| </td></tr><tr><td><span class="term"><i><tt>data</tt></i> :</span></td><td> data associated to the token to reuse in callbacks |
| </td></tr><tr><td><span class="term"><span class="emphasis"><em>Returns</em></span> :</span></td><td> 1 if the regexp reached a final state, 0 if non-final, and |
| a negative value in case of error. |
| </td></tr></tbody></table></div></div><hr xmlns="http://www.w3.org/TR/xhtml1/transitional"></hr><div class="refsect2" lang="en"><h3><a name="xmlRegExecPushString2"></a>xmlRegExecPushString2 ()</h3><pre class="programlisting">int xmlRegExecPushString2 (<a href="libxml-xmlregexp.html#xmlRegExecCtxtPtr">xmlRegExecCtxtPtr</a> exec, |
| const <a href="libxml-tree.html#xmlChar">xmlChar</a> *value, |
| const <a href="libxml-tree.html#xmlChar">xmlChar</a> *value2, |
| void *data);</pre><p> |
| Push one input token in the execution context</p><p> |
| |
| </p><div class="variablelist"><table border="0"><col align="left" valign="top"><tbody><tr><td><span class="term"><i><tt>exec</tt></i> :</span></td><td> a regexp execution context or NULL to indicate the end |
| </td></tr><tr><td><span class="term"><i><tt>value</tt></i> :</span></td><td> the first string token input |
| </td></tr><tr><td><span class="term"><i><tt>value2</tt></i> :</span></td><td> the second string token input |
| </td></tr><tr><td><span class="term"><i><tt>data</tt></i> :</span></td><td> data associated to the token to reuse in callbacks |
| </td></tr><tr><td><span class="term"><span class="emphasis"><em>Returns</em></span> :</span></td><td> 1 if the regexp reached a final state, 0 if non-final, and |
| a negative value in case of error. |
| </td></tr></tbody></table></div></div></div></div><table xmlns="http://www.w3.org/TR/xhtml1/transitional" class="navigation" width="100%" summary="Navigation footer" cellpadding="2" cellspacing="0"><tr valign="middle"><td align="left"><a accesskey="p" href="libxml-xmlmemory.html"><b><< xmlmemory</b></a></td><td align="right"><a accesskey="n" href="libxml-xmlautomata.html"><b>xmlautomata >></b></a></td></tr></table></body></html> |
