Linux server1.sbs.cy 5.14.0-362.18.1.el9_3.x86_64 #1 SMP PREEMPT_DYNAMIC Mon Jan 29 07:05:48 EST 2024 x86_64
Apache
: 199.192.25.12 | : 172.70.126.172
28 Domain
8.1.31
administrator
www.github.com/MadExploits
Terminal
AUTO ROOT
Adminer
Backdoor Destroyer
Linux Exploit
Lock Shell
Lock File
Create User
CREATE RDP
PHP Mailer
BACKCONNECT
UNLOCK SHELL
HASH IDENTIFIER
CPANEL RESET
CREATE WP USER
BLACK DEFEND!
README
+ Create Folder
+ Create File
/
opt /
cpanel /
ea-libxml2 /
share /
gtk-doc /
html /
libxml2 /
[ HOME SHELL ]
Name
Size
Permission
Action
general.html
4.93
KB
-rw-r--r--
home.png
654
B
-rw-r--r--
index.html
3.55
KB
-rw-r--r--
left.png
459
B
-rw-r--r--
libxml2-HTMLparser.html
63.84
KB
-rw-r--r--
libxml2-HTMLtree.html
23.51
KB
-rw-r--r--
libxml2-SAX.html
36.87
KB
-rw-r--r--
libxml2-SAX2.html
37.68
KB
-rw-r--r--
libxml2-c14n.html
12.87
KB
-rw-r--r--
libxml2-catalog.html
35.23
KB
-rw-r--r--
libxml2-chvalid.html
18.75
KB
-rw-r--r--
libxml2-debugXML.html
32.2
KB
-rw-r--r--
libxml2-dict.html
13.01
KB
-rw-r--r--
libxml2-encoding.html
31.35
KB
-rw-r--r--
libxml2-entities.html
25.05
KB
-rw-r--r--
libxml2-globals.html
3.47
KB
-rw-r--r--
libxml2-hash.html
46.9
KB
-rw-r--r--
libxml2-list.html
24.48
KB
-rw-r--r--
libxml2-nanoftp.html
21.59
KB
-rw-r--r--
libxml2-nanohttp.html
15.84
KB
-rw-r--r--
libxml2-parser.html
157.48
KB
-rw-r--r--
libxml2-parserInternals.html
121.69
KB
-rw-r--r--
libxml2-pattern.html
20.25
KB
-rw-r--r--
libxml2-relaxng.html
34.52
KB
-rw-r--r--
libxml2-schemasInternals.html
61.84
KB
-rw-r--r--
libxml2-schematron.html
16.23
KB
-rw-r--r--
libxml2-threads.html
11.59
KB
-rw-r--r--
libxml2-tree.html
250.97
KB
-rw-r--r--
libxml2-uri.html
21.68
KB
-rw-r--r--
libxml2-valid.html
97.47
KB
-rw-r--r--
libxml2-xinclude.html
16.99
KB
-rw-r--r--
libxml2-xlink.html
16.47
KB
-rw-r--r--
libxml2-xmlIO.html
65.96
KB
-rw-r--r--
libxml2-xmlautomata.html
34.03
KB
-rw-r--r--
libxml2-xmlerror.html
87.06
KB
-rw-r--r--
libxml2-xmlexports.html
1.64
KB
-rw-r--r--
libxml2-xmlmemory.html
24.43
KB
-rw-r--r--
libxml2-xmlmodule.html
6.77
KB
-rw-r--r--
libxml2-xmlreader.html
108.51
KB
-rw-r--r--
libxml2-xmlregexp.html
40.59
KB
-rw-r--r--
libxml2-xmlsave.html
16.54
KB
-rw-r--r--
libxml2-xmlschemas.html
41.32
KB
-rw-r--r--
libxml2-xmlschemastypes.html
43.67
KB
-rw-r--r--
libxml2-xmlstring.html
33.92
KB
-rw-r--r--
libxml2-xmlunicode.html
103.86
KB
-rw-r--r--
libxml2-xmlversion.html
14.51
KB
-rw-r--r--
libxml2-xmlwriter.html
110.72
KB
-rw-r--r--
libxml2-xpath.html
61.42
KB
-rw-r--r--
libxml2-xpathInternals.html
141.31
KB
-rw-r--r--
libxml2-xpointer.html
24.62
KB
-rw-r--r--
libxml2.devhelp2
379.84
KB
-rw-r--r--
right.png
472
B
-rw-r--r--
style.css
820
B
-rw-r--r--
up.png
406
B
-rw-r--r--
Delete
Unzip
Zip
${this.title}
Close
Code Editor : libxml2-xmlregexp.html
<html> <head> <meta http-equiv="Content-Type" content="text/html; charset=UTF-8"> <title>xmlregexp: regular expressions handling</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-xmlreader.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-xmlsave.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">xmlregexp</span></h2> <p>xmlregexp - regular expressions handling</p> <p>basic API for libxml regular expressions handling used for XML Schemas and validation. </p> <p>Author(s): Daniel Veillard </p> <div class="refsynopsisdiv"> <h2>Synopsis</h2> <pre class="synopsis">typedef struct _xmlExpCtxt <a href="#xmlExpCtxt">xmlExpCtxt</a>; typedef <a href="libxml2-xmlregexp.html#xmlExpCtxt">xmlExpCtxt</a> * <a href="#xmlExpCtxtPtr">xmlExpCtxtPtr</a>; typedef struct _xmlExpNode <a href="#xmlExpNode">xmlExpNode</a>; typedef <a href="libxml2-xmlregexp.html#xmlExpNode">xmlExpNode</a> * <a href="#xmlExpNodePtr">xmlExpNodePtr</a>; typedef enum <a href="#xmlExpNodeType">xmlExpNodeType</a>; typedef struct _xmlRegExecCtxt <a href="#xmlRegExecCtxt">xmlRegExecCtxt</a>; typedef <a href="libxml2-xmlregexp.html#xmlRegExecCtxt">xmlRegExecCtxt</a> * <a href="#xmlRegExecCtxtPtr">xmlRegExecCtxtPtr</a>; typedef struct _xmlRegexp <a href="#xmlRegexp">xmlRegexp</a>; typedef <a href="libxml2-xmlregexp.html#xmlRegexp">xmlRegexp</a> * <a href="#xmlRegexpPtr">xmlRegexpPtr</a>; int <a href="#xmlExpCtxtNbCons">xmlExpCtxtNbCons</a> (<a href="libxml2-xmlregexp.html#xmlExpCtxtPtr">xmlExpCtxtPtr</a> ctxt); int <a href="#xmlExpCtxtNbNodes">xmlExpCtxtNbNodes</a> (<a href="libxml2-xmlregexp.html#xmlExpCtxtPtr">xmlExpCtxtPtr</a> ctxt); void <a href="#xmlExpDump">xmlExpDump</a> (<a href="libxml2-tree.html#xmlBufferPtr">xmlBufferPtr</a> buf, <br> <a href="libxml2-xmlregexp.html#xmlExpNodePtr">xmlExpNodePtr</a> expr); <a href="libxml2-xmlregexp.html#xmlExpNodePtr">xmlExpNodePtr</a> <a href="#xmlExpExpDerive">xmlExpExpDerive</a> (<a href="libxml2-xmlregexp.html#xmlExpCtxtPtr">xmlExpCtxtPtr</a> ctxt, <br> <a href="libxml2-xmlregexp.html#xmlExpNodePtr">xmlExpNodePtr</a> exp, <br> <a href="libxml2-xmlregexp.html#xmlExpNodePtr">xmlExpNodePtr</a> sub); void <a href="#xmlExpFree">xmlExpFree</a> (<a href="libxml2-xmlregexp.html#xmlExpCtxtPtr">xmlExpCtxtPtr</a> ctxt, <br> <a href="libxml2-xmlregexp.html#xmlExpNodePtr">xmlExpNodePtr</a> exp); void <a href="#xmlExpFreeCtxt">xmlExpFreeCtxt</a> (<a href="libxml2-xmlregexp.html#xmlExpCtxtPtr">xmlExpCtxtPtr</a> ctxt); int <a href="#xmlExpGetLanguage">xmlExpGetLanguage</a> (<a href="libxml2-xmlregexp.html#xmlExpCtxtPtr">xmlExpCtxtPtr</a> ctxt, <br> <a href="libxml2-xmlregexp.html#xmlExpNodePtr">xmlExpNodePtr</a> exp, <br> const <a href="libxml2-xmlstring.html#xmlChar">xmlChar</a> ** langList, <br> int len); int <a href="#xmlExpGetStart">xmlExpGetStart</a> (<a href="libxml2-xmlregexp.html#xmlExpCtxtPtr">xmlExpCtxtPtr</a> ctxt, <br> <a href="libxml2-xmlregexp.html#xmlExpNodePtr">xmlExpNodePtr</a> exp, <br> const <a href="libxml2-xmlstring.html#xmlChar">xmlChar</a> ** tokList, <br> int len); int <a href="#xmlExpIsNillable">xmlExpIsNillable</a> (<a href="libxml2-xmlregexp.html#xmlExpNodePtr">xmlExpNodePtr</a> exp); int <a href="#xmlExpMaxToken">xmlExpMaxToken</a> (<a href="libxml2-xmlregexp.html#xmlExpNodePtr">xmlExpNodePtr</a> expr); <a href="libxml2-xmlregexp.html#xmlExpNodePtr">xmlExpNodePtr</a> <a href="#xmlExpNewAtom">xmlExpNewAtom</a> (<a href="libxml2-xmlregexp.html#xmlExpCtxtPtr">xmlExpCtxtPtr</a> ctxt, <br> const <a href="libxml2-xmlstring.html#xmlChar">xmlChar</a> * name, <br> int len); <a href="libxml2-xmlregexp.html#xmlExpCtxtPtr">xmlExpCtxtPtr</a> <a href="#xmlExpNewCtxt">xmlExpNewCtxt</a> (int maxNodes, <br> <a href="libxml2-dict.html#xmlDictPtr">xmlDictPtr</a> dict); <a href="libxml2-xmlregexp.html#xmlExpNodePtr">xmlExpNodePtr</a> <a href="#xmlExpNewOr">xmlExpNewOr</a> (<a href="libxml2-xmlregexp.html#xmlExpCtxtPtr">xmlExpCtxtPtr</a> ctxt, <br> <a href="libxml2-xmlregexp.html#xmlExpNodePtr">xmlExpNodePtr</a> left, <br> <a href="libxml2-xmlregexp.html#xmlExpNodePtr">xmlExpNodePtr</a> right); <a href="libxml2-xmlregexp.html#xmlExpNodePtr">xmlExpNodePtr</a> <a href="#xmlExpNewRange">xmlExpNewRange</a> (<a href="libxml2-xmlregexp.html#xmlExpCtxtPtr">xmlExpCtxtPtr</a> ctxt, <br> <a href="libxml2-xmlregexp.html#xmlExpNodePtr">xmlExpNodePtr</a> subset, <br> int min, <br> int max); <a href="libxml2-xmlregexp.html#xmlExpNodePtr">xmlExpNodePtr</a> <a href="#xmlExpNewSeq">xmlExpNewSeq</a> (<a href="libxml2-xmlregexp.html#xmlExpCtxtPtr">xmlExpCtxtPtr</a> ctxt, <br> <a href="libxml2-xmlregexp.html#xmlExpNodePtr">xmlExpNodePtr</a> left, <br> <a href="libxml2-xmlregexp.html#xmlExpNodePtr">xmlExpNodePtr</a> right); <a href="libxml2-xmlregexp.html#xmlExpNodePtr">xmlExpNodePtr</a> <a href="#xmlExpParse">xmlExpParse</a> (<a href="libxml2-xmlregexp.html#xmlExpCtxtPtr">xmlExpCtxtPtr</a> ctxt, <br> const char * expr); void <a href="#xmlExpRef">xmlExpRef</a> (<a href="libxml2-xmlregexp.html#xmlExpNodePtr">xmlExpNodePtr</a> exp); <a href="libxml2-xmlregexp.html#xmlExpNodePtr">xmlExpNodePtr</a> <a href="#xmlExpStringDerive">xmlExpStringDerive</a> (<a href="libxml2-xmlregexp.html#xmlExpCtxtPtr">xmlExpCtxtPtr</a> ctxt, <br> <a href="libxml2-xmlregexp.html#xmlExpNodePtr">xmlExpNodePtr</a> exp, <br> const <a href="libxml2-xmlstring.html#xmlChar">xmlChar</a> * str, <br> int len); int <a href="#xmlExpSubsume">xmlExpSubsume</a> (<a href="libxml2-xmlregexp.html#xmlExpCtxtPtr">xmlExpCtxtPtr</a> ctxt, <br> <a href="libxml2-xmlregexp.html#xmlExpNodePtr">xmlExpNodePtr</a> exp, <br> <a href="libxml2-xmlregexp.html#xmlExpNodePtr">xmlExpNodePtr</a> sub); typedef void <a href="#xmlRegExecCallbacks">xmlRegExecCallbacks</a> (<a href="libxml2-xmlregexp.html#xmlRegExecCtxtPtr">xmlRegExecCtxtPtr</a> exec, <br> const <a href="libxml2-xmlstring.html#xmlChar">xmlChar</a> * token, <br> void * transdata, <br> void * inputdata); int <a href="#xmlRegExecErrInfo">xmlRegExecErrInfo</a> (<a href="libxml2-xmlregexp.html#xmlRegExecCtxtPtr">xmlRegExecCtxtPtr</a> exec, <br> const <a href="libxml2-xmlstring.html#xmlChar">xmlChar</a> ** string, <br> int * nbval, <br> int * nbneg, <br> <a href="libxml2-xmlstring.html#xmlChar">xmlChar</a> ** values, <br> int * terminal); int <a href="#xmlRegExecNextValues">xmlRegExecNextValues</a> (<a href="libxml2-xmlregexp.html#xmlRegExecCtxtPtr">xmlRegExecCtxtPtr</a> exec, <br> int * nbval, <br> int * nbneg, <br> <a href="libxml2-xmlstring.html#xmlChar">xmlChar</a> ** values, <br> int * terminal); int <a href="#xmlRegExecPushString">xmlRegExecPushString</a> (<a href="libxml2-xmlregexp.html#xmlRegExecCtxtPtr">xmlRegExecCtxtPtr</a> exec, <br> const <a href="libxml2-xmlstring.html#xmlChar">xmlChar</a> * value, <br> void * data); int <a href="#xmlRegExecPushString2">xmlRegExecPushString2</a> (<a href="libxml2-xmlregexp.html#xmlRegExecCtxtPtr">xmlRegExecCtxtPtr</a> exec, <br> const <a href="libxml2-xmlstring.html#xmlChar">xmlChar</a> * value, <br> const <a href="libxml2-xmlstring.html#xmlChar">xmlChar</a> * value2, <br> void * data); void <a href="#xmlRegFreeExecCtxt">xmlRegFreeExecCtxt</a> (<a href="libxml2-xmlregexp.html#xmlRegExecCtxtPtr">xmlRegExecCtxtPtr</a> exec); void <a href="#xmlRegFreeRegexp">xmlRegFreeRegexp</a> (<a href="libxml2-xmlregexp.html#xmlRegexpPtr">xmlRegexpPtr</a> regexp); <a href="libxml2-xmlregexp.html#xmlRegExecCtxtPtr">xmlRegExecCtxtPtr</a> <a href="#xmlRegNewExecCtxt">xmlRegNewExecCtxt</a> (<a href="libxml2-xmlregexp.html#xmlRegexpPtr">xmlRegexpPtr</a> comp, <br> <a href="libxml2-xmlregexp.html#xmlRegExecCallbacks">xmlRegExecCallbacks</a> callback, <br> void * data); <a href="libxml2-xmlregexp.html#xmlRegexpPtr">xmlRegexpPtr</a> <a href="#xmlRegexpCompile">xmlRegexpCompile</a> (const <a href="libxml2-xmlstring.html#xmlChar">xmlChar</a> * regexp); int <a href="#xmlRegexpExec">xmlRegexpExec</a> (<a href="libxml2-xmlregexp.html#xmlRegexpPtr">xmlRegexpPtr</a> comp, <br> const <a href="libxml2-xmlstring.html#xmlChar">xmlChar</a> * content); int <a href="#xmlRegexpIsDeterminist">xmlRegexpIsDeterminist</a> (<a href="libxml2-xmlregexp.html#xmlRegexpPtr">xmlRegexpPtr</a> comp); void <a href="#xmlRegexpPrint">xmlRegexpPrint</a> (FILE * output, <br> <a href="libxml2-xmlregexp.html#xmlRegexpPtr">xmlRegexpPtr</a> regexp); </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="xmlExpCtxt">Structure </a>xmlExpCtxt</h3> <pre class="programlisting">struct _xmlExpCtxt { The content of this structure is not made public by the API. } xmlExpCtxt; </pre> <p></p> </div> <hr> <div class="refsect2" lang="en"> <h3> <a name="xmlExpCtxtPtr">Typedef </a>xmlExpCtxtPtr</h3> <pre class="programlisting"><a href="libxml2-xmlregexp.html#xmlExpCtxt">xmlExpCtxt</a> * xmlExpCtxtPtr; </pre> <p></p> </div> <hr> <div class="refsect2" lang="en"> <h3> <a name="xmlExpNode">Structure </a>xmlExpNode</h3> <pre class="programlisting">struct _xmlExpNode { The content of this structure is not made public by the API. } xmlExpNode; </pre> <p></p> </div> <hr> <div class="refsect2" lang="en"> <h3> <a name="xmlExpNodePtr">Typedef </a>xmlExpNodePtr</h3> <pre class="programlisting"><a href="libxml2-xmlregexp.html#xmlExpNode">xmlExpNode</a> * xmlExpNodePtr; </pre> <p></p> </div> <hr> <div class="refsect2" lang="en"> <h3> <a name="xmlExpNodeType">Enum </a>xmlExpNodeType</h3> <pre class="programlisting">enum <a href="#xmlExpNodeType">xmlExpNodeType</a> { <a name="XML_EXP_EMPTY">XML_EXP_EMPTY</a> = 0 <a name="XML_EXP_FORBID">XML_EXP_FORBID</a> = 1 <a name="XML_EXP_ATOM">XML_EXP_ATOM</a> = 2 <a name="XML_EXP_SEQ">XML_EXP_SEQ</a> = 3 <a name="XML_EXP_OR">XML_EXP_OR</a> = 4 <a name="XML_EXP_COUNT">XML_EXP_COUNT</a> = 5 }; </pre> <p></p> </div> <hr> <div class="refsect2" lang="en"> <h3> <a name="xmlRegExecCtxt">Structure </a>xmlRegExecCtxt</h3> <pre class="programlisting">struct _xmlRegExecCtxt { The content of this structure is not made public by the API. } xmlRegExecCtxt; </pre> <p></p> </div> <hr> <div class="refsect2" lang="en"> <h3> <a name="xmlRegExecCtxtPtr">Typedef </a>xmlRegExecCtxtPtr</h3> <pre class="programlisting"><a href="libxml2-xmlregexp.html#xmlRegExecCtxt">xmlRegExecCtxt</a> * xmlRegExecCtxtPtr; </pre> <p>A libxml progressive regular expression evaluation context</p> </div> <hr> <div class="refsect2" lang="en"> <h3> <a name="xmlRegexp">Structure </a>xmlRegexp</h3> <pre class="programlisting">struct _xmlRegexp { The content of this structure is not made public by the API. } xmlRegexp; </pre> <p></p> </div> <hr> <div class="refsect2" lang="en"> <h3> <a name="xmlRegexpPtr">Typedef </a>xmlRegexpPtr</h3> <pre class="programlisting"><a href="libxml2-xmlregexp.html#xmlRegexp">xmlRegexp</a> * xmlRegexpPtr; </pre> <p>A libxml regular expression, they can actually be far more complex thank the POSIX regex expressions.</p> </div> <hr> <div class="refsect2" lang="en"> <h3> <a name="xmlRegExecCallbacks"></a>Function type xmlRegExecCallbacks</h3> <pre class="programlisting">void xmlRegExecCallbacks (<a href="libxml2-xmlregexp.html#xmlRegExecCtxtPtr">xmlRegExecCtxtPtr</a> exec, <br> const <a href="libxml2-xmlstring.html#xmlChar">xmlChar</a> * token, <br> void * transdata, <br> void * inputdata)<br> </pre> <p>Callback function when doing a transition in the automata</p> <div class="variablelist"><table border="0"> <col align="left"> <tbody> <tr> <td><span class="term"><i><tt>exec</tt></i>:</span></td> <td>the regular expression context</td> </tr> <tr> <td><span class="term"><i><tt>token</tt></i>:</span></td> <td>the current token string</td> </tr> <tr> <td><span class="term"><i><tt>transdata</tt></i>:</span></td> <td>transition data</td> </tr> <tr> <td><span class="term"><i><tt>inputdata</tt></i>:</span></td> <td>input data</td> </tr> </tbody> </table></div> </div> <hr> <div class="refsect2" lang="en"> <h3> <a name="emptyExp">Variable </a>emptyExp</h3> <pre class="programlisting"><a href="libxml2-xmlregexp.html#xmlExpNodePtr">xmlExpNodePtr</a> emptyExp; </pre> <p></p> </div> <hr> <div class="refsect2" lang="en"> <h3> <a name="forbiddenExp">Variable </a>forbiddenExp</h3> <pre class="programlisting"><a href="libxml2-xmlregexp.html#xmlExpNodePtr">xmlExpNodePtr</a> forbiddenExp; </pre> <p></p> </div> <hr> <div class="refsect2" lang="en"> <h3> <a name="xmlExpCtxtNbCons"></a>xmlExpCtxtNbCons ()</h3> <pre class="programlisting">int xmlExpCtxtNbCons (<a href="libxml2-xmlregexp.html#xmlExpCtxtPtr">xmlExpCtxtPtr</a> ctxt)<br> </pre> <p>Debugging facility provides the number of allocated nodes over lifetime</p> <div class="variablelist"><table border="0"> <col align="left"> <tbody> <tr> <td><span class="term"><i><tt>ctxt</tt></i>:</span></td> <td>an expression context</td> </tr> <tr> <td><span class="term"><i><tt>Returns</tt></i>:</span></td> <td>the number of nodes ever allocated or -1 in case of error</td> </tr> </tbody> </table></div> </div> <hr> <div class="refsect2" lang="en"> <h3> <a name="xmlExpCtxtNbNodes"></a>xmlExpCtxtNbNodes ()</h3> <pre class="programlisting">int xmlExpCtxtNbNodes (<a href="libxml2-xmlregexp.html#xmlExpCtxtPtr">xmlExpCtxtPtr</a> ctxt)<br> </pre> <p>Debugging facility provides the number of allocated nodes at a that point</p> <div class="variablelist"><table border="0"> <col align="left"> <tbody> <tr> <td><span class="term"><i><tt>ctxt</tt></i>:</span></td> <td>an expression context</td> </tr> <tr> <td><span class="term"><i><tt>Returns</tt></i>:</span></td> <td>the number of nodes in use or -1 in case of error</td> </tr> </tbody> </table></div> </div> <hr> <div class="refsect2" lang="en"> <h3> <a name="xmlExpDump"></a>xmlExpDump ()</h3> <pre class="programlisting">void xmlExpDump (<a href="libxml2-tree.html#xmlBufferPtr">xmlBufferPtr</a> buf, <br> <a href="libxml2-xmlregexp.html#xmlExpNodePtr">xmlExpNodePtr</a> expr)<br> </pre> <p>Serialize the expression as compiled to the buffer</p> <div class="variablelist"><table border="0"> <col align="left"> <tbody> <tr> <td><span class="term"><i><tt>buf</tt></i>:</span></td> <td>a buffer to receive the output</td> </tr> <tr> <td><span class="term"><i><tt>expr</tt></i>:</span></td> <td>the compiled expression</td> </tr> </tbody> </table></div> </div> <hr> <div class="refsect2" lang="en"> <h3> <a name="xmlExpExpDerive"></a>xmlExpExpDerive ()</h3> <pre class="programlisting"><a href="libxml2-xmlregexp.html#xmlExpNodePtr">xmlExpNodePtr</a> xmlExpExpDerive (<a href="libxml2-xmlregexp.html#xmlExpCtxtPtr">xmlExpCtxtPtr</a> ctxt, <br> <a href="libxml2-xmlregexp.html#xmlExpNodePtr">xmlExpNodePtr</a> exp, <br> <a href="libxml2-xmlregexp.html#xmlExpNodePtr">xmlExpNodePtr</a> sub)<br> </pre> <p>Evaluates the expression resulting from @exp consuming a sub expression @sub Based on algebraic derivation and sometimes direct Brzozowski derivation it usually takes less than linear time and can handle expressions generating infinite languages.</p> <div class="variablelist"><table border="0"> <col align="left"> <tbody> <tr> <td><span class="term"><i><tt>ctxt</tt></i>:</span></td> <td>the expressions context</td> </tr> <tr> <td><span class="term"><i><tt>exp</tt></i>:</span></td> <td>the englobing expression</td> </tr> <tr> <td><span class="term"><i><tt>sub</tt></i>:</span></td> <td>the subexpression</td> </tr> <tr> <td><span class="term"><i><tt>Returns</tt></i>:</span></td> <td>the resulting expression or NULL in case of internal error, the result must be freed</td> </tr> </tbody> </table></div> </div> <hr> <div class="refsect2" lang="en"> <h3> <a name="xmlExpFree"></a>xmlExpFree ()</h3> <pre class="programlisting">void xmlExpFree (<a href="libxml2-xmlregexp.html#xmlExpCtxtPtr">xmlExpCtxtPtr</a> ctxt, <br> <a href="libxml2-xmlregexp.html#xmlExpNodePtr">xmlExpNodePtr</a> exp)<br> </pre> <p>Dereference the expression</p> <div class="variablelist"><table border="0"> <col align="left"> <tbody> <tr> <td><span class="term"><i><tt>ctxt</tt></i>:</span></td> <td>the expression context</td> </tr> <tr> <td><span class="term"><i><tt>exp</tt></i>:</span></td> <td>the expression</td> </tr> </tbody> </table></div> </div> <hr> <div class="refsect2" lang="en"> <h3> <a name="xmlExpFreeCtxt"></a>xmlExpFreeCtxt ()</h3> <pre class="programlisting">void xmlExpFreeCtxt (<a href="libxml2-xmlregexp.html#xmlExpCtxtPtr">xmlExpCtxtPtr</a> ctxt)<br> </pre> <p>Free an expression context</p> <div class="variablelist"><table border="0"> <col align="left"> <tbody><tr> <td><span class="term"><i><tt>ctxt</tt></i>:</span></td> <td>an expression context</td> </tr></tbody> </table></div> </div> <hr> <div class="refsect2" lang="en"> <h3> <a name="xmlExpGetLanguage"></a>xmlExpGetLanguage ()</h3> <pre class="programlisting">int xmlExpGetLanguage (<a href="libxml2-xmlregexp.html#xmlExpCtxtPtr">xmlExpCtxtPtr</a> ctxt, <br> <a href="libxml2-xmlregexp.html#xmlExpNodePtr">xmlExpNodePtr</a> exp, <br> const <a href="libxml2-xmlstring.html#xmlChar">xmlChar</a> ** langList, <br> int len)<br> </pre> <p>Find all the strings used in @exp and store them in @list</p> <div class="variablelist"><table border="0"> <col align="left"> <tbody> <tr> <td><span class="term"><i><tt>ctxt</tt></i>:</span></td> <td>the expression context</td> </tr> <tr> <td><span class="term"><i><tt>exp</tt></i>:</span></td> <td>the expression</td> </tr> <tr> <td><span class="term"><i><tt>langList</tt></i>:</span></td> <td>where to store the tokens</td> </tr> <tr> <td><span class="term"><i><tt>len</tt></i>:</span></td> <td>the allocated length of @list</td> </tr> <tr> <td><span class="term"><i><tt>Returns</tt></i>:</span></td> <td>the number of unique strings found, -1 in case of errors and -2 if there is more than @len strings</td> </tr> </tbody> </table></div> </div> <hr> <div class="refsect2" lang="en"> <h3> <a name="xmlExpGetStart"></a>xmlExpGetStart ()</h3> <pre class="programlisting">int xmlExpGetStart (<a href="libxml2-xmlregexp.html#xmlExpCtxtPtr">xmlExpCtxtPtr</a> ctxt, <br> <a href="libxml2-xmlregexp.html#xmlExpNodePtr">xmlExpNodePtr</a> exp, <br> const <a href="libxml2-xmlstring.html#xmlChar">xmlChar</a> ** tokList, <br> int len)<br> </pre> <p>Find all the strings that appears at the start of the languages accepted by @exp and store them in @list. E.g. for (a, b) | c it will return the list [a, c]</p> <div class="variablelist"><table border="0"> <col align="left"> <tbody> <tr> <td><span class="term"><i><tt>ctxt</tt></i>:</span></td> <td>the expression context</td> </tr> <tr> <td><span class="term"><i><tt>exp</tt></i>:</span></td> <td>the expression</td> </tr> <tr> <td><span class="term"><i><tt>tokList</tt></i>:</span></td> <td>where to store the tokens</td> </tr> <tr> <td><span class="term"><i><tt>len</tt></i>:</span></td> <td>the allocated length of @list</td> </tr> <tr> <td><span class="term"><i><tt>Returns</tt></i>:</span></td> <td>the number of unique strings found, -1 in case of errors and -2 if there is more than @len strings</td> </tr> </tbody> </table></div> </div> <hr> <div class="refsect2" lang="en"> <h3> <a name="xmlExpIsNillable"></a>xmlExpIsNillable ()</h3> <pre class="programlisting">int xmlExpIsNillable (<a href="libxml2-xmlregexp.html#xmlExpNodePtr">xmlExpNodePtr</a> exp)<br> </pre> <p>Finds if the expression is nillable, i.e. if it accepts the empty sequence</p> <div class="variablelist"><table border="0"> <col align="left"> <tbody> <tr> <td><span class="term"><i><tt>exp</tt></i>:</span></td> <td>the expression</td> </tr> <tr> <td><span class="term"><i><tt>Returns</tt></i>:</span></td> <td>1 if nillable, 0 if not and -1 in case of error</td> </tr> </tbody> </table></div> </div> <hr> <div class="refsect2" lang="en"> <h3> <a name="xmlExpMaxToken"></a>xmlExpMaxToken ()</h3> <pre class="programlisting">int xmlExpMaxToken (<a href="libxml2-xmlregexp.html#xmlExpNodePtr">xmlExpNodePtr</a> expr)<br> </pre> <p>Indicate the maximum number of input a expression can accept</p> <div class="variablelist"><table border="0"> <col align="left"> <tbody> <tr> <td><span class="term"><i><tt>expr</tt></i>:</span></td> <td>a compiled expression</td> </tr> <tr> <td><span class="term"><i><tt>Returns</tt></i>:</span></td> <td>the maximum length or -1 in case of error</td> </tr> </tbody> </table></div> </div> <hr> <div class="refsect2" lang="en"> <h3> <a name="xmlExpNewAtom"></a>xmlExpNewAtom ()</h3> <pre class="programlisting"><a href="libxml2-xmlregexp.html#xmlExpNodePtr">xmlExpNodePtr</a> xmlExpNewAtom (<a href="libxml2-xmlregexp.html#xmlExpCtxtPtr">xmlExpCtxtPtr</a> ctxt, <br> const <a href="libxml2-xmlstring.html#xmlChar">xmlChar</a> * name, <br> int len)<br> </pre> <p>Get the atom associated to this name from that context</p> <div class="variablelist"><table border="0"> <col align="left"> <tbody> <tr> <td><span class="term"><i><tt>ctxt</tt></i>:</span></td> <td>the expression context</td> </tr> <tr> <td><span class="term"><i><tt>name</tt></i>:</span></td> <td>the atom name</td> </tr> <tr> <td><span class="term"><i><tt>len</tt></i>:</span></td> <td>the atom name length in byte (or -1);</td> </tr> <tr> <td><span class="term"><i><tt>Returns</tt></i>:</span></td> <td>the node or NULL in case of error</td> </tr> </tbody> </table></div> </div> <hr> <div class="refsect2" lang="en"> <h3> <a name="xmlExpNewCtxt"></a>xmlExpNewCtxt ()</h3> <pre class="programlisting"><a href="libxml2-xmlregexp.html#xmlExpCtxtPtr">xmlExpCtxtPtr</a> xmlExpNewCtxt (int maxNodes, <br> <a href="libxml2-dict.html#xmlDictPtr">xmlDictPtr</a> dict)<br> </pre> <p>Creates a new context for manipulating expressions</p> <div class="variablelist"><table border="0"> <col align="left"> <tbody> <tr> <td><span class="term"><i><tt>maxNodes</tt></i>:</span></td> <td>the maximum number of nodes</td> </tr> <tr> <td><span class="term"><i><tt>dict</tt></i>:</span></td> <td>optional dictionary to use internally</td> </tr> <tr> <td><span class="term"><i><tt>Returns</tt></i>:</span></td> <td>the context or NULL in case of error</td> </tr> </tbody> </table></div> </div> <hr> <div class="refsect2" lang="en"> <h3> <a name="xmlExpNewOr"></a>xmlExpNewOr ()</h3> <pre class="programlisting"><a href="libxml2-xmlregexp.html#xmlExpNodePtr">xmlExpNodePtr</a> xmlExpNewOr (<a href="libxml2-xmlregexp.html#xmlExpCtxtPtr">xmlExpCtxtPtr</a> ctxt, <br> <a href="libxml2-xmlregexp.html#xmlExpNodePtr">xmlExpNodePtr</a> left, <br> <a href="libxml2-xmlregexp.html#xmlExpNodePtr">xmlExpNodePtr</a> right)<br> </pre> <p>Get the atom associated to the choice @left | @right Note that @left and @right are consumed in the operation, to keep an handle on them use xmlExpRef() and use xmlExpFree() to release them, this is true even in case of failure (unless ctxt == NULL).</p> <div class="variablelist"><table border="0"> <col align="left"> <tbody> <tr> <td><span class="term"><i><tt>ctxt</tt></i>:</span></td> <td>the expression context</td> </tr> <tr> <td><span class="term"><i><tt>left</tt></i>:</span></td> <td>left expression</td> </tr> <tr> <td><span class="term"><i><tt>right</tt></i>:</span></td> <td>right expression</td> </tr> <tr> <td><span class="term"><i><tt>Returns</tt></i>:</span></td> <td>the node or NULL in case of error</td> </tr> </tbody> </table></div> </div> <hr> <div class="refsect2" lang="en"> <h3> <a name="xmlExpNewRange"></a>xmlExpNewRange ()</h3> <pre class="programlisting"><a href="libxml2-xmlregexp.html#xmlExpNodePtr">xmlExpNodePtr</a> xmlExpNewRange (<a href="libxml2-xmlregexp.html#xmlExpCtxtPtr">xmlExpCtxtPtr</a> ctxt, <br> <a href="libxml2-xmlregexp.html#xmlExpNodePtr">xmlExpNodePtr</a> subset, <br> int min, <br> int max)<br> </pre> <p>Get the atom associated to the range (@subset){@min, @max} Note that @subset is consumed in the operation, to keep an handle on it use xmlExpRef() and use xmlExpFree() to release it, this is true even in case of failure (unless ctxt == NULL).</p> <div class="variablelist"><table border="0"> <col align="left"> <tbody> <tr> <td><span class="term"><i><tt>ctxt</tt></i>:</span></td> <td>the expression context</td> </tr> <tr> <td><span class="term"><i><tt>subset</tt></i>:</span></td> <td>the expression to be repeated</td> </tr> <tr> <td><span class="term"><i><tt>min</tt></i>:</span></td> <td>the lower bound for the repetition</td> </tr> <tr> <td><span class="term"><i><tt>max</tt></i>:</span></td> <td>the upper bound for the repetition, -1 means infinite</td> </tr> <tr> <td><span class="term"><i><tt>Returns</tt></i>:</span></td> <td>the node or NULL in case of error</td> </tr> </tbody> </table></div> </div> <hr> <div class="refsect2" lang="en"> <h3> <a name="xmlExpNewSeq"></a>xmlExpNewSeq ()</h3> <pre class="programlisting"><a href="libxml2-xmlregexp.html#xmlExpNodePtr">xmlExpNodePtr</a> xmlExpNewSeq (<a href="libxml2-xmlregexp.html#xmlExpCtxtPtr">xmlExpCtxtPtr</a> ctxt, <br> <a href="libxml2-xmlregexp.html#xmlExpNodePtr">xmlExpNodePtr</a> left, <br> <a href="libxml2-xmlregexp.html#xmlExpNodePtr">xmlExpNodePtr</a> right)<br> </pre> <p>Get the atom associated to the sequence @left , @right Note that @left and @right are consumed in the operation, to keep an handle on them use xmlExpRef() and use xmlExpFree() to release them, this is true even in case of failure (unless ctxt == NULL).</p> <div class="variablelist"><table border="0"> <col align="left"> <tbody> <tr> <td><span class="term"><i><tt>ctxt</tt></i>:</span></td> <td>the expression context</td> </tr> <tr> <td><span class="term"><i><tt>left</tt></i>:</span></td> <td>left expression</td> </tr> <tr> <td><span class="term"><i><tt>right</tt></i>:</span></td> <td>right expression</td> </tr> <tr> <td><span class="term"><i><tt>Returns</tt></i>:</span></td> <td>the node or NULL in case of error</td> </tr> </tbody> </table></div> </div> <hr> <div class="refsect2" lang="en"> <h3> <a name="xmlExpParse"></a>xmlExpParse ()</h3> <pre class="programlisting"><a href="libxml2-xmlregexp.html#xmlExpNodePtr">xmlExpNodePtr</a> xmlExpParse (<a href="libxml2-xmlregexp.html#xmlExpCtxtPtr">xmlExpCtxtPtr</a> ctxt, <br> const char * expr)<br> </pre> <p>Minimal parser for regexps, it understand the following constructs - string terminals - choice operator | - sequence operator , - subexpressions (...) - usual cardinality operators + * and ? - finite sequences { min, max } - infinite sequences { min, * } There is minimal checkings made especially no checking on strings values</p> <div class="variablelist"><table border="0"> <col align="left"> <tbody> <tr> <td><span class="term"><i><tt>ctxt</tt></i>:</span></td> <td>the expressions context</td> </tr> <tr> <td><span class="term"><i><tt>expr</tt></i>:</span></td> <td>the 0 terminated string</td> </tr> <tr> <td><span class="term"><i><tt>Returns</tt></i>:</span></td> <td>a new expression or NULL in case of failure</td> </tr> </tbody> </table></div> </div> <hr> <div class="refsect2" lang="en"> <h3> <a name="xmlExpRef"></a>xmlExpRef ()</h3> <pre class="programlisting">void xmlExpRef (<a href="libxml2-xmlregexp.html#xmlExpNodePtr">xmlExpNodePtr</a> exp)<br> </pre> <p>Increase the <a href="libxml2-SAX.html#reference">reference</a> count of the expression</p> <div class="variablelist"><table border="0"> <col align="left"> <tbody><tr> <td><span class="term"><i><tt>exp</tt></i>:</span></td> <td>the expression</td> </tr></tbody> </table></div> </div> <hr> <div class="refsect2" lang="en"> <h3> <a name="xmlExpStringDerive"></a>xmlExpStringDerive ()</h3> <pre class="programlisting"><a href="libxml2-xmlregexp.html#xmlExpNodePtr">xmlExpNodePtr</a> xmlExpStringDerive (<a href="libxml2-xmlregexp.html#xmlExpCtxtPtr">xmlExpCtxtPtr</a> ctxt, <br> <a href="libxml2-xmlregexp.html#xmlExpNodePtr">xmlExpNodePtr</a> exp, <br> const <a href="libxml2-xmlstring.html#xmlChar">xmlChar</a> * str, <br> int len)<br> </pre> <p>Do one step of Brzozowski derivation of the expression @exp with respect to the input string</p> <div class="variablelist"><table border="0"> <col align="left"> <tbody> <tr> <td><span class="term"><i><tt>ctxt</tt></i>:</span></td> <td>the expression context</td> </tr> <tr> <td><span class="term"><i><tt>exp</tt></i>:</span></td> <td>the expression</td> </tr> <tr> <td><span class="term"><i><tt>str</tt></i>:</span></td> <td>the string</td> </tr> <tr> <td><span class="term"><i><tt>len</tt></i>:</span></td> <td>the string len in bytes if available</td> </tr> <tr> <td><span class="term"><i><tt>Returns</tt></i>:</span></td> <td>the resulting expression or NULL in case of internal error</td> </tr> </tbody> </table></div> </div> <hr> <div class="refsect2" lang="en"> <h3> <a name="xmlExpSubsume"></a>xmlExpSubsume ()</h3> <pre class="programlisting">int xmlExpSubsume (<a href="libxml2-xmlregexp.html#xmlExpCtxtPtr">xmlExpCtxtPtr</a> ctxt, <br> <a href="libxml2-xmlregexp.html#xmlExpNodePtr">xmlExpNodePtr</a> exp, <br> <a href="libxml2-xmlregexp.html#xmlExpNodePtr">xmlExpNodePtr</a> sub)<br> </pre> <p>Check whether @exp accepts all the languages accepted by @sub the input being a subexpression.</p> <div class="variablelist"><table border="0"> <col align="left"> <tbody> <tr> <td><span class="term"><i><tt>ctxt</tt></i>:</span></td> <td>the expressions context</td> </tr> <tr> <td><span class="term"><i><tt>exp</tt></i>:</span></td> <td>the englobing expression</td> </tr> <tr> <td><span class="term"><i><tt>sub</tt></i>:</span></td> <td>the subexpression</td> </tr> <tr> <td><span class="term"><i><tt>Returns</tt></i>:</span></td> <td>1 if true 0 if false and -1 in case of failure.</td> </tr> </tbody> </table></div> </div> <hr> <div class="refsect2" lang="en"> <h3> <a name="xmlRegExecErrInfo"></a>xmlRegExecErrInfo ()</h3> <pre class="programlisting">int xmlRegExecErrInfo (<a href="libxml2-xmlregexp.html#xmlRegExecCtxtPtr">xmlRegExecCtxtPtr</a> exec, <br> const <a href="libxml2-xmlstring.html#xmlChar">xmlChar</a> ** string, <br> int * nbval, <br> int * nbneg, <br> <a href="libxml2-xmlstring.html#xmlChar">xmlChar</a> ** values, <br> int * terminal)<br> </pre> <p>Extract error information from the regexp execution, the parameter @string will be updated with the value pushed and not accepted, the parameter @values must point to an array of @nbval string pointers on return nbval will contain the number of possible strings in that state and the @values array will be updated with them. The string values</p> <div class="variablelist"><table border="0"> <col align="left"> <tbody> <tr> <td><span class="term"><i><tt>exec</tt></i>:</span></td> <td>a regexp execution context generating an error</td> </tr> <tr> <td><span class="term"><i><tt>string</tt></i>:</span></td> <td>return value for the error string</td> </tr> <tr> <td><span class="term"><i><tt>nbval</tt></i>:</span></td> <td>pointer to the number of accepted values IN/OUT</td> </tr> <tr> <td><span class="term"><i><tt>nbneg</tt></i>:</span></td> <td>return number of negative transitions</td> </tr> <tr> <td><span class="term"><i><tt>values</tt></i>:</span></td> <td>pointer to the array of acceptable values</td> </tr> <tr> <td><span class="term"><i><tt>terminal</tt></i>:</span></td> <td>return value if this was a terminal state</td> </tr> <tr> <td><span class="term"><i><tt>Returns</tt></i>:</span></td> <td>will be freed with the @exec context and don't need to be deallocated. Returns: 0 in case of success or -1 in case of error.</td> </tr> </tbody> </table></div> </div> <hr> <div class="refsect2" lang="en"> <h3> <a name="xmlRegExecNextValues"></a>xmlRegExecNextValues ()</h3> <pre class="programlisting">int xmlRegExecNextValues (<a href="libxml2-xmlregexp.html#xmlRegExecCtxtPtr">xmlRegExecCtxtPtr</a> exec, <br> int * nbval, <br> int * nbneg, <br> <a href="libxml2-xmlstring.html#xmlChar">xmlChar</a> ** values, <br> int * terminal)<br> </pre> <p>Extract information from the regexp execution, the parameter @values must point to an array of @nbval string pointers on return nbval will contain the number of possible strings in that state and the @values array will be updated with them. The string values</p> <div class="variablelist"><table border="0"> <col align="left"> <tbody> <tr> <td><span class="term"><i><tt>exec</tt></i>:</span></td> <td>a regexp execution context</td> </tr> <tr> <td><span class="term"><i><tt>nbval</tt></i>:</span></td> <td>pointer to the number of accepted values IN/OUT</td> </tr> <tr> <td><span class="term"><i><tt>nbneg</tt></i>:</span></td> <td>return number of negative transitions</td> </tr> <tr> <td><span class="term"><i><tt>values</tt></i>:</span></td> <td>pointer to the array of acceptable values</td> </tr> <tr> <td><span class="term"><i><tt>terminal</tt></i>:</span></td> <td>return value if this was a terminal state</td> </tr> <tr> <td><span class="term"><i><tt>Returns</tt></i>:</span></td> <td>will be freed with the @exec context and don't need to be deallocated. Returns: 0 in case of success or -1 in case of error.</td> </tr> </tbody> </table></div> </div> <hr> <div class="refsect2" lang="en"> <h3> <a name="xmlRegExecPushString"></a>xmlRegExecPushString ()</h3> <pre class="programlisting">int xmlRegExecPushString (<a href="libxml2-xmlregexp.html#xmlRegExecCtxtPtr">xmlRegExecCtxtPtr</a> exec, <br> const <a href="libxml2-xmlstring.html#xmlChar">xmlChar</a> * value, <br> void * data)<br> </pre> <p>Push one input token in the execution context</p> <div class="variablelist"><table border="0"> <col align="left"> <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"><i><tt>Returns</tt></i>:</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> <div class="refsect2" lang="en"> <h3> <a name="xmlRegExecPushString2"></a>xmlRegExecPushString2 ()</h3> <pre class="programlisting">int xmlRegExecPushString2 (<a href="libxml2-xmlregexp.html#xmlRegExecCtxtPtr">xmlRegExecCtxtPtr</a> exec, <br> const <a href="libxml2-xmlstring.html#xmlChar">xmlChar</a> * value, <br> const <a href="libxml2-xmlstring.html#xmlChar">xmlChar</a> * value2, <br> void * data)<br> </pre> <p>Push one input token in the execution context</p> <div class="variablelist"><table border="0"> <col align="left"> <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"><i><tt>Returns</tt></i>:</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> <div class="refsect2" lang="en"> <h3> <a name="xmlRegFreeExecCtxt"></a>xmlRegFreeExecCtxt ()</h3> <pre class="programlisting">void xmlRegFreeExecCtxt (<a href="libxml2-xmlregexp.html#xmlRegExecCtxtPtr">xmlRegExecCtxtPtr</a> exec)<br> </pre> <p>Free the structures associated to a regular expression evaluation context.</p> <div class="variablelist"><table border="0"> <col align="left"> <tbody><tr> <td><span class="term"><i><tt>exec</tt></i>:</span></td> <td>a regular expression evaluation context</td> </tr></tbody> </table></div> </div> <hr> <div class="refsect2" lang="en"> <h3> <a name="xmlRegFreeRegexp"></a>xmlRegFreeRegexp ()</h3> <pre class="programlisting">void xmlRegFreeRegexp (<a href="libxml2-xmlregexp.html#xmlRegexpPtr">xmlRegexpPtr</a> regexp)<br> </pre> <p>Free a regexp</p> <div class="variablelist"><table border="0"> <col align="left"> <tbody><tr> <td><span class="term"><i><tt>regexp</tt></i>:</span></td> <td>the regexp</td> </tr></tbody> </table></div> </div> <hr> <div class="refsect2" lang="en"> <h3> <a name="xmlRegNewExecCtxt"></a>xmlRegNewExecCtxt ()</h3> <pre class="programlisting"><a href="libxml2-xmlregexp.html#xmlRegExecCtxtPtr">xmlRegExecCtxtPtr</a> xmlRegNewExecCtxt (<a href="libxml2-xmlregexp.html#xmlRegexpPtr">xmlRegexpPtr</a> comp, <br> <a href="libxml2-xmlregexp.html#xmlRegExecCallbacks">xmlRegExecCallbacks</a> callback, <br> void * data)<br> </pre> <p>Build a context used for progressive evaluation of a regexp.</p> <div class="variablelist"><table border="0"> <col align="left"> <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"><i><tt>Returns</tt></i>:</span></td> <td>the new context</td> </tr> </tbody> </table></div> </div> <hr> <div class="refsect2" lang="en"> <h3> <a name="xmlRegexpCompile"></a>xmlRegexpCompile ()</h3> <pre class="programlisting"><a href="libxml2-xmlregexp.html#xmlRegexpPtr">xmlRegexpPtr</a> xmlRegexpCompile (const <a href="libxml2-xmlstring.html#xmlChar">xmlChar</a> * regexp)<br> </pre> <p>Parses a regular expression conforming to XML Schemas Part 2 Datatype Appendix F and builds an automata suitable for testing strings against that regular expression</p> <div class="variablelist"><table border="0"> <col align="left"> <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"><i><tt>Returns</tt></i>:</span></td> <td>the compiled expression or NULL in case of error</td> </tr> </tbody> </table></div> </div> <hr> <div class="refsect2" lang="en"> <h3> <a name="xmlRegexpExec"></a>xmlRegexpExec ()</h3> <pre class="programlisting">int xmlRegexpExec (<a href="libxml2-xmlregexp.html#xmlRegexpPtr">xmlRegexpPtr</a> comp, <br> const <a href="libxml2-xmlstring.html#xmlChar">xmlChar</a> * content)<br> </pre> <p>Check if the regular expression generates the value</p> <div class="variablelist"><table border="0"> <col align="left"> <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>content</tt></i>:</span></td> <td>the value to check against the regular expression</td> </tr> <tr> <td><span class="term"><i><tt>Returns</tt></i>:</span></td> <td>1 if it matches, 0 if not and a negative value in case of error</td> </tr> </tbody> </table></div> </div> <hr> <div class="refsect2" lang="en"> <h3> <a name="xmlRegexpIsDeterminist"></a>xmlRegexpIsDeterminist ()</h3> <pre class="programlisting">int xmlRegexpIsDeterminist (<a href="libxml2-xmlregexp.html#xmlRegexpPtr">xmlRegexpPtr</a> comp)<br> </pre> <p>Check if the regular expression is determinist</p> <div class="variablelist"><table border="0"> <col align="left"> <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>Returns</tt></i>:</span></td> <td>1 if it yes, 0 if not and a negative value in case of error</td> </tr> </tbody> </table></div> </div> <hr> <div class="refsect2" lang="en"> <h3> <a name="xmlRegexpPrint"></a>xmlRegexpPrint ()</h3> <pre class="programlisting">void xmlRegexpPrint (FILE * output, <br> <a href="libxml2-xmlregexp.html#xmlRegexpPtr">xmlRegexpPtr</a> regexp)<br> </pre> <p>Print the content of the compiled regular expression</p> <div class="variablelist"><table border="0"> <col align="left"> <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> </div> </div> </body> </html>
Close
