Annotation of embedaddon/libxml2/doc/devhelp/libxml2-xmlmodule.html, revision 1.1.1.2
1.1 misho 1: <?xml version="1.0" encoding="UTF-8"?>
2: <html>
3: <head>
4: <meta http-equiv="Content-Type" content="text/html; charset=UTF-8"/>
5: <title>xmlmodule: dynamic module loading</title>
6: <meta name="generator" content="Libxml2 devhelp stylesheet"/>
7: <link rel="start" href="index.html" title="libxml2 Reference Manual"/>
8: <link rel="up" href="general.html" title="API"/>
9: <link rel="stylesheet" href="style.css" type="text/css"/>
10: <link rel="chapter" href="general.html" title="API"/>
11: </head>
12: <body bgcolor="white" text="black" link="#0000FF" vlink="#840084" alink="#0000FF">
13: <table class="navigation" width="100%" summary="Navigation header" cellpadding="2" cellspacing="2">
14: <tr valign="middle">
15: <td>
16: <a accesskey="p" href="libxml2-xmlmemory.html">
17: <img src="left.png" width="24" height="24" border="0" alt="Prev"/>
18: </a>
19: </td>
20: <td>
21: <a accesskey="u" href="general.html">
22: <img src="up.png" width="24" height="24" border="0" alt="Up"/>
23: </a>
24: </td>
25: <td>
26: <a accesskey="h" href="index.html">
27: <img src="home.png" width="24" height="24" border="0" alt="Home"/>
28: </a>
29: </td>
30: <td>
31: <a accesskey="n" href="libxml2-xmlreader.html">
32: <img src="right.png" width="24" height="24" border="0" alt="Next"/>
33: </a>
34: </td>
35: <th width="100%" align="center">libxml2 Reference Manual</th>
36: </tr>
37: </table>
38: <h2>
39: <span class="refentrytitle">xmlmodule</span>
40: </h2>
41: <p>xmlmodule - dynamic module loading</p>
42: <p>basic API for dynamic module loading, used by libexslt added in 2.6.17 </p>
43: <p>Author(s): Joel W. Reed </p>
44: <div class="refsynopsisdiv">
45: <h2>Synopsis</h2>
46: <pre class="synopsis">typedef struct _xmlModule <a href="#xmlModule">xmlModule</a>;
47: typedef <a href="libxml2-xmlmodule.html#xmlModule">xmlModule</a> * <a href="#xmlModulePtr">xmlModulePtr</a>;
48: typedef enum <a href="#xmlModuleOption">xmlModuleOption</a>;
49: int <a href="#xmlModuleFree">xmlModuleFree</a> (<a href="libxml2-xmlmodule.html#xmlModulePtr">xmlModulePtr</a> module);
50: int <a href="#xmlModuleSymbol">xmlModuleSymbol</a> (<a href="libxml2-xmlmodule.html#xmlModulePtr">xmlModulePtr</a> module, <br/> const char * name, <br/> void ** symbol);
51: <a href="libxml2-xmlmodule.html#xmlModulePtr">xmlModulePtr</a> <a href="#xmlModuleOpen">xmlModuleOpen</a> (const char * name, <br/> int options);
52: int <a href="#xmlModuleClose">xmlModuleClose</a> (<a href="libxml2-xmlmodule.html#xmlModulePtr">xmlModulePtr</a> module);
53: </pre>
54: </div>
55: <div class="refsect1" lang="en">
56: <h2>Description</h2>
57: </div>
58: <div class="refsect1" lang="en">
59: <h2>Details</h2>
60: <div class="refsect2" lang="en">
61: <div class="refsect2" lang="en"><h3><a name="xmlModule">Structure </a>xmlModule</h3><pre class="programlisting">struct _xmlModule {
62: The content of this structure is not made public by the API.
63: } xmlModule;
64: </pre><p/>
65: </div>
66: <hr/>
67: <div class="refsect2" lang="en"><h3><a name="xmlModuleOption">Enum </a>xmlModuleOption</h3><pre class="programlisting">enum <a href="#xmlModuleOption">xmlModuleOption</a> {
68: <a name="XML_MODULE_LAZY">XML_MODULE_LAZY</a> = 1 /* lazy binding */
69: <a name="XML_MODULE_LOCAL">XML_MODULE_LOCAL</a> = 2 /* local binding */
70: };
71: </pre><p/>
72: </div>
73: <hr/>
74: <div class="refsect2" lang="en"><h3><a name="xmlModulePtr">Typedef </a>xmlModulePtr</h3><pre class="programlisting"><a href="libxml2-xmlmodule.html#xmlModule">xmlModule</a> * xmlModulePtr;
75: </pre><p>A handle to a dynamically loaded module</p>
76: </div>
77: <hr/>
78: <div class="refsect2" lang="en"><h3><a name="xmlModuleClose"/>xmlModuleClose ()</h3><pre class="programlisting">int xmlModuleClose (<a href="libxml2-xmlmodule.html#xmlModulePtr">xmlModulePtr</a> module)<br/>
79: </pre><p>The close operations unload the associated module and free the data associated to the module.</p>
80: <div class="variablelist"><table border="0"><col align="left"/><tbody><tr><td><span class="term"><i><tt>module</tt></i>:</span></td><td>the module handle</td></tr><tr><td><span class="term"><i><tt>Returns</tt></i>:</span></td><td>0 in case of success, -1 in case of argument error and -2 if the module could not be closed/unloaded.</td></tr></tbody></table></div></div>
81: <hr/>
82: <div class="refsect2" lang="en"><h3><a name="xmlModuleFree"/>xmlModuleFree ()</h3><pre class="programlisting">int xmlModuleFree (<a href="libxml2-xmlmodule.html#xmlModulePtr">xmlModulePtr</a> module)<br/>
83: </pre><p>The free operations free the data associated to the module but does not unload the associated shared library which may still be in use.</p>
84: <div class="variablelist"><table border="0"><col align="left"/><tbody><tr><td><span class="term"><i><tt>module</tt></i>:</span></td><td>the module handle</td></tr><tr><td><span class="term"><i><tt>Returns</tt></i>:</span></td><td>0 in case of success, -1 in case of argument error</td></tr></tbody></table></div></div>
85: <hr/>
86: <div class="refsect2" lang="en"><h3><a name="xmlModuleOpen"/>xmlModuleOpen ()</h3><pre class="programlisting"><a href="libxml2-xmlmodule.html#xmlModulePtr">xmlModulePtr</a> xmlModuleOpen (const char * name, <br/> int options)<br/>
1.1.1.2 ! misho 87: </pre><p>Opens a module/shared library given its name or path NOTE: that due to portability issues, behaviour can only be guaranteed with @name using ASCII. We canot guarantee that an UTF-8 string would work, which is why name is a const char * and not a const <a href="libxml2-xmlstring.html#xmlChar">xmlChar</a> * . TODO: options are not yet implemented.</p>
1.1 misho 88: <div class="variablelist"><table border="0"><col align="left"/><tbody><tr><td><span class="term"><i><tt>name</tt></i>:</span></td><td>the module name</td></tr><tr><td><span class="term"><i><tt>options</tt></i>:</span></td><td>a set of <a href="libxml2-xmlmodule.html#xmlModuleOption">xmlModuleOption</a></td></tr><tr><td><span class="term"><i><tt>Returns</tt></i>:</span></td><td>a handle for the module or NULL in case of error</td></tr></tbody></table></div></div>
89: <hr/>
90: <div class="refsect2" lang="en"><h3><a name="xmlModuleSymbol"/>xmlModuleSymbol ()</h3><pre class="programlisting">int xmlModuleSymbol (<a href="libxml2-xmlmodule.html#xmlModulePtr">xmlModulePtr</a> module, <br/> const char * name, <br/> void ** symbol)<br/>
1.1.1.2 ! misho 91: </pre><p>Lookup for a symbol address in the given module NOTE: that due to portability issues, behaviour can only be guaranteed with @name using ASCII. We canot guarantee that an UTF-8 string would work, which is why name is a const char * and not a const <a href="libxml2-xmlstring.html#xmlChar">xmlChar</a> * .</p>
1.1 misho 92: <div class="variablelist"><table border="0"><col align="left"/><tbody><tr><td><span class="term"><i><tt>module</tt></i>:</span></td><td>the module</td></tr><tr><td><span class="term"><i><tt>name</tt></i>:</span></td><td>the name of the symbol</td></tr><tr><td><span class="term"><i><tt>symbol</tt></i>:</span></td><td>the resulting symbol address</td></tr><tr><td><span class="term"><i><tt>Returns</tt></i>:</span></td><td>0 if the symbol was found, or -1 in case of error</td></tr></tbody></table></div></div>
93: <hr/>
94: </div>
95: </div>
96: </body>
97: </html>
FreeBSD-CVSweb <freebsd-cvsweb@FreeBSD.org>
![[BACK]](/icons/cvsweb/back.gif){kind=icon}
Return to libxml2-xmlmodule.html CVS log ![[TXT]](/icons/cvsweb/text.gif){kind=icon}
![[DIR]](/icons/cvsweb/dir.gif){kind=icon}
Up to [ELWIX - Embedded LightWeight unIX -] / embedaddon / libxml2 / doc / devhelp