38ae7e4efe803ea78b6499cd05a394db32623e41vboxsync<html><head><meta http-equiv="Content-Type" content="text/html; charset=ISO-8859-1"><title>H.�Code for Encoding Conversion Example</title><meta name="generator" content="DocBook XSL Stylesheets V1.61.2"><link rel="home" href="index.html" title="Libxml Tutorial"><link rel="up" href="index.html" title="Libxml Tutorial"><link rel="previous" href="apg.html" title="G.�Code for Retrieving Attribute Value Example"><link rel="next" href="api.html" title="I.�Acknowledgements"></head><body bgcolor="white" text="black" link="#0000FF" vlink="#840084" alink="#0000FF"><div class="navheader"><table width="100%" summary="Navigation header"><tr><th colspan="3" align="center">H.�Code for Encoding Conversion Example</th></tr><tr><td width="20%" align="left"><a accesskey="p" href="apg.html">Prev</a>�</td><th width="60%" align="center">�</th><td width="20%" align="right">�<a accesskey="n" href="api.html">Next</a></td></tr></table><hr></div><div class="appendix" lang="en"><div class="titlepage"><div><div><h2 class="title"><a name="convertappendix"></a>H.�Code for Encoding Conversion Example</h2></div></div><div></div></div><p>
38ae7e4efe803ea78b6499cd05a394db32623e41vboxsync </p><pre class="programlisting">
38ae7e4efe803ea78b6499cd05a394db32623e41vboxsync#include &lt;string.h&gt;
38ae7e4efe803ea78b6499cd05a394db32623e41vboxsync#include &lt;libxml/parser.h&gt;
38ae7e4efe803ea78b6499cd05a394db32623e41vboxsync
38ae7e4efe803ea78b6499cd05a394db32623e41vboxsync
38ae7e4efe803ea78b6499cd05a394db32623e41vboxsyncunsigned char*
38ae7e4efe803ea78b6499cd05a394db32623e41vboxsyncconvert (unsigned char *in, char *encoding)
38ae7e4efe803ea78b6499cd05a394db32623e41vboxsync{
38ae7e4efe803ea78b6499cd05a394db32623e41vboxsync unsigned char *out;
38ae7e4efe803ea78b6499cd05a394db32623e41vboxsync int ret,size,out_size,temp;
38ae7e4efe803ea78b6499cd05a394db32623e41vboxsync xmlCharEncodingHandlerPtr handler;
38ae7e4efe803ea78b6499cd05a394db32623e41vboxsync
38ae7e4efe803ea78b6499cd05a394db32623e41vboxsync size = (int)strlen(in)+1;
38ae7e4efe803ea78b6499cd05a394db32623e41vboxsync out_size = size*2-1;
38ae7e4efe803ea78b6499cd05a394db32623e41vboxsync out = malloc((size_t)out_size);
38ae7e4efe803ea78b6499cd05a394db32623e41vboxsync
38ae7e4efe803ea78b6499cd05a394db32623e41vboxsync if (out) {
38ae7e4efe803ea78b6499cd05a394db32623e41vboxsync handler = xmlFindCharEncodingHandler(encoding);
38ae7e4efe803ea78b6499cd05a394db32623e41vboxsync
38ae7e4efe803ea78b6499cd05a394db32623e41vboxsync if (!handler) {
38ae7e4efe803ea78b6499cd05a394db32623e41vboxsync free(out);
38ae7e4efe803ea78b6499cd05a394db32623e41vboxsync out = NULL;
38ae7e4efe803ea78b6499cd05a394db32623e41vboxsync }
38ae7e4efe803ea78b6499cd05a394db32623e41vboxsync }
38ae7e4efe803ea78b6499cd05a394db32623e41vboxsync if (out) {
38ae7e4efe803ea78b6499cd05a394db32623e41vboxsync temp=size-1;
38ae7e4efe803ea78b6499cd05a394db32623e41vboxsync ret = handler-&gt;input(out, &amp;out_size, in, &amp;temp);
38ae7e4efe803ea78b6499cd05a394db32623e41vboxsync if (ret || temp-size+1) {
38ae7e4efe803ea78b6499cd05a394db32623e41vboxsync if (ret) {
38ae7e4efe803ea78b6499cd05a394db32623e41vboxsync printf("conversion wasn't successful.\n");
38ae7e4efe803ea78b6499cd05a394db32623e41vboxsync } else {
38ae7e4efe803ea78b6499cd05a394db32623e41vboxsync printf("conversion wasn't successful. converted: %i octets.\n",temp);
38ae7e4efe803ea78b6499cd05a394db32623e41vboxsync }
38ae7e4efe803ea78b6499cd05a394db32623e41vboxsync free(out);
38ae7e4efe803ea78b6499cd05a394db32623e41vboxsync out = NULL;
38ae7e4efe803ea78b6499cd05a394db32623e41vboxsync } else {
38ae7e4efe803ea78b6499cd05a394db32623e41vboxsync out = realloc(out,out_size+1);
38ae7e4efe803ea78b6499cd05a394db32623e41vboxsync out[out_size]=0; /*null terminating out*/
38ae7e4efe803ea78b6499cd05a394db32623e41vboxsync
38ae7e4efe803ea78b6499cd05a394db32623e41vboxsync }
38ae7e4efe803ea78b6499cd05a394db32623e41vboxsync } else {
38ae7e4efe803ea78b6499cd05a394db32623e41vboxsync printf("no mem\n");
38ae7e4efe803ea78b6499cd05a394db32623e41vboxsync }
38ae7e4efe803ea78b6499cd05a394db32623e41vboxsync return (out);
38ae7e4efe803ea78b6499cd05a394db32623e41vboxsync}
38ae7e4efe803ea78b6499cd05a394db32623e41vboxsync
38ae7e4efe803ea78b6499cd05a394db32623e41vboxsync
38ae7e4efe803ea78b6499cd05a394db32623e41vboxsyncint
38ae7e4efe803ea78b6499cd05a394db32623e41vboxsyncmain(int argc, char **argv) {
38ae7e4efe803ea78b6499cd05a394db32623e41vboxsync
38ae7e4efe803ea78b6499cd05a394db32623e41vboxsync unsigned char *content, *out;
38ae7e4efe803ea78b6499cd05a394db32623e41vboxsync xmlDocPtr doc;
38ae7e4efe803ea78b6499cd05a394db32623e41vboxsync xmlNodePtr rootnode;
38ae7e4efe803ea78b6499cd05a394db32623e41vboxsync char *encoding = "ISO-8859-1";
38ae7e4efe803ea78b6499cd05a394db32623e41vboxsync
38ae7e4efe803ea78b6499cd05a394db32623e41vboxsync
38ae7e4efe803ea78b6499cd05a394db32623e41vboxsync if (argc &lt;= 1) {
38ae7e4efe803ea78b6499cd05a394db32623e41vboxsync printf("Usage: %s content\n", argv[0]);
38ae7e4efe803ea78b6499cd05a394db32623e41vboxsync return(0);
38ae7e4efe803ea78b6499cd05a394db32623e41vboxsync }
38ae7e4efe803ea78b6499cd05a394db32623e41vboxsync
38ae7e4efe803ea78b6499cd05a394db32623e41vboxsync content = argv[1];
38ae7e4efe803ea78b6499cd05a394db32623e41vboxsync
38ae7e4efe803ea78b6499cd05a394db32623e41vboxsync out = convert(content, encoding);
38ae7e4efe803ea78b6499cd05a394db32623e41vboxsync
38ae7e4efe803ea78b6499cd05a394db32623e41vboxsync doc = xmlNewDoc ("1.0");
38ae7e4efe803ea78b6499cd05a394db32623e41vboxsync rootnode = xmlNewDocNode(doc, NULL, (const xmlChar*)"root", out);
38ae7e4efe803ea78b6499cd05a394db32623e41vboxsync xmlDocSetRootElement(doc, rootnode);
38ae7e4efe803ea78b6499cd05a394db32623e41vboxsync
38ae7e4efe803ea78b6499cd05a394db32623e41vboxsync xmlSaveFormatFileEnc("-", doc, encoding, 1);
38ae7e4efe803ea78b6499cd05a394db32623e41vboxsync return (1);
38ae7e4efe803ea78b6499cd05a394db32623e41vboxsync}
38ae7e4efe803ea78b6499cd05a394db32623e41vboxsync
38ae7e4efe803ea78b6499cd05a394db32623e41vboxsync</pre><p>
38ae7e4efe803ea78b6499cd05a394db32623e41vboxsync </p></div><div class="navfooter"><hr><table width="100%" summary="Navigation footer"><tr><td width="40%" align="left"><a accesskey="p" href="apg.html">Prev</a>�</td><td width="20%" align="center"><a accesskey="u" href="index.html">Up</a></td><td width="40%" align="right">�<a accesskey="n" href="api.html">Next</a></td></tr><tr><td width="40%" align="left" valign="top">G.�Code for Retrieving Attribute Value Example�</td><td width="20%" align="center"><a accesskey="h" href="index.html">Home</a></td><td width="40%" align="right" valign="top">�I.�Acknowledgements</td></tr></table></div></body></html>