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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.

        <div class="refsect2" lang="en"><h3><a name="xmlListWalker"/>Function type xmlListWalker</h3><pre class="programlisting">int	xmlListWalker			(const void * data, <br/>					 const void * user)<br/>
</pre><p>Callback function used when walking a list with xmlListWalk().</p>
<div class="variablelist"><table border="0"><col align="left"/><tbody><tr><td><span class="term"><i><tt>data</tt></i>:</span></td><td>the data found in the list</td></tr><tr><td><span class="term"><i><tt>user</tt></i>:</span></td><td>extra user provided data to the walker</td></tr><tr><td><span class="term"><i><tt>Returns</tt></i>:</span></td><td>0 to stop walking the list, 1 otherwise.</td></tr></tbody></table></div></div>
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        <div class="refsect2" lang="en"><h3><a name="xmlLinkGetData"/>xmlLinkGetData ()</h3><pre class="programlisting">void *	xmlLinkGetData			(<a href="libxml2-list.html#xmlLinkPtr">xmlLinkPtr</a> lk)<br/>
</pre><p>See Returns.</p>
<div class="variablelist"><table border="0"><col align="left"/><tbody><tr><td><span class="term"><i><tt>lk</tt></i>:</span></td><td>a link</td></tr><tr><td><span class="term"><i><tt>Returns</tt></i>:</span></td><td>a pointer to the data referenced from this link</td></tr></tbody></table></div></div>
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        <div class="refsect2" lang="en"><h3><a name="xmlListAppend"/>xmlListAppend ()</h3><pre class="programlisting">int	xmlListAppend			(<a href="libxml2-list.html#xmlListPtr">xmlListPtr</a> l, <br/>					 void * data)<br/>
</pre><p>Insert data in the ordered list at the end for this value</p>
<div class="variablelist"><table border="0"><col align="left"/><tbody><tr><td><span class="term"><i><tt>l</tt></i>:</span></td><td>a list</td></tr><tr><td><span class="term"><i><tt>data</tt></i>:</span></td><td>the data</td></tr><tr><td><span class="term"><i><tt>Returns</tt></i>:</span></td><td>0 in case of success, 1 in case of failure</td></tr></tbody></table></div></div>
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        <div class="refsect2" lang="en"><h3><a name="xmlListClear"/>xmlListClear ()</h3><pre class="programlisting">void	xmlListClear			(<a href="libxml2-list.html#xmlListPtr">xmlListPtr</a> l)<br/>
</pre><p>Remove the all data in the list</p>
<div class="variablelist"><table border="0"><col align="left"/><tbody><tr><td><span class="term"><i><tt>l</tt></i>:</span></td><td>a list</td></tr></tbody></table></div></div>
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        <div class="refsect2" lang="en"><h3><a name="xmlListCopy"/>xmlListCopy ()</h3><pre class="programlisting">int	xmlListCopy			(<a href="libxml2-list.html#xmlListPtr">xmlListPtr</a> cur, <br/>					 const <a href="libxml2-list.html#xmlListPtr">xmlListPtr</a> old)<br/>
</pre><p>Move all the element from the old list in the new list</p>
<div class="variablelist"><table border="0"><col align="left"/><tbody><tr><td><span class="term"><i><tt>cur</tt></i>:</span></td><td>the new list</td></tr><tr><td><span class="term"><i><tt>old</tt></i>:</span></td><td>the old list</td></tr><tr><td><span class="term"><i><tt>Returns</tt></i>:</span></td><td>0 in case of success 1 in case of error</td></tr></tbody></table></div></div>
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        <div class="refsect2" lang="en"><h3><a name="xmlListCreate"/>xmlListCreate ()</h3><pre class="programlisting"><a href="libxml2-list.html#xmlListPtr">xmlListPtr</a>	xmlListCreate		(<a href="libxml2-list.html#xmlListDeallocator">xmlListDeallocator</a> deallocator, <br/>					 <a href="libxml2-list.html#xmlListDataCompare">xmlListDataCompare</a> compare)<br/>
</pre><p>Create a new list</p>
<div class="variablelist"><table border="0"><col align="left"/><tbody><tr><td><span class="term"><i><tt>deallocator</tt></i>:</span></td><td>an optional deallocator function</td></tr><tr><td><span class="term"><i><tt>compare</tt></i>:</span></td><td>an optional comparison function</td></tr><tr><td><span class="term"><i><tt>Returns</tt></i>:</span></td><td>the new list or NULL in case of error</td></tr></tbody></table></div></div>
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        <div class="refsect2" lang="en"><h3><a name="xmlListDelete"/>xmlListDelete ()</h3><pre class="programlisting">void	xmlListDelete			(<a href="libxml2-list.html#xmlListPtr">xmlListPtr</a> l)<br/>
</pre><p>Deletes the list and its associated data</p>
<div class="variablelist"><table border="0"><col align="left"/><tbody><tr><td><span class="term"><i><tt>l</tt></i>:</span></td><td>a list</td></tr></tbody></table></div></div>
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        <div class="refsect2" lang="en"><h3><a name="xmlListDup"/>xmlListDup ()</h3><pre class="programlisting"><a href="libxml2-list.html#xmlListPtr">xmlListPtr</a>	xmlListDup		(const <a href="libxml2-list.html#xmlListPtr">xmlListPtr</a> old)<br/>
</pre><p>Duplicate the list</p>
<div class="variablelist"><table border="0"><col align="left"/><tbody><tr><td><span class="term"><i><tt>old</tt></i>:</span></td><td>the list</td></tr><tr><td><span class="term"><i><tt>Returns</tt></i>:</span></td><td>a new copy of the list or NULL in case of error</td></tr></tbody></table></div></div>
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        <div class="refsect2" lang="en"><h3><a name="xmlListEmpty"/>xmlListEmpty ()</h3><pre class="programlisting">int	xmlListEmpty			(<a href="libxml2-list.html#xmlListPtr">xmlListPtr</a> l)<br/>
</pre><p>Is the list empty ?</p>
<div class="variablelist"><table border="0"><col align="left"/><tbody><tr><td><span class="term"><i><tt>l</tt></i>:</span></td><td>a list</td></tr><tr><td><span class="term"><i><tt>Returns</tt></i>:</span></td><td>1 if the list is empty, 0 if not empty and -1 in case of error</td></tr></tbody></table></div></div>
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        <div class="refsect2" lang="en"><h3><a name="xmlListEnd"/>xmlListEnd ()</h3><pre class="programlisting"><a href="libxml2-list.html#xmlLinkPtr">xmlLinkPtr</a>	xmlListEnd		(<a href="libxml2-list.html#xmlListPtr">xmlListPtr</a> l)<br/>
</pre><p>Get the last element in the list</p>
<div class="variablelist"><table border="0"><col align="left"/><tbody><tr><td><span class="term"><i><tt>l</tt></i>:</span></td><td>a list</td></tr><tr><td><span class="term"><i><tt>Returns</tt></i>:</span></td><td>the last element in the list, or NULL</td></tr></tbody></table></div></div>
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        <div class="refsect2" lang="en"><h3><a name="xmlListFront"/>xmlListFront ()</h3><pre class="programlisting"><a href="libxml2-list.html#xmlLinkPtr">xmlLinkPtr</a>	xmlListFront		(<a href="libxml2-list.html#xmlListPtr">xmlListPtr</a> l)<br/>
</pre><p>Get the first element in the list</p>
<div class="variablelist"><table border="0"><col align="left"/><tbody><tr><td><span class="term"><i><tt>l</tt></i>:</span></td><td>a list</td></tr><tr><td><span class="term"><i><tt>Returns</tt></i>:</span></td><td>the first element in the list, or NULL</td></tr></tbody></table></div></div>
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        <div class="refsect2" lang="en"><h3><a name="xmlListInsert"/>xmlListInsert ()</h3><pre class="programlisting">int	xmlListInsert			(<a href="libxml2-list.html#xmlListPtr">xmlListPtr</a> l, <br/>					 void * data)<br/>
</pre><p>Insert data in the ordered list at the beginning for this value</p>
<div class="variablelist"><table border="0"><col align="left"/><tbody><tr><td><span class="term"><i><tt>l</tt></i>:</span></td><td>a list</td></tr><tr><td><span class="term"><i><tt>data</tt></i>:</span></td><td>the data</td></tr><tr><td><span class="term"><i><tt>Returns</tt></i>:</span></td><td>0 in case of success, 1 in case of failure</td></tr></tbody></table></div></div>
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        <div class="refsect2" lang="en"><h3><a name="xmlListMerge"/>xmlListMerge ()</h3><pre class="programlisting">void	xmlListMerge			(<a href="libxml2-list.html#xmlListPtr">xmlListPtr</a> l1, <br/>					 <a href="libxml2-list.html#xmlListPtr">xmlListPtr</a> l2)<br/>
</pre><p>include all the elements of the second list in the first one and clear the second list</p>
<div class="variablelist"><table border="0"><col align="left"/><tbody><tr><td><span class="term"><i><tt>l1</tt></i>:</span></td><td>the original list</td></tr><tr><td><span class="term"><i><tt>l2</tt></i>:</span></td><td>the new list</td></tr></tbody></table></div></div>
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        <div class="refsect2" lang="en"><h3><a name="xmlListPopBack"/>xmlListPopBack ()</h3><pre class="programlisting">void	xmlListPopBack			(<a href="libxml2-list.html#xmlListPtr">xmlListPtr</a> l)<br/>
</pre><p>Removes the last element in the list</p>
<div class="variablelist"><table border="0"><col align="left"/><tbody><tr><td><span class="term"><i><tt>l</tt></i>:</span></td><td>a list</td></tr></tbody></table></div></div>
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        <div class="refsect2" lang="en"><h3><a name="xmlListPopFront"/>xmlListPopFront ()</h3><pre class="programlisting">void	xmlListPopFront			(<a href="libxml2-list.html#xmlListPtr">xmlListPtr</a> l)<br/>
</pre><p>Removes the first element in the list</p>
<div class="variablelist"><table border="0"><col align="left"/><tbody><tr><td><span class="term"><i><tt>l</tt></i>:</span></td><td>a list</td></tr></tbody></table></div></div>
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        <div class="refsect2" lang="en"><h3><a name="xmlListPushBack"/>xmlListPushBack ()</h3><pre class="programlisting">int	xmlListPushBack			(<a href="libxml2-list.html#xmlListPtr">xmlListPtr</a> l, <br/>					 void * data)<br/>
</pre><p>add the new data at the end of the list</p>
<div class="variablelist"><table border="0"><col align="left"/><tbody><tr><td><span class="term"><i><tt>l</tt></i>:</span></td><td>a list</td></tr><tr><td><span class="term"><i><tt>data</tt></i>:</span></td><td>new data</td></tr><tr><td><span class="term"><i><tt>Returns</tt></i>:</span></td><td>1 if successful, 0 otherwise</td></tr></tbody></table></div></div>
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        <div class="refsect2" lang="en"><h3><a name="xmlListPushFront"/>xmlListPushFront ()</h3><pre class="programlisting">int	xmlListPushFront		(<a href="libxml2-list.html#xmlListPtr">xmlListPtr</a> l, <br/>					 void * data)<br/>
</pre><p>add the new data at the beginning of the list</p>
<div class="variablelist"><table border="0"><col align="left"/><tbody><tr><td><span class="term"><i><tt>l</tt></i>:</span></td><td>a list</td></tr><tr><td><span class="term"><i><tt>data</tt></i>:</span></td><td>new data</td></tr><tr><td><span class="term"><i><tt>Returns</tt></i>:</span></td><td>1 if successful, 0 otherwise</td></tr></tbody></table></div></div>
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        <div class="refsect2" lang="en"><h3><a name="xmlListRemoveAll"/>xmlListRemoveAll ()</h3><pre class="programlisting">int	xmlListRemoveAll		(<a href="libxml2-list.html#xmlListPtr">xmlListPtr</a> l, <br/>					 void * data)<br/>
</pre><p>Remove the all instance associated to data in the list</p>
<div class="variablelist"><table border="0"><col align="left"/><tbody><tr><td><span class="term"><i><tt>l</tt></i>:</span></td><td>a list</td></tr><tr><td><span class="term"><i><tt>data</tt></i>:</span></td><td>list data</td></tr><tr><td><span class="term"><i><tt>Returns</tt></i>:</span></td><td>the number of deallocation, or 0 if not found</td></tr></tbody></table></div></div>
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        <div class="refsect2" lang="en"><h3><a name="xmlListRemoveFirst"/>xmlListRemoveFirst ()</h3><pre class="programlisting">int	xmlListRemoveFirst		(<a href="libxml2-list.html#xmlListPtr">xmlListPtr</a> l, <br/>					 void * data)<br/>
</pre><p>Remove the first instance associated to data in the list</p>
<div class="variablelist"><table border="0"><col align="left"/><tbody><tr><td><span class="term"><i><tt>l</tt></i>:</span></td><td>a list</td></tr><tr><td><span class="term"><i><tt>data</tt></i>:</span></td><td>list data</td></tr><tr><td><span class="term"><i><tt>Returns</tt></i>:</span></td><td>1 if a deallocation occured, or 0 if not found</td></tr></tbody></table></div></div>
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        <div class="refsect2" lang="en"><h3><a name="xmlListRemoveLast"/>xmlListRemoveLast ()</h3><pre class="programlisting">int	xmlListRemoveLast		(<a href="libxml2-list.html#xmlListPtr">xmlListPtr</a> l, <br/>					 void * data)<br/>
</pre><p>Remove the last instance associated to data in the list</p>
<div class="variablelist"><table border="0"><col align="left"/><tbody><tr><td><span class="term"><i><tt>l</tt></i>:</span></td><td>a list</td></tr><tr><td><span class="term"><i><tt>data</tt></i>:</span></td><td>list data</td></tr><tr><td><span class="term"><i><tt>Returns</tt></i>:</span></td><td>1 if a deallocation occured, or 0 if not found</td></tr></tbody></table></div></div>
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        <div class="refsect2" lang="en"><h3><a name="xmlListReverse"/>xmlListReverse ()</h3><pre class="programlisting">void	xmlListReverse			(<a href="libxml2-list.html#xmlListPtr">xmlListPtr</a> l)<br/>
</pre><p>Reverse the order of the elements in the list</p>
<div class="variablelist"><table border="0"><col align="left"/><tbody><tr><td><span class="term"><i><tt>l</tt></i>:</span></td><td>a list</td></tr></tbody></table></div></div>
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        <div class="refsect2" lang="en"><h3><a name="xmlListReverseSearch"/>xmlListReverseSearch ()</h3><pre class="programlisting">void *	xmlListReverseSearch		(<a href="libxml2-list.html#xmlListPtr">xmlListPtr</a> l, <br/>					 void * data)<br/>
</pre><p>Search the list in reverse order for an existing value of @data</p>
<div class="variablelist"><table border="0"><col align="left"/><tbody><tr><td><span class="term"><i><tt>l</tt></i>:</span></td><td>a list</td></tr><tr><td><span class="term"><i><tt>data</tt></i>:</span></td><td>a search value</td></tr><tr><td><span class="term"><i><tt>Returns</tt></i>:</span></td><td>the value associated to @data or NULL in case of error</td></tr></tbody></table></div></div>
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        <div class="refsect2" lang="en"><h3><a name="xmlListReverseWalk"/>xmlListReverseWalk ()</h3><pre class="programlisting">void	xmlListReverseWalk		(<a href="libxml2-list.html#xmlListPtr">xmlListPtr</a> l, <br/>					 <a href="libxml2-list.html#xmlListWalker">xmlListWalker</a> walker, <br/>					 const void * user)<br/>
</pre><p>Walk all the element of the list in reverse order and apply the walker function to it</p>
<div class="variablelist"><table border="0"><col align="left"/><tbody><tr><td><span class="term"><i><tt>l</tt></i>:</span></td><td>a list</td></tr><tr><td><span class="term"><i><tt>walker</tt></i>:</span></td><td>a processing function</td></tr><tr><td><span class="term"><i><tt>user</tt></i>:</span></td><td>a user parameter passed to the walker function</td></tr></tbody></table></div></div>
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        <div class="refsect2" lang="en"><h3><a name="xmlListSearch"/>xmlListSearch ()</h3><pre class="programlisting">void *	xmlListSearch			(<a href="libxml2-list.html#xmlListPtr">xmlListPtr</a> l, <br/>					 void * data)<br/>
</pre><p>Search the list for an existing value of @data</p>
<div class="variablelist"><table border="0"><col align="left"/><tbody><tr><td><span class="term"><i><tt>l</tt></i>:</span></td><td>a list</td></tr><tr><td><span class="term"><i><tt>data</tt></i>:</span></td><td>a search value</td></tr><tr><td><span class="term"><i><tt>Returns</tt></i>:</span></td><td>the value associated to @data or NULL in case of error</td></tr></tbody></table></div></div>
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        <div class="refsect2" lang="en"><h3><a name="xmlListSize"/>xmlListSize ()</h3><pre class="programlisting">int	xmlListSize			(<a href="libxml2-list.html#xmlListPtr">xmlListPtr</a> l)<br/>
</pre><p>Get the number of elements in the list</p>
<div class="variablelist"><table border="0"><col align="left"/><tbody><tr><td><span class="term"><i><tt>l</tt></i>:</span></td><td>a list</td></tr><tr><td><span class="term"><i><tt>Returns</tt></i>:</span></td><td>the number of elements in the list or -1 in case of error</td></tr></tbody></table></div></div>
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        <div class="refsect2" lang="en"><h3><a name="xmlListSort"/>xmlListSort ()</h3><pre class="programlisting">void	xmlListSort			(<a href="libxml2-list.html#xmlListPtr">xmlListPtr</a> l)<br/>
</pre><p>Sort all the elements in the list</p>
<div class="variablelist"><table border="0"><col align="left"/><tbody><tr><td><span class="term"><i><tt>l</tt></i>:</span></td><td>a list</td></tr></tbody></table></div></div>
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        <div class="refsect2" lang="en"><h3><a name="xmlListWalk"/>xmlListWalk ()</h3><pre class="programlisting">void	xmlListWalk			(<a href="libxml2-list.html#xmlListPtr">xmlListPtr</a> l, <br/>					 <a href="libxml2-list.html#xmlListWalker">xmlListWalker</a> walker, <br/>					 const void * user)<br/>
</pre><p>Walk all the element of the first from first to last and apply the walker function to it</p>
<div class="variablelist"><table border="0"><col align="left"/><tbody><tr><td><span class="term"><i><tt>l</tt></i>:</span></td><td>a list</td></tr><tr><td><span class="term"><i><tt>walker</tt></i>:</span></td><td>a processing function</td></tr><tr><td><span class="term"><i><tt>user</tt></i>:</span></td><td>a user parameter passed to the walker function</td></tr></tbody></table></div></div>
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