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<title>Struct template pointer_traits&lt;T *&gt;</title>
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<a name="boost.intrusive.pointer_traits_idp33941112"></a><div class="titlepage"></div>
<div class="refnamediv">
<h2><span class="refentrytitle">Struct template pointer_traits&lt;T *&gt;</span></h2>
<p>boost::intrusive::pointer_traits&lt;T *&gt;</p>
</div>
<h2 xmlns:rev="http://www.cs.rpi.edu/~gregod/boost/tools/doc/revision" class="refsynopsisdiv-title">Synopsis</h2>
<div xmlns:rev="http://www.cs.rpi.edu/~gregod/boost/tools/doc/revision" class="refsynopsisdiv"><pre class="synopsis"><span class="comment">// In header: &lt;<a class="link" href="../../intrusive/reference.html#header.boost.intrusive.pointer_traits_hpp" title="Header &lt;boost/intrusive/pointer_traits.hpp&gt;">boost/intrusive/pointer_traits.hpp</a>&gt;

</span><span class="keyword">template</span><span class="special">&lt;</span><span class="keyword">typename</span> T<span class="special">&gt;</span> 
<span class="keyword">struct</span> <a class="link" href="pointer_traits_idp33941112.html" title="Struct template pointer_traits&lt;T *&gt;">pointer_traits</a><span class="special">&lt;</span><span class="identifier">T</span> <span class="special">*</span><span class="special">&gt;</span> <span class="special">{</span>
  <span class="comment">// <a class="link" href="pointer_traits_idp33941112.html#boost.intrusive.pointer_traits_idp33941112types">types</a></span>
  <span class="keyword">typedef</span> <span class="identifier">T</span>              <a name="boost.intrusive.pointer_traits_idp33941112.element_type"></a><span class="identifier">element_type</span><span class="special">;</span>   
  <span class="keyword">typedef</span> <span class="identifier">T</span> <span class="special">*</span>            <a name="boost.intrusive.pointer_traits_idp33941112.pointer"></a><span class="identifier">pointer</span><span class="special">;</span>        
  <span class="keyword">typedef</span> <span class="identifier">std</span><span class="special">::</span><span class="identifier">ptrdiff_t</span> <a name="boost.intrusive.pointer_traits_idp33941112.difference_type"></a><span class="identifier">difference_type</span><span class="special">;</span>
  <span class="keyword">typedef</span> <span class="identifier">T</span> <span class="special">&amp;</span>            <a name="boost.intrusive.pointer_traits_idp33941112.reference"></a><span class="identifier">reference</span><span class="special">;</span>      
  <span class="keyword">typedef</span> <span class="identifier">U</span> <span class="special">*</span>            <a class="link" href="pointer_traits_idp33941112.html#boost.intrusive.pointer_traits_idp33941112.rebind"><span class="identifier">rebind</span></a><span class="special">;</span>         

  <span class="comment">// member classes/structs/unions</span>
  <span class="keyword">template</span><span class="special">&lt;</span><span class="keyword">typename</span> U<span class="special">&gt;</span> 
  <span class="keyword">struct</span> <a class="link" href="pointer_traits_idp33941112/rebind_pointer.html" title="Struct template rebind_pointer">rebind_pointer</a> <span class="special">{</span>
    <span class="comment">// types</span>
    <span class="keyword">typedef</span> <span class="identifier">U</span> <span class="special">*</span> <a class="link" href="pointer_traits_idp33941112/rebind_pointer.html#boost.intrusive.pointer_traits_idp33941112.rebind_pointer.type"><span class="identifier">type</span></a><span class="special">;</span>
  <span class="special">}</span><span class="special">;</span>

  <span class="comment">// <a class="link" href="pointer_traits_idp33941112.html#idp33946008-bb">public static functions</a></span>
  <span class="keyword">static</span> <span class="identifier">pointer</span> <a class="link" href="pointer_traits_idp33941112.html#idp33946216-bb"><span class="identifier">pointer_to</span></a><span class="special">(</span><span class="identifier">reference</span><span class="special">)</span><span class="special">;</span>
  <span class="keyword">template</span><span class="special">&lt;</span><span class="keyword">typename</span> U<span class="special">&gt;</span> <span class="keyword">static</span> <span class="identifier">pointer</span> <a class="link" href="pointer_traits_idp33941112.html#idp33947496-bb"><span class="identifier">static_cast_from</span></a><span class="special">(</span><span class="identifier">U</span> <span class="special">*</span><span class="special">)</span><span class="special">;</span>
  <span class="keyword">template</span><span class="special">&lt;</span><span class="keyword">typename</span> U<span class="special">&gt;</span> <span class="keyword">static</span> <span class="identifier">pointer</span> <a class="link" href="pointer_traits_idp33941112.html#idp33949224-bb"><span class="identifier">const_cast_from</span></a><span class="special">(</span><span class="identifier">U</span> <span class="special">*</span><span class="special">)</span><span class="special">;</span>
  <span class="keyword">template</span><span class="special">&lt;</span><span class="keyword">typename</span> U<span class="special">&gt;</span> <span class="keyword">static</span> <span class="identifier">pointer</span> <a class="link" href="pointer_traits_idp33941112.html#idp33950936-bb"><span class="identifier">dynamic_cast_from</span></a><span class="special">(</span><span class="identifier">U</span> <span class="special">*</span><span class="special">)</span><span class="special">;</span>
<span class="special">}</span><span class="special">;</span></pre></div>
<div class="refsect1">
<a name="idp135463704"></a><h2>Description</h2>
<p>Specialization of <a class="link" href="pointer_traits.html" title="Struct template pointer_traits">pointer_traits</a> for raw pointers </p>
<div class="refsect2">
<a name="idp135464536"></a><h3>
<a name="boost.intrusive.pointer_traits_idp33941112types"></a><code class="computeroutput">pointer_traits</code> 
        public
       types</h3>
<div class="orderedlist"><ol class="orderedlist" type="1"><li class="listitem">
<p>
<span class="keyword">typedef</span> <span class="identifier">U</span> <span class="special">*</span> <a name="boost.intrusive.pointer_traits_idp33941112.rebind"></a><span class="identifier">rebind</span><span class="special">;</span></p>
<p>typedef for <span style="color: red">&lt;preformatted&gt;U *&lt;/preformatted&gt;</span></p>
<p>For portable code for C++03 and C++11, <span style="color: red">&lt;preformatted&gt;typename rebind_pointer&lt;U&gt;::type&lt;/preformatted&gt;</span> shall be used instead of rebind&lt;U&gt; to obtain a pointer to U. </p>
</li></ol></div>
</div>
<div class="refsect2">
<a name="idp135468616"></a><h3>
<a name="idp33946008-bb"></a><code class="computeroutput">pointer_traits</code> public static functions</h3>
<div class="orderedlist"><ol class="orderedlist" type="1">
<li class="listitem">
<pre class="literallayout"><span class="keyword">static</span> <span class="identifier">pointer</span> <a name="idp33946216-bb"></a><span class="identifier">pointer_to</span><span class="special">(</span><span class="identifier">reference</span> r<span class="special">)</span><span class="special">;</span></pre>
<p><span class="bold"><strong>Returns</strong></span>: addressof(r) </p>
</li>
<li class="listitem">
<pre class="literallayout"><span class="keyword">template</span><span class="special">&lt;</span><span class="keyword">typename</span> U<span class="special">&gt;</span> <span class="keyword">static</span> <span class="identifier">pointer</span> <a name="idp33947496-bb"></a><span class="identifier">static_cast_from</span><span class="special">(</span><span class="identifier">U</span> <span class="special">*</span> uptr<span class="special">)</span><span class="special">;</span></pre>
<p><span class="bold"><strong>Returns</strong></span>: static_cast&lt;pointer&gt;(uptr) </p>
</li>
<li class="listitem">
<pre class="literallayout"><span class="keyword">template</span><span class="special">&lt;</span><span class="keyword">typename</span> U<span class="special">&gt;</span> <span class="keyword">static</span> <span class="identifier">pointer</span> <a name="idp33949224-bb"></a><span class="identifier">const_cast_from</span><span class="special">(</span><span class="identifier">U</span> <span class="special">*</span> uptr<span class="special">)</span><span class="special">;</span></pre>
<p><span class="bold"><strong>Returns</strong></span>: const_cast&lt;pointer&gt;(uptr) </p>
</li>
<li class="listitem">
<pre class="literallayout"><span class="keyword">template</span><span class="special">&lt;</span><span class="keyword">typename</span> U<span class="special">&gt;</span> <span class="keyword">static</span> <span class="identifier">pointer</span> <a name="idp33950936-bb"></a><span class="identifier">dynamic_cast_from</span><span class="special">(</span><span class="identifier">U</span> <span class="special">*</span> uptr<span class="special">)</span><span class="special">;</span></pre>
<p><span class="bold"><strong>Returns</strong></span>: dynamic_cast&lt;pointer&gt;(uptr) </p>
</li>
</ol></div>
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<td align="right"><div class="copyright-footer">Copyright &#169; 2005 Olaf Krzikalla<br>Copyright &#169; 2006-2013 Ion Gaztanaga<p>
        Distributed under the Boost Software License, Version 1.0. (See accompanying
        file LICENSE_1_0.txt or copy at <a href="http://www.boost.org/LICENSE_1_0.txt" target="_top">http://www.boost.org/LICENSE_1_0.txt</a>)
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