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  27 <a name="boost.interprocess.basic_managed__idp46619440"></a><div class="titlepage"></div>
  28 <div class="refnamediv">
  29 <h2><span class="refentrytitle">Class template basic_managed_external_buffer</span></h2>
  30 <p>boost::interprocess::basic_managed_external_buffer</p>
  31 </div>
  32 <h2 xmlns:rev="http://www.cs.rpi.edu/~gregod/boost/tools/doc/revision" class="refsynopsisdiv-title">Synopsis</h2>
  33 <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="../../interprocess/indexes_reference.html#header.boost.interprocess.managed_external_buffer_hpp" title="Header &lt;boost/interprocess/managed_external_buffer.hpp&gt;">boost/interprocess/managed_external_buffer.hpp</a>&gt;
  34
  35 </span><span class="keyword">template</span><span class="special">&lt;</span><span class="keyword">typename</span> CharType<span class="special">,</span> <span class="keyword">typename</span> AllocationAlgorithm<span class="special">,</span>
  36          <span class="keyword">template</span><span class="special">&lt;</span> <span class="keyword">class</span> <span class="identifier">IndexConfig</span> <span class="special">&gt;</span> <span class="keyword">class</span> IndexType<span class="special">&gt;</span>
  37 <span class="keyword">class</span> <a class="link" href="basic_managed__idp46619440.html" title="Class template basic_managed_external_buffer">basic_managed_external_buffer</a> <span class="special">{</span>
  38 <span class="keyword">public</span><span class="special">:</span>
  39   <span class="comment">// types</span>
  40   <span class="keyword">typedef</span> <span class="identifier">base_t</span><span class="special">::</span><span class="identifier">size_type</span> <a name="boost.interprocess.basic_managed__idp46619440.size_type"></a><span class="identifier">size_type</span><span class="special">;</span>
  41
  42   <span class="comment">// <a class="link" href="basic_managed__idp46619440.html#boost.interprocess.basic_managed__idp46619440construct-copy-destruct">construct/copy/destruct</a></span>
  43   <a class="link" href="basic_managed__idp46619440.html#idp46628128-bb"><span class="identifier">basic_managed_external_buffer</span></a><span class="special">(</span><span class="special">)</span><span class="special">;</span>
  44   <a class="link" href="basic_managed__idp46619440.html#idp46628896-bb"><span class="identifier">basic_managed_external_buffer</span></a><span class="special">(</span><a class="link" href="create_only_t.html" title="Struct create_only_t">create_only_t</a><span class="special">,</span> <span class="keyword">void</span> <span class="special">*</span><span class="special">,</span> <span class="identifier">size_type</span><span class="special">)</span><span class="special">;</span>
  45   <a class="link" href="basic_managed__idp46619440.html#idp46631712-bb"><span class="identifier">basic_managed_external_buffer</span></a><span class="special">(</span><a class="link" href="open_only_t.html" title="Struct open_only_t">open_only_t</a><span class="special">,</span> <span class="keyword">void</span> <span class="special">*</span><span class="special">,</span> <span class="identifier">size_type</span><span class="special">)</span><span class="special">;</span>
  46   <a class="link" href="basic_managed__idp46619440.html#idp46634528-bb"><span class="identifier">basic_managed_external_buffer</span></a><span class="special">(</span><a class="link" href="basic_managed__idp46619440.html" title="Class template basic_managed_external_buffer">basic_managed_external_buffer</a> <span class="special">&amp;&amp;</span><span class="special">)</span><span class="special">;</span>
  47   <a class="link" href="basic_managed__idp46619440.html" title="Class template basic_managed_external_buffer">basic_managed_external_buffer</a> <span class="special">&amp;</span> <a class="link" href="basic_managed__idp46619440.html#idp46636160-bb"><span class="keyword">operator</span><span class="special">=</span></a><span class="special">(</span><a class="link" href="basic_managed__idp46619440.html" title="Class template basic_managed_external_buffer">basic_managed_external_buffer</a> <span class="special">&amp;&amp;</span><span class="special">)</span><span class="special">;</span>
  48
  49   <span class="comment">// <a class="link" href="basic_managed__idp46619440.html#idp46623536-bb">public member functions</a></span>
  50   <span class="keyword">void</span> <a class="link" href="basic_managed__idp46619440.html#idp46624096-bb"><span class="identifier">grow</span></a><span class="special">(</span><span class="identifier">size_type</span><span class="special">)</span><span class="special">;</span>
  51   <span class="keyword">void</span> <a class="link" href="basic_managed__idp46619440.html#idp46625632-bb"><span class="identifier">swap</span></a><span class="special">(</span><a class="link" href="basic_managed__idp46619440.html" title="Class template basic_managed_external_buffer">basic_managed_external_buffer</a> <span class="special">&amp;</span><span class="special">)</span><span class="special">;</span>
  52 <span class="special">}</span><span class="special">;</span></pre></div>
  53 <div class="refsect1">
  54 <a name="idp375772864"></a><h2>Description</h2>
  55 <p>A basic user memory named object creation class. Inherits all basic functionality from basic_managed_memory_impl&lt;CharType, AllocationAlgorithm, IndexType&gt; </p>
  56 <div class="refsect2">
  57 <a name="idp375773776"></a><h3>
  58 <a name="boost.interprocess.basic_managed__idp46619440construct-copy-destruct"></a><code class="computeroutput">basic_managed_external_buffer</code>
  59         public
  60        construct/copy/destruct</h3>
  61 <div class="orderedlist"><ol class="orderedlist" type="1">
  62 <li class="listitem">
  63 <pre class="literallayout"><a name="idp46628128-bb"></a><span class="identifier">basic_managed_external_buffer</span><span class="special">(</span><span class="special">)</span><span class="special">;</span></pre>
  64 <p>Default constructor. Does nothing. Useful in combination with move semantics </p>
  65 </li>
  66 <li class="listitem">
  67 <pre class="literallayout"><a name="idp46628896-bb"></a><span class="identifier">basic_managed_external_buffer</span><span class="special">(</span><a class="link" href="create_only_t.html" title="Struct create_only_t">create_only_t</a><span class="special">,</span> <span class="keyword">void</span> <span class="special">*</span> addr<span class="special">,</span> <span class="identifier">size_type</span> size<span class="special">)</span><span class="special">;</span></pre>Creates and places the segment manager. This can throw. </li>
  68 <li class="listitem">
  69 <pre class="literallayout"><a name="idp46631712-bb"></a><span class="identifier">basic_managed_external_buffer</span><span class="special">(</span><a class="link" href="open_only_t.html" title="Struct open_only_t">open_only_t</a><span class="special">,</span> <span class="keyword">void</span> <span class="special">*</span> addr<span class="special">,</span> <span class="identifier">size_type</span> size<span class="special">)</span><span class="special">;</span></pre>Creates and places the segment manager. This can throw. </li>
  70 <li class="listitem">
  71 <pre class="literallayout"><a name="idp46634528-bb"></a><span class="identifier">basic_managed_external_buffer</span><span class="special">(</span><a class="link" href="basic_managed__idp46619440.html" title="Class template basic_managed_external_buffer">basic_managed_external_buffer</a> <span class="special">&amp;&amp;</span> moved<span class="special">)</span><span class="special">;</span></pre>Moves the ownership of "moved"'s managed memory to *this. Does not throw. </li>
  72 <li class="listitem">
  73 <pre class="literallayout"><a class="link" href="basic_managed__idp46619440.html" title="Class template basic_managed_external_buffer">basic_managed_external_buffer</a> <span class="special">&amp;</span>
  74 <a name="idp46636160-bb"></a><span class="keyword">operator</span><span class="special">=</span><span class="special">(</span><a class="link" href="basic_managed__idp46619440.html" title="Class template basic_managed_external_buffer">basic_managed_external_buffer</a> <span class="special">&amp;&amp;</span> moved<span class="special">)</span><span class="special">;</span></pre>Moves the ownership of "moved"'s managed memory to *this. Does not throw. </li>
  75 </ol></div>
  76 </div>
  77 <div class="refsect2">
  78 <a name="idp375808816"></a><h3>
  79 <a name="idp46623536-bb"></a><code class="computeroutput">basic_managed_external_buffer</code> public member functions</h3>
  80 <div class="orderedlist"><ol class="orderedlist" type="1">
  81 <li class="listitem"><pre class="literallayout"><span class="keyword">void</span> <a name="idp46624096-bb"></a><span class="identifier">grow</span><span class="special">(</span><span class="identifier">size_type</span> extra_bytes<span class="special">)</span><span class="special">;</span></pre></li>
  82 <li class="listitem">
  83 <pre class="literallayout"><span class="keyword">void</span> <a name="idp46625632-bb"></a><span class="identifier">swap</span><span class="special">(</span><a class="link" href="basic_managed__idp46619440.html" title="Class template basic_managed_external_buffer">basic_managed_external_buffer</a> <span class="special">&amp;</span> other<span class="special">)</span><span class="special">;</span></pre>
  84 <p>Swaps the ownership of the managed heap memories managed by *this and other. Never throws. </p>
  85 </li>
  86 </ol></div>
  87 </div>
  88 </div>
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