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25 <div class="refentry">
26 <a name="boost.interprocess.basic_managed_ext_id992111"></a><div class="titlepage"></div>
27 <div class="refnamediv">
28 <h2><span class="refentrytitle">Class template basic_managed_external_buffer</span></h2>
29 <p>boost::interprocess::basic_managed_external_buffer</p>
31 <h2 xmlns:rev="http://www.cs.rpi.edu/~gregod/boost/tools/doc/revision" class="refsynopsisdiv-title">Synopsis</h2>
32 <div xmlns:rev="http://www.cs.rpi.edu/~gregod/boost/tools/doc/revision" class="refsynopsisdiv"><pre class="synopsis"><span class="comment">// In header: <<a class="link" href="../../boost_interprocess_reference.html#header.boost.interprocess.managed_external_buffer_hpp" title="Header <boost/interprocess/managed_external_buffer.hpp>">boost/interprocess/managed_external_buffer.hpp</a>>
34 </span><span class="keyword">template</span><span class="special"><</span><span class="keyword">typename</span> CharType<span class="special">,</span> <span class="keyword">typename</span> AllocationAlgorithm<span class="special">,</span>
35 <span class="keyword">template</span><span class="special"><</span> <span class="keyword">class</span> <span class="identifier">IndexConfig</span> <span class="special">></span> <span class="keyword">class</span> IndexType<span class="special">></span>
36 <span class="keyword">class</span> <a class="link" href="basic_managed_ext_id992111.html" title="Class template basic_managed_external_buffer">basic_managed_external_buffer</a> <span class="special">{</span>
37 <span class="keyword">public</span><span class="special">:</span>
38 <span class="comment">// types</span>
39 <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_ext_id992111.size_type"></a><span class="identifier">size_type</span><span class="special">;</span>
41 <span class="comment">// <a class="link" href="basic_managed_ext_id992111.html#boost.interprocess.basic_managed_ext_id992111construct-copy-destruct">construct/copy/destruct</a></span>
42 <a class="link" href="basic_managed_ext_id992111.html#id992183-bb"><span class="identifier">basic_managed_external_buffer</span></a><span class="special">(</span><span class="special">)</span><span class="special">;</span>
43 <a class="link" href="basic_managed_ext_id992111.html#id992189-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>
44 <a class="link" href="basic_managed_ext_id992111.html#id992211-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>
45 <a class="link" href="basic_managed_ext_id992111.html#id992233-bb"><span class="identifier">basic_managed_external_buffer</span></a><span class="special">(</span><a class="link" href="basic_managed_ext_id992111.html" title="Class template basic_managed_external_buffer">basic_managed_external_buffer</a> <span class="special">&&</span><span class="special">)</span><span class="special">;</span>
46 basic_managed_external_buffer& <a class="link" href="basic_managed_ext_id992111.html#id992246-bb"><span class="keyword">operator</span><span class="special">=</span></a><span class="special">(</span><a class="link" href="basic_managed_ext_id992111.html" title="Class template basic_managed_external_buffer">basic_managed_external_buffer</a> <span class="special">&&</span><span class="special">)</span><span class="special">;</span>
48 <span class="comment">// <a class="link" href="basic_managed_ext_id992111.html#id992145-bb">public member functions</a></span>
49 <span class="keyword">void</span> <a class="link" href="basic_managed_ext_id992111.html#id992149-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>
50 <span class="keyword">void</span> <a class="link" href="basic_managed_ext_id992111.html#id992162-bb"><span class="identifier">swap</span></a><span class="special">(</span><a class="link" href="basic_managed_ext_id992111.html" title="Class template basic_managed_external_buffer">basic_managed_external_buffer</a> <span class="special">&</span><span class="special">)</span><span class="special">;</span>
51 <span class="special">}</span><span class="special">;</span></pre></div>
52 <div class="refsect1">
53 <a name="id1803132"></a><h2>Description</h2>
54 <p>A basic user memory named object creation class. Inherits all basic functionality from basic_managed_memory_impl<CharType, AllocationAlgorithm, IndexType> </p>
55 <div class="refsect2">
56 <a name="id1803143"></a><h3>
57 <a name="boost.interprocess.basic_managed_ext_id992111construct-copy-destruct"></a><code class="computeroutput">basic_managed_external_buffer</code>
59 construct/copy/destruct</h3>
60 <div class="orderedlist"><ol class="orderedlist" type="1">
62 <pre class="literallayout"><a name="id992183-bb"></a><span class="identifier">basic_managed_external_buffer</span><span class="special">(</span><span class="special">)</span><span class="special">;</span></pre>
63 <p>Default constructor. Does nothing. Useful in combination with move semantics </p>
66 <pre class="literallayout"><a name="id992189-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 <pre class="literallayout"><a name="id992211-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 <pre class="literallayout"><a name="id992233-bb"></a><span class="identifier">basic_managed_external_buffer</span><span class="special">(</span><a class="link" href="basic_managed_ext_id992111.html" title="Class template basic_managed_external_buffer">basic_managed_external_buffer</a> <span class="special">&&</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 <pre class="literallayout">basic_managed_external_buffer&
73 <a name="id992246-bb"></a><span class="keyword">operator</span><span class="special">=</span><span class="special">(</span><a class="link" href="basic_managed_ext_id992111.html" title="Class template basic_managed_external_buffer">basic_managed_external_buffer</a> <span class="special">&&</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>
76 <div class="refsect2">
77 <a name="id1803422"></a><h3>
78 <a name="id992145-bb"></a><code class="computeroutput">basic_managed_external_buffer</code> public member functions</h3>
79 <div class="orderedlist"><ol class="orderedlist" type="1">
80 <li class="listitem"><pre class="literallayout"><span class="keyword">void</span> <a name="id992149-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 <pre class="literallayout"><span class="keyword">void</span> <a name="id992162-bb"></a><span class="identifier">swap</span><span class="special">(</span><a class="link" href="basic_managed_ext_id992111.html" title="Class template basic_managed_external_buffer">basic_managed_external_buffer</a> <span class="special">&</span> other<span class="special">)</span><span class="special">;</span></pre>
83 <p>Swaps the ownership of the managed heap memories managed by *this and other. Never throws. </p>
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91 <td align="right"><div class="copyright-footer">Copyright © 2005-2011 Ion Gaztanaga<p>
92 Distributed under the Boost Software License, Version 1.0. (See accompanying
93 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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