Imported Upstream version 1.72.0
[platform/upstream/boost.git] / doc / html / boost / interprocess / xsi_shared_memory.html
index 84721ae..5115f25 100644 (file)
 <span class="keyword">class</span> <a class="link" href="xsi_shared_memory.html" title="Class xsi_shared_memory">xsi_shared_memory</a> <span class="special">{</span>
 <span class="keyword">public</span><span class="special">:</span>
   <span class="comment">// <a class="link" href="xsi_shared_memory.html#boost.interprocess.xsi_shared_memoryconstruct-copy-destruct">construct/copy/destruct</a></span>
-  <a class="link" href="xsi_shared_memory.html#idm45963398679440-bb"><span class="identifier">xsi_shared_memory</span></a><span class="special">(</span><span class="special">)</span><span class="special">;</span>
-  <a class="link" href="xsi_shared_memory.html#idm45963398677968-bb"><span class="identifier">xsi_shared_memory</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">int</span><span class="special">)</span><span class="special">;</span>
-  <a class="link" href="xsi_shared_memory.html#idm45963398675616-bb"><span class="identifier">xsi_shared_memory</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">const</span> <a class="link" href="xsi_key.html" title="Class xsi_key">xsi_key</a> <span class="special">&amp;</span><span class="special">,</span> <span class="identifier">std</span><span class="special">::</span><span class="identifier">size_t</span><span class="special">,</span> 
+  <a class="link" href="xsi_shared_memory.html#idm45336639832560-bb"><span class="identifier">xsi_shared_memory</span></a><span class="special">(</span><span class="special">)</span><span class="special">;</span>
+  <a class="link" href="xsi_shared_memory.html#idm45336639831088-bb"><span class="identifier">xsi_shared_memory</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">int</span><span class="special">)</span><span class="special">;</span>
+  <a class="link" href="xsi_shared_memory.html#idm45336639828736-bb"><span class="identifier">xsi_shared_memory</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">const</span> <a class="link" href="xsi_key.html" title="Class xsi_key">xsi_key</a> <span class="special">&amp;</span><span class="special">,</span> <span class="identifier">std</span><span class="special">::</span><span class="identifier">size_t</span><span class="special">,</span> 
                     <span class="keyword">const</span> <a class="link" href="permissions.html" title="Class permissions">permissions</a> <span class="special">&amp;</span> <span class="special">=</span> <a class="link" href="permissions.html" title="Class permissions">permissions</a><span class="special">(</span><span class="special">)</span><span class="special">)</span><span class="special">;</span>
-  <a class="link" href="xsi_shared_memory.html#idm45963398670144-bb"><span class="identifier">xsi_shared_memory</span></a><span class="special">(</span><a class="link" href="open_or_create_t.html" title="Struct open_or_create_t">open_or_create_t</a><span class="special">,</span> <span class="keyword">const</span> <a class="link" href="xsi_key.html" title="Class xsi_key">xsi_key</a> <span class="special">&amp;</span><span class="special">,</span> <span class="identifier">std</span><span class="special">::</span><span class="identifier">size_t</span><span class="special">,</span> 
+  <a class="link" href="xsi_shared_memory.html#idm45336639823264-bb"><span class="identifier">xsi_shared_memory</span></a><span class="special">(</span><a class="link" href="open_or_create_t.html" title="Struct open_or_create_t">open_or_create_t</a><span class="special">,</span> <span class="keyword">const</span> <a class="link" href="xsi_key.html" title="Class xsi_key">xsi_key</a> <span class="special">&amp;</span><span class="special">,</span> <span class="identifier">std</span><span class="special">::</span><span class="identifier">size_t</span><span class="special">,</span> 
                     <span class="keyword">const</span> <a class="link" href="permissions.html" title="Class permissions">permissions</a> <span class="special">&amp;</span> <span class="special">=</span> <a class="link" href="permissions.html" title="Class permissions">permissions</a><span class="special">(</span><span class="special">)</span><span class="special">)</span><span class="special">;</span>
-  <a class="link" href="xsi_shared_memory.html#idm45963398664656-bb"><span class="identifier">xsi_shared_memory</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">const</span> <a class="link" href="xsi_key.html" title="Class xsi_key">xsi_key</a> <span class="special">&amp;</span><span class="special">)</span><span class="special">;</span>
-  <a class="link" href="xsi_shared_memory.html#idm45963398661888-bb"><span class="identifier">xsi_shared_memory</span></a><span class="special">(</span><a class="link" href="xsi_shared_memory.html" title="Class xsi_shared_memory">xsi_shared_memory</a> <span class="special">&amp;&amp;</span><span class="special">)</span><span class="special">;</span>
-  <a class="link" href="xsi_shared_memory.html" title="Class xsi_shared_memory">xsi_shared_memory</a> <span class="special">&amp;</span> <a class="link" href="xsi_shared_memory.html#idm45963398660080-bb"><span class="keyword">operator</span><span class="special">=</span></a><span class="special">(</span><a class="link" href="xsi_shared_memory.html" title="Class xsi_shared_memory">xsi_shared_memory</a> <span class="special">&amp;&amp;</span><span class="special">)</span><span class="special">;</span>
-  <a class="link" href="xsi_shared_memory.html#idm45963398657712-bb"><span class="special">~</span><span class="identifier">xsi_shared_memory</span></a><span class="special">(</span><span class="special">)</span><span class="special">;</span>
+  <a class="link" href="xsi_shared_memory.html#idm45336639817776-bb"><span class="identifier">xsi_shared_memory</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">const</span> <a class="link" href="xsi_key.html" title="Class xsi_key">xsi_key</a> <span class="special">&amp;</span><span class="special">)</span><span class="special">;</span>
+  <a class="link" href="xsi_shared_memory.html#idm45336639815008-bb"><span class="identifier">xsi_shared_memory</span></a><span class="special">(</span><a class="link" href="xsi_shared_memory.html" title="Class xsi_shared_memory">xsi_shared_memory</a> <span class="special">&amp;&amp;</span><span class="special">)</span><span class="special">;</span>
+  <a class="link" href="xsi_shared_memory.html" title="Class xsi_shared_memory">xsi_shared_memory</a> <span class="special">&amp;</span> <a class="link" href="xsi_shared_memory.html#idm45336639813200-bb"><span class="keyword">operator</span><span class="special">=</span></a><span class="special">(</span><a class="link" href="xsi_shared_memory.html" title="Class xsi_shared_memory">xsi_shared_memory</a> <span class="special">&amp;&amp;</span><span class="special">)</span><span class="special">;</span>
+  <a class="link" href="xsi_shared_memory.html#idm45336639810832-bb"><span class="special">~</span><span class="identifier">xsi_shared_memory</span></a><span class="special">(</span><span class="special">)</span><span class="special">;</span>
 
-  <span class="comment">// <a class="link" href="xsi_shared_memory.html#idm45963398685456-bb">public member functions</a></span>
-  <span class="keyword">void</span> <a class="link" href="xsi_shared_memory.html#idm45963398684896-bb"><span class="identifier">swap</span></a><span class="special">(</span><a class="link" href="xsi_shared_memory.html" title="Class xsi_shared_memory">xsi_shared_memory</a> <span class="special">&amp;</span><span class="special">)</span><span class="special">;</span>
-  <span class="keyword">int</span> <a class="link" href="xsi_shared_memory.html#idm45963398682752-bb"><span class="identifier">get_shmid</span></a><span class="special">(</span><span class="special">)</span> <span class="keyword">const</span><span class="special">;</span>
-  <span class="identifier">mapping_handle_t</span> <a class="link" href="xsi_shared_memory.html#idm45963398681168-bb"><span class="identifier">get_mapping_handle</span></a><span class="special">(</span><span class="special">)</span> <span class="keyword">const</span><span class="special">;</span>
+  <span class="comment">// <a class="link" href="xsi_shared_memory.html#idm45336639838576-bb">public member functions</a></span>
+  <span class="keyword">void</span> <a class="link" href="xsi_shared_memory.html#idm45336639838016-bb"><span class="identifier">swap</span></a><span class="special">(</span><a class="link" href="xsi_shared_memory.html" title="Class xsi_shared_memory">xsi_shared_memory</a> <span class="special">&amp;</span><span class="special">)</span><span class="special">;</span>
+  <span class="keyword">int</span> <a class="link" href="xsi_shared_memory.html#idm45336639835872-bb"><span class="identifier">get_shmid</span></a><span class="special">(</span><span class="special">)</span> <span class="keyword">const</span><span class="special">;</span>
+  <span class="identifier">mapping_handle_t</span> <a class="link" href="xsi_shared_memory.html#idm45336639834288-bb"><span class="identifier">get_mapping_handle</span></a><span class="special">(</span><span class="special">)</span> <span class="keyword">const</span><span class="special">;</span>
 
-  <span class="comment">// <a class="link" href="xsi_shared_memory.html#idm45963398656896-bb">public static functions</a></span>
-  <span class="keyword">static</span> <span class="keyword">bool</span> <a class="link" href="xsi_shared_memory.html#idm45963398656336-bb"><span class="identifier">remove</span></a><span class="special">(</span><span class="keyword">int</span><span class="special">)</span><span class="special">;</span>
+  <span class="comment">// <a class="link" href="xsi_shared_memory.html#idm45336639810016-bb">public static functions</a></span>
+  <span class="keyword">static</span> <span class="keyword">bool</span> <a class="link" href="xsi_shared_memory.html#idm45336639809456-bb"><span class="identifier">remove</span></a><span class="special">(</span><span class="keyword">int</span><span class="special">)</span><span class="special">;</span>
 <span class="special">}</span><span class="special">;</span></pre></div>
 <div class="refsect1">
 <a name="id-1.3.19.17.3.80.4.4"></a><h2>Description</h2>
        construct/copy/destruct</h3>
 <div class="orderedlist"><ol class="orderedlist" type="1">
 <li class="listitem">
-<pre class="literallayout"><a name="idm45963398679440-bb"></a><span class="identifier">xsi_shared_memory</span><span class="special">(</span><span class="special">)</span><span class="special">;</span></pre>
+<pre class="literallayout"><a name="idm45336639832560-bb"></a><span class="identifier">xsi_shared_memory</span><span class="special">(</span><span class="special">)</span><span class="special">;</span></pre>
 <p>Default constructor. Represents an empty <code class="computeroutput"><a class="link" href="xsi_shared_memory.html" title="Class xsi_shared_memory">xsi_shared_memory</a></code>. </p>
 </li>
 <li class="listitem">
-<pre class="literallayout"><a name="idm45963398677968-bb"></a><span class="identifier">xsi_shared_memory</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">int</span> shmid<span class="special">)</span><span class="special">;</span></pre>
+<pre class="literallayout"><a name="idm45336639831088-bb"></a><span class="identifier">xsi_shared_memory</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">int</span> shmid<span class="special">)</span><span class="special">;</span></pre>
 <p>Initializes *this with a shmid previously obtained (possibly from another process) This lower-level initializer allows shared memory mapping without having a key. </p>
 </li>
 <li class="listitem">
-<pre class="literallayout"><a name="idm45963398675616-bb"></a><span class="identifier">xsi_shared_memory</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">const</span> <a class="link" href="xsi_key.html" title="Class xsi_key">xsi_key</a> <span class="special">&amp;</span> key<span class="special">,</span> <span class="identifier">std</span><span class="special">::</span><span class="identifier">size_t</span> size<span class="special">,</span> 
+<pre class="literallayout"><a name="idm45336639828736-bb"></a><span class="identifier">xsi_shared_memory</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">const</span> <a class="link" href="xsi_key.html" title="Class xsi_key">xsi_key</a> <span class="special">&amp;</span> key<span class="special">,</span> <span class="identifier">std</span><span class="special">::</span><span class="identifier">size_t</span> size<span class="special">,</span> 
                   <span class="keyword">const</span> <a class="link" href="permissions.html" title="Class permissions">permissions</a> <span class="special">&amp;</span> perm <span class="special">=</span> <a class="link" href="permissions.html" title="Class permissions">permissions</a><span class="special">(</span><span class="special">)</span><span class="special">)</span><span class="special">;</span></pre>
 <p>Creates a new XSI shared memory from 'key', with size "size" and permissions "perm". If the shared memory previously exists, throws an error. </p>
 </li>
 <li class="listitem">
-<pre class="literallayout"><a name="idm45963398670144-bb"></a><span class="identifier">xsi_shared_memory</span><span class="special">(</span><a class="link" href="open_or_create_t.html" title="Struct open_or_create_t">open_or_create_t</a><span class="special">,</span> <span class="keyword">const</span> <a class="link" href="xsi_key.html" title="Class xsi_key">xsi_key</a> <span class="special">&amp;</span> key<span class="special">,</span> <span class="identifier">std</span><span class="special">::</span><span class="identifier">size_t</span> size<span class="special">,</span> 
+<pre class="literallayout"><a name="idm45336639823264-bb"></a><span class="identifier">xsi_shared_memory</span><span class="special">(</span><a class="link" href="open_or_create_t.html" title="Struct open_or_create_t">open_or_create_t</a><span class="special">,</span> <span class="keyword">const</span> <a class="link" href="xsi_key.html" title="Class xsi_key">xsi_key</a> <span class="special">&amp;</span> key<span class="special">,</span> <span class="identifier">std</span><span class="special">::</span><span class="identifier">size_t</span> size<span class="special">,</span> 
                   <span class="keyword">const</span> <a class="link" href="permissions.html" title="Class permissions">permissions</a> <span class="special">&amp;</span> perm <span class="special">=</span> <a class="link" href="permissions.html" title="Class permissions">permissions</a><span class="special">(</span><span class="special">)</span><span class="special">)</span><span class="special">;</span></pre>
 <p>Opens an existing shared memory with identifier 'key' or creates a new XSI shared memory from identifier 'key', with size "size" and permissions "perm". </p>
 </li>
 <li class="listitem">
-<pre class="literallayout"><a name="idm45963398664656-bb"></a><span class="identifier">xsi_shared_memory</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">const</span> <a class="link" href="xsi_key.html" title="Class xsi_key">xsi_key</a> <span class="special">&amp;</span> key<span class="special">)</span><span class="special">;</span></pre>
+<pre class="literallayout"><a name="idm45336639817776-bb"></a><span class="identifier">xsi_shared_memory</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">const</span> <a class="link" href="xsi_key.html" title="Class xsi_key">xsi_key</a> <span class="special">&amp;</span> key<span class="special">)</span><span class="special">;</span></pre>
 <p>Tries to open a XSI shared memory with identifier 'key' If the shared memory does not previously exist, it throws an error. </p>
 </li>
 <li class="listitem">
-<pre class="literallayout"><a name="idm45963398661888-bb"></a><span class="identifier">xsi_shared_memory</span><span class="special">(</span><a class="link" href="xsi_shared_memory.html" title="Class xsi_shared_memory">xsi_shared_memory</a> <span class="special">&amp;&amp;</span> moved<span class="special">)</span><span class="special">;</span></pre>
+<pre class="literallayout"><a name="idm45336639815008-bb"></a><span class="identifier">xsi_shared_memory</span><span class="special">(</span><a class="link" href="xsi_shared_memory.html" title="Class xsi_shared_memory">xsi_shared_memory</a> <span class="special">&amp;&amp;</span> moved<span class="special">)</span><span class="special">;</span></pre>
 <p>Moves the ownership of "moved"'s shared memory object to *this. After the call, "moved" does not represent any shared memory object. Does not throw </p>
 </li>
 <li class="listitem">
-<pre class="literallayout"><a class="link" href="xsi_shared_memory.html" title="Class xsi_shared_memory">xsi_shared_memory</a> <span class="special">&amp;</span> <a name="idm45963398660080-bb"></a><span class="keyword">operator</span><span class="special">=</span><span class="special">(</span><a class="link" href="xsi_shared_memory.html" title="Class xsi_shared_memory">xsi_shared_memory</a> <span class="special">&amp;&amp;</span> moved<span class="special">)</span><span class="special">;</span></pre>
+<pre class="literallayout"><a class="link" href="xsi_shared_memory.html" title="Class xsi_shared_memory">xsi_shared_memory</a> <span class="special">&amp;</span> <a name="idm45336639813200-bb"></a><span class="keyword">operator</span><span class="special">=</span><span class="special">(</span><a class="link" href="xsi_shared_memory.html" title="Class xsi_shared_memory">xsi_shared_memory</a> <span class="special">&amp;&amp;</span> moved<span class="special">)</span><span class="special">;</span></pre>
 <p>Moves the ownership of "moved"'s shared memory to *this. After the call, "moved" does not represent any shared memory. Does not throw </p>
 </li>
 <li class="listitem">
-<pre class="literallayout"><a name="idm45963398657712-bb"></a><span class="special">~</span><span class="identifier">xsi_shared_memory</span><span class="special">(</span><span class="special">)</span><span class="special">;</span></pre>
+<pre class="literallayout"><a name="idm45336639810832-bb"></a><span class="special">~</span><span class="identifier">xsi_shared_memory</span><span class="special">(</span><span class="special">)</span><span class="special">;</span></pre>
 <p>Destroys *this. The shared memory won't be destroyed, just this connection to it. Use remove() to destroy the shared memory. </p>
 </li>
 </ol></div>
 </div>
 <div class="refsect2">
 <a name="id-1.3.19.17.3.80.4.4.5"></a><h3>
-<a name="idm45963398685456-bb"></a><code class="computeroutput">xsi_shared_memory</code> public member functions</h3>
+<a name="idm45336639838576-bb"></a><code class="computeroutput">xsi_shared_memory</code> public member functions</h3>
 <div class="orderedlist"><ol class="orderedlist" type="1">
 <li class="listitem">
-<pre class="literallayout"><span class="keyword">void</span> <a name="idm45963398684896-bb"></a><span class="identifier">swap</span><span class="special">(</span><a class="link" href="xsi_shared_memory.html" title="Class xsi_shared_memory">xsi_shared_memory</a> <span class="special">&amp;</span> other<span class="special">)</span><span class="special">;</span></pre>Swaps two xsi_shared_memorys. Does not throw. </li>
+<pre class="literallayout"><span class="keyword">void</span> <a name="idm45336639838016-bb"></a><span class="identifier">swap</span><span class="special">(</span><a class="link" href="xsi_shared_memory.html" title="Class xsi_shared_memory">xsi_shared_memory</a> <span class="special">&amp;</span> other<span class="special">)</span><span class="special">;</span></pre>Swaps two xsi_shared_memorys. Does not throw. </li>
 <li class="listitem">
-<pre class="literallayout"><span class="keyword">int</span> <a name="idm45963398682752-bb"></a><span class="identifier">get_shmid</span><span class="special">(</span><span class="special">)</span> <span class="keyword">const</span><span class="special">;</span></pre>
+<pre class="literallayout"><span class="keyword">int</span> <a name="idm45336639835872-bb"></a><span class="identifier">get_shmid</span><span class="special">(</span><span class="special">)</span> <span class="keyword">const</span><span class="special">;</span></pre>
 <p>Returns the shared memory ID that identifies the shared memory </p>
 </li>
 <li class="listitem">
-<pre class="literallayout"><span class="identifier">mapping_handle_t</span> <a name="idm45963398681168-bb"></a><span class="identifier">get_mapping_handle</span><span class="special">(</span><span class="special">)</span> <span class="keyword">const</span><span class="special">;</span></pre>
+<pre class="literallayout"><span class="identifier">mapping_handle_t</span> <a name="idm45336639834288-bb"></a><span class="identifier">get_mapping_handle</span><span class="special">(</span><span class="special">)</span> <span class="keyword">const</span><span class="special">;</span></pre>
 <p>Returns the mapping handle. Never throws </p>
 </li>
 </ol></div>
 </div>
 <div class="refsect2">
 <a name="id-1.3.19.17.3.80.4.4.6"></a><h3>
-<a name="idm45963398656896-bb"></a><code class="computeroutput">xsi_shared_memory</code> public static functions</h3>
+<a name="idm45336639810016-bb"></a><code class="computeroutput">xsi_shared_memory</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="keyword">bool</span> <a name="idm45963398656336-bb"></a><span class="identifier">remove</span><span class="special">(</span><span class="keyword">int</span> shmid<span class="special">)</span><span class="special">;</span></pre>
+<pre class="literallayout"><span class="keyword">static</span> <span class="keyword">bool</span> <a name="idm45336639809456-bb"></a><span class="identifier">remove</span><span class="special">(</span><span class="keyword">int</span> shmid<span class="special">)</span><span class="special">;</span></pre>
 <p>Erases the XSI shared memory object identified by shmid from the system. Returns false on error. Never throws </p>
 </li></ol></div>
 </div>