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<div class="headertitle"><div class="title">L4::Registry_iface Class Reference<span class="mlabels"><span class="mlabel abstract">abstract</span></span></div></div>
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<p>Abstract interface for object registries.
<a href="#details">More...</a></p>
<p><code>#include &lt;<a class="el" href="ipc__epiface_source.html">ipc_epiface</a>&gt;</code></p>
<div id="dynsection-0" onclick="return dynsection.toggleVisibility(this)" class="dynheader closed" style="cursor:pointer;"><span class="dynarrow"><span class="arrowhead closed"></span></span>Inheritance diagram for L4::Registry_iface:</div>
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<div id="dynsection-1" onclick="return dynsection.toggleVisibility(this)" class="dynheader closed" style="cursor:pointer;"><span class="dynarrow"><span class="arrowhead closed"></span></span>Collaboration diagram for L4::Registry_iface:</div>
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<table class="memberdecls">
<tr class="heading"><td colspan="2"><h2 id="header-pub-methods" class="groupheader"><a id="pub-methods" name="pub-methods"></a>
Public Member Functions</h2></td></tr>
<tr class="memitem:aaa2fd93b1f1299c5551e7ab692af0abe" id="r_aaa2fd93b1f1299c5551e7ab692af0abe"><td class="memItemLeft" align="right" valign="top">virtual <a class="el" href="classL4_1_1Cap.html">L4::Cap</a>&lt; void &gt;&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="#aaa2fd93b1f1299c5551e7ab692af0abe">register_obj</a> (<a class="el" href="structL4_1_1Epiface.html">L4::Epiface</a> *o, char const *service)=0</td></tr>
<tr class="memdesc:aaa2fd93b1f1299c5551e7ab692af0abe"><td class="mdescLeft">&#160;</td><td class="mdescRight">Register an <a class="el" href="structL4_1_1Epiface.html" title="Base class for interface implementations.">L4::Epiface</a> for an IPC gate available in the applications environment under the name <span class="tt">service</span>. <br /></td></tr>
<tr class="memitem:aff2a6c828b144c73292e6b359e9f2703" id="r_aff2a6c828b144c73292e6b359e9f2703"><td class="memItemLeft" align="right" valign="top">virtual <a class="el" href="classL4_1_1Cap.html">L4::Cap</a>&lt; void &gt;&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="#aff2a6c828b144c73292e6b359e9f2703">register_obj</a> (<a class="el" href="structL4_1_1Epiface.html">L4::Epiface</a> *o)=0</td></tr>
<tr class="memdesc:aff2a6c828b144c73292e6b359e9f2703"><td class="mdescLeft">&#160;</td><td class="mdescRight">Register <span class="tt">o</span> as server-side object for synchronous RPC. <br /></td></tr>
<tr class="memitem:aa3b5572113c3be5ef9c81503fa3e5798" id="r_aa3b5572113c3be5ef9c81503fa3e5798"><td class="memItemLeft" align="right" valign="top">virtual <a class="el" href="classL4_1_1Cap.html">L4::Cap</a>&lt; <a class="el" href="classL4_1_1Irq.html">L4::Irq</a> &gt;&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="#aa3b5572113c3be5ef9c81503fa3e5798">register_irq_obj</a> (<a class="el" href="structL4_1_1Epiface.html">L4::Epiface</a> *o)=0</td></tr>
<tr class="memdesc:aa3b5572113c3be5ef9c81503fa3e5798"><td class="mdescLeft">&#160;</td><td class="mdescRight">Register <span class="tt">o</span> as server-side object for asynchronous IRQs. <br /></td></tr>
<tr class="memitem:ae56f09cf6a0f449dd17ac95b4a96651c" id="r_ae56f09cf6a0f449dd17ac95b4a96651c"><td class="memItemLeft" align="right" valign="top">virtual <a class="el" href="classL4_1_1Cap.html">L4::Cap</a>&lt; <a class="el" href="classL4_1_1Rcv__endpoint.html">L4::Rcv_endpoint</a> &gt;&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="#ae56f09cf6a0f449dd17ac95b4a96651c">register_obj</a> (<a class="el" href="structL4_1_1Epiface.html">L4::Epiface</a> *o, <a class="el" href="classL4_1_1Cap.html">L4::Cap</a>&lt; <a class="el" href="classL4_1_1Rcv__endpoint.html">L4::Rcv_endpoint</a> &gt; ep)=0</td></tr>
<tr class="memdesc:ae56f09cf6a0f449dd17ac95b4a96651c"><td class="mdescLeft">&#160;</td><td class="mdescRight">Register <span class="tt">o</span> as server-side object for a pre-allocated capability. <br /></td></tr>
<tr class="memitem:a97645d010b6d832e2914b65061e55b71" id="r_a97645d010b6d832e2914b65061e55b71"><td class="memItemLeft" align="right" valign="top">virtual void&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="#a97645d010b6d832e2914b65061e55b71">unregister_obj</a> (<a class="el" href="structL4_1_1Epiface.html">L4::Epiface</a> *o, bool unmap=true)=0</td></tr>
<tr class="memdesc:a97645d010b6d832e2914b65061e55b71"><td class="mdescLeft">&#160;</td><td class="mdescRight">Unregister the given object <span class="tt">o</span> from the server. <br /></td></tr>
</table>
<a name="details" id="details"></a><h2 id="header-details" class="groupheader">Detailed Description</h2>
<div class="textblock"><p>Abstract interface for object registries. </p>
<p>An object registry allows to register <a class="el" href="structL4_1_1Epiface.html" title="Base class for interface implementations.">L4::Epiface</a> objects at a server loop either for synchronous RPC messages or for asynchronous IRQ messages. </p>
<p class="definition">Definition at line <a class="el" href="ipc__epiface_source.html#l00322">322</a> of file <a class="el" href="ipc__epiface_source.html">ipc_epiface</a>.</p>
</div><a name="doc-func-members" id="doc-func-members"></a><h2 id="header-doc-func-members" class="groupheader">Member Function Documentation</h2>
<a id="aa3b5572113c3be5ef9c81503fa3e5798" name="aa3b5572113c3be5ef9c81503fa3e5798"></a>
<h2 class="memtitle"><span class="permalink"><a href="#aa3b5572113c3be5ef9c81503fa3e5798">&#9670;&#160;</a></span>register_irq_obj()</h2>
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<td class="memname">virtual <a class="el" href="classL4_1_1Cap.html">L4::Cap</a>&lt; <a class="el" href="classL4_1_1Irq.html">L4::Irq</a> &gt; L4::Registry_iface::register_irq_obj </td>
<td>(</td>
<td class="paramtype"><a class="el" href="structL4_1_1Epiface.html">L4::Epiface</a> *</td> <td class="paramname"><span class="paramname"><em>o</em></span></td><td>)</td>
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<span class="mlabels"><span class="mlabel pure-virtual">pure virtual</span></span> </td>
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<p>Register <span class="tt">o</span> as server-side object for asynchronous IRQs. </p>
<dl class="params"><dt>Parameters</dt><dd>
<table class="params">
<tr><td class="paramname">o</td><td>Pointer to an <a class="el" href="structL4_1_1Epiface.html" title="Base class for interface implementations.">Epiface</a> object that shall be registered as server-side object for IRQs. </td></tr>
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<dl class="retval"><dt>Return values</dt><dd>
<table class="retval">
<tr><td class="paramname"><a class="el" href="classL4_1_1Cap.html">L4::Cap&lt;L4::Irq&gt;</a></td><td>Capability to a new IRQ object on success. </td></tr>
<tr><td class="paramname"><a class="el" href="classL4_1_1Cap__base.html#ac74dbedb04347341ba30ece923c12fe7af425c8e16afcd760ecb1f30bd6c1437a" title="Invalid capability selector.">L4::Cap&lt;L4::Irq&gt;::Invalid</a></td><td>The allocation of the IRQ has failed.</td></tr>
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</dd>
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<p>After successful registration <span class="tt">o-&gt;obj_cap()</span> will be the capability of the allocated IRQ object.</p>
<p>The function may allocate a capability slot for the object. In that case <a class="el" href="#a97645d010b6d832e2914b65061e55b71" title="Unregister the given object o from the server.">unregister_obj()</a> is responsible for freeing the slot as well. </p>
<p>Implemented in <a class="el" href="classL4Re_1_1Util_1_1Object__registry.html#a17efa2d2a6364b35054f354daa27518e">L4Re::Util::Object_registry</a>.</p>
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<a id="aff2a6c828b144c73292e6b359e9f2703" name="aff2a6c828b144c73292e6b359e9f2703"></a>
<h2 class="memtitle"><span class="permalink"><a href="#aff2a6c828b144c73292e6b359e9f2703">&#9670;&#160;</a></span>register_obj() <span class="overload">[1/3]</span></h2>
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<td class="memname">virtual <a class="el" href="classL4_1_1Cap.html">L4::Cap</a>&lt; void &gt; L4::Registry_iface::register_obj </td>
<td>(</td>
<td class="paramtype"><a class="el" href="structL4_1_1Epiface.html">L4::Epiface</a> *</td> <td class="paramname"><span class="paramname"><em>o</em></span></td><td>)</td>
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<span class="mlabels"><span class="mlabel pure-virtual">pure virtual</span></span> </td>
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<p>Register <span class="tt">o</span> as server-side object for synchronous RPC. </p>
<dl class="params"><dt>Parameters</dt><dd>
<table class="params">
<tr><td class="paramname">o</td><td>Pointer to an <a class="el" href="structL4_1_1Epiface.html" title="Base class for interface implementations.">Epiface</a> object that shall be registered as server-side object for RPC. </td></tr>
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</dd>
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<dl class="retval"><dt>Return values</dt><dd>
<table class="retval">
<tr><td class="paramname"><a class="el" href="classL4_1_1Cap.html" title="C++ interface for capabilities.">L4::Cap&lt;void&gt;</a></td><td>A valid capability to a new IPC gate. </td></tr>
<tr><td class="paramname"><a class="el" href="classL4_1_1Cap__base.html#ac74dbedb04347341ba30ece923c12fe7af425c8e16afcd760ecb1f30bd6c1437a" title="Invalid capability selector.">L4::Cap&lt;void&gt;::Invalid</a></td><td>The allocation of the IPC gate has failed.</td></tr>
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</dd>
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<p>After successful registration <span class="tt">o-&gt;obj_cap()</span> will be the capability of the allocated IPC gate.</p>
<p>The function may allocate a capability slot for the object. In that case <a class="el" href="#a97645d010b6d832e2914b65061e55b71" title="Unregister the given object o from the server.">unregister_obj()</a> is responsible for freeing the slot as well. </p>
<p>Implemented in <a class="el" href="classL4Re_1_1Util_1_1Object__registry.html#a3f387154fef220667778c88b1ebc45c1">L4Re::Util::Object_registry</a>.</p>
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<a id="aaa2fd93b1f1299c5551e7ab692af0abe" name="aaa2fd93b1f1299c5551e7ab692af0abe"></a>
<h2 class="memtitle"><span class="permalink"><a href="#aaa2fd93b1f1299c5551e7ab692af0abe">&#9670;&#160;</a></span>register_obj() <span class="overload">[2/3]</span></h2>
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<td class="memname">virtual <a class="el" href="classL4_1_1Cap.html">L4::Cap</a>&lt; void &gt; L4::Registry_iface::register_obj </td>
<td>(</td>
<td class="paramtype"><a class="el" href="structL4_1_1Epiface.html">L4::Epiface</a> *</td> <td class="paramname"><span class="paramname"><em>o</em></span>, </td>
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<td class="paramtype">char const *</td> <td class="paramname"><span class="paramname"><em>service</em></span>&#160;)</td>
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<span class="mlabels"><span class="mlabel pure-virtual">pure virtual</span></span> </td>
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<p>Register an <a class="el" href="structL4_1_1Epiface.html" title="Base class for interface implementations.">L4::Epiface</a> for an IPC gate available in the applications environment under the name <span class="tt">service</span>. </p>
<dl class="params"><dt>Parameters</dt><dd>
<table class="params">
<tr><td class="paramname">o</td><td>Pointer to an <a class="el" href="structL4_1_1Epiface.html" title="Base class for interface implementations.">Epiface</a> object that shall be registered. </td></tr>
<tr><td class="paramname">service</td><td>Name of the capability that shall be used to connect <span class="tt">o</span> to as a server-side object. </td></tr>
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<dl class="retval"><dt>Return values</dt><dd>
<table class="retval">
<tr><td class="paramname"><a class="el" href="classL4_1_1Cap.html" title="C++ interface for capabilities.">L4::Cap&lt;void&gt;</a></td><td>The capability known as <span class="tt">service</span> on success. </td></tr>
<tr><td class="paramname"><a class="el" href="classL4_1_1Cap__base.html#ac74dbedb04347341ba30ece923c12fe7af425c8e16afcd760ecb1f30bd6c1437a" title="Invalid capability selector.">L4::Cap&lt;void&gt;::Invalid</a></td><td>No capability with the given name found.</td></tr>
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<p>After a successful call to this function <span class="tt">o-&gt;obj_cap()</span> is equal to the capability in the environment with the name given by <span class="tt">service</span>. </p>
<p>Implemented in <a class="el" href="classL4Re_1_1Util_1_1Object__registry.html#a3350558821dd0fc9e098cc762eb16cf0">L4Re::Util::Object_registry</a>.</p>
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<a id="ae56f09cf6a0f449dd17ac95b4a96651c" name="ae56f09cf6a0f449dd17ac95b4a96651c"></a>
<h2 class="memtitle"><span class="permalink"><a href="#ae56f09cf6a0f449dd17ac95b4a96651c">&#9670;&#160;</a></span>register_obj() <span class="overload">[3/3]</span></h2>
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<td class="memname">virtual <a class="el" href="classL4_1_1Cap.html">L4::Cap</a>&lt; <a class="el" href="classL4_1_1Rcv__endpoint.html">L4::Rcv_endpoint</a> &gt; L4::Registry_iface::register_obj </td>
<td>(</td>
<td class="paramtype"><a class="el" href="structL4_1_1Epiface.html">L4::Epiface</a> *</td> <td class="paramname"><span class="paramname"><em>o</em></span>, </td>
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<td class="paramkey"></td>
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<td class="paramtype"><a class="el" href="classL4_1_1Cap.html">L4::Cap</a>&lt; <a class="el" href="classL4_1_1Rcv__endpoint.html">L4::Rcv_endpoint</a> &gt;</td> <td class="paramname"><span class="paramname"><em>ep</em></span>&#160;)</td>
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<span class="mlabels"><span class="mlabel pure-virtual">pure virtual</span></span> </td>
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<p>Register <span class="tt">o</span> as server-side object for a pre-allocated capability. </p>
<dl class="params"><dt>Parameters</dt><dd>
<table class="params">
<tr><td class="paramname">o</td><td>Pointer to an <a class="el" href="structL4_1_1Epiface.html" title="Base class for interface implementations.">Epiface</a> object that shall be registered as server-side object. </td></tr>
<tr><td class="paramname">ep</td><td>Capability to an already allocated capability where <span class="tt">o</span> shall be attached as server-side handler. The capability may point to an IPC gate or an IRQ. </td></tr>
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<dl class="retval"><dt>Return values</dt><dd>
<table class="retval">
<tr><td class="paramname"><a class="el" href="classL4_1_1Cap.html" title="C++ interface for capabilities.">L4::Cap&lt;L4::Rcv_endpoint&gt;</a></td><td>Capability <span class="tt">ep</span> on success. </td></tr>
<tr><td class="paramname"><a class="el" href="classL4_1_1Cap__base.html#ac74dbedb04347341ba30ece923c12fe7af425c8e16afcd760ecb1f30bd6c1437a" title="Invalid capability selector.">L4::Cap&lt;L4::Rcv_endpoint&gt;::Invalid</a></td><td>The IRQ attach operation has failed.</td></tr>
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<p>After successful registration <span class="tt">o-&gt;obj_cap()</span> will be equal to <span class="tt">ep</span>. </p>
<p>Implemented in <a class="el" href="classL4Re_1_1Util_1_1Object__registry.html#a0ee44a18488b3bdc205c56fa74d265a1">L4Re::Util::Object_registry</a>.</p>
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<a id="a97645d010b6d832e2914b65061e55b71" name="a97645d010b6d832e2914b65061e55b71"></a>
<h2 class="memtitle"><span class="permalink"><a href="#a97645d010b6d832e2914b65061e55b71">&#9670;&#160;</a></span>unregister_obj()</h2>
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<td class="memname">virtual void L4::Registry_iface::unregister_obj </td>
<td>(</td>
<td class="paramtype"><a class="el" href="structL4_1_1Epiface.html">L4::Epiface</a> *</td> <td class="paramname"><span class="paramname"><em>o</em></span>, </td>
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<td class="paramtype">bool</td> <td class="paramname"><span class="paramname"><em>unmap</em></span><span class="paramdefsep"> = </span><span class="paramdefval">true</span>&#160;)</td>
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<span class="mlabels"><span class="mlabel pure-virtual">pure virtual</span></span> </td>
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<p>Unregister the given object <span class="tt">o</span> from the server. </p>
<dl class="params"><dt>Parameters</dt><dd>
<table class="params">
<tr><td class="paramname">o</td><td>Pointer to the <a class="el" href="structL4_1_1Epiface.html" title="Base class for interface implementations.">Epiface</a> object that shall be unregistered. The object must have been registered with any of the register methods if <a class="el" href="classL4_1_1Registry__iface.html" title="Abstract interface for object registries.">Registry_iface</a>. </td></tr>
<tr><td class="paramname">unmap</td><td>If true the capability <span class="tt">o-&gt;obj_cap()</span> shall be unmapped from the local object space.</td></tr>
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<p>The function always unmaps and frees the capability if it was allocated by either <a class="el" href="#aa3b5572113c3be5ef9c81503fa3e5798" title="Register o as server-side object for asynchronous IRQs.">Registry_iface::register_irq_obj(L4::Epiface *)</a>, or by <a class="el" href="#aff2a6c828b144c73292e6b359e9f2703" title="Register o as server-side object for synchronous RPC.">Registry_iface::register_obj(L4::Epiface *)</a>. </p>
<p>Implemented in <a class="el" href="classL4Re_1_1Util_1_1Object__registry.html#aeeea59583ffddfef4e7c1c3e6eed41b6">L4Re::Util::Object_registry</a>.</p>
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<hr/>The documentation for this class was generated from the following file:<ul>
<li>l4/sys/cxx/<a class="el" href="ipc__epiface_source.html">ipc_epiface</a></li>
</ul>
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