l4re-base-25.08.0

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<div class="headertitle"><div class="title">L4Re::Itas Class Reference</div></div>
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<p>Interface to the ITAS.
<a href="#details">More...</a></p>
<p><code>#include &lt;<a class="el" href="itas_source.html">itas</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 L4Re::Itas:</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 L4Re::Itas:</div>
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<div id="dynsection-1-content" class="dyncontent" style="display:none;">
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<table class="memberdecls">
<tr class="heading"><td colspan="2"><h2 id="header-pub-types" class="groupheader"><a id="pub-types" name="pub-types"></a>
Public Types</h2></td></tr>
<tr class="memitem:a58ff9732440749852570a07deb9f3908" id="r_a58ff9732440749852570a07deb9f3908"><td class="memItemLeft" align="right" valign="top">enum &#160;</td><td class="memItemRight" valign="bottom">: unsigned { <a class="el" href="#a58ff9732440749852570a07deb9f3908a04aa75fe4a17b36dbee4f115bbab591f">Ignore_sigaction</a> = ~0U
}</td></tr>
</table><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:afe90e36678316b14c5357e64c1e222b6" id="r_afe90e36678316b14c5357e64c1e222b6"><td class="memItemLeft" align="right" valign="top">int&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="#afe90e36678316b14c5357e64c1e222b6">register_thread</a> (<a class="el" href="classL4_1_1Ipc_1_1Cap.html">L4::Ipc::Cap</a>&lt; <a class="el" href="classL4_1_1Thread.html">L4::Thread</a> &gt; parent, <a class="el" href="classL4_1_1Ipc_1_1Cap.html">L4::Ipc::Cap</a>&lt; <a class="el" href="classL4_1_1Thread.html">L4::Thread</a> &gt; thread_cap, <a class="el" href="group__l4__basic__types.html#ga4087b991c40c0d2fcde9ca331049a4d4">l4_addr_t</a> thread_utcb)</td></tr>
<tr class="memdesc:afe90e36678316b14c5357e64c1e222b6"><td class="mdescLeft">&#160;</td><td class="mdescRight">Register new thread. <br /></td></tr>
<tr class="memitem:ad005e32cc22e0e29fa0bf78023259a00" id="r_ad005e32cc22e0e29fa0bf78023259a00"><td class="memItemLeft" align="right" valign="top">int&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="#ad005e32cc22e0e29fa0bf78023259a00">unregister_thread</a> (<a class="el" href="classL4_1_1Ipc_1_1Cap.html">L4::Ipc::Cap</a>&lt; <a class="el" href="classL4_1_1Thread.html">L4::Thread</a> &gt; thread)</td></tr>
<tr class="memdesc:ad005e32cc22e0e29fa0bf78023259a00"><td class="mdescLeft">&#160;</td><td class="mdescRight">Unregister a thread. <br /></td></tr>
<tr class="memitem:a7050f10a4717a1a437bbca7fbf212050" id="r_a7050f10a4717a1a437bbca7fbf212050"><td class="memItemLeft" align="right" valign="top">int&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="#a7050f10a4717a1a437bbca7fbf212050">sigaction</a> (int signum, const struct sigaction *act, struct sigaction *oldact)</td></tr>
<tr class="memdesc:a7050f10a4717a1a437bbca7fbf212050"><td class="mdescLeft">&#160;</td><td class="mdescRight">Examine and change a POSIX signal action. <br /></td></tr>
<tr class="memitem:a38ff28d442f67bedf92839fd47d11e67" id="r_a38ff28d442f67bedf92839fd47d11e67"><td class="memItemLeft" align="right" valign="top">int&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="#a38ff28d442f67bedf92839fd47d11e67">sigaltstack</a> (<a class="el" href="classL4_1_1Ipc_1_1Cap.html">L4::Ipc::Cap</a>&lt; <a class="el" href="classL4_1_1Thread.html">L4::Thread</a> &gt; thread, const struct sigaltstack *ss, struct sigaltstack *oss)</td></tr>
<tr class="memdesc:a38ff28d442f67bedf92839fd47d11e67"><td class="mdescLeft">&#160;</td><td class="mdescRight">Examine or set alternate POSIX signal stack. <br /></td></tr>
<tr class="memitem:a33d18fa2829f3324bdd1351907f3a972" id="r_a33d18fa2829f3324bdd1351907f3a972"><td class="memItemLeft" align="right" valign="top">int&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="#a33d18fa2829f3324bdd1351907f3a972">sigprocmask</a> (<a class="el" href="classL4_1_1Ipc_1_1Cap.html">L4::Ipc::Cap</a>&lt; <a class="el" href="classL4_1_1Thread.html">L4::Thread</a> &gt; thread, int how, sigset_t const *set, sigset_t *oldset)</td></tr>
<tr class="memdesc:a33d18fa2829f3324bdd1351907f3a972"><td class="mdescLeft">&#160;</td><td class="mdescRight">Examine or set process signal mask. <br /></td></tr>
<tr class="memitem:a30ce1f5ab8fbdc12b37fe60d5e3521f6" id="r_a30ce1f5ab8fbdc12b37fe60d5e3521f6"><td class="memItemLeft" align="right" valign="top">int&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="#a30ce1f5ab8fbdc12b37fe60d5e3521f6">sigpending</a> (<a class="el" href="classL4_1_1Ipc_1_1Cap.html">L4::Ipc::Cap</a>&lt; <a class="el" href="classL4_1_1Thread.html">L4::Thread</a> &gt; thread, sigset_t *set)</td></tr>
<tr class="memdesc:a30ce1f5ab8fbdc12b37fe60d5e3521f6"><td class="mdescLeft">&#160;</td><td class="mdescRight">Query pending signals. <br /></td></tr>
<tr class="memitem:a234e7c406d28b474094db3a1771cb944" id="r_a234e7c406d28b474094db3a1771cb944"><td class="memItemLeft" align="right" valign="top">int&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="#a234e7c406d28b474094db3a1771cb944">setitimer</a> (int which, const struct itimerval *new_value, struct itimerval *old_value)</td></tr>
<tr class="memdesc:a234e7c406d28b474094db3a1771cb944"><td class="mdescLeft">&#160;</td><td class="mdescRight">Set process interval timer. <br /></td></tr>
<tr class="memitem:a783f3c6e18a9524abb859e85a1125a6e" id="r_a783f3c6e18a9524abb859e85a1125a6e"><td class="memItemLeft" align="right" valign="top">int&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="#a783f3c6e18a9524abb859e85a1125a6e">getitimer</a> (int which, struct itimerval *curr_value)</td></tr>
<tr class="memdesc:a783f3c6e18a9524abb859e85a1125a6e"><td class="mdescLeft">&#160;</td><td class="mdescRight">Get process interval timer. <br /></td></tr>
<tr class="memitem:a1d7d118a6509593abc083c413a463c47" id="r_a1d7d118a6509593abc083c413a463c47"><td class="memItemLeft" align="right" valign="top">int&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="#a1d7d118a6509593abc083c413a463c47">raise</a> (<a class="el" href="classL4_1_1Ipc_1_1Cap.html">L4::Ipc::Cap</a>&lt; <a class="el" href="classL4_1_1Thread.html">L4::Thread</a> &gt; thread, int sig)</td></tr>
<tr class="memdesc:a1d7d118a6509593abc083c413a463c47"><td class="mdescLeft">&#160;</td><td class="mdescRight">Send a signal to the calling thread. <br /></td></tr>
<tr class="inherit_header pub_methods_classL4_1_1Kobject"><td colspan="2" onclick="javascript:dynsection.toggleInherit('pub_methods_classL4_1_1Kobject')"><span class="dynarrow"><span class="arrowhead closed"></span></span>Public Member Functions inherited from <a class="el" href="classL4_1_1Kobject.html">L4::Kobject</a></td></tr>
<tr class="memitem:a9fe009599de49f1af438ff49998faec0 inherit pub_methods_classL4_1_1Kobject" id="r_a9fe009599de49f1af438ff49998faec0"><td class="memItemLeft" align="right" valign="top"><a class="el" href="structl4__msgtag__t.html">l4_msgtag_t</a>&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="classL4_1_1Kobject.html#a9fe009599de49f1af438ff49998faec0">dec_refcnt</a> (<a class="el" href="group__l4__basic__types.html#ga51d9492e7700d70ed35838154ca9b279">l4_mword_t</a> diff, <a class="el" href="group__l4__utcb__api.html#ga89be8a86d11c1d532b636cc2df1330fb">l4_utcb_t</a> *utcb=<a class="el" href="group__l4__utcb__api.html#gadc099b4a59e1d99638c72c11a8c8b644">l4_utcb</a>())</td></tr>
<tr class="memdesc:a9fe009599de49f1af438ff49998faec0 inherit pub_methods_classL4_1_1Kobject"><td class="mdescLeft">&#160;</td><td class="mdescRight">Decrement the in kernel reference counter for the object. <br /></td></tr>
</table><table class="memberdecls">
<tr class="heading"><td colspan="2"><h2 id="header-inherited" class="groupheader"><a id="inherited" name="inherited"></a>
Additional Inherited Members</h2></td></tr>
<tr class="inherit_header pro_types_classL4_1_1Kobject__t"><td colspan="2" onclick="javascript:dynsection.toggleInherit('pro_types_classL4_1_1Kobject__t')"><span class="dynarrow"><span class="arrowhead closed"></span></span>Protected Types inherited from <a class="el" href="classL4_1_1Kobject__t.html">L4::Kobject_t&lt; Itas, L4::Kobject, L4RE_PROTO_ITAS, L4::Type_info::Demand_t&lt; 2 &gt; &gt;</a></td></tr>
<tr class="memitem:af7df35ba5bf68ef5993e605a6b62328a inherit pro_types_classL4_1_1Kobject__t" id="r_af7df35ba5bf68ef5993e605a6b62328a"><td class="memItemLeft" align="right" valign="top">
typedef Itas&#160;</td><td class="memItemRight" valign="bottom"><b>Class</b></td></tr>
<tr class="memdesc:af7df35ba5bf68ef5993e605a6b62328a inherit pro_types_classL4_1_1Kobject__t"><td class="mdescLeft">&#160;</td><td class="mdescRight">The target interface type (inheriting from <a class="el" href="classL4_1_1Kobject__t.html" title="Helper class to create an L4Re interface class that is derived from a single base class.">Kobject_t</a>). <br /></td></tr>
<tr class="memitem:a0d83157994565e9c01f10006bdda2efa inherit pro_types_classL4_1_1Kobject__t" id="r_a0d83157994565e9c01f10006bdda2efa"><td class="memItemLeft" align="right" valign="top">
typedef Typeid::Iface&lt; PROTO, Itas &gt;&#160;</td><td class="memItemRight" valign="bottom"><b>__Iface</b></td></tr>
<tr class="memdesc:a0d83157994565e9c01f10006bdda2efa inherit pro_types_classL4_1_1Kobject__t"><td class="mdescLeft">&#160;</td><td class="mdescRight">The interface description for the derived class. <br /></td></tr>
<tr class="memitem:afc2feec2f4a15e85286aabfa15c53e06 inherit pro_types_classL4_1_1Kobject__t" id="r_afc2feec2f4a15e85286aabfa15c53e06"><td class="memItemLeft" align="right" valign="top">
typedef Typeid::Merge_list&lt; Typeid::Iface_list&lt; <a class="el" href="classL4_1_1Kobject__t.html#a0d83157994565e9c01f10006bdda2efa">__Iface</a> &gt;, typename L4::Kobject::__Iface_list &gt;&#160;</td><td class="memItemRight" valign="bottom"><b>__Iface_list</b></td></tr>
<tr class="memdesc:afc2feec2f4a15e85286aabfa15c53e06 inherit pro_types_classL4_1_1Kobject__t"><td class="mdescLeft">&#160;</td><td class="mdescRight">The list of all RPC interfaces provided directly or through inheritance. <br /></td></tr>
<tr class="inherit_header pro_methods_classL4_1_1Kobject__t"><td colspan="2" onclick="javascript:dynsection.toggleInherit('pro_methods_classL4_1_1Kobject__t')"><span class="dynarrow"><span class="arrowhead closed"></span></span>Protected Member Functions inherited from <a class="el" href="classL4_1_1Kobject__t.html">L4::Kobject_t&lt; Itas, L4::Kobject, L4RE_PROTO_ITAS, L4::Type_info::Demand_t&lt; 2 &gt; &gt;</a></td></tr>
<tr class="memitem:a3d80fec7e057d575ec4b393437f05f8a inherit pro_methods_classL4_1_1Kobject__t" id="r_a3d80fec7e057d575ec4b393437f05f8a"><td class="memItemLeft" align="right" valign="top">
<a class="el" href="classL4_1_1Cap.html">L4::Cap</a>&lt; <a class="el" href="classL4_1_1Kobject__t.html#af7df35ba5bf68ef5993e605a6b62328a">Class</a> &gt;&#160;</td><td class="memItemRight" valign="bottom"><b>c</b> () const noexcept</td></tr>
<tr class="memdesc:a3d80fec7e057d575ec4b393437f05f8a inherit pro_methods_classL4_1_1Kobject__t"><td class="mdescLeft">&#160;</td><td class="mdescRight">Get the capability to ourselves. <br /></td></tr>
<tr class="inherit_header pro_methods_classL4_1_1Kobject"><td colspan="2" onclick="javascript:dynsection.toggleInherit('pro_methods_classL4_1_1Kobject')"><span class="dynarrow"><span class="arrowhead closed"></span></span>Protected Member Functions inherited from <a class="el" href="classL4_1_1Kobject.html">L4::Kobject</a></td></tr>
<tr class="memitem:a4f2117ae76762f4084e6a1adb915863c inherit pro_methods_classL4_1_1Kobject" id="r_a4f2117ae76762f4084e6a1adb915863c"><td class="memItemLeft" align="right" valign="top"><a class="el" href="group__l4__cap__api.html#ga1445e923ce73029130d569d6e69a4dd8">l4_cap_idx_t</a>&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="classL4_1_1Kobject.html#a4f2117ae76762f4084e6a1adb915863c">cap</a> () const noexcept</td></tr>
<tr class="memdesc:a4f2117ae76762f4084e6a1adb915863c inherit pro_methods_classL4_1_1Kobject"><td class="mdescLeft">&#160;</td><td class="mdescRight">Return capability selector. <br /></td></tr>
<tr class="inherit_header pro_static_methods_classL4_1_1Kobject__t"><td colspan="2" onclick="javascript:dynsection.toggleInherit('pro_static_methods_classL4_1_1Kobject__t')"><span class="dynarrow"><span class="arrowhead closed"></span></span>Static Protected Member Functions inherited from <a class="el" href="classL4_1_1Kobject__t.html">L4::Kobject_t&lt; Itas, L4::Kobject, L4RE_PROTO_ITAS, L4::Type_info::Demand_t&lt; 2 &gt; &gt;</a></td></tr>
<tr class="memitem:a7433b8eed587278821dd496864f75363 inherit pro_static_methods_classL4_1_1Kobject__t" id="r_a7433b8eed587278821dd496864f75363"><td class="memItemLeft" align="right" valign="top">
static void&#160;</td><td class="memItemRight" valign="bottom"><b>__check_protocols__</b> () noexcept</td></tr>
<tr class="memdesc:a7433b8eed587278821dd496864f75363 inherit pro_static_methods_classL4_1_1Kobject__t"><td class="mdescLeft">&#160;</td><td class="mdescRight">Helper to check for protocol conflicts. <br /></td></tr>
</table>
<a name="details" id="details"></a><h2 id="header-details" class="groupheader">Detailed Description</h2>
<div class="textblock"><p>Interface to the ITAS. </p>
<p>This is an internal interface between libc and the l4re_itas. Do not use it. It is subject to change. </p>
<p class="definition">Definition at line <a class="el" href="itas_source.html#l00030">30</a> of file <a class="el" href="itas_source.html">itas</a>.</p>
</div><a name="doc-enum-members" id="doc-enum-members"></a><h2 id="header-doc-enum-members" class="groupheader">Member Enumeration Documentation</h2>
<a id="a58ff9732440749852570a07deb9f3908" name="a58ff9732440749852570a07deb9f3908"></a>
<h2 class="memtitle"><span class="permalink"><a href="#a58ff9732440749852570a07deb9f3908">&#9670;&#160;</a></span>anonymous enum</h2>
<div class="memitem">
<div class="memproto">
<table class="memname">
<tr>
<td class="memname">anonymous enum : unsigned</td>
</tr>
</table>
</div><div class="memdoc">
<table class="fieldtable">
<tr><th colspan="2">Enumerator</th></tr><tr><td class="fieldname"><a id="a58ff9732440749852570a07deb9f3908a04aa75fe4a17b36dbee4f115bbab591f" name="a58ff9732440749852570a07deb9f3908a04aa75fe4a17b36dbee4f115bbab591f"></a>Ignore_sigaction&#160;</td><td class="fielddoc"><p>Ignore new action of <span class="tt"><a class="el" href="#a7050f10a4717a1a437bbca7fbf212050" title="Examine and change a POSIX signal action.">sigaction()</a></span> call. </p>
</td></tr>
</table>
<p class="definition">Definition at line <a class="el" href="itas_source.html#l00063">63</a> of file <a class="el" href="itas_source.html">itas</a>.</p>
</div>
</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="a783f3c6e18a9524abb859e85a1125a6e" name="a783f3c6e18a9524abb859e85a1125a6e"></a>
<h2 class="memtitle"><span class="permalink"><a href="#a783f3c6e18a9524abb859e85a1125a6e">&#9670;&#160;</a></span>getitimer()</h2>
<div class="memitem">
<div class="memproto">
<table class="memname">
<tr>
<td class="memname">int L4Re::Itas::getitimer </td>
<td>(</td>
<td class="paramtype">int</td> <td class="paramname"><span class="paramname"><em>which</em></span>, </td>
</tr>
<tr>
<td class="paramkey"></td>
<td></td>
<td class="paramtype">struct itimerval *</td> <td class="paramname"><span class="paramname"><em>curr_value</em></span>&#160;)</td>
</tr>
</table>
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<p>Get process interval timer. </p>
<p>See IEEE Std 1003.1-2017 <a class="el" href="#a783f3c6e18a9524abb859e85a1125a6e" title="Get process interval timer.">getitimer()</a> for details.</p>
<dl class="params"><dt>Parameters</dt><dd>
<table class="params">
<tr><td class="paramdir">[in]</td><td class="paramname">which</td><td>Timer type (<span class="tt">ITIMER_REAL</span>). </td></tr>
<tr><td class="paramdir">[out]</td><td class="paramname">curr_value</td><td>Old timer value. </td></tr>
</table>
</dd>
</dl>
<p class="reference">References <a class="el" href="#a783f3c6e18a9524abb859e85a1125a6e">getitimer()</a>.</p>
<p class="reference">Referenced by <a class="el" href="#a783f3c6e18a9524abb859e85a1125a6e">getitimer()</a>.</p>
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<h2 class="memtitle"><span class="permalink"><a href="#a1d7d118a6509593abc083c413a463c47">&#9670;&#160;</a></span>raise()</h2>
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<td class="memname">int L4Re::Itas::raise </td>
<td>(</td>
<td class="paramtype"><a class="el" href="classL4_1_1Ipc_1_1Cap.html">L4::Ipc::Cap</a>&lt; <a class="el" href="classL4_1_1Thread.html">L4::Thread</a> &gt;</td> <td class="paramname"><span class="paramname"><em>thread</em></span>, </td>
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<td class="paramtype">int</td> <td class="paramname"><span class="paramname"><em>sig</em></span>&#160;)</td>
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<p>Send a signal to the calling thread. </p>
<dl class="params"><dt>Parameters</dt><dd>
<table class="params">
<tr><td class="paramdir">[in]</td><td class="paramname">thread</td><td>Thread cap of the calling thread. </td></tr>
<tr><td class="paramdir">[in]</td><td class="paramname">sig</td><td>Signal that shall be raised. </td></tr>
</table>
</dd>
</dl>
<p class="reference">References <a class="el" href="#a1d7d118a6509593abc083c413a463c47">raise()</a>.</p>
<p class="reference">Referenced by <a class="el" href="#a1d7d118a6509593abc083c413a463c47">raise()</a>.</p>
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<h2 class="memtitle"><span class="permalink"><a href="#afe90e36678316b14c5357e64c1e222b6">&#9670;&#160;</a></span>register_thread()</h2>
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<td class="memname">int L4Re::Itas::register_thread </td>
<td>(</td>
<td class="paramtype"><a class="el" href="classL4_1_1Ipc_1_1Cap.html">L4::Ipc::Cap</a>&lt; <a class="el" href="classL4_1_1Thread.html">L4::Thread</a> &gt;</td> <td class="paramname"><span class="paramname"><em>parent</em></span>, </td>
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<td class="paramtype"><a class="el" href="classL4_1_1Ipc_1_1Cap.html">L4::Ipc::Cap</a>&lt; <a class="el" href="classL4_1_1Thread.html">L4::Thread</a> &gt;</td> <td class="paramname"><span class="paramname"><em>thread_cap</em></span>, </td>
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<td class="paramkey"></td>
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<td class="paramtype"><a class="el" href="group__l4__basic__types.html#ga4087b991c40c0d2fcde9ca331049a4d4">l4_addr_t</a></td> <td class="paramname"><span class="paramname"><em>thread_utcb</em></span>&#160;)</td>
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<p>Register new thread. </p>
<p>Makes the newly created thread known to ITAS. The ITAS will do the <span class="tt">thread_cap-&gt;control()</span> to bind the thread to the task and attach the gates for pager and exception handler.</p>
<dl class="params"><dt>Parameters</dt><dd>
<table class="params">
<tr><td class="paramname">parent</td><td>The capability of the thread that created the new thread. </td></tr>
<tr><td class="paramname">thread_cap</td><td>The capability of the new thread. </td></tr>
<tr><td class="paramname">thread_utcb</td><td>The address of the allocated UTCB of the new thread. </td></tr>
</table>
</dd>
</dl>
</div>
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<h2 class="memtitle"><span class="permalink"><a href="#a234e7c406d28b474094db3a1771cb944">&#9670;&#160;</a></span>setitimer()</h2>
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<td class="memname">int L4Re::Itas::setitimer </td>
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<td class="paramtype">int</td> <td class="paramname"><span class="paramname"><em>which</em></span>, </td>
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<td class="paramtype">const struct itimerval *</td> <td class="paramname"><span class="paramname"><em>new_value</em></span>, </td>
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<td class="paramtype">struct itimerval *</td> <td class="paramname"><span class="paramname"><em>old_value</em></span>&#160;)</td>
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<p>Set process interval timer. </p>
<p>See IEEE Std 1003.1-2017 <a class="el" href="#a234e7c406d28b474094db3a1771cb944" title="Set process interval timer.">setitimer()</a> for details.</p>
<dl class="params"><dt>Parameters</dt><dd>
<table class="params">
<tr><td class="paramdir">[in]</td><td class="paramname">which</td><td>Timer type (<span class="tt">ITIMER_REAL</span>). </td></tr>
<tr><td class="paramdir">[in]</td><td class="paramname">new_value</td><td>New timer value. </td></tr>
<tr><td class="paramdir">[out]</td><td class="paramname">old_value</td><td>Old timer value. </td></tr>
</table>
</dd>
</dl>
<p class="reference">Referenced by <a class="el" href="#a30ce1f5ab8fbdc12b37fe60d5e3521f6">sigpending()</a>.</p>
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<h2 class="memtitle"><span class="permalink"><a href="#a7050f10a4717a1a437bbca7fbf212050">&#9670;&#160;</a></span>sigaction()</h2>
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<td class="memname">int L4Re::Itas::sigaction </td>
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<td class="paramtype">int</td> <td class="paramname"><span class="paramname"><em>signum</em></span>, </td>
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<td class="paramtype">const struct sigaction *</td> <td class="paramname"><span class="paramname"><em>act</em></span>, </td>
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<td class="paramtype">struct sigaction *</td> <td class="paramname"><span class="paramname"><em>oldact</em></span>&#160;)</td>
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<p>Examine and change a POSIX signal action. </p>
<p>See IEEE Std 1003.1-2024 <a class="el" href="#a7050f10a4717a1a437bbca7fbf212050" title="Examine and change a POSIX signal action.">sigaction()</a> for the behaviour of the method.</p>
<p>If <span class="tt">act-&gt;sa_flags</span> is <span class="tt"><a class="el" href="#a58ff9732440749852570a07deb9f3908a04aa75fe4a17b36dbee4f115bbab591f" title="Ignore new action of sigaction() call.">Ignore_sigaction</a></span>, the new action is ignored.</p>
<dl class="params"><dt>Parameters</dt><dd>
<table class="params">
<tr><td class="paramdir">[in]</td><td class="paramname">signum</td><td>Signal number to be examined and/or modified. </td></tr>
<tr><td class="paramdir">[in]</td><td class="paramname">act</td><td>New signal action. </td></tr>
<tr><td class="paramdir">[out]</td><td class="paramname">oldact</td><td>Old signal action. </td></tr>
</table>
</dd>
</dl>
<p class="reference">References <a class="el" href="#a7050f10a4717a1a437bbca7fbf212050">sigaction()</a>, and <a class="el" href="#a38ff28d442f67bedf92839fd47d11e67">sigaltstack()</a>.</p>
<p class="reference">Referenced by <a class="el" href="#a7050f10a4717a1a437bbca7fbf212050">sigaction()</a>.</p>
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<h2 class="memtitle"><span class="permalink"><a href="#a38ff28d442f67bedf92839fd47d11e67">&#9670;&#160;</a></span>sigaltstack()</h2>
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<td class="memname">int L4Re::Itas::sigaltstack </td>
<td>(</td>
<td class="paramtype"><a class="el" href="classL4_1_1Ipc_1_1Cap.html">L4::Ipc::Cap</a>&lt; <a class="el" href="classL4_1_1Thread.html">L4::Thread</a> &gt;</td> <td class="paramname"><span class="paramname"><em>thread</em></span>, </td>
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<td class="paramtype">const struct sigaltstack *</td> <td class="paramname"><span class="paramname"><em>ss</em></span>, </td>
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<td class="paramtype">struct sigaltstack *</td> <td class="paramname"><span class="paramname"><em>oss</em></span>&#160;)</td>
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<p>Examine or set alternate POSIX signal stack. </p>
<p>See IEEE Std 1003.1-2024 <a class="el" href="#a38ff28d442f67bedf92839fd47d11e67" title="Examine or set alternate POSIX signal stack.">sigaltstack()</a> for the behaviour of the method.</p>
<p>If <span class="tt">ss-&gt;ss_flags</span> is -1, the new sigaltstack will be ignored.</p>
<dl class="params"><dt>Parameters</dt><dd>
<table class="params">
<tr><td class="paramdir">[in]</td><td class="paramname">thread</td><td>Thread cap of the thread whose sigaltstack is examined and/or modified. </td></tr>
<tr><td class="paramdir">[in]</td><td class="paramname">ss</td><td>The new sigaltstack. </td></tr>
<tr><td class="paramdir">[out]</td><td class="paramname">oss</td><td>The old sigaltstack. </td></tr>
</table>
</dd>
</dl>
<p class="reference">References <a class="el" href="#a38ff28d442f67bedf92839fd47d11e67">sigaltstack()</a>, and <a class="el" href="#a33d18fa2829f3324bdd1351907f3a972">sigprocmask()</a>.</p>
<p class="reference">Referenced by <a class="el" href="#a7050f10a4717a1a437bbca7fbf212050">sigaction()</a>, and <a class="el" href="#a38ff28d442f67bedf92839fd47d11e67">sigaltstack()</a>.</p>
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<h2 class="memtitle"><span class="permalink"><a href="#a30ce1f5ab8fbdc12b37fe60d5e3521f6">&#9670;&#160;</a></span>sigpending()</h2>
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<td class="memname">int L4Re::Itas::sigpending </td>
<td>(</td>
<td class="paramtype"><a class="el" href="classL4_1_1Ipc_1_1Cap.html">L4::Ipc::Cap</a>&lt; <a class="el" href="classL4_1_1Thread.html">L4::Thread</a> &gt;</td> <td class="paramname"><span class="paramname"><em>thread</em></span>, </td>
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<td class="paramtype">sigset_t *</td> <td class="paramname"><span class="paramname"><em>set</em></span>&#160;)</td>
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<p>Query pending signals. </p>
<p>See IEEE Std 1003.1-2024 <a class="el" href="#a30ce1f5ab8fbdc12b37fe60d5e3521f6" title="Query pending signals.">sigpending()</a> for details.</p>
<dl class="params"><dt>Parameters</dt><dd>
<table class="params">
<tr><td class="paramdir">[in]</td><td class="paramname">thread</td><td>Thread cap of the thread whose pending signal are examined. </td></tr>
<tr><td class="paramdir">[out]</td><td class="paramname">set</td><td>Pending signals of thread. </td></tr>
</table>
</dd>
</dl>
<p class="reference">References <a class="el" href="#a234e7c406d28b474094db3a1771cb944">setitimer()</a>.</p>
<p class="reference">Referenced by <a class="el" href="#a33d18fa2829f3324bdd1351907f3a972">sigprocmask()</a>.</p>
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<h2 class="memtitle"><span class="permalink"><a href="#a33d18fa2829f3324bdd1351907f3a972">&#9670;&#160;</a></span>sigprocmask()</h2>
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<td class="memname">int L4Re::Itas::sigprocmask </td>
<td>(</td>
<td class="paramtype"><a class="el" href="classL4_1_1Ipc_1_1Cap.html">L4::Ipc::Cap</a>&lt; <a class="el" href="classL4_1_1Thread.html">L4::Thread</a> &gt;</td> <td class="paramname"><span class="paramname"><em>thread</em></span>, </td>
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<td class="paramtype">int</td> <td class="paramname"><span class="paramname"><em>how</em></span>, </td>
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<td class="paramtype">sigset_t const *</td> <td class="paramname"><span class="paramname"><em>set</em></span>, </td>
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<td class="paramtype">sigset_t *</td> <td class="paramname"><span class="paramname"><em>oldset</em></span>&#160;)</td>
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<p>Examine or set process signal mask. </p>
<p>See IEEE Std 1003.1-2024 <a class="el" href="#a33d18fa2829f3324bdd1351907f3a972" title="Examine or set process signal mask.">sigprocmask()</a> for the behaviour or the method.</p>
<p>If <span class="tt">how</span> is -1, the signal mask is left unchanged.</p>
<dl class="params"><dt>Parameters</dt><dd>
<table class="params">
<tr><td class="paramdir">[in]</td><td class="paramname">thread</td><td>Thread cap of the thread whose signal mask is examined and/or modified. </td></tr>
<tr><td class="paramdir">[in]</td><td class="paramname">how</td><td>Operation (<span class="tt">SIG_BLOCK</span>, <span class="tt">SIG_UNBLOCK</span>, <span class="tt">SIG_SETMASK</span> or -1). </td></tr>
<tr><td class="paramdir">[in]</td><td class="paramname">set</td><td>The new signal mask. </td></tr>
<tr><td class="paramdir">[out]</td><td class="paramname">oldset</td><td>The old signal mask. </td></tr>
</table>
</dd>
</dl>
<p class="reference">References <a class="el" href="#a30ce1f5ab8fbdc12b37fe60d5e3521f6">sigpending()</a>.</p>
<p class="reference">Referenced by <a class="el" href="#a38ff28d442f67bedf92839fd47d11e67">sigaltstack()</a>.</p>
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<h2 class="memtitle"><span class="permalink"><a href="#ad005e32cc22e0e29fa0bf78023259a00">&#9670;&#160;</a></span>unregister_thread()</h2>
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<td class="memname">int L4Re::Itas::unregister_thread </td>
<td>(</td>
<td class="paramtype"><a class="el" href="classL4_1_1Ipc_1_1Cap.html">L4::Ipc::Cap</a>&lt; <a class="el" href="classL4_1_1Thread.html">L4::Thread</a> &gt;</td> <td class="paramname"><span class="paramname"><em>thread</em></span></td><td>)</td>
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<p>Unregister a thread. </p>
<p>The gates for the thread's pager and exception hander will be destroyed. Thus, the thread must be destroyed after the call.</p>
<dl class="params"><dt>Parameters</dt><dd>
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<tr><td class="paramname">thread</td><td>The destroyed thread. </td></tr>
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<p class="reference">References <a class="el" href="#ad005e32cc22e0e29fa0bf78023259a00">unregister_thread()</a>.</p>
<p class="reference">Referenced by <a class="el" href="#ad005e32cc22e0e29fa0bf78023259a00">unregister_thread()</a>.</p>
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<hr/>The documentation for this class was generated from the following file:<ul>
<li>l4/re/<a class="el" href="itas_source.html">itas</a></li>
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