]> git.proxmox.com Git - systemd.git/blobdiff - man/sd_bus_creds_new_from_pid.html
Imported Upstream version 220
[systemd.git] / man / sd_bus_creds_new_from_pid.html
index d2d81a4ad5ae7b4436edff251e7d0704a9b358fc..5390458f93479a7b491a3748f7fb042165793d33 100644 (file)
@@ -19,7 +19,7 @@
   <a href="systemd.directives.html">Directives </a>·
   <a href="../python-systemd/index.html">Python </a>·
   <a href="../libudev/index.html">libudev </a>·
-  <a href="../libudev/index.html">gudev </a><span style="float:right">systemd 219</span><hr><div class="refentry"><a name="sd_bus_creds_new_from_pid"></a><div class="titlepage"></div><div class="refnamediv"><h2>Name</h2><p>sd_bus_creds_new_from_pid, sd_bus_creds_get_mask, sd_bus_creds_ref, sd_bus_creds_unref — Retrieve credentials object for the specified PID</p></div><div class="refsynopsisdiv"><h2>Synopsis</h2><div class="funcsynopsis"><pre class="funcsynopsisinfo">#include &lt;systemd/sd-bus.h&gt;</pre><table border="0" class="funcprototype-table" summary="Function synopsis" style="cellspacing: 0; cellpadding: 0;"><tr><td><code class="funcdef">int <b class="fsfunc">sd_bus_creds_new_from_pid</b>(</code></td><td>pid_t <var class="pdparam">pid</var>, </td></tr><tr><td> </td><td>uint64_t <var class="pdparam">creds_mask</var>, </td></tr><tr><td> </td><td>sd_bus_creds **<var class="pdparam">ret</var><code>)</code>;</td></tr></table><div class="funcprototype-spacer"> </div><table border="0" class="funcprototype-table" summary="Function synopsis" style="cellspacing: 0; cellpadding: 0;"><tr><td><code class="funcdef">uint64_t <b class="fsfunc">sd_bus_creds_get_mask</b>(</code></td><td>const sd_bus_creds *<var class="pdparam">c</var><code>)</code>;</td></tr></table><div class="funcprototype-spacer"> </div><table border="0" class="funcprototype-table" summary="Function synopsis" style="cellspacing: 0; cellpadding: 0;"><tr><td><code class="funcdef">sd_bus_creds *<b class="fsfunc">sd_bus_creds_ref</b>(</code></td><td>sd_bus_creds *<var class="pdparam">c</var><code>)</code>;</td></tr></table><div class="funcprototype-spacer"> </div><table border="0" class="funcprototype-table" summary="Function synopsis" style="cellspacing: 0; cellpadding: 0;"><tr><td><code class="funcdef">sd_bus_creds *<b class="fsfunc">sd_bus_creds_unref</b>(</code></td><td>sd_bus_creds *<var class="pdparam">c</var><code>)</code>;</td></tr></table><div class="funcprototype-spacer"> </div></div><p>
+  <a href="../libudev/index.html">gudev </a><span style="float:right">systemd 220</span><hr><div class="refentry"><a name="sd_bus_creds_new_from_pid"></a><div class="titlepage"></div><div class="refnamediv"><h2>Name</h2><p>sd_bus_creds_new_from_pid, sd_bus_creds_get_mask, sd_bus_creds_ref, sd_bus_creds_unref — Retrieve credentials object for the specified PID</p></div><div class="refsynopsisdiv"><h2>Synopsis</h2><div class="funcsynopsis"><pre class="funcsynopsisinfo">#include &lt;systemd/sd-bus.h&gt;</pre><table border="0" class="funcprototype-table" summary="Function synopsis" style="cellspacing: 0; cellpadding: 0;"><tr><td><code class="funcdef">int <b class="fsfunc">sd_bus_creds_new_from_pid</b>(</code></td><td>pid_t <var class="pdparam">pid</var>, </td></tr><tr><td> </td><td>uint64_t <var class="pdparam">creds_mask</var>, </td></tr><tr><td> </td><td>sd_bus_creds **<var class="pdparam">ret</var><code>)</code>;</td></tr></table><div class="funcprototype-spacer"> </div><table border="0" class="funcprototype-table" summary="Function synopsis" style="cellspacing: 0; cellpadding: 0;"><tr><td><code class="funcdef">uint64_t <b class="fsfunc">sd_bus_creds_get_mask</b>(</code></td><td>const sd_bus_creds *<var class="pdparam">c</var><code>)</code>;</td></tr></table><div class="funcprototype-spacer"> </div><table border="0" class="funcprototype-table" summary="Function synopsis" style="cellspacing: 0; cellpadding: 0;"><tr><td><code class="funcdef">sd_bus_creds *<b class="fsfunc">sd_bus_creds_ref</b>(</code></td><td>sd_bus_creds *<var class="pdparam">c</var><code>)</code>;</td></tr></table><div class="funcprototype-spacer"> </div><table border="0" class="funcprototype-table" summary="Function synopsis" style="cellspacing: 0; cellpadding: 0;"><tr><td><code class="funcdef">sd_bus_creds *<b class="fsfunc">sd_bus_creds_unref</b>(</code></td><td>sd_bus_creds *<var class="pdparam">c</var><code>)</code>;</td></tr></table><div class="funcprototype-spacer"> </div></div><p>
       <code class="constant">SD_BUS_CREDS_PID</code>,
       <code class="constant">SD_BUS_CREDS_TID</code>,
       <code class="constant">SD_BUS_CREDS_UID</code>,
@@ -44,7 +44,7 @@
       <code class="constant">SD_BUS_CREDS_UNIQUE_NAME</code>,
       <code class="constant">SD_BUS_CREDS_WELL_KNOWN_NAMES</code>,
       <code class="constant">_SD_BUS_CREDS_ALL</code>
-    </p></div><div class="refsect1"><a name="idm139761132848624"></a><h2 id="Description">Description<a class="headerlink" title="Permalink to this headline" href="#Description">¶</a></h2><p><code class="function">sd_bus_creds_new_from_pid()</code> creates a new
+    </p></div><div class="refsect1"><a name="idm139755527134608"></a><h2 id="Description">Description<a class="headerlink" title="Permalink to this headline" href="#Description">¶</a></h2><p><code class="function">sd_bus_creds_new_from_pid()</code> creates a new
     credentials object and fills it with information about the process
     <em class="parameter"><code>pid</code></em>. This pointer to this object will
     be stored in <em class="parameter"><code>ret</code></em> pointer.</p><p>The information that will be stored is determined by
     <em class="parameter"><code>c</code></em> cannot be used anymore, so further
     calls to <code class="function">sd_bus_creds_ref(c)</code> or
     <code class="function">sd_bus_creds_unref(c)</code> are illegal.</p><p><code class="function">sd_bus_creds_unref</code> destroys a reference
-    to <em class="parameter"><code>c</code></em>.</p></div><div class="refsect1"><a name="idm139761132815936"></a><h2 id="Return Value">Return Value<a class="headerlink" title="Permalink to this headline" href="#Return%20Value">¶</a></h2><p>On success, <code class="function">sd_bus_creds_new_from_pid()</code>
+    to <em class="parameter"><code>c</code></em>.</p></div><div class="refsect1"><a name="idm139755527111728"></a><h2 id="Return Value">Return Value<a class="headerlink" title="Permalink to this headline" href="#Return%20Value">¶</a></h2><p>On success, <code class="function">sd_bus_creds_new_from_pid()</code>
     returns 0 or a positive integer. On failure, it returns a negative
     errno-style error code.</p><p><code class="function">sd_bus_creds_get_mask()</code> returns the
     mask of successfully acquired fields.</p><p><code class="function">sd_bus_creds_ref</code> always returns the
     argument.</p><p><code class="function">sd_bus_creds_unref</code> always returns
-    <code class="constant">NULL</code>.</p></div><div class="refsect1"><a name="idm139761132810576"></a><h2 id="Reference ownership">Reference ownership<a class="headerlink" title="Permalink to this headline" href="#Reference%20ownership">¶</a></h2><p>Function <code class="function">sd_bus_creds_new_from_pid()</code>
+    <code class="constant">NULL</code>.</p></div><div class="refsect1"><a name="idm139755527106816"></a><h2 id="Reference ownership">Reference ownership<a class="headerlink" title="Permalink to this headline" href="#Reference%20ownership">¶</a></h2><p>Function <code class="function">sd_bus_creds_new_from_pid()</code>
     creates a new object and the caller owns the sole reference. When
     not needed anymore, this reference should be destroyed with
     <a href="sd_bus_creds_unref.html"><span class="citerefentry"><span class="refentrytitle">sd_bus_creds_unref</span>(3)</span></a>.
-    </p></div><div class="refsect1"><a name="idm139761127895152"></a><h2 id="Errors">Errors<a class="headerlink" title="Permalink to this headline" href="#Errors">¶</a></h2><p>Returned errors may indicate the following problems:</p><div class="variablelist"><dl class="variablelist"><dt id="-ESRCH"><span class="term"><code class="constant">-ESRCH</code></span><a class="headerlink" title="Permalink to this term" href="#-ESRCH">¶</a></dt><dd><p>Specified <em class="parameter"><code>pid</code></em> could not
+    </p></div><div class="refsect1"><a name="idm139755527104112"></a><h2 id="Errors">Errors<a class="headerlink" title="Permalink to this headline" href="#Errors">¶</a></h2><p>Returned errors may indicate the following problems:</p><div class="variablelist"><dl class="variablelist"><dt id="-ESRCH"><span class="term"><code class="constant">-ESRCH</code></span><a class="headerlink" title="Permalink to this term" href="#-ESRCH">¶</a></dt><dd><p>Specified <em class="parameter"><code>pid</code></em> could not
         be found.</p></dd><dt id="-EINVAL"><span class="term"><code class="constant">-EINVAL</code></span><a class="headerlink" title="Permalink to this term" href="#-EINVAL">¶</a></dt><dd><p>Specified parameter is invalid
         (<code class="constant">NULL</code> in case of output
-        parameters).</p></dd><dt id="-ENOMEM"><span class="term"><code class="constant">-ENOMEM</code></span><a class="headerlink" title="Permalink to this term" href="#-ENOMEM">¶</a></dt><dd><p>Memory allocation failed.</p></dd></dl></div></div><div class="refsect1"><a name="idm139761127888384"></a><h2 id="Notes">Notes<a class="headerlink" title="Permalink to this headline" href="#Notes">¶</a></h2><p><code class="function">sd_bus_creds_new_from_pid()</code> is
+        parameters).</p></dd><dt id="-ENOMEM"><span class="term"><code class="constant">-ENOMEM</code></span><a class="headerlink" title="Permalink to this term" href="#-ENOMEM">¶</a></dt><dd><p>Memory allocation failed.</p></dd></dl></div></div><div class="refsect1"><a name="idm139755527097344"></a><h2 id="Notes">Notes<a class="headerlink" title="Permalink to this headline" href="#Notes">¶</a></h2><p><code class="function">sd_bus_creds_new_from_pid()</code> is
     available as a shared library, which can be compiled and linked to
     with the
     <code class="constant">libsystemd</code> <a href="http://linux.die.net/man/1/pkg-config"><span class="citerefentry"><span class="refentrytitle">pkg-config</span>(1)</span></a>
-    file.</p></div><div class="refsect1"><a name="idm139761127885232"></a><h2 id="See Also">See Also<a class="headerlink" title="Permalink to this headline" href="#See%20Also">¶</a></h2><p>
+    file.</p></div><div class="refsect1"><a name="idm139755527094192"></a><h2 id="See Also">See Also<a class="headerlink" title="Permalink to this headline" href="#See%20Also">¶</a></h2><p>
       <a href="systemd.html"><span class="citerefentry"><span class="refentrytitle">systemd</span>(1)</span></a>,
       <a href="sd-bus.html"><span class="citerefentry"><span class="refentrytitle">sd-bus</span>(3)</span></a>,
       <a href="sd_bus_creds_ref.html"><span class="citerefentry"><span class="refentrytitle">sd_bus_creds_ref</span>(3)</span></a>,