chiark / gitweb /
man: mention XDG_CONFIG_HOME in systemd.unit
[elogind.git] / man / sd_pid_get_session.xml
index b45c9a5..a8266e0 100644 (file)
                 <refname>sd_pid_get_user_unit</refname>
                 <refname>sd_pid_get_owner_uid</refname>
                 <refname>sd_pid_get_machine_name</refname>
                 <refname>sd_pid_get_user_unit</refname>
                 <refname>sd_pid_get_owner_uid</refname>
                 <refname>sd_pid_get_machine_name</refname>
-                <refpurpose>Determine session, service, owner of a session or container/VM of a specific PID</refpurpose>
+                <refname>sd_pid_get_slice</refname>
+                <refname>sd_peer_get_session</refname>
+                <refname>sd_peer_get_unit</refname>
+                <refname>sd_peer_get_user_unit</refname>
+                <refname>sd_peer_get_owner_uid</refname>
+                <refname>sd_peer_get_machine_name</refname>
+                <refname>sd_peer_get_slice</refname>
+                <refpurpose>Determine session, service, owner of a
+                session, container/VM or slice of a specific
+                PID or socket peer</refpurpose>
         </refnamediv>
 
         <refsynopsisdiv>
         </refnamediv>
 
         <refsynopsisdiv>
                                 <paramdef>pid_t <parameter>pid</parameter></paramdef>
                                 <paramdef>char** <parameter>name</parameter></paramdef>
                         </funcprototype>
                                 <paramdef>pid_t <parameter>pid</parameter></paramdef>
                                 <paramdef>char** <parameter>name</parameter></paramdef>
                         </funcprototype>
+
+                        <funcprototype>
+                                <funcdef>int <function>sd_pid_get_slice</function></funcdef>
+                                <paramdef>pid_t <parameter>pid</parameter></paramdef>
+                                <paramdef>char** <parameter>slice</parameter></paramdef>
+                        </funcprototype>
+
+                        <funcprototype>
+                                <funcdef>int <function>sd_peer_get_session</function></funcdef>
+                                <paramdef>int <parameter>fd</parameter></paramdef>
+                                <paramdef>char** <parameter>session</parameter></paramdef>
+                        </funcprototype>
+
+                        <funcprototype>
+                                <funcdef>int <function>sd_peer_get_unit</function></funcdef>
+                                <paramdef>int <parameter>fd</parameter></paramdef>
+                                <paramdef>char** <parameter>unit</parameter></paramdef>
+                        </funcprototype>
+
+                        <funcprototype>
+                                <funcdef>int <function>sd_peer_get_user_unit</function></funcdef>
+                                <paramdef>int <parameter>fd</parameter></paramdef>
+                                <paramdef>char** <parameter>unit</parameter></paramdef>
+                        </funcprototype>
+
+                        <funcprototype>
+                                <funcdef>int <function>sd_peer_get_owner_uid</function></funcdef>
+                                <paramdef>int <parameter>fd</parameter></paramdef>
+                                <paramdef>uid_t* <parameter>uid</parameter></paramdef>
+                        </funcprototype>
+
+                        <funcprototype>
+                                <funcdef>int <function>sd_peer_get_machine_name</function></funcdef>
+                                <paramdef>int <parameter>fd</parameter></paramdef>
+                                <paramdef>char** <parameter>name</parameter></paramdef>
+                        </funcprototype>
+
+                        <funcprototype>
+                                <funcdef>int <function>sd_peer_get_slice</function></funcdef>
+                                <paramdef>int <parameter>fd</parameter></paramdef>
+                                <paramdef>char** <parameter>slice</parameter></paramdef>
+                        </funcprototype>
                 </funcsynopsis>
         </refsynopsisdiv>
 
                 </funcsynopsis>
         </refsynopsisdiv>
 
                 and not being a shared process of a user this function
                 will fail.</para>
 
                 and not being a shared process of a user this function
                 will fail.</para>
 
-                <para><function>sd_pid_machine_name()</function> may
-                be used to determine the name of the VM or container
-                is a member of. The machine name is a short string,
-                suitable for usage in file system paths. The returned
-                string needs to be freed with the libc
+                <para><function>sd_pid_get_machine_name()</function>
+                may be used to determine the name of the VM or
+                container is a member of. The machine name is a short
+                string, suitable for usage in file system paths. The
+                returned string needs to be freed with the libc
+                <citerefentry><refentrytitle>free</refentrytitle><manvolnum>3</manvolnum></citerefentry>
+                call after use.</para>
+
+                <para><function>sd_pid_get_slice()</function> may be
+                used to determine the slice unit the process is a
+                member of. See
+                <citerefentry><refentrytitle>systemd.slice</refentrytitle><manvolnum>5</manvolnum></citerefentry>
+                for details about slices. The returned string needs to
+                be freed with the libc
                 <citerefentry><refentrytitle>free</refentrytitle><manvolnum>3</manvolnum></citerefentry>
                 call after use.</para>
 
                 <para>If the <varname>pid</varname> parameter of any
                 <citerefentry><refentrytitle>free</refentrytitle><manvolnum>3</manvolnum></citerefentry>
                 call after use.</para>
 
                 <para>If the <varname>pid</varname> parameter of any
-                of these functions is passed as 0 the operation is
+                of these functions is passed as 0, the operation is
                 executed for the calling process.</para>
                 executed for the calling process.</para>
+
+                <para>The <function>sd_peer_get_session()</function>,
+                <function>sd_peer_get_unit()</function>,
+                <function>sd_peer_get_user_unit()</function>,
+                <function>sd_peer_get_owner_uid()</function>,
+                <function>sd_peer_get_machine_name()</function> and
+                <function>sd_peer_get_slice()</function> calls operate
+                similar to their PID counterparts, but operate on a
+                connected AF_UNIX socket and retrieve information
+                about the connected peer process.</para>
         </refsect1>
 
         <refsect1>
                 <title>Return Value</title>
 
         </refsect1>
 
         <refsect1>
                 <title>Return Value</title>
 
-                <para>On success these calls return 0 or a positive
+                <para>On success, these calls return 0 or a positive
                 integer. On failure, these calls return a negative
                 errno-style error code.</para>
         </refsect1>
                 integer. On failure, these calls return a negative
                 errno-style error code.</para>
         </refsect1>
                 <para>The <function>sd_pid_get_session()</function>,
                 <function>sd_pid_get_unit()</function>,
                 <function>sd_pid_get_user_unit()</function>,
                 <para>The <function>sd_pid_get_session()</function>,
                 <function>sd_pid_get_unit()</function>,
                 <function>sd_pid_get_user_unit()</function>,
-                <function>sd_pid_get_owner_uid()</function> and
-                <function>sd_pid_get_machine_name()</function>
-                interfaces are available as shared library, which can
-                be compiled and linked to with the
-                <constant>libsystemd-login</constant>
-                <citerefentry><refentrytitle>pkg-config</refentrytitle><manvolnum>1</manvolnum></citerefentry>
+                <function>sd_pid_get_owner_uid()</function>,
+                <function>sd_pid_get_machine_name()</function>,
+                <function>sd_pid_get_slice()</function>,
+                <function>sd_peer_get_session()</function>,
+                <function>sd_peer_get_unit()</function>,
+                <function>sd_peer_get_user_unit()</function>,
+                <function>sd_peer_get_owner_uid()</function>,
+                <function>sd_peer_get_machine_name()</function> and
+                <function>sd_peer_get_slice()</function> interfaces are
+                available as a shared library, which can be compiled
+                and linked to with the
+                <constant>libsystemd</constant> <citerefentry><refentrytitle>pkg-config</refentrytitle><manvolnum>1</manvolnum></citerefentry>
                 file.</para>
 
                 <para>Note that the login session identifier as
                 file.</para>
 
                 <para>Note that the login session identifier as
                         <citerefentry><refentrytitle>systemd</refentrytitle><manvolnum>1</manvolnum></citerefentry>,
                         <citerefentry><refentrytitle>sd-login</refentrytitle><manvolnum>3</manvolnum></citerefentry>,
                         <citerefentry><refentrytitle>sd_session_is_active</refentrytitle><manvolnum>3</manvolnum></citerefentry>,
                         <citerefentry><refentrytitle>systemd</refentrytitle><manvolnum>1</manvolnum></citerefentry>,
                         <citerefentry><refentrytitle>sd-login</refentrytitle><manvolnum>3</manvolnum></citerefentry>,
                         <citerefentry><refentrytitle>sd_session_is_active</refentrytitle><manvolnum>3</manvolnum></citerefentry>,
-                        <citerefentry><refentrytitle>getsid</refentrytitle><manvolnum>2</manvolnum></citerefentry>
+                        <citerefentry><refentrytitle>getsid</refentrytitle><manvolnum>2</manvolnum></citerefentry>,
+                        <citerefentry><refentrytitle>systemd.slice</refentrytitle><manvolnum>5</manvolnum></citerefentry>
                 </para>
         </refsect1>
 
                 </para>
         </refsect1>