sd-bus: Add sd_bus_is_server + sd_bus_set/is_bus_client docs

This commit is contained in:
Daan De Meyer 2020-04-20 18:38:38 +02:00 committed by Zbigniew Jędrzejewski-Szmek
parent d512670a1f
commit 842a362c3a
3 changed files with 60 additions and 4 deletions

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@ -398,7 +398,13 @@ manpages = [
'sd_bus_set_propertyv'],
''],
['sd_bus_set_sender', '3', ['sd_bus_get_sender'], ''],
['sd_bus_set_server', '3', ['sd_bus_get_bus_id'], ''],
['sd_bus_set_server',
'3',
['sd_bus_get_bus_id',
'sd_bus_is_bus_client',
'sd_bus_is_server',
'sd_bus_set_bus_client'],
''],
['sd_bus_set_watch_bind', '3', ['sd_bus_get_watch_bind'], ''],
['sd_bus_slot_get_bus',
'3',

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@ -80,6 +80,8 @@
<citerefentry><refentrytitle>sd_bus_get_fd</refentrytitle><manvolnum>3</manvolnum></citerefentry>,
<citerefentry><refentrytitle>sd_bus_get_method_call_timeout</refentrytitle><manvolnum>3</manvolnum></citerefentry>,
<citerefentry><refentrytitle>sd_bus_get_n_queued_read</refentrytitle><manvolnum>3</manvolnum></citerefentry>,
<citerefentry><refentrytitle>sd_bus_is_bus_client</refentrytitle><manvolnum>3</manvolnum></citerefentry>,
<citerefentry><refentrytitle>sd_bus_is_server</refentrytitle><manvolnum>3</manvolnum></citerefentry>,
<citerefentry><refentrytitle>sd_bus_message_append</refentrytitle><manvolnum>3</manvolnum></citerefentry>,
<citerefentry><refentrytitle>sd_bus_message_append_array</refentrytitle><manvolnum>3</manvolnum></citerefentry>,
<citerefentry><refentrytitle>sd_bus_message_append_basic</refentrytitle><manvolnum>3</manvolnum></citerefentry>,
@ -125,6 +127,7 @@
<citerefentry><refentrytitle>sd_bus_set_property</refentrytitle><manvolnum>3</manvolnum></citerefentry>,
<citerefentry><refentrytitle>sd_bus_set_propertyv</refentrytitle><manvolnum>3</manvolnum></citerefentry>,
<citerefentry><refentrytitle>sd_bus_set_sender</refentrytitle><manvolnum>3</manvolnum></citerefentry>,
<citerefentry><refentrytitle>sd_bus_set_bus_client</refentrytitle><manvolnum>3</manvolnum></citerefentry>,
<citerefentry><refentrytitle>sd_bus_set_server</refentrytitle><manvolnum>3</manvolnum></citerefentry>,
<citerefentry><refentrytitle>sd_bus_set_watch_bind</refentrytitle><manvolnum>3</manvolnum></citerefentry>
<citerefentry><refentrytitle>sd_bus_set_close_on_exit</refentrytitle><manvolnum>3</manvolnum></citerefentry>,

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@ -18,9 +18,12 @@
<refnamediv>
<refname>sd_bus_set_server</refname>
<refname>sd_bus_is_server</refname>
<refname>sd_bus_get_bus_id</refname>
<refname>sd_bus_set_bus_client</refname>
<refname>sd_bus_is_bus_client</refname>
<refpurpose>Configure server mode for a bus object</refpurpose>
<refpurpose>Configure direct connection mode for a bus object</refpurpose>
</refnamediv>
<refsynopsisdiv>
@ -34,11 +37,27 @@
<paramdef>sd_id128_t <parameter>id</parameter></paramdef>
</funcprototype>
<funcprototype>
<funcdef>int <function>sd_bus_is_server</function></funcdef>
<paramdef>sd_bus *<parameter>bus</parameter></paramdef>
</funcprototype>
<funcprototype>
<funcdef>int <function>sd_bus_get_bus_id</function></funcdef>
<paramdef>sd_bus *<parameter>bus</parameter></paramdef>
<paramdef>sd_id128_t *<parameter>id</parameter></paramdef>
</funcprototype>
<funcprototype>
<funcdef>int <function>sd_bus_set_bus_client</function></funcdef>
<paramdef>sd_bus *<parameter>bus</parameter></paramdef>
<paramdef>int <parameter>b</parameter></paramdef>
</funcprototype>
<funcprototype>
<funcdef>int <function>sd_bus_is_bus_client</function></funcdef>
<paramdef>sd_bus *<parameter>bus</parameter></paramdef>
</funcprototype>
</funcsynopsis>
</refsynopsisdiv>
@ -55,16 +74,44 @@
<citerefentry><refentrytitle>sd_id128_randomize</refentrytitle><manvolnum>3</manvolnum></citerefentry>
can be used to generate a random id instead.</para>
<para><function>sd_bus_is_server()</function> returns whether the server mode is enabled for
the given bus object.</para>
<para><function>sd_bus_get_bus_id()</function> stores the D-Bus server id configured using
<function>sd_bus_set_server()</function> (for server bus objects) or received during
D-Bus authentication (for client bus objects) in <parameter>id</parameter>.</para>
<para><function>sd_bus_set_bus_client()</function> configures the bus object as a D-Bus daemon
client. <parameter>b</parameter> enables/disables the client mode. If zero, the client mode is
disabled and the bus object should connect directly to a D-Bus server. Otherwise, the client
mode is enabled and the bus object should connect to a D-Bus daemon. When connecting to an
existing bus using any of the functions in the
<citerefentry><refentrytitle>sd_bus_open</refentrytitle><manvolnum>3</manvolnum></citerefentry>
family of functions or any of the functions in the
<citerefentry><refentrytitle>sd_bus_default</refentrytitle><manvolnum>3</manvolnum></citerefentry>
family of functions, the bus object is automatically configured as a bus client. However, when
connecting to a D-Bus daemon by calling
<citerefentry><refentrytitle>sd_bus_set_address</refentrytitle><manvolnum>3</manvolnum></citerefentry>
followed by
<citerefentry><refentrytitle>sd_bus_start</refentrytitle><manvolnum>3</manvolnum></citerefentry>,
the bus object should be manually configured as a bus client using
<function>sd_bus_set_bus_client()</function>. By default, a bus object is not configured as a
D-Bus daemon client.</para>
<para><function>sd_bus_is_bus_client()</function> returns whether the client mode is
enabled/disabled for the given bus object.</para>
</refsect1>
<refsect1>
<title>Return Value</title>
<para>On success, these functions return a non-negative integer. On failure, they return a
negative errno-style error code.</para>
<para>On success, <function>sd_bus_set_server()</function>,
<function>sd_bus_get_bus_id()</function> and <function>sd_bus_set_bus_client()</function> return
a non-negative integer. On failure, they return a negative errno-style error code.</para>
<para><function>sd_bus_is_server()</function> and <function>sd_bus_is_bus_client()</function>
return 1 when the server or client mode is enabled, respectively. Otherwise, they return 0.
</para>
<refsect2>
<title>Errors</title>