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glib/gio/gapplicationimpl-dbus.c
Philip Withnall 1b50643c99 gio: Fix various compiler warnings when compiling with G_DISABLE_ASSERT 
Mostly unused variables which are only used in a g_assert() call
otherwise.

Signed-off-by: Philip Withnall <withnall@endlessm.com>

Helps: #1708
2019-03-08 19:46:21 +00:00

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/*
* Copyright © 2010 Codethink Limited
*
* This library is free software; you can redistribute it and/or
* modify it under the terms of the GNU Lesser General Public
* License as published by the Free Software Foundation; either
* version 2.1 of the License, or (at your option) any later version.
*
* This library is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
* Lesser General Public License for more details.
*
* You should have received a copy of the GNU Lesser General
* Public License along with this library; if not, see <http://www.gnu.org/licenses/>.
*
* Authors: Ryan Lortie <desrt@desrt.ca>
*/
#include "config.h"
#include "gapplicationimpl.h"
#include "gactiongroup.h"
#include "gactiongroupexporter.h"
#include "gremoteactiongroup.h"
#include "gdbusactiongroup-private.h"
#include "gapplication.h"
#include "gfile.h"
#include "gdbusconnection.h"
#include "gdbusintrospection.h"
#include "gdbuserror.h"
#include "glib/gstdio.h"
#include <string.h>
#include <stdio.h>
#include "gapplicationcommandline.h"
#include "gdbusmethodinvocation.h"
#ifdef G_OS_UNIX
#include "gunixinputstream.h"
#include "gunixfdlist.h"
#endif
/* DBus Interface definition {{{1 */
/* For documentation of these interfaces, see
* https://wiki.gnome.org/Projects/GLib/GApplication/DBusAPI
*/
static const gchar org_gtk_Application_xml[] =
"<node>"
"<interface name='org.gtk.Application'>"
"<method name='Activate'>"
"<arg type='a{sv}' name='platform-data' direction='in'/>"
"</method>"
"<method name='Open'>"
"<arg type='as' name='uris' direction='in'/>"
"<arg type='s' name='hint' direction='in'/>"
"<arg type='a{sv}' name='platform-data' direction='in'/>"
"</method>"
"<method name='CommandLine'>"
"<arg type='o' name='path' direction='in'/>"
"<arg type='aay' name='arguments' direction='in'/>"
"<arg type='a{sv}' name='platform-data' direction='in'/>"
"<arg type='i' name='exit-status' direction='out'/>"
"</method>"
"<property name='Busy' type='b' access='read'/>"
"</interface>"
"</node>";
static GDBusInterfaceInfo *org_gtk_Application;
static const gchar org_freedesktop_Application_xml[] =
"<node>"
"<interface name='org.freedesktop.Application'>"
"<method name='Activate'>"
"<arg type='a{sv}' name='platform-data' direction='in'/>"
"</method>"
"<method name='Open'>"
"<arg type='as' name='uris' direction='in'/>"
"<arg type='a{sv}' name='platform-data' direction='in'/>"
"</method>"
"<method name='ActivateAction'>"
"<arg type='s' name='action-name' direction='in'/>"
"<arg type='av' name='parameter' direction='in'/>"
"<arg type='a{sv}' name='platform-data' direction='in'/>"
"</method>"
"</interface>"
"</node>";
static GDBusInterfaceInfo *org_freedesktop_Application;
static const gchar org_gtk_private_CommandLine_xml[] =
"<node>"
"<interface name='org.gtk.private.CommandLine'>"
"<method name='Print'>"
"<arg type='s' name='message' direction='in'/>"
"</method>"
"<method name='PrintError'>"
"<arg type='s' name='message' direction='in'/>"
"</method>"
"</interface>"
"</node>";
static GDBusInterfaceInfo *org_gtk_private_CommandLine;
/* GApplication implementation {{{1 */
struct _GApplicationImpl
{
GDBusConnection *session_bus;
GActionGroup *exported_actions;
const gchar *bus_name;
guint name_lost_signal;
gchar *object_path;
guint object_id;
guint fdo_object_id;
guint actions_id;
gboolean properties_live;
gboolean primary;
gboolean busy;
gboolean registered;
GApplication *app;
};
static GApplicationCommandLine *
g_dbus_command_line_new (GDBusMethodInvocation *invocation);
static GVariant *
g_application_impl_get_property (GDBusConnection *connection,
const gchar *sender,
const gchar *object_path,
const gchar *interface_name,
const gchar *property_name,
GError **error,
gpointer user_data)
{
GApplicationImpl *impl = user_data;
if (strcmp (property_name, "Busy") == 0)
return g_variant_new_boolean (impl->busy);
g_assert_not_reached ();
return NULL;
}
static void
send_property_change (GApplicationImpl *impl)
{
GVariantBuilder builder;
g_variant_builder_init (&builder, G_VARIANT_TYPE_ARRAY);
g_variant_builder_add (&builder,
"{sv}",
"Busy", g_variant_new_boolean (impl->busy));
g_dbus_connection_emit_signal (impl->session_bus,
NULL,
impl->object_path,
"org.freedesktop.DBus.Properties",
"PropertiesChanged",
g_variant_new ("(sa{sv}as)",
"org.gtk.Application",
&builder,
NULL),
NULL);
}
static void
g_application_impl_method_call (GDBusConnection *connection,
const gchar *sender,
const gchar *object_path,
const gchar *interface_name,
const gchar *method_name,
GVariant *parameters,
GDBusMethodInvocation *invocation,
gpointer user_data)
{
GApplicationImpl *impl = user_data;
GApplicationClass *class;
class = G_APPLICATION_GET_CLASS (impl->app);
if (strcmp (method_name, "Activate") == 0)
{
GVariant *platform_data;
/* Completely the same for both freedesktop and gtk interfaces */
g_variant_get (parameters, "(@a{sv})", &platform_data);
class->before_emit (impl->app, platform_data);
g_signal_emit_by_name (impl->app, "activate");
class->after_emit (impl->app, platform_data);
g_variant_unref (platform_data);
g_dbus_method_invocation_return_value (invocation, NULL);
}
else if (strcmp (method_name, "Open") == 0)
{
GApplicationFlags flags;
GVariant *platform_data;
const gchar *hint;
GVariant *array;
GFile **files;
gint n, i;
flags = g_application_get_flags (impl->app);
if ((flags & G_APPLICATION_HANDLES_OPEN) == 0)
{
g_dbus_method_invocation_return_error (invocation, G_DBUS_ERROR, G_DBUS_ERROR_NOT_SUPPORTED, "Application does not open files");
return;
}
/* freedesktop interface has no hint parameter */
if (g_str_equal (interface_name, "org.freedesktop.Application"))
{
g_variant_get (parameters, "(@as@a{sv})", &array, &platform_data);
hint = "";
}
else
g_variant_get (parameters, "(@as&s@a{sv})", &array, &hint, &platform_data);
n = g_variant_n_children (array);
files = g_new (GFile *, n + 1);
for (i = 0; i < n; i++)
{
const gchar *uri;
g_variant_get_child (array, i, "&s", &uri);
files[i] = g_file_new_for_uri (uri);
}
g_variant_unref (array);
files[n] = NULL;
class->before_emit (impl->app, platform_data);
g_signal_emit_by_name (impl->app, "open", files, n, hint);
class->after_emit (impl->app, platform_data);
g_variant_unref (platform_data);
for (i = 0; i < n; i++)
g_object_unref (files[i]);
g_free (files);
g_dbus_method_invocation_return_value (invocation, NULL);
}
else if (strcmp (method_name, "CommandLine") == 0)
{
GApplicationFlags flags;
GApplicationCommandLine *cmdline;
GVariant *platform_data;
int status;
flags = g_application_get_flags (impl->app);
if ((flags & G_APPLICATION_HANDLES_COMMAND_LINE) == 0)
{
g_dbus_method_invocation_return_error (invocation, G_DBUS_ERROR, G_DBUS_ERROR_NOT_SUPPORTED,
"Application does not handle command line arguments");
return;
}
/* Only on the GtkApplication interface */
cmdline = g_dbus_command_line_new (invocation);
platform_data = g_variant_get_child_value (parameters, 2);
class->before_emit (impl->app, platform_data);
g_signal_emit_by_name (impl->app, "command-line", cmdline, &status);
g_application_command_line_set_exit_status (cmdline, status);
class->after_emit (impl->app, platform_data);
g_variant_unref (platform_data);
g_object_unref (cmdline);
}
else if (g_str_equal (method_name, "ActivateAction"))
{
GVariant *parameter = NULL;
GVariant *platform_data;
GVariantIter *iter;
const gchar *name;
/* Only on the freedesktop interface */
g_variant_get (parameters, "(&sav@a{sv})", &name, &iter, &platform_data);
g_variant_iter_next (iter, "v", &parameter);
g_variant_iter_free (iter);
class->before_emit (impl->app, platform_data);
g_action_group_activate_action (impl->exported_actions, name, parameter);
class->after_emit (impl->app, platform_data);
if (parameter)
g_variant_unref (parameter);
g_variant_unref (platform_data);
g_dbus_method_invocation_return_value (invocation, NULL);
}
else
g_assert_not_reached ();
}
static gchar *
application_path_from_appid (const gchar *appid)
{
gchar *appid_path, *iter;
if (appid == NULL)
/* this is a private implementation detail */
return g_strdup ("/org/gtk/Application/anonymous");
appid_path = g_strconcat ("/", appid, NULL);
for (iter = appid_path; *iter; iter++)
{
if (*iter == '.')
*iter = '/';
if (*iter == '-')
*iter = '_';
}
return appid_path;
}
static void g_application_impl_stop_primary (GApplicationImpl *impl);
static void
name_lost (GDBusConnection *bus,
const char *sender_name,
const char *object_path,
const char *interface_name,
const char *signal_name,
GVariant *parameters,
gpointer user_data)
{
GApplicationImpl *impl = user_data;
gboolean handled;
impl->primary = FALSE;
g_application_impl_stop_primary (impl);
g_signal_emit_by_name (impl->app, "name-lost", &handled);
}
/* Attempt to become the primary instance.
*
* Returns %TRUE if everything went OK, regardless of if we became the
* primary instance or not. %FALSE is reserved for when something went
* seriously wrong (and @error will be set too, in that case).
*
* After a %TRUE return, impl->primary will be TRUE if we were
* successful.
*/
static gboolean
g_application_impl_attempt_primary (GApplicationImpl *impl,
GCancellable *cancellable,
GError **error)
{
const static GDBusInterfaceVTable vtable = {
g_application_impl_method_call,
g_application_impl_get_property,
NULL /* set_property */
};
GApplicationClass *app_class = G_APPLICATION_GET_CLASS (impl->app);
GBusNameOwnerFlags name_owner_flags;
GApplicationFlags app_flags;
GVariant *reply;
guint32 rval;
if (org_gtk_Application == NULL)
{
GError *error = NULL;
GDBusNodeInfo *info;
info = g_dbus_node_info_new_for_xml (org_gtk_Application_xml, &error);
if G_UNLIKELY (info == NULL)
g_error ("%s", error->message);
org_gtk_Application = g_dbus_node_info_lookup_interface (info, "org.gtk.Application");
g_assert (org_gtk_Application != NULL);
g_dbus_interface_info_ref (org_gtk_Application);
g_dbus_node_info_unref (info);
info = g_dbus_node_info_new_for_xml (org_freedesktop_Application_xml, &error);
if G_UNLIKELY (info == NULL)
g_error ("%s", error->message);
org_freedesktop_Application = g_dbus_node_info_lookup_interface (info, "org.freedesktop.Application");
g_assert (org_freedesktop_Application != NULL);
g_dbus_interface_info_ref (org_freedesktop_Application);
g_dbus_node_info_unref (info);
}
/* We could possibly have been D-Bus activated as a result of incoming
* requests on either the application or actiongroup interfaces.
* Because of how GDBus dispatches messages, we need to ensure that
* both of those things are registered before we attempt to request
* our name.
*
* The action group need not be populated yet, as long as it happens
* before we return to the mainloop. The reason for that is because
* GDBus does the check to make sure the object exists from the worker
* thread but doesn't actually dispatch the action invocation until we
* hit the mainloop in this thread. There is also no danger of
* receiving 'activate' or 'open' signals until after 'startup' runs,
* for the same reason.
*/
impl->object_id = g_dbus_connection_register_object (impl->session_bus, impl->object_path,
org_gtk_Application, &vtable, impl, NULL, error);
if (impl->object_id == 0)
return FALSE;
impl->fdo_object_id = g_dbus_connection_register_object (impl->session_bus, impl->object_path,
org_freedesktop_Application, &vtable, impl, NULL, error);
if (impl->fdo_object_id == 0)
return FALSE;
impl->actions_id = g_dbus_connection_export_action_group (impl->session_bus, impl->object_path,
impl->exported_actions, error);
if (impl->actions_id == 0)
return FALSE;
impl->registered = TRUE;
if (!app_class->dbus_register (impl->app,
impl->session_bus,
impl->object_path,
error))
return FALSE;
if (impl->bus_name == NULL)
{
/* If this is a non-unique application then it is sufficient to
* have our object paths registered. We can return now.
*
* Note: non-unique applications always act as primary-instance.
*/
impl->primary = TRUE;
return TRUE;
}
/* If this is a unique application then we need to attempt to own
* the well-known name and fall back to remote mode (!is_primary)
* in the case that we can't do that.
*/
name_owner_flags = G_BUS_NAME_OWNER_FLAGS_DO_NOT_QUEUE;
app_flags = g_application_get_flags (impl->app);
if (app_flags & G_APPLICATION_ALLOW_REPLACEMENT)
{
impl->name_lost_signal = g_dbus_connection_signal_subscribe (impl->session_bus,
"org.freedesktop.DBus",
"org.freedesktop.DBus",
"NameLost",
"/org/freedesktop/DBus",
impl->bus_name,
G_DBUS_SIGNAL_FLAGS_NONE,
name_lost,
impl,
NULL);
name_owner_flags |= G_BUS_NAME_OWNER_FLAGS_ALLOW_REPLACEMENT;
}
if (app_flags & G_APPLICATION_REPLACE)
name_owner_flags |= G_BUS_NAME_OWNER_FLAGS_REPLACE;
reply = g_dbus_connection_call_sync (impl->session_bus,
"org.freedesktop.DBus",
"/org/freedesktop/DBus",
"org.freedesktop.DBus",
"RequestName",
g_variant_new ("(su)", impl->bus_name, name_owner_flags),
G_VARIANT_TYPE ("(u)"),
0, -1, cancellable, error);
if (reply == NULL)
return FALSE;
g_variant_get (reply, "(u)", &rval);
g_variant_unref (reply);
/* DBUS_REQUEST_NAME_REPLY_EXISTS: 3 */
impl->primary = (rval != 3);
if (!impl->primary && impl->name_lost_signal)
{
g_dbus_connection_signal_unsubscribe (impl->session_bus, impl->name_lost_signal);
impl->name_lost_signal = 0;
}
return TRUE;
}
/* Stop doing the things that the primary instance does.
*
* This should be called if attempting to become the primary instance
* failed (in order to clean up any partial success) and should also
* be called when freeing the GApplication.
*
* It is safe to call this multiple times.
*/
static void
g_application_impl_stop_primary (GApplicationImpl *impl)
{
GApplicationClass *app_class = G_APPLICATION_GET_CLASS (impl->app);
if (impl->registered)
{
app_class->dbus_unregister (impl->app,
impl->session_bus,
impl->object_path);
impl->registered = FALSE;
}
if (impl->object_id)
{
g_dbus_connection_unregister_object (impl->session_bus, impl->object_id);
impl->object_id = 0;
}
if (impl->fdo_object_id)
{
g_dbus_connection_unregister_object (impl->session_bus, impl->fdo_object_id);
impl->fdo_object_id = 0;
}
if (impl->actions_id)
{
g_dbus_connection_unexport_action_group (impl->session_bus, impl->actions_id);
impl->actions_id = 0;
}
if (impl->name_lost_signal)
{
g_dbus_connection_signal_unsubscribe (impl->session_bus, impl->name_lost_signal);
impl->name_lost_signal = 0;
}
if (impl->primary && impl->bus_name)
{
g_dbus_connection_call (impl->session_bus, "org.freedesktop.DBus",
"/org/freedesktop/DBus", "org.freedesktop.DBus",
"ReleaseName", g_variant_new ("(s)", impl->bus_name),
NULL, G_DBUS_CALL_FLAGS_NONE, -1, NULL, NULL, NULL);
impl->primary = FALSE;
}
}
void
g_application_impl_set_busy_state (GApplicationImpl *impl,
gboolean busy)
{
if (impl->busy != busy)
{
impl->busy = busy;
send_property_change (impl);
}
}
void
g_application_impl_destroy (GApplicationImpl *impl)
{
g_application_impl_stop_primary (impl);
if (impl->session_bus)
g_object_unref (impl->session_bus);
g_free (impl->object_path);
g_slice_free (GApplicationImpl, impl);
}
GApplicationImpl *
g_application_impl_register (GApplication *application,
const gchar *appid,
GApplicationFlags flags,
GActionGroup *exported_actions,
GRemoteActionGroup **remote_actions,
GCancellable *cancellable,
GError **error)
{
GDBusActionGroup *actions;
GApplicationImpl *impl;
g_assert ((flags & G_APPLICATION_NON_UNIQUE) || appid != NULL);
impl = g_slice_new0 (GApplicationImpl);
impl->app = application;
impl->exported_actions = exported_actions;
/* non-unique applications do not attempt to acquire a bus name */
if (~flags & G_APPLICATION_NON_UNIQUE)
impl->bus_name = appid;
impl->session_bus = g_bus_get_sync (G_BUS_TYPE_SESSION, cancellable, NULL);
if (impl->session_bus == NULL)
{
/* If we can't connect to the session bus, proceed as a normal
* non-unique application.
*/
*remote_actions = NULL;
return impl;
}
impl->object_path = application_path_from_appid (appid);
/* Only try to be the primary instance if
* G_APPLICATION_IS_LAUNCHER was not specified.
*/
if (~flags & G_APPLICATION_IS_LAUNCHER)
{
if (!g_application_impl_attempt_primary (impl, cancellable, error))
{
g_application_impl_destroy (impl);
return NULL;
}
if (impl->primary)
return impl;
/* We didn't make it. Drop our service-side stuff. */
g_application_impl_stop_primary (impl);
if (flags & G_APPLICATION_IS_SERVICE)
{
g_set_error (error, G_DBUS_ERROR, G_DBUS_ERROR_FAILED,
"Unable to acquire bus name '%s'", appid);
g_application_impl_destroy (impl);
return NULL;
}
}
/* We are non-primary. Try to get the primary's list of actions.
* This also serves as a mechanism to ensure that the primary exists
* (ie: DBus service files installed correctly, etc).
*/
actions = g_dbus_action_group_get (impl->session_bus, impl->bus_name, impl->object_path);
if (!g_dbus_action_group_sync (actions, cancellable, error))
{
/* The primary appears not to exist. Fail the registration. */
g_application_impl_destroy (impl);
g_object_unref (actions);
return NULL;
}
*remote_actions = G_REMOTE_ACTION_GROUP (actions);
return impl;
}
void
g_application_impl_activate (GApplicationImpl *impl,
GVariant *platform_data)
{
g_dbus_connection_call (impl->session_bus,
impl->bus_name,
impl->object_path,
"org.gtk.Application",
"Activate",
g_variant_new ("(@a{sv})", platform_data),
NULL, 0, -1, NULL, NULL, NULL);
}
void
g_application_impl_open (GApplicationImpl *impl,
GFile **files,
gint n_files,
const gchar *hint,
GVariant *platform_data)
{
GVariantBuilder builder;
gint i;
g_variant_builder_init (&builder, G_VARIANT_TYPE ("(assa{sv})"));
g_variant_builder_open (&builder, G_VARIANT_TYPE_STRING_ARRAY);
for (i = 0; i < n_files; i++)
{
gchar *uri = g_file_get_uri (files[i]);
g_variant_builder_add (&builder, "s", uri);
g_free (uri);
}
g_variant_builder_close (&builder);
g_variant_builder_add (&builder, "s", hint);
g_variant_builder_add_value (&builder, platform_data);
g_dbus_connection_call (impl->session_bus,
impl->bus_name,
impl->object_path,
"org.gtk.Application",
"Open",
g_variant_builder_end (&builder),
NULL, 0, -1, NULL, NULL, NULL);
}
static void
g_application_impl_cmdline_method_call (GDBusConnection *connection,
const gchar *sender,
const gchar *object_path,
const gchar *interface_name,
const gchar *method_name,
GVariant *parameters,
GDBusMethodInvocation *invocation,
gpointer user_data)
{
const gchar *message;
g_variant_get_child (parameters, 0, "&s", &message);
if (strcmp (method_name, "Print") == 0)
g_print ("%s", message);
else if (strcmp (method_name, "PrintError") == 0)
g_printerr ("%s", message);
else
g_assert_not_reached ();
g_dbus_method_invocation_return_value (invocation, NULL);
}
typedef struct
{
GMainLoop *loop;
int status;
} CommandLineData;
static void
g_application_impl_cmdline_done (GObject *source,
GAsyncResult *result,
gpointer user_data)
{
CommandLineData *data = user_data;
GError *error = NULL;
GVariant *reply;
#ifdef G_OS_UNIX
reply = g_dbus_connection_call_with_unix_fd_list_finish (G_DBUS_CONNECTION (source), NULL, result, &error);
#else
reply = g_dbus_connection_call_finish (G_DBUS_CONNECTION (source), result, &error);
#endif
if (reply != NULL)
{
g_variant_get (reply, "(i)", &data->status);
g_variant_unref (reply);
}
else
{
g_printerr ("%s\n", error->message);
g_error_free (error);
data->status = 1;
}
g_main_loop_quit (data->loop);
}
int
g_application_impl_command_line (GApplicationImpl *impl,
const gchar * const *arguments,
GVariant *platform_data)
{
const static GDBusInterfaceVTable vtable = {
g_application_impl_cmdline_method_call
};
const gchar *object_path = "/org/gtk/Application/CommandLine";
GMainContext *context;
CommandLineData data;
guint object_id G_GNUC_UNUSED /* when compiling with G_DISABLE_ASSERT */;
context = g_main_context_new ();
data.loop = g_main_loop_new (context, FALSE);
g_main_context_push_thread_default (context);
if (org_gtk_private_CommandLine == NULL)
{
GError *error = NULL;
GDBusNodeInfo *info;
info = g_dbus_node_info_new_for_xml (org_gtk_private_CommandLine_xml, &error);
if G_UNLIKELY (info == NULL)
g_error ("%s", error->message);
org_gtk_private_CommandLine = g_dbus_node_info_lookup_interface (info, "org.gtk.private.CommandLine");
g_assert (org_gtk_private_CommandLine != NULL);
g_dbus_interface_info_ref (org_gtk_private_CommandLine);
g_dbus_node_info_unref (info);
}
object_id = g_dbus_connection_register_object (impl->session_bus, object_path,
org_gtk_private_CommandLine,
&vtable, &data, NULL, NULL);
/* In theory we should try other paths... */
g_assert (object_id != 0);
#ifdef G_OS_UNIX
{
GError *error = NULL;
GUnixFDList *fd_list;
/* send along the stdin in case
* g_application_command_line_get_stdin_data() is called
*/
fd_list = g_unix_fd_list_new ();
g_unix_fd_list_append (fd_list, 0, &error);
g_assert_no_error (error);
g_dbus_connection_call_with_unix_fd_list (impl->session_bus, impl->bus_name, impl->object_path,
"org.gtk.Application", "CommandLine",
g_variant_new ("(o^aay@a{sv})", object_path, arguments, platform_data),
G_VARIANT_TYPE ("(i)"), 0, G_MAXINT, fd_list, NULL,
g_application_impl_cmdline_done, &data);
g_object_unref (fd_list);
}
#else
g_dbus_connection_call (impl->session_bus, impl->bus_name, impl->object_path,
"org.gtk.Application", "CommandLine",
g_variant_new ("(o^aay@a{sv})", object_path, arguments, platform_data),
G_VARIANT_TYPE ("(i)"), 0, G_MAXINT, NULL,
g_application_impl_cmdline_done, &data);
#endif
g_main_loop_run (data.loop);
g_main_context_pop_thread_default (context);
g_main_context_unref (context);
g_main_loop_unref (data.loop);
return data.status;
}
void
g_application_impl_flush (GApplicationImpl *impl)
{
if (impl->session_bus)
g_dbus_connection_flush_sync (impl->session_bus, NULL, NULL);
}
GDBusConnection *
g_application_impl_get_dbus_connection (GApplicationImpl *impl)
{
return impl->session_bus;
}
const gchar *
g_application_impl_get_dbus_object_path (GApplicationImpl *impl)
{
return impl->object_path;
}
/* GDBusCommandLine implementation {{{1 */
typedef GApplicationCommandLineClass GDBusCommandLineClass;
static GType g_dbus_command_line_get_type (void);
typedef struct
{
GApplicationCommandLine parent_instance;
GDBusMethodInvocation *invocation;
GDBusConnection *connection;
const gchar *bus_name;
const gchar *object_path;
} GDBusCommandLine;
G_DEFINE_TYPE (GDBusCommandLine,
g_dbus_command_line,
G_TYPE_APPLICATION_COMMAND_LINE)
static void
g_dbus_command_line_print_literal (GApplicationCommandLine *cmdline,
const gchar *message)
{
GDBusCommandLine *gdbcl = (GDBusCommandLine *) cmdline;
g_dbus_connection_call (gdbcl->connection,
gdbcl->bus_name,
gdbcl->object_path,
"org.gtk.private.CommandLine", "Print",
g_variant_new ("(s)", message),
NULL, 0, -1, NULL, NULL, NULL);
}
static void
g_dbus_command_line_printerr_literal (GApplicationCommandLine *cmdline,
const gchar *message)
{
GDBusCommandLine *gdbcl = (GDBusCommandLine *) cmdline;
g_dbus_connection_call (gdbcl->connection,
gdbcl->bus_name,
gdbcl->object_path,
"org.gtk.private.CommandLine", "PrintError",
g_variant_new ("(s)", message),
NULL, 0, -1, NULL, NULL, NULL);
}
static GInputStream *
g_dbus_command_line_get_stdin (GApplicationCommandLine *cmdline)
{
#ifdef G_OS_UNIX
GDBusCommandLine *gdbcl = (GDBusCommandLine *) cmdline;
GInputStream *result = NULL;
GDBusMessage *message;
GUnixFDList *fd_list;
message = g_dbus_method_invocation_get_message (gdbcl->invocation);
fd_list = g_dbus_message_get_unix_fd_list (message);
if (fd_list && g_unix_fd_list_get_length (fd_list))
{
gint *fds, n_fds, i;
fds = g_unix_fd_list_steal_fds (fd_list, &n_fds);
result = g_unix_input_stream_new (fds[0], TRUE);
for (i = 1; i < n_fds; i++)
(void) g_close (fds[i], NULL);
g_free (fds);
}
return result;
#else
return NULL;
#endif
}
static void
g_dbus_command_line_finalize (GObject *object)
{
GApplicationCommandLine *cmdline = G_APPLICATION_COMMAND_LINE (object);
GDBusCommandLine *gdbcl = (GDBusCommandLine *) object;
gint status;
status = g_application_command_line_get_exit_status (cmdline);
g_dbus_method_invocation_return_value (gdbcl->invocation,
g_variant_new ("(i)", status));
g_object_unref (gdbcl->invocation);
G_OBJECT_CLASS (g_dbus_command_line_parent_class)
->finalize (object);
}
static void
g_dbus_command_line_init (GDBusCommandLine *gdbcl)
{
}
static void
g_dbus_command_line_class_init (GApplicationCommandLineClass *class)
{
GObjectClass *object_class = G_OBJECT_CLASS (class);
object_class->finalize = g_dbus_command_line_finalize;
class->printerr_literal = g_dbus_command_line_printerr_literal;
class->print_literal = g_dbus_command_line_print_literal;
class->get_stdin = g_dbus_command_line_get_stdin;
}
static GApplicationCommandLine *
g_dbus_command_line_new (GDBusMethodInvocation *invocation)
{
GDBusCommandLine *gdbcl;
GVariant *args;
GVariant *arguments, *platform_data;
args = g_dbus_method_invocation_get_parameters (invocation);
arguments = g_variant_get_child_value (args, 1);
platform_data = g_variant_get_child_value (args, 2);
gdbcl = g_object_new (g_dbus_command_line_get_type (),
"arguments", arguments,
"platform-data", platform_data,
NULL);
g_variant_unref (arguments);
g_variant_unref (platform_data);
gdbcl->connection = g_dbus_method_invocation_get_connection (invocation);
gdbcl->bus_name = g_dbus_method_invocation_get_sender (invocation);
g_variant_get_child (args, 0, "&o", &gdbcl->object_path);
gdbcl->invocation = g_object_ref (invocation);
return G_APPLICATION_COMMAND_LINE (gdbcl);
}
/* Epilogue {{{1 */
/* vim:set foldmethod=marker: */
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