dbus/bus driver.c,1.49,1.50 dispatch.c,1.57,1.58
Olivier Andrieu
oandrieu at pdx.freedesktop.org
Mon Jun 28 14:55:17 PDT 2004
Update of /cvs/dbus/dbus/bus
In directory pdx:/tmp/cvs-serv25177/bus
Modified Files:
driver.c dispatch.c
Log Message:
* bus/driver.c (bus_driver_handle_get_connection_unix_user)
* dbus/bus.c (dbus_bus_get_unix_user)
* doc/dbus-specification.xml: implement GetConnectionUnixUser
method of org.freedesktop.DBus interface.
* bus/dispatch.c: test case
Index: driver.c
===================================================================
RCS file: /cvs/dbus/dbus/bus/driver.c,v
retrieving revision 1.49
retrieving revision 1.50
diff -u -d -r1.49 -r1.50
--- driver.c 9 Jun 2004 18:15:09 -0000 1.49
+++ driver.c 28 Jun 2004 21:55:14 -0000 1.50
@@ -830,6 +830,83 @@
}
static dbus_bool_t
+bus_driver_handle_get_connection_unix_user (DBusConnection *connection,
+ BusTransaction *transaction,
+ DBusMessage *message,
+ DBusError *error)
+{
+ char *service;
+ DBusString str;
+ BusRegistry *registry;
+ BusService *serv;
+ DBusConnection *conn;
+ DBusMessage *reply;
+ unsigned long uid;
+ const char *base_name;
+
+ _DBUS_ASSERT_ERROR_IS_CLEAR (error);
+
+ registry = bus_connection_get_registry (connection);
+
+ service = NULL;
+ reply = NULL;
+
+ if (! dbus_message_get_args (message, error,
+ DBUS_TYPE_STRING, &service,
+ DBUS_TYPE_INVALID))
+ goto failed;
+
+ _dbus_verbose ("asked for UID of connection %s\n", service);
+
+ _dbus_string_init_const (&str, service);
+ serv = bus_registry_lookup (registry, &str);
+ if (serv == NULL)
+ {
+ dbus_set_error (error,
+ DBUS_ERROR_SERVICE_HAS_NO_OWNER,
+ "Could not get owner of service '%s': no such service", service);
+ goto failed;
+ }
+
+ conn = bus_service_get_primary_owner (serv);
+
+ reply = dbus_message_new_method_return (message);
+ if (reply == NULL)
+ goto oom;
+
+ if (!dbus_connection_get_unix_user (conn, &uid))
+ {
+ dbus_set_error (error,
+ DBUS_ERROR_FAILED,
+ "Could not determine UID for '%s'", service);
+ goto failed;
+ }
+
+ if (! dbus_message_append_args (reply,
+ DBUS_TYPE_UINT32, (dbus_uint32_t) uid,
+ DBUS_TYPE_INVALID))
+ goto oom;
+
+ if (! bus_transaction_send_from_driver (transaction, connection, reply))
+ goto oom;
+
+ dbus_message_unref (reply);
+ dbus_free (service);
+
+ return TRUE;
+
+ oom:
+ BUS_SET_OOM (error);
+
+ failed:
+ _DBUS_ASSERT_ERROR_IS_SET (error);
+ if (reply)
+ dbus_message_unref (reply);
+ dbus_free (service);
+ return FALSE;
+}
+
+static dbus_bool_t
bus_driver_handle_reload_config (DBusConnection *connection,
BusTransaction *transaction,
DBusMessage *message,
@@ -875,6 +952,7 @@
{ "AddMatch", bus_driver_handle_add_match },
{ "RemoveMatch", bus_driver_handle_remove_match },
{ "GetServiceOwner", bus_driver_handle_get_service_owner },
+ { "GetConnectionUnixUser", bus_driver_handle_get_connection_unix_user },
{ "ReloadConfig", bus_driver_handle_reload_config }
};
Index: dispatch.c
===================================================================
RCS file: /cvs/dbus/dbus/bus/dispatch.c,v
retrieving revision 1.57
retrieving revision 1.58
diff -u -d -r1.57 -r1.58
--- dispatch.c 16 Mar 2004 18:00:34 -0000 1.57
+++ dispatch.c 28 Jun 2004 21:55:15 -0000 1.58
@@ -924,6 +924,142 @@
* but the correct thing may include OOM errors.
*/
static dbus_bool_t
+check_get_connection_unix_user (BusContext *context,
+ DBusConnection *connection)
+{
+ DBusMessage *message;
+ dbus_uint32_t serial;
+ dbus_bool_t retval;
+ DBusError error;
+ const char *base_service_name;
+ dbus_uint32_t uid;
+
+ retval = FALSE;
+ dbus_error_init (&error);
+ message = NULL;
+
+ _dbus_verbose ("check_get_connection_unix_user for %p\n", connection);
+
+ message = dbus_message_new_method_call (DBUS_SERVICE_ORG_FREEDESKTOP_DBUS,
+ DBUS_PATH_ORG_FREEDESKTOP_DBUS,
+ DBUS_INTERFACE_ORG_FREEDESKTOP_DBUS,
+ "GetConnectionUnixUser");
+
+ if (message == NULL)
+ return TRUE;
+
+ base_service_name = dbus_bus_get_base_service (connection);
+
+ if (!dbus_message_append_args (message,
+ DBUS_TYPE_STRING, base_service_name,
+ DBUS_TYPE_INVALID))
+ {
+ dbus_message_unref (message);
+ return TRUE;
+ }
+
+ if (!dbus_connection_send (connection, message, &serial))
+ {
+ dbus_message_unref (message);
+ return TRUE;
+ }
+
+ /* send our message */
+ bus_test_run_clients_loop (TRUE);
+
+ dbus_message_unref (message);
+ message = NULL;
+
+ dbus_connection_ref (connection); /* because we may get disconnected */
+ block_connection_until_message_from_bus (context, connection);
+
+ if (!dbus_connection_get_is_connected (connection))
+ {
+ _dbus_verbose ("connection was disconnected\n");
+
+ dbus_connection_unref (connection);
+
+ return TRUE;
+ }
+
+ dbus_connection_unref (connection);
+
+ message = pop_message_waiting_for_memory (connection);
+ if (message == NULL)
+ {
+ _dbus_warn ("Did not receive a reply to %s %d on %p\n",
+ "GetConnectionUnixUser", serial, connection);
+ goto out;
+ }
+
+ verbose_message_received (connection, message);
+
+ if (dbus_message_get_type (message) == DBUS_MESSAGE_TYPE_ERROR)
+ {
+ if (dbus_message_is_error (message, DBUS_ERROR_NO_MEMORY))
+ {
+ ; /* good, this is a valid response */
+ }
+ else
+ {
+ warn_unexpected (connection, message, "not this error");
+
+ goto out;
+ }
+ }
+ else
+ {
+ if (dbus_message_get_type (message) == DBUS_MESSAGE_TYPE_METHOD_RETURN)
+ {
+ ; /* good, expected */
+ }
+ else
+ {
+ warn_unexpected (connection, message,
+ "method_return for GetConnectionUnixUser");
+
+ goto out;
+ }
+
+ retry_get_property:
+
+ if (!dbus_message_get_args (message, &error,
+ DBUS_TYPE_UINT32, &uid,
+ DBUS_TYPE_INVALID))
+ {
+ if (dbus_error_has_name (&error, DBUS_ERROR_NO_MEMORY))
+ {
+ _dbus_verbose ("no memory to get uid by GetProperty\n");
+ dbus_error_free (&error);
+ _dbus_wait_for_memory ();
+ goto retry_get_property;
+ }
+ else
+ {
+ _dbus_assert (dbus_error_is_set (&error));
+ _dbus_warn ("Did not get the expected DBUS_TYPE_UINT32 from GetProperty\n");
+ goto out;
+ }
+ }
+ }
+
+ if (!check_no_leftovers (context))
+ goto out;
+
+ retval = TRUE;
+
+ out:
+ dbus_error_free (&error);
+
+ if (message)
+ dbus_message_unref (message);
+
+ return retval;
+}
+/* returns TRUE if the correct thing happens,
+ * but the correct thing may include OOM errors.
+ */
+static dbus_bool_t
check_add_match_all (BusContext *context,
DBusConnection *connection)
{
More information about the dbus-commit
mailing list