diff options
Diffstat (limited to 'meta-security/recipes-core/dbus-cynara/dbus-cynara/0007-Add-own-rule-result-unavailability-handling.patch')
| -rw-r--r-- | meta-security/recipes-core/dbus-cynara/dbus-cynara/0007-Add-own-rule-result-unavailability-handling.patch | 1142 |
1 files changed, 1142 insertions, 0 deletions
diff --git a/meta-security/recipes-core/dbus-cynara/dbus-cynara/0007-Add-own-rule-result-unavailability-handling.patch b/meta-security/recipes-core/dbus-cynara/dbus-cynara/0007-Add-own-rule-result-unavailability-handling.patch new file mode 100644 index 000000000..e1b1e62f1 --- /dev/null +++ b/meta-security/recipes-core/dbus-cynara/dbus-cynara/0007-Add-own-rule-result-unavailability-handling.patch @@ -0,0 +1,1142 @@ +From 35ef89cd6777ea2430077fc621d21bd01df92349 Mon Sep 17 00:00:00 2001 +From: Jacek Bukarewicz <j.bukarewicz@samsung.com> +Date: Thu, 27 Nov 2014 11:26:21 +0100 +Subject: [PATCH 7/8] Add own rule result unavailability handling + +Own rule result unavailability is handled like send rules - dispatching +messages from the sender is blocked and resumed when result becomes +available. + +Handler of "RequestName" method needs to return BUS_RESULT_LATER when +policy result is not known therefore its return type is modified. +Since bus message handlers are put into function pointer array other +message handler function singatures are also affected. + +Change-Id: I4c2cbd4585e41fccd8a30f825a8f0d342ab56755 +--- + bus/dispatch.c | 11 ++- + bus/driver.c | 227 ++++++++++++++++++++++++++++++--------------------------- + bus/driver.h | 2 +- + bus/policy.c | 51 ++++++++++--- + bus/policy.h | 6 +- + bus/services.c | 26 +++++-- + bus/services.h | 3 +- + bus/stats.c | 16 ++-- + 8 files changed, 204 insertions(+), 138 deletions(-) + +diff --git a/bus/dispatch.c b/bus/dispatch.c +index 9972e76..d3b970f 100644 +--- a/bus/dispatch.c ++++ b/bus/dispatch.c +@@ -404,8 +404,17 @@ bus_dispatch (DBusConnection *connection, + } + + _dbus_verbose ("Giving message to %s\n", DBUS_SERVICE_DBUS); +- if (!bus_driver_handle_message (connection, transaction, message, &error)) ++ res = bus_driver_handle_message (connection, transaction, message, &error); ++ if (res == BUS_RESULT_FALSE) + goto out; ++ else if (res == BUS_RESULT_LATER) ++ { ++ /* connection has been disabled in message handler */ ++ bus_transaction_cancel_and_free (transaction); ++ transaction = NULL; ++ result = DBUS_HANDLER_RESULT_LATER; ++ goto out; ++ } + } + else if (!bus_connection_is_active (connection)) /* clients must talk to bus driver first */ + { +diff --git a/bus/driver.c b/bus/driver.c +index 2fb1385..9708f49 100644 +--- a/bus/driver.c ++++ b/bus/driver.c +@@ -297,7 +297,7 @@ create_unique_client_name (BusRegistry *registry, + return TRUE; + } + +-static dbus_bool_t ++static BusResult + bus_driver_handle_hello (DBusConnection *connection, + BusTransaction *transaction, + DBusMessage *message, +@@ -305,7 +305,7 @@ bus_driver_handle_hello (DBusConnection *connection, + { + DBusString unique_name; + BusService *service; +- dbus_bool_t retval; ++ BusResult retval; + BusRegistry *registry; + BusConnections *connections; + +@@ -316,7 +316,7 @@ bus_driver_handle_hello (DBusConnection *connection, + /* We already handled an Hello message for this connection. */ + dbus_set_error (error, DBUS_ERROR_FAILED, + "Already handled an Hello message"); +- return FALSE; ++ return BUS_RESULT_FALSE; + } + + /* Note that when these limits are exceeded we don't disconnect the +@@ -330,16 +330,16 @@ bus_driver_handle_hello (DBusConnection *connection, + error)) + { + _DBUS_ASSERT_ERROR_IS_SET (error); +- return FALSE; ++ return BUS_RESULT_FALSE; + } + + if (!_dbus_string_init (&unique_name)) + { + BUS_SET_OOM (error); +- return FALSE; ++ return BUS_RESULT_FALSE; + } + +- retval = FALSE; ++ retval = BUS_RESULT_FALSE; + + registry = bus_connection_get_registry (connection); + +@@ -372,7 +372,7 @@ bus_driver_handle_hello (DBusConnection *connection, + goto out_0; + + _dbus_assert (bus_connection_is_active (connection)); +- retval = TRUE; ++ retval = BUS_RESULT_TRUE; + + out_0: + _dbus_string_free (&unique_name); +@@ -424,7 +424,7 @@ bus_driver_send_welcome_message (DBusConnection *connection, + } + } + +-static dbus_bool_t ++static BusResult + bus_driver_handle_list_services (DBusConnection *connection, + BusTransaction *transaction, + DBusMessage *message, +@@ -446,14 +446,14 @@ bus_driver_handle_list_services (DBusConnection *connection, + if (reply == NULL) + { + BUS_SET_OOM (error); +- return FALSE; ++ return BUS_RESULT_FALSE; + } + + if (!bus_registry_list_services (registry, &services, &len)) + { + dbus_message_unref (reply); + BUS_SET_OOM (error); +- return FALSE; ++ return BUS_RESULT_FALSE; + } + + dbus_message_iter_init_append (reply, &iter); +@@ -465,7 +465,7 @@ bus_driver_handle_list_services (DBusConnection *connection, + dbus_free_string_array (services); + dbus_message_unref (reply); + BUS_SET_OOM (error); +- return FALSE; ++ return BUS_RESULT_FALSE; + } + + { +@@ -477,7 +477,7 @@ bus_driver_handle_list_services (DBusConnection *connection, + dbus_free_string_array (services); + dbus_message_unref (reply); + BUS_SET_OOM (error); +- return FALSE; ++ return BUS_RESULT_FALSE; + } + } + +@@ -490,7 +490,7 @@ bus_driver_handle_list_services (DBusConnection *connection, + dbus_free_string_array (services); + dbus_message_unref (reply); + BUS_SET_OOM (error); +- return FALSE; ++ return BUS_RESULT_FALSE; + } + ++i; + } +@@ -501,23 +501,23 @@ bus_driver_handle_list_services (DBusConnection *connection, + { + dbus_message_unref (reply); + BUS_SET_OOM (error); +- return FALSE; ++ return BUS_RESULT_FALSE; + } + + if (!bus_transaction_send_from_driver (transaction, connection, reply)) + { + dbus_message_unref (reply); + BUS_SET_OOM (error); +- return FALSE; ++ return BUS_RESULT_FALSE; + } + else + { + dbus_message_unref (reply); +- return TRUE; ++ return BUS_RESULT_TRUE; + } + } + +-static dbus_bool_t ++static BusResult + bus_driver_handle_list_activatable_services (DBusConnection *connection, + BusTransaction *transaction, + DBusMessage *message, +@@ -539,14 +539,14 @@ bus_driver_handle_list_activatable_services (DBusConnection *connection, + if (reply == NULL) + { + BUS_SET_OOM (error); +- return FALSE; ++ return BUS_RESULT_FALSE; + } + + if (!bus_activation_list_services (activation, &services, &len)) + { + dbus_message_unref (reply); + BUS_SET_OOM (error); +- return FALSE; ++ return BUS_RESULT_FALSE; + } + + dbus_message_iter_init_append (reply, &iter); +@@ -558,7 +558,7 @@ bus_driver_handle_list_activatable_services (DBusConnection *connection, + dbus_free_string_array (services); + dbus_message_unref (reply); + BUS_SET_OOM (error); +- return FALSE; ++ return BUS_RESULT_FALSE; + } + + { +@@ -570,7 +570,7 @@ bus_driver_handle_list_activatable_services (DBusConnection *connection, + dbus_free_string_array (services); + dbus_message_unref (reply); + BUS_SET_OOM (error); +- return FALSE; ++ return BUS_RESULT_FALSE; + } + } + +@@ -583,7 +583,7 @@ bus_driver_handle_list_activatable_services (DBusConnection *connection, + dbus_free_string_array (services); + dbus_message_unref (reply); + BUS_SET_OOM (error); +- return FALSE; ++ return BUS_RESULT_FALSE; + } + ++i; + } +@@ -594,23 +594,23 @@ bus_driver_handle_list_activatable_services (DBusConnection *connection, + { + dbus_message_unref (reply); + BUS_SET_OOM (error); +- return FALSE; ++ return BUS_RESULT_FALSE; + } + + if (!bus_transaction_send_from_driver (transaction, connection, reply)) + { + dbus_message_unref (reply); + BUS_SET_OOM (error); +- return FALSE; ++ return BUS_RESULT_FALSE; + } + else + { + dbus_message_unref (reply); +- return TRUE; ++ return BUS_RESULT_TRUE; + } + } + +-static dbus_bool_t ++static BusResult + bus_driver_handle_acquire_service (DBusConnection *connection, + BusTransaction *transaction, + DBusMessage *message, +@@ -621,7 +621,8 @@ bus_driver_handle_acquire_service (DBusConnection *connection, + const char *name; + dbus_uint32_t service_reply; + dbus_uint32_t flags; +- dbus_bool_t retval; ++ BusResult retval; ++ BusResult res; + BusRegistry *registry; + + _DBUS_ASSERT_ERROR_IS_CLEAR (error); +@@ -632,20 +633,24 @@ bus_driver_handle_acquire_service (DBusConnection *connection, + DBUS_TYPE_STRING, &name, + DBUS_TYPE_UINT32, &flags, + DBUS_TYPE_INVALID)) +- return FALSE; ++ return BUS_RESULT_FALSE; + + _dbus_verbose ("Trying to own name %s with flags 0x%x\n", name, flags); + +- retval = FALSE; ++ retval = BUS_RESULT_FALSE; + reply = NULL; + + _dbus_string_init_const (&service_name, name); + +- if (!bus_registry_acquire_service (registry, connection, +- &service_name, flags, +- &service_reply, transaction, +- error)) +- goto out; ++ res = bus_registry_acquire_service (registry, connection, message, ++ &service_name, flags, ++ &service_reply, transaction, ++ error); ++ if (res != BUS_RESULT_TRUE) ++ { ++ retval = res; ++ goto out; ++ } + + reply = dbus_message_new_method_return (message); + if (reply == NULL) +@@ -666,7 +671,7 @@ bus_driver_handle_acquire_service (DBusConnection *connection, + goto out; + } + +- retval = TRUE; ++ retval = BUS_RESULT_TRUE; + + out: + if (reply) +@@ -674,7 +679,7 @@ bus_driver_handle_acquire_service (DBusConnection *connection, + return retval; + } + +-static dbus_bool_t ++static BusResult + bus_driver_handle_release_service (DBusConnection *connection, + BusTransaction *transaction, + DBusMessage *message, +@@ -684,7 +689,7 @@ bus_driver_handle_release_service (DBusConnection *connection, + DBusString service_name; + const char *name; + dbus_uint32_t service_reply; +- dbus_bool_t retval; ++ BusResult retval; + BusRegistry *registry; + + _DBUS_ASSERT_ERROR_IS_CLEAR (error); +@@ -694,11 +699,11 @@ bus_driver_handle_release_service (DBusConnection *connection, + if (!dbus_message_get_args (message, error, + DBUS_TYPE_STRING, &name, + DBUS_TYPE_INVALID)) +- return FALSE; ++ return BUS_RESULT_FALSE; + + _dbus_verbose ("Trying to release name %s\n", name); + +- retval = FALSE; ++ retval = BUS_RESULT_FALSE; + reply = NULL; + + _dbus_string_init_const (&service_name, name); +@@ -727,7 +732,7 @@ bus_driver_handle_release_service (DBusConnection *connection, + goto out; + } + +- retval = TRUE; ++ retval = BUS_RESULT_TRUE; + + out: + if (reply) +@@ -735,7 +740,7 @@ bus_driver_handle_release_service (DBusConnection *connection, + return retval; + } + +-static dbus_bool_t ++static BusResult + bus_driver_handle_service_exists (DBusConnection *connection, + BusTransaction *transaction, + DBusMessage *message, +@@ -746,7 +751,7 @@ bus_driver_handle_service_exists (DBusConnection *connection, + BusService *service; + dbus_bool_t service_exists; + const char *name; +- dbus_bool_t retval; ++ BusResult retval; + BusRegistry *registry; + + _DBUS_ASSERT_ERROR_IS_CLEAR (error); +@@ -756,9 +761,9 @@ bus_driver_handle_service_exists (DBusConnection *connection, + if (!dbus_message_get_args (message, error, + DBUS_TYPE_STRING, &name, + DBUS_TYPE_INVALID)) +- return FALSE; ++ return BUS_RESULT_FALSE; + +- retval = FALSE; ++ retval = BUS_RESULT_FALSE; + + if (strcmp (name, DBUS_SERVICE_DBUS) == 0) + { +@@ -792,7 +797,7 @@ bus_driver_handle_service_exists (DBusConnection *connection, + goto out; + } + +- retval = TRUE; ++ retval = BUS_RESULT_TRUE; + + out: + if (reply) +@@ -801,7 +806,7 @@ bus_driver_handle_service_exists (DBusConnection *connection, + return retval; + } + +-static dbus_bool_t ++static BusResult + bus_driver_handle_activate_service (DBusConnection *connection, + BusTransaction *transaction, + DBusMessage *message, +@@ -809,7 +814,7 @@ bus_driver_handle_activate_service (DBusConnection *connection, + { + dbus_uint32_t flags; + const char *name; +- dbus_bool_t retval; ++ BusResult retval; + BusActivation *activation; + + _DBUS_ASSERT_ERROR_IS_CLEAR (error); +@@ -823,10 +828,10 @@ bus_driver_handle_activate_service (DBusConnection *connection, + { + _DBUS_ASSERT_ERROR_IS_SET (error); + _dbus_verbose ("No memory to get arguments to StartServiceByName\n"); +- return FALSE; ++ return BUS_RESULT_FALSE; + } + +- retval = FALSE; ++ retval = BUS_RESULT_FALSE; + + if (!bus_activation_activate_service (activation, connection, transaction, FALSE, + message, name, error)) +@@ -836,7 +841,7 @@ bus_driver_handle_activate_service (DBusConnection *connection, + goto out; + } + +- retval = TRUE; ++ retval = BUS_RESULT_TRUE; + + out: + return retval; +@@ -872,13 +877,13 @@ send_ack_reply (DBusConnection *connection, + return TRUE; + } + +-static dbus_bool_t ++static BusResult + bus_driver_handle_update_activation_environment (DBusConnection *connection, + BusTransaction *transaction, + DBusMessage *message, + DBusError *error) + { +- dbus_bool_t retval; ++ BusResult retval; + BusActivation *activation; + DBusMessageIter iter; + DBusMessageIter dict_iter; +@@ -939,7 +944,7 @@ bus_driver_handle_update_activation_environment (DBusConnection *connection, + + dbus_message_iter_recurse (&iter, &dict_iter); + +- retval = FALSE; ++ retval = BUS_RESULT_FALSE; + + /* Then loop through the sent dictionary, add the location of + * the environment keys and values to lists. The result will +@@ -1026,7 +1031,7 @@ bus_driver_handle_update_activation_environment (DBusConnection *connection, + message, error)) + goto out; + +- retval = TRUE; ++ retval = BUS_RESULT_TRUE; + + out: + _dbus_list_clear (&keys); +@@ -1034,7 +1039,7 @@ bus_driver_handle_update_activation_environment (DBusConnection *connection, + return retval; + } + +-static dbus_bool_t ++static BusResult + bus_driver_handle_add_match (DBusConnection *connection, + BusTransaction *transaction, + DBusMessage *message, +@@ -1093,16 +1098,16 @@ bus_driver_handle_add_match (DBusConnection *connection, + + bus_match_rule_unref (rule); + +- return TRUE; ++ return BUS_RESULT_TRUE; + + failed: + _DBUS_ASSERT_ERROR_IS_SET (error); + if (rule) + bus_match_rule_unref (rule); +- return FALSE; ++ return BUS_RESULT_FALSE; + } + +-static dbus_bool_t ++static BusResult + bus_driver_handle_remove_match (DBusConnection *connection, + BusTransaction *transaction, + DBusMessage *message, +@@ -1146,16 +1151,16 @@ bus_driver_handle_remove_match (DBusConnection *connection, + + bus_match_rule_unref (rule); + +- return TRUE; ++ return BUS_RESULT_TRUE; + + failed: + _DBUS_ASSERT_ERROR_IS_SET (error); + if (rule) + bus_match_rule_unref (rule); +- return FALSE; ++ return BUS_RESULT_FALSE; + } + +-static dbus_bool_t ++static BusResult + bus_driver_handle_get_service_owner (DBusConnection *connection, + BusTransaction *transaction, + DBusMessage *message, +@@ -1225,7 +1230,7 @@ bus_driver_handle_get_service_owner (DBusConnection *connection, + + dbus_message_unref (reply); + +- return TRUE; ++ return BUS_RESULT_TRUE; + + oom: + BUS_SET_OOM (error); +@@ -1234,10 +1239,10 @@ bus_driver_handle_get_service_owner (DBusConnection *connection, + _DBUS_ASSERT_ERROR_IS_SET (error); + if (reply) + dbus_message_unref (reply); +- return FALSE; ++ return BUS_RESULT_FALSE; + } + +-static dbus_bool_t ++static BusResult + bus_driver_handle_list_queued_owners (DBusConnection *connection, + BusTransaction *transaction, + DBusMessage *message, +@@ -1328,7 +1333,7 @@ bus_driver_handle_list_queued_owners (DBusConnection *connection, + + dbus_message_unref (reply); + +- return TRUE; ++ return BUS_RESULT_TRUE; + + oom: + BUS_SET_OOM (error); +@@ -1341,10 +1346,10 @@ bus_driver_handle_list_queued_owners (DBusConnection *connection, + if (base_names) + _dbus_list_clear (&base_names); + +- return FALSE; ++ return BUS_RESULT_FALSE; + } + +-static dbus_bool_t ++static BusResult + bus_driver_handle_get_connection_unix_user (DBusConnection *connection, + BusTransaction *transaction, + DBusMessage *message, +@@ -1389,7 +1394,7 @@ bus_driver_handle_get_connection_unix_user (DBusConnection *connection, + + dbus_message_unref (reply); + +- return TRUE; ++ return BUS_RESULT_TRUE; + + oom: + BUS_SET_OOM (error); +@@ -1398,10 +1403,10 @@ bus_driver_handle_get_connection_unix_user (DBusConnection *connection, + _DBUS_ASSERT_ERROR_IS_SET (error); + if (reply) + dbus_message_unref (reply); +- return FALSE; ++ return BUS_RESULT_FALSE; + } + +-static dbus_bool_t ++static BusResult + bus_driver_handle_get_connection_unix_process_id (DBusConnection *connection, + BusTransaction *transaction, + DBusMessage *message, +@@ -1446,7 +1451,7 @@ bus_driver_handle_get_connection_unix_process_id (DBusConnection *connection, + + dbus_message_unref (reply); + +- return TRUE; ++ return BUS_RESULT_TRUE; + + oom: + BUS_SET_OOM (error); +@@ -1455,10 +1460,10 @@ bus_driver_handle_get_connection_unix_process_id (DBusConnection *connection, + _DBUS_ASSERT_ERROR_IS_SET (error); + if (reply) + dbus_message_unref (reply); +- return FALSE; ++ return BUS_RESULT_FALSE; + } + +-static dbus_bool_t ++static BusResult + bus_driver_handle_get_adt_audit_session_data (DBusConnection *connection, + BusTransaction *transaction, + DBusMessage *message, +@@ -1502,7 +1507,7 @@ bus_driver_handle_get_adt_audit_session_data (DBusConnection *connection, + + dbus_message_unref (reply); + +- return TRUE; ++ return BUS_RESULT_TRUE; + + oom: + BUS_SET_OOM (error); +@@ -1511,10 +1516,10 @@ bus_driver_handle_get_adt_audit_session_data (DBusConnection *connection, + _DBUS_ASSERT_ERROR_IS_SET (error); + if (reply) + dbus_message_unref (reply); +- return FALSE; ++ return BUS_RESULT_FALSE; + } + +-static dbus_bool_t ++static BusResult + bus_driver_handle_get_connection_selinux_security_context (DBusConnection *connection, + BusTransaction *transaction, + DBusMessage *message, +@@ -1556,7 +1561,7 @@ bus_driver_handle_get_connection_selinux_security_context (DBusConnection *conne + + dbus_message_unref (reply); + +- return TRUE; ++ return BUS_RESULT_TRUE; + + oom: + BUS_SET_OOM (error); +@@ -1565,10 +1570,10 @@ bus_driver_handle_get_connection_selinux_security_context (DBusConnection *conne + _DBUS_ASSERT_ERROR_IS_SET (error); + if (reply) + dbus_message_unref (reply); +- return FALSE; ++ return BUS_RESULT_FALSE; + } + +-static dbus_bool_t ++static BusResult + bus_driver_handle_get_connection_credentials (DBusConnection *connection, + BusTransaction *transaction, + DBusMessage *message, +@@ -1645,7 +1650,7 @@ bus_driver_handle_get_connection_credentials (DBusConnection *connection, + + dbus_message_unref (reply); + +- return TRUE; ++ return BUS_RESULT_TRUE; + + oom: + BUS_SET_OOM (error); +@@ -1659,10 +1664,10 @@ bus_driver_handle_get_connection_credentials (DBusConnection *connection, + dbus_message_unref (reply); + } + +- return FALSE; ++ return BUS_RESULT_FALSE; + } + +-static dbus_bool_t ++static BusResult + bus_driver_handle_reload_config (DBusConnection *connection, + BusTransaction *transaction, + DBusMessage *message, +@@ -1687,7 +1692,7 @@ bus_driver_handle_reload_config (DBusConnection *connection, + goto oom; + + dbus_message_unref (reply); +- return TRUE; ++ return BUS_RESULT_TRUE; + + oom: + BUS_SET_OOM (error); +@@ -1696,10 +1701,10 @@ bus_driver_handle_reload_config (DBusConnection *connection, + _DBUS_ASSERT_ERROR_IS_SET (error); + if (reply) + dbus_message_unref (reply); +- return FALSE; ++ return BUS_RESULT_FALSE; + } + +-static dbus_bool_t ++static BusResult + bus_driver_handle_get_id (DBusConnection *connection, + BusTransaction *transaction, + DBusMessage *message, +@@ -1715,7 +1720,7 @@ bus_driver_handle_get_id (DBusConnection *connection, + if (!_dbus_string_init (&uuid)) + { + BUS_SET_OOM (error); +- return FALSE; ++ return BUS_RESULT_FALSE; + } + + reply = NULL; +@@ -1741,7 +1746,7 @@ bus_driver_handle_get_id (DBusConnection *connection, + + _dbus_string_free (&uuid); + dbus_message_unref (reply); +- return TRUE; ++ return BUS_RESULT_TRUE; + + oom: + _DBUS_ASSERT_ERROR_IS_CLEAR (error); +@@ -1751,7 +1756,7 @@ bus_driver_handle_get_id (DBusConnection *connection, + if (reply) + dbus_message_unref (reply); + _dbus_string_free (&uuid); +- return FALSE; ++ return BUS_RESULT_FALSE; + } + + typedef struct +@@ -1759,10 +1764,10 @@ typedef struct + const char *name; + const char *in_args; + const char *out_args; +- dbus_bool_t (* handler) (DBusConnection *connection, +- BusTransaction *transaction, +- DBusMessage *message, +- DBusError *error); ++ BusResult (* handler) (DBusConnection *connection, ++ BusTransaction *transaction, ++ DBusMessage *message, ++ DBusError *error); + } MessageHandler; + + /* For speed it might be useful to sort this in order of +@@ -1847,7 +1852,7 @@ static const MessageHandler dbus_message_handlers[] = { + { NULL, NULL, NULL, NULL } + }; + +-static dbus_bool_t bus_driver_handle_introspect (DBusConnection *, ++static BusResult bus_driver_handle_introspect (DBusConnection *, + BusTransaction *, DBusMessage *, DBusError *); + + static const MessageHandler introspectable_message_handlers[] = { +@@ -1973,7 +1978,7 @@ bus_driver_generate_introspect_string (DBusString *xml) + return TRUE; + } + +-static dbus_bool_t ++static BusResult + bus_driver_handle_introspect (DBusConnection *connection, + BusTransaction *transaction, + DBusMessage *message, +@@ -1993,13 +1998,13 @@ bus_driver_handle_introspect (DBusConnection *connection, + DBUS_TYPE_INVALID)) + { + _DBUS_ASSERT_ERROR_IS_SET (error); +- return FALSE; ++ return BUS_RESULT_FALSE; + } + + if (!_dbus_string_init (&xml)) + { + BUS_SET_OOM (error); +- return FALSE; ++ return BUS_RESULT_FALSE; + } + + if (!bus_driver_generate_introspect_string (&xml)) +@@ -2022,7 +2027,7 @@ bus_driver_handle_introspect (DBusConnection *connection, + dbus_message_unref (reply); + _dbus_string_free (&xml); + +- return TRUE; ++ return BUS_RESULT_TRUE; + + oom: + BUS_SET_OOM (error); +@@ -2032,7 +2037,7 @@ bus_driver_handle_introspect (DBusConnection *connection, + + _dbus_string_free (&xml); + +- return FALSE; ++ return BUS_RESULT_FALSE; + } + + /* +@@ -2067,7 +2072,7 @@ bus_driver_check_message_is_for_us (DBusMessage *message, + return TRUE; + } + +-dbus_bool_t ++BusResult + bus_driver_handle_message (DBusConnection *connection, + BusTransaction *transaction, + DBusMessage *message, +@@ -2077,6 +2082,7 @@ bus_driver_handle_message (DBusConnection *connection, + const InterfaceHandler *ih; + const MessageHandler *mh; + dbus_bool_t found_interface = FALSE; ++ BusResult res; + + _DBUS_ASSERT_ERROR_IS_CLEAR (error); + +@@ -2085,13 +2091,13 @@ bus_driver_handle_message (DBusConnection *connection, + BusContext *context; + + context = bus_connection_get_context (connection); +- return dbus_activation_systemd_failure(bus_context_get_activation(context), message); ++ return dbus_activation_systemd_failure(bus_context_get_activation(context), message) == TRUE ? BUS_RESULT_TRUE : BUS_RESULT_FALSE; + } + + if (dbus_message_get_type (message) != DBUS_MESSAGE_TYPE_METHOD_CALL) + { + _dbus_verbose ("Driver got a non-method-call message, ignoring\n"); +- return TRUE; /* we just ignore this */ ++ return BUS_RESULT_TRUE; /* we just ignore this */ + } + + /* may be NULL, which means "any interface will do" */ +@@ -2133,20 +2139,27 @@ bus_driver_handle_message (DBusConnection *connection, + name, dbus_message_get_signature (message), + mh->in_args); + _DBUS_ASSERT_ERROR_IS_SET (error); +- return FALSE; ++ return BUS_RESULT_FALSE; + } + +- if ((* mh->handler) (connection, transaction, message, error)) ++ res = (* mh->handler) (connection, transaction, message, error); ++ if (res == BUS_RESULT_TRUE) + { + _DBUS_ASSERT_ERROR_IS_CLEAR (error); + _dbus_verbose ("Driver handler succeeded\n"); +- return TRUE; ++ return BUS_RESULT_TRUE; + } +- else ++ else if (res == BUS_RESULT_FALSE) + { + _DBUS_ASSERT_ERROR_IS_SET (error); + _dbus_verbose ("Driver handler returned failure\n"); +- return FALSE; ++ return BUS_RESULT_FALSE; ++ } ++ else if (res == BUS_RESULT_LATER) ++ { ++ _DBUS_ASSERT_ERROR_IS_CLEAR (error); ++ _dbus_verbose ("Driver handler delayed message processing due to policy check\n"); ++ return BUS_RESULT_LATER; + } + } + } +@@ -2158,7 +2171,7 @@ bus_driver_handle_message (DBusConnection *connection, + "%s does not understand message %s", + DBUS_SERVICE_DBUS, name); + +- return FALSE; ++ return BUS_RESULT_FALSE; + } + + void +diff --git a/bus/driver.h b/bus/driver.h +index 201709c..3ff4ff1 100644 +--- a/bus/driver.h ++++ b/bus/driver.h +@@ -28,7 +28,7 @@ + #include "connection.h" + + void bus_driver_remove_connection (DBusConnection *connection); +-dbus_bool_t bus_driver_handle_message (DBusConnection *connection, ++BusResult bus_driver_handle_message (DBusConnection *connection, + BusTransaction *transaction, + DBusMessage *message, + DBusError *error); +diff --git a/bus/policy.c b/bus/policy.c +index 448147f..3672ff9 100644 +--- a/bus/policy.c ++++ b/bus/policy.c +@@ -1323,18 +1323,21 @@ bus_client_policy_check_can_receive (BusClientPolicy *policy, + + + +-static dbus_bool_t ++static BusResult + bus_rules_check_can_own (DBusList *rules, +- const DBusString *service_name) ++ const DBusString *service_name, ++ DBusConnection *connection, ++ DBusMessage *message) + { + DBusList *link; +- dbus_bool_t allowed; ++ BusResult result; ++ const char *privilege; + + /* rules is in the order the rules appeared + * in the config file, i.e. last rule that applies wins + */ + +- allowed = FALSE; ++ result = BUS_RESULT_FALSE; + link = _dbus_list_get_first_link (&rules); + while (link != NULL) + { +@@ -1370,17 +1373,45 @@ bus_rules_check_can_own (DBusList *rules, + } + + /* Use this rule */ +- allowed = rule->access == BUS_POLICY_RULE_ACCESS_ALLOW; ++ switch (rule->access) ++ { ++ case BUS_POLICY_RULE_ACCESS_ALLOW: ++ result = BUS_RESULT_TRUE; ++ break; ++ case BUS_POLICY_RULE_ACCESS_DENY: ++ result = BUS_RESULT_FALSE; ++ break; ++ case BUS_POLICY_RULE_ACCESS_CHECK: ++ result = BUS_RESULT_LATER; ++ privilege = rule->privilege; ++ break; ++ } + } + +- return allowed; ++ if (result == BUS_RESULT_LATER) ++ { ++ BusContext *context = bus_connection_get_context(connection); ++ BusCheck *check = bus_context_get_check(context); ++ BusDeferredMessage *deferred_message; ++ ++ result = bus_check_privilege(check, message, connection, NULL, NULL, ++ privilege, BUS_DEFERRED_MESSAGE_CHECK_OWN, &deferred_message); ++ if (result == BUS_RESULT_LATER) ++ { ++ bus_deferred_message_disable_sender(deferred_message); ++ } ++ } ++ ++ return result; + } + +-dbus_bool_t ++BusResult + bus_client_policy_check_can_own (BusClientPolicy *policy, +- const DBusString *service_name) ++ const DBusString *service_name, ++ DBusConnection *connection, ++ DBusMessage *message) + { +- return bus_rules_check_can_own (policy->rules, service_name); ++ return bus_rules_check_can_own (policy->rules, service_name, connection, message); + } + + #ifdef DBUS_ENABLE_EMBEDDED_TESTS +@@ -1388,7 +1419,7 @@ dbus_bool_t + bus_policy_check_can_own (BusPolicy *policy, + const DBusString *service_name) + { +- return bus_rules_check_can_own (policy->default_rules, service_name); ++ return bus_rules_check_can_own (policy->default_rules, service_name, NULL, NULL); + } + #endif /* DBUS_ENABLE_EMBEDDED_TESTS */ + +diff --git a/bus/policy.h b/bus/policy.h +index e9f193a..1f23431 100644 +--- a/bus/policy.h ++++ b/bus/policy.h +@@ -170,8 +170,10 @@ BusResult bus_client_policy_check_can_receive (BusClientPolicy *polic + dbus_int32_t *toggles, + const char **privilege_param, + BusDeferredMessage **deferred_message); +-dbus_bool_t bus_client_policy_check_can_own (BusClientPolicy *policy, +- const DBusString *service_name); ++BusResult bus_client_policy_check_can_own (BusClientPolicy *policy, ++ const DBusString *service_name, ++ DBusConnection *connection, ++ DBusMessage *message); + dbus_bool_t bus_client_policy_append_rule (BusClientPolicy *policy, + BusPolicyRule *rule); + void bus_client_policy_optimize (BusClientPolicy *policy); +diff --git a/bus/services.c b/bus/services.c +index 584485b..f25fdf3 100644 +--- a/bus/services.c ++++ b/bus/services.c +@@ -374,24 +374,26 @@ bus_registry_list_services (BusRegistry *registry, + return FALSE; + } + +-dbus_bool_t ++BusResult + bus_registry_acquire_service (BusRegistry *registry, + DBusConnection *connection, ++ DBusMessage *message, + const DBusString *service_name, + dbus_uint32_t flags, + dbus_uint32_t *result, + BusTransaction *transaction, + DBusError *error) + { +- dbus_bool_t retval; ++ BusResult retval; + DBusConnection *old_owner_conn; + BusClientPolicy *policy; + BusService *service; + BusActivation *activation; + BusSELinuxID *sid; + BusOwner *primary_owner; ++ BusResult res; + +- retval = FALSE; ++ retval = BUS_RESULT_FALSE; + + if (!_dbus_validate_bus_name (service_name, 0, + _dbus_string_get_length (service_name))) +@@ -459,7 +461,8 @@ bus_registry_acquire_service (BusRegistry *registry, + goto out; + } + +- if (!bus_client_policy_check_can_own (policy, service_name)) ++ res = bus_client_policy_check_can_own (policy, service_name, connection, message); ++ if (res == BUS_RESULT_FALSE) + { + dbus_set_error (error, DBUS_ERROR_ACCESS_DENIED, + "Connection \"%s\" is not allowed to own the service \"%s\" due " +@@ -470,6 +473,11 @@ bus_registry_acquire_service (BusRegistry *registry, + _dbus_string_get_const_data (service_name)); + goto out; + } ++ else if (res == BUS_RESULT_LATER) ++ { ++ retval = BUS_RESULT_LATER; ++ goto out; ++ } + + if (bus_connection_get_n_services_owned (connection) >= + bus_context_get_max_services_per_connection (registry->context)) +@@ -586,11 +594,13 @@ bus_registry_acquire_service (BusRegistry *registry, + } + + activation = bus_context_get_activation (registry->context); +- retval = bus_activation_send_pending_auto_activation_messages (activation, ++ ++ if (bus_activation_send_pending_auto_activation_messages (activation, + service, +- transaction); +- if (!retval) +- BUS_SET_OOM (error); ++ transaction)) ++ retval = BUS_RESULT_TRUE; ++ else ++ BUS_SET_OOM (error); + + out: + return retval; +diff --git a/bus/services.h b/bus/services.h +index 056dd9f..3df3dd7 100644 +--- a/bus/services.h ++++ b/bus/services.h +@@ -50,8 +50,9 @@ void bus_registry_foreach (BusRegistry *registry + dbus_bool_t bus_registry_list_services (BusRegistry *registry, + char ***listp, + int *array_len); +-dbus_bool_t bus_registry_acquire_service (BusRegistry *registry, ++BusResult bus_registry_acquire_service (BusRegistry *registry, + DBusConnection *connection, ++ DBusMessage *message, + const DBusString *service_name, + dbus_uint32_t flags, + dbus_uint32_t *result, +diff --git a/bus/stats.c b/bus/stats.c +index 20321e5..61dc428 100644 +--- a/bus/stats.c ++++ b/bus/stats.c +@@ -35,7 +35,7 @@ + + #ifdef DBUS_ENABLE_STATS + +-dbus_bool_t ++BusResult + bus_stats_handle_get_stats (DBusConnection *connection, + BusTransaction *transaction, + DBusMessage *message, +@@ -106,17 +106,17 @@ bus_stats_handle_get_stats (DBusConnection *connection, + goto oom; + + dbus_message_unref (reply); +- return TRUE; ++ return BUS_RESULT_TRUE; + + oom: + if (reply != NULL) + dbus_message_unref (reply); + + BUS_SET_OOM (error); +- return FALSE; ++ return BUS_RESULT_FALSE; + } + +-dbus_bool_t ++BusResult + bus_stats_handle_get_connection_stats (DBusConnection *caller_connection, + BusTransaction *transaction, + DBusMessage *message, +@@ -143,7 +143,7 @@ bus_stats_handle_get_connection_stats (DBusConnection *caller_connection, + if (! dbus_message_get_args (message, error, + DBUS_TYPE_STRING, &bus_name, + DBUS_TYPE_INVALID)) +- return FALSE; ++ return BUS_RESULT_FALSE; + + _dbus_string_init_const (&bus_name_str, bus_name); + service = bus_registry_lookup (registry, &bus_name_str); +@@ -152,7 +152,7 @@ bus_stats_handle_get_connection_stats (DBusConnection *caller_connection, + { + dbus_set_error (error, DBUS_ERROR_NAME_HAS_NO_OWNER, + "Bus name '%s' has no owner", bus_name); +- return FALSE; ++ return BUS_RESULT_FALSE; + } + + stats_connection = bus_service_get_primary_owners_connection (service); +@@ -214,14 +214,14 @@ bus_stats_handle_get_connection_stats (DBusConnection *caller_connection, + goto oom; + + dbus_message_unref (reply); +- return TRUE; ++ return BUS_RESULT_TRUE; + + oom: + if (reply != NULL) + dbus_message_unref (reply); + + BUS_SET_OOM (error); +- return FALSE; ++ return BUS_RESULT_FALSE; + } + + #endif +-- +2.1.4 + |