diff options
Diffstat (limited to 'bus/config-parser.c')
-rw-r--r-- | bus/config-parser.c | 188 |
1 files changed, 133 insertions, 55 deletions
diff --git a/bus/config-parser.c b/bus/config-parser.c index c42278e1..471c67d8 100644 --- a/bus/config-parser.c +++ b/bus/config-parser.c @@ -816,11 +816,15 @@ append_rule_from_element (BusConfigParser *parser, dbus_bool_t allow, DBusError *error) { - const char *send; - const char *receive; + const char *send_interface; + const char *send_member; + const char *send_error; + const char *send_service; + const char *receive_interface; + const char *receive_member; + const char *receive_error; + const char *receive_service; const char *own; - const char *send_to; - const char *receive_from; const char *user; const char *group; BusPolicyRule *rule; @@ -829,57 +833,112 @@ append_rule_from_element (BusConfigParser *parser, attribute_names, attribute_values, error, - "send", &send, - "receive", &receive, + "send_interface", &send_interface, + "send_member", &send_member, + "send_error", &send_error, + "send_service", &send_service, + "receive_interface", &receive_interface, + "receive_member", &receive_member, + "receive_error", &receive_error, + "receive_service", &receive_service, "own", &own, - "send_to", &send_to, - "receive_from", &receive_from, "user", &user, "group", &group, NULL)) return FALSE; - if (!(send || receive || own || send_to || receive_from || - user || group)) + if (!(send_interface || send_member || send_error || send_service || + receive_interface || receive_member || receive_error || receive_service || + own || user || group)) { dbus_set_error (error, DBUS_ERROR_FAILED, "Element <%s> must have one or more attributes", element_name); return FALSE; } - - if (((send && own) || - (send && receive) || - (send && receive_from) || - (send && user) || - (send && group)) || - - ((receive && own) || - (receive && send_to) || - (receive && user) || - (receive && group)) || - - ((own && send_to) || - (own && receive_from) || - (own && user) || - (own && group)) || - ((send_to && receive_from) || - (send_to && user) || - (send_to && group)) || + if ((send_member && send_interface == NULL) || + (receive_member && receive_interface == NULL)) + { + dbus_set_error (error, DBUS_ERROR_FAILED, + "On element <%s>, if you specify a member you must specify an interface", + element_name); + return FALSE; + } + + /* Allowed combinations of elements are: + * + * base, must be all send or all receive: + * interface + * interface + member + * error + * + * base send_ can combine with send_service, + * base receive_ with receive_service + * + * user, group, own must occur alone + */ - ((receive_from && user) || - (receive_from && group)) || + if (((send_interface && send_error) || + (send_interface && receive_interface) || + (send_interface && receive_member) || + (send_interface && receive_error) || + (send_interface && receive_service) || + (send_interface && own) || + (send_interface && user) || + (send_interface && group)) || + + ((send_member && send_error) || + (send_member && receive_interface) || + (send_member && receive_member) || + (send_member && receive_error) || + (send_member && receive_service) || + (send_member && own) || + (send_member && user) || + (send_member && group)) || + + ((send_error && receive_interface) || + (send_error && receive_member) || + (send_error && receive_error) || + (send_error && receive_service) || + (send_error && own) || + (send_error && user) || + (send_error && group)) || + + ((send_service && receive_interface) || + (send_service && receive_member) || + (send_service && receive_error) || + (send_service && receive_service) || + (send_service && own) || + (send_service && user) || + (send_service && group)) || + + ((receive_interface && receive_error) || + (receive_interface && own) || + (receive_interface && user) || + (receive_interface && group)) || + + ((receive_member && receive_error) || + (receive_member && own) || + (receive_member && user) || + (receive_member && group)) || + + ((receive_error && own) || + (receive_error && user) || + (receive_error && group)) || + + ((own && user) || + (own && group)) || - (user && group)) + ((user && group))) { dbus_set_error (error, DBUS_ERROR_FAILED, "Invalid combination of attributes on element <%s>, " - "only send/send_to or receive/receive_from may be paired", + "only send_foo/send_service or receive_foo/receive_service may be paired", element_name); return FALSE; } - + rule = NULL; /* In BusPolicyRule, NULL represents wildcard. @@ -887,41 +946,60 @@ append_rule_from_element (BusConfigParser *parser, */ #define IS_WILDCARD(str) ((str) && ((str)[0]) == '*' && ((str)[1]) == '\0') - if (send || send_to) + if (send_interface || send_member || send_error || send_service) { rule = bus_policy_rule_new (BUS_POLICY_RULE_SEND, allow); if (rule == NULL) goto nomem; - - if (IS_WILDCARD (send)) - send = NULL; - if (IS_WILDCARD (send_to)) - send_to = NULL; - rule->d.send.message_name = _dbus_strdup (send); - rule->d.send.destination = _dbus_strdup (send_to); - if (send && rule->d.send.message_name == NULL) + if (IS_WILDCARD (send_interface)) + send_interface = NULL; + if (IS_WILDCARD (send_member)) + send_member = NULL; + if (IS_WILDCARD (send_error)) + send_error = NULL; + if (IS_WILDCARD (send_service)) + send_service = NULL; + + rule->d.send.interface = _dbus_strdup (send_interface); + rule->d.send.member = _dbus_strdup (send_member); + rule->d.send.error = _dbus_strdup (send_error); + rule->d.send.destination = _dbus_strdup (send_service); + if (send_interface && rule->d.send.interface == NULL) + goto nomem; + if (send_member && rule->d.send.member == NULL) goto nomem; - if (send_to && rule->d.send.destination == NULL) + if (send_error && rule->d.send.error == NULL) + goto nomem; + if (send_service && rule->d.send.destination == NULL) goto nomem; } - else if (receive || receive_from) + else if (receive_interface || receive_member || receive_error || receive_service) { rule = bus_policy_rule_new (BUS_POLICY_RULE_RECEIVE, allow); if (rule == NULL) goto nomem; - - if (IS_WILDCARD (receive)) - receive = NULL; - - if (IS_WILDCARD (receive_from)) - receive_from = NULL; - rule->d.receive.message_name = _dbus_strdup (receive); - rule->d.receive.origin = _dbus_strdup (receive_from); - if (receive && rule->d.receive.message_name == NULL) + if (IS_WILDCARD (receive_interface)) + receive_interface = NULL; + if (IS_WILDCARD (receive_member)) + receive_member = NULL; + if (IS_WILDCARD (receive_error)) + receive_error = NULL; + if (IS_WILDCARD (receive_service)) + receive_service = NULL; + + rule->d.receive.interface = _dbus_strdup (receive_interface); + rule->d.receive.member = _dbus_strdup (receive_member); + rule->d.receive.error = _dbus_strdup (receive_error); + rule->d.receive.origin = _dbus_strdup (receive_service); + if (receive_interface && rule->d.receive.interface == NULL) + goto nomem; + if (receive_member && rule->d.receive.member == NULL) + goto nomem; + if (receive_error && rule->d.receive.error == NULL) goto nomem; - if (receive_from && rule->d.receive.origin == NULL) + if (receive_service && rule->d.receive.origin == NULL) goto nomem; } else if (own) |