bus: make sd_bus_request_name() and sd_bus_release_name() behave more like other...

[elogind.git] / src / libsystemd-bus / bus-util.h

diff --git a/src/libsystemd-bus/bus-util.h b/src/libsystemd-bus/bus-util.h
index c8d5dd982e72e98b02780cae21e7d0cd5a23ad67..9d4923794dbcfb08afaa50181c4e56fd21a5d03d 100644 (file)
--- a/src/libsystemd-bus/bus-util.h
+++ b/src/libsystemd-bus/bus-util.h
@@ -56,6 +56,8 @@ int bus_async_unregister_and_quit(sd_event *e, sd_bus *bus, const char *name);
 
 int bus_event_loop_with_idle(sd_event *e, sd_bus *bus, const char *name, usec_t timeout);
 
+int bus_name_has_owner(sd_bus *c, const char *name, sd_bus_error *error);
+
 int bus_check_peercred(sd_bus *c);
 
 int bus_verify_polkit(sd_bus *bus, sd_bus_message *m, const char *action, bool interactive, bool *_challenge, sd_bus_error *e);
@@ -72,8 +74,8 @@ int bus_open_transport_systemd(BusTransport transport, const char *host, bool us
 int bus_print_property(const char *name, sd_bus_message *property, bool all);
 int bus_print_all_properties(sd_bus *bus, const char *dest, const char *path, char **filter, bool all);
 
-int bus_property_get_tristate(sd_bus *bus, const char *path, const char *interface, const char *property, sd_bus_message *reply, sd_bus_error *error, void *userdata);
-int bus_property_get_bool(sd_bus *bus, const char *path, const char *interface, const char *property, sd_bus_message *reply, sd_bus_error *error, void *userdata);
+int bus_property_get_tristate(sd_bus *bus, const char *path, const char *interface, const char *property, sd_bus_message *reply, void *userdata, sd_bus_error *error);
+int bus_property_get_bool(sd_bus *bus, const char *path, const char *interface, const char *property, sd_bus_message *reply, void *userdata, sd_bus_error *error);
 
 #define bus_property_get_usec ((sd_bus_property_get_t) NULL)
 #define bus_property_set_usec ((sd_bus_property_set_t) NULL)
@@ -89,15 +91,15 @@ assert_cc(sizeof(unsigned) == sizeof(unsigned));
 #if __SIZEOF_SIZE_T__ == 8
 #define bus_property_get_size ((sd_bus_property_get_t) NULL)
 #else
-int bus_property_get_size(sd_bus *bus, const char *path, const char *interface, const char *property, sd_bus_message *reply, sd_bus_error *error, void *userdata);
+int bus_property_get_size(sd_bus *bus, const char *path, const char *interface, const char *property, sd_bus_message *reply, void *userdata, sd_bus_error *error);
 #endif
 
 #if __SIZEOF_LONG__ == 8
 #define bus_property_get_long ((sd_bus_property_get_t) NULL)
 #define bus_property_get_ulong ((sd_bus_property_get_t) NULL)
 #else
-int bus_property_get_long(sd_bus *bus, const char *path, const char *interface, const char *property, sd_bus_message *reply, sd_bus_error *error, void *userdata);
-int bus_property_get_ulong(sd_bus *bus, const char *path, const char *interface, const char *property, sd_bus_message *reply, sd_bus_error *error, void *userdata);
+int bus_property_get_long(sd_bus *bus, const char *path, const char *interface, const char *property, sd_bus_message *reply, void *userdata, sd_bus_error *error);
+int bus_property_get_ulong(sd_bus *bus, const char *path, const char *interface, const char *property, sd_bus_message *reply, void *userdata, sd_bus_error *error);
 #endif
 
 /* uid_t and friends on Linux 32 bit. This means we can just use the
@@ -135,9 +137,11 @@ int bus_parse_unit_info(sd_bus_message *message, UnitInfo *u);
 
 DEFINE_TRIVIAL_CLEANUP_FUNC(sd_bus*, sd_bus_unref);
 DEFINE_TRIVIAL_CLEANUP_FUNC(sd_bus_message*, sd_bus_message_unref);
+DEFINE_TRIVIAL_CLEANUP_FUNC(sd_bus_creds*, sd_bus_creds_unref);
 
 #define _cleanup_bus_unref_ _cleanup_(sd_bus_unrefp)
 #define _cleanup_bus_message_unref_ _cleanup_(sd_bus_message_unrefp)
+#define _cleanup_bus_creds_unref_ _cleanup_(sd_bus_creds_unrefp)
 #define _cleanup_bus_error_free_ _cleanup_(sd_bus_error_free)
 
 #define BUS_DEFINE_PROPERTY_GET_ENUM(function, name, type)              \
@@ -146,8 +150,8 @@ DEFINE_TRIVIAL_CLEANUP_FUNC(sd_bus_message*, sd_bus_message_unref);
                      const char *interface,                             \
                      const char *property,                              \
                      sd_bus_message *reply,                             \
-                     sd_bus_error *error,                               \
-                     void *userdata) {                                  \
+                     void *userdata,                                    \
+                     sd_bus_error *error) {                             \
                                                                         \
                 const char *value;                                      \
                 type *field = userdata;                                 \
@@ -168,5 +172,7 @@ DEFINE_TRIVIAL_CLEANUP_FUNC(sd_bus_message*, sd_bus_message_unref);
         struct __useless_struct_to_allow_trailing_semicolon__
 
 #define BUS_PROPERTY_DUAL_TIMESTAMP(name, offset, flags) \
-        SD_BUS_PROPERTY(name, "t", bus_property_get_usec, offset + offsetof(struct dual_timestamp, realtime), flags), \
-        SD_BUS_PROPERTY(name "Monotonic", "t", bus_property_get_usec, offset + offsetof(struct dual_timestamp, monotonic), flags)
+        SD_BUS_PROPERTY(name, "t", bus_property_get_usec, (offset) + offsetof(struct dual_timestamp, realtime), (flags)), \
+        SD_BUS_PROPERTY(name "Monotonic", "t", bus_property_get_usec, (offset) + offsetof(struct dual_timestamp, monotonic), (flags))
+
+int bus_maybe_reply_error(sd_bus_message *m, int r, sd_bus_error *error);