bus: also add error parameter to object find and enumerator callbacks

[elogind.git] / src / systemd / sd-bus.h

diff --git a/src/systemd/sd-bus.h b/src/systemd/sd-bus.h
index cff4e539d37b0dfcfffbafad0fa39e8e1bb90bbc..8954e38791f473e67110b98594121819d5ec9a3d 100644 (file)
--- a/src/systemd/sd-bus.h
+++ b/src/systemd/sd-bus.h
@@ -46,11 +46,11 @@ typedef struct {
 
 /* Callbacks */
 
-typedef int (*sd_bus_message_handler_t)(sd_bus *bus, sd_bus_message *m, void *userdata);
-typedef int (*sd_bus_property_get_t) (sd_bus *bus, const char *path, const char *interface, const char *property, sd_bus_message *reply, sd_bus_error *error, void *userdata);
-typedef int (*sd_bus_property_set_t) (sd_bus *bus, const char *path, const char *interface, const char *property, sd_bus_message *value, sd_bus_error *error, void *userdata);
-typedef int (*sd_bus_object_find_t) (sd_bus *bus, const char *path, const char *interface, void **found, void *userdata);
-typedef int (*sd_bus_node_enumerator_t) (sd_bus *bus, const char *path, char ***nodes, void *userdata);
+typedef int (*sd_bus_message_handler_t)(sd_bus *bus, sd_bus_message *m, void *userdata, sd_bus_error *ret_error);
+typedef int (*sd_bus_property_get_t) (sd_bus *bus, const char *path, const char *interface, const char *property, sd_bus_message *reply, void *userdata, sd_bus_error *ret_error);
+typedef int (*sd_bus_property_set_t) (sd_bus *bus, const char *path, const char *interface, const char *property, sd_bus_message *value, void *userdata, sd_bus_error *ret_error);
+typedef int (*sd_bus_object_find_t) (sd_bus *bus, const char *path, const char *interface, void *userdata, void **ret_found, sd_bus_error *ret_error);
+typedef int (*sd_bus_node_enumerator_t) (sd_bus *bus, const char *path, void *userdata, char ***ret_nodes, sd_bus_error *ret_error);
 
 #include "sd-bus-protocol.h"
 #include "sd-bus-vtable.h"
@@ -73,8 +73,8 @@ int sd_bus_set_bus_client(sd_bus *bus, int b);
 int sd_bus_set_server(sd_bus *bus, int b, sd_id128_t server_id);
 int sd_bus_set_anonymous(sd_bus *bus, int b);
 int sd_bus_negotiate_fds(sd_bus *bus, int b);
+int sd_bus_negotiate_attach_timestamp(sd_bus *bus, int b);
 int sd_bus_negotiate_attach_creds(sd_bus *bus, int b);
-int sd_bus_negotiate_attach_names(sd_bus *bus, int b);
 int sd_bus_negotiate_attach_comm(sd_bus *bus, int b);
 int sd_bus_negotiate_attach_exe(sd_bus *bus, int b);
 int sd_bus_negotiate_attach_cmdline(sd_bus *bus, int b);
@@ -94,7 +94,8 @@ int sd_bus_can_send(sd_bus *bus, char type);
 int sd_bus_get_server_id(sd_bus *bus, sd_id128_t *peer);
 
 int sd_bus_send(sd_bus *bus, sd_bus_message *m, uint64_t *serial);
-int sd_bus_call(sd_bus *bus, sd_bus_message *m, uint64_t usec, sd_bus_error *error, sd_bus_message **reply);
+int sd_bus_send_to(sd_bus *bus, sd_bus_message *m, const char *destination, uint64_t *serial);
+int sd_bus_call(sd_bus *bus, sd_bus_message *m, uint64_t usec, sd_bus_error *ret_error, sd_bus_message **reply);
 int sd_bus_call_async(sd_bus *bus, sd_bus_message *m, sd_bus_message_handler_t callback, void *userdata, uint64_t usec, uint64_t *serial);
 int sd_bus_call_async_cancel(sd_bus *bus, uint64_t serial);
 
@@ -124,10 +125,10 @@ int sd_bus_add_fallback(sd_bus *bus, const char *prefix, sd_bus_message_handler_
 int sd_bus_remove_fallback(sd_bus *bus, const char *prefix, sd_bus_message_handler_t callback, void *userdata);
 
 int sd_bus_add_object_vtable(sd_bus *bus, const char *path, const char *interface, const sd_bus_vtable *vtable, void *userdata);
-int sd_bus_remove_object_vtable(sd_bus *bus, const char *path, const char *interface);
+int sd_bus_remove_object_vtable(sd_bus *bus, const char *path, const char *interface, const sd_bus_vtable *vtable, void *userdata);
 
 int sd_bus_add_fallback_vtable(sd_bus *bus, const char *path, const char *interface, const sd_bus_vtable *vtable, sd_bus_object_find_t find, void *userdata);
-int sd_bus_remove_fallback_vtable(sd_bus *bus, const char *path, const char *interface);
+int sd_bus_remove_fallback_vtable(sd_bus *bus, const char *path, const char *interface, const sd_bus_vtable *vtable, sd_bus_object_find_t find, void *userdata);
 
 int sd_bus_add_node_enumerator(sd_bus *bus, const char *path, sd_bus_node_enumerator_t callback, void *userdata);
 int sd_bus_remove_node_enumerator(sd_bus *bus, const char *path, sd_bus_node_enumerator_t callback, void *userdata);
@@ -138,11 +139,11 @@ int sd_bus_remove_object_manager(sd_bus *bus, const char *path);
 /* Message object */
 int sd_bus_message_new_signal(sd_bus *bus, const char *path, const char *interface, const char *member, sd_bus_message **m);
 int sd_bus_message_new_method_call(sd_bus *bus, const char *destination, const char *path, const char *interface, const char *member, sd_bus_message **m);
-int sd_bus_message_new_method_return(sd_bus *bus, sd_bus_message *call, sd_bus_message **m);
-int sd_bus_message_new_method_error(sd_bus *bus, sd_bus_message *call, const sd_bus_error *e, sd_bus_message **m);
-int sd_bus_message_new_method_errorf(sd_bus *bus, sd_bus_message *call, sd_bus_message **m, const char *name, const char *format, ...) _sd_printf_(5, 0);
-int sd_bus_message_new_method_errno(sd_bus *bus, sd_bus_message *call, int error, const sd_bus_error *e, sd_bus_message **m);
-int sd_bus_message_new_method_errnof(sd_bus *bus, sd_bus_message *call, sd_bus_message **m, int error, const char *format, ...) _sd_printf_(5, 0);
+int sd_bus_message_new_method_return(sd_bus_message *call, sd_bus_message **m);
+int sd_bus_message_new_method_error(sd_bus_message *call, const sd_bus_error *e, sd_bus_message **m);
+int sd_bus_message_new_method_errorf(sd_bus_message *call, sd_bus_message **m, const char *name, const char *format, ...) _sd_printf_(4, 0);
+int sd_bus_message_new_method_errno(sd_bus_message *call, int error, const sd_bus_error *e, sd_bus_message **m);
+int sd_bus_message_new_method_errnof(sd_bus_message *call, sd_bus_message **m, int error, const char *format, ...) _sd_printf_(4, 0);
 
 sd_bus_message* sd_bus_message_ref(sd_bus_message *m);
 sd_bus_message* sd_bus_message_unref(sd_bus_message *m);
@@ -219,17 +220,18 @@ int sd_bus_message_rewind(sd_bus_message *m, int complete);
 
 /* Convenience calls */
 
-int sd_bus_call_method(sd_bus *bus, const char *destination, const char *path, const char *interface, const char *member, sd_bus_error *error, sd_bus_message **reply, const char *types, ...);
-int sd_bus_get_property(sd_bus *bus, const char *destination, const char *path, const char *interface, const char *member, sd_bus_error *error, sd_bus_message **reply, const char *type);
-int sd_bus_get_property_trivial(sd_bus *bus, const char *destination, const char *path, const char *interface, const char *member, sd_bus_error *error, char type, void *ptr);
-int sd_bus_get_property_string(sd_bus *bus, const char *destination, const char *path, const char *interface, const char *member, sd_bus_error *error, char **ret); /* free the result! */
-int sd_bus_get_property_strv(sd_bus *bus, const char *destination, const char *path, const char *interface, const char *member, sd_bus_error *error, char ***ret); /* free the result! */
-int sd_bus_set_property(sd_bus *bus, const char *destination, const char *path, const char *interface, const char *member, sd_bus_error *error, const char *type, ...);
-int sd_bus_reply_method_return(sd_bus *bus, sd_bus_message *call, const char *types, ...);
-int sd_bus_reply_method_error(sd_bus *bus, sd_bus_message *call, const sd_bus_error *e);
-int sd_bus_reply_method_errorf(sd_bus *bus, sd_bus_message *call, const char *name, const char *format, ...) _sd_printf_(4, 0);
-int sd_bus_reply_method_errno(sd_bus *bus, sd_bus_message *call, int error, const sd_bus_error *e);
-int sd_bus_reply_method_errnof(sd_bus *bus, sd_bus_message *call, int error, const char *format, ...) _sd_printf_(4, 0);
+int sd_bus_call_method(sd_bus *bus, const char *destination, const char *path, const char *interface, const char *member, sd_bus_error *ret_error, sd_bus_message **reply, const char *types, ...);
+int sd_bus_get_property(sd_bus *bus, const char *destination, const char *path, const char *interface, const char *member, sd_bus_error *ret_error, sd_bus_message **reply, const char *type);
+int sd_bus_get_property_trivial(sd_bus *bus, const char *destination, const char *path, const char *interface, const char *member, sd_bus_error *ret_error, char type, void *ret_ptr);
+int sd_bus_get_property_string(sd_bus *bus, const char *destination, const char *path, const char *interface, const char *member, sd_bus_error *ret_error, char **ret); /* free the result! */
+int sd_bus_get_property_strv(sd_bus *bus, const char *destination, const char *path, const char *interface, const char *member, sd_bus_error *ret_error, char ***ret); /* free the result! */
+int sd_bus_set_property(sd_bus *bus, const char *destination, const char *path, const char *interface, const char *member, sd_bus_error *ret_error, const char *ret_type, ...);
+
+int sd_bus_reply_method_return(sd_bus_message *call, const char *types, ...);
+int sd_bus_reply_method_error(sd_bus_message *call, const sd_bus_error *e);
+int sd_bus_reply_method_errorf(sd_bus_message *call, const char *name, const char *format, ...) _sd_printf_(3, 0);
+int sd_bus_reply_method_errno(sd_bus_message *call, int error, const sd_bus_error *e);
+int sd_bus_reply_method_errnof(sd_bus_message *call, int error, const char *format, ...) _sd_printf_(3, 0);
 
 int sd_bus_emit_signal(sd_bus *bus, const char *path, const char *interface, const char *member, const char *types, ...);
 
@@ -254,8 +256,8 @@ int sd_bus_get_owner_machine_id(sd_bus *bus, const char *name, sd_id128_t *machi
 
 /* Error structures */
 
-#define SD_BUS_ERROR_MAKE(name, message) ((sd_bus_error) {(name), (message), 0})
-#define SD_BUS_ERROR_NULL SD_BUS_ERROR_MAKE(NULL, NULL)
+#define SD_BUS_ERROR_MAKE_CONST(name, message) ((sd_bus_error) {(name), (message), 0})
+#define SD_BUS_ERROR_NULL SD_BUS_ERROR_MAKE_CONST(NULL, NULL)
 
 void sd_bus_error_free(sd_bus_error *e);
 int sd_bus_error_set(sd_bus_error *e, const char *name, const char *message);
@@ -280,6 +282,9 @@ int sd_bus_error_has_name(const sd_bus_error *e, const char *name);
                 &(x).bytes[8],  &(x).bytes[9],  &(x).bytes[10], &(x).bytes[11], \
                 &(x).bytes[12], &(x).bytes[13], &(x).bytes[14], &(x).bytes[15]
 
+char *sd_bus_label_escape(const char *s);
+char *sd_bus_label_unescape(const char *f);
+
 _SD_END_DECLARATIONS;
 
 #endif