SD-BUS(3) sd-bus SD-BUS(3)
sd-bus - A lightweight D-Bus IPC client library
#include <systemd/sd-bus.h>
pkg-config --cflags --libs libsystemd
sd-bus.h provides an implementation of a D-Bus IPC client. See
https://www.freedesktop.org/software/dbus/ for more information about
D-Bus IPC.
See
sd_bus_add_match(3),
sd_bus_add_object(3),
sd_bus_add_object_manager(3),
sd_bus_add_object_vtable(3),
sd_bus_add_fallback(3),
sd_bus_add_fallback_vtable(3),
sd_bus_add_filter(3),
sd_bus_add_node_enumerator(3),
sd_bus_attach_event(3),
sd_bus_call(3),
sd_bus_call_async(3),
sd_bus_call_method(3),
sd_bus_call_method_async(3),
sd_bus_can_send(3),
sd_bus_creds_get_pid(3),
sd_bus_creds_new_from_pid(3),
sd_bus_close(3),
sd_bus_default(3),
sd_bus_emit_interfaces_added(3),
sd_bus_emit_interfaces_added_strv(3),
sd_bus_emit_interfaces_removed(3),
sd_bus_emit_interfaces_removed_strv(3),
sd_bus_emit_object_added(3),
sd_bus_emit_object_removed(3),
sd_bus_emit_properties_changed(3),
sd_bus_emit_properties_changed_strv(3),
sd_bus_emit_signal(3),
sd_bus_emit_signalv(3),
sd-bus-errors(3),
sd_bus_error(3),
sd_bus_error_add_map(3),
sd_bus_get_address(3),
sd_bus_get_allow_interactive_authorization(3),
sd_bus_get_bus_id(3),
sd_bus_get_creds_mask(3),
sd_bus_get_current_handler(3),
sd_bus_get_current_message(3),
sd_bus_get_current_slot(3),
sd_bus_get_current_userdata(3),
sd_bus_get_exit_on_disconnect(3),
sd_bus_get_fd(3),
sd_bus_get_method_call_timeout(3),
sd_bus_get_n_queued_read(3),
sd_bus_get_name_machine_id(3),
sd_bus_get_name_creds(3),
sd_bus_get_owner_creds(3),
sd_bus_get_property(3),
sd_bus_get_property_trivial(3),
sd_bus_get_property_string(3),
sd_bus_get_property_strv(3),
sd_bus_get_scope(3),
sd_bus_get_tid(3),
sd_bus_get_unique_name(3),
sd_bus_interface_name_is_valid(3),
sd_bus_is_monitor(3),
sd_bus_is_bus_client(3),
sd_bus_is_server(3),
sd_bus_list_names(3),
sd_bus_message_append(3),
sd_bus_message_append_array(3),
sd_bus_message_append_basic(3),
sd_bus_message_append_string_memfd(3),
sd_bus_message_append_strv(3),
sd_bus_message_at_end(3),
sd_bus_message_close_container(3),
sd_bus_message_copy(3),
sd_bus_message_dump(3),
sd_bus_message_enter_container(3),
sd_bus_message_exit_container(3),
sd_bus_message_get_allow_interactive_authorization(3),
sd_bus_message_get_cookie(3),
sd_bus_message_get_creds(3),
sd_bus_message_get_errno(3),
sd_bus_message_get_error(3),
sd_bus_message_get_monotonic_usec(3),
sd_bus_message_get_sender(3),
sd_bus_message_get_signature(3),
sd_bus_message_get_type(3),
sd_bus_message_new(3),
sd_bus_message_new_method_call(3),
sd_bus_message_new_method_error(3),
sd_bus_message_new_signal(3),
sd_bus_message_open_container(3),
sd_bus_message_peek_type(3),
sd_bus_message_read(3),
sd_bus_message_read_array(3),
sd_bus_message_read_basic(3),
sd_bus_message_read_strv(3),
sd_bus_message_rewind(3),
sd_bus_message_seal(3),
sd_bus_message_set_allow_interactive_authorization(3),
sd_bus_message_set_destination(3),
sd_bus_message_set_sender(3),
sd_bus_message_set_expect_reply(3),
sd_bus_message_skip(3),
sd_bus_message_verify_type(3),
sd_bus_negotiate_fds(3),
sd_bus_new(3),
sd_bus_path_encode(3),
sd_bus_process(3),
sd_bus_query_sender_creds(3),
sd_bus_query_sender_privilege(3),
sd_bus_reply_method_return(3),
sd_bus_reply_method_error(3),
sd_bus_request_name(3),
sd_bus_send(3),
sd_bus_send_to(3),
sd_bus_set_address(3),
sd_bus_set_allow_interactive_authorization(3),
sd_bus_set_bus_client(3),
sd_bus_set_close_on_exit(3),
sd_bus_set_connected_signal(3),
sd_bus_set_description(3),
sd_bus_set_exit_on_disconnect(3),
sd_bus_set_method_call_timeout(3),
sd_bus_set_monitor(3),
sd_bus_set_property(3),
sd_bus_set_propertyv(3),
sd_bus_set_sender(3),
sd_bus_set_server(3),
sd_bus_set_watch_bind(3)
sd_bus_slot_get_current_handler(3),
sd_bus_slot_get_current_message(3),
sd_bus_slot_get_current_userdata(3),
sd_bus_slot_set_description(3),
sd_bus_slot_set_destroy_callback(3),
sd_bus_slot_set_floating(3),
sd_bus_slot_set_userdata(3),
sd_bus_start(3),
sd_bus_track_add_name(3),
sd_bus_track_new(3)
for more information about the functions available.
These APIs are implemented as a shared library, which can be compiled
and linked to with the libsystemd pkg-config(1) file.
systemd(1), sd-event(3), busctl(1), dbus-daemon(1), dbus-send(1)
This page is part of the systemd (systemd system and service manager)
project. Information about the project can be found at
⟨http://www.freedesktop.org/wiki/Software/systemd⟩. If you have a bug
report for this manual page, see
⟨http://www.freedesktop.org/wiki/Software/systemd/#bugreports⟩. This
page was obtained from the project's upstream Git repository
⟨https://github.com/systemd/systemd.git⟩ on 2020-08-13. (At that
time, the date of the most recent commit that was found in the repos‐
itory was 2020-08-11.) If you discover any rendering problems in
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more up-to-date source for the page, or you have corrections or
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of the original manual page), send a mail to man-pages@man7.org
systemd 246 SD-BUS(3)
Pages that refer to this page: busctl(1) , sd_bus_add_fallback(3) , sd_bus_add_fallback_vtable(3) , sd_bus_add_filter(3) , sd_bus_add_match(3) , sd_bus_add_match_async(3) , sd_bus_add_node_enumerator(3) , sd_bus_add_object(3) , sd_bus_add_object_manager(3) , sd_bus_add_object_vtable(3) , sd_bus_attach_event(3) , sd_bus_call(3) , sd_bus_call_async(3) , sd_bus_call_method(3) , sd_bus_call_method_async(3) , sd_bus_call_method_asyncv(3) , sd_bus_call_methodv(3) , sd_bus_can_send(3) , sd_bus_close(3) , sd_bus_close_unref(3) , sd_bus_close_unrefp(3) , sd_bus_creds_get_audit_login_uid(3) , sd_bus_creds_get_audit_session_id(3) , sd_bus_creds_get_augmented_mask(3) , sd_bus_creds_get_cgroup(3) , sd_bus_creds_get_cmdline(3) , sd_bus_creds_get_comm(3) , sd_bus_creds_get_description(3) , sd_bus_creds_get_egid(3) , sd_bus_creds_get_euid(3) , sd_bus_creds_get_exe(3) , sd_bus_creds_get_fsgid(3) , sd_bus_creds_get_fsuid(3) , sd_bus_creds_get_gid(3) , sd_bus_creds_get_mask(3) , sd_bus_creds_get_owner_uid(3) , sd_bus_creds_get_pid(3) , sd_bus_creds_get_ppid(3) , sd_bus_creds_get_selinux_context(3) , sd_bus_creds_get_session(3) , sd_bus_creds_get_sgid(3) , sd_bus_creds_get_slice(3) , sd_bus_creds_get_suid(3) , sd_bus_creds_get_supplementary_gids(3) , sd_bus_creds_get_tid(3) , sd_bus_creds_get_tid_comm(3) , sd_bus_creds_get_tty(3) , sd_bus_creds_get_uid(3) , sd_bus_creds_get_unique_name(3) , sd_bus_creds_get_unit(3) , sd_bus_creds_get_user_slice(3) , sd_bus_creds_get_user_unit(3) , sd_bus_creds_get_well_known_names(3) , sd_bus_creds_has_bounding_cap(3) , sd_bus_creds_has_effective_cap(3) , sd_bus_creds_has_inheritable_cap(3) , sd_bus_creds_has_permitted_cap(3) , sd_bus_creds_new_from_pid(3) , sd_bus_creds_ref(3) , sd_bus_creds_unref(3) , sd_bus_creds_unrefp(3) , sd_bus_default(3) , sd_bus_default_flush_close(3) , sd_bus_default_system(3) , sd_bus_default_user(3) , sd_bus_destroy_t(3) , sd_bus_detach_event(3) , sd_bus_emit_interfaces_added(3) , sd_bus_emit_interfaces_added_strv(3) , sd_bus_emit_interfaces_removed(3) , sd_bus_emit_interfaces_removed_strv(3) , sd_bus_emit_object_added(3) , sd_bus_emit_object_removed(3) , sd_bus_emit_properties_changed(3) , sd_bus_emit_properties_changed_strv(3) , sd_bus_emit_signal(3) , sd_bus_emit_signalv(3) , sd_bus_enqueue_for_read(3) , sd_bus_error(3) , sd_bus_error_access_denied(3) , SD_BUS_ERROR_ACCESS_DENIED(3) , sd_bus_error_add_map(3) , sd_bus_error_address_in_use(3) , SD_BUS_ERROR_ADDRESS_IN_USE(3) , sd_bus_error_auth_failed(3) , SD_BUS_ERROR_AUTH_FAILED(3) , sd_bus_error_bad_address(3) , SD_BUS_ERROR_BAD_ADDRESS(3) , sd_bus_error_copy(3) , sd_bus_error_disconnected(3) , SD_BUS_ERROR_DISCONNECTED(3) , sd_bus_error_end(3) , SD_BUS_ERROR_END(3) , sd_bus_error_failed(3) , SD_BUS_ERROR_FAILED(3) , sd_bus_error_file_exists(3) , SD_BUS_ERROR_FILE_EXISTS(3) , sd_bus_error_file_not_found(3) , SD_BUS_ERROR_FILE_NOT_FOUND(3) , sd_bus_error_free(3) , sd_bus_error_get_errno(3) , sd_bus_error_has_name(3) , sd_bus_error_inconsistent_message(3) , SD_BUS_ERROR_INCONSISTENT_MESSAGE(3) , sd_bus_error_interactive_authorization_required(3) , SD_BUS_ERROR_INTERACTIVE_AUTHORIZATION_REQUIRED(3) , sd_bus_error_invalid_args(3) , SD_BUS_ERROR_INVALID_ARGS(3) , sd_bus_error_invalid_signature(3) , SD_BUS_ERROR_INVALID_SIGNATURE(3) , sd_bus_error_io_error(3) , SD_BUS_ERROR_IO_ERROR(3) , sd_bus_error_is_set(3) , sd_bus_error_limits_exceeded(3) , SD_BUS_ERROR_LIMITS_EXCEEDED(3) , sd_bus_error_make_const(3) , SD_BUS_ERROR_MAKE_CONST(3) , sd_bus_error_map(3) , SD_BUS_ERROR_MAP(3) , sd_bus_error_match_rule_invalid(3) , SD_BUS_ERROR_MATCH_RULE_INVALID(3) , sd_bus_error_match_rule_not_found(3) , SD_BUS_ERROR_MATCH_RULE_NOT_FOUND(3) , sd_bus_error_move(3) , sd_bus_error_name_has_no_owner(3) , SD_BUS_ERROR_NAME_HAS_NO_OWNER(3) , sd_bus_error_no_memory(3) , SD_BUS_ERROR_NO_MEMORY(3) , sd_bus_error_no_network(3) , SD_BUS_ERROR_NO_NETWORK(3) , sd_bus_error_no_reply(3) , SD_BUS_ERROR_NO_REPLY(3) , sd_bus_error_no_server(3) , SD_BUS_ERROR_NO_SERVER(3) , sd_bus_error_not_supported(3) , SD_BUS_ERROR_NOT_SUPPORTED(3) , sd_bus_error_null(3) , SD_BUS_ERROR_NULL(3) , sd_bus_error_property_read_only(3) , SD_BUS_ERROR_PROPERTY_READ_ONLY(3) , sd-bus-errors(3) , sd_bus_error_service_unknown(3) , SD_BUS_ERROR_SERVICE_UNKNOWN(3) , sd_bus_error_set(3) , sd_bus_error_set_const(3) , sd_bus_error_set_errno(3) , sd_bus_error_set_errnof(3) , sd_bus_error_set_errnofv(3) , sd_bus_error_setf(3) , sd_bus_error_timeout(3) , SD_BUS_ERROR_TIMEOUT(3) , sd_bus_error_unix_process_id_unknown(3) , SD_BUS_ERROR_UNIX_PROCESS_ID_UNKNOWN(3) , sd_bus_error_unknown_interface(3) , SD_BUS_ERROR_UNKNOWN_INTERFACE(3) , sd_bus_error_unknown_method(3) , SD_BUS_ERROR_UNKNOWN_METHOD(3) , sd_bus_error_unknown_object(3) , SD_BUS_ERROR_UNKNOWN_OBJECT(3) , sd_bus_error_unknown_property(3) , SD_BUS_ERROR_UNKNOWN_PROPERTY(3) , sd_bus_flush(3) , sd_bus_flush_close_unref(3) , sd_bus_flush_close_unrefp(3) , sd_bus_get_address(3) , sd_bus_get_allow_interactive_authorization(3) , sd_bus_get_bus_id(3) , sd_bus_get_close_on_exit(3) , sd_bus_get_connected_signal(3) , sd_bus_get_creds_mask(3) , sd_bus_get_current_handler(3) , sd_bus_get_current_message(3) , sd_bus_get_current_slot(3) , sd_bus_get_current_userdata(3) , sd_bus_get_description(3) , sd_bus_get_event(3) , sd_bus_get_events(3) , sd_bus_get_exit_on_disconnect(3) , sd_bus_get_fd(3) , sd_bus_get_method_call_timeout(3) , sd_bus_get_name_creds(3) , sd_bus_get_name_machine_id(3) , sd_bus_get_n_queued_read(3) , sd_bus_get_n_queued_write(3) , sd_bus_get_owner_creds(3) , sd_bus_get_property(3) , sd_bus_get_property_string(3) , sd_bus_get_property_strv(3) , sd_bus_get_property_trivial(3) , sd_bus_get_scope(3) , sd_bus_get_sender(3) , sd_bus_get_tid(3) , sd_bus_get_timeout(3) , sd_bus_get_unique_name(3) , sd_bus_get_watch_bind(3) , sd_bus_interface_name_is_valid(3) , sd_bus_is_anonymous(3) , sd_bus_is_bus_client(3) , sd_bus_is_monitor(3) , sd_bus_is_open(3) , sd_bus_is_ready(3) , sd_bus_is_server(3) , sd_bus_is_trusted(3) , sd_bus_list_names(3) , sd_bus_match_signal(3) , sd_bus_match_signal_async(3) , sd_bus_member_name_is_valid(3) , sd_bus_message_append(3) , sd_bus_message_append_array(3) , sd_bus_message_append_array_iovec(3) , sd_bus_message_append_array_memfd(3) , sd_bus_message_append_array_space(3) , sd_bus_message_append_basic(3) , sd_bus_message_append_string_iovec(3) , sd_bus_message_append_string_memfd(3) , sd_bus_message_append_string_space(3) , sd_bus_message_append_strv(3) , sd_bus_message_appendv(3) , sd_bus_message_at_end(3) , sd_bus_message_close_container(3) , sd_bus_message_copy(3) , sd_bus_message_dump(3) , sd_bus_message_enter_container(3) , sd_bus_message_exit_container(3) , sd_bus_message_get_allow_interactive_authorization(3) , sd_bus_message_get_auto_start(3) , sd_bus_message_get_bus(3) , sd_bus_message_get_cookie(3) , sd_bus_message_get_creds(3) , sd_bus_message_get_destination(3) , sd_bus_message_get_errno(3) , sd_bus_message_get_error(3) , sd_bus_message_get_expect_reply(3) , sd_bus_message_get_interface(3) , sd_bus_message_get_member(3) , sd_bus_message_get_monotonic_usec(3) , sd_bus_message_get_path(3) , sd_bus_message_get_realtime_usec(3) , sd_bus_message_get_reply_cookie(3) , sd_bus_message_get_sender(3) , sd_bus_message_get_seqnum(3) , sd_bus_message_get_signature(3) , sd_bus_message_get_type(3) , sd_bus_message_has_signature(3) , sd_bus_message_is_empty(3) , sd_bus_message_is_method_call(3) , sd_bus_message_is_method_error(3) , sd_bus_message_is_signal(3) , sd_bus_message_method_call(3) , SD_BUS_MESSAGE_METHOD_CALL(3) , sd_bus_message_method_error(3) , SD_BUS_MESSAGE_METHOD_ERROR(3) , sd_bus_message_method_return(3) , SD_BUS_MESSAGE_METHOD_RETURN(3) , sd_bus_message_new(3) , sd_bus_message_new_method_call(3) , sd_bus_message_new_method_errno(3) , sd_bus_message_new_method_errnof(3) , sd_bus_message_new_method_error(3) , sd_bus_message_new_method_errorf(3) , sd_bus_message_new_method_return(3) , sd_bus_message_new_signal(3) , sd_bus_message_open_container(3) , sd_bus_message_peek_type(3) , sd_bus_message_read(3) , sd_bus_message_read_array(3) , sd_bus_message_read_basic(3) , sd_bus_message_read_strv(3) , sd_bus_message_readv(3) , sd_bus_message_ref(3) , sd_bus_message_rewind(3) , sd_bus_message_seal(3) , sd_bus_message_sensitive(3) , sd_bus_message_set_allow_interactive_authorization(3) , sd_bus_message_set_auto_start(3) , sd_bus_message_set_destination(3) , sd_bus_message_set_expect_reply(3) , sd_bus_message_set_sender(3) , sd_bus_message_signal(3) , SD_BUS_MESSAGE_SIGNAL(3) , sd_bus_message_skip(3) , sd_bus_message_unref(3) , sd_bus_message_unrefp(3) , sd_bus_message_verify_type(3) , sd_bus_method(3) , SD_BUS_METHOD(3) , sd_bus_method_with_names(3) , SD_BUS_METHOD_WITH_NAMES(3) , sd_bus_method_with_names_offset(3) , SD_BUS_METHOD_WITH_NAMES_OFFSET(3) , sd_bus_method_with_offset(3) , SD_BUS_METHOD_WITH_OFFSET(3) , sd_bus_negotiate_creds(3) , sd_bus_negotiate_fds(3) , sd_bus_negotiate_timestamp(3) , sd_bus_new(3) , sd_bus_object_path_is_valid(3) , sd_bus_open(3) , sd_bus_open_system(3) , sd_bus_open_system_machine(3) , sd_bus_open_system_remote(3) , sd_bus_open_system_with_description(3) , sd_bus_open_user(3) , sd_bus_open_user_with_description(3) , sd_bus_open_with_description(3) , sd_bus_param(3) , SD_BUS_PARAM(3) , sd_bus_path_decode(3) , sd_bus_path_decode_many(3) , sd_bus_path_encode(3) , sd_bus_path_encode_many(3) , sd_bus_process(3) , sd_bus_property(3) , SD_BUS_PROPERTY(3) , sd_bus_query_sender_creds(3) , sd_bus_query_sender_privilege(3) , sd_bus_ref(3) , sd_bus_release_name(3) , sd_bus_release_name_async(3) , sd_bus_reply_method_errno(3) , sd_bus_reply_method_errnof(3) , sd_bus_reply_method_errnofv(3) , sd_bus_reply_method_error(3) , sd_bus_reply_method_errorf(3) , sd_bus_reply_method_errorfv(3) , sd_bus_reply_method_return(3) , sd_bus_reply_method_returnv(3) , sd_bus_request_name(3) , sd_bus_request_name_async(3) , sd_bus_send(3) , sd_bus_send_to(3) , sd_bus_service_name_is_valid(3) , sd_bus_set_address(3) , sd_bus_set_allow_interactive_authorization(3) , sd_bus_set_anonymous(3) , sd_bus_set_bus_client(3) , sd_bus_set_close_on_exit(3) , sd_bus_set_connected_signal(3) , sd_bus_set_description(3) , sd_bus_set_exec(3) , sd_bus_set_exit_on_disconnect(3) , sd_bus_set_fd(3) , sd_bus_set_method_call_timeout(3) , sd_bus_set_monitor(3) , sd_bus_set_property(3) , sd_bus_set_propertyv(3) , sd_bus_set_sender(3) , sd_bus_set_server(3) , sd_bus_set_trusted(3) , sd_bus_set_watch_bind(3) , sd_bus_signal(3) , SD_BUS_SIGNAL(3) , sd_bus_signal_with_names(3) , SD_BUS_SIGNAL_WITH_NAMES(3) , sd_bus_slot_get_bus(3) , sd_bus_slot_get_current_handler(3) , sd_bus_slot_get_current_message(3) , sd_bus_slot_get_current_userdata(3) , sd_bus_slot_get_description(3) , sd_bus_slot_get_destroy_callback(3) , sd_bus_slot_get_floating(3) , sd_bus_slot_get_userdata(3) , sd_bus_slot_ref(3) , sd_bus_slot_set_description(3) , sd_bus_slot_set_destroy_callback(3) , sd_bus_slot_set_floating(3) , sd_bus_slot_set_userdata(3) , sd_bus_slot_unref(3) , sd_bus_slot_unrefp(3) , sd_bus_start(3) , sd_bus_track_add_name(3) , sd_bus_track_add_sender(3) , sd_bus_track_contains(3) , sd_bus_track_count(3) , sd_bus_track_count_name(3) , sd_bus_track_count_sender(3) , sd_bus_track_first(3) , sd_bus_track_get_bus(3) , sd_bus_track_get_destroy_callback(3) , sd_bus_track_get_recursive(3) , sd_bus_track_get_userdata(3) , sd_bus_track_new(3) , sd_bus_track_next(3) , sd_bus_track_ref(3) , sd_bus_track_remove_name(3) , sd_bus_track_remove_sender(3) , sd_bus_track_set_destroy_callback(3) , sd_bus_track_set_recursive(3) , sd_bus_track_set_userdata(3) , sd_bus_track_unref(3) , sd_bus_track_unrefp(3) , sd_bus_unref(3) , sd_bus_unrefp(3) , sd_bus_vtable_end(3) , SD_BUS_VTABLE_END(3) , sd_bus_vtable_start(3) , SD_BUS_VTABLE_START(3) , sd_bus_wait(3) , sd_bus_writable_property(3) , SD_BUS_WRITABLE_PROPERTY(3) , 30-systemd-environment-d-generator(7) , systemd.directives(7) , systemd.index(7) , systemd-machined(8) , systemd-machined.service(8)