/* SPDX-License-Identifier: LGPL-2.1-or-later */
#pragma once

#include "sd-bus.h"

#include "unit.h"

extern const sd_bus_vtable bus_unit_vtable[];
extern const sd_bus_vtable bus_unit_cgroup_vtable[];

void bus_unit_send_change_signal(Unit *u);
void bus_unit_send_pending_change_signal(Unit *u, bool including_new);
int bus_unit_send_pending_freezer_message(Unit *u);
void bus_unit_send_removed_signal(Unit *u);

int bus_unit_method_start_generic(sd_bus_message *message, Unit *u, JobType job_type, bool reload_if_possible, sd_bus_error *error);
int bus_unit_method_enqueue_job(sd_bus_message *message, void *userdata, sd_bus_error *error);
int bus_unit_method_kill(sd_bus_message *message, void *userdata, sd_bus_error *error);
int bus_unit_method_reset_failed(sd_bus_message *message, void *userdata, sd_bus_error *error);

int bus_unit_set_properties(Unit *u, sd_bus_message *message, UnitWriteFlags flags, bool commit, sd_bus_error *error);
int bus_unit_method_set_properties(sd_bus_message *message, void *userdata, sd_bus_error *error);
int bus_unit_method_get_processes(sd_bus_message *message, void *userdata, sd_bus_error *error);
int bus_unit_method_attach_processes(sd_bus_message *message, void *userdata, sd_bus_error *error);
int bus_unit_method_ref(sd_bus_message *message, void *userdata, sd_bus_error *error);
int bus_unit_method_unref(sd_bus_message *message, void *userdata, sd_bus_error *error);
int bus_unit_method_clean(sd_bus_message *message, void *userdata, sd_bus_error *error);
int bus_unit_method_freeze(sd_bus_message *message, void *userdata, sd_bus_error *error);
int bus_unit_method_thaw(sd_bus_message *message, void *userdata, sd_bus_error *error);

typedef enum BusUnitQueueFlags {
        BUS_UNIT_QUEUE_RELOAD_IF_POSSIBLE            = 1 << 0,
        BUS_UNIT_QUEUE_VERBOSE_REPLY                 = 1 << 1,
        BUS_UNIT_QUEUE_RETURN_SKIP_ON_CONDITION_FAIL = 1 << 2, // FIXME: currently not used, will be changed soon
} BusUnitQueueFlags;

int bus_unit_queue_job_one(
                sd_bus_message *message,
                Unit *u,
                JobType type,
                JobMode mode,
                BusUnitQueueFlags flags,
                sd_bus_message *reply,
                sd_bus_error *error);
int bus_unit_queue_job(
                sd_bus_message *message,
                Unit *u,
                JobType type,
                JobMode mode,
                BusUnitQueueFlags flags,
                sd_bus_error *error);
int bus_unit_validate_load_state(Unit *u, sd_bus_error *error);

int bus_unit_track_add_name(Unit *u, const char *name);
int bus_unit_track_add_sender(Unit *u, sd_bus_message *m);
int bus_unit_track_remove_sender(Unit *u, sd_bus_message *m);