/* SPDX-License-Identifier: ISC */
#ifndef INIT_H
#define INIT_H

#include <sys/types.h>
#include <sys/wait.h>
#include <sys/socket.h>
#include <sys/un.h>
#include <string.h>
#include <stdlib.h>
#include <unistd.h>
#include <endian.h>
#include <assert.h>
#include <stdio.h>
#include <errno.h>
#include <poll.h>

#include <linux/reboot.h>
#include <sys/reboot.h>
#include <sys/prctl.h>
#include <stdbool.h>
#include <signal.h>

#include "service.h"
#include "config.h"
#include "util.h"

#define ENVFILE ETCPATH "/initd.env"
#define PROCFDDIR "/proc/self/fd"

/********** runsvc.c **********/

/*
	Invoke the runsvc command to execute the comands of a service.

	Returns the pid of the child process containing the runsvc instance.
*/
pid_t runsvc(service_t *svc);

/********** config.c **********/

/* load persistent configuration from disk */
int config_load(void);

svc_run_data_t *config_rt_data_by_pid(pid_t pid);

/*
  Get the next service that is waiting to be launched. Returns NULL if
  the queue is empty.
 */
svc_run_data_t *config_dequeue(void);

/*
  Transition to a different target, if possible in the current state.

  The transition may be ignored, e.g. if we are currently in the reboot
  or shutdown target.
 */
void config_set_target(int tgt);

/* Ask whether we should respawn services in the current target */
bool config_should_respawn(void);

/* refuse to dequeue further services until this one terminates */
void config_set_waiting(svc_run_data_t *rt);

/* are we currently waiting for a service to terminate? */
bool config_is_waiting(void);

/********** print_status.c **********/

void print_status(const svc_run_data_t *rt);

#endif /* INIT_H */