blob: 5ac7241a59fae20f297eef41a8bb26bfe74b94cd [file] [log] [blame]
/* SPDX-License-Identifier: LGPL-2.1-or-later */
#pragma once
#include <stdbool.h>
#include <stdio.h>
typedef enum HostnameSource {
HOSTNAME_STATIC, /* from /etc/hostname */
HOSTNAME_TRANSIENT, /* a transient hostname set through systemd, hostnamed, the container manager, or otherwise */
HOSTNAME_DEFAULT, /* the os-release default or the compiled-in fallback were used */
} HostnameSource;
const char* hostname_source_to_string(HostnameSource source) _const_;
HostnameSource hostname_source_from_string(const char *str) _pure_;
int sethostname_idempotent(const char *s);
int shorten_overlong(const char *s, char **ret);
int read_etc_hostname_stream(FILE *f, char **ret);
int read_etc_hostname(const char *path, char **ret);
bool get_hostname_filtered(char ret[static HOST_NAME_MAX + 1]);
void hostname_update_source_hint(const char *hostname, HostnameSource source);
int hostname_setup(bool really);