1 files changed, 25 insertions, 0 deletions
diff --git a/src/shared/hostname-setup.h b/src/shared/hostname-setup.h
new file mode 100644
index 0000000..6def36c
--- /dev/null
+++ b/src/shared/hostname-setup.h
@@ -0,0 +1,25 @@
+/* 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 */
+        _HOSTNAME_INVALID = -EINVAL,
+} 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);
+
+void hostname_update_source_hint(const char *hostname, HostnameSource source);
+int hostname_setup(bool really);