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git.ipfire.org Git - thirdparty/systemd.git/blob - src/basic/hostname-util.h
7ba386a0fd99c5162cd32b22e63b8ce24e344532
1 /* SPDX-License-Identifier: LGPL-2.1+ */
9 bool hostname_is_set(void);
11 char* gethostname_malloc(void);
12 int gethostname_strict(char **ret
);
14 bool valid_ldh_char(char c
) _const_
;
15 bool hostname_is_valid(const char *s
, bool allow_trailing_dot
) _pure_
;
16 char* hostname_cleanup(char *s
);
18 #define machine_name_is_valid(s) hostname_is_valid(s, false)
20 bool is_localhost(const char *hostname
);
21 bool is_gateway_hostname(const char *hostname
);
23 int sethostname_idempotent(const char *s
);
25 int shorten_overlong(const char *s
, char **ret
);
27 int read_etc_hostname_stream(FILE *f
, char **ret
);
28 int read_etc_hostname(const char *path
, char **ret
);