summaryrefslogtreecommitdiff
path: root/src/basic/user-util.h
blob: 7995698f272e8c6fc3e8435ffd7b97a6415ac7f5 (plain)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
/*-*- Mode: C; c-basic-offset: 8; indent-tabs-mode: nil -*-*/

#pragma once

/***
  This file is part of systemd.

  Copyright 2010 Lennart Poettering

  systemd is free software; you can redistribute it and/or modify it
  under the terms of the GNU Lesser General Public License as published by
  the Free Software Foundation; either version 2.1 of the License, or
  (at your option) any later version.

  systemd is distributed in the hope that it will be useful, but
  WITHOUT ANY WARRANTY; without even the implied warranty of
  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
  Lesser General Public License for more details.

  You should have received a copy of the GNU Lesser General Public License
  along with systemd; If not, see <http://www.gnu.org/licenses/>.
***/

#include <sys/types.h>
#include <stdbool.h>

bool uid_is_valid(uid_t uid);

static inline bool gid_is_valid(gid_t gid) {
        return uid_is_valid((uid_t) gid);
}

int parse_uid(const char *s, uid_t* ret_uid);

static inline int parse_gid(const char *s, gid_t *ret_gid) {
        return parse_uid(s, (uid_t*) ret_gid);
}

char* getlogname_malloc(void);
char* getusername_malloc(void);

int get_user_creds(const char **username, uid_t *uid, gid_t *gid, const char **home, const char **shell);
int get_group_creds(const char **groupname, gid_t *gid);

char* uid_to_name(uid_t uid);
char* gid_to_name(gid_t gid);

int in_gid(gid_t gid);
int in_group(const char *name);

int get_home_dir(char **ret);
int get_shell(char **_ret);

int reset_uid_gid(void);