/contrib/bind9/bin/named/unix/include/named/os.h

 1/*
 2 * Copyright (C) 2004, 2005, 2007-2009  Internet Systems Consortium, Inc. ("ISC")
 3 * Copyright (C) 1999-2002  Internet Software Consortium.
 4 *
 5 * Permission to use, copy, modify, and/or distribute this software for any
 6 * purpose with or without fee is hereby granted, provided that the above
 7 * copyright notice and this permission notice appear in all copies.
 8 *
 9 * THE SOFTWARE IS PROVIDED "AS IS" AND ISC DISCLAIMS ALL WARRANTIES WITH
10 * REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF MERCHANTABILITY
11 * AND FITNESS.  IN NO EVENT SHALL ISC BE LIABLE FOR ANY SPECIAL, DIRECT,
12 * INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES WHATSOEVER RESULTING FROM
13 * LOSS OF USE, DATA OR PROFITS, WHETHER IN AN ACTION OF CONTRACT, NEGLIGENCE
14 * OR OTHER TORTIOUS ACTION, ARISING OUT OF OR IN CONNECTION WITH THE USE OR
15 * PERFORMANCE OF THIS SOFTWARE.
16 */
17
18/* $Id: os.h,v 1.31 2009/08/05 23:47:43 tbox Exp $ */
19
20#ifndef NS_OS_H
21#define NS_OS_H 1
22
23/*! \file */
24
25#include <isc/types.h>
26
27void
28ns_os_init(const char *progname);
29
30void
31ns_os_daemonize(void);
32
33void
34ns_os_opendevnull(void);
35
36void
37ns_os_closedevnull(void);
38
39void
40ns_os_chroot(const char *root);
41
42void
43ns_os_inituserinfo(const char *username);
44
45void
46ns_os_changeuser(void);
47
48void
49ns_os_adjustnofile(void);
50
51void
52ns_os_minprivs(void);
53
54FILE *
55ns_os_openfile(const char *filename, mode_t mode, isc_boolean_t switch_user);
56
57void
58ns_os_writepidfile(const char *filename, isc_boolean_t first_time);
59
60void
61ns_os_shutdown(void);
62
63isc_result_t
64ns_os_gethostname(char *buf, size_t len);
65
66void
67ns_os_shutdownmsg(char *command, isc_buffer_t *text);
68
69void
70ns_os_tzset(void);
71
72void
73ns_os_started(void);
74
75#endif /* NS_OS_H */