1/* $NetBSD: util.h,v 1.69 2016/04/10 19:05:50 roy Exp $ */
2
3/*-
4 * Copyright (c) 1995
5 * The Regents of the University of California. All rights reserved.
6 *
7 * Redistribution and use in source and binary forms, with or without
8 * modification, are permitted provided that the following conditions
9 * are met:
10 * 1. Redistributions of source code must retain the above copyright
11 * notice, this list of conditions and the following disclaimer.
12 * 2. Redistributions in binary form must reproduce the above copyright
13 * notice, this list of conditions and the following disclaimer in the
14 * documentation and/or other materials provided with the distribution.
15 * 3. Neither the name of the University nor the names of its contributors
16 * may be used to endorse or promote products derived from this software
17 * without specific prior written permission.
18 *
19 * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
20 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
21 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
22 * ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
23 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
24 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
25 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
26 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
27 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
28 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
29 * SUCH DAMAGE.
30 */
31
32#ifndef _UTIL_H_
33#define _UTIL_H_
34
35#include <sys/cdefs.h>
36#include <sys/types.h>
37#include <sys/ansi.h>
38#include <sys/inttypes.h>
39
40#ifdef _BSD_TIME_T_
41typedef _BSD_TIME_T_ time_t;
42#undef _BSD_TIME_T_
43#endif
44#ifdef _BSD_SIZE_T_
45typedef _BSD_SIZE_T_ size_t;
46#undef _BSD_SIZE_T_
47#endif
48
49#if defined(_POSIX_C_SOURCE)
50#ifndef __VA_LIST_DECLARED
51typedef __va_list va_list;
52#define __VA_LIST_DECLARED
53#endif
54#endif
55
56#define PIDLOCK_NONBLOCK 1
57#define PIDLOCK_USEHOSTNAME 2
58
59#define PW_POLICY_BYSTRING 0
60#define PW_POLICY_BYPASSWD 1
61#define PW_POLICY_BYGROUP 2
62
63__BEGIN_DECLS
64struct disklabel;
65struct iovec;
66struct passwd;
67struct termios;
68struct utmp;
69struct utmpx;
70struct winsize;
71struct sockaddr;
72
73char *flags_to_string(unsigned long, const char *);
74pid_t forkpty(int *, char *, struct termios *, struct winsize *);
75const char *getbootfile(void);
76int getbyteorder(void);
77off_t getlabeloffset(void);
78int getlabelsector(void);
79int getlabelusesmbr(void);
80int getmaxpartitions(void);
81int getrawpartition(void);
82const char *getdiskrawname(char *, size_t, const char *);
83const char *getdiskcookedname(char *, size_t, const char *);
84const char *getfstypename(int);
85const char *getfsspecname(char *, size_t, const char *);
86struct kinfo_vmentry *kinfo_getvmmap(pid_t, size_t *);
87#ifndef __LIBC12_SOURCE__
88void login(const struct utmp *) __RENAME(__login50);
89void loginx(const struct utmpx *) __RENAME(__loginx50);
90#endif
91int login_tty(int);
92int logout(const char *);
93int logoutx(const char *, int, int);
94void logwtmp(const char *, const char *, const char *);
95void logwtmpx(const char *, const char *, const char *, int, int);
96int opendisk(const char *, int, char *, size_t, int);
97int opendisk1(const char *, int, char *, size_t, int,
98 int (*)(const char *, int, ...));
99int openpty(int *, int *, char *, struct termios *,
100 struct winsize *);
101#ifndef __LIBC12_SOURCE__
102time_t parsedate(const char *, const time_t *, const int *)
103 __RENAME(__parsedate50);
104#endif
105int pidfile(const char *);
106pid_t pidfile_lock(const char *);
107pid_t pidfile_read(const char *);
108int pidfile_clean(void);
109int pidlock(const char *, int, pid_t *, const char *);
110int pw_abort(void);
111#ifndef __LIBC12_SOURCE__
112void pw_copy(int, int, struct passwd *, struct passwd *)
113 __RENAME(__pw_copy50);
114int pw_copyx(int, int, struct passwd *, struct passwd *,
115 char *, size_t) __RENAME(__pw_copyx50);
116#endif
117void pw_edit(int, const char *);
118__dead void pw_error(const char *, int, int);
119void pw_getconf(char *, size_t, const char *, const char *);
120#ifndef __LIBC12_SOURCE__
121void pw_getpwconf(char *, size_t, const struct passwd *,
122 const char *) __RENAME(__pw_getpwconf50);
123#endif
124const char *pw_getprefix(void);
125void pw_init(void);
126int pw_lock(int);
127int pw_mkdb(const char *, int);
128void pw_prompt(void);
129int pw_setprefix(const char *);
130int raise_default_signal(int);
131int secure_path(const char *);
132int snprintb_m(char *, size_t, const char *, uint64_t, size_t);
133int snprintb(char *, size_t, const char *, uint64_t);
134int sockaddr_snprintf(char *, size_t, const char *,
135 const struct sockaddr *);
136char *strpct(char *, size_t, uintmax_t, uintmax_t, size_t);
137char *strspct(char *, size_t, intmax_t, intmax_t, size_t);
138int string_to_flags(char **, unsigned long *, unsigned long *);
139int ttyaction(const char *, const char *, const char *);
140int ttylock(const char *, int, pid_t *);
141char *ttymsg(struct iovec *, int, const char *, int);
142int ttyunlock(const char *);
143
144uint16_t disklabel_dkcksum(struct disklabel *);
145int disklabel_scan(struct disklabel *, char *, size_t);
146
147/* Error checked functions */
148void (*esetfunc(void (*)(int, const char *, ...)))
149 (int, const char *, ...);
150size_t estrlcpy(char *, const char *, size_t);
151size_t estrlcat(char *, const char *, size_t);
152char *estrdup(const char *);
153char *estrndup(const char *, size_t);
154intmax_t estrtoi(const char *, int, intmax_t, intmax_t);
155uintmax_t estrtou(const char *, int, uintmax_t, uintmax_t);
156void *ecalloc(size_t, size_t);
157void *emalloc(size_t);
158void *erealloc(void *, size_t);
159void ereallocarr(void *, size_t, size_t);
160struct __sFILE *efopen(const char *, const char *);
161int easprintf(char ** __restrict, const char * __restrict, ...)
162 __printflike(2, 3);
163int evasprintf(char ** __restrict, const char * __restrict,
164 __va_list) __printflike(2, 0);
165__END_DECLS
166
167#endif /* !_UTIL_H_ */
168