minix3-3.4.0/include/util.h

1 /*	$NetBSD: util.h,v 1.68 2015/09/24 14:39:37 christos 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_
41 typedef _BSD_TIME_T_    time_t;
42 #undef  _BSD_TIME_T_
43 #endif
44 #ifdef  _BSD_SIZE_T_
45 typedef _BSD_SIZE_T_    size_t;
46 #undef  _BSD_SIZE_T_
47 #endif
48 
49 #if defined(_POSIX_C_SOURCE)
50 #ifndef __VA_LIST_DECLARED
51 typedef __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
64 struct disklabel;
65 struct iovec;
66 struct passwd;
67 struct termios;
68 struct utmp;
69 struct utmpx;
70 struct winsize;
71 struct sockaddr;
72 
73 char	       *flags_to_string(unsigned long, const char *);
74 pid_t		forkpty(int *, char *, struct termios *, struct winsize *);
75 const char     *getbootfile(void);
76 int		getbyteorder(void);
77 off_t		getlabeloffset(void);
78 int		getlabelsector(void);
79 int		getlabelusesmbr(void);
80 int		getmaxpartitions(void);
81 int		getrawpartition(void);
82 const char     *getdiskrawname(char *, size_t, const char *);
83 const char     *getdiskcookedname(char *, size_t, const char *);
84 const char     *getfstypename(int);
85 const char     *getfsspecname(char *, size_t, const char *);
86 struct kinfo_vmentry *kinfo_getvmmap(pid_t, size_t *);
87 #ifndef __LIBC12_SOURCE__
88 void		login(const struct utmp *) __RENAME(__login50);
89 void		loginx(const struct utmpx *) __RENAME(__loginx50);
90 #endif
91 int		login_tty(int);
92 int		logout(const char *);
93 int		logoutx(const char *, int, int);
94 void		logwtmp(const char *, const char *, const char *);
95 void		logwtmpx(const char *, const char *, const char *, int, int);
96 int		opendisk(const char *, int, char *, size_t, int);
97 int		opendisk1(const char *, int, char *, size_t, int,
98 			  int (*)(const char *, int, ...));
99 int		openpty(int *, int *, char *, struct termios *,
100     struct winsize *);
101 #ifndef __LIBC12_SOURCE__
102 time_t		parsedate(const char *, const time_t *, const int *)
103     __RENAME(__parsedate50);
104 #endif
105 int		pidfile(const char *);
106 int		pidlock(const char *, int, pid_t *, const char *);
107 int		pw_abort(void);
108 #ifndef __LIBC12_SOURCE__
109 void		pw_copy(int, int, struct passwd *, struct passwd *)
110     __RENAME(__pw_copy50);
111 int		pw_copyx(int, int, struct passwd *, struct passwd *,
112     char *, size_t) __RENAME(__pw_copyx50);
113 #endif
114 void		pw_edit(int, const char *);
115 __dead void	pw_error(const char *, int, int);
116 void		pw_getconf(char *, size_t, const char *, const char *);
117 #ifndef __LIBC12_SOURCE__
118 void		pw_getpwconf(char *, size_t, const struct passwd *,
119     const char *) __RENAME(__pw_getpwconf50);
120 #endif
121 const char     *pw_getprefix(void);
122 void		pw_init(void);
123 int		pw_lock(int);
124 int		pw_mkdb(const char *, int);
125 void		pw_prompt(void);
126 int		pw_setprefix(const char *);
127 int		raise_default_signal(int);
128 int		secure_path(const char *);
129 int		snprintb_m(char *, size_t, const char *, uint64_t, size_t);
130 int		snprintb(char *, size_t, const char *, uint64_t);
131 int		sockaddr_snprintf(char *, size_t, const char *,
132     const struct sockaddr *);
133 char 	       *strpct(char *, size_t, uintmax_t, uintmax_t, size_t);
134 char 	       *strspct(char *, size_t, intmax_t, intmax_t, size_t);
135 int		string_to_flags(char **, unsigned long *, unsigned long *);
136 int		ttyaction(const char *, const char *, const char *);
137 int		ttylock(const char *, int, pid_t *);
138 char	       *ttymsg(struct iovec *, int, const char *, int);
139 int		ttyunlock(const char *);
140 
141 uint16_t	disklabel_dkcksum(struct disklabel *);
142 int		disklabel_scan(struct disklabel *, char *, size_t);
143 
144 /* Error checked functions */
145 void		(*esetfunc(void (*)(int, const char *, ...)))
146     (int, const char *, ...);
147 size_t 		estrlcpy(char *, const char *, size_t);
148 size_t 		estrlcat(char *, const char *, size_t);
149 char 		*estrdup(const char *);
150 char 		*estrndup(const char *, size_t);
151 intmax_t	estrtoi(const char *, int, intmax_t, intmax_t);
152 uintmax_t	estrtou(const char *, int, uintmax_t, uintmax_t);
153 void 		*ecalloc(size_t, size_t);
154 void 		*emalloc(size_t);
155 void 		*erealloc(void *, size_t);
156 void 		ereallocarr(void *, size_t, size_t);
157 struct __sFILE	*efopen(const char *, const char *);
158 int	 	easprintf(char ** __restrict, const char * __restrict, ...)
159 			__printflike(2, 3);
160 int		evasprintf(char ** __restrict, const char * __restrict,
161     __va_list) __printflike(2, 0);
162 __END_DECLS
163 
164 #endif /* !_UTIL_H_ */