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