1 /* $NetBSD: util.h,v 1.63 2012/04/07 16:44:59 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/ttycom.h> 37 #include <sys/types.h> 38 #include <pwd.h> 39 #include <stdarg.h> 40 #include <stdio.h> 41 #include <termios.h> 42 #include <utmp.h> 43 #include <utmpx.h> 44 #include <stdint.h> 45 #include <machine/ansi.h> 46 47 #ifdef _BSD_TIME_T_ 48 typedef _BSD_TIME_T_ time_t; 49 #undef _BSD_TIME_T_ 50 #endif 51 52 #define PIDLOCK_NONBLOCK 1 53 #define PIDLOCK_USEHOSTNAME 2 54 55 #define PW_POLICY_BYSTRING 0 56 #define PW_POLICY_BYPASSWD 1 57 #define PW_POLICY_BYGROUP 2 58 59 __BEGIN_DECLS 60 struct disklabel; 61 struct iovec; 62 struct passwd; 63 struct termios; 64 struct utmp; 65 struct winsize; 66 struct sockaddr; 67 68 char *flags_to_string(unsigned long, const char *); 69 pid_t forkpty(int *, char *, struct termios *, struct winsize *); 70 const char *getbootfile(void); 71 off_t getlabeloffset(void); 72 int getlabelsector(void); 73 int getlabelusesmbr(void); 74 int getmaxpartitions(void); 75 int getrawpartition(void); 76 const char *getdiskrawname(char *, size_t, const char *); 77 const char *getdiskcookedname(char *, size_t, const char *); 78 const char *getfstypename(int); 79 const char *getfsspecname(char *, size_t, const char *); 80 #ifndef __LIBC12_SOURCE__ 81 void login(const struct utmp *) __RENAME(__login50); 82 void loginx(const struct utmpx *) __RENAME(__loginx50); 83 #endif 84 int login_tty(int); 85 int logout(const char *); 86 int logoutx(const char *, int, int); 87 void logwtmp(const char *, const char *, const char *); 88 void logwtmpx(const char *, const char *, const char *, int, int); 89 int opendisk(const char *, int, char *, size_t, int); 90 int opendisk1(const char *, int, char *, size_t, int, 91 int (*)(const char *, int, ...)); 92 int openpty(int *, int *, char *, struct termios *, 93 struct winsize *); 94 #ifndef __LIBC12_SOURCE__ 95 time_t parsedate(const char *, const time_t *, const int *) 96 __RENAME(__parsedate50); 97 #endif 98 int pidfile(const char *); 99 int pidlock(const char *, int, pid_t *, const char *); 100 int pw_abort(void); 101 #ifndef __LIBC12_SOURCE__ 102 void pw_copy(int, int, struct passwd *, struct passwd *) 103 __RENAME(__pw_copy50); 104 int pw_copyx(int, int, struct passwd *, struct passwd *, 105 char *, size_t) __RENAME(__pw_copyx50); 106 #endif 107 void pw_edit(int, const char *); 108 __dead void pw_error(const char *, int, int); 109 void pw_getconf(char *, size_t, const char *, const char *); 110 #ifndef __LIBC12_SOURCE__ 111 void pw_getpwconf(char *, size_t, const struct passwd *, 112 const char *) __RENAME(__pw_getpwconf50); 113 #endif 114 const char *pw_getprefix(void); 115 void pw_init(void); 116 int pw_lock(int); 117 int pw_mkdb(const char *, int); 118 void pw_prompt(void); 119 int pw_setprefix(const char *); 120 int raise_default_signal(int); 121 int secure_path(const char *); 122 int snprintb_m(char *, size_t, const char *, uint64_t, size_t); 123 int snprintb(char *, size_t, const char *, uint64_t); 124 int sockaddr_snprintf(char *, size_t, const char *, 125 const struct sockaddr *); 126 char *strpct(char *, size_t, uintmax_t, uintmax_t, size_t); 127 char *strspct(char *, size_t, intmax_t, intmax_t, size_t); 128 int string_to_flags(char **, unsigned long *, unsigned long *); 129 int ttyaction(const char *, const char *, const char *); 130 int ttylock(const char *, int, pid_t *); 131 char *ttymsg(struct iovec *, int, const char *, int); 132 int ttyunlock(const char *); 133 134 uint16_t disklabel_dkcksum(struct disklabel *); 135 int disklabel_scan(struct disklabel *, char *, size_t); 136 137 /* Error checked functions */ 138 void (*esetfunc(void (*)(int, const char *, ...))) 139 (int, const char *, ...); 140 size_t estrlcpy(char *, const char *, size_t); 141 size_t estrlcat(char *, const char *, size_t); 142 char *estrdup(const char *); 143 char *estrndup(const char *, size_t); 144 void *ecalloc(size_t, size_t); 145 void *emalloc(size_t); 146 void *erealloc(void *, size_t); 147 struct __sFILE *efopen(const char *, const char *); 148 int easprintf(char ** __restrict, const char * __restrict, ...) 149 __printflike(2, 3); 150 int evasprintf(char ** __restrict, const char * __restrict, va_list) 151 __printflike(2, 0); 152 __END_DECLS 153 154 #endif /* !_UTIL_H_ */ 155