1/* 2 * Copyright (c) 1996 Peter Wemm <peter@FreeBSD.org>. 3 * All rights reserved. 4 * Copyright (c) 2002 Networks Associates Technology, Inc. 5 * All rights reserved. 6 * 7 * Portions of this software were developed for the FreeBSD Project by 8 * ThinkSec AS and NAI Labs, the Security Research Division of Network 9 * Associates, Inc. under DARPA/SPAWAR contract N66001-01-C-8035 10 * ("CBOSS"), as part of the DARPA CHATS research program. 11 * 12 * Redistribution and use in source and binary forms, with or without 13 * modification, is permitted provided that the following conditions 14 * are met: 15 * 1. Redistributions of source code must retain the above copyright 16 * notice, this list of conditions and the following disclaimer. 17 * 2. Redistributions in binary form must reproduce the above copyright 18 * notice, this list of conditions and the following disclaimer in the 19 * documentation and/or other materials provided with the distribution. 20 * 3. The name of the author may not be used to endorse or promote 21 * products derived from this software without specific prior written 22 * permission. 23 * 24 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND 25 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE 26 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE 27 * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE 28 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL 29 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS 30 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) 31 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT 32 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY 33 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF 34 * SUCH DAMAGE. 35 * 36 * $FreeBSD: src/lib/libutil/libutil.h,v 1.42 2006/02/18 11:25:28 des Exp $ 37 */ 38 39#ifndef _LIBUTIL_H_ 40#define _LIBUTIL_H_ 41 42#include <unistd.h> 43#include <stdbool.h> 44 45#ifdef _SYS_PARAM_H_ 46/* for pidfile.c */ 47struct pidfh { 48 int pf_fd; 49 char pf_path[MAXPATHLEN + 1]; 50 dev_t pf_dev; 51 ino_t pf_ino; 52}; 53#endif 54 55struct in_addr; 56struct sockaddr; 57 58__BEGIN_DECLS 59int humanize_number(char *_buf, size_t _len, int64_t _number, 60 const char *_suffix, int _scale, int _flags); 61 62int realhostname(char *host, size_t hsize, const struct in_addr *ip); 63int realhostname_sa(char *host, size_t hsize, struct sockaddr *addr, 64 int addrlen); 65 66#ifdef _SYS_PARAM_H_ 67struct pidfh *pidfile_open(const char *path, mode_t mode, pid_t *pidptr); 68int pidfile_write(struct pidfh *pfh); 69int pidfile_close(struct pidfh *pfh); 70int pidfile_remove(struct pidfh *pfh); 71#endif 72 73int reexec_to_match_kernel(void); 74int reexec_to_match_lp64ness(bool isLP64); 75 76__END_DECLS 77 78/* return values from realhostname() */ 79#define HOSTNAME_FOUND (0) 80#define HOSTNAME_INCORRECTNAME (1) 81#define HOSTNAME_INVALIDADDR (2) 82#define HOSTNAME_INVALIDNAME (3) 83 84/* humanize_number(3) */ 85#define HN_DECIMAL 0x01 86#define HN_NOSPACE 0x02 87#define HN_B 0x04 88#define HN_DIVISOR_1000 0x08 89 90#define HN_GETSCALE 0x10 91#define HN_AUTOSCALE 0x20 92 93#endif /* !_LIBUTIL_H_ */ 94