1 /*- 2 * SPDX-License-Identifier: BSD-3-Clause 3 * 4 * Copyright (c) 1996 Peter Wemm <peter@FreeBSD.org>. 5 * All rights reserved. 6 * Copyright (c) 2002 Networks Associates Technology, Inc. 7 * All rights reserved. 8 * 9 * Portions of this software were developed for the FreeBSD Project by 10 * ThinkSec AS and NAI Labs, the Security Research Division of Network 11 * Associates, Inc. under DARPA/SPAWAR contract N66001-01-C-8035 12 * ("CBOSS"), as part of the DARPA CHATS research program. 13 * 14 * Redistribution and use in source and binary forms, with or without 15 * modification, is permitted provided that the following conditions 16 * are met: 17 * 1. Redistributions of source code must retain the above copyright 18 * notice, this list of conditions and the following disclaimer. 19 * 2. Redistributions in binary form must reproduce the above copyright 20 * notice, this list of conditions and the following disclaimer in the 21 * documentation and/or other materials provided with the distribution. 22 * 3. The name of the author may not be used to endorse or promote 23 * products derived from this software without specific prior written 24 * permission. 25 * 26 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND 27 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE 28 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE 29 * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE 30 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL 31 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS 32 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) 33 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT 34 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY 35 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF 36 * SUCH DAMAGE. 37 * 38 * $FreeBSD$ 39 */ 40 41 #ifndef _LIBUTIL_H_ 42 #define _LIBUTIL_H_ 43 44 #include <sys/cdefs.h> 45 #include <sys/_types.h> 46 #include <sys/_stdint.h> 47 48 #ifndef _GID_T_DECLARED 49 typedef __gid_t gid_t; 50 #define _GID_T_DECLARED 51 #endif 52 53 #ifndef _MODE_T_DECLARED 54 typedef __mode_t mode_t; 55 #define _MODE_T_DECLARED 56 #endif 57 58 #ifndef _PID_T_DECLARED 59 typedef __pid_t pid_t; 60 #define _PID_T_DECLARED 61 #endif 62 63 #ifndef _SIZE_T_DECLARED 64 typedef __size_t size_t; 65 #define _SIZE_T_DECLARED 66 #endif 67 68 #ifndef _UID_T_DECLARED 69 typedef __uid_t uid_t; 70 #define _UID_T_DECLARED 71 #endif 72 73 #define PROPERTY_MAX_NAME 64 74 #define PROPERTY_MAX_VALUE 512 75 76 /* For properties.c. */ 77 typedef struct _property { 78 struct _property *next; 79 char *name; 80 char *value; 81 } *properties; 82 83 /* Avoid pulling in all the include files for no need. */ 84 struct in_addr; 85 struct pidfh; 86 struct sockaddr; 87 struct termios; 88 struct winsize; 89 90 __BEGIN_DECLS 91 char *auth_getval(const char *_name); 92 void clean_environment(const char * const *_white, 93 const char * const *_more_white); 94 int expand_number(const char *_buf, uint64_t *_num); 95 int extattr_namespace_to_string(int _attrnamespace, char **_string); 96 int extattr_string_to_namespace(const char *_string, int *_attrnamespace); 97 int flopen(const char *_path, int _flags, ...); 98 int flopenat(int _dirfd, const char *_path, int _flags, ...); 99 int forkpty(int *_amaster, char *_name, 100 struct termios *_termp, struct winsize *_winp); 101 void hexdump(const void *_ptr, int _length, const char *_hdr, int _flags); 102 int humanize_number(char *_buf, size_t _len, int64_t _number, 103 const char *_suffix, int _scale, int _flags); 104 struct kinfo_file * 105 kinfo_getfile(pid_t _pid, int *_cntp); 106 struct kinfo_vmentry * 107 kinfo_getvmmap(pid_t _pid, int *_cntp); 108 struct kinfo_vmobject * 109 kinfo_getvmobject(int *_cntp); 110 struct kinfo_proc * 111 kinfo_getallproc(int *_cntp); 112 struct kinfo_proc * 113 kinfo_getproc(pid_t _pid); 114 int kld_isloaded(const char *_name); 115 int kld_load(const char *_name); 116 int login_tty(int _fd); 117 int openpty(int *_amaster, int *_aslave, char *_name, 118 struct termios *_termp, struct winsize *_winp); 119 int pidfile_close(struct pidfh *_pfh); 120 int pidfile_fileno(const struct pidfh *_pfh); 121 struct pidfh * 122 pidfile_open(const char *_path, mode_t _mode, pid_t *_pidptr); 123 int pidfile_remove(struct pidfh *_pfh); 124 int pidfile_write(struct pidfh *_pfh); 125 void properties_free(properties _list); 126 char *property_find(properties _list, const char *_name); 127 properties 128 properties_read(int _fd); 129 int realhostname(char *_host, size_t _hsize, const struct in_addr *_ip); 130 int realhostname_sa(char *_host, size_t _hsize, struct sockaddr *_addr, 131 int _addrlen); 132 int _secure_path(const char *_path, uid_t _uid, gid_t _gid); 133 void trimdomain(char *_fullhost, int _hostsize); 134 const char * 135 uu_lockerr(int _uu_lockresult); 136 int uu_lock(const char *_ttyname); 137 int uu_unlock(const char *_ttyname); 138 int uu_lock_txfr(const char *_ttyname, pid_t _pid); 139 140 /* 141 * Conditionally prototype the following functions if the include 142 * files upon which they depend have been included. 143 */ 144 #ifdef _STDIO_H_ 145 char *fparseln(FILE *_fp, size_t *_len, size_t *_lineno, 146 const char _delim[3], int _flags); 147 #endif 148 149 #ifdef _PWD_H_ 150 int pw_copy(int _ffd, int _tfd, const struct passwd *_pw, 151 struct passwd *_old_pw); 152 struct passwd 153 *pw_dup(const struct passwd *_pw); 154 int pw_edit(int _notsetuid); 155 int pw_equal(const struct passwd *_pw1, const struct passwd *_pw2); 156 void pw_fini(void); 157 int pw_init(const char *_dir, const char *_master); 158 void pw_initpwd(struct passwd *_pw); 159 char *pw_make(const struct passwd *_pw); 160 char *pw_make_v7(const struct passwd *_pw); 161 int pw_mkdb(const char *_user); 162 int pw_lock(void); 163 struct passwd * 164 pw_scan(const char *_line, int _flags); 165 const char * 166 pw_tempname(void); 167 int pw_tmp(int _mfd); 168 #endif 169 170 #ifdef _GRP_H_ 171 int gr_copy(int __ffd, int _tfd, const struct group *_gr, 172 struct group *_old_gr); 173 struct group * 174 gr_dup(const struct group *_gr); 175 struct group * 176 gr_add(const struct group *_gr, const char *_newmember); 177 int gr_equal(const struct group *_gr1, const struct group *_gr2); 178 void gr_fini(void); 179 int gr_init(const char *_dir, const char *_master); 180 int gr_lock(void); 181 char *gr_make(const struct group *_gr); 182 int gr_mkdb(void); 183 struct group * 184 gr_scan(const char *_line); 185 int gr_tmp(int _mdf); 186 #endif 187 188 #ifdef _UFS_UFS_QUOTA_H_ 189 struct fstab; 190 struct quotafile; 191 int quota_check_path(const struct quotafile *_qf, const char *_path); 192 void quota_close(struct quotafile *_qf); 193 int quota_convert(struct quotafile *_qf, int _wordsize); 194 const char * 195 quota_fsname(const struct quotafile *_qf); 196 int quota_maxid(struct quotafile *_qf); 197 int quota_off(struct quotafile *_qf); 198 int quota_on(struct quotafile *_qf); 199 struct quotafile * 200 quota_open(struct fstab *_fs, int _quotatype, int _openflags); 201 const char * 202 quota_qfname(const struct quotafile *_qf); 203 int quota_read(struct quotafile *_qf, struct dqblk *_dqb, int _id); 204 int quota_write_limits(struct quotafile *_qf, struct dqblk *_dqb, int _id); 205 int quota_write_usage(struct quotafile *_qf, struct dqblk *_dqb, int _id); 206 #endif 207 208 __END_DECLS 209 210 /* fparseln(3) */ 211 #define FPARSELN_UNESCESC 0x01 212 #define FPARSELN_UNESCCONT 0x02 213 #define FPARSELN_UNESCCOMM 0x04 214 #define FPARSELN_UNESCREST 0x08 215 #define FPARSELN_UNESCALL 0x0f 216 217 /* Flags for hexdump(3). */ 218 #define HD_COLUMN_MASK 0xff 219 #define HD_DELIM_MASK 0xff00 220 #define HD_OMIT_COUNT (1 << 16) 221 #define HD_OMIT_HEX (1 << 17) 222 #define HD_OMIT_CHARS (1 << 18) 223 224 /* Values for humanize_number(3)'s flags parameter. */ 225 #define HN_DECIMAL 0x01 226 #define HN_NOSPACE 0x02 227 #define HN_B 0x04 228 #define HN_DIVISOR_1000 0x08 229 #define HN_IEC_PREFIXES 0x10 230 231 /* Values for humanize_number(3)'s scale parameter. */ 232 #define HN_GETSCALE 0x10 233 #define HN_AUTOSCALE 0x20 234 235 /* Return values from realhostname(). */ 236 #define HOSTNAME_FOUND 0 237 #define HOSTNAME_INCORRECTNAME 1 238 #define HOSTNAME_INVALIDADDR 2 239 #define HOSTNAME_INVALIDNAME 3 240 241 /* Flags for pw_scan(). */ 242 #define PWSCAN_MASTER 0x01 243 #define PWSCAN_WARN 0x02 244 245 /* Return values from uu_lock(). */ 246 #define UU_LOCK_INUSE 1 247 #define UU_LOCK_OK 0 248 #define UU_LOCK_OPEN_ERR (-1) 249 #define UU_LOCK_READ_ERR (-2) 250 #define UU_LOCK_CREAT_ERR (-3) 251 #define UU_LOCK_WRITE_ERR (-4) 252 #define UU_LOCK_LINK_ERR (-5) 253 #define UU_LOCK_TRY_ERR (-6) 254 #define UU_LOCK_OWNER_ERR (-7) 255 256 #endif /* !_LIBUTIL_H_ */ 257