2 * SPDX-License-Identifier: BSD-3-Clause
4 * Copyright (c) 1989, 1993
5 * The Regents of the University of California. All rights reserved.
7 * Redistribution and use in source and binary forms, with or without
8 * modification, are permitted provided that the following conditions
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.
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
36 * The kernel defines the format of directory entries returned by
37 * the getdirentries(2) system call.
39 #include <sys/cdefs.h>
40 #include <sys/_types.h>
41 #include <sys/dirent.h>
45 #ifndef _SIZE_T_DECLARED
46 typedef __size_t size_t;
47 #define _SIZE_T_DECLARED
50 #ifndef _SSIZE_T_DECLARED
51 typedef __ssize_t ssize_t;
52 #define _SSIZE_T_DECLARED
55 #ifndef _OFF_T_DECLARED
56 typedef __off_t off_t;
57 #define _OFF_T_DECLARED
60 #endif /* __BSD_VISIBLE */
64 #ifndef _INO_T_DECLARED
65 typedef __ino_t ino_t;
66 #define _INO_T_DECLARED
70 * XXX this is probably illegal in the __XSI_VISIBLE case, but brings us closer
71 * to the specification.
73 #define d_ino d_fileno /* backward and XSI compatibility */
75 #endif /* __XSI_VISIBLE */
79 #include <sys/_null.h>
81 /* definitions for library routines operating on directories. */
82 #define DIRBLKSIZ 1024
85 typedef struct _dirdesc DIR;
87 /* flags for opendir2 */
88 #define DTF_HIDEW 0x0001 /* hide whiteout entries */
89 #define DTF_NODUP 0x0002 /* don't return duplicate names */
90 #define DTF_REWIND 0x0004 /* rewind after reading union stack */
91 #define __DTF_READALL 0x0008 /* everything has been read */
92 #define __DTF_SKIPREAD 0x0010 /* assume internal buffer is populated */
94 #else /* !__BSD_VISIBLE */
98 #endif /* __BSD_VISIBLE */
103 #if __POSIX_VISIBLE >= 200809 || __XSI_VISIBLE >= 700
104 int alphasort(const struct dirent **, const struct dirent **);
108 int versionsort(const struct dirent **, const struct dirent **);
109 DIR *__opendir2(const char *, int);
110 int fdclosedir(DIR *);
111 ssize_t getdents(int, char *, size_t);
112 ssize_t getdirentries(int, char *, size_t, off_t *);
114 DIR *opendir(const char *);
118 #if __POSIX_VISIBLE >= 199506 || __XSI_VISIBLE >= 500
119 int readdir_r(DIR *, struct dirent *, struct dirent **);
121 void rewinddir(DIR *);
122 #if __POSIX_VISIBLE >= 200809 || __XSI_VISIBLE >= 700
123 int scandir(const char *, struct dirent ***,
124 int (*)(const struct dirent *), int (*)(const struct dirent **,
125 const struct dirent **));
127 int scandir_b(const char *, struct dirent ***,
128 int (^)(const struct dirent *),
129 int (^)(const struct dirent **, const struct dirent **));
133 int scandirat(int, const char *, struct dirent ***,
134 int (*)(const struct dirent *), int (*)(const struct dirent **,
135 const struct dirent **));
138 void seekdir(DIR *, long);
144 #endif /* !_KERNEL */
146 #endif /* !_DIRENT_H_ */