Annotation of src/include/dirent.h, Revision 1.33
1.33 ! zhuk 1: /* $OpenBSD: dirent.h,v 1.32 2013/08/16 08:33:20 guenther Exp $ */
1.1 deraadt 2: /* $NetBSD: dirent.h,v 1.9 1995/03/26 20:13:37 jtc Exp $ */
3:
4: /*-
5: * Copyright (c) 1989, 1993
6: * The Regents of the University of California. All rights reserved.
7: *
8: * Redistribution and use in source and binary forms, with or without
9: * modification, are permitted provided that the following conditions
10: * are met:
11: * 1. Redistributions of source code must retain the above copyright
12: * notice, this list of conditions and the following disclaimer.
13: * 2. Redistributions in binary form must reproduce the above copyright
14: * notice, this list of conditions and the following disclaimer in the
15: * documentation and/or other materials provided with the distribution.
1.10 millert 16: * 3. Neither the name of the University nor the names of its contributors
1.1 deraadt 17: * may be used to endorse or promote products derived from this software
18: * without specific prior written permission.
19: *
20: * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
21: * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
22: * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
23: * ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
24: * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
25: * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
26: * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
27: * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
28: * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
29: * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
30: * SUCH DAMAGE.
31: *
32: * @(#)dirent.h 8.2 (Berkeley) 7/28/94
33: */
34:
35: #ifndef _DIRENT_H_
36: #define _DIRENT_H_
37:
1.15 millert 38: #include <sys/cdefs.h>
39:
1.1 deraadt 40: /*
1.2 deraadt 41: * POSIX doesn't mandate this, but X/Open XPG 4.2 does.
42: */
1.31 guenther 43: #if __BSD_VISIBLE || __XPG_VISIBLE >= 400
1.2 deraadt 44: #include <sys/types.h>
1.31 guenther 45: #else
46: #include <sys/_types.h>
1.2 deraadt 47: #endif
48:
49: /*
1.1 deraadt 50: * The kernel defines the format of directory entries returned by
1.32 guenther 51: * the getdents(2) system call.
1.1 deraadt 52: */
53: #include <sys/dirent.h>
54:
1.15 millert 55: #if __BSD_VISIBLE || __XPG_VISIBLE
56: #define d_ino d_fileno /* backward compatibility */
57: #endif
1.1 deraadt 58:
1.27 matthew 59: typedef struct _dirdesc DIR;
1.20 guenther 60:
1.15 millert 61: #if __BSD_VISIBLE
1.1 deraadt 62:
63: /* definitions for library routines operating on directories. */
64: #define DIRBLKSIZ 1024
65:
66: #ifndef NULL
1.5 espie 67: #ifdef __GNUG__
1.6 espie 68: #define NULL __null
1.22 jsg 69: #elif defined(__cplusplus)
70: #define NULL 0L
1.5 espie 71: #else
1.21 miod 72: #define NULL ((void *)0)
1.15 millert 73: #endif /* __GNUG__ */
74: #endif /* !NULL */
1.1 deraadt 75:
1.27 matthew 76: #endif /* __BSD_VISIBLE */
1.1 deraadt 77:
78: __BEGIN_DECLS
1.7 millert 79: DIR *opendir(const char *);
1.24 matthew 80: #if __POSIX_VISIBLE >= 200809
81: DIR *fdopendir(int);
82: #endif
1.7 millert 83: struct dirent *readdir(DIR *);
84: void rewinddir(DIR *);
85: int closedir(DIR *);
1.15 millert 86: #if __BSD_VISIBLE
1.32 guenther 87: int getdents(int, void *, size_t)
1.13 avsm 88: __attribute__ ((__bounded__(__string__,2,3)));
1.15 millert 89: #endif /* __BSD_VISIBLE */
90: #if __XPG_VISIBLE
1.16 otto 91: long telldir(DIR *);
1.15 millert 92: void seekdir(DIR *, long);
93: #endif
94: #if __POSIX_VISIBLE >= 199506 || __XPG_VISIBLE >= 500
1.26 guenther 95: int readdir_r(DIR *__restrict, struct dirent *__restrict,
96: struct dirent **__restrict);
1.20 guenther 97: #endif
1.26 guenther 98: #if __POSIX_VISIBLE >= 200809
1.29 guenther 99: int scandir(const char *, struct dirent ***, int (*)(const struct dirent *),
1.26 guenther 100: int (*)(const struct dirent **, const struct dirent **));
101: int alphasort(const struct dirent **, const struct dirent **);
1.28 guenther 102: #elif __BSD_VISIBLE
103: int scandir(const char *, struct dirent ***, int (*)(struct dirent *),
104: int (*)(const void *, const void *));
105: int alphasort(const void *, const void *);
1.25 matthew 106: #endif
107: #if __POSIX_VISIBLE >= 200809 || __XPG_VISIBLE > 600
1.27 matthew 108: int dirfd(DIR *);
1.15 millert 109: #endif
1.1 deraadt 110: __END_DECLS
111:
112: #endif /* !_DIRENT_H_ */
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