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1.1 root 1: /*
2: * Copyright (c) 2000 Apple Computer, Inc. All rights reserved.
3: *
4: * @APPLE_LICENSE_HEADER_START@
5: *
6: * The contents of this file constitute Original Code as defined in and
7: * are subject to the Apple Public Source License Version 1.1 (the
8: * "License"). You may not use this file except in compliance with the
9: * License. Please obtain a copy of the License at
10: * http://www.apple.com/publicsource and read it before using this file.
11: *
12: * This Original Code and all software distributed under the License are
13: * distributed on an "AS IS" basis, WITHOUT WARRANTY OF ANY KIND, EITHER
14: * EXPRESS OR IMPLIED, AND APPLE HEREBY DISCLAIMS ALL SUCH WARRANTIES,
15: * INCLUDING WITHOUT LIMITATION, ANY WARRANTIES OF MERCHANTABILITY,
16: * FITNESS FOR A PARTICULAR PURPOSE OR NON-INFRINGEMENT. Please see the
17: * License for the specific language governing rights and limitations
18: * under the License.
19: *
20: * @APPLE_LICENSE_HEADER_END@
21: */
22: /*-
23: * Copyright (c) 1989, 1993
24: * The Regents of the University of California. All rights reserved.
25: *
26: * Redistribution and use in source and binary forms, with or without
27: * modification, are permitted provided that the following conditions
28: * are met:
29: * 1. Redistributions of source code must retain the above copyright
30: * notice, this list of conditions and the following disclaimer.
31: * 2. Redistributions in binary form must reproduce the above copyright
32: * notice, this list of conditions and the following disclaimer in the
33: * documentation and/or other materials provided with the distribution.
34: * 3. All advertising materials mentioning features or use of this software
35: * must display the following acknowledgement:
36: * This product includes software developed by the University of
37: * California, Berkeley and its contributors.
38: * 4. Neither the name of the University nor the names of its contributors
39: * may be used to endorse or promote products derived from this software
40: * without specific prior written permission.
41: *
42: * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
43: * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
44: * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
45: * ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
46: * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
47: * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
48: * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
49: * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
50: * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
51: * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
52: * SUCH DAMAGE.
53: *
54: * @(#)dirent.h 8.2 (Berkeley) 7/28/94
55: */
56:
57: #ifndef _DIRENT_H_
58: #define _DIRENT_H_
59:
60: /*
61: * The kernel defines the format of directory entries returned by
62: * the getdirentries(2) system call.
63: */
64: #include <sys/dirent.h>
65:
66: #ifdef _POSIX_SOURCE
67: typedef void * DIR;
68: #else
69:
70: #define d_ino d_fileno /* backward compatibility */
71:
72: /* definitions for library routines operating on directories. */
73: #define DIRBLKSIZ 1024
74:
75: /* structure describing an open directory. */
76: typedef struct _dirdesc {
77: int dd_fd; /* file descriptor associated with directory */
78: long dd_loc; /* offset in current buffer */
79: long dd_size; /* amount of data returned by getdirentries */
80: char *dd_buf; /* data buffer */
81: int dd_len; /* size of data buffer */
82: long dd_seek; /* magic cookie returned by getdirentries */
83: long dd_rewind; /* magic cookie for rewinding */
84: int dd_flags; /* flags for readdir */
85: } DIR;
86:
87: #define dirfd(dirp) ((dirp)->dd_fd)
88:
89: /* flags for opendir2 */
90: #define DTF_HIDEW 0x0001 /* hide whiteout entries */
91: #define DTF_NODUP 0x0002 /* don't return duplicate names */
92: #define DTF_REWIND 0x0004 /* rewind after reading union stack */
93: #define __DTF_READALL 0x0008 /* everything has been read */
94:
95: #ifndef NULL
96: #define NULL 0
97: #endif
98:
99: #endif /* _POSIX_SOURCE */
100:
101: #ifndef KERNEL
102:
103: #include <sys/cdefs.h>
104:
105: __BEGIN_DECLS
106: DIR *opendir __P((const char *));
107: struct dirent *readdir __P((DIR *));
108: void rewinddir __P((DIR *));
109: int closedir __P((DIR *));
110: #ifndef _POSIX_SOURCE
111: DIR *__opendir2 __P((const char *, int));
112: long telldir __P((const DIR *));
113: void seekdir __P((DIR *, long));
114: int scandir __P((const char *, struct dirent ***,
115: int (*)(struct dirent *), int (*)(const void *, const void *)));
116: int alphasort __P((const void *, const void *));
117: int getdirentries __P((int, char *, int, long *));
118: #endif /* not POSIX */
119: __END_DECLS
120:
121: #endif /* !KERNEL */
122:
123: #endif /* !_DIRENT_H_ */
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