2 * Copyright (c) 1989, 1993
3 * The Regents of the University of California. All rights reserved.
5 * Redistribution and use in source and binary forms, with or without
6 * modification, are permitted provided that the following conditions
8 * 1. Redistributions of source code must retain the above copyright
9 * notice, this list of conditions and the following disclaimer.
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11 * notice, this list of conditions and the following disclaimer in the
12 * documentation and/or other materials provided with the distribution.
13 * 4. Neither the name of the University nor the names of its contributors
14 * may be used to endorse or promote products derived from this software
15 * without specific prior written permission.
17 * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
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19 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
20 * ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
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23 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
24 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
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29 * @(#)dirent.h 8.2 (Berkeley) 7/28/94
30 * $FreeBSD: src/include/dirent.h,v 1.14 2003/12/07 21:10:06 marcel Exp $
37 * The kernel defines the format of directory entries returned by
38 * the getdirentries(2) system call.
40 #include <sys/cdefs.h>
41 #include <sys/dirent.h>
43 #if __BSD_VISIBLE || __XSI_VISIBLE
45 * XXX this is probably illegal in the __XSI_VISIBLE case, but brings us closer
46 * to the specification.
48 #define d_ino d_fileno /* backward and XSI compatibility */
53 #include <sys/_null.h>
55 /* definitions for library routines operating on directories. */
56 #define DIRBLKSIZ 1024
58 struct _telldir; /* see telldir.h */
60 /* structure describing an open directory. */
61 typedef struct _dirdesc {
62 int dd_fd; /* file descriptor associated with directory */
63 long dd_loc; /* offset in current buffer */
64 long dd_size; /* amount of data returned by getdirentries */
65 char *dd_buf; /* data buffer */
66 int dd_len; /* size of data buffer */
67 long dd_seek; /* magic cookie returned by getdirentries */
68 long dd_rewind; /* magic cookie for rewinding */
69 int dd_flags; /* flags for readdir */
70 void *dd_lock; /* hack to avoid including <pthread.h> */
71 struct _telldir *dd_td; /* telldir position recording */
74 #define dirfd(dirp) ((dirp)->dd_fd)
76 /* flags for opendir2 */
77 #define DTF_HIDEW 0x0001 /* hide whiteout entries */
78 #define DTF_NODUP 0x0002 /* don't return duplicate names */
79 #define DTF_REWIND 0x0004 /* rewind after reading union stack */
80 #define __DTF_READALL 0x0008 /* everything has been read */
82 #else /* !__BSD_VISIBLE */
86 #endif /* __BSD_VISIBLE */
92 IMPORT_C int alphasort(const void *, const void *);
93 /* #define getdirentries _getdirentries */
94 IMPORT_C int getdirentries(int, char *, int, long *);
96 IMPORT_C DIR *opendir(const char *);
97 IMPORT_C struct dirent *
99 IMPORT_C void rewinddir(DIR *);
100 IMPORT_C int alphasort(const void *, const void *);
101 IMPORT_C int scandir(const char *, struct dirent ***,
102 int (*)(struct dirent *), int (*)(const void *, const void *));
104 #if defined(SYMBIAN_OE_LARGE_FILE_SUPPORT) && !defined(SYMBIAN_OE_NO_LFS)
105 #define readdir64 readdir
106 #define alphasort64 alphasort
107 #define scandir64 scandir
108 #endif /* SYMBIAN_OE_LARGE_FILE_SUPPORT && !SYMBIAN_OE_NO_LFS */
112 IMPORT_C void seekdir(DIR *, long);
113 IMPORT_C long telldir(DIR *);
115 IMPORT_C int closedir(DIR *);
118 #endif /* !_KERNEL */
120 #endif /* !_DIRENT_H_ */