| 1 | /*-
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| 2 | * Copyright (c) 1989, 1993
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| 3 | * The Regents of the University of California. All rights reserved.
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| 4 | *
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| 5 | * Redistribution and use in source and binary forms, with or without
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| 6 | * modification, are permitted provided that the following conditions
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| 7 | * are met:
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| 8 | * 1. Redistributions of source code must retain the above copyright
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| 9 | * notice, this list of conditions and the following disclaimer.
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| 10 | * 2. Redistributions in binary form must reproduce the above copyright
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| 11 | * notice, this list of conditions and the following disclaimer in the
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| 12 | * documentation and/or other materials provided with the distribution.
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| 13 | * 3. All advertising materials mentioning features or use of this software
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| 14 | * must display the following acknowledgement:
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| 15 | * This product includes software developed by the University of
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| 16 | * California, Berkeley and its contributors.
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| 17 | * 4. Neither the name of the University nor the names of its contributors
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| 18 | * may be used to endorse or promote products derived from this software
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| 19 | * without specific prior written permission.
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| 20 | *
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| 21 | * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
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| 22 | * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
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| 23 | * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
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| 24 | * ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
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| 25 | * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
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| 26 | * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
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| 27 | * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
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| 28 | * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
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| 29 | * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
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| 30 | * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
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| 31 | * SUCH DAMAGE.
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| 32 | *
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| 33 | * @(#)dirent.h 8.2 (Berkeley) 7/28/94
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| 34 | * $FreeBSD: src/include/dirent.h,v 1.13 2002/09/10 18:12:16 mike Exp $
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| 35 | */
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| 36 |
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| 37 | /** @file
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| 38 | * FreeBSD 5.1
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| 39 | * @changes bird: Merged in EMX stuff and internal LIBC stuff.
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| 40 | */
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| 41 |
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| 42 | #ifndef _DIRENT_H_
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| 43 | #define _DIRENT_H_
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| 44 |
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| 45 | /*
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| 46 | * The kernel defines the format of directory entries returned by
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| 47 | * the getdirentries(2) system call.
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| 48 | */
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| 49 | #include <sys/cdefs.h>
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| 50 | #include <sys/dirent.h>
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| 51 |
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| 52 | #if __BSD_VISIBLE || __XSI_VISIBLE
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| 53 | /*
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| 54 | * XXX this is probably illegal in the __XSI_VISIBLE case, but brings us closer
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| 55 | * to the specification.
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| 56 | */
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| 57 | #define d_ino d_fileno /* backward and XSI compatibility */
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| 58 | #endif
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| 59 |
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| 60 | #if __BSD_VISIBLE
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| 61 |
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| 62 | /* definitions for library routines operating on directories. */
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| 63 | #define DIRBLKSIZ 1024
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| 64 |
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| 65 | struct _telldir; /* see telldir.h */
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| 66 |
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| 67 | /* bird: EMX internal structure. */
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| 68 | struct _dircontents
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| 69 | {
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| 70 | struct _dircontents * _d_next;
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| 71 | char * _d_entry;
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| 72 | __off_t _d_size;
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| 73 | unsigned short _d_time;
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| 74 | unsigned short _d_date;
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| 75 | unsigned short _d_attr;
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| 76 | unsigned char _d_type;
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| 77 | };
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| 78 |
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| 79 | /* structure describing an open directory. */
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| 80 | typedef struct _dirdesc {
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| 81 | #if 0
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| 82 | int dd_fd; /* file descriptor associated with directory */
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| 83 | long dd_loc; /* offset in current buffer */
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| 84 | long dd_size; /* amount of data returned by getdirentries */
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| 85 | char *dd_buf; /* data buffer */
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| 86 | int dd_len; /* size of data buffer */
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| 87 | long dd_seek; /* magic cookie returned by getdirentries */
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| 88 | long dd_rewind; /* magic cookie for rewinding */
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| 89 | int dd_flags; /* flags for readdir */
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| 90 | void *dd_lock; /* hack to avoid including <pthread.h> */
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| 91 | struct _telldir *dd_td; /* telldir position recording */
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| 92 | #else
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| 93 | int dd_id;
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| 94 | long dd_loc;
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| 95 | struct _dircontents * dd_contents;
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| 96 | struct _dircontents * dd_cp;
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| 97 | struct dirent dd_dirent;
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| 98 | #endif
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| 99 | } DIR;
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| 100 |
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| 101 | #define dirfd(dirp) ((dirp)->dd_fd)
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| 102 |
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| 103 | /* flags for opendir2 */
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| 104 | #define DTF_HIDEW 0x0001 /* hide whiteout entries */
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| 105 | #define DTF_NODUP 0x0002 /* don't return duplicate names */
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| 106 | #define DTF_REWIND 0x0004 /* rewind after reading union stack */
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| 107 | #define __DTF_READALL 0x0008 /* everything has been read */
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| 108 |
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| 109 | #ifndef NULL
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| 110 | #define NULL 0
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| 111 | #endif
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| 112 |
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| 113 | #else /* !__BSD_VISIBLE */
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| 114 |
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| 115 | typedef void * DIR;
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| 116 |
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| 117 | #endif /* __BSD_VISIBLE */
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| 118 |
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| 119 | #ifndef _KERNEL
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| 120 |
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| 121 | __BEGIN_DECLS
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| 122 | #if __BSD_VISIBLE
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| 123 | /** @todo DIR *__opendir2(const char *, int); */
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| 124 | /** @todo int alphasort(const void *, const void *); */
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| 125 | /** @todo int getdents(int, char *, int); */
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| 126 | /** @todo int getdirentries(int, char *, int, long *); */
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| 127 | #endif
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| 128 | DIR *opendir(const char *);
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| 129 | struct dirent *
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| 130 | readdir(DIR *);
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| 131 | #if __POSIX_VISIBLE >= 199506 || __XSI_VISIBLE >= 500
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| 132 | int readdir_r(DIR *, struct dirent *, struct dirent **);
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| 133 | #endif
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| 134 | void rewinddir(DIR *);
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| 135 | #if __BSD_VISIBLE
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| 136 | int scandir(const char *, struct dirent ***,
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| 137 | int (*)(struct dirent *), int (*)(const void *, const void *));
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| 138 | #endif
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| 139 | #if __XSI_VISIBLE
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| 140 | void seekdir(DIR *, long);
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| 141 | long telldir(DIR *);
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| 142 | #endif
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| 143 | int closedir(DIR *);
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| 144 |
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| 145 |
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| 146 | /* bird: EMX extra - start */
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| 147 | DIR *_opendir (__const__ char *);
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| 148 | struct dirent *_readdir (DIR *);
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| 149 | void _seekdir (DIR *, long);
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| 150 | long _telldir (DIR *);
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| 151 | int _closedir (DIR *);
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| 152 | void _rewinddir (DIR *);
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| 153 | /* bird: EMX extra - end */
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| 154 |
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| 155 | __END_DECLS
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| 156 |
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| 157 | #endif /* !_KERNEL */
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| 158 |
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| 159 | #endif /* !_DIRENT_H_ */
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