1/*
2 * Copyright (C) 2008 The Android Open Source Project
3 * All rights reserved.
4 *
5 * Redistribution and use in source and binary forms, with or without
6 * modification, are permitted provided that the following conditions
7 * are met:
8 *  * Redistributions of source code must retain the above copyright
9 *    notice, this list of conditions and the following disclaimer.
10 *  * Redistributions in binary form must reproduce the above copyright
11 *    notice, this list of conditions and the following disclaimer in
12 *    the documentation and/or other materials provided with the
13 *    distribution.
14 *
15 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
16 * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
17 * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS
18 * FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE
19 * COPYRIGHT OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT,
20 * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING,
21 * BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS
22 * OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED
23 * AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY,
24 * OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT
25 * OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
26 * SUCH DAMAGE.
27 */
28
29#ifndef _DIRENT_H_
30#define _DIRENT_H_
31
32#include <stdint.h>
33#include <sys/cdefs.h>
34
35__BEGIN_DECLS
36
37#ifndef DT_UNKNOWN
38#define DT_UNKNOWN 0
39#define DT_FIFO 1
40#define DT_CHR 2
41#define DT_DIR 4
42#define DT_BLK 6
43#define DT_REG 8
44#define DT_LNK 10
45#define DT_SOCK 12
46#define DT_WHT 14
47#endif
48
49#define __DIRENT64_BODY \
50    uint64_t         d_ino; \
51    int64_t          d_off; \
52    unsigned short   d_reclen; \
53    unsigned char    d_type; \
54    char             d_name[256]; \
55
56struct dirent { __DIRENT64_BODY };
57struct dirent64 { __DIRENT64_BODY };
58
59#undef __DIRENT64_BODY
60
61/* glibc compatibility. */
62#undef _DIRENT_HAVE_D_NAMLEN /* Linux doesn't have a d_namlen field. */
63#define _DIRENT_HAVE_D_RECLEN
64#define _DIRENT_HAVE_D_OFF
65#define _DIRENT_HAVE_D_TYPE
66
67#define d_fileno d_ino
68
69typedef struct DIR DIR;
70
71extern DIR* opendir(const char*);
72extern DIR* fdopendir(int);
73extern struct dirent* readdir(DIR*);
74extern struct dirent64* readdir64(DIR*);
75extern int readdir_r(DIR*, struct dirent*, struct dirent**);
76extern int readdir64_r(DIR*, struct dirent64*, struct dirent64**);
77extern int closedir(DIR*);
78extern void rewinddir(DIR*);
79extern void seekdir(DIR*, long);
80extern long telldir(DIR*);
81extern int dirfd(DIR*);
82extern int alphasort(const struct dirent**, const struct dirent**);
83extern int alphasort64(const struct dirent64**, const struct dirent64**);
84extern int scandir64(const char*, struct dirent64***, int (*)(const struct dirent64*), int (*)(const struct dirent64**, const struct dirent64**));
85extern int scandir(const char*, struct dirent***, int (*)(const struct dirent*), int (*)(const struct dirent**, const struct dirent**));
86
87#if defined(__USE_GNU)
88int scandirat64(int, const char*, struct dirent64***, int (*)(const struct dirent64*), int (*)(const struct dirent64**, const struct dirent64**));
89int scandirat(int, const char*, struct dirent***, int (*)(const struct dirent*), int (*)(const struct dirent**, const struct dirent**));
90#endif
91
92__END_DECLS
93
94#endif /* _DIRENT_H_ */
95