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e9ce8d39 | 1 | /* |
34e8f829 | 2 | * Copyright (c) 2000, 2002-2008 Apple Inc. All rights reserved. |
e9ce8d39 A |
3 | * |
4 | * @APPLE_LICENSE_HEADER_START@ | |
5 | * | |
734aad71 A |
6 | * This file contains Original Code and/or Modifications of Original Code |
7 | * as defined in and that are subject to the Apple Public Source License | |
8 | * Version 2.0 (the 'License'). You may not use this file except in | |
9 | * compliance with the License. Please obtain a copy of the License at | |
10 | * http://www.opensource.apple.com/apsl/ and read it before using this | |
11 | * file. | |
12 | * | |
13 | * The Original Code and all software distributed under the License are | |
14 | * distributed on an 'AS IS' basis, WITHOUT WARRANTY OF ANY KIND, EITHER | |
e9ce8d39 A |
15 | * EXPRESS OR IMPLIED, AND APPLE HEREBY DISCLAIMS ALL SUCH WARRANTIES, |
16 | * INCLUDING WITHOUT LIMITATION, ANY WARRANTIES OF MERCHANTABILITY, | |
734aad71 A |
17 | * FITNESS FOR A PARTICULAR PURPOSE, QUIET ENJOYMENT OR NON-INFRINGEMENT. |
18 | * Please see the License for the specific language governing rights and | |
19 | * limitations under the License. | |
e9ce8d39 A |
20 | * |
21 | * @APPLE_LICENSE_HEADER_END@ | |
22 | */ | |
5b2abdfb | 23 | /*- |
e9ce8d39 A |
24 | * Copyright (c) 1989, 1993 |
25 | * The Regents of the University of California. All rights reserved. | |
26 | * | |
27 | * Redistribution and use in source and binary forms, with or without | |
28 | * modification, are permitted provided that the following conditions | |
29 | * are met: | |
30 | * 1. Redistributions of source code must retain the above copyright | |
31 | * notice, this list of conditions and the following disclaimer. | |
32 | * 2. Redistributions in binary form must reproduce the above copyright | |
33 | * notice, this list of conditions and the following disclaimer in the | |
34 | * documentation and/or other materials provided with the distribution. | |
35 | * 3. All advertising materials mentioning features or use of this software | |
36 | * must display the following acknowledgement: | |
37 | * This product includes software developed by the University of | |
38 | * California, Berkeley and its contributors. | |
39 | * 4. Neither the name of the University nor the names of its contributors | |
40 | * may be used to endorse or promote products derived from this software | |
41 | * without specific prior written permission. | |
42 | * | |
43 | * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND | |
44 | * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE | |
45 | * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE | |
46 | * ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE | |
47 | * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL | |
48 | * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS | |
49 | * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) | |
50 | * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT | |
51 | * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY | |
52 | * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF | |
53 | * SUCH DAMAGE. | |
5b2abdfb A |
54 | * |
55 | * @(#)dirent.h 8.2 (Berkeley) 7/28/94 | |
56 | */ | |
57 | ||
58 | #ifndef _DIRENT_H_ | |
59 | #define _DIRENT_H_ | |
60 | ||
61 | /* | |
34e8f829 | 62 | * The kernel defines the format of directory entries |
e9ce8d39 | 63 | */ |
59e0d9fe | 64 | #include <_types.h> |
5b2abdfb | 65 | #include <sys/dirent.h> |
ad3c9f2a | 66 | #include <sys/cdefs.h> |
34e8f829 | 67 | #include <Availability.h> |
b061a43b | 68 | #include <sys/_pthread/_pthread_types.h> /* __darwin_pthread_mutex_t */ |
5b2abdfb | 69 | |
3d9156a7 | 70 | struct _telldir; /* forward reference */ |
9385eb3d | 71 | |
5b2abdfb | 72 | /* structure describing an open directory. */ |
3d9156a7 | 73 | typedef struct { |
224c7076 A |
74 | int __dd_fd; /* file descriptor associated with directory */ |
75 | long __dd_loc; /* offset in current buffer */ | |
34e8f829 | 76 | long __dd_size; /* amount of data returned */ |
224c7076 A |
77 | char *__dd_buf; /* data buffer */ |
78 | int __dd_len; /* size of data buffer */ | |
34e8f829 | 79 | long __dd_seek; /* magic cookie returned */ |
b061a43b | 80 | __unused long __padding; /* (__dd_rewind space left for bincompat) */ |
224c7076 A |
81 | int __dd_flags; /* flags for readdir */ |
82 | __darwin_pthread_mutex_t __dd_lock; /* for thread locking */ | |
83 | struct _telldir *__dd_td; /* telldir position recording */ | |
5b2abdfb A |
84 | } DIR; |
85 | ||
ad3c9f2a A |
86 | #if __DARWIN_C_LEVEL >= __DARWIN_C_FULL |
87 | ||
3d9156a7 A |
88 | /* definitions for library routines operating on directories. */ |
89 | #define DIRBLKSIZ 1024 | |
90 | ||
5b2abdfb A |
91 | /* flags for opendir2 */ |
92 | #define DTF_HIDEW 0x0001 /* hide whiteout entries */ | |
93 | #define DTF_NODUP 0x0002 /* don't return duplicate names */ | |
94 | #define DTF_REWIND 0x0004 /* rewind after reading union stack */ | |
95 | #define __DTF_READALL 0x0008 /* everything has been read */ | |
507116e3 A |
96 | #define __DTF_SKIPREAD 0x0010 /* assume internal buffer is populated */ |
97 | #define __DTF_ATEND 0x0020 /* there's nothing more to read in the kernel */ | |
5b2abdfb | 98 | |
ad3c9f2a | 99 | #endif /* __DARWIN_C_LEVEL >= __DARWIN_C_FULL */ |
5b2abdfb A |
100 | |
101 | #ifndef KERNEL | |
e9ce8d39 | 102 | |
5b2abdfb | 103 | __BEGIN_DECLS |
ad3c9f2a | 104 | |
224c7076 A |
105 | //Begin-Libc |
106 | #ifndef LIBC_ALIAS_CLOSEDIR | |
107 | //End-Libc | |
3d9156a7 | 108 | int closedir(DIR *) __DARWIN_ALIAS(closedir); |
224c7076 A |
109 | //Begin-Libc |
110 | #else /* LIBC_ALIAS_CLOSEDIR */ | |
111 | int closedir(DIR *) LIBC_ALIAS(closedir); | |
112 | #endif /* !LIBC_ALIAS_CLOSEDIR */ | |
113 | //End-Libc | |
ad3c9f2a | 114 | |
224c7076 A |
115 | //Begin-Libc |
116 | #ifndef LIBC_ALIAS_OPENDIR | |
117 | //End-Libc | |
118 | DIR *opendir(const char *) __DARWIN_ALIAS_I(opendir); | |
119 | //Begin-Libc | |
120 | #else /* LIBC_ALIAS_OPENDIR */ | |
121 | DIR *opendir(const char *) LIBC_ALIAS_I(opendir); | |
122 | #endif /* !LIBC_ALIAS_OPENDIR */ | |
123 | //End-Libc | |
ad3c9f2a | 124 | |
224c7076 A |
125 | struct dirent *readdir(DIR *) __DARWIN_INODE64(readdir); |
126 | int readdir_r(DIR *, struct dirent *, struct dirent **) __DARWIN_INODE64(readdir_r); | |
ad3c9f2a | 127 | |
224c7076 A |
128 | //Begin-Libc |
129 | #ifndef LIBC_ALIAS_REWINDDIR | |
130 | //End-Libc | |
131 | void rewinddir(DIR *) __DARWIN_ALIAS_I(rewinddir); | |
132 | //Begin-Libc | |
133 | #else /* LIBC_ALIAS_REWINDDIR */ | |
134 | void rewinddir(DIR *) LIBC_ALIAS_I(rewinddir); | |
135 | #endif /* !LIBC_ALIAS_REWINDDIR */ | |
136 | //End-Libc | |
ad3c9f2a | 137 | |
224c7076 A |
138 | //Begin-Libc |
139 | #ifndef LIBC_ALIAS_SEEKDIR | |
140 | //End-Libc | |
141 | void seekdir(DIR *, long) __DARWIN_ALIAS_I(seekdir); | |
142 | //Begin-Libc | |
143 | #else /* LIBC_ALIAS_SEEKDIR */ | |
144 | void seekdir(DIR *, long) LIBC_ALIAS_I(seekdir); | |
145 | #endif /* !LIBC_ALIAS_SEEKDIR */ | |
146 | //End-Libc | |
ad3c9f2a | 147 | |
224c7076 A |
148 | //Begin-Libc |
149 | #ifndef LIBC_ALIAS_TELLDIR | |
150 | //End-Libc | |
151 | long telldir(DIR *) __DARWIN_ALIAS_I(telldir); | |
152 | //Begin-Libc | |
153 | #else /* LIBC_ALIAS_TELLDIR */ | |
154 | long telldir(DIR *) LIBC_ALIAS_I(telldir); | |
155 | #endif /* !LIBC_ALIAS_TELLDIR */ | |
156 | //End-Libc | |
ad3c9f2a A |
157 | |
158 | __END_DECLS | |
159 | ||
160 | ||
161 | /* Additional functionality provided by: | |
162 | * POSIX.1-2008 | |
163 | */ | |
164 | ||
165 | #if __DARWIN_C_LEVEL >= 200809L | |
166 | __BEGIN_DECLS | |
167 | ||
23e20b00 A |
168 | //Begin-Libc |
169 | #ifndef LIBC_ALIAS_OPENDIR | |
170 | //End-Libc | |
171 | __OSX_AVAILABLE_STARTING(__MAC_10_10, __IPHONE_8_0) | |
172 | DIR *fdopendir(int) __DARWIN_ALIAS_I(fdopendir); | |
173 | //Begin-Libc | |
174 | #else /* LIBC_ALIAS_OPENDIR */ | |
175 | DIR *fdopendir(int) LIBC_ALIAS_I(fdopendir); | |
176 | #endif /* !LIBC_ALIAS_OPENDIR */ | |
177 | //End-Libc | |
178 | ||
ad3c9f2a A |
179 | int alphasort(const struct dirent **, const struct dirent **) __DARWIN_INODE64(alphasort); |
180 | ||
181 | #if (defined(__MAC_OS_X_VERSION_MIN_REQUIRED) && __MAC_OS_X_VERSION_MIN_REQUIRED < __MAC_10_8) || (defined(__IPHONE_OS_VERSION_MIN_REQUIRED) && __IPHONE_OS_VERSION_MIN_REQUIRED < __IPHONE_6_0) | |
182 | #include <errno.h> | |
183 | #include <stdlib.h> | |
184 | #define dirfd(dirp) ({ \ | |
185 | DIR *_dirp = (dirp); \ | |
186 | int ret = -1; \ | |
187 | if (_dirp == NULL || _dirp->__dd_fd < 0) \ | |
188 | errno = EINVAL; \ | |
189 | else \ | |
190 | ret = _dirp->__dd_fd; \ | |
191 | ret; \ | |
192 | }) | |
193 | #else | |
194 | int dirfd(DIR *dirp) __OSX_AVAILABLE_STARTING(__MAC_10_8, __IPHONE_6_0); | |
195 | #endif | |
196 | ||
197 | int scandir(const char *, struct dirent ***, | |
198 | int (*)(const struct dirent *), int (*)(const struct dirent **, const struct dirent **)) __DARWIN_INODE64(scandir); | |
199 | #ifdef __BLOCKS__ | |
507116e3 A |
200 | #if __has_attribute(noescape) |
201 | #define __scandir_noescape __attribute__((__noescape__)) | |
202 | #else | |
203 | #define __scandir_noescape | |
204 | #endif | |
205 | ||
ad3c9f2a | 206 | int scandir_b(const char *, struct dirent ***, |
507116e3 A |
207 | int (^)(const struct dirent *) __scandir_noescape, |
208 | int (^)(const struct dirent **, const struct dirent **) __scandir_noescape) | |
209 | __DARWIN_INODE64(scandir_b) __OSX_AVAILABLE_STARTING(__MAC_10_6, __IPHONE_3_2); | |
ad3c9f2a A |
210 | #endif /* __BLOCKS__ */ |
211 | ||
212 | __END_DECLS | |
213 | #endif /* __DARWIN_C_LEVEL >= 200809L */ | |
214 | ||
215 | ||
216 | #if __DARWIN_C_LEVEL >= __DARWIN_C_FULL | |
217 | __BEGIN_DECLS | |
218 | ||
219 | int getdirentries(int, char *, int, long *) | |
220 | ||
221 | //Begin-Libc | |
222 | #ifndef __LIBC__ | |
223 | //End-Libc | |
224 | #if __DARWIN_64_BIT_INO_T | |
225 | /* | |
226 | * getdirentries() doesn't work when 64-bit inodes is in effect, so we | |
227 | * generate a link error. | |
228 | */ | |
229 | __asm("_getdirentries_is_not_available_when_64_bit_inodes_are_in_effect") | |
230 | #else /* !__DARWIN_64_BIT_INO_T */ | |
231 | __OSX_AVAILABLE_BUT_DEPRECATED(__MAC_10_0,__MAC_10_6, __IPHONE_2_0,__IPHONE_2_0) | |
232 | #endif /* __DARWIN_64_BIT_INO_T */ | |
233 | //Begin-Libc | |
234 | #endif /* !__LIBC__ */ | |
235 | //End-Libc | |
236 | ; | |
237 | ||
238 | //Begin-Libc | |
239 | #ifndef LIBC_ALIAS___OPENDIR2 | |
240 | //End-Libc | |
241 | DIR *__opendir2(const char *, int) __DARWIN_ALIAS_I(__opendir2); | |
242 | //Begin-Libc | |
243 | #else /* LIBC_ALIAS___OPENDIR2 */ | |
244 | DIR *__opendir2(const char *, int) LIBC_ALIAS_I(__opendir2); | |
245 | #endif /* !LIBC_ALIAS___OPENDIR2 */ | |
246 | //End-Libc | |
247 | ||
5b2abdfb | 248 | __END_DECLS |
ad3c9f2a | 249 | #endif /* __DARWIN_C_LEVEL >= __DARWIN_C_FULL */ |
e9ce8d39 | 250 | |
5b2abdfb | 251 | #endif /* !KERNEL */ |
e9ce8d39 | 252 | |
5b2abdfb | 253 | #endif /* !_DIRENT_H_ */ |