1 /*- 2 * Copyright (c) 1989, 1993 3 * The Regents of the University of California. 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 * 1. Redistributions of source code must retain the above copyright 9 * notice, this list of conditions and the following disclaimer. 10 * 2. Redistributions in binary form must reproduce the above copyright 11 * notice, this list of conditions and the following disclaimer in the 12 * documentation and/or other materials provided with the distribution. 13 * 3. All advertising materials mentioning features or use of this software 14 * must display the following acknowledgement: 15 * This product includes software developed by the University of 16 * California, Berkeley and its contributors. 17 * 4. Neither the name of the University nor the names of its contributors 18 * may be used to endorse or promote products derived from this software 19 * without specific prior written permission. 20 * 21 * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND 22 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE 23 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE 24 * ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE 25 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL 26 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS 27 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) 28 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT 29 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY 30 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF 31 * SUCH DAMAGE. 32 * 33 * @(#)dirent.h 8.2 (Berkeley) 7/28/94 34 * $FreeBSD: src/include/dirent.h,v 1.7 1999/12/29 05:01:20 peter Exp $ 35 */ 36 37 #ifndef _DIRENT_H_ 38 #define _DIRENT_H_ 39 40 /* 41 * The kernel defines the format of directory entries returned by 42 * the getdirentries(2) system call. 43 */ 44 #include <sys/dirent.h> 45 46 #if __BSD_VISIBLE 47 48 /* definitions for library routines operating on directories. */ 49 #define DIRBLKSIZ 1024 50 51 struct _dirdesc; 52 typedef struct _dirdesc DIR; 53 54 /* flags for opendir2 */ 55 #define DTF_HIDEW 0x0001 /* hide whiteout entries */ 56 #define DTF_NODUP 0x0002 /* don't return duplicate names */ 57 #define DTF_REWIND 0x0004 /* rewind after reading union stack */ 58 #define __DTF_READALL 0x0008 /* everything has been read */ 59 #define __DTF_SKIPME 0x0010 /* next entry to read not current entry */ 60 61 #include <sys/_null.h> 62 63 #else /* !__BSD_VISIBLE */ 64 65 typedef void * DIR; 66 67 #endif /* __BSD_VISIBLE */ 68 69 #ifndef _KERNEL 70 71 #include <sys/cdefs.h> 72 73 __BEGIN_DECLS 74 DIR *opendir(const char *); 75 struct dirent * 76 readdir(DIR *); 77 void rewinddir(DIR *); 78 int closedir(DIR *); 79 #if __POSIX_VISIBLE >= 199506 80 int readdir_r(DIR *, struct dirent *, struct dirent **); 81 #endif 82 #if __POSIX_VISIBLE >= 200809 83 int alphasort(const struct dirent **, const struct dirent **); 84 int dirfd(DIR *); 85 DIR *fdopendir(int); 86 int scandir(const char *, struct dirent ***, 87 int (*)(const struct dirent *), 88 int (*)(const struct dirent **, const struct dirent **)); 89 #endif 90 #if __XSI_VISIBLE 91 void seekdir(DIR *, long); 92 long telldir(DIR *); 93 #endif 94 #if __BSD_VISIBLE 95 DIR *__opendir2(const char *, int); 96 DIR *__fdopendir2(int, int); 97 struct dirent * 98 _readdir_unlocked(DIR *, int); 99 void _reclaim_telldir(DIR *); 100 void _seekdir(DIR *, long); 101 int getdents(int, char *, int); 102 int getdirentries(int, char *, int, long *); 103 #endif /* __BSD_VISIBLE */ 104 __END_DECLS 105 106 #endif /* !_KERNEL */ 107 108 #endif /* !_DIRENT_H_ */ 109