/*- * Copyright (c) 1989, 1993 * The Regents of the University of California. All rights reserved. * * Redistribution and use in source and binary forms, with or without * modification, are permitted provided that the following conditions * are met: * 1. Redistributions of source code must retain the above copyright * notice, this list of conditions and the following disclaimer. * 2. Redistributions in binary form must reproduce the above copyright * notice, this list of conditions and the following disclaimer in the * documentation and/or other materials provided with the distribution. * 3. All advertising materials mentioning features or use of this software * must display the following acknowledgement: * This product includes software developed by the University of * California, Berkeley and its contributors. * 4. Neither the name of the University nor the names of its contributors * may be used to endorse or promote products derived from this software * without specific prior written permission. * * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE * ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF * SUCH DAMAGE. * * @(#)dirent.h 8.2 (Berkeley) 7/28/94 * $FreeBSD$ */ #ifndef _DIRENT_H_ #define _DIRENT_H_ /* * The kernel defines the format of directory entries returned by * the getdirentries(2) system call. */ #include <sys/cdefs.h> #include <sys/dirent.h> #if __BSD_VISIBLE || __XSI_VISIBLE /* * XXX this is probably illegal in the __XSI_VISIBLE case, but brings us closer * to the specification. */ #define d_ino d_fileno /* backward and XSI compatibility */ #endif #if __BSD_VISIBLE #include <sys/_null.h> /* definitions for library routines operating on directories. */ #define DIRBLKSIZ 1024 struct _telldir; /* see telldir.h */ /* structure describing an open directory. */ typedef struct _dirdesc { int dd_fd; /* file descriptor associated with directory */ long dd_loc; /* offset in current buffer */ long dd_size; /* amount of data returned by getdirentries */ char *dd_buf; /* data buffer */ int dd_len; /* size of data buffer */ long dd_seek; /* magic cookie returned by getdirentries */ long dd_rewind; /* magic cookie for rewinding */ int dd_flags; /* flags for readdir */ void *dd_lock; /* hack to avoid including <pthread.h> */ struct _telldir *dd_td; /* telldir position recording */ } DIR; #define dirfd(dirp) ((dirp)->dd_fd) /* flags for opendir2 */ #define DTF_HIDEW 0x0001 /* hide whiteout entries */ #define DTF_NODUP 0x0002 /* don't return duplicate names */ #define DTF_REWIND 0x0004 /* rewind after reading union stack */ #define __DTF_READALL 0x0008 /* everything has been read */ #else /* !__BSD_VISIBLE */ typedef void * DIR; #endif /* __BSD_VISIBLE */ #ifndef _KERNEL __BEGIN_DECLS #if __BSD_VISIBLE DIR *__opendir2(const char *, int); int alphasort(const void *, const void *); int getdents(int, char *, int); int getdirentries(int, char *, int, long *); #endif DIR *opendir(const char *); struct dirent * readdir(DIR *); #if __POSIX_VISIBLE >= 199506 || __XSI_VISIBLE >= 500 int readdir_r(DIR *, struct dirent *, struct dirent **); #endif void rewinddir(DIR *); #if __BSD_VISIBLE int scandir(const char *, struct dirent ***, int (*)(struct dirent *), int (*)(const void *, const void *)); #endif #if __XSI_VISIBLE void seekdir(DIR *, long); long telldir(DIR *); #endif int closedir(DIR *); __END_DECLS #endif /* !_KERNEL */ #endif /* !_DIRENT_H_ */