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Annotation of src/include/dirent.h, Revision 1.1

1.1     ! deraadt     1: /*     $NetBSD: dirent.h,v 1.9 1995/03/26 20:13:37 jtc Exp $   */
        !             2:
        !             3: /*-
        !             4:  * Copyright (c) 1989, 1993
        !             5:  *     The Regents of the University of California.  All rights reserved.
        !             6:  *
        !             7:  * Redistribution and use in source and binary forms, with or without
        !             8:  * modification, are permitted provided that the following conditions
        !             9:  * are met:
        !            10:  * 1. Redistributions of source code must retain the above copyright
        !            11:  *    notice, this list of conditions and the following disclaimer.
        !            12:  * 2. Redistributions in binary form must reproduce the above copyright
        !            13:  *    notice, this list of conditions and the following disclaimer in the
        !            14:  *    documentation and/or other materials provided with the distribution.
        !            15:  * 3. All advertising materials mentioning features or use of this software
        !            16:  *    must display the following acknowledgement:
        !            17:  *     This product includes software developed by the University of
        !            18:  *     California, Berkeley and its contributors.
        !            19:  * 4. Neither the name of the University nor the names of its contributors
        !            20:  *    may be used to endorse or promote products derived from this software
        !            21:  *    without specific prior written permission.
        !            22:  *
        !            23:  * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
        !            24:  * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
        !            25:  * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
        !            26:  * ARE DISCLAIMED.  IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
        !            27:  * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
        !            28:  * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
        !            29:  * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
        !            30:  * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
        !            31:  * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
        !            32:  * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
        !            33:  * SUCH DAMAGE.
        !            34:  *
        !            35:  *     @(#)dirent.h    8.2 (Berkeley) 7/28/94
        !            36:  */
        !            37:
        !            38: #ifndef _DIRENT_H_
        !            39: #define _DIRENT_H_
        !            40:
        !            41: /*
        !            42:  * The kernel defines the format of directory entries returned by
        !            43:  * the getdirentries(2) system call.
        !            44:  */
        !            45: #include <sys/dirent.h>
        !            46:
        !            47: #ifdef _POSIX_SOURCE
        !            48: typedef void * DIR;
        !            49: #else
        !            50:
        !            51: #define        d_ino           d_fileno        /* backward compatibility */
        !            52:
        !            53: /* definitions for library routines operating on directories. */
        !            54: #define        DIRBLKSIZ       1024
        !            55:
        !            56: /* structure describing an open directory. */
        !            57: typedef struct _dirdesc {
        !            58:        int     dd_fd;          /* file descriptor associated with directory */
        !            59:        long    dd_loc;         /* offset in current buffer */
        !            60:        long    dd_size;        /* amount of data returned by getdirentries */
        !            61:        char    *dd_buf;        /* data buffer */
        !            62:        int     dd_len;         /* size of data buffer */
        !            63:        long    dd_seek;        /* magic cookie returned by getdirentries */
        !            64:        long    dd_rewind;      /* magic cookie for rewinding */
        !            65:        int     dd_flags;       /* flags for readdir */
        !            66: } DIR;
        !            67:
        !            68: #define        dirfd(dirp)     ((dirp)->dd_fd)
        !            69:
        !            70: /* flags for opendir2 */
        !            71: #define DTF_HIDEW      0x0001  /* hide whiteout entries */
        !            72: #define DTF_NODUP      0x0002  /* don't return duplicate names */
        !            73: #define DTF_REWIND     0x0004  /* rewind after reading union stack */
        !            74: #define __DTF_READALL  0x0008  /* everything has been read */
        !            75:
        !            76: #ifndef NULL
        !            77: #define        NULL    0
        !            78: #endif
        !            79:
        !            80: #endif /* _POSIX_SOURCE */
        !            81:
        !            82: #ifndef _KERNEL
        !            83:
        !            84: #include <sys/cdefs.h>
        !            85:
        !            86: __BEGIN_DECLS
        !            87: DIR *opendir __P((const char *));
        !            88: struct dirent *readdir __P((DIR *));
        !            89: void rewinddir __P((DIR *));
        !            90: int closedir __P((DIR *));
        !            91: #ifndef _POSIX_SOURCE
        !            92: DIR *__opendir2 __P((const char *, int));
        !            93: long telldir __P((const DIR *));
        !            94: void seekdir __P((DIR *, long));
        !            95: int scandir __P((const char *, struct dirent ***,
        !            96:     int (*)(struct dirent *), int (*)(const void *, const void *)));
        !            97: int alphasort __P((const void *, const void *));
        !            98: int getdirentries __P((int, char *, int, long *));
        !            99: #endif /* not POSIX */
        !           100: __END_DECLS
        !           101:
        !           102: #endif /* !_KERNEL */
        !           103:
        !           104: #endif /* !_DIRENT_H_ */