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      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 #ifndef _DIRENT_H_
     29 #define _DIRENT_H_
     30 
     31 #include <stdint.h>
     32 #include <sys/cdefs.h>
     33 
     34 __BEGIN_DECLS
     35 
     36 #ifndef DT_UNKNOWN
     37 #define  DT_UNKNOWN     0
     38 #define  DT_FIFO        1
     39 #define  DT_CHR         2
     40 #define  DT_DIR         4
     41 #define  DT_BLK         6
     42 #define  DT_REG         8
     43 #define  DT_LNK         10
     44 #define  DT_SOCK        12
     45 #define  DT_WHT         14
     46 #endif
     47 
     48 struct dirent {
     49   uint64_t         d_ino;
     50   int64_t          d_off;
     51   unsigned short   d_reclen;
     52   unsigned char    d_type;
     53   char             d_name[256];
     54 };
     55 
     56 typedef struct DIR DIR;
     57 
     58 extern  DIR*             opendir(const char* dirpath);
     59 extern  DIR*             fdopendir(int fd);
     60 extern  struct dirent*   readdir(DIR* dirp);
     61 extern  int              readdir_r(DIR*  dirp, struct dirent* entry, struct dirent** result);
     62 extern  int              closedir(DIR* dirp);
     63 extern  void             rewinddir(DIR* dirp);
     64 extern  int              dirfd(DIR* dirp);
     65 extern  int              alphasort(const struct dirent** a, const struct dirent** b);
     66 extern  int              scandir(const char* dir, struct dirent*** namelist,
     67                                  int(*filter)(const struct dirent*),
     68                                  int(*compar)(const struct dirent**,
     69                                               const struct dirent**));
     70 
     71 extern  int              getdents(unsigned int, struct dirent*, unsigned int);
     72 
     73 __END_DECLS
     74 
     75 #endif /* _DIRENT_H_ */
     76