Home | History | Annotate | Download | only in current
      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 
     29 #ifndef _DIRENT_H_
     30 #define _DIRENT_H_
     31 
     32 #include <stdint.h>
     33 #include <sys/cdefs.h>
     34 
     35 __BEGIN_DECLS
     36 
     37 #ifndef DT_UNKNOWN
     38 #define DT_UNKNOWN 0
     39 #define DT_FIFO 1
     40 #define DT_CHR 2
     41 #define DT_DIR 4
     42 #define DT_BLK 6
     43 #define DT_REG 8
     44 #define DT_LNK 10
     45 #define DT_SOCK 12
     46 #define DT_WHT 14
     47 #endif
     48 
     49 #define __DIRENT64_BODY \
     50     uint64_t         d_ino; \
     51     int64_t          d_off; \
     52     unsigned short   d_reclen; \
     53     unsigned char    d_type; \
     54     char             d_name[256]; \
     55 
     56 struct dirent { __DIRENT64_BODY };
     57 struct dirent64 { __DIRENT64_BODY };
     58 
     59 #undef __DIRENT64_BODY
     60 
     61 /* glibc compatibility. */
     62 #undef _DIRENT_HAVE_D_NAMLEN /* Linux doesn't have a d_namlen field. */
     63 #define _DIRENT_HAVE_D_RECLEN
     64 #define _DIRENT_HAVE_D_OFF
     65 #define _DIRENT_HAVE_D_TYPE
     66 
     67 #define d_fileno d_ino
     68 
     69 typedef struct DIR DIR;
     70 
     71 DIR* opendir(const char*);
     72 DIR* fdopendir(int);
     73 struct dirent* readdir(DIR*);
     74 struct dirent64* readdir64(DIR*) __INTRODUCED_IN(21);
     75 int readdir_r(DIR*, struct dirent*, struct dirent**);
     76 int readdir64_r(DIR*, struct dirent64*, struct dirent64**) __INTRODUCED_IN(21);
     77 int closedir(DIR*);
     78 void rewinddir(DIR*);
     79 void seekdir(DIR*, long) __INTRODUCED_IN(23);
     80 long telldir(DIR*) __INTRODUCED_IN(23);
     81 int dirfd(DIR*);
     82 int alphasort(const struct dirent**, const struct dirent**);
     83 int alphasort64(const struct dirent64**, const struct dirent64**) __INTRODUCED_IN(21);
     84 int scandir64(const char*, struct dirent64***, int (*)(const struct dirent64*),
     85               int (*)(const struct dirent64**, const struct dirent64**)) __INTRODUCED_IN(21);
     86 int scandir(const char*, struct dirent***, int (*)(const struct dirent*), int (*)(const struct dirent**, const struct dirent**));
     87 
     88 #if defined(__USE_GNU)
     89 int scandirat64(int, const char*, struct dirent64***, int (*)(const struct dirent64*),
     90                 int (*)(const struct dirent64**, const struct dirent64**)) __INTRODUCED_IN(24);
     91 int scandirat(int, const char*, struct dirent***, int (*)(const struct dirent*),
     92               int (*)(const struct dirent**, const struct dirent**)) __INTRODUCED_IN(24);
     93 #endif
     94 
     95 __END_DECLS
     96 
     97 #endif /* _DIRENT_H_ */
     98