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 extern DIR* opendir(const char*); 72 extern DIR* fdopendir(int); 73 extern struct dirent* readdir(DIR*); 74 extern struct dirent64* readdir64(DIR*); 75 extern int readdir_r(DIR*, struct dirent*, struct dirent**); 76 extern int readdir64_r(DIR*, struct dirent64*, struct dirent64**); 77 extern int closedir(DIR*); 78 extern void rewinddir(DIR*); 79 extern void seekdir(DIR*, long); 80 extern long telldir(DIR*); 81 extern int dirfd(DIR*); 82 extern int alphasort(const struct dirent**, const struct dirent**); 83 extern int alphasort64(const struct dirent64**, const struct dirent64**); 84 extern int scandir64(const char*, struct dirent64***, int (*)(const struct dirent64*), int (*)(const struct dirent64**, const struct dirent64**)); 85 extern int scandir(const char*, struct dirent***, int (*)(const struct dirent*), int (*)(const struct dirent**, const struct dirent**)); 86 87 #if defined(__USE_GNU) 88 int scandirat64(int, const char*, struct dirent64***, int (*)(const struct dirent64*), int (*)(const struct dirent64**, const struct dirent64**)); 89 int scandirat(int, const char*, struct dirent***, int (*)(const struct dirent*), int (*)(const struct dirent**, const struct dirent**)); 90 #endif 91 92 __END_DECLS 93 94 #endif /* _DIRENT_H_ */ 95