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 #include <sys/types.h> 35 36 __BEGIN_DECLS 37 38 #ifndef DT_UNKNOWN 39 #define DT_UNKNOWN 0 40 #define DT_FIFO 1 41 #define DT_CHR 2 42 #define DT_DIR 4 43 #define DT_BLK 6 44 #define DT_REG 8 45 #define DT_LNK 10 46 #define DT_SOCK 12 47 #define DT_WHT 14 48 #endif 49 50 #if defined(__LP64__) 51 #define __DIRENT64_INO_T ino_t 52 #else 53 #define __DIRENT64_INO_T uint64_t /* Historical accident. */ 54 #endif 55 56 #define __DIRENT64_BODY \ 57 __DIRENT64_INO_T d_ino; \ 58 off64_t d_off; \ 59 unsigned short d_reclen; \ 60 unsigned char d_type; \ 61 char d_name[256]; \ 62 63 struct dirent { __DIRENT64_BODY }; 64 struct dirent64 { __DIRENT64_BODY }; 65 66 #undef __DIRENT64_BODY 67 #undef __DIRENT64_INO_T 68 69 /* glibc compatibility. */ 70 #undef _DIRENT_HAVE_D_NAMLEN /* Linux doesn't have a d_namlen field. */ 71 #define _DIRENT_HAVE_D_RECLEN 72 #define _DIRENT_HAVE_D_OFF 73 #define _DIRENT_HAVE_D_TYPE 74 75 #define d_fileno d_ino 76 77 typedef struct DIR DIR; 78 79 DIR* opendir(const char*); 80 DIR* fdopendir(int); 81 struct dirent* readdir(DIR*); 82 struct dirent64* readdir64(DIR*) __INTRODUCED_IN(21); 83 int readdir_r(DIR*, struct dirent*, struct dirent**); 84 int readdir64_r(DIR*, struct dirent64*, struct dirent64**) __INTRODUCED_IN(21); 85 int closedir(DIR*); 86 void rewinddir(DIR*); 87 void seekdir(DIR*, long) __INTRODUCED_IN(23); 88 long telldir(DIR*) __INTRODUCED_IN(23); 89 int dirfd(DIR*); 90 int alphasort(const struct dirent**, const struct dirent**); 91 int alphasort64(const struct dirent64**, const struct dirent64**) __INTRODUCED_IN(21); 92 int scandir64(const char*, struct dirent64***, int (*)(const struct dirent64*), 93 int (*)(const struct dirent64**, const struct dirent64**)) __INTRODUCED_IN(21); 94 int scandir(const char*, struct dirent***, int (*)(const struct dirent*), int (*)(const struct dirent**, const struct dirent**)); 95 96 #if defined(__USE_GNU) 97 int scandirat64(int, const char*, struct dirent64***, int (*)(const struct dirent64*), 98 int (*)(const struct dirent64**, const struct dirent64**)) __INTRODUCED_IN(24); 99 int scandirat(int, const char*, struct dirent***, int (*)(const struct dirent*), 100 int (*)(const struct dirent**, const struct dirent**)) __INTRODUCED_IN(24); 101 #endif 102 103 __END_DECLS 104 105 #endif /* _DIRENT_H_ */ 106