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31 * @(#)dirent.h 8.2 (Berkeley) 7/28/94
39 * The kernel defines the format of directory entries returned by
40 * the getdirentries(2) system call.
42 #include <sys/cdefs.h>
43 #include <sys/_types.h>
44 #include <sys/dirent.h>
48 #ifndef _SIZE_T_DECLARED
49 typedef __size_t size_t;
50 #define _SIZE_T_DECLARED
53 #ifndef _SSIZE_T_DECLARED
54 typedef __ssize_t ssize_t;
55 #define _SSIZE_T_DECLARED
58 #ifndef _OFF_T_DECLARED
59 typedef __off_t off_t;
60 #define _OFF_T_DECLARED
63 #endif /* __BSD_VISIBLE */
67 #ifndef _INO_T_DECLARED
68 typedef __ino_t ino_t;
69 #define _INO_T_DECLARED
73 * XXX this is probably illegal in the __XSI_VISIBLE case, but brings us closer
74 * to the specification.
76 #define d_ino d_fileno /* backward and XSI compatibility */
78 #endif /* __XSI_VISIBLE */
82 #include <sys/_null.h>
84 /* definitions for library routines operating on directories. */
85 #define DIRBLKSIZ 1024
88 typedef struct _dirdesc DIR;
90 /* flags for opendir2 */
91 #define DTF_HIDEW 0x0001 /* hide whiteout entries */
92 #define DTF_NODUP 0x0002 /* don't return duplicate names */
93 #define DTF_REWIND 0x0004 /* rewind after reading union stack */
94 #define __DTF_READALL 0x0008 /* everything has been read */
95 #define __DTF_SKIPREAD 0x0010 /* assume internal buffer is populated */
97 #else /* !__BSD_VISIBLE */
101 #endif /* __BSD_VISIBLE */
106 #if __POSIX_VISIBLE >= 200809 || __XSI_VISIBLE >= 700
107 int alphasort(const struct dirent **, const struct dirent **);
111 DIR *__opendir2(const char *, int);
112 int fdclosedir(DIR *);
113 ssize_t getdents(int, char *, size_t);
114 ssize_t getdirentries(int, char *, size_t, off_t *);
116 DIR *opendir(const char *);
120 #if __POSIX_VISIBLE >= 199506 || __XSI_VISIBLE >= 500
121 int readdir_r(DIR *, struct dirent *, struct dirent **);
123 void rewinddir(DIR *);
124 #if __POSIX_VISIBLE >= 200809 || __XSI_VISIBLE >= 700
125 int scandir(const char *, struct dirent ***,
126 int (*)(const struct dirent *), int (*)(const struct dirent **,
127 const struct dirent **));
129 int scandir_b(const char *, struct dirent ***,
130 int (^)(const struct dirent *),
131 int (^)(const struct dirent **, const struct dirent **));
135 void seekdir(DIR *, long);
141 #endif /* !_KERNEL */
143 #endif /* !_DIRENT_H_ */