dirent.h File Reference

#include <stdint.h>
#include <sys/limits.h>
#include <sys/stat.h>
#include "kconfig.h"

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Data Structures
struct	dirent
struct	dirstream

Macros
#define	DT_UNKNOWN   0
#define	DT_FIFO   1
#define	DT_CHR   2
#define	DT_DIR   4
#define	DT_BLK   6
#define	DT_REG   8
#define	DT_LNK   10
#define	DT_SOCK   12
#define	IFTODT(mode)   (((mode) &S_IFMT) >> 12)
#define	DTTOIF(dirtype)   ((dirtype) << 12)

Typedefs
typedef struct dirstream	DIR

Functions
DIR *	opendir (const char *name)
	Open a directory stream corresponding to the directory name, and return a pointer to the directory stream. More...
struct dirent *	readdir (DIR *dirp)
	Return the next entry of the directory stream. The entry belongs to the stream and is overwritten by the next call on it. More...
int	closedir (DIR *dirp)
	Close a directory stream and release what it holds. More...

Function Documentation

closedir()

int closedir

(

DIR *

dirp

)

Close a directory stream and release what it holds.

Parameters

dirp	The directory stream to close.

Return values

int	0 on success and -1 on error, with the reason left in errno.

opendir()

DIR* opendir

(

const char *

name

)

Open a directory stream corresponding to the directory name, and return a pointer to the directory stream.

Parameters

name	The file path to the directory.

Return values

DIR	*: The directory stream on success and a null pointer on error, with the reason left in errno.

readdir()

struct dirent* readdir

(

DIR *

dirp

)

Return the next entry of the directory stream. The entry belongs to the stream and is overwritten by the next call on it.

Parameters

dirp	The directory stream to read.

Return values

struct

dirent *: The entry on success, and a null pointer at the end of the directory or on error, which are told apart by errno.