/*
 * Copyright (c) 2025, LISTENAI
 *
 * SPDX-License-Identifier: Apache-2.0
 */

#ifndef _DIRENT_H_
#define _DIRENT_H_

#include <sys/types.h>

/* File types for `d_type'.  */
enum
  {
    DT_UNKNOWN = 0,
# define DT_UNKNOWN	DT_UNKNOWN
    DT_FIFO = 1,
# define DT_FIFO	DT_FIFO
    DT_CHR = 2,
# define DT_CHR		DT_CHR
    DT_DIR = 4,
# define DT_DIR		DT_DIR
    DT_BLK = 6,
# define DT_BLK		DT_BLK
    DT_REG = 8,
# define DT_REG		DT_REG
    DT_LNK = 10,
# define DT_LNK		DT_LNK
    DT_SOCK = 12,
# define DT_SOCK	DT_SOCK
    DT_WHT = 14
# define DT_WHT		DT_WHT
  };

/* Convert between stat structure types and directory types.  */
# define IFTODT(mode)	(((mode) & 0170000) >> 12)
# define DTTOIF(dirtype)	((dirtype) << 12)

#ifdef __cplusplus
extern "C" {
#endif

typedef struct DIR DIR;
struct dirent {
    ino_t d_ino;             // inode number
    off_t d_off;             // offset to the next dirent
    unsigned short d_reclen; // length of this record
    unsigned char d_type;    // type of file
    char d_name[256];        // filename (null-terminated)
};

DIR *opendir(const char *name);
struct dirent *readdir(DIR *dirp);
int closedir(DIR *dirp);

#ifdef __cplusplus
}
#endif

#endif /*_DIRENT_H_*/