/* header file for POSIX directory access routines */

#ifndef _DIRENT_H
#define _DIRENT_H

#ifndef _COMPILER_H
#include <compiler.h>
#endif

#ifndef _TYPES_H
#include <types.h>
#endif

#ifndef NAME_MAX
#include <limits.h>
#endif

struct dirent {
       long            d_ino;          /* garbage under TOS */
       off_t           d_off;          /* position in directory  */
       short           d_reclen;       /* for us, length of d_name */
       char            d_name[NAME_MAX+1];
};

typedef struct _DIR {
	short	status;		/* status of the search so far: */
#define _INSEARCH	0	/* need to call Fsnext for a new entry */
#define _STARTSEARCH	1	/* Fsfirst called once, successfully */
#define _NMFILE		2	/* no more files in directory */
	char	dta[44];	/* TOS DTA for this directory */
	char	*dirname;	/* directory of the search (used under
				   TOS for rewinddir) */
	struct dirent buf;	/* dirent struct for this directory */
} DIR;

#define DIRENTSIZ(x) (sizeof(struct dirent) + (x) + 1)

/* allow BSD emulation via sys/dir.h */

#ifdef _SYS_DIR_H
#define direct		dirent
#define d_fileno	d_ino
#define d_namlen	d_reclen

#define DIRSIZ(dp) 	DIRENTSIZ((dp)->d_namlen)
#define MAXNAMLEN	NAME_MAX
#endif


__EXTERN DIR *		opendir	__PROTO((const char *dirname));
__EXTERN struct dirent *readdir	__PROTO((DIR *dirp));
__EXTERN off_t		telldir __PROTO((DIR *dirp));
__EXTERN void		seekdir	__PROTO((DIR *dirp, off_t loc));
__EXTERN void		rewinddir __PROTO((DIR *dirp));
__EXTERN int		closedir  __PROTO((DIR *dirp));

#endif /* _DIRENT_H */