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Fish 'n' More 2
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ndir.h
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C/C++ Source or Header
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1990-04-04
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1KB
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53 lines
/*
* ndir.h -- header file for the ``ndir'' directory routines.
*
*/
#ifndef _NDIR_H
#define _NDIR_H
#ifndef LIBRARIES_DOS_H
#include <libraries/dos.h>
#endif
#ifndef DEV_BSIZE
#define DEV_BSIZE 512
#endif
#define DIRBLKSIZ DEV_BSIZE
#define MAXNAMLEN 255
struct direct {
long d_ino; /* inode number of entry */
short d_reclen; /* length of this record */
short d_namlen; /* length of string in d_name */
char d_name[MAXNAMLEN + 1]; /* name must be no longer than this */
};
/*
* The DIRSIZ macro gives the minimum record length which will hold
* the directory entry. This requires the amount of space in struct direct
* without the d_name field, plus enough space for the name with a
* terminating null byte (dp->d_namlen+1), rounded up to a 4 byte boundary.
*/
#ifdef DIRSIZ
#undef DIRSIZ
#endif /* DIRSIZ */
#define DIRSIZ(dp) \
((sizeof(struct direct) - (MAXNAMLEN+1)) + (((dp)->d_namlen+1 + 3) &~ 3))
/*
* Definitions for library routines operating on directories.
*/
typedef struct _dirdesc {
long lock;
struct FileInfoBlock fib;
} DIR;
#endif