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- /* @(#)ndir.h 1.4 4/16/85 */
- #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
- {
- char whichdir[256]; /* pathname used to open directory */
-
- struct dosdir /* DOS directory-search structure */
- {
- char doshdr[21];
- char attrib;
- short time;
- short date;
- short size_l;
- short size_h;
- char name[13];
- } dosdir;
- } DIR;
-
- #ifndef NULL
- #define NULL 0
- #endif
- extern DIR *opendir();
- extern struct direct *readdir();
- extern void closedir();
-