Differential D10439 Diff 29210 head/lib/libc/gen/telldir.h

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head/lib/libc/gen/telldir.h

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	* One of these structures is malloced to describe the current directory			* One of these structures is malloced to describe the current directory
	* position each time telldir is called. It records the current magic			* position each time telldir is called. It records the current magic
	* cookie returned by getdirentries and the offset within the buffer			* cookie returned by getdirentries and the offset within the buffer
	* associated with that return value.			* associated with that return value.
	*/			*/
	struct ddloc {			struct ddloc {
	LIST_ENTRY(ddloc) loc_lqe; /* entry in list */			LIST_ENTRY(ddloc) loc_lqe; /* entry in list */
	long loc_index; /* key associated with structure */			long loc_index; /* key associated with structure */
	long loc_seek; /* magic cookie returned by getdirentries */			off_t loc_seek; /* magic cookie returned by getdirentries */
	long loc_loc; /* offset of entry in buffer */			long loc_loc; /* offset of entry in buffer */
	};			};

	/*			/*
	* One of these structures is malloced for each DIR to record telldir			* One of these structures is malloced for each DIR to record telldir
	* positions.			* positions.
	*/			*/
	struct _telldir {			struct _telldir {
	LIST_HEAD(, ddloc) td_locq; /* list of locations */			LIST_HEAD(, ddloc) td_locq; /* list of locations */
	long td_loccnt; /* index of entry for sequential readdir's */			long td_loccnt; /* index of entry for sequential readdir's */
	};			};

	bool _filldir(DIR *, bool);			bool _filldir(DIR *, bool);
	struct dirent _readdir_unlocked(DIR , int);			struct dirent _readdir_unlocked(DIR , int);
	void _reclaim_telldir(DIR *);			void _reclaim_telldir(DIR *);
	void _seekdir(DIR *, long);			void _seekdir(DIR *, long);
	void _fixtelldir(DIR *dirp, long oldseek, long oldloc);			void _fixtelldir(DIR *dirp, long oldseek, long oldloc);

				#define RDU_SKIP 0x0001
				#define RDU_SHORT 0x0002

	#endif			#endif