構造体定義書

typedef struct

No.	名称	属性	説明
1	FSUB
	name	char *	name of format, this is the name the user
	bsz	int	default block size. used when the user
	hsz	int	Header size in bytes. this is the size of
	udev	int	does append require unique dev/ino? some
	hlk	int	does archive store hard links info? if
	blkalgn	int	writes must be aligned to blkalgn boundry
	inhead	int	is the trailer encoded in a valid header?
	(*id)()	int	checks if a buffer is a valid header
	(*st_rd)()	int	initialize routine for read. so format
	(*rd)()	int	read header routine. passed a pointer to
	(*end_rd)()	off_t	read cleanup. Allows format to clean up
	(*st_wr)()	int	initialize routine for write operations
	(*wr)()	int	write archive header. Passed an ARCHD
	(*end_wr)()	int	end write. write the trailer and do any
	(*trail)()	int	returns 0 if a valid trailer, -1 if not
	(*rd_data)()	int	read/process file data from the archive
	(*wr_data)()	int	write/process file data to the archive
	(*options)()	int	process format specific options (-o)

FSUB