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; SCCSID = @(#)dirent.asm 1.1 85/04/10
; SCCSID = @(#)dirent.asm 1.1 85/04/10
Break <Directory entry>
;
; +---------------------------+
; | (12 BYTE) filename/ext | 0 0
; +---------------------------+
; | (BYTE) attributes | 11 B
; +---------------------------+
; | (10 BYTE) reserved | 12 C
; +---------------------------+
; | (WORD) time of last write | 22 16
; +---------------------------+
; | (WORD) date of last write | 24 18
; +---------------------------+
; | (WORD) First cluster | 26 1A
; +---------------------------+
; | (DWORD) file size | 28 1C
; +---------------------------+
;
; First byte of filename = E5 -> free directory entry
; = 00 -> end of allocated directory
; Time: Bits 0-4=seconds/2, bits 5-10=minute, 11-15=hour
; Date: Bits 0-4=day, bits 5-8=month, bits 9-15=year-1980
;
dir_entry STRUC
dir_name DB 11 DUP (?) ; file name
dir_attr DB ? ; attribute bits
dir_codepg dw ? ; code page DOS 4.00
dir_extcluster dw ? ; extended attribute starting cluster
dir_attr2 db ? ; reserved
dir_pad DB 5 DUP (?) ; reserved for expansion
dir_time DW ? ; time of last write
dir_date DW ? ; date of last write
dir_first DW ? ; first allocation unit of file
dir_size_l DW ? ; low 16 bits of file size
dir_size_h DW ? ; high 16 bits of file size
dir_entry ENDS
attr_read_only EQU 1h
attr_hidden EQU 2h
attr_system EQU 4h
attr_volume_id EQU 8h
attr_directory EQU 10h
attr_archive EQU 20h
attr_device EQU 40h ; This is a VERY special bit.
; NO directory entry on a disk EVER
; has this bit set. It is set non-zero
; when a device is found by GETPATH
attr_all EQU attr_hidden+attr_system+attr_directory
; OR of hard attributes for FINDENTRY
attr_ignore EQU attr_read_only+attr_archive+attr_device
; ignore this(ese) attribute(s) during
; search first/next
attr_changeable EQU attr_read_only+attr_hidden+attr_system+attr_archive
; changeable via CHMOD
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