Control Data Corporation 3300 Reference Manual page 273

FIELD NAME
File Identifier
Access Privacy
Modification
Privacy
No. Blocks
Allocated
Block Size
Block Count
Usage Count
C·reation Date
Expiration Date
Last Access Date
E-2
40 characters
4 characters
4 char acter s
24 bits
18 bits
24 bits
24 bits
24 bits
24 bits
DESCRIPTION
Uniquely identifies a file in label directory.
The standard identifier consists of:
Owner Identification - 8 characters
File Name - 30 characters
Edition Number - 2 characters
The 40-character field may be divided in
other ways at installation option.
Supplied when file is allocated and must be
supplied for each succeeding OPEN request.
Supplied when file is allocated and must be
supplied for each RELEASE, EXPAND, and
MODIFY request.
Binary integer giving the number of blocks
allocated to the file.
Binary integer indicating number of 6-bit
characters in each record block
(0
<
block size
<
131072).
Binary integer, highest block number
written.
If
file is processed sequentially,
this is the number of blocks written into the
file
(O:S
block count
<
223).
Binary count of number of times file has
been opened.
Date in the form yymmdd, stored as a binary
integer, supplied by I/O system when file
is allocated.
Date in the form yymmdd, stored as a
binary integer, supplied by user when the
file is allocated. This field determines
when a file may be deleted.
Date in the form yymmdd, stored as a
binary integer, supplied by I/O system
each time file is opened or changed.
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