Safeguard Reference Manual (G06.24+, H06.03+ )

Disk-File Access Rules
Safeguard Reference Manual—520618-013
B-2
The settings of CHECK-VOLUME, CHECK-SUBVOLUME, and CHECK-FILENAME
have no effect when an attempt is made to create a disk file. Any attempt to create a
disk file is subject to access checking at all levels, regardless of the settings of these
configuration attributes.
Table B-1 uses these abbreviations:
Y ACL evaluates to YES Permit Access Permitted
N ACL evaluates to NO Deny Access Denied
NM ACL contains No Mention G90 Guardian rules apply
NR No ACL exists (No Record)
Table B-1. Disk-File Access Evaluation (page 1 of 3)
Levels Combinations/Evaluations
First Second Third
FIRST-
ACL
FIRST-
RULE ALL
NM N Y Deny Deny Deny
Y Y Y Permit Permit Permit
Y Y N Permit Permit Deny
Y Y NM Permit Permit Deny
Y Y NR Permit Permit Permit
Y N Y Permit Permit Deny
Y N N Permit Permit Deny
Y N NM Permit Permit Deny
Y N NR Permit Permit Deny
Y NM Y Permit Permit Deny
Y NM N Permit Permit Deny
Y NM NM Permit Permit Deny
Y NM NR Permit Permit Deny
Y NR Y Permit Permit Permit
Y NR N Permit Permit Deny
Y NR NM Permit Permit Deny
Y NR NR Permit Permit Permit
N Y Y Deny Deny Deny
N Y N Deny Deny Deny
N Y NM Deny Deny Deny
N Y NR Deny Deny Deny
N N Y Deny Deny Deny
N N N Deny Deny Deny