OSI/FTAM Programming Guide

ISO FTAM Concepts
HP NonStop OSI/FTAM Programming Guide—528612-001
2-13
Functional Units
Note that NonStop FTAM does not support the FADU-locking, recovery, and restart
data-transfer functional units, and this manual does not address them. For details on
these functional units, see ISO 8571-3, clause 8.
Table 2-2. FTAM Functional Units and Associated Services
Functional Units Services
Kernel FTAM regime establishment
FTAM regime termination (orderly)
FTAM regime termination (abrupt)
File selection
File deselection
Read Read bulk data
Data unit transfer
End of data transfer
End of transfer
Cancel data transfer
File open
File close
Write Write bulk data
Data unit transfer
End of data transfer
End of transfer
Cancel data transfer
File open
File close
File access Locate file-access data unit (FADU)
Erase FADU
(Requires read or write functional unit)
Limited file management File creation
File deletion
Read attributes
Enhanced file management Change attributes
(Requires limited-file-management functional unit)
Grouping Beginning of grouping
End grouping
FADU locking FADU locking
(Requires file-access functional unit)
Recovery Regime recovery
Checkpointing
Cancel data transfer
(for recoverable errors)
Restart data transfer Restarting data transfer
Checkpointing
Cancel data transfer
(for recoverable errors)