All the security exits can pass back a return code in register 15. The security initialization exit supports these decimal return codes:

Return Code

Description

0

Proceed with initialization.

4

End ICSF.

Any return codes other than those listed cause ICSF to end abnormally.

The security termination exit supports these decimal return codes:

Return Code

Description

0 or 4

Proceed with termination.

Any return codes other than those listed cause ICSF to end abnormally.

The security service exit supports these decimal return codes:

Return Code

Description

0 or 4

Proceed with the service call.

Any return codes other than those that are listed cause the service call to fail.

The security key exit supports these decimal return codes:

Return Code

Description

0 or 4

Proceed with the access of the CKDS entry.

Any return codes other than those that are listed cause the access of the key to fail.