User Exits › Control File Maintenance Utility Security Interface › The Parameter List

The Parameter List

The Parameter list passed to the security exit follows standard MVS conventions. Register 1 contains the address of a list of addresses to parameter values:

x'00'

The count of the parameters that follow.

x'04'

The access level requested. The field is 2 bytes in length and contains a binary value: a 1 for READ access, a 2 for UPDATE access, and a 3 for ALTER access. This field can be changed by the exit to reflect a different level.

x'08'

The statement for which the processing is requested. The field is 8 bytes long.

x'0C'

The entry type of the following parameter. The field is 8 bytes long. This can be either DATA SET or PATTERN.

x'10'

The entry name. This field is 44 bytes long and contains the data set name or the pattern name to be accessed.

x'14'

The JOBNAME. This field is 8 bytes long.