Parameters

return_code

Return code from IGWASMS. The return code is also returned in register 15. Return codes are explained in IGWASYS, IGWASMS, IGWABWO, IGWLSHR Return and Reason Codes. This is an output argument that must be defined as an integer.

reason_code

Reason code from IGWASMS. The reason code is also returned in register 0. Reason codes are explained in IGWASYS, IGWASMS, IGWABWO, IGWLSHR Return and Reason Codes. This is an output argument that must be defined as an integer.

prob_det

Problem determination data. See IGWASYS, IGWASMS, IGWABWO, IGWLSHR Return and Reason Codes for more information about problem determination data. This is an output argument that must be defined as a two-element array of integers.

dsname_length

Length, in bytes, of the data set name provided by the caller in dsname. The value can be a number from 1 to 44. This is a required input argument that must be defined as an integer.

dsname

Name of the data set on which the IGWASMS service. For VSAM data sets, the cluster name must be specified. This is a required input argument that must be defined as EBCDIC character data of length dsname_length.

sms_data

The SMS class names associated with the specified data set returned, left-justified with blanks padded on the right. The array elements are returned in the following circumstances:

Storage class name, or blanks if the data set is not an SMS data set.
Management class name, or blanks if the data set has no associated management class.
Data class name, or blanks if the data set has no associated data class.

This is an output argument that must be defined as a three-element array, where each entry is a 30 (byte) character EBCDIC string.

ds_type

The type of data set, dsname, is returned. A value of 1 indicates the data set is a PDSE-type data set. A value of 2 indicates the data set is an HFS-type data set. An HFS data set defines a file system and is not a file within the file system.A value of 0 indicates that it is neither. No other values are currently defined. This is an output argument that must be defined as an integer.