ARCMDEXT Parameter List

Table 1. ARCMDEXT Parameter List
Offset	Length or Bit Pattern	Description
00 (X'00')	4	The address of a 140-byte VTOC entry of the data set about to be migrated. If a non-VSAM data set is being migrated, this 140-byte area contains the real data set VTOC entry. If a VSAM data set is being migrated, the 140-byte area contains the real VTOC entry of the base data object with the base cluster name contained in the first 44 bytes.
04 (X'04')	4	The address of 6-byte volume serial number of the level 0 volume being migrated.
08 (X'08')	4	The address of the input data structure that contains the data set size, management class name, input flags, including the reconnection eligibility flag.
12 (X'0C')	4	The address of a fullword binary return code.