ARCCREXT Parameter List

Table 1. ARCCREXT Parameter List
Offset	Length or Bit Pattern	Description
00 (X'00')	4	The address of a 44-byte area containing the real name of the data set about to be recovered.
04 (X'04')	4	The address of a 44-byte area containing the name that you want replace the existing data set name with (you specify a return code of 12). You must pad the name on the right with blanks to total 44 characters.
08 (X'08')	4	The address of a 1-byte flag field containing the following: 1... .... The allowable limit of 256 renamed data sets has been reached. .1.. .... The allowable limit has not been reached. ..1. .... The recovery will be processed as a DFSMSdss restore. ...1 .... This is a migrated data set. .... 1... This is a VSAM data set. .... .1.. An existing GDG base name has been encountered. When this bit is set to ‘1’ (on), the GDG base name is passed in the DSNAME field. If you want to recover associated GDSs using the existing GDG base, ensure that you code a return code of ‘8’ for the exit's return code. If you code any other return code, the ARECOVER command fails unless the command is issued with the REPLACE parameter. .... ..1. This data set naming conflict occurs when you attempt to restore an ICF User Catalog.
12 (X'0C')	4	The address of a fullword binary return code.
16 (X'10')	4	The address of a 1-byte flag field containing the following: 1... .... The data set is from the INCLUDE list. .1.. .... The data set is from the ACCOMPANY list. ..1. .... The data set is from the ALLOCATE list.