Register 1 contains the address of the ARCSAEXT parameter list
for non-system-managed data sets as shown in Table 1.
Table 1. ARCSAEXT
Parameter List for Non-System-Managed Data SetsOffset |
Length or Bit Pattern |
Description |
---|
00 (X'00') |
4 |
The address of a 140-byte area containing
the data set VTOC entry being processed. |
04 (X'04') |
4 |
The address of a 6-byte area containing
the volume serial number being processed. |
08 (X'08') |
4 |
The address of a flag byte containing
the following bits:
- 1... ....
- The process is migration.
- .1.. ....
- The process is delete if backed up (DBU).
- ..1. ....
- The process is delete by age (DBA).
- ...1 ....
- The process is backup.
|
12 (X'0C') |
4 |
The address of a fullword binary
return code. See ARCSAEXT Return Codes. |