EFS01 parameter list
DFSORT sends three words to the EFS01 user exit routine each time
it is entered:
- The address of the extract buffer area
- The address of the input record
- The address of the EFS program context area.
DFSORT places the address of a parameter list in register 1. The list begins on a fullword boundary and is three fullwords long. The format of the parameter list is:
The format of the parameter list is:Bytes 1 through 4
|
---|
Address of the extract buffer area |
Address of the input record |
Address of the EFS program context area |
The EFS01 routine must return one of the following return codes
in general register 15:
- 0
- The extraction of the EFS control field was successful.
- 16
- The extraction of the EFS control field was unsuccessful; terminate DFSORT.