The contents of the registers on entry to this exit are:
- Register
- Contents
- 0
- Indicates whether signon or signoff processing is in effect.
The following values apply:
- 0
- indicates a signon before signon parameters are processed.
- 4
- indicates a signon after the signon parameters have been processed.
- 8
- indicates signoff processing.
- 1
- Address of a 5-word parameter list, having the following structure:
- Word 1 (+0)
- address of the remote attribute table (RAT) (for R0=0 only)
address of the RAT entry (for R0=4 or 8)
- Word 2 (+4)
- address of the line DCT
- Word 3 (+8)
- zero (reserved for SNA)
- Word 4 (+12)
- address of the card image (for R0=0 only)
Otherwise not applicable
- Word 5 (+16)
- length of the card image for R0=0 only)
Otherwise not applicable
(The length is always 80.)
- 2-10
- N/A
- 11
- Address of the HCT
- 12
- N/A
- 13
- Address of the line manager or remote reader PCE
- 14
- Return address
- 15
- Entry address
z/OS JES2 Installation Exits
Copyright IBM Corporation 1990, 2014