> And you needf (sic) one more indirection.

No, I don't need another level of indirection.

> See the page lately cited by Tom Marchant:

That page agrees with what I wrote, and does not show an extraneous level of 
indirection. It differs only in drawing boxes around things to clarify the 
structure, and in showing the X'80' at offset 0 rather than just describing it.


--
Shmuel (Seymour J.) Metz
http://mason.gmu.edu/~smetz3


________________________________________
From: IBM Mainframe Discussion List <[email protected]> on behalf of 
Paul Gilmartin <[email protected]>
Sent: Monday, November 18, 2019 6:37 PM
To: [email protected]
Subject: Re: AUTHPGM in IKJTSOxx

On Mon, 18 Nov 2019 20:49:29 +0000, Seymour J Metz wrote:
>    ...
>You're losing track of your indirect addresses:

>R1 -> Paramaeter list
>          +0 -> H'length',C'characters'
>          +4      Doesn't exist for jobstep.
>
And you needf one more indirection.  See the page lately
cited by Tom Marchant:
    
https://www.ibm.com/support/knowledgecenter/SSLTBW_2.3.0/com.ibm.zos.v2r3.ieaa600/parmpm.htm

>The end-of-list flag is X'80' at offset 0 in the parameter list.
>
Which is a pointer, not the PARM value.

>PARM='(' results in R1 -> Parameter list
>                                          +0 -> H'1,C'('
>with an X'0" flag at offset 0 in the list, not in the parameter list address 
>in R1.
>
Yes, but that's a list of addresses, not the parameter values.

-- gil

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