In a recent note, Timothy Sipples said:
> Date: Tue, 25 Jul 2006 14:49:41 +0900
>
> Jon Brock wrote:
> >Does anyone know of an MD5 generator available for z/OS?
>
> Jon, I assume you're looking for an API to generate MD5 hashes. In that
> case you'll probably want to look at the cryptographic documentation for
> z/OS, located here:
>
> http://www.ibm.com/servers/eserver/zseries/zos/bkserv/r7pdf/crypto.html
>
> It looks like the CSNBOWH (without ALET) or CSNBOWH1 (with ALET) or CSNEOWH
> (AMODE(64)) ICSF callable service will do the trick for you. And it looks
> like IBM Publication SA22-7522 documents how you would use that call. There
> are some code samples in Appendix D of that manual that show how to use
> ICSF callable services from several different languages. In fact, the PL/1
> example happens to call CSNBOWH.
>
Some versions of z/OS have a Rexx example in SYS1.SAMPLIB(CSFTEST), but
IIRC it calls some function other than CSNBOWH. But it still shows the
structure.
There's open source C at:
Linkname: sha
URL: http://www.saddi.com/software/sha/
-- gil
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