z/OS MVS Using the Subsystem Interface
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Input Parameters

z/OS MVS Using the Subsystem Interface
SA38-0679-00

Input parameters for the function routine are:
  • SSOB
  • SSIB
  • ABDPL
SSOB Contents: MVS™ sets the following fields in the SSOB control block on input:
Field Name
Description
SSOBID
Identifier 'SSOB'
SSOBLEN
Length of the SSOB (SSOBHSIZ) control block
SSOBFUNC
SSI function code 48
SSOBSSIB
Address of the SSIB control block
SSOBRETN
Return code from previous subsystem function routine or zero.

Because broadcast requests are routed to all active subsystems, the SSOBRETN field contains the return code value set by some previously invoked subsystem or zero. See Output Register Information for a list of possible SSOBRETN return codes.

SSOBINDV
Address of the function dependent area (ABDPL block)
SSIB Contents: MVS sets the following fields in the SSIB control block on input:
Field Name
Description
SSIBID
Identifier 'SSIB'
SSIBLEN
Length of the SSIB (SSIBSIZE) control block
SSIBSSNM
Subsystem name — name of the subsystem enabled to receive this function code.
Parent topic: Help Call — SSI Function Code 48

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