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run. It is important that your exit program supply a terminal
netname if the TOR to which it directs the ATI request is a member
of a VTAM generic resource.
Return codes
UERCTEUN
Terminal unknown, reject request.
UERCNETN
Terminal known, netname returned in UEPALNTO.
UERCSYSI
Terminal known, sysid returned in UEPALSYO.
XPI calls
You can use:
v INQ_APPLICATION_DATA
v INQUIRE_SYSTEM.
No other XPI calls should be used.
Exit XICTENF
When invoked
By the interval control program when the terminal that an EXEC CICS
START command requires is unknown in this system. The exit program is
expected to give a return code indicating whether the terminal exists on
another connected CICS system and, if so, on which one.
Exit-specific parameters
UEPICEVT
Address of 2 bytes containing the type of request. The equated
values of the types are:
UEPICESD
START command with data
UEPICES
START command without data.
UEPICTR
Address of 1 byte containing an indication of whether the task
issuing the START command was started by transaction routing.
The equated values are:
UEPICTY
A START command was being processed and the task
issuing the command was transaction routed to.
UEPICTN
A START command was not being processed or aSTART
command was being processed but the task issuing the
command was not transaction routed to.
UEPICFS
Address of 1 byte containing an indication of whether the START
command was function shipped. The equated values are:
UEPICFY
A START command was being processed and the START
was function shipped.
228 Customization Guide