IBM SC33-1683-02 - Manual (Page 191)

Return codes
UERCBYP
Program control is to ignore the request.
UERCNORM
Continue processing.
UERCPURG
Task purged during XPI call.
XPI calls
All can be used.
Although the exit permits the use of XPI GETMAIN and FREEMAIN calls,
we recommend that you use the EXEC CICS GETMAIN and FREEMAIN
commands instead.
API and SPI calls
All can be used.
Exit XPCREQC
When invoked
On completion of a program control link request.
Exit-specific parameters
UEPCLPS
Address of the command parameter list.
UEPPCTOK
Address of a 4-byte token passed from XPCREQ. This allows
XPCREQ to, for example, pass a work area to XPCREQC.
UEPRCODE
Address of a 6-byte hexadecimal copy of EIBRCODE.
UEPRECUR
Address of a halfword recursion counter. The counter is set to 0
when the exit is first invoked, and is incremented for each recursive
call.
UEPRESP
Address of a 4-byte copy of EIBRESP.
UEPRESP2
Address of a 4-byte copy of EIBRESP2.
UEPTSTOK
Address of a 4-byte token that is valid throughout the life of a task.
See “Using the task token UEPTSTOK” on page 163.
UEPRSRCE
Address of an 8-character copy of the EIB resource value,
EIBRSRCE.
Return codes
UERCNORM
Continue processing.
UERCPURG
Task purged during XPI call.
program control program exits
Chapter 1. Global user exit programs 159