IBM SC34-6814-04 - Manual (Page 244)

UEPALLEN
Address of a fullword binary field containing the length of the FROM
data; or hexadecimal zeros, in either of the following cases:
v
The AID was created by a START request without a FROM
option.
v The AID is associated with a channel (in which case the field
pointed to by UEPALCHN will be set to a name other than
blanks).
UEPALRQD
Address of an 8-byte field containing the value of the REQID
associated with the FROM data. The data was stored in a
temporary storage queue with this name. This value was either
specified explicitly using the REQID option on the START
command, or created internally by CICS.
UEPALQUE
Address of an 8-byte field containing the value specified in the
QUEUE option on the START command; or hexadecimal zeros if
QUEUE was not specified.
UEPALRTE
Address of a 4-byte field containing the value specified in the
RTERMID option on the START command, or hexadecimal zeros if
RTERMID was not specified.
UEPALRTA
Address of a 4-byte field containing the value specified in the
RTRANSID option on the START command, or hexadecimal zeros if
RTRANSID was not specified.
UEPALFMH
Address of a 1-byte field containing the value X'FF' if the data
contains FMHs, as specified by the FMH option on the associated
START command; or hexadecimal zeros otherwise.
UEPALSTC
Address of a 2-byte field containing the start code. This is "SZ" for
FEPI starts; otherwise it is "SD".
UEPALCHN
Address of a 16-byte field containing the name of the channel
associated with the AID. If there is no channel associated with the
AID, this field is set to blanks.
Return codes
UERCNORM
No other return codes are supplied. The value of the return code is
not inspected.
XPI calls
You can use:
v INQ_APPLICATION_DATA
v INQUIRE_SYSTEM
No other XPI calls should be used.
API and SPI commands
No EXEC CICS commands can be used.
222 Customization Guide