TRANSFER Reference Manual

IPC Request and Reply Headers
Programmatic Interface to the TRANSFER Delivery System
1–2 069139, Update 1 to 40969 Tandem Computers Incorporated
Figure 1-1 shows a diagram of an IPC message.
Figure 1-1. IPC Message Format
00
8
VERSION-
CODE
RETURN-
CODE
RETURN-
CODE
DETAIL
SESSION-
ID
UOWS-TO-
PROCESS
UOWS-
RETURNED
LOG-THIS
IPC
Request to TRANSFER
Reply from TRANSFER
IPC
Header
IPC
Header
Request
UOWs
Reply
UOWs
REQUEST-
CODE
TRANSFER ignores the fields that are listed in italics.
VERSION-
CODE
RETURN-
CODE
RETURN-
CODE
DETAIL
SESSION-
ID
UOWS-TO-
PROCESS
UOWS-
RETURNED
LOG-THIS
IPC
REPLY-
CODE
TRANSFER
The following DDL elements define the format of an IPC header:
DEF ipc-hdr.
02 request-code TYPE BINARY 16.
88 stop-on-warning VALUE -1.
88 stop-on-err VALUE -2.
88 do-all-uows VALUE -3.
02 pw-reply-code TYPE BINARY 16
REDEFINES REQUEST-CODE.
88 all-uows-ok VALUE 0.
88 uows-with-warning VALUE 1.
88 uows-with-err VALUE 2.
88 rqst-err VALUE 3.
02 filler PIC X.
02 version-code.
03 letter PIC A.
03 rev-number PIC 99.