The system header is 10 bytes long. Its format is shown in Figure 94.
JCRLL
2-byte length of record.
X'0000'
2-bytes containing X'0000'.
JCRSTRID
2-byte system-type identifier. For a user journal request, this is X'0000'.
Otherwise, it consists of a 1-byte function ID followed by a 1-byte module
ID.
System header
Variable length
User prefix Journal data
Fixedlength
System prefix
10
Figure 93. Format of COMPAT41 journal record
Record number
within block
JCRLRN
Length of record
JCRLL
2
2
222
User-type ID
JCRUTRID
System-type ID
JCRSTRID
X'0000'
'0000' if CICS journal request.
Otherwise code specified in JTYPEID
keyword of user request
'0000' if user journal request.
Otherwise 1-byte functionID
followed by1-byte module ID
Fixedlength
Figure 94. Format of the system header
732 Customization Guide
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