IBM SC34-6814-04 - Page 752

The label header part of the journal control label header is 10 bytes long, and its
format is shown in Figure 91.
JCRLL
2-byte length of record.
X'0000'
2-bytes containing X'0000'.
32
Fixedlength
Label prefixLabel header
104
Length of block
Not presented unless the
caller is reading data blocks
ratherthan records
Figure 90. Format of journal control label header
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 specifiedin JTYPEID
keyword of user request
‘0000' if user journal request.
Otherwise 1-bytefunction ID
followed by1-byte module ID
Fixedlength
Figure 91. Format of label header part of journal control label header
730 Customization Guide