User manual

Computer Gateway User Manual 4-133 5/96
4.11
4.11.3.1 CM Journal Access Request Message Record
Header information: Word 1—Transaction Code = 64 (CM50 request)
Word 2—Number of words in message = 340
Words 3..4—reserved
Word 5—CG/PLNM Identifier = 2
Word 6—host task identifier (specified by CM 50)
Words 7..8—reserved
Message format: Words 1..8—ACIDP name or blank (16 ASCII characters)
Word 9—Local LCN PIN node ID or blank (2 ASCII characters)
Word 10—Unit ID (2 ASCII characters) - not used with system
journal (types 4,5,6,7) or Area SOE
Word 11..15—Reserved for future use (fill with integer zeroes)
Word 16..18—Start time - LCN time of 1st event - oldest
Words 19..21—Stop time - LCN time of last event - newest; if=0
CG/PLNM will replace with current LCN time.
NOTE
Words 16, 17, 19, 20 are a count of Seconds from January 01, 1979.
Words 18 and 21 qre the number of milliseconds with a value from 0..9999.
Word 22—File handling code (integer)
1 = If events do not fit within maximum transfer
size, return partial data
2 = If events do not fit within maximum transfer
size, return error without data
Word 23—Continumation request
0 = This is the first request for a group of events
1 = This is a follow-up request for continuation data
Words 24..273—Contnuation data (250 integer words)
If word 23 = 0, this block of data is to be ignored
If word 23 = 1, data is obtained from words 24-273
of previous Journal Access return message: CM50
must not alter this data.
Wirds 264..340—Event request record