StorageTek 6 manual SLSSHLG1

SLSSHLG1

Table 56. SLSSHLG1 Record Format

Dec	Hex	Type	Length	Label	Description
SLSSHLG1 - Host Communications LOGREC format 1
FUNCTION:
Defines the LOGREC record formatted for method switches.
0	(0)	STRUCTURE		SLSSHLG1	Communications LOGREC
					format 1
37377	(9201)	CONST		HLG1SUBT	Subtype X’9201’
Standard SLS Control Block Header
0	(0)	A-ADDR	4	HLG1HDR	Identifier
‘HLG1’	(C8D3C7F1)	CHAR CONST		HLG1ID	Identifier ‘HLG1’
4	(4)	A-ADDR	4	HLG1LEN	Length of control block
8	(8)	A-ADDR	1	HLG1SP	Subpool number
9	(9)	A-ADDR	1	HLG1KEY	Protection key
10	(A)	SIGNED-HWORD	2	-RESERVED-	Reserved for future use
HLG1 body
12	(C)	SIGNED-FWORD	4	HLG1RC	Return code causing method
					switch
16	(10)	CHARACTER	8	HLG1LCLH	Hostid of local (executing) host
24	(18)	CHARACTER	8	HLG1SWTH	Hostid of host being switched
32	(20)	CHARACTER	8	HLG1INTH	Hostid of host initiating the
					switch
40	(28)	A-ADDR	4	HLG1PMTH	Previous communications
					method
40	(28)	A-ADDR	4	HLG1PLP	Previous LMUPATH (if
					specified)
40	(28)	A-ADDR	4	HLG1NMTH	New communications method
40	(28)	A-ADDR	4	HLG1NLP	New LMUPATH (if specified)
40	(28)	SIGNED-FWORD	4	-RESERVED-(4)	Reserved
Host Communications Services LOGREC flags
56	(38)	A-ADDR	1	HLG1FLG1	Flag byte 1
		1... .... X’80’		HLG1ICMD	Initiated by operator command
		.1.. .... X’40’		HLG1IOTH	Initiated by other host (via
					message)

Appendix C. Record Formats 559

1st ed., 6/30/04 - 312579601