IBM Magstar 3494 manual Import List Volume

Import List Volume
Just as with the Export List volume, the Import List volume format is described in
hierarchical form in the tables below. Start with Table 36, then proceed as directed
to the portion(s) of interest. All character ®elds within the volume are in EBCDIC.
Field contents speci®ed in quotes are EBCDIC characters. The volume must be
written with compaction turned off.
	Table 36. Import List Volume
	Volume Contents		Description
	Volume Label		See Table 24 on page 308
	Import List File		See Table 37
	Import Status File		See Table 40 on page 316
	Tape Mark
	Table 37. Import List File
	Length	Name		Description
	80	Data Set Header 1		Table 32 on page 312
	80	Data Set Header 2		Table 33 on page 312
		Tape Mark
	80	Import List File		Table 38
		Identi®er
	N*80	Import List File		Table 39 on page 315. N>0, N<=50K. N is a variable
		Records		number of ®le records.
		Tape Mark
	80	End of File 1		Table 34 on page 313
	80	End of File 2		Table 35 on page 313
		Tape Mark
	Table 38. Import List File Identi®er
	Bytes	Name		Description
	0±10	Title Text		ªIMPORT LISTº
	11	Field Delimiter		Blank character
	12±13	Version		ª01º
	14	Blank		Blank character
	15±30	User Field		This 16 byte ®eld is not checked or used by the control
				unit
	31±79	Retained, Not		This ®eld is not checked or used by the control unit
		checked
The format of the Import List File record is designed to allow for ease of use. It is
expected that a customer may manually input the needed information and the
format needs to be tolerant of the location of the ®elds in the record. Each list ®le
record contains up to three ®elds separated by delimiters. The ®elds ªphysical
volserº, ªlogical volserº, and ªImport Optionº must appear in that order, separated by
a ®eld delimiter. If the record is not equal to 80 bytes, the record is not processed
and a Status File record is written with a status code of X©24©. The ®rst 13 bytes or
less of data from the record as read is provided in the Status File record. If only

314Magstar 3494 Tape Library Operator Guide