Summary Of Block Command Parameters - Oce XDL Reference Manual

Summary of BLOCK Command Parameters

2.2 Summary of BLOCK Command Parameters
ADJUST
CONSTANT
FORMAT
LENGTH
LMULT
LTHFIELD
OFFSET
POSTAMBLE This parameter specifies the length in bytes of the extraneous data at the
PREAMBLE
ZERO
30
This parameter specifies a block adjustment value which is added to or
subtracted from the contents of the block length field to determine the true
block length.
This parameter specifies that the block delimiter constant sc and all data
following it are ignored until the end of the block is reached.
This parameter specifies the recording mode of the block length field.
This parameter specifies the longest physical block being processed.
This parameter specifies a multiplication factor being applied to the con-
tents of the block length field to determine the true block length.
This parameter specifies the length of the field containing the block length.
This parameter specifies the location of the block length field.
end of each tape block; that is, it is an offset from the end of a block back-
wards to the end of the last logical record.
This parameter specifies the length of the operating system portion of the
block, that is, the byte offset from the first byte of a tape block to the first
byte of the first logical record.
This parameter specifies the end of block indicator.
Input Processing
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