FILE_LEVEL_TRIM_RANGE structure
Specifies a range of a file that is to be trimmed.
Syntax
typedef struct _FILE_LEVEL_TRIM_RANGE { DWORDLONG Offset; DWORDLONG Length; } FILE_LEVEL_TRIM_RANGE, *PFILE_LEVEL_TRIM_RANGE;
Members
- Offset
-
Offset, in bytes, from the start of the file for the range to be trimmed.
- Length
-
Length, in bytes, for the range to be trimmed.
Remarks
Before the trim operation is passed to the underlying storage system the input ranges are reduced to be aligned to page boundaries (4,096 bytes on 32-bit and x64-based editions of Windows, 8,192 bytes on Itanium-Based editions of Windows).
Requirements
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Minimum supported client | Windows 8 [desktop apps only] |
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Minimum supported server | Windows Server 2012 [desktop apps only] |
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Header |
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See also
- FILE_LEVEL_TRIM
- FSCTL_FILE_LEVEL_TRIM
- FILE_LEVEL_TRIM_OUTPUT
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Build date: 4/16/2013
