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SHRINK_VOLUME_INFORMATION structure (winioctl.h)
Specifies the volume shrink operation to perform.
Syntax
typedef struct _SHRINK_VOLUME_INFORMATION {
SHRINK_VOLUME_REQUEST_TYPES ShrinkRequestType;
DWORDLONG Flags;
LONGLONG NewNumberOfSectors;
} SHRINK_VOLUME_INFORMATION, *PSHRINK_VOLUME_INFORMATION;
Members
ShrinkRequestType
Indicates the operation to perform. The valid values are as follows.
| Value | Meaning |
|---|---|
|
Volume should perform any steps necessary to prepare for a shrink operation. |
|
Volume should commit the shrink operation changes. |
|
Volume should terminate the shrink operation. |
Flags
This member must be zero.
NewNumberOfSectors
The number of sectors that should be in the shrunken volume. Used only when the ShrinkRequestType member is ShrinkPrepare, otherwise this member should be initialized to zero.
Requirements
| Requirement | Value |
|---|---|
| Minimum supported client | Windows Vista [desktop apps only] |
| Minimum supported server | Windows Server 2008 [desktop apps only] |
| Header | winioctl.h (include Windows.h) |
See also
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