DEVICE_TRIM_DESCRIPTOR structure (winioctl.h)
Used in conjunction with the IOCTL_STORAGE_QUERY_PROPERTY request to retrieve the trim descriptor data for a device.
Syntax
typedef struct _DEVICE_TRIM_DESCRIPTOR {
DWORD Version;
DWORD Size;
BOOLEAN TrimEnabled;
} DEVICE_TRIM_DESCRIPTOR, *PDEVICE_TRIM_DESCRIPTOR;
Members
Version
Contains the size of this structure, in bytes. The value of this member will change as members are added to the structure.
Size
Specifies the total size of the data returned, in bytes. This may include data that follows this structure.
TrimEnabled
Specifies whether trim is enabled for the device.
Requirements
Requirement | Value |
---|---|
Minimum supported client | Windows 7 [desktop apps only] |
Minimum supported server | Windows Server 2008 R2 [desktop apps only] |
Header | winioctl.h (include Windows.h) |