IOCTL_FMD_LOCK_BLOCKS (Windows Embedded CE 6.0)

1/6/2010

This IOCTL locks one or more blocks in a specified range.; that is, the IOCTL makes entire blocks read-only.

Parameters

• hDevice
  [in] Handle to the block device.

• dwIoControlCode
  [in] Specifies this IOCTL.

• lpInBuffer
  [in] Pointer to a BlockLockInfo structure.

• nInBufferSize
  [in] Size of the BlockLockInfo structure.

• lpOutBuffer
  [out] Not used. Set to NULL.

• nOutBufferSize
  [out] Not used. Set to zero (0).

• lpBytesReturned
  [out] Not used. Set to NULL.

• lpOverlapped
  [in] Not used.

Return Values

Returns TRUE on success. Returns FALSE on failure.

Requirements

See Also

Reference

Flash Media Driver IOCTLs

Other Resources

Flash Media Driver Reference
Flash Drivers