IOCTL_DISK_COPY_EXTERNAL_START (Windows CE 5.0)
This IOCTL is called by the file system and informs the block driver which sectors correspond to a file. This allows data to be read from or written to a file directly on an external device.
Parameters
- hDevice
[in] Handle to the block device. - dwIoControlCode
[in] Set to IOCTL_DISK_COPY_EXTERNAL. - lpInBuf
[in] Pointer to a DISK_COPY_EXTERNAL structure. - nInBufSize
[in] Size of the input buffer. - lpOutBuf
[out] Not used. - nOutBufSize
[in] Not used. - lpBytesReturned
[out] Not used.
Return Values
If successful, the return value is nonzero. If unsuccessful, the return value is zero.
Requirements
OS Versions: Windows CE 5.0 and later.
Header: Diskio.h
See Also
Copy External IOCTLs | DISK_COPY_EXTERNAL
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