IStreamUnbufferedInfo interface (shobjidl.h)

Exposes a method that determines the sector size as an aid to byte alignment.


The IStreamUnbufferedInfo interface inherits from the IUnknown interface. IStreamUnbufferedInfo also has these types of members:


The IStreamUnbufferedInfo interface has these methods.


Retrieves the number of bytes per sector on the disk currently being used. When using unbuffered input/output (I/O), it is important to know the size of the sectors on the disk being read in order to ensure proper byte alignment.


Minimum supported client Windows Vista [desktop apps only]
Minimum supported server Windows Server 2008 [desktop apps only]
Target Platform Windows
Header shobjidl.h