Function libCZI_ReaderGetFileHeaderInfo 

pub unsafe extern "C" fn libCZI_ReaderGetFileHeaderInfo(
    reader_object: CziReaderObjectHandle,
    file_header_info_interop: *mut FileHeaderInfoInterop,
) -> LibCZIApiErrorCode

Get information about the file-header of the CZI document. The information is put into the ‘file_header_info_interop’ structure. This file_header_info_interop structure contains the GUID of the CZI document and the version levels of CZI.

\param reader_object The reader object. \param [out] file_header_info_interop If successful, the retrieved information is put here.

\returns An error-code indicating success or failure of the operation.