typedef struct _xcdTestingFileParams
{
  const WORD wStructSize; 
  const HXCEEDZIP hZip; 
  const TCHAR szFilename[ MAX_PATH ]; 
  const TCHAR szComment[ 1024 ]; 
  const LONG lSize; 
  const LONG lSizeHigh;
  const LONG lCompressedSize;
  const LONG lCompressedSizeHigh;
  const SHORT nCompressionRatio; 
  const xcdFileAttributes xAttributes; 
  const LONG lCRC; 
  const SYSTEMTIME stModified; 
  const SYSTEMTIME stAccessed; 
  const SYSTEMTIME stCreated; 
  const xcdCompressionMethod xMethod; 
  const BOOL bEncrypted; 
  const LONG lDiskNumber; 
} xcdTestingFileParams; 

This structure is available in both ANSI and UNICODE versions.