dfGetDfInfo function returns information on df-file content.
TDfCmp const * dfGetDfInfo ( TDfHandle );
Special df-file descriptor, created by dfOpenDfFile function.
Can not be NULL.
The function returns the pointer on the TDfCmp structure, which fields contain information on df-file content. (See TDfCmp structure description for details)
The pointer is valid during all lifecycle of hDf descriptor.