C++ Syntax

__int32

MKI_MappingGetFree( void );

Returns the number of free bytes of the currently open provisional mapping (see MKI_MappingOpen). It can also be used to check whether a mapping is currently open.

Return Value

Returns the number of free bytes in the previously opened provisional mapping (minus the size of the necessary, terminating MKI_DB_END data block). Returns -1 if the object is not open.