2.2.3.5 LocateCards_Return and GetStatusChange_Return
The LocateCards_Return and GetStatusChange_Return structures are used to obtain the results on those calls that return updated reader state information. (for more information, see sections 3.1.4.21, 3.1.4.22, 3.1.4.23, 3.1.4.24, 3.1.4.25, and 3.1.4.26).
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typedef struct _LocateCards_Return { long ReturnCode; [range(0, 10)] unsigned long cReaders; [size_is(cReaders)] ReaderState_Return *rgReaderStates; } LocateCards_Return, GetStatusChange_Return;
ReturnCode: HRESULT or Win32 Error code. Zero indicates success; any other value indicates failure.
cReaders: The number of elements in the rgReaderStates field.
rgReaderStates: The current states of the readers being watched.