The LockSCard method claims exclusive access to the smart card.
HRESULT LockSCard(void);
The possible return values are the following:
| Value | Meaning |
|---|---|
| S_OK | Operation completed successfully. |
In addition to the COM error code listed above, this interface may return a smart card error code if a smart card function was called to complete the request. For information on smart card error codes, see Error Codes.
Windows NT: Use version 4.0 SP3 and later.
Windows: Use Windows 95 OSR2.1.
Windows CE: Unsupported.
Header: Declared in scardmgr.h.
Import Library: scardmgr.tlb.