IOCTL_SMARTCARD_GET_STATE (Windows Embedded CE 6.0)
1/6/2010
This code retrieves the current status of the smart card reader.
Parameters
- dwOpenData
[in] Handle returned from a call to the smart card reader driver's XXX_Open (Device Manager) function.
- dwCode
[in] Specifies this code.
- pBufIn
Ignored.
- dwLenIn
Ignored.
pBufOut
[out] A buffer to hold the status information, one of the following values.Status Description SCARD_UNKNOWN
Status is unknown.
SCARD_ABSENT
There is no card in the card reader.
SCARD_PRESENT
A card is present in the card reader, but it is not in position for use.
SCARD_SWALLOWED
A card is in the reader and in position for use. The card is not powered.
SCARD_POWERED
The card is powered but the reader cannot determine its mode.
SCARD_NEGOTIABLE
The card has been reset and is waiting for protocol negotiation.
SCARD_SPECIFIC
The card has been reset and a protocol has been negotiated.
- dwLenOut
[out] Must be sizeof(ULONG).
- pdwActualOut
[out] Must be sizeof(ULONG).
Return Values
The status value STATUS_SUCCESS.
Remarks
Smart card reader drivers return Windows NT status values, rather than Win32 error values, as the return values from the driver's callback function.
Requirements
| Header | winsmcrd.h |
| Windows Embedded CE | Windows CE 3.0 and later |