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This code queries smart card and smart card reader attributes. For a list of all defined attributes, refer to Part 3 of the Interoperability Specification for ICCs and Personal Computer Systems, at the PC/SC Workgroup Web site.
The status value STATUS_SUCCESS or STATUS_NOT_SUPPORTED, as appropriate.
Note: Smart card reader drivers return Windows NT status values, rather than Win32 error values, as the return values from the driver's callback function.
Last updated on Tuesday, July 13, 2004