3.1.4.8 SCARD_IOCTL_LISTREADERSW (IOCTL 0x0009002C)

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The Unicode version of List Readers returns the smart card readers known to Smart Cards for Windows. ListReaders_Return is constructed according to ListReaderGroups_Return and ListReaders_Return and ListReaders_Call.

Return Values: The method sets ListReaders_Return.ReturnCode (for more information, see section 2.2.3.4) to SCARD_S_SUCCESS on success; otherwise, it sets one of the smart card-specific errors or one of the return codes from Winerror.h. No specialized error codes are associated with this method.