Windows pcsc api

Returns a list of smartcard readers available on the system, in the form of a C multi-string. Individual strings are separated by the null character 0x The end of the multi-string is represented by an additional null character. After successful card activation, returns a card handle, thus creating a logical connection to the card.

Returns a range of different reader properties. The desired property is selected using a function parameter. Used to control and configure the reader hardware. A handle that identifies the connection to the smart card in the designated reader. The SCardConnect function is a smart card and reader access function.

The following example creates a connection to a reader. The winscard. Mixing usage of the encoding-neutral alias with code that not encoding-neutral can lead to mismatches that result in compilation or runtime errors. For more information, see Conventions for Function Prototypes. Skip to main content. This browser is no longer supported. Download Microsoft Edge More info. Feedback will be sent to Microsoft: By pressing the submit button, your feedback will be used to improve Microsoft products and services.

Privacy policy. The SCardTransmit function sends a service request to the smart card and expects to receive data back from the card. A reference value returned from the SCardConnect function. A pointer to the protocol header structure for the instruction. The data sent to the card should immediately follow the send buffer. In the special case where no data is sent to the card and no data is expected in return, bP3 is not sent.

Pointer to the protocol header structure for the instruction, followed by a buffer in which to receive any returned protocol control information PCI specific to the protocol in use.