CardReleaseExclusive

  • 项目

This function releases exclusive access to a socket and function pair.

STATUS CardReleaseExclusive(
  CARD_CLIENT_HANDLE hCardClient,
  CARD_SOCKET_HANDLE hSocket 
);

Parameters

  • hCardClient
    [in] Client handle obtained from the CardRegisterClient function.
  • hSocket
    [in] Handle to a socket and function pair.

Return Values

CERR_SUCCESS indicates success. One of the following values indicates failure:

  • CERR_BAD_HANDLE
    Indicates that the driver handle specified for hCardClient is not valid.
  • CERR_BAD_SOCKET
    Indicates that the socket identifier specified for hSocket is not valid or that a PC Card is not inserted.
  • CERR_IN_USE
    Indicates that another driver owns exclusive use.

Remarks

Card services informs all registered drivers that a socket and function pair is available by first sending a CE_CARD_REMOVAL event code to the callback function of the calling driver, and then sending a CE_CARD_INSERTION event code to each registered client's callback function.

Requirements

OS Versions: Windows CE 1.0 and later.
Header: Cardserv.h.
Link Library: Cardserv.lib.

See Also

CardRequestExclusive | CardRegisterClient

 Last updated on Tuesday, May 18, 2004

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