ISCardVerify::ChangeCode method

[The ChangeCode method is available for use in the operating systems specified in the Requirements section. It is not available for use in Windows Server 2003 with Service Pack 1 (SP1) and later, Windows Vista, Windows Server 2008, and subsequent versions of the operating system. The Smart Card Modules provide similar functionality.]

The ChangeCode method replaces the current CHV (card holder verification) code with new CHV code.

Syntax

HRESULT ChangeCode(
  [in] LPBYTEBUFFER pOldCode,
  [in] LPBYTEBUFFER pNewCode,
  [in] SCARD_FLAGS  Flags,
  [in] LONG         lRef
);

Parameters

pOldCode [in]

Pointer to an IByteBuffer containing the user's current code.

pNewCode [in]

Pointer to an IByteBuffer containing the new code that will be presented to the smart card during the change process to authenticate the user.

Flags [in]

Indicates whether the code is global or local, and whether the code should be enabled or disabled.

SC_FL_IHV_GLOBAL

SC_FL_IHV_LOCAL

SC_FL_IHV_ENABLE

SC_FL_IHV_DISABLE

lRef [in]

Smart card specific reference.

Return value

The method returns one of the following possible values:

Return code	Description
S_OK	Operation completed successfully.
E_INVALIDARG	Invalid parameter.
E_POINTER	A bad pointer was passed in.
E_OUTOFMEMORY	Out of memory.

 

Remarks

For a list of all the methods defined by this interface, see ISCardVerify.

In addition to the COM error codes listed above, this interface may return a smart card error code if a smart card function was called to complete the request. For more information, see Smart Card Return Values.

Requirements

Requirement	Value
Minimum supported client	Windows XP [desktop apps only]
Minimum supported server	Windows Server 2003 [desktop apps only]
End of client support	Windows XP
End of server support	Windows Server 2003

See also

IByteBuffer

ISCardVerify

Smart Card Return Values