ISCardCmd::get_Apdu

The get_Apdu method retrieves the raw APDU.

HRESULT get_Apdu(
  LPBYTEBUFFER *ppApdu  
);

Parameters

ppApdu
[out, retval] Pointer to the byte buffer mapped through an IStream that contains the APDU message on return.

Return Values

The possible return values are the following:

Value Meaning
S_OK Operation completed successfully.
E_INVALIDARG ppApdu is invalid.
E_POINTER A bad pointer was passed in ppApdu.
E_OUTOFMEMORY Out of memory.

Remarks

To copy the APDU from an IByteBuffer (IStream) object into the APDU wrapped in this interface object, call put_Apdu.

To determine the length of the APDU, call get_ApduLength.

For a list of all the methods provided by the ISCardCmd interface, see ISCardCmd.

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 information on smart card error codes, see Error Codes.

QuickInfo

  Windows NT: Use version 4.0 SP3 and later.
  Windows: Use Windows 95 OSR2.1.
  Windows CE: Unsupported.
  Header: Declared in scarddat.h.
  Import Library: scarddat.tlb.

See Also

get_ApduLength, ISCardCmd, put_Apdu