public static void waitReaderStatusChange(IntPtr hContext, NfcApi.SCARD_READERSTATE[] readerStateArray, int timeoutMillis)
{
uint ret = NfcApi.SCardGetStatusChange(hContext, timeoutMillis /*msec*/, readerStateArray, readerStateArray.Length);
switch (ret)
{
case NfcConstant.SCARD_S_SUCCESS:
break;
case NfcConstant.SCARD_E_TIMEOUT:
throw new TimeoutException();
default:
throw new ApplicationException("リーダーの状態変化の取得に失敗。code = " + ret);
}
}
public static NfcApi.SCARD_READERSTATE[] initializeReaderState(IntPtr hContext, List <string> readerNameList)
{
NfcApi.SCARD_READERSTATE[] readerStateArray = new NfcApi.SCARD_READERSTATE[readerNameList.Count];
int i = 0;
foreach (string readerName in readerNameList)
{
readerStateArray[i].dwCurrentState = NfcConstant.SCARD_STATE_UNAWARE;
readerStateArray[i].szReader = readerName;
i++;
}
uint ret = NfcApi.SCardGetStatusChange(hContext, 100 /*msec*/, readerStateArray, readerStateArray.Length);
if (ret != NfcConstant.SCARD_S_SUCCESS)
{
throw new ApplicationException("リーダーの初期状態の取得に失敗。code = " + ret);
}
return(readerStateArray);
}
