/// <summary>
/// Initializes a new instance of the <see cref="SCardReaderState"/> class.
/// </summary>
public SCardReaderState()
{
switch (Platform.Type)
{
case PlatformType.Windows:
_winscardRstate = new WINDOWS_SCARD_READERSTATE {
// initialize embedded array
rgbAtr = new byte[WinSCardAPI.MAX_ATR_SIZE],
cbAtr = WinSCardAPI.MAX_ATR_SIZE
};
break;
case PlatformType.Linux:
_linuxRstate = new LINUX_SCARD_READERSTATE {
// initialize embedded array
rgbAtr = new byte[PCSCliteLinux.MAX_ATR_SIZE],
cbAtr = (IntPtr)PCSCliteLinux.MAX_ATR_SIZE
};
break;
case PlatformType.MacOSX:
_macosxRstate = new MACOSX_SCARD_READERSTATE {
// initialize embedded array
rgbAtr = new byte[PCSCliteMacOsX.MAX_ATR_SIZE],
cbAtr = PCSCliteMacOsX.MAX_ATR_SIZE
};
break;
default:
throw new ArgumentOutOfRangeException();
}
}
/// <summary>
/// Initializes a new instance of the <see cref="SCardReaderState"/> class.
/// </summary>
public SCardReaderState() {
if (Platform.IsWindows) {
_winscardRstate = new WINDOWS_SCARD_READERSTATE {
// initialize embedded array
rgbAtr = new byte[WinSCardAPI.MAX_ATR_SIZE],
cbAtr = WinSCardAPI.MAX_ATR_SIZE
};
} else {
_pcscliteRstate = new Interop.Unix.SCARD_READERSTATE {
// initialize embedded array
rgbAtr = new byte[PCSCliteAPI.MAX_ATR_SIZE],
cbAtr = (IntPtr) PCSCliteAPI.MAX_ATR_SIZE
};
}
}
/// <summary>
/// Initializes a new instance of the <see cref="SCardReaderState"/> class.
/// </summary>
public SCardReaderState()
{
if (Platform.IsWindows)
{
_winscardRstate = new WINDOWS_SCARD_READERSTATE {
// initialize embedded array
rgbAtr = new byte[WinSCardAPI.MAX_ATR_SIZE],
cbAtr = WinSCardAPI.MAX_ATR_SIZE
};
}
else
{
_pcscliteRstate = new Interop.Unix.SCARD_READERSTATE {
// initialize embedded array
rgbAtr = new byte[PCSCliteAPI.MAX_ATR_SIZE],
cbAtr = (IntPtr)PCSCliteAPI.MAX_ATR_SIZE
};
}
}
public SCardError GetStatusChange(IntPtr hContext, IntPtr dwTimeout, SCardReaderState[] rgReaderStates)
{
SCARD_READERSTATE[] readerstates = null;
var cReaders = 0;
if (rgReaderStates != null)
{
// copy the last known state into the buffer
cReaders = rgReaderStates.Length;
readerstates = new SCARD_READERSTATE[cReaders];
for (var i = 0; i < cReaders; i++)
{
readerstates[i] = rgReaderStates[i].WindowsReaderState;
}
}
// On a 64-bit platforms .ToInt32() will throw an OverflowException
var timeout = unchecked ((int)dwTimeout.ToInt64());
var rc = SCardHelper.ToSCardError(
SCardGetStatusChange(
hContext,
timeout,
readerstates,
cReaders));
if (rc != SCardError.Success || rgReaderStates == null)
{
return(rc);
}
for (var i = 0; i < cReaders; i++)
{
// replace with returned values
rgReaderStates[i].WindowsReaderState = readerstates[i];
}
return(rc);
}
public SCardError GetStatusChange(IntPtr hContext, IntPtr dwTimeout, SCardReaderState[] rgReaderStates) {
SCARD_READERSTATE[] readerstates = null;
var cReaders = 0;
if (rgReaderStates != null) {
// copy the last known state into the buffer
cReaders = rgReaderStates.Length;
readerstates = new SCARD_READERSTATE[cReaders];
for (var i = 0; i < cReaders; i++) {
readerstates[i] = rgReaderStates[i].WindowsReaderState;
}
}
// On a 64-bit platforms .ToInt32() will throw an OverflowException
var timeout = unchecked((Int32) dwTimeout.ToInt64());
var rc = SCardHelper.ToSCardError(
SCardGetStatusChange(
hContext,
timeout,
readerstates,
cReaders));
if (rc != SCardError.Success || rgReaderStates == null) {
return rc;
}
for (var i = 0; i < cReaders; i++) {
// replace with returned values
rgReaderStates[i].WindowsReaderState = readerstates[i];
}
return rc;
}
