/// <summary>
/// Pasori PC/SCの利用可否
/// </summary>
/// <returns>T:利用可能</returns>
public static bool CheckPcsc()
{
//RC-S380以降
IntPtr context = IntPtr.Zero;
if (WinSCard.EstablishContext(ref context))
{
String readerName = WinSCard.ListReaders(context);
WinSCard.ReleaseContext(context);
if (readerName != null)
{
Regex ver = new Regex("PaSoRi\\s+([0-9]+(\\.[0-9]+)*)", RegexOptions.IgnoreCase);
Match m = ver.Match(readerName);
if (m.Success)
{
String verStr = m.Groups[1].Value;
if (float.Parse(verStr) >= 3.0f)
{
return(true);
}
}
}
}
return(false);
}
/// <summary>
/// ライブラリの解放
/// (DisposeLibraryを実行した場合、次の利用では再びInitializeLibraryを実行する)
/// </summary>
/// <returns></returns>
public bool DisposeLibrary()
{
if (cardContext != IntPtr.Zero)
{
WinSCard.Disconnect(cardContext, 0);
cardContext = IntPtr.Zero;
}
if (rwContext != IntPtr.Zero)
{
WinSCard.ReleaseContext(rwContext);
rwContext = IntPtr.Zero;
}
res = cmd = authKey = null;
Debug.WriteLine("PcscReader Disposed!");
return(true);
}