private void SCardListReaders()
{
uint pcchReaders = 0;
// NFCリーダの文字列バッファのサイズを取得
uint ret = NfcApi.SCardListReaders(hContext, null, null, ref pcchReaders);
if (ret != NfcConstant.SCARD_S_SUCCESS)
{
// 検出失敗
throw new ApplicationException("NFCリーダを確認できません。");
}
// NFCリーダの文字列を取得
byte[] mszReaders = new byte[pcchReaders * 2]; // 1文字2byte
ret = NfcApi.SCardListReaders(hContext, null, mszReaders, ref pcchReaders);
if (ret != NfcConstant.SCARD_S_SUCCESS)
{
// 検出失敗
throw new ApplicationException("NFCリーダの取得に失敗しました。");
}
UnicodeEncoding unicodeEncoding = new UnicodeEncoding();
string readerNameMultiString = unicodeEncoding.GetString(mszReaders);
// 認識したNDCリーダの最初の1台を使用
int nullindex = readerNameMultiString.IndexOf((char)0);
readerName = readerNameMultiString.Substring(0, nullindex);
}
private void SCardTransmit()
{
uint maxRecvDataLen = 256;
var recvBuffer = new byte[maxRecvDataLen + 2];
var sendBuffer = new byte[] { 0xff, 0xca, 0x00, 0x00, 0x00 }; // ← IDmを取得するコマンド
NfcApi.SCARD_IO_REQUEST ioRecv = new NfcApi.SCARD_IO_REQUEST();
ioRecv.cbPciLength = 255;
int pcbRecvLength = recvBuffer.Length;
int cbSendLength = sendBuffer.Length;
IntPtr handle = NfcApi.LoadLibrary("Winscard.dll");
IntPtr pci = NfcApi.GetProcAddress(handle, "g_rgSCardT1Pci");
NfcApi.FreeLibrary(handle);
uint ret = NfcApi.SCardTransmit(hCard, pci, sendBuffer, cbSendLength, ioRecv, recvBuffer, ref pcbRecvLength);
if (ret != NfcConstant.SCARD_S_SUCCESS)
{
throw new ApplicationException("NFCカードへの送信に失敗しました。code = " + ret);
}
// 受信データからIDmを抽出する
// recvBuffer = IDm + SW1 + SW2 (SW = StatusWord)
// SW1 = 0x90 (144) SW1 = 0x00 (0) で正常だが、ここでは見ていない
cardId = BitConverter.ToString(recvBuffer, 0, pcbRecvLength - 2);
}
private uint SCardEstablishContext()
{
uint ret = NfcApi.SCardEstablishContext(NfcConstant.SCARD_SCOPE_USER, IntPtr.Zero, IntPtr.Zero, out hContext);
if (ret != NfcConstant.SCARD_S_SUCCESS)
{
string message;
switch (ret)
{
case NfcConstant.SCARD_E_NO_SERVICE:
message = "サービスが起動されていません。";
break;
default:
message = "サービスに接続できません。code = " + ret;
break;
}
throw new ApplicationException(message);
}
if (hContext == IntPtr.Zero)
{
throw new ApplicationException("コンテキストの取得に失敗しました。");
}
return(ret);
}
private void SCardStatus()
{
int dwReaderLen = readerName.Length;
int dwState = 0;
byte[] byAtr = new byte[64]; //ATR
int dwAtrLen = byAtr.Length;
long lResult = NfcApi.SCardStatus(hCard, null, ref dwReaderLen, ref dwState, ref activeProtocol, byAtr, ref dwAtrLen);
if (lResult != NfcConstant.SCARD_S_SUCCESS)
{
throw new ApplicationException("");
}
lResult = NfcApi.SCardStatus(hCard, readerName, ref dwReaderLen, ref dwState, ref activeProtocol, byAtr, ref dwAtrLen);
if (lResult != NfcConstant.SCARD_S_SUCCESS)
{
throw new ApplicationException("");
}
// FeliCaかどうか
if ((byAtr[13] != 0x00 || byAtr[14] != 0x3b) && DetectOnlyFeliCa)
{
throw new ApplicationException("FeliCaではありません。");
}
}
private IntPtr getPciT1()
{
IntPtr handle = NfcApi.LoadLibrary("Winscard.dll");
IntPtr pci = NfcApi.GetProcAddress(handle, "g_rgSCardT1Pci");
NfcApi.FreeLibrary(handle);
return(pci);
}
void disconnect(IntPtr hCard)
{
uint ret = NfcApi.SCardDisconnect(hCard, NfcConstant.SCARD_LEAVE_CARD);
if (ret != NfcConstant.SCARD_S_SUCCESS)
{
throw new ApplicationException("カードとの接続を切断できません。code = " + ret);
}
}
private void SCardDisconnect()
{
uint ret = NfcApi.SCardDisconnect(hCard, NfcConstant.SCARD_LEAVE_CARD);
if (ret != NfcConstant.SCARD_S_SUCCESS)
{
throw new ApplicationException("NFCカードとの切断に失敗しました。code = " + ret);
}
}
int control(IntPtr hCard, int controlCode, byte[] sendBuffer, byte[] recvBuffer)
{
int bytesReturned = 0;
uint ret = NfcApi.SCardControl(hCard, controlCode, sendBuffer, sendBuffer.Length, recvBuffer, recvBuffer.Length, ref bytesReturned);
if (ret != NfcConstant.SCARD_S_SUCCESS)
{
throw new ApplicationException("カードへの制御命令送信に失敗しました。code = " + ret);
}
return(bytesReturned);
}
private void Form1_FormClosed(object sender, FormClosedEventArgs e)
{
frm = null;
if (_is_connect)
{
NfcApi.SCardReleaseContext(_hContext);
}
server.Stop();
}
private void SCardConnect()
{
activeProtocol = IntPtr.Zero;
hCard = IntPtr.Zero;
uint ret = NfcApi.SCardConnect(hContext, readerName, NfcConstant.SCARD_SHARE_SHARED, NfcConstant.SCARD_PROTOCOL_T1, ref hCard, ref activeProtocol);
if (ret != NfcConstant.SCARD_S_SUCCESS)
{
throw new ApplicationException("カードに接続できません。code = " + ret);
}
}
IntPtr connect(IntPtr hContext, string readerName)
{
IntPtr hCard = IntPtr.Zero;
IntPtr activeProtocol = IntPtr.Zero;
uint ret = NfcApi.SCardConnect(hContext, readerName, NfcConstant.SCARD_SHARE_SHARED, NfcConstant.SCARD_PROTOCOL_T1, ref hCard, ref activeProtocol);
if (ret != NfcConstant.SCARD_S_SUCCESS)
{
throw new ApplicationException("カードに接続できません。code = " + ret);
}
return(hCard);
}
private void SCardReleaseContext()
{
if (hContext == IntPtr.Zero)
{
throw new ApplicationException("コンテキストの取得に失敗しました。");
}
uint ret = NfcApi.SCardReleaseContext(hContext);
if (ret != NfcConstant.SCARD_S_SUCCESS)
{
throw new ApplicationException("カードリーダーとの切断に失敗しました。code = " + ret);
}
}
private void Timer1_Tick(object sender, EventArgs e)
{
timer1.Stop();
try
{
_readerStateArray[0].dwCurrentState = NfcConstant.SCARD_STATE_UNAWARE;
_readerStateArray[0].szReader = _readername;
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);
}
var state_is_present = _readerStateArray[0].dwEventState & NfcConstant.SCARD_STATE_PRESENT;
if (_prev_state_is_present != state_is_present &&
state_is_present == NfcConstant.SCARD_STATE_PRESENT)
{
IntPtr hCard = connect(_hContext, _readername);
string readerSerialNumber = readReaderSerialNumber(hCard);
string cardId = readCardId(hCard);
notify_detect_to_sessions(readerSerialNumber, cardId);
disconnect(hCard);
}
var state_is_empty = _readerStateArray[0].dwEventState & NfcConstant.SCARD_STATE_EMPTY;
if (_prev_state_is_empty != state_is_empty &&
state_is_empty == NfcConstant.SCARD_STATE_EMPTY)
{
notify_lost_to_sessions();
}
_prev_state_is_present = state_is_present;
_prev_state_is_empty = state_is_empty;
}
catch (ApplicationException ex)
{
frm.add_log(
DateTime.Now.ToString("yyyy/MM/dd HH:mm:ss"),
ex.Message
);
}
timer1.Start();
}
int transmit(IntPtr hCard, byte[] sendBuffer, byte[] recvBuffer)
{
NfcApi.SCARD_IO_REQUEST ioRecv = new NfcApi.SCARD_IO_REQUEST();
ioRecv.cbPciLength = 255;
int pcbRecvLength = recvBuffer.Length;
int cbSendLength = sendBuffer.Length;
IntPtr SCARD_PCI_T1 = getPciT1();
uint ret = NfcApi.SCardTransmit(hCard, SCARD_PCI_T1, sendBuffer, cbSendLength, ioRecv, recvBuffer, ref pcbRecvLength);
if (ret != NfcConstant.SCARD_S_SUCCESS)
{
throw new ApplicationException("カードへの送信に失敗しました。code = " + ret);
}
return(pcbRecvLength); // 受信したバイト数(recvBufferに受け取ったバイト数)
}
private void Form1_Load(object sender, EventArgs e)
{
frm = this;
try
{
var server_config = new SuperSocket.SocketBase.Config.ServerConfig()
{
Port = 80,
Ip = "127.0.0.1",
MaxConnectionNumber = 100,
Mode = SuperSocket.SocketBase.SocketMode.Tcp,
Name = "SuperSocket.WebSocket Sample Server",
MaxRequestLength = 1024 * 1024 * 10
};
setup_server(ref server, server_config);
var result = NfcApi.SCardEstablishContext(
NfcConstant.SCARD_SCOPE_USER,
IntPtr.Zero,
IntPtr.Zero,
out _hContext
);
if (result != 0)
{
if (result == NfcConstant.SCARD_E_NO_SERVICE)
{
frm.add_log(DateTime.Now.ToString("yyyy/MM/dd HH:mm:ss"), "Smart Card Servise is not Started.");
}
else
{
frm.add_log(DateTime.Now.ToString("yyyy/MM/dd HH:mm:ss"), string.Format("SCardEstablishContext Error.\nErrorCode.{0:X}\n", result));
}
}
else
{
_is_connect = true;
try
{
uint pcchReaders = 0;
result = NfcApi.SCardListReaders(_hContext, null, null, ref pcchReaders);
if (result != NfcConstant.SCARD_S_SUCCESS)
{
throw new ApplicationException("リーダーの情報が取得できません。\nErrorCode: " + String.Format("{0:X}", result));
}
byte[] mszReaders = new byte[pcchReaders * 2];
result = NfcApi.SCardListReaders(_hContext, null, mszReaders, ref pcchReaders);
if (result != NfcConstant.SCARD_S_SUCCESS)
{
throw new ApplicationException("リーダーの情報が取得できません。\nErrorCode: " + String.Format("{0:X}", result));
}
UnicodeEncoding unicodeEncoding = new UnicodeEncoding();
string readerNameMultiString = unicodeEncoding.GetString(mszReaders);
int nullindex = readerNameMultiString.IndexOf((char)0); // 装置は１台のみ
_readername = readerNameMultiString.Substring(0, nullindex);
frm.add_log(DateTime.Now.ToString("yyyy/MM/dd HH:mm:ss"), "リーダー名：" + _readername);
_readerStateArray = new NfcApi.SCARD_READERSTATE[1];
timer1.Start();
}
catch (ApplicationException ex)
{
frm.add_log(DateTime.Now.ToString("yyyy/MM/dd HH:mm:ss"), ex.Message);
}
}
}
catch (Exception ex)
{
MessageBox.Show(ex.ToString());
}
}
private void Form1_Load(object sender, EventArgs e)
{
frm = this;
try
{
var server_config_ssl = new SuperSocket.SocketBase.Config.ServerConfig()
{
Port = 443,
Ip = "127.0.0.1",
MaxConnectionNumber = 100,
Mode = SuperSocket.SocketBase.SocketMode.Tcp,
Name = "SuperWebSocket Sample Server",
MaxRequestLength = 1024 * 1024 * 10,
Security = "tls",
Certificate = new SuperSocket.SocketBase.Config.CertificateConfig
{
FilePath = ConfigurationManager.AppSettings["cert_file_path"],
Password = ConfigurationManager.AppSettings["cert_password"]
}
};
setup_server(ref server_ssl, server_config_ssl);
valid_cert();
var result = NfcApi.SCardEstablishContext(
NfcConstant.SCARD_SCOPE_USER,
IntPtr.Zero,
IntPtr.Zero,
out _hContext
);
if (result != 0)
{
if (result == NfcConstant.SCARD_E_NO_SERVICE)
{
frm.add_log(DateTime.Now.ToString("yyyy/MM/dd HH:mm:ss"), "Smart Card Servise is not Started.");
}
else
{
frm.add_log(DateTime.Now.ToString("yyyy/MM/dd HH:mm:ss"), string.Format("SCardEstablishContext Error.\nErrorCode.%08X\n", result));
}
}
else
{
_is_connect = true;
try
{
uint pcchReaders = 0;
result = NfcApi.SCardListReaders(_hContext, null, null, ref pcchReaders);
if (result != NfcConstant.SCARD_S_SUCCESS)
{
throw new ApplicationException("リーダーの情報が取得できません。");
}
byte[] mszReaders = new byte[pcchReaders * 2];
result = NfcApi.SCardListReaders(_hContext, null, mszReaders, ref pcchReaders);
if (result != NfcConstant.SCARD_S_SUCCESS)
{
throw new ApplicationException("リーダーの情報が取得できません。");
}
UnicodeEncoding unicodeEncoding = new UnicodeEncoding();
string readerNameMultiString = unicodeEncoding.GetString(mszReaders);
int nullindex = readerNameMultiString.IndexOf((char)0); // 装置は１台のみ
_readername = readerNameMultiString.Substring(0, nullindex);
frm.add_log(DateTime.Now.ToString("yyyy/MM/dd HH:mm:ss"), "リーダー名：" + _readername);
_readerStateArray = new NfcApi.SCARD_READERSTATE[1];
timer1.Start();
}
catch (ApplicationException ex)
{
frm.add_log(DateTime.Now.ToString("yyyy/MM/dd HH:mm:ss"), ex.Message);
}
}
}
catch (Exception ex)
{
reflesh_cert();
MessageBox.Show("証明書を更新しました。\nアプリケーションを再起動します。");
Application.Restart();
}
}
