private void btnReadSector3_Click(object sender, EventArgs e)
{
short icdev = 0x0000;
int status;
byte mode = 0x60;
byte secnr = 0x00;
txtDataOne3.Text = "";
txtDataTwo3.Text = "";
txtDataThree3.Text = "";
txtKeyA3.Text = "";
txtKey3.Text = "";
txtKeyB3.Text = "";
if (rbtKeyB3.Checked)
{
mode = 0x61;
}
secnr = Convert.ToByte(cbxMass3.Text);
IntPtr keyBuffer = Marshal.AllocHGlobal(1024);
byte[] bytesKey = Utils.ToDigitsBytes(txtInputKey3.Text);
for (int i = 0; i < bytesKey.Length; i++)
{
Marshal.WriteByte(keyBuffer, i, bytesKey[i]);
}
status = HFReader.rf_M1_authentication2(icdev, mode, (byte)(secnr * 4), keyBuffer);
Marshal.FreeHGlobal(keyBuffer);
if (status != 0)
{
MessageBox.Show("rf_M1_authentication2 failed!!", "error", MessageBoxButtons.OK, MessageBoxIcon.Error);
return;
}
IntPtr dataBuffer = Marshal.AllocHGlobal(1024);
for (int i = 0; i < 4; i++)
{
int j;
byte cLen = 0;
status = HFReader.rf_M1_read(icdev, (byte)((secnr * 4) + i), dataBuffer, ref cLen);
if (status != 0 || cLen != 16)
{
MessageBox.Show("rf_M1_read failed!!", "error", MessageBoxButtons.OK, MessageBoxIcon.Error);
Marshal.FreeHGlobal(dataBuffer);
return;
}
byte[] bytesData = new byte[16];
for (j = 0; j < bytesData.Length; j++)
{
bytesData[j] = Marshal.ReadByte(dataBuffer, j);
}
if (i == 0)
{
txtDataOne3.Text = Utils.ToHexString(bytesData);
}
else if (i == 1)
{
txtDataTwo3.Text = Utils.ToHexString(bytesData);
}
else if (i == 2)
{
txtDataThree3.Text = Utils.ToHexString(bytesData);
}
else if (i == 3)
{
byte[] byteskeyA = new byte[6];
byte[] byteskey = new byte[4];
byte[] byteskeyB = new byte[6];
for (j = 0; j < 16; j++)
{
if (j < 6)
{
byteskeyA[j] = bytesData[j];
}
else if (j >= 6 && j < 10)
{
byteskey[j - 6] = bytesData[j];
}
else
{
byteskeyB[j - 10] = bytesData[j];
}
}
txtKeyA3.Text = ""; // Utils.ToHexString(byteskeyA);
txtKey3.Text = Utils.ToHexString(byteskey);
txtKeyB3.Text = Utils.ToHexString(byteskeyB);
}
}
Marshal.FreeHGlobal(dataBuffer);
}
private void DoWriteBlock(int blockNo)
{
short icdev = 0x0000;
int status;
byte mode = 0x60;
byte secnr = 0x00;
byte adr;
int i;
if (rbtKeyB3.Checked)
{
mode = 0x61;
}
secnr = Convert.ToByte(cbxMass3.Text);
adr = (byte)(blockNo + secnr * 4);
if (blockNo == 3)
{
if (DialogResult.No == MessageBox.Show("Are you sure you want to overwrite block3!", "Warning", MessageBoxButtons.YesNo, MessageBoxIcon.Warning))
{
return;
}
}
IntPtr keyBuffer = Marshal.AllocHGlobal(1024);
byte[] bytesKey = Utils.ToDigitsBytes(txtInputKey3.Text);
for (i = 0; i < bytesKey.Length; i++)
{
Marshal.WriteByte(keyBuffer, i, bytesKey[i]);
}
status = HFReader.rf_M1_authentication2(icdev, mode, (byte)(secnr * 4), keyBuffer);
Marshal.FreeHGlobal(keyBuffer);
if (status != 0)
{
MessageBox.Show("rf_M1_authentication2 failed!!", "error", MessageBoxButtons.OK, MessageBoxIcon.Error);
return;
}
//
byte[] bytesBlock;
if (blockNo == 0)
{
bytesBlock = Utils.ToDigitsBytes(txtDataOne3.Text);
}
else if (blockNo == 1)
{
bytesBlock = Utils.ToDigitsBytes(txtDataTwo3.Text);
}
else if (blockNo == 2)
{
bytesBlock = Utils.ToDigitsBytes(txtDataThree3.Text);
}
else
{
if (string.IsNullOrEmpty(txtKeyA3.Text) || txtKeyA3.Text.Length < 12)
{
MessageBox.Show("Please enter keyA (12 symbols)");
return;
}
String strBlock3 = txtKeyA3.Text;
strBlock3 += txtKey3.Text;
strBlock3 += txtKeyB3.Text;
bytesBlock = Utils.ToDigitsBytes(strBlock3);
}
IntPtr dataBuffer = Marshal.AllocHGlobal(1024);
for (i = 0; i < bytesBlock.Length; i++)
{
Marshal.WriteByte(dataBuffer, i, bytesBlock[i]);
}
status = HFReader.rf_M1_write(icdev, adr, dataBuffer);
Marshal.FreeHGlobal(dataBuffer);
if (status != 0)
{
MessageBox.Show("rf_M1_write failed!!", "error", MessageBoxButtons.OK, MessageBoxIcon.Error);
return;
}
}
