/// <summary>
/// Reads 16 bytes
/// </summary>
/// <param name="blockNumber">
/// Block number to read
/// </param>
/// <param name="keyType">
/// Choose MIFARE key A or B
/// </param>
/// <param name="keySlotNumber">
/// Slot where key has previously been stored with a previous call to Load Keys
/// </param>
/// <returns>
/// byte array of 16 bytes
/// </returns>
public async Task<byte[]> ReadAsync(ushort blockNumber, GeneralAuthenticate.GeneralAuthenticateKeyType keyType, byte keySlotNumber = 0)
{
var genAuthRes = await connectionObject.TransceiveAsync(new MifareStandard.GeneralAuthenticate(blockNumber, keySlotNumber, keyType));
if (!genAuthRes.Succeeded)
{
throw new Exception("Failure authenticating to MIFARE Standard card, " + genAuthRes.ToString());
}
var readRes = await connectionObject.TransceiveAsync(new MifareStandard.Read(blockNumber));
if (!readRes.Succeeded)
{
throw new Exception("Failure reading MIFARE Standard card, " + readRes.ToString());
}
return readRes.ResponseData;
}
/// <summary>
/// Wrapper method write 16 bytes at the pageAddress
/// </param name="blockNumber">
/// Block number
/// </param>
/// <param name="keyType">
/// Choose MIFARE key A or B
/// </param>
/// <param name="keySlotNumber">
/// Slot where key has previously been stored with a previous call to Load Keys
/// </param>
/// byte array of the data to write
/// </returns>
public async void WriteAsync(byte blockNumber, byte[] data, GeneralAuthenticate.GeneralAuthenticateKeyType keyType, byte keySlotNumber = 0)
{
if (data.Length != 16)
{
throw new NotSupportedException();
}
var genAuthRes = await connectionObject.TransceiveAsync(new MifareStandard.GeneralAuthenticate(blockNumber, keySlotNumber, keyType));
if (!genAuthRes.Succeeded)
{
throw new Exception("Failure authenticating to MIFARE Standard card, " + genAuthRes.ToString());
}
var apduRes = await connectionObject.TransceiveAsync(new MifareStandard.Write(blockNumber, ref data));
if (!apduRes.Succeeded)
{
throw new Exception("Failure writing MIFARE Standard card, " + apduRes.ToString());
}
}
