public virtual byte[] processCommand(Apdu apdu)
{
CardContext context = handler.Context;
if (apdu.P1 == 0x80 && apdu.P2 == 0x86)
{
// DEC
BSO key = handler.GetEnvironmentKey(SecurityEnvironmentComponent.CON);
if (key.Class != BSOClass.PSO)
{
return(Error.P1OrP2NotValid);
}
if (key.Algo != BSOAlgo.RSA_Enc &&
key.Algo != BSOAlgo.DES3_Enc_SMEnc)
{
return(Error.P1OrP2NotValid);
}
if (!handler.IsVerifiedAC(key, BSO_AC.AC_USE))
{
return(Error.SecurityStatusNotSatisfied);
}
byte[] data = handler.Decrypt(key, new ByteArray(apdu.Data).Sub(1));
// devo paddare per arrivare alla lunghezza del modulo
if (key.Algo == BSOAlgo.RSA_Enc)
{
if (data.Length < (key.data.Length - 2))
{
var dataPad = new byte[key.data.Length - 2];
data.CopyTo(dataPad, dataPad.Length - data.Length);
data = dataPad;
}
}
return(Util.Response(data, Error.Ok));
}
else if (apdu.P1 == 0x86 && apdu.P2 == 0x80)
{
// ENC
BSO key = handler.GetEnvironmentKey(SecurityEnvironmentComponent.CON);
if (key.Class != BSOClass.PSO)
{
return(Error.P1OrP2NotValid);
}
if (key.Algo != BSOAlgo.RSA_Enc &&
key.Algo != BSOAlgo.DES3_Enc_SMEnc)
{
return(Error.P1OrP2NotValid);
}
if (!handler.IsVerifiedAC(key, BSO_AC.AC_USE))
{
return(Error.SecurityStatusNotSatisfied);
}
byte[] data = handler.Encrypt(key, apdu.Data);
if (key.Algo == BSOAlgo.RSA_Enc && data.Length < (key.data.Length - 2))
{
var dataPad = new byte[key.data.Length - 2];
data.CopyTo(dataPad, dataPad.Length - data.Length);
data = dataPad;
}
return(Util.Response(new ByteArray(0).Append(data), Error.Ok));
}
else if (apdu.P1 == 0x9E && apdu.P2 == 0x9A)
{
// CDS
BSO key = handler.GetEnvironmentKey(SecurityEnvironmentComponent.CDS);
if (key.Class != BSOClass.PSO)
{
return(Error.P1OrP2NotValid);
}
if (key.Algo != BSOAlgo.RSA_DS_Test)
{
return(Error.P1OrP2NotValid);
}
if (!handler.IsVerifiedAC(key, BSO_AC.AC_USE))
{
return(Error.SecurityStatusNotSatisfied);
}
byte[] data = handler.DigitalSignature(key, apdu.Data);
if (data.Length < (key.data.Length - 2))
{
var dataPad = new byte[key.data.Length - 2];
data.CopyTo(dataPad, dataPad.Length - data.Length);
data = dataPad;
}
return(Util.Response(data, Error.Ok));
}
return(Error.P1OrP2NotValid);
}