internal byte[] ToBytes()
{
MemoryStream ms = new MemoryStream();
ms.WriteByte((byte)OperationMode);
ms.WriteByte((byte)DongleFeatures);
ms.WriteByte(AcceptedP2PKHVersion);
ms.WriteByte(AcceptedP2SHVersion);
var bytes = UserPin.ToBytes();
ms.WriteByte((byte)bytes.Length);
ms.Write(bytes, 0, bytes.Length);
bytes = SecondaryUserPin == null ? new UserPin().ToBytes() : SecondaryUserPin.ToBytes();
ms.WriteByte((byte)bytes.Length);
ms.Write(bytes, 0, bytes.Length);
bytes = RestoredSeed ?? new byte[0];
ms.WriteByte((byte)bytes.Length);
ms.Write(bytes, 0, bytes.Length);
bytes = RestoredWrappingKey == null ? new byte[0] : RestoredWrappingKey.ToBytes();
ms.WriteByte((byte)bytes.Length);
ms.Write(bytes, 0, bytes.Length);
return(ms.ToArray());
}
public byte[] UntrustedHashSign(KeyPath keyPath, UserPin pin, LockTime lockTime, SigHash sigHashType)
{
MemoryStream data = new MemoryStream();
byte[] path = Serializer.Serialize(keyPath);
BufferUtils.WriteBuffer(data, path);
var pinBytes = pin == null ? new byte[0] : pin.ToBytes();
data.WriteByte((byte)pinBytes.Length);
BufferUtils.WriteBuffer(data, pinBytes);
BufferUtils.WriteUint32BE(data, (uint)lockTime);
data.WriteByte((byte)sigHashType);
return(CreateAPDU(LedgerWalletConstants.LedgerWallet_CLA, LedgerWalletConstants.LedgerWallet_INS_HASH_SIGN, (byte)0x00, (byte)0x00, data.ToArray()));
}
public bool VerifyPin(UserPin pin, out int remaining)
{
remaining = 3;
var response = ExchangeSingleAPDU(LedgerWalletConstants.LedgerWallet_CLA, LedgerWalletConstants.LedgerWallet_INS_VERIFY_PIN, 0, 0, pin.ToBytes()).GetAwaiter().GetResult();
if (response.SW == LedgerWalletConstants.SW_OK)
{
return(true);
}
if (response.SW == LedgerWalletConstants.SW_INS_NOT_SUPPORTED)
{
Throw(response.SW);
}
remaining = (response.SW & 0x0F);
return(false);
}
public async Task <VerifyPinResult> VerifyPinAsync(UserPin pin, CancellationToken cancellation = default(CancellationToken))
{
var retVal = new VerifyPinResult();
var response = await ExchangeSingleAPDUAsync(LedgerWalletConstants.LedgerWallet_CLA, LedgerWalletConstants.LedgerWallet_INS_VERIFY_PIN, 0, 0, pin.ToBytes(), cancellation);
if (response.SW == LedgerWalletConstants.SW_OK)
{
retVal.IsSuccess = true;
return(retVal);
}
if (response.SW == LedgerWalletConstants.SW_INS_NOT_SUPPORTED)
{
Throw(response.SW);
}
retVal.Remaining = (response.SW & 0x0F);
return(retVal);
}
public bool VerifyPin(UserPin pin)
{
int remain;
return(VerifyPin(pin, out remain));
}
public TransactionSignature UntrustedHashSign(KeyPath keyPath, UserPin pin, LockTime lockTime, SigHash sigHashType)
{
using(Transport.Lock())
{
MemoryStream data = new MemoryStream();
byte[] path = Serializer.Serialize(keyPath);
BufferUtils.WriteBuffer(data, path);
var pinBytes = pin == null ? new byte[0] : pin.ToBytes();
data.WriteByte((byte)pinBytes.Length);
BufferUtils.WriteBuffer(data, pinBytes);
BufferUtils.WriteUint32BE(data, (uint)lockTime);
data.WriteByte((byte)sigHashType);
byte[] response = ExchangeApdu(LedgerWalletConstants.LedgerWallet_CLA, LedgerWalletConstants.LedgerWallet_INS_HASH_SIGN, (byte)0x00, (byte)0x00, data.ToArray(), OK);
response[0] = (byte)0x30;
return new TransactionSignature(response);
}
}
public bool VerifyPin(UserPin pin)
{
int remain;
return VerifyPin(pin, out remain);
}
public bool VerifyPin(UserPin pin, out int remaining)
{
using(Transport.Lock())
{
int lastSW;
remaining = 3;
var response = ExchangeApdu(LedgerWalletConstants.LedgerWallet_CLA, LedgerWalletConstants.LedgerWallet_INS_VERIFY_PIN, 0, 0, pin.ToBytes(), out lastSW);
if(lastSW == LedgerWalletConstants.SW_OK)
return true;
if(lastSW == LedgerWalletConstants.SW_INS_NOT_SUPPORTED)
Throw(lastSW);
remaining = (lastSW & 0x0F);
return false;
}
}
