public void TestRoundTrip4()
{
Encrypt0Message msg = new Encrypt0Message();
msg.AddAttribute(HeaderKeys.Algorithm, AlgorithmValues.AES_GCM_128, Attributes.PROTECTED);
msg.AddAttribute(HeaderKeys.IV, CBORObject.FromObject(rgbIV96), Attributes.PROTECTED);
msg.SetContent(rgbContent);
msg.Encrypt(rgbKey128);
CBORObject rgbMsg = msg.EncodeToCBORObject();
msg = (Encrypt0Message)Message.DecodeFromCBOR(rgbMsg);
byte[] contentNew = msg.Decrypt(rgbKey128);
CollectionAssert.AreEqual(rgbContent, (contentNew));
}
public void macDecodeBadRecipients()
{
CBORObject obj = CBORObject.NewArray();
obj.Add(CBORObject.FromObject(CBORObject.NewArray()).EncodeToBytes());
obj.Add(CBORObject.NewMap());
obj.Add(new byte[0]);
obj.Add(CBORObject.False);
byte[] rgb = obj.EncodeToBytes();
CoseException e = Assert.ThrowsException <CoseException>(() =>
Message.DecodeFromBytes(rgb, Tags.MAC0));
Assert.AreEqual(e.Message, ("Invalid MAC0 structure"));
}
public void EncryptDecodeBadContent()
{
CBORObject obj = CBORObject.NewArray();
obj.Add(CBORObject.FromObject(CBORObject.NewArray()).EncodeToBytes());
obj.Add(CBORObject.NewMap());
obj.Add(CBORObject.False);
obj.Add(CBORObject.False);
byte[] rgb = obj.EncodeToBytes();
CoseException e = Assert.ThrowsException <CoseException>(() =>
Message.DecodeFromBytes(rgb, Tags.Encrypt));
Assert.AreEqual(e.Message, ("Invalid Encrypt structure"));
}
public void TestAppleInvalidNonce()
{
var trustPath = validX5cStrings
.Select(x => new X509Certificate2(Convert.FromBase64String(x)))
.ToArray();
var X5c = CBORObject.NewArray()
.Add(CBORObject.FromObject(trustPath[0].RawData))
.Add(CBORObject.FromObject(trustPath[1].RawData));
_attestationObject["attStmt"].Set("x5c", X5c);
var ex = Assert.ThrowsAsync <Fido2VerificationException>(() => MakeAttestationResponse());
Assert.Equal("Mismatch between nonce and credCert attestation extension in Apple attestation", ex.Result.Message);
}
public void decodeBadUnprotected()
{
CBORObject obj = CBORObject.NewArray();
obj.Add(CBORObject.FromObject(CBORObject.NewArray()).EncodeToBytes());
obj.Add(CBORObject.False);
obj.Add(CBORObject.False);
obj.Add(CBORObject.False);
byte[] rgb = obj.EncodeToBytes();
CoseException e = Assert.ThrowsException <CoseException>(() =>
Message.DecodeFromBytes(rgb, Tags.Sign1));
Assert.AreEqual(e.Message, ("Invalid Sign1 structure"));
}
public void TestEquivalentInfinities()
{
CBORObject co, co2;
co = CBORObject.FromObject(CBORTestCommon.DecPosInf);
co2 = CBORObject.FromObject(Double.PositiveInfinity);
TestCommon.CompareTestEqual(co, co2);
co = CBORObject.NewMap().Add(
CBORTestCommon.DecPosInf,
CBORObject.Undefined);
co2 = CBORObject.NewMap().Add(
Double.PositiveInfinity,
CBORObject.Undefined);
TestCommon.CompareTestEqual(co, co2);
}
public void testDecodeUnknown()
{
Encrypt0Message msg = new Encrypt0Message(false, true);
msg.AddAttribute(HeaderKeys.Algorithm, AlgorithmValues.AES_GCM_128, Attributes.PROTECTED);
msg.AddAttribute(HeaderKeys.IV, CBORObject.FromObject(rgbIV96), Attributes.PROTECTED);
msg.SetContent(rgbContent);
msg.Encrypt(rgbKey128);
byte[] rgbMsg = msg.EncodeToBytes();
CoseException e = Assert.ThrowsException <CoseException>(() =>
msg = (Encrypt0Message)Message.DecodeFromBytes(rgbMsg, Tags.Unknown));
Assert.AreEqual(e.Message, ("Message was not tagged and no default tagging option given"));
}
public void LookupBinary()
{
byte[] bytes1 = new byte[] { 2, 4, 6, 8, 10, 12, 14, 16 };
byte[] bytes2 = new byte[] { 1, 3, 5, 7, 9, 11, 13, 15 };
CBORObject result = _dictionary.Lookup(CBORObject.FromObject(bytes1), true);
Assert.AreEqual(CBORType.ByteString, result.Type);
result = _dictionary.Lookup(CBORObject.FromObject(bytes2), true);
Assert.AreEqual(CBORType.Integer, result.Type);
Assert.IsTrue(result.IsTagged);
Assert.IsTrue(result.HasOneTag(CoralDictionary.DictionaryTag));
Assert.AreEqual(6, result.UntagOne().AsInt32());
}
public void roundTrip()
{
Encrypt0Message msg = new Encrypt0Message();
msg.AddAttribute(HeaderKeys.Algorithm, AlgorithmValues.AES_GCM_128, Attributes.PROTECTED);
msg.AddAttribute(HeaderKeys.IV, CBORObject.FromObject(rgbIV96), Attributes.UNPROTECTED);
msg.SetContent(strContent);
msg.Encrypt(rgbKey128);
byte[] rgbMsg = msg.EncodeToBytes();
msg = (Encrypt0Message)Message.DecodeFromBytes(rgbMsg);
msg.Decrypt(rgbKey128);
Assert.AreEqual <string>(msg.GetContentAsString(), strContent);
}
public void signerDecodeBadUnprotected()
{
CBORObject obj = CBORObject.NewArray();
obj.Add(CBORObject.FromObject(CBORObject.NewArray()).EncodeToBytes());
obj.Add(CBORObject.False);
obj.Add(CBORObject.False);
Signer sig = new Signer();
CoseException e = Assert.ThrowsException <CoseException>(() =>
sig.DecodeFromCBORObject(obj));
Assert.AreEqual(e.Message, ("Invalid Signer structure"));
}
internal RSA CreateRsa()
{
if (_type == COSE.KeyType.RSA)
{
var rsa = RSA.Create();
rsa.ImportParameters(
new RSAParameters()
{
Modulus = _cpk[CBORObject.FromObject(COSE.KeyTypeParameter.N)].GetByteString(),
Exponent = _cpk[CBORObject.FromObject(COSE.KeyTypeParameter.E)].GetByteString()
}
);
return(rsa);
}
return(null);
}
public static void OneTimeSetup(TestContext ctx)
{
PskOne = new OneKey();
PskOne.Add(CoseKeyKeys.KeyType, GeneralValues.KeyType_Octet);
PskOne.Add(CoseKeyKeys.KeyIdentifier, CBORObject.FromObject(PskOneName));
PskOne.Add(CoseKeyParameterKeys.Octet_k, CBORObject.FromObject(Encoding.UTF8.GetBytes("abcDEFghiJKL")));
PskTwo = new OneKey();
PskTwo.Add(CoseKeyKeys.KeyType, GeneralValues.KeyType_Octet);
PskTwo.Add(CoseKeyKeys.KeyIdentifier, CBORObject.FromObject(PskTwoName));
PskTwo.Add(CoseKeyParameterKeys.Octet_k, CBORObject.FromObject(Encoding.UTF8.GetBytes("12345678091234")));
UserKeys = new KeySet();
// UserKeys.AddKey(PskOne);
// UserKeys.AddKey(PskTwo);
}
public void ConnectPSK(string GatewaySecret)
{
OneKey authKey = new OneKey();
authKey.Add(CoseKeyKeys.KeyType, GeneralValues.KeyType_Octet);
authKey.Add(CoseKeyParameterKeys.Octet_k, CBORObject.FromObject(Encoding.UTF8.GetBytes(GatewaySecret)));
DTLSClientEndPoint ep = new DTLSClientEndPoint(authKey);
(Implementation as CoapImplementation)._coapClient = new CoapClient(new Uri($"coaps://{_gatewayIp}"))
{
EndPoint = ep
};
ep.Start();
}
public void Connect()
{
OneKey userKey = new OneKey();
userKey.Add(CoseKeyKeys.KeyType, GeneralValues.KeyType_Octet);
userKey.Add(CoseKeyParameterKeys.Octet_k, CBORObject.FromObject(Encoding.UTF8.GetBytes(PreSharedKey)));
DTLSClientEndPoint ep = new DTLSClientEndPoint(userKey);
CoapClient cc = new CoapClient(new Uri($"coaps://{GatewayIp}"))
{
EndPoint = ep
};
ep.Start();
Client = cc;
}
public IGateway Connect(string psk)
{
_logger.LogInformation($"Connecting to {_ipAddress} as \"{_clientIdentity}\" with PSK \"{psk}\"");
var authKey = new OneKey();
authKey.Add(CoseKeyKeys.KeyType, GeneralValues.KeyType_Octet);
authKey.Add(CoseKeyParameterKeys.Octet_k, CBORObject.FromObject(Encoding.UTF8.GetBytes(psk)));
authKey.Add(CoseKeyKeys.KeyIdentifier, CBORObject.FromObject(Encoding.UTF8.GetBytes(_clientIdentity)));
var clientEndPoint = new DTLSClientEndPoint(authKey);
clientEndPoint.Start();
return(new Gateway(clientEndPoint, new Uri($"coaps://{_ipAddress}"), _logger));
}
public void encryptNoEmitContent()
{
EnvelopedMessage msg = new EnvelopedMessage(true, false);
msg.AddAttribute(HeaderKeys.Algorithm, AlgorithmValues.AES_GCM_128, true);
msg.AddAttribute(HeaderKeys.IV, CBORObject.FromObject(rgbIV96), false);
msg.SetContent(strContent);
Recipient r = new Recipient(key128, AlgorithmValues.Direct);
msg.AddRecipient(r);
msg.Encrypt();
CBORObject cn = msg.EncodeToCBORObject();
Assert.IsTrue(cn[2].IsNull);
}
public void encryptNoTag()
{
EncryptMessage msg = new EncryptMessage(false, true);
msg.AddAttribute(HeaderKeys.Algorithm, AlgorithmValues.AES_GCM_128, Attributes.PROTECTED);
msg.AddAttribute(HeaderKeys.IV, CBORObject.FromObject(rgbIV96), Attributes.UNPROTECTED);
msg.SetContent(strContent);
Recipient r = new Recipient(key128, AlgorithmValues.Direct);
msg.AddRecipient(r);
msg.Encrypt();
CBORObject cn = msg.EncodeToCBORObject();
Assert.IsFalse(cn.IsTagged);
}
private static void SerializeAttributeInCoral(string name, List <string> values, CoralBody coral,
Dictionary <string, CBORObject> dictionary)
{
bool useSpace = SpaceSeparatedValueAttributes.Contains(name);
CBORObject result;
string nameX = CoralsKeys[name];
if (useSpace && values.Count > 1)
{
StringBuilder sb = new StringBuilder();
foreach (string value in values)
{
sb.Append(value);
sb.Append(" ");
}
sb.Length = sb.Length - 1;
result = CBORObject.FromObject(sb.ToString());
}
else if (values.Count == 1)
{
string value = values.First();
result = string.IsNullOrEmpty(value) ? CBORObject.True : CBORObject.FromObject(values.First());
}
else
{
result = CBORObject.NewArray();
foreach (string value in values)
{
if (string.IsNullOrEmpty(value))
{
result.Add(CBORObject.True);
}
else
{
result.Add(value);
}
}
}
CoralLink link = new CoralLink(nameX, result);
coral.Add(link);
}
public string GeneratePsk(string gatewaySecret)
{
try
{
_logger.LogInformation($"Connecting to {_ipAddress} as \"{_clientIdentity}\" to generate new PSK");
var authKey = new OneKey();
authKey.Add(CoseKeyKeys.KeyType, GeneralValues.KeyType_Octet);
authKey.Add(CoseKeyParameterKeys.Octet_k, CBORObject.FromObject(Encoding.UTF8.GetBytes(gatewaySecret)));
authKey.Add(CoseKeyKeys.KeyIdentifier, CBORObject.FromObject(Encoding.UTF8.GetBytes("Client_identity")));
using (var clientEndPoint = new DTLSClientEndPoint(authKey))
{
clientEndPoint.Start();
var authRequest = new AuthRequest {
Identity = _clientIdentity
};
var request = new Request(Method.POST)
{
EndPoint = clientEndPoint,
AckTimeout = 5000
};
request.SetUri($"coaps://{_ipAddress}/{(int)RequestRoot.Gateway}/{(int)TradfriAttribute.Auth}/");
string json = Json.Serialize(authRequest);
request.SetPayload(json);
request.Send();
Response response = request.WaitForResponse(5000);
if (response == null)
{
throw new TradfriException("No response from gateway");
}
AuthResponse authResponse = Json.Deserialize <AuthResponse>(response.PayloadString);
_logger.LogInformation($"PSK generated: \"{authResponse.Psk}\"");
return(authResponse.Psk);
}
}
catch (Exception exception)
{
throw new TradfriException("Failed during authentication.", exception);
}
}
public CBORObject Lookup(string value, bool isIntLegal)
{
foreach (KeyValuePair <int, object> o in _dictionary)
{
if (value.Equals(o.Value))
{
if (isIntLegal)
{
return(CBORObject.FromObjectAndTag(o.Key, DictionaryTag));
}
return(CBORObject.FromObject(o.Key));
}
}
return(CBORObject.FromObject(value));
}
public async Task EncodeAsync <T>(T obj, CancellationToken cancellationToken = default(CancellationToken))
{
if (cancellationToken.IsCancellationRequested)
{
return;
}
if (_codec._multicodec)
{
await _stream.WriteAsync(_codec.Header, 0, _codec.Header.Length, cancellationToken);
}
var cbor = CBORObject.FromObject(obj);
cbor.WriteTo(_stream);
await _stream.FlushAsync(cancellationToken);
}
public void roundTripDetached()
{
Encrypt0Message msg = new Encrypt0Message(true, false);
msg.AddAttribute(HeaderKeys.Algorithm, AlgorithmValues.AES_GCM_128, Attributes.PROTECTED);
msg.AddAttribute(HeaderKeys.IV, CBORObject.FromObject(rgbIV96), Attributes.UNPROTECTED);
msg.SetContent(strContent);
msg.Encrypt(rgbKey128);
byte[] content = msg.GetEncryptedContent();
byte[] rgb = msg.EncodeToBytes();
msg = (Encrypt0Message)Message.DecodeFromBytes(rgb);
msg.SetEncryptedContent(content);
msg.Decrypt(rgbKey128);
}
public void TestAddAttribute_2()
{
CBORObject label = CBORObject.FromObject(1);
CBORObject value = CBORObject.FromObject(2);
int where = 0;
Attributes instance = new Attributes();
try
{
instance.AddAttribute(label, value, where);
}
catch (JoseException e)
{
Assert.AreEqual(e.Message, "Invalid attribute location given");
}
}
public void TestAddAttribute_1()
{
CBORObject label = CBORObject.FromObject(new byte[1]);
CBORObject value = null;
int where = Attributes.PROTECTED;
Attributes instance = new Attributes();
try
{
instance.AddAttribute(label, value, where);
}
catch (JoseException e)
{
Assert.AreEqual(e.Message, "Labels must be integers or strings");
}
}
public void nullKeyForDecrypt()
{
Encrypt0Message msg = new Encrypt0Message(true, true);
// thrown.expect(CoseException.class);
// thrown.expectMessage("No Encrypted Content Specified");
msg.AddAttribute(HeaderKeys.Algorithm, AlgorithmValues.AES_GCM_128, Attributes.PROTECTED);
msg.AddAttribute(HeaderKeys.IV, CBORObject.FromObject(rgbIV96), Attributes.UNPROTECTED);
msg.SetContent(strContent);
msg.Encrypt(rgbKey128);
byte[] rgb = msg.EncodeToBytes();
msg = (Encrypt0Message)Message.DecodeFromBytes(rgb);
msg.Decrypt(null);
}
public void LookupString()
{
CBORObject result = _dictionary.Lookup("http://www.iana.org/assignments/relation/item>", false);
Assert.AreEqual(CBORType.Integer, result.Type);
Assert.AreEqual(1, result.AsInt32());
result = _dictionary.Lookup(CBORObject.FromObject("http://www.iana.org/assignments/relation/item>"), false);
Assert.AreEqual(CBORType.Integer, result.Type);
Assert.AreEqual(1, result.AsInt32());
result = _dictionary.Lookup(CBORObject.FromObject("http://www.iana.org/assignments/relation/item>"), true);
Assert.AreEqual(CBORType.Integer, result.Type);
Assert.IsTrue(result.IsTagged);
Assert.IsTrue(result.HasOneTag(CoralDictionary.DictionaryTag));
Assert.AreEqual(1, result.Untag().AsInt32());
}
public void ConnectAppKey(string appKey, string applicationName)
{
OneKey authKey = new OneKey();
authKey.Add(CoseKeyKeys.KeyType, GeneralValues.KeyType_Octet);
authKey.Add(CoseKeyParameterKeys.Octet_k, CBORObject.FromObject(Encoding.UTF8.GetBytes(appKey)));
authKey.Add(CoseKeyKeys.KeyIdentifier, CBORObject.FromObject(Encoding.UTF8.GetBytes(applicationName)));
DTLSClientEndPoint ep = new DTLSClientEndPoint(authKey);
CoapClient cc = new CoapClient(new Uri($"coaps://{_gatewayIp}"))
{
EndPoint = ep
};
ep.Start();
_coapClient = cc;
}
public CBORObject Lookup(CBORObject value)
{
foreach (KeyValuePair <int, string> o in _dictionary)
{
if (value.Equals(CBORObject.FromObject(o.Value)))
{
CBORObject newValue = CBORObject.FromObject(o.Key);
if (value.Type == CBORType.Number)
{
newValue = CBORObject.FromObjectAndTag(newValue, DictionaryTag);
}
return(newValue);
}
}
return(value);
}
public void NoContentForDecrypt()
{
Encrypt0Message msg = new Encrypt0Message(true, false);
msg.AddAttribute(HeaderKeys.Algorithm, AlgorithmValues.AES_GCM_128, Attributes.PROTECTED);
msg.AddAttribute(HeaderKeys.IV, CBORObject.FromObject(rgbIV96), Attributes.UNPROTECTED);
msg.SetContent(rgbContent);
msg.Encrypt(rgbKey128);
byte[] rgb = msg.EncodeToBytes();
msg = (Encrypt0Message)Message.DecodeFromBytes(rgb);
CoseException e = Assert.ThrowsException <CoseException>(() =>
msg.Decrypt(rgbKey128));
Assert.AreEqual(e.Message, ("No Encrypted Content Specified."));
}
public void LookupInteger()
{
CBORObject result = _dictionary.Lookup(CBORObject.FromObject(5), true);
Assert.AreEqual(CBORType.Integer, result.Type);
Assert.IsFalse(result.IsTagged);
Assert.AreEqual(5, result.AsInt32());
result = _dictionary.Lookup(CBORObject.FromObject(5), false);
Assert.AreEqual(CBORType.Integer, result.Type);
Assert.IsFalse(result.IsTagged);
Assert.AreEqual(5, result.AsInt32());
result = _dictionary.Lookup(CBORObject.FromObject(-5), true);
Assert.AreEqual(CBORType.Integer, result.Type);
Assert.IsFalse(result.IsTagged);
Assert.AreEqual(-5, result.AsInt32());
}