public void CanReadObjectAndIgnoreRemainingData()
{
byte[] data = Convert.FromBase64String("pQECAzguIVggy6rAanAqDpv7VJqZVJWgUVG6jIQvURLOH9Ylf/+nyesiWCDb75V3vgcbm7P0M1pI55cc6EkopDxVV7RXKQfm/xNlNyAIoWd0ZXN0aW5n9Q==");
var map = (CborMap)CborObject.Decode(data, out int read);
Assert.Equal(88, data.Length);
Assert.Equal(78, read);
var keys = map.Keys.Select(k => ((CborInteger)k).Value);
Assert.Equal(2, ((CborInteger)map[new CborInteger(1)]).Value);
Assert.Equal(-47, ((CborInteger)map[new CborInteger(3)]).Value);
Assert.Equal("y6rAanAqDpv7VJqZVJWgUVG6jIQvURLOH9Ylf/+nyes=", Convert.ToBase64String(((CborByteString)map[new CborInteger(-2)]).Value));
Assert.Equal("2++Vd74HG5uz9DNaSOeXHOhJKKQ8VVe0VykH5v8TZTc=", Convert.ToBase64String(((CborByteString)map[new CborInteger(-3)]).Value));
Assert.Equal(8, ((CborInteger)map[new CborInteger(-1)]).Value);
// Ensure we ignored the remaining data
var encoded = map.Encode();
Assert.Equal("pQECAzguIVggy6rAanAqDpv7VJqZVJWgUVG6jIQvURLOH9Ylf/+nyesiWCDb75V3vgcbm7P0M1pI55cc6EkopDxVV7RXKQfm/xNlNyAI", Convert.ToBase64String(encoded));
Assert.Equal(78, encoded.Length);
}
public void Test()
{
const string hexBuffer = "BF65627974657341016C64657374696E6174696F6E738151027BE4CA91F62F11794CCF66A92B7714066466726F6D58270402023B2DC2EAA3A237C9AB13E3EC0357679DB51EFB63A7DC95980AD81A90D9B0EBD30C695A1B686D65746144617461BF6B6170706C69636174696F6E6474657374FF656E6F6E63651B1E4498A9ECD5A1876A73657269616C697A65727772616469782E7061727469636C65732E6D65737361676562746F58270402023B2DC2EAA3A237C9AB13E3EC0357679DB51EFB63A7DC95980AD81A90D9B0EBD30C695A1B6776657273696F6E1864FF";
byte[] data = hexBuffer.HexToBytes();
CborObject obj = Cbor.Deserialize <CborObject>(data);
Assert.NotNull(obj);
Assert.Equal(8, obj.Count);
}
public void ReadObject()
{
const string hexBuffer =
"A666737472696E6763666F6F666E756D626572FB40283D70A3D70A3D64626F6F6CF5646E756C6CF6656172726179820102666F626A656374A162696401";
CborObject actualObject = Helper.Read <CborObject>(hexBuffer);
Assert.NotNull(actualObject);
// pairs
Assert.Equal(6, actualObject.Count);
// string
Assert.True(actualObject.TryGetValue("string", out CborValue value));
Assert.Equal(CborValueType.String, value.Type);
Assert.IsType <CborString>(value);
Assert.Equal("foo", value.Value <string>());
// number
Assert.True(actualObject.TryGetValue("number", out value));
Assert.Equal(CborValueType.Double, value.Type);
Assert.IsType <CborDouble>(value);
Assert.Equal(12.12, value.Value <double>(), 3);
// bool
Assert.True(actualObject.TryGetValue("bool", out value));
Assert.Equal(CborValueType.Boolean, value.Type);
Assert.IsType <CborBoolean>(value);
Assert.True(value.Value <bool>());
// null
Assert.True(actualObject.TryGetValue("null", out value));
Assert.Equal(CborValueType.Null, value.Type);
Assert.IsType <CborNull>(value);
// array
Assert.True(actualObject.TryGetValue("array", out value));
Assert.Equal(CborValueType.Array, value.Type);
Assert.IsType <CborArray>(value);
CborArray CborArray = (CborArray)value;
Assert.Equal(2, CborArray.Count);
Assert.Equal(1, CborArray[0].Value <double>());
Assert.Equal(2, CborArray[1].Value <double>());
// object
Assert.True(actualObject.TryGetValue("object", out value));
Assert.Equal(CborValueType.Object, value.Type);
Assert.IsType <CborObject>(value);
CborObject cborObject = (CborObject)value;
Assert.True(cborObject.TryGetValue("id", out value));
Assert.Equal(CborValueType.Positive, value.Type);
Assert.Equal(1, value.Value <int>());
}
public AuthenticatorData(byte[] authData)
{
// Input validation
if (authData is null)
{
throw new Fido2VerificationException("Authenticator data cannot be null");
}
if (authData.Length < MinLength)
{
throw new Fido2VerificationException($"Authenticator data is less than the minimum structure length of {MinLength}");
}
// Input parsing
var reader = new MemoryReader(authData);
RpIdHash = reader.ReadBytes(SHA256HashLenBytes);
_flags = (AuthenticatorFlags)reader.ReadByte();
SignCount = reader.ReadUInt32BigEndian();
// Attested credential data is only present if the AT flag is set
if (HasAttestedCredentialData)
{
// Decode attested credential data, which starts at the next byte past the minimum length of the structure.
AttestedCredentialData = new AttestedCredentialData(authData.AsMemory(reader.Position), out int bytesRead);
reader.Advance(bytesRead);
}
// Extensions data is only present if the ED flag is set
if (HasExtensionsData)
{
// Read the CBOR object
var ext = CborObject.Decode(authData.AsMemory(reader.Position), out int bytesRead);
reader.Advance(bytesRead);
// Encode the CBOR object back to a byte array.
Extensions = new Extensions(ext.Encode());
}
// There should be no bytes left over after decoding all data from the structure
if (reader.RemainingBytes != 0)
{
throw new Fido2VerificationException("Leftover bytes decoding AuthenticatorData");
}
}
public void WriteObject()
{
const string hexBuffer =
"A666537472696E6763666F6F664E756D626572FB40283D70A3D70A3D64426F6F6CF5644E756C6CF6654172726179820102664F626A656374A162496401";
dynamic obj = new CborObject();
obj.String = "foo";
obj.Number = 12.12;
obj.Bool = true;
obj.Null = null;
obj.Array = new[] { 1, 2 };
obj.Object = new CborObject();
obj.Object.Id = 1;
Helper.TestWrite(obj, hexBuffer);
}
public void CanRoundtripAttestationObject()
{
byte[] data = Convert.FromBase64String("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");
var @object = (CborMap)CborObject.Decode(data);
Assert.Equal("android-key", ((CborTextString)@object["fmt"]).Value);
Assert.Equal(158, ((CborByteString)@object["authData"]).Value.Length);
var attStmt = (CborMap)@object["attStmt"];
Assert.Equal(-7, ((CborInteger)attStmt["alg"]).Value);
Assert.Equal(1, ((CborArray)attStmt["x5c"]).Length);
Assert.Equal(70, ((CborByteString)attStmt["sig"]).Value.Length);
Assert.True(data.AsSpan().SequenceEqual(@object.Encode()));
}
public void ObjectComparison()
{
CborObject obj1 = new CborObject
{
["Boolean"] = true,
["Byte"] = 12,
["SByte"] = 13,
["Int16"] = 14,
["UInt16"] = 15,
["Int32"] = 16,
["UInt32"] = 17,
["Int64"] = 18,
["UInt64"] = 19,
["Single"] = 20.21f,
["Double"] = 22.23,
["Decimal"] = 2.71828m,
["String"] = "string",
["DateTime"] = "2014-02-21T19:00:00Z",
["Enum"] = (int)EnumTest.Value1,
};
CborObject obj2 = new CborObject
{
["Boolean"] = true,
["Byte"] = 12,
["SByte"] = 13,
["Int16"] = 14,
["UInt16"] = 15,
["Int32"] = 16,
["UInt32"] = 17,
["Int64"] = 18,
["UInt64"] = 19,
["Single"] = 20.21f,
["Double"] = 22.23,
["Decimal"] = 2.71828m,
["String"] = "string",
["DateTime"] = "2014-02-21T19:00:00Z",
["Enum"] = (int)EnumTest.Value1,
};
Assert.Equal(0, obj1.CompareTo(obj2));
Assert.Equal(obj1, obj2);
}
public void WriteObject()
{
const string hexBuffer =
"A666737472696E6763666F6F666E756D626572FB40283D70A3D70A3D64626F6F6CF5646E756C6CF6656172726179820102666F626A656374A162696401";
CborObject obj = new CborObject
{
["string"] = "foo",
["number"] = 12.12,
["bool"] = true,
["null"] = null,
["array"] = new CborArray {
1, 2
},
["object"] = new CborObject {
["id"] = 1
},
};
Helper.TestWrite(obj, hexBuffer);
}
public void ToObject()
{
CborObject obj = new CborObject
{
["Boolean"] = true,
["Byte"] = 12,
["SByte"] = 13,
["Int16"] = 14,
["UInt16"] = 15,
["Int32"] = 16,
["UInt32"] = 17,
["Int64"] = 18,
["UInt64"] = 19,
["Single"] = 20.21f,
["Double"] = 22.23,
["Decimal"] = 2.71828m,
["String"] = "string",
["DateTime"] = "2014-02-21T19:00:00Z",
["Enum"] = (int)EnumTest.Value1,
};
SimpleObject actual = obj.ToObject <SimpleObject>();
Assert.NotNull(obj);
Assert.True(actual.Boolean);
Assert.Equal(12, actual.Byte);
Assert.Equal(13, actual.SByte);
Assert.Equal(14, actual.Int16);
Assert.Equal(15, actual.UInt16);
Assert.Equal(16, actual.Int32);
Assert.Equal(17u, actual.UInt32);
Assert.Equal(18, actual.Int64);
Assert.Equal(19ul, actual.UInt64);
Assert.Equal(20.21f, actual.Single);
Assert.Equal(22.23, actual.Double);
Assert.Equal(2.71828m, actual.Decimal);
Assert.Equal("string", actual.String);
Assert.Equal(new DateTime(2014, 02, 21, 19, 0, 0, DateTimeKind.Utc), actual.DateTime);
Assert.Equal(EnumTest.Value1, actual.Enum);
}
public void FromObject()
{
SimpleObject obj = new SimpleObject
{
Boolean = true,
Byte = 12,
SByte = 13,
Int16 = 14,
UInt16 = 15,
Int32 = 16,
UInt32 = 17u,
Int64 = 18,
UInt64 = 19ul,
Single = 20.21f,
Double = 22.23,
Decimal = 2.71828m,
String = "string",
DateTime = new DateTime(2014, 02, 21, 19, 0, 0, DateTimeKind.Utc),
Enum = EnumTest.Value1
};
CborObject actual = CborObject.FromObject(obj);
Assert.NotNull(actual);
// pairs
Assert.Equal(15, actual.Count);
// Boolean
Assert.True(actual.TryGetValue("Boolean", out CborValue value));
Assert.Equal(CborValueType.Boolean, value.Type);
Assert.True(value.Value <bool>());
// Byte
Assert.True(actual.TryGetValue("Byte", out value));
Assert.Equal(CborValueType.Positive, value.Type);
Assert.Equal(12, value.Value <byte>());
// SByte
Assert.True(actual.TryGetValue("SByte", out value));
Assert.Equal(CborValueType.Positive, value.Type);
Assert.Equal(13, value.Value <sbyte>());
// Int16
Assert.True(actual.TryGetValue("Int16", out value));
Assert.Equal(CborValueType.Positive, value.Type);
Assert.Equal(14, value.Value <short>());
// UInt16
Assert.True(actual.TryGetValue("UInt16", out value));
Assert.Equal(CborValueType.Positive, value.Type);
Assert.Equal(15, value.Value <ushort>());
// Int32
Assert.True(actual.TryGetValue("Int32", out value));
Assert.Equal(CborValueType.Positive, value.Type);
Assert.Equal(16, value.Value <int>());
// UInt32
Assert.True(actual.TryGetValue("UInt32", out value));
Assert.Equal(CborValueType.Positive, value.Type);
Assert.Equal(17u, value.Value <uint>());
// Int64
Assert.True(actual.TryGetValue("Int64", out value));
Assert.Equal(CborValueType.Positive, value.Type);
Assert.Equal(18L, value.Value <long>());
// UInt64
Assert.True(actual.TryGetValue("UInt64", out value));
Assert.Equal(CborValueType.Positive, value.Type);
Assert.Equal(19ul, value.Value <ulong>());
// Single
Assert.True(actual.TryGetValue("Single", out value));
Assert.Equal(CborValueType.Single, value.Type);
Assert.Equal(20.21f, value.Value <float>());
// UInt64
Assert.True(actual.TryGetValue("Double", out value));
Assert.Equal(CborValueType.Double, value.Type);
Assert.Equal(22.23, value.Value <double>());
// Decimal
Assert.True(actual.TryGetValue("Decimal", out value));
Assert.Equal(CborValueType.Decimal, value.Type);
Assert.Equal(2.71828m, value.Value <decimal>());
// String
Assert.True(actual.TryGetValue("String", out value));
Assert.Equal(CborValueType.String, value.Type);
Assert.Equal("string", value.Value <string>());
// DateTime
Assert.True(actual.TryGetValue("DateTime", out value));
Assert.Equal(CborValueType.String, value.Type);
Assert.Equal("2014-02-21T19:00:00Z", value.Value <string>());
// Enum
Assert.True(actual.TryGetValue("Enum", out value));
Assert.Equal(CborValueType.Positive, value.Type);
Assert.Equal((int)EnumTest.Value1, value.Value <int>());
}
public void ReadArray()
{
string hexBuffer = "8663666F6FFB40283D70A3D70A3DF5F6820102A162696401";
CborArray actualArray = Helper.Read <CborArray>(hexBuffer);
Assert.NotNull(actualArray);
// values
Assert.Equal(6, actualArray.Count);
// string
CborValue actualString = actualArray[0];
Assert.NotNull(actualString);
Assert.Equal(CborValueType.String, actualString.Type);
Assert.IsType <CborString>(actualString);
Assert.Equal("foo", actualString.Value <string>());
// number
CborValue actualNumber = actualArray[1];
Assert.NotNull(actualNumber);
Assert.Equal(CborValueType.Double, actualNumber.Type);
Assert.IsType <CborDouble>(actualNumber);
Assert.Equal(12.12, actualNumber.Value <double>(), 3);
// bool
CborValue actualBool = actualArray[2];
Assert.NotNull(actualBool);
Assert.Equal(CborValueType.Boolean, actualBool.Type);
Assert.IsType <CborBoolean>(actualBool);
Assert.True(actualBool.Value <bool>());
// null
CborValue actualNull = actualArray[3];
Assert.NotNull(actualNull);
Assert.Equal(CborValueType.Null, actualNull.Type);
// array
CborValue actualArrayValue = actualArray[4];
Assert.NotNull(actualArrayValue);
Assert.Equal(CborValueType.Array, actualArrayValue.Type);
Assert.IsType <CborArray>(actualArrayValue);
CborArray CborArray = (CborArray)actualArrayValue;
Assert.Equal(2, CborArray.Count);
Assert.Equal(1, CborArray[0].Value <double>());
Assert.Equal(2, CborArray[1].Value <double>());
// object
CborValue actualObject = actualArray[5];
Assert.NotNull(actualObject);
Assert.Equal(CborValueType.Object, actualObject.Type);
Assert.IsType <CborObject>(actualObject);
CborObject cborObject = (CborObject)actualObject;
Assert.True(cborObject.TryGetValue("id", out CborValue value));
Assert.Equal(CborValueType.Positive, value.Type);
Assert.Equal(1, value.Value <int>());
}
public CredentialPublicKey(byte[] cpk)
: this((CborMap)CborObject.Decode(cpk))
{
}
