public static PasswordRecord Decode(byte[] encodedRecord)
{
var sequence = ASN1Sequence.Decode(encodedRecord);
var version = sequence.GetIntegerFromElementAt(0);
var nS = sequence.GetOctetStringFromElementAt(1);
var nC = sequence.GetOctetStringFromElementAt(2);
var t0 = sequence.GetOctetStringFromElementAt(3);
var t1 = sequence.GetOctetStringFromElementAt(4);
return(new PasswordRecord(nS, nC, t0, t1, version));
}
public void Should_DecodeFromPasswordRecordValues()
{
var asn1Bytes = Bytes.FromString("MEQEIF9FaIoBlwvyV1HuIYw1cEL0GF6TyjJqYpO/b/uzsg88BCB0Cx2dnG8QKFyHr/nTOjQr7qeWgrM7T9CAg0D8p+EvVQ==", StringEncoding.BASE64);
var asn1Sequence = ASN1Sequence.Decode(asn1Bytes);
Assert.Equal(2, asn1Sequence.Elements.Count());
var arr1Hex = "5F45688A01970BF25751EE218C357042F4185E93CA326A6293BF6FFBB3B20F3C";
var arr2Hex = "740B1D9D9C6F10285C87AFF9D33A342BEEA79682B33B4FD0808340FCA7E12F55";
Assert.Equal(Bytes.ToString(asn1Sequence.GetOctetStringFromElementAt(0), StringEncoding.HEX).ToUpper(), arr1Hex);
Assert.Equal(Bytes.ToString(asn1Sequence.GetOctetStringFromElementAt(1), StringEncoding.HEX).ToUpper(), arr2Hex);
}
/// <summary>
/// Decodes an <see cref="UpdateToken"/> form specified string.
/// </summary>
public static UpdateToken Decode(string updateToken)
{
var tokenParts = updateToken.Split(".");
if (tokenParts.Length != 3 ||
!Int32.TryParse(tokenParts[1], out int version) ||
!tokenParts[0].ToUpper().Equals("UT"))
{
throw new ArgumentException("has incorrect format", nameof(updateToken));
}
var asn1Bytes = Bytes.FromString(tokenParts[2], StringEncoding.BASE64);
var asn1Sequence = ASN1Sequence.Decode(asn1Bytes);
return(new UpdateToken
{
A = asn1Sequence.GetOctetStringFromElementAt(0),
B = asn1Sequence.GetOctetStringFromElementAt(1),
Version = version
});
}
public void Should_EncodeToAsn1_When_TwoByteArraysArePassed()
{
var resultBase64 = "MEQEIF9FaIoBlwvyV1HuIYw1cEL0GF6TyjJqYpO/b/uzsg88BCB0Cx2dnG8QKFyHr/nTOjQr7qeWgrM7T9CAg0D8p+EvVQ==";
var arr1 = Bytes.FromString("5F45688A01970BF25751EE218C357042F4185E93CA326A6293BF6FFBB3B20F3C", StringEncoding.HEX);
var arr2 = Bytes.FromString("740B1D9D9C6F10285C87AFF9D33A342BEEA79682B33B4FD0808340FCA7E12F55", StringEncoding.HEX);
var sequence = new ASN1Sequence
{
Elements = new List <IASN1Object>
{
new ASN1OctetString(arr1),
new ASN1OctetString(arr2),
},
};
var encodedBytes = sequence.Encode();
var encodedBase64 = Bytes.ToString(encodedBytes, StringEncoding.BASE64);
var decoded = ASN1Sequence.Decode(encodedBytes);
Assert.Equal(resultBase64, encodedBase64);
}
