public new CBORObject EncodeToCBORObject()
{
CBORObject cborBodyAttributes = null;
byte[] rgbBody = null;
if (m_msgToSign != null)
{
if (m_msgToSign.GetType() == typeof(EncryptMessage))
{
EncryptMessage msg = (EncryptMessage)m_msgToSign;
msg.Encrypt();
CBORObject obj = msg.EncodeToCBORObject();
if (obj[1].Type != CBORType.ByteString)
{
throw new Exception("Internal error");
}
if (obj[3].Type != CBORType.ByteString)
{
throw new Exception("Internal error");
}
rgbBody = obj[3].GetByteString();
cborBodyAttributes = obj[1];
}
}
else if (m_signerToSign != null)
{
CBORObject obj = m_signerToSign.EncodeToCBORObject();
}
return(base.EncodeToCBORObject(cborBodyAttributes.GetByteString(), rgbBody));
}
public void encryptNoEmitContent()
{
EncryptMessage msg = new EncryptMessage(true, false);
msg.AddAttribute(HeaderKeys.Algorithm, AlgorithmValues.AES_GCM_128, true);
msg.AddAttribute(HeaderKeys.IV, CBORObject.FromObject(rgbIV96), false);
msg.SetContent(strContent);
msg.Encrypt(rgbKey128);
CBORObject cn = msg.EncodeToCBORObject();
Assert.IsTrue(cn[2].IsNull);
}
public void encryptNoEmitContent()
{
EncryptMessage msg = new EncryptMessage(true, false);
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.IsTrue(cn[2].IsNull);
}
public void TestRoundTrip3()
{
EncryptMessage msg = new EncryptMessage();
msg.AddAttribute(HeaderKeys.Algorithm, AlgorithmValues.AES_GCM_128, Attributes.PROTECTED);
msg.AddAttribute(HeaderKeys.IV, CBORObject.FromObject(rgbIV96), Attributes.PROTECTED);
msg.SetContent(rgbContent);
msg.AddRecipient(recipient128);
msg.Encrypt();
List <Recipient> rList = msg.RecipientList;
Assert.AreEqual(rList.Count(), (1));
CBORObject rgbMsg = msg.EncodeToCBORObject();
msg = (EncryptMessage)Message.DecodeFromCBOR(rgbMsg, Tags.Encrypt);
Recipient r = msg.RecipientList[0];
r.SetKey(cnKey128);
byte[] contentNew = msg.Decrypt(r);
CollectionAssert.AreEqual(contentNew, (rgbContent));
}