public void AddSigner(Signer sig)
{
signerList.Add(sig);
}
protected override void InternalDecodeFromCBORObject(CBORObject obj)
{
if (obj.Count != 4)
{
throw new CoseException("Invalid SignMessage structure");
}
// Protected values.
if (obj[0].Type == CBORType.ByteString)
{
ProtectedBytes = obj[0].GetByteString();
if (ProtectedBytes.Length == 0)
{
ProtectedMap = CBORObject.NewMap();
}
else
{
ProtectedMap = CBORObject.DecodeFromBytes(ProtectedBytes);
if (ProtectedMap.Type != CBORType.Map)
{
throw new CoseException("Invalid SignMessage structure");
}
if (ProtectedMap.Count == 0)
{
ProtectedBytes = new byte[0];
}
}
}
else
{
throw new CoseException("Invalid SignMessage structure");
}
// Unprotected attributes
if (obj[1].Type == CBORType.Map)
{
UnprotectedMap = obj[1];
}
else
{
throw new CoseException("Invalid SignMessage structure");
}
// Plain Text
if (obj[2].Type == CBORType.ByteString)
{
rgbContent = obj[2].GetByteString();
}
else if (!obj[2].IsNull) // Detached content - will need to get externally
{
throw new CoseException("Invalid SignMessage structure");
}
// Signers
if (obj[3].Type != CBORType.Array)
{
throw new CoseException("Invalid SignMessage structure");
}
// An array of signers to be processed
for (int i = 0; i < obj[3].Count; i++)
{
Signer recip = new Signer();
recip.DecodeFromCBORObject(obj[3][i]);
signerList.Add(recip);
}
}
public void SetObject(Signer signer)
{
m_signerToSign = signer;
}