public static void WriteTlsSignature(this SignedStream stream, TLSHashAlgorithm hashAlgorithm, TLSSignatureAlgorithm signatureAlgorithm)
{
stream.InnerStream.Write(new[]
{
hashAlgorithm.Id,
signatureAlgorithm.Id
}, 0, 2);
var signature = stream.Sign();
stream.InnerStream.Write(EndianBitConverter.Big.GetBytes((ushort)signature.Length), 0, 2);
stream.InnerStream.Write(signature, 0, signature.Length);
}
public static void VerifyTlsSignature(this SignedStream stream, TLSHashAlgorithm hashAlgorithm, TLSSignatureAlgorithm signatureAlgorithm)
{
var reader = new EndianBinaryReader(EndianBitConverter.Big, stream.InnerStream);
var actualHashAlgo = reader.ReadByte();
SecurityAssert.Assert(actualHashAlgo == hashAlgorithm.Id);
var actualSignAlgo = reader.ReadByte();
SecurityAssert.Assert(actualSignAlgo == signatureAlgorithm.Id);
var signLength = reader.ReadUInt16();
var actualSign = reader.ReadBytes(signLength);
SecurityAssert.Assert(stream.Verify(actualSign));
}