IEnumerable <byte> EncodePrefixes(IEnumerable <Prefix> prefixes)
{
var outStream = new MemoryStream();
var parser = new PrefixParser();
prefixes.ToList().ForEach(prefix => parser.Encode(outStream, prefix));
var encodedPrefixes = outStream.GetBuffer().Take(Convert.ToInt32(outStream.Position)).ToArray();
return(EncodeNumber(Convert.ToUInt32(encodedPrefixes.Length), 2).Concat(encodedPrefixes));
}
IEnumerable <Prefix> ParsePrefixes(Stream dataStream, uint withdrawnRoutesLength)
{
var prefixes = new List <Prefix>();
var parser = new PrefixParser();
var stopLength = dataStream.Position + withdrawnRoutesLength;
while (dataStream.Position < stopLength)
{
var prefix = parser.Decode(dataStream);
prefixes.Add(prefix);
}
return(prefixes);
}