static byte[] GetCommandResponse(Socks5Reply reply, IPEndPoint server)
{
// +-----+-----+-------+------+----------+----------+
// | VER | REP | RSV | ATYP | BND.ADDR | BND.PORT |
// +-----+-----+-------+------+----------+----------+
// | 1 | 1 | X'00' | 1 | Variable | 2 |
// +-----+-----+-------+------+----------+----------+
var addr = server?.Address.GetAddressBytes();
var response = new byte[6 + (addr != null ? addr.Length : 0)];
int port = server != null ? server.Port : 0;
int n = 0;
response[n++] = 0x05;
response[n++] = (byte)reply;
response[n++] = 0x00;
if (server != null)
{
if (server.Address.AddressFamily == AddressFamily.InterNetworkV6)
{
response[n++] = (byte)Socks5AddressType.IPv6;
}
else
{
response[n++] = (byte)Socks5AddressType.IPv4;
}
Buffer.BlockCopy(addr, 0, response, n, addr.Length);
n += addr.Length;
response[n++] = (byte)(port >> 8);
response[n++] = (byte)port;
}
return(response);
}
public Socks5ProtocolErrorException(string message, Socks5Reply socks5Reply) : base(message)
{
Socks5Reply = socks5Reply;
}
