static EndPointListener GetEPListener(string host, int port, HttpListener listener, bool secure)
{
IPAddress addr;
if (IPAddress.TryParse(host, out addr) == false)
{
addr = IPAddress.Any;
}
Hashtable p = null; // Dictionary<int, EndPointListener>
if (ip_to_endpoints.ContainsKey(addr))
{
p = (Hashtable)ip_to_endpoints [addr];
}
else
{
p = new Hashtable();
ip_to_endpoints [addr] = p;
}
EndPointListener epl = null;
if (p.ContainsKey(port))
{
epl = (EndPointListener)p [port];
}
else
{
epl = new EndPointListener(addr, port, secure);
p [port] = epl;
}
return(epl);
}
public static void RemoveEndPoint(EndPointListener epl, IPEndPoint ep)
{
lock (ip_to_endpoints) {
// Dictionary<int, EndPointListener> p
Hashtable p = null;
p = (Hashtable)ip_to_endpoints [ep.Address];
p.Remove(ep.Port);
if (p.Count == 0)
{
ip_to_endpoints.Remove(ep.Address);
}
epl.Close();
}
}
static EndPointListener GetEPListener(string host, int port, HttpListener listener, bool secure)
{
IPAddress addr;
if (host == "*")
{
addr = IPAddress.Any;
}
else if (IPAddress.TryParse(host, out addr) == false)
{
try {
IPHostEntry iphost = System.Net.Dns.GetHostByName(host);
if (iphost != null)
{
addr = iphost.AddressList[0];
}
else
{
addr = IPAddress.Any;
}
} catch {
addr = IPAddress.Any;
}
}
Hashtable p = null; // Dictionary<int, EndPointListener>
if (ip_to_endpoints.ContainsKey(addr))
{
p = (Hashtable)ip_to_endpoints [addr];
}
else
{
p = new Hashtable();
ip_to_endpoints [addr] = p;
}
EndPointListener epl = null;
if (p.ContainsKey(port))
{
epl = (EndPointListener)p [port];
}
else
{
epl = new EndPointListener(addr, port, secure);
p [port] = epl;
}
return(epl);
}
static void RemovePrefixInternal(string prefix, HttpListener listener)
{
ListenerPrefix lp = new ListenerPrefix(prefix);
if (lp.Path.IndexOf('%') != -1)
{
return;
}
if (lp.Path.IndexOf("//", StringComparison.Ordinal) != -1)
{
return;
}
EndPointListener epl = GetEPListener(lp.Host, lp.Port, listener, lp.Secure);
epl.RemovePrefix(lp, listener);
}
static void OnAccept(object sender, EventArgs e)
{
SocketAsyncEventArgs args = (SocketAsyncEventArgs)e;
EndPointListener epl = (EndPointListener)args.UserToken;
Socket accepted = null;
if (args.SocketError == SocketError.Success)
{
accepted = args.AcceptSocket;
args.AcceptSocket = null;
}
try {
if (epl.sock != null)
{
epl.sock.AcceptAsync(args);
}
} catch {
if (accepted != null)
{
try {
accepted.Close();
} catch {}
accepted = null;
}
}
if (accepted == null)
{
return;
}
if (epl.secure && (epl.cert == null || epl.key == null))
{
accepted.Close();
return;
}
HttpConnection conn = new HttpConnection(accepted, epl, epl.secure, epl.cert, epl.key);
lock (epl.unregistered) {
epl.unregistered [conn] = conn;
}
conn.BeginReadRequest();
}
static void AddPrefixInternal(string p, HttpListener listener)
{
ListenerPrefix lp = new ListenerPrefix(p);
if (lp.Path.IndexOf('%') != -1)
{
throw new HttpListenerException(400, "Invalid path.");
}
if (lp.Path.IndexOf("//", StringComparison.Ordinal) != -1) // TODO: Code?
{
throw new HttpListenerException(400, "Invalid path.");
}
// listens on all the interfaces if host name cannot be parsed by IPAddress.
EndPointListener epl = GetEPListener(lp.Host, lp.Port, listener, lp.Secure);
epl.AddPrefix(lp, listener);
}
public HttpConnection(Socket sock, EndPointListener epl, bool secure, X509Certificate2 cert, AsymmetricAlgorithm key)
{
this.sock = sock;
this.epl = epl;
this.secure = secure;
this.key = key;
if (secure == false)
{
stream = new NetworkStream(sock, false);
}
else
{
SslServerStream ssl_stream = new SslServerStream(new NetworkStream(sock, false), cert, false, true, false);
ssl_stream.PrivateKeyCertSelectionDelegate += OnPVKSelection;
ssl_stream.ClientCertValidationDelegate += OnClientCertificateValidation;
stream = ssl_stream;
}
timer = new Timer(OnTimeout, null, Timeout.Infinite, Timeout.Infinite);
Init();
}
