mcs/class/System.Runtime.Remoting/MonoHttp/EndPointManager.cs

   1 #define EMBEDDED_IN_1_0
   2
   3 //
   4 // System.Net.EndPointManager
   5 //
   6 // Author:
   7 //      Gonzalo Paniagua Javier (gonzalo@ximian.com)
   8 //
   9 // Copyright (c) 2005 Novell, Inc. (http://www.novell.com)
  10 //
  11 // Permission is hereby granted, free of charge, to any person obtaining
  12 // a copy of this software and associated documentation files (the
  13 // "Software"), to deal in the Software without restriction, including
  14 // without limitation the rights to use, copy, modify, merge, publish,
  15 // distribute, sublicense, and/or sell copies of the Software, and to
  16 // permit persons to whom the Software is furnished to do so, subject to
  17 // the following conditions:
  18 //
  19 // The above copyright notice and this permission notice shall be
  20 // included in all copies or substantial portions of the Software.
  21 //
  22 // THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
  23 // EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
  24 // MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
  25 // NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE
  26 // LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION
  27 // OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION
  28 // WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
  29 //
  30
  31 #if !NET_2_0
  32
  33 using System.Collections;
  34 using System.Collections.Generic;
  35 using System; using System.Net; namespace MonoHttp {
  36         sealed class EndPointManager
  37         {
  38                 // Dictionary<IPAddress, Dictionary<int, EndPointListener>>
  39                 static Hashtable ip_to_endpoints = new Hashtable ();
  40
  41                 private EndPointManager ()
  42                 {
  43                 }
  44
  45                 public static void AddListener (HttpListener listener)
  46                 {
  47                         ArrayList added = new ArrayList ();
  48                         try {
  49                                 lock (ip_to_endpoints) {
  50                                         foreach (string prefix in listener.Prefixes) {
  51                                                 AddPrefixInternal (prefix, listener);
  52                                                 added.Add (prefix);
  53                                         }
  54                                 }
  55                         } catch {
  56                                 foreach (string prefix in added) {
  57                                         RemovePrefix (prefix, listener);
  58                                 }
  59                                 throw;
  60                         }
  61                 }
  62
  63                 public static void AddPrefix (string prefix, HttpListener listener)
  64                 {
  65                         lock (ip_to_endpoints) {
  66                                 AddPrefixInternal (prefix, listener);
  67                         }
  68                 }
  69
  70                 static void AddPrefixInternal (string p, HttpListener listener)
  71                 {
  72                         ListenerPrefix lp = new ListenerPrefix (p);
  73                         if (lp.Path.IndexOf ('%') != -1)
  74                                 throw new HttpListenerException (400, "Invalid path.");
  75
  76                         if (lp.Path.IndexOf ("//") != -1) // TODO: Code?
  77                                 throw new HttpListenerException (400, "Invalid path.");
  78
  79                         // Always listens on all the interfaces, no matter the host name/ip used.
  80                         EndPointListener epl = GetEPListener (IPAddress.Any, lp.Port, listener, lp.Secure);
  81                         epl.AddPrefix (lp, listener);
  82                 }
  83
  84                 static EndPointListener GetEPListener (IPAddress addr, int port, HttpListener listener, bool secure)
  85                 {
  86                         Hashtable p = null;  // Dictionary<int, EndPointListener>
  87                         if (ip_to_endpoints.ContainsKey (addr)) {
  88                                 p = (Hashtable) ip_to_endpoints [addr];
  89                         } else {
  90                                 p = new Hashtable ();
  91                                 ip_to_endpoints [addr] = p;
  92                         }
  93
  94                         EndPointListener epl = null;
  95                         if (p.ContainsKey (port)) {
  96                                 epl = (EndPointListener) p [port];
  97                         } else {
  98                                 epl = new EndPointListener (addr, port, secure);
  99                                 p [port] = epl;
 100                         }
 101
 102                         return epl;
 103                 }
 104
 105                 public static void RemoveEndPoint (EndPointListener epl, IPEndPoint ep)
 106                 {
 107                         lock (ip_to_endpoints) {
 108                                 // Dictionary<int, EndPointListener> p
 109                                 Hashtable p = null;
 110                                 p = (Hashtable) ip_to_endpoints [ep.Address];
 111                                 p.Remove (ep.Port);
 112                                 if (p.Count == 0) {
 113                                         ip_to_endpoints.Remove (ep.Address);
 114                                 }
 115                                 epl.Close ();
 116                         }
 117                 }
 118
 119                 public static void RemoveListener (HttpListener listener)
 120                 {
 121                         lock (ip_to_endpoints) {
 122                                 foreach (string prefix in listener.Prefixes) {
 123                                         RemovePrefixInternal (prefix, listener);
 124                                 }
 125                         }
 126                 }
 127
 128                 public static void RemovePrefix (string prefix, HttpListener listener)
 129                 {
 130                         lock (ip_to_endpoints) {
 131                                 RemovePrefixInternal (prefix, listener);
 132                         }
 133                 }
 134
 135                 static void RemovePrefixInternal (string prefix, HttpListener listener)
 136                 {
 137                         ListenerPrefix lp = new ListenerPrefix (prefix);
 138                         if (lp.Path.IndexOf ('%') != -1)
 139                                 return;
 140
 141                         if (lp.Path.IndexOf ("//") != -1)
 142                                 return;
 143
 144                         EndPointListener epl = GetEPListener (IPAddress.Any, lp.Port, listener, lp.Secure);
 145                         epl.RemovePrefix (lp, listener);
 146                 }
 147         }
 148 }
 149 #endif
 150