class/Mono.Posix/Mono.Posix/UnixEndPoint.cs

   1 //
   2 // Mono.Posix.UnixEndPoint: EndPoint derived class for AF_UNIX family sockets.
   3 //
   4 // Authors:
   5 //      Gonzalo Paniagua Javier (gonzalo@ximian.com)
   6 //
   7 // (C) 2003 Ximian, Inc (http://www.ximian.com)
   8 //
   9
  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 using System;
  31 using System.Net;
  32 using System.Net.Sockets;
  33 using System.Text;
  34
  35 namespace Mono.Posix
  36 {
  37         [Serializable]
  38         [Obsolete ("Use Mono.Unix.UnixEndPoint")]
  39         public class UnixEndPoint : EndPoint
  40         {
  41                 string filename;
  42
  43                 public UnixEndPoint (string filename)
  44                 {
  45                         if (filename == null)
  46                                 throw new ArgumentNullException ("filename");
  47
  48                         if (filename == "")
  49                                 throw new ArgumentException ("Cannot be empty.", "filename");
  50                         this.filename = filename;
  51                 }
  52
  53                 public string Filename {
  54                         get {
  55                                 return(filename);
  56                         }
  57                         set {
  58                                 filename=value;
  59                         }
  60                 }
  61
  62                 public override AddressFamily AddressFamily {
  63                         get { return AddressFamily.Unix; }
  64                 }
  65
  66                 public override EndPoint Create (SocketAddress socketAddress)
  67                 {
  68                         /*
  69                          * Should also check this
  70                          *
  71                         int addr = (int) AddressFamily.Unix;
  72                         if (socketAddress [0] != (addr & 0xFF))
  73                                 throw new ArgumentException ("socketAddress is not a unix socket address.");
  74
  75                         if (socketAddress [1] != ((addr & 0xFF00) >> 8))
  76                                 throw new ArgumentException ("socketAddress is not a unix socket address.");
  77                          */
  78
  79                         byte [] bytes = new byte [socketAddress.Size - 2];
  80                         for (int i = 0; i < bytes.Length; i++) {
  81                                 bytes [i] = socketAddress [i + 2];
  82                         }
  83
  84                         string name = Encoding.Default.GetString (bytes);
  85                         return new UnixEndPoint (name);
  86                 }
  87
  88                 public override SocketAddress Serialize ()
  89                 {
  90                         byte [] bytes = Encoding.Default.GetBytes (filename);
  91                         SocketAddress sa = new SocketAddress (AddressFamily, bytes.Length + 2);
  92                         // sa [0] -> family low byte, sa [1] -> family high byte
  93                         for (int i = 0; i < bytes.Length; i++)
  94                                 sa [i + 2] = bytes [i];
  95
  96                         return sa;
  97                 }
  98
  99                 public override string ToString() {
 100                         return(filename);
 101                 }
 102
 103                 public override int GetHashCode ()
 104                 {
 105                         return filename.GetHashCode ();
 106                 }
 107
 108                 public override bool Equals (object o)
 109                 {
 110                         UnixEndPoint other = o as UnixEndPoint;
 111                         if (other == null)
 112                                 return false;
 113
 114                         return (other.filename == filename);
 115                 }
 116         }
 117 }
 118