class/System.Core/System.IO.Pipes/NamedPipeClientStream.cs

   1 //
   2 // NamedPipeClientStream.cs
   3 //
   4 // Author:
   5 //      Atsushi Enomoto <atsushi@ximian.com>
   6 //
   7 // Copyright (C) 2009 Novell, Inc.  http://www.novell.com
   8 //
   9 // Permission is hereby granted, free of charge, to any person obtaining
  10 // a copy of this software and associated documentation files (the
  11 // "Software"), to deal in the Software without restriction, including
  12 // without limitation the rights to use, copy, modify, merge, publish,
  13 // distribute, sublicense, and/or sell copies of the Software, and to
  14 // permit persons to whom the Software is furnished to do so, subject to
  15 // the following conditions:
  16 //
  17 // The above copyright notice and this permission notice shall be
  18 // included in all copies or substantial portions of the Software.
  19 //
  20 // THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
  21 // EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
  22 // MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
  23 // NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE
  24 // LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION
  25 // OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION
  26 // WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
  27 //
  28
  29 #if !BOOTSTRAP_BASIC
  30
  31 using System;
  32 using System.ComponentModel;
  33 using System.IO;
  34 using System.Linq;
  35 using System.Runtime.InteropServices;
  36 using System.Security.AccessControl;
  37 using System.Security.Permissions;
  38 using System.Security.Principal;
  39 using System.Text;
  40 using Microsoft.Win32;
  41 using Microsoft.Win32.SafeHandles;
  42
  43 namespace System.IO.Pipes
  44 {
  45         [MonoTODO ("working only on win32 right now")]
  46         [HostProtection (SecurityAction.LinkDemand, MayLeakOnAbort = true)]
  47         public sealed class NamedPipeClientStream : PipeStream
  48         {
  49                 public NamedPipeClientStream (string pipeName)
  50                         : this (".", pipeName)
  51                 {
  52                 }
  53
  54                 public NamedPipeClientStream (string serverName, string pipeName)
  55                         : this (serverName, pipeName, PipeDirection.InOut)
  56                 {
  57                 }
  58
  59                 public NamedPipeClientStream (string serverName, string pipeName, PipeDirection direction)
  60                         : this (serverName, pipeName, direction, PipeOptions.None)
  61                 {
  62                 }
  63
  64                 public NamedPipeClientStream (string serverName, string pipeName, PipeDirection direction, PipeOptions options)
  65                         : this (serverName, pipeName, direction, options, TokenImpersonationLevel.None)
  66                 {
  67                 }
  68
  69                 public NamedPipeClientStream (string serverName, string pipeName, PipeDirection direction, PipeOptions options, TokenImpersonationLevel impersonationLevel)
  70                         : this (serverName, pipeName, direction, options, impersonationLevel, HandleInheritability.None)
  71                 {
  72                 }
  73
  74                 public NamedPipeClientStream (string serverName, string pipeName, PipeDirection direction, PipeOptions options, TokenImpersonationLevel impersonationLevel, HandleInheritability inheritability)
  75                         : this (serverName, pipeName, ToAccessRights (direction), options, impersonationLevel, inheritability)
  76                 {
  77                 }
  78
  79                 public NamedPipeClientStream (PipeDirection direction, bool isAsync, bool isConnected, SafePipeHandle safePipeHandle)
  80                         : base (direction, DefaultBufferSize)
  81                 {
  82                         if (IsWindows)
  83                                 impl = new Win32NamedPipeClient (this, safePipeHandle);
  84                         else
  85                                 impl = new UnixNamedPipeClient (this, safePipeHandle);
  86                         IsConnected = isConnected;
  87                         InitializeHandle (safePipeHandle, true, isAsync);
  88                 }
  89
  90                 public NamedPipeClientStream (string serverName, string pipeName, PipeAccessRights desiredAccessRights, PipeOptions options, TokenImpersonationLevel impersonationLevel, HandleInheritability inheritability)
  91                         : base (ToDirection (desiredAccessRights), DefaultBufferSize)
  92                 {
  93                         if (impersonationLevel != TokenImpersonationLevel.None ||
  94                             inheritability != HandleInheritability.None)
  95                                 throw ThrowACLException ();
  96
  97                         if (IsWindows)
  98                                 impl = new Win32NamedPipeClient (this, serverName, pipeName, desiredAccessRights, options, inheritability);
  99                         else
 100                                 impl = new UnixNamedPipeClient (this, serverName, pipeName, desiredAccessRights, options, inheritability);
 101                 }
 102
 103                 INamedPipeClient impl;
 104
 105                 public void Connect ()
 106                 {
 107                         impl.Connect ();
 108                         InitializeHandle (impl.Handle, false, impl.IsAsync);
 109                         IsConnected = true;
 110                 }
 111
 112                 public void Connect (int timeout)
 113                 {
 114                         impl.Connect (timeout);
 115                         InitializeHandle (impl.Handle, false, impl.IsAsync);
 116                         IsConnected = true;
 117                 }
 118
 119                 public int NumberOfServerInstances {
 120                         get {
 121                                 CheckPipePropertyOperations ();
 122                                 return impl.NumberOfServerInstances;
 123                         }
 124                 }
 125         }
 126 }
 127
 128 #endif