mcs/class/System.Core/System.IO.Pipes/NamedPipeServerStream.cs

   1 //
   2 // NamedPipeServerStream.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 Microsoft.Win32.SafeHandles;
  32 using System;
  33 using System.IO;
  34 using System.Linq;
  35 using System.Threading;
  36 using System.Threading.Tasks;
  37 using System.Security.AccessControl;
  38 using System.Security.Permissions;
  39 using System.Security.Principal;
  40
  41 namespace System.IO.Pipes
  42 {
  43         [MonoTODO ("working only on win32 right now")]
  44         [HostProtection (SecurityAction.LinkDemand, MayLeakOnAbort = true)]
  45         public sealed class NamedPipeServerStream : PipeStream
  46         {
  47                 public const int MaxAllowedServerInstances = -1;
  48
  49                 public NamedPipeServerStream (string pipeName)
  50                         : this (pipeName, PipeDirection.InOut)
  51                 {
  52                 }
  53
  54                 public NamedPipeServerStream (string pipeName, PipeDirection direction)
  55                         : this (pipeName, direction, 1)
  56                 {
  57                 }
  58
  59                 public NamedPipeServerStream (string pipeName, PipeDirection direction, int maxNumberOfServerInstances)
  60                         : this (pipeName, direction, maxNumberOfServerInstances, PipeTransmissionMode.Byte)
  61                 {
  62                 }
  63
  64                 public NamedPipeServerStream (string pipeName, PipeDirection direction, int maxNumberOfServerInstances, PipeTransmissionMode transmissionMode)
  65                         : this (pipeName, direction, maxNumberOfServerInstances, transmissionMode, PipeOptions.None)
  66                 {
  67                 }
  68
  69                 public NamedPipeServerStream (string pipeName, PipeDirection direction, int maxNumberOfServerInstances, PipeTransmissionMode transmissionMode, PipeOptions options)
  70                         : this (pipeName, direction, maxNumberOfServerInstances, transmissionMode, options, DefaultBufferSize, DefaultBufferSize)
  71                 {
  72                 }
  73
  74                 public NamedPipeServerStream (string pipeName, PipeDirection direction, int maxNumberOfServerInstances, PipeTransmissionMode transmissionMode, PipeOptions options, int inBufferSize, int outBufferSize)
  75 #if MOBILE
  76                         : base (direction, inBufferSize)
  77                 {
  78                         throw new NotImplementedException ();
  79                 }
  80 #else
  81                         : this (pipeName, direction, maxNumberOfServerInstances, transmissionMode, options, inBufferSize, outBufferSize, null)
  82                 {
  83                 }
  84 #endif
  85
  86 #if !MOBILE
  87                 public NamedPipeServerStream (string pipeName, PipeDirection direction, int maxNumberOfServerInstances, PipeTransmissionMode transmissionMode, PipeOptions options, int inBufferSize, int outBufferSize, PipeSecurity pipeSecurity)
  88                         : this (pipeName, direction, maxNumberOfServerInstances, transmissionMode, options, inBufferSize, outBufferSize, pipeSecurity, HandleInheritability.None)
  89                 {
  90                 }
  91
  92                 public NamedPipeServerStream (string pipeName, PipeDirection direction, int maxNumberOfServerInstances, PipeTransmissionMode transmissionMode, PipeOptions options, int inBufferSize, int outBufferSize, PipeSecurity pipeSecurity, HandleInheritability inheritability)
  93                         : this (pipeName, direction, maxNumberOfServerInstances, transmissionMode, options, inBufferSize, outBufferSize, pipeSecurity, inheritability, PipeAccessRights.ReadData | PipeAccessRights.WriteData)
  94                 {
  95                 }
  96
  97                 [MonoTODO]
  98                 public NamedPipeServerStream (string pipeName, PipeDirection direction, int maxNumberOfServerInstances, PipeTransmissionMode transmissionMode, PipeOptions options, int inBufferSize, int outBufferSize, PipeSecurity pipeSecurity, HandleInheritability inheritability, PipeAccessRights additionalAccessRights)
  99                         : base (direction, transmissionMode, outBufferSize)
 100                 {
 101                         var rights = ToAccessRights (direction) | additionalAccessRights;
 102                         // FIXME: reject some rights declarations (for ACL).
 103
 104                         if (IsWindows)
 105                                 impl = new Win32NamedPipeServer (this, pipeName, maxNumberOfServerInstances, transmissionMode,
 106                                                                  rights, options, inBufferSize, outBufferSize,
 107                                                                  pipeSecurity, inheritability);
 108                         else
 109                                 impl = new UnixNamedPipeServer (this, pipeName, maxNumberOfServerInstances, transmissionMode,
 110                                                                 rights, options, inBufferSize, outBufferSize, inheritability);
 111
 112                         InitializeHandle (impl.Handle, false, (options & PipeOptions.Asynchronous) != PipeOptions.None);
 113                 }
 114 #endif
 115
 116                 public NamedPipeServerStream (PipeDirection direction, bool isAsync, bool isConnected, SafePipeHandle safePipeHandle)
 117                         : base (direction, DefaultBufferSize)
 118                 {
 119 #if MOBILE
 120                         throw new NotImplementedException ();
 121 #else
 122                         if (IsWindows)
 123                                 impl = new Win32NamedPipeServer (this, safePipeHandle);
 124                         else
 125                                 impl = new UnixNamedPipeServer (this, safePipeHandle);
 126                         IsConnected = isConnected;
 127                         InitializeHandle (safePipeHandle, true, isAsync);
 128 #endif
 129                 }
 130
 131                 ~NamedPipeServerStream ()
 132                 {
 133                         // To be compatible with .net
 134                 }
 135
 136                 INamedPipeServer impl;
 137
 138                 public void Disconnect ()
 139                 {
 140                         impl.Disconnect ();
 141                 }
 142
 143 #if !MOBILE
 144                 [MonoTODO]
 145                 [SecurityPermission (SecurityAction.Demand, Flags = SecurityPermissionFlag.ControlPrincipal)]
 146                 public void RunAsClient (PipeStreamImpersonationWorker impersonationWorker)
 147                 {
 148                         throw new NotImplementedException ();
 149                 }
 150 #endif
 151
 152                 public void WaitForConnection ()
 153                 {
 154                         impl.WaitForConnection ();
 155                         IsConnected = true;
 156                 }
 157
 158                 public Task WaitForConnectionAsync ()
 159                 {
 160                         return WaitForConnectionAsync (CancellationToken.None);
 161                 }
 162
 163                 [MonoTODO]
 164                 public Task WaitForConnectionAsync (CancellationToken cancellationToken)
 165                 {
 166                         throw new NotImplementedException ();
 167                 }
 168
 169                 [MonoTODO]
 170                 [SecurityPermission (SecurityAction.Demand, Flags = SecurityPermissionFlag.ControlPrincipal)]
 171                 public string GetImpersonationUserName ()
 172                 {
 173                         throw new NotImplementedException ();
 174                 }
 175
 176 #if !MOBILE
 177                 // async operations
 178
 179                 Action wait_connect_delegate;
 180
 181                 [HostProtection (SecurityAction.LinkDemand, ExternalThreading = true)]
 182                 public IAsyncResult BeginWaitForConnection (AsyncCallback callback, object state)
 183                 {
 184                         if (wait_connect_delegate == null)
 185                                 wait_connect_delegate = new Action (WaitForConnection);
 186                         return wait_connect_delegate.BeginInvoke (callback, state);
 187                 }
 188
 189                 public void EndWaitForConnection (IAsyncResult asyncResult)
 190                 {
 191                         wait_connect_delegate.EndInvoke (asyncResult);
 192                 }
 193 #endif
 194         }
 195 }
 196
 197 #endif