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//
// NamedPipeServerStream.cs
//
// Author:
// Atsushi Enomoto <atsushi@ximian.com>
//
// Copyright (C) 2009 Novell, Inc. http://www.novell.com
//
// Permission is hereby granted, free of charge, to any person obtaining
// a copy of this software and associated documentation files (the
// "Software"), to deal in the Software without restriction, including
// without limitation the rights to use, copy, modify, merge, publish,
// distribute, sublicense, and/or sell copies of the Software, and to
// permit persons to whom the Software is furnished to do so, subject to
// the following conditions:
//
// The above copyright notice and this permission notice shall be
// included in all copies or substantial portions of the Software.
//
// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
// EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
// MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
// NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE
// LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION
// OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION
// WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
//
using Microsoft.Win32.SafeHandles;
using System;
using System.IO;
using System.Linq;
using System.Security.AccessControl;
using System.Security.Permissions;
using System.Security.Principal;
namespace System.IO.Pipes
{
[MonoTODO ("working only on win32 right now")]
[HostProtection (SecurityAction.LinkDemand, MayLeakOnAbort = true)]
public sealed class NamedPipeServerStream : PipeStream
{
[MonoTODO]
public const int MaxAllowedServerInstances = 1;
public NamedPipeServerStream (string pipeName)
: this (pipeName, PipeDirection.InOut)
{
}
public NamedPipeServerStream (string pipeName, PipeDirection direction)
: this (pipeName, direction, 1)
{
}
public NamedPipeServerStream (string pipeName, PipeDirection direction, int maxNumberOfServerInstances)
: this (pipeName, direction, maxNumberOfServerInstances, PipeTransmissionMode.Byte)
{
}
public NamedPipeServerStream (string pipeName, PipeDirection direction, int maxNumberOfServerInstances, PipeTransmissionMode transmissionMode)
: this (pipeName, direction, maxNumberOfServerInstances, transmissionMode, PipeOptions.None)
{
}
public NamedPipeServerStream (string pipeName, PipeDirection direction, int maxNumberOfServerInstances, PipeTransmissionMode transmissionMode, PipeOptions options)
: this (pipeName, direction, maxNumberOfServerInstances, transmissionMode, options, DefaultBufferSize, DefaultBufferSize)
{
}
public NamedPipeServerStream (string pipeName, PipeDirection direction, int maxNumberOfServerInstances, PipeTransmissionMode transmissionMode, PipeOptions options, int inBufferSize, int outBufferSize)
: this (pipeName, direction, maxNumberOfServerInstances, transmissionMode, options, inBufferSize, outBufferSize, null)
{
}
public NamedPipeServerStream (string pipeName, PipeDirection direction, int maxNumberOfServerInstances, PipeTransmissionMode transmissionMode, PipeOptions options, int inBufferSize, int outBufferSize, PipeSecurity pipeSecurity)
: this (pipeName, direction, maxNumberOfServerInstances, transmissionMode, options, inBufferSize, outBufferSize, pipeSecurity, HandleInheritability.None)
{
}
public NamedPipeServerStream (string pipeName, PipeDirection direction, int maxNumberOfServerInstances, PipeTransmissionMode transmissionMode, PipeOptions options, int inBufferSize, int outBufferSize, PipeSecurity pipeSecurity, HandleInheritability inheritability)
: this (pipeName, direction, maxNumberOfServerInstances, transmissionMode, options, inBufferSize, outBufferSize, pipeSecurity, inheritability, PipeAccessRights.ReadData | PipeAccessRights.WriteData)
{
}
[MonoTODO]
public NamedPipeServerStream (string pipeName, PipeDirection direction, int maxNumberOfServerInstances, PipeTransmissionMode transmissionMode, PipeOptions options, int inBufferSize, int outBufferSize, PipeSecurity pipeSecurity, HandleInheritability inheritability, PipeAccessRights additionalAccessRights)
: base (direction, transmissionMode, outBufferSize)
{
if (pipeSecurity != null)
throw ThrowACLException ();
var rights = ToAccessRights (direction) | additionalAccessRights;
// FIXME: reject some rights declarations (for ACL).
if (IsWindows)
impl = new Win32NamedPipeServer (this, pipeName, maxNumberOfServerInstances, transmissionMode, rights, options, inBufferSize, outBufferSize, inheritability);
else
impl = new UnixNamedPipeServer (this, pipeName, maxNumberOfServerInstances, transmissionMode, rights, options, inBufferSize, outBufferSize, inheritability);
InitializeHandle (impl.Handle, false, (options & PipeOptions.Asynchronous) != PipeOptions.None);
}
public NamedPipeServerStream (PipeDirection direction, bool isAsync, bool isConnected, SafePipeHandle safePipeHandle)
: base (direction, DefaultBufferSize)
{
if (IsWindows)
impl = new Win32NamedPipeServer (this, safePipeHandle);
else
impl = new UnixNamedPipeServer (this, safePipeHandle);
IsConnected = isConnected;
InitializeHandle (safePipeHandle, true, isAsync);
}
INamedPipeServer impl;
public void Disconnect ()
{
impl.Disconnect ();
}
[MonoTODO]
[SecurityPermission (SecurityAction.Demand, Flags = SecurityPermissionFlag.ControlPrincipal)]
public void RunAsClient (PipeStreamImpersonationWorker impersonationWorker)
{
throw new NotImplementedException ();
}
public void WaitForConnection ()
{
impl.WaitForConnection ();
IsConnected = true;
}
[MonoTODO]
[SecurityPermission (SecurityAction.Demand, Flags = SecurityPermissionFlag.ControlPrincipal)]
public string GetImpersonationUserName ()
{
throw new NotImplementedException ();
}
// async operations
Action wait_connect_delegate;
[HostProtection (SecurityAction.LinkDemand, ExternalThreading = true)]
public IAsyncResult BeginWaitForConnection (AsyncCallback callback, object state)
{
if (wait_connect_delegate == null)
wait_connect_delegate = new Action (WaitForConnection);
return wait_connect_delegate.BeginInvoke (callback, state);
}
public void EndWaitForConnection (IAsyncResult asyncResult)
{
wait_connect_delegate.EndInvoke (asyncResult);
}
}
}
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