mcs/class/Facades/System.IO.FileSystem.AccessControl/FileSystemAclExtensions.cs

   1 //
   2 // FileSystemAclExtensions.cs
   3 //
   4 // Author:
   5 //   Alexander Köplinger (alexander.koeplinger@xamarin.com)
   6 //
   7 // (C) 2016 Xamarin, Inc.
   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
  31 using System.Security.AccessControl;
  32
  33 namespace System.IO
  34 {
  35         public static class FileSystemAclExtensions
  36         {
  37                 public static DirectorySecurity GetAccessControl(this DirectoryInfo directoryInfo)
  38                 {
  39                         if (directoryInfo == null)
  40                                 throw new ArgumentNullException (nameof (directoryInfo));
  41
  42                         return directoryInfo.GetAccessControl ();
  43                 }
  44
  45                 public static DirectorySecurity GetAccessControl(this DirectoryInfo directoryInfo, AccessControlSections includeSections)
  46                 {
  47                         if (directoryInfo == null)
  48                                 throw new ArgumentNullException (nameof (directoryInfo));
  49
  50                         return directoryInfo.GetAccessControl (includeSections);
  51                 }
  52
  53                 public static FileSecurity GetAccessControl(this FileInfo fileInfo)
  54                 {
  55                         if (fileInfo == null)
  56                                 throw new ArgumentNullException (nameof (fileInfo));
  57
  58                         return fileInfo.GetAccessControl ();
  59                 }
  60
  61                 public static FileSecurity GetAccessControl(this FileInfo fileInfo, AccessControlSections includeSections)
  62                 {
  63                         if (fileInfo == null)
  64                                 throw new ArgumentNullException (nameof (fileInfo));
  65
  66                         return fileInfo.GetAccessControl (includeSections);
  67                 }
  68
  69                 public static FileSecurity GetAccessControl(this FileStream fileStream)
  70                 {
  71                         if (fileStream == null)
  72                                 throw new ArgumentNullException (nameof (fileStream));
  73
  74                         return fileStream.GetAccessControl ();
  75                 }
  76
  77                 public static void SetAccessControl(this DirectoryInfo directoryInfo, DirectorySecurity directorySecurity)
  78                 {
  79                         if (directoryInfo == null)
  80                                 throw new ArgumentNullException (nameof (directoryInfo));
  81
  82                         directoryInfo.SetAccessControl (directorySecurity);
  83                 }
  84
  85                 public static void SetAccessControl(this FileInfo fileInfo, FileSecurity fileSecurity)
  86                 {
  87                         if (fileInfo == null)
  88                                 throw new ArgumentNullException (nameof (fileInfo));
  89
  90                         fileInfo.SetAccessControl (fileSecurity);
  91                 }
  92
  93                 public static void SetAccessControl(this FileStream fileStream, FileSecurity fileSecurity)
  94                 {
  95                         if (fileStream == null)
  96                                 throw new ArgumentNullException (nameof (fileStream));
  97
  98                         fileStream.SetAccessControl (fileSecurity);
  99                 }
 100         }
 101 }