mcs/class/referencesource/System/compmod/system/componentmodel/IntSecurity.cs

   1 //------------------------------------------------------------------------------
   2 // <copyright file="IntSecurity.cs" company="Microsoft">
   3 //     Copyright (c) Microsoft Corporation.  All rights reserved.
   4 // </copyright>
   5 //------------------------------------------------------------------------------
   6
   7 namespace System.ComponentModel {
   8     using System;
   9     using System.Security;
  10     using System.Security.Permissions;
  11
  12     [HostProtection(SharedState = true)]
  13     internal static class IntSecurity {
  14 #if MONO_FEATURE_CAS
  15         public static readonly CodeAccessPermission UnmanagedCode = new SecurityPermission(SecurityPermissionFlag.UnmanagedCode);
  16         public static readonly CodeAccessPermission FullReflection = new ReflectionPermission(PermissionState.Unrestricted);
  17 #endif
  18
  19         public static string UnsafeGetFullPath(string fileName) {
  20 #if MONO_FEATURE_CAS
  21             string full = fileName;
  22
  23             FileIOPermission fiop = new FileIOPermission(PermissionState.None);
  24             fiop.AllFiles = FileIOPermissionAccess.PathDiscovery;
  25             fiop.Assert();
  26             try {
  27                 full = System.IO.Path.GetFullPath(fileName);
  28             }
  29             finally {
  30                 CodeAccessPermission.RevertAssert();
  31             }
  32             return full;
  33 #else
  34             return System.IO.Path.GetFullPath(fileName);
  35 #endif
  36         }
  37     }
  38 }