mcs/class/corlib/System.Security.AccessControl/SddlAccessRight.cs

   1 //
   2 // System.Security.AccessControl.SddlAccessRight.cs
   3 //
   4 // Author:
   5 //      Kenneth Bell
   6 //
   7
   8 using System.Collections.Generic;
   9
  10 namespace System.Security.AccessControl
  11 {
  12         internal class SddlAccessRight
  13         {
  14                 public string Name { get; set; }
  15                 public int Value { get; set; }
  16                 public int ObjectType { get; set; }
  17
  18                 public static SddlAccessRight LookupByName(string s)
  19                 {
  20                         foreach (var right in rights) {
  21                                 if (right.Name == s)
  22                                         return right;
  23                         }
  24
  25                         return null;
  26                 }
  27
  28                 public static SddlAccessRight[] Decompose(int mask)
  29                 {
  30                         foreach (var right in rights) {
  31                                 if (mask == right.Value)
  32                                         return new SddlAccessRight[] {right};
  33                         }
  34
  35                         int foundType = 0;
  36                         List<SddlAccessRight> found = new List<SddlAccessRight>();
  37                         int accountedBits = 0;
  38                         foreach (var right in rights) {
  39                                 if ((mask & right.Value) == right.Value
  40                                     && (accountedBits | right.Value) != accountedBits) {
  41
  42                                         if (foundType == 0)
  43                                                 foundType = right.ObjectType;
  44
  45                                         if(right.ObjectType != 0
  46                                            && foundType != right.ObjectType)
  47                                                 return null;
  48
  49                                         found.Add(right);
  50                                         accountedBits |= right.Value;
  51                                 }
  52
  53                                 if (accountedBits == mask)
  54                                 {
  55                                         return found.ToArray();
  56                                 }
  57                         }
  58
  59                         return null;
  60                 }
  61
  62                 private static readonly SddlAccessRight[] rights = new SddlAccessRight[] {
  63                         new SddlAccessRight { Name = "CC", Value = 0x00000001, ObjectType = 1},
  64                         new SddlAccessRight { Name = "DC", Value = 0x00000002, ObjectType = 1},
  65                         new SddlAccessRight { Name = "LC", Value = 0x00000004, ObjectType = 1},
  66                         new SddlAccessRight { Name = "SW", Value = 0x00000008, ObjectType = 1},
  67                         new SddlAccessRight { Name = "RP", Value = 0x00000010, ObjectType = 1},
  68                         new SddlAccessRight { Name = "WP", Value = 0x00000020, ObjectType = 1},
  69                         new SddlAccessRight { Name = "DT", Value = 0x00000040, ObjectType = 1},
  70                         new SddlAccessRight { Name = "LO", Value = 0x00000080, ObjectType = 1},
  71                         new SddlAccessRight { Name = "CR", Value = 0x00000100, ObjectType = 1},
  72
  73                         new SddlAccessRight { Name = "SD", Value = 0x00010000},
  74                         new SddlAccessRight { Name = "RC", Value = 0x00020000},
  75                         new SddlAccessRight { Name = "WD", Value = 0x00040000},
  76                         new SddlAccessRight { Name = "WO", Value = 0x00080000},
  77
  78                         new SddlAccessRight { Name = "GA", Value = 0x10000000},
  79                         new SddlAccessRight { Name = "GX", Value = 0x20000000},
  80                         new SddlAccessRight { Name = "GW", Value = 0x40000000},
  81                         new SddlAccessRight { Name = "GR", Value = unchecked((int)0x80000000)},
  82
  83                         new SddlAccessRight { Name = "FA", Value = 0x001F01FF, ObjectType = 2},
  84                         new SddlAccessRight { Name = "FR", Value = 0x00120089, ObjectType = 2},
  85                         new SddlAccessRight { Name = "FW", Value = 0x00120116, ObjectType = 2},
  86                         new SddlAccessRight { Name = "FX", Value = 0x001200A0, ObjectType = 2},
  87
  88                         new SddlAccessRight { Name = "KA", Value = 0x000F003F, ObjectType = 3},
  89                         new SddlAccessRight { Name = "KR", Value = 0x00020019, ObjectType = 3},
  90                         new SddlAccessRight { Name = "KW", Value = 0x00020006, ObjectType = 3},
  91                         new SddlAccessRight { Name = "KX", Value = 0x00020019, ObjectType = 3},
  92
  93                         new SddlAccessRight { Name = "NW", Value = 0x00000001},
  94                         new SddlAccessRight { Name = "NR", Value = 0x00000002},
  95                         new SddlAccessRight { Name = "NX", Value = 0x00000004},
  96                 };
  97         }
  98 }