mcs/class/Mono.PEToolkit/DataDir.cs

   1 /*\r
   2  * Copyright (c) 2002 Sergey Chaban <serge@wildwestsoftware.com>\r
   3  */\r
   4 \r
   5 using System;\r
   6 using System.Runtime.InteropServices;\r
   7 \r
   8 namespace Mono.PEToolkit {\r
   9 \r
  10         /// <summary>\r
  11         /// IMAGE_DATA_DIRECTORY.\r
  12         /// </summary>\r
  13         [StructLayoutAttribute(LayoutKind.Sequential)]\r
  14         public struct DataDir {\r
  15 \r
  16                 public static readonly DataDir Null;\r
  17 \r
  18                 public RVA virtAddr;\r
  19                 public uint size;\r
  20 \r
  21                 static DataDir ()\r
  22                 {\r
  23                         Null.virtAddr = 0;\r
  24                         Null.size = 0;\r
  25                 }\r
  26 \r
  27 \r
  28                 public RVA VirtualAddress {\r
  29                         get {\r
  30                                 return virtAddr;\r
  31                         }\r
  32                         set {\r
  33                                 virtAddr = value;\r
  34                         }\r
  35                 }\r
  36 \r
  37                 public uint Size {\r
  38                         get {\r
  39                                 return size;\r
  40                         }\r
  41                         set {\r
  42                                 size = value;\r
  43                         }\r
  44                 }\r
  45 \r
  46                 public bool IsNull {\r
  47                         get {\r
  48                                 return (this == Null);\r
  49                         }\r
  50                 }\r
  51 \r
  52                 public override int GetHashCode()\r
  53                 {\r
  54                         return (virtAddr.GetHashCode() ^ (int)(size << 1));\r
  55                 }\r
  56 \r
  57                 public override bool Equals(object obj)\r
  58                 {\r
  59                         bool res = (obj is DataDir);\r
  60                         if (res) {\r
  61                                 DataDir that = (DataDir) obj;\r
  62                                 res = (this.virtAddr == that.virtAddr) &&\r
  63                                       (this.size == that.size);\r
  64                         }\r
  65                         return res;\r
  66                 }\r
  67 \r
  68                 public static bool operator == (DataDir d1, DataDir d2)\r
  69                 {\r
  70                         return d1.Equals(d2);\r
  71                 }\r
  72 \r
  73                 public static bool operator != (DataDir d1, DataDir d2)\r
  74                 {\r
  75                         return !d1.Equals(d2);\r
  76                 }\r
  77 \r
  78                 /// <summary>\r
  79                 /// </summary>\r
  80                 /// <returns></returns>\r
  81                 public override string ToString()\r
  82                 {\r
  83                         if (this.IsNull) return "NULL";\r
  84                         return String.Format("RVA = {0}, size = 0x{1}", virtAddr, size.ToString("X"));\r
  85                 }\r
  86 \r
  87         }\r
  88 \r
  89 }\r
  90 \r