mcs/class/Mono.PEToolkit/COFFHeader.cs

   1 \r
   2 //\r
   3 // Permission is hereby granted, free of charge, to any person obtaining\r
   4 // a copy of this software and associated documentation files (the\r
   5 // "Software"), to deal in the Software without restriction, including\r
   6 // without limitation the rights to use, copy, modify, merge, publish,\r
   7 // distribute, sublicense, and/or sell copies of the Software, and to\r
   8 // permit persons to whom the Software is furnished to do so, subject to\r
   9 // the following conditions:\r
  10 // \r
  11 // The above copyright notice and this permission notice shall be\r
  12 // included in all copies or substantial portions of the Software.\r
  13 // \r
  14 // THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,\r
  15 // EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF\r
  16 // MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND\r
  17 // NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE\r
  18 // LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION\r
  19 // OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION\r
  20 // WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.\r
  21 //\r
  22 /*\r
  23  * Copyright (c) 2002 Sergey Chaban <serge@wildwestsoftware.com>\r
  24  */\r
  25 \r
  26 using System;\r
  27 using System.IO;\r
  28 using System.Runtime.InteropServices;\r
  29 \r
  30 namespace Mono.PEToolkit {\r
  31 \r
  32         public class COFFHeader {\r
  33 \r
  34                 private MachineId machine;\r
  35                 private short sections;\r
  36                 private uint tdStampRaw;\r
  37                 private uint symTabPtr;\r
  38                 private uint numSymbols;\r
  39                 private short optHeaderSize;\r
  40                 private Characteristics characteristics;\r
  41 \r
  42                 public MachineId Machine {\r
  43                         get { return machine; }\r
  44                         set { machine = value; }\r
  45                 }\r
  46 \r
  47                 public short NumberOfSections {\r
  48                         get { return sections; }\r
  49                         set { sections = value; }\r
  50                 }\r
  51 \r
  52                 public uint TimeDateStamp {\r
  53                         get { return tdStampRaw; }\r
  54                         set { tdStampRaw = value; }\r
  55                 }\r
  56 \r
  57                 public DateTime TimeStamp {\r
  58                         get {\r
  59                                 return (new DateTime(1970, 1, 1) +\r
  60                                        TimeSpan.FromSeconds(tdStampRaw)).ToLocalTime();\r
  61                         }\r
  62                 }\r
  63 \r
  64                 public uint PointerToSymbolTable {\r
  65                         get { return symTabPtr; }\r
  66                         set { symTabPtr = value; }\r
  67                 }\r
  68 \r
  69                 public uint NumberOfSymbols {\r
  70                         get { return numSymbols; }\r
  71                         set { numSymbols = value; }\r
  72                 }\r
  73 \r
  74                 public short SizeOfOptionalHeader {\r
  75                         get { return optHeaderSize; }\r
  76                         set { optHeaderSize = value; }\r
  77                 }\r
  78 \r
  79                 public Characteristics Characteristics {\r
  80                         get { return characteristics; }\r
  81                         set { characteristics = value; }\r
  82                 }\r
  83 \r
  84                 public void Read (BinaryReader reader) \r
  85                 {\r
  86                         machine = (MachineId) reader.ReadUInt16 ();\r
  87                         sections = reader.ReadInt16 ();\r
  88                         tdStampRaw = reader.ReadUInt32 ();\r
  89                         symTabPtr = reader.ReadUInt32 ();\r
  90                         numSymbols = reader.ReadUInt32 ();\r
  91                         optHeaderSize = reader.ReadInt16 ();\r
  92                         characteristics = (Characteristics) reader.ReadUInt16 ();       \r
  93                 }\r
  94 \r
  95                 public void Write (BinaryWriter writer) \r
  96                 {\r
  97                         writer.Write ((ushort)machine);\r
  98                         writer.Write (sections);\r
  99                         writer.Write (tdStampRaw);\r
 100                         writer.Write (symTabPtr);\r
 101                         writer.Write (numSymbols);\r
 102                         writer.Write (optHeaderSize);\r
 103                         writer.Write ((ushort)characteristics); \r
 104                 }\r
 105 \r
 106                 public void Dump(TextWriter writer)\r
 107                 {\r
 108                         writer.WriteLine(\r
 109                                 "Machine ID      : {0}" + Environment.NewLine + \r
 110                                 "Sections        : {1}" + Environment.NewLine +\r
 111                                 "Characteristics : {2}" + Environment.NewLine +\r
 112                                 "timestamp       : {3} ({4})" + Environment.NewLine\r
 113                                 ,machine, sections, (ushort)characteristics,\r
 114                                 TimeStamp, tdStampRaw.ToString("X")\r
 115                         );\r
 116                 }               \r
 117 \r
 118                 public override string ToString()\r
 119                 {\r
 120                         StringWriter sw = new StringWriter();\r
 121                         Dump(sw);\r
 122                         return sw.ToString();\r
 123                 }\r
 124 \r
 125         }\r
 126 }\r
 127 \r