tools/security/secutil.cs

   1 //
   2 // SecUtil.cs: secutil clone tool
   3 //
   4 // Author:
   5 //      Sebastien Pouliot  <sebastien@ximian.com>
   6 //
   7 // (C) 2002, 2003 Motus Technologies Inc. (http://www.motus.com)
   8 // (C) 2004 Novell (http://www.novell.com)
   9 //
  10
  11 using System;
  12 using System.Text;
  13 using System.Reflection;
  14 using System.Security.Cryptography.X509Certificates;
  15
  16 [assembly: AssemblyTitle("Mono SecUtil")]
  17 [assembly: AssemblyDescription("Extract strongname and X509 certificates from assemblies.")]
  18
  19 namespace Mono.Tools {
  20
  21 class SecUtil {
  22
  23         static private bool hexDisplay;
  24         static private bool vbMode;
  25         static private string error;
  26
  27         static private void WriteArray (byte[] array)
  28         {
  29                 StringBuilder sb = new StringBuilder ();
  30                 if (hexDisplay) {
  31                         sb.Append ("0x");
  32                         for (int i=0; i < array.Length; i++)
  33                                 sb.Append (array [i].ToString ("X2"));
  34                 }
  35                 else {
  36                         sb.Append ((vbMode ? "( " : "{ "));
  37                         for (int i=0; i < array.Length; i++) {
  38                                 sb.Append (array [i]);
  39                                 if (i != array.Length-1)
  40                                         sb.Append (", ");
  41                         }
  42                         sb.Append ((vbMode ? " )" : " }"));
  43                 }
  44                 Console.WriteLine (sb.ToString ());
  45         }
  46
  47         static private void StrongName (string fileName)
  48         {
  49                 AssemblyName an = AssemblyName.GetAssemblyName (fileName);
  50                 byte[] key = an.GetPublicKey ();
  51
  52                 if (key == null) {
  53                         error = "Error: Assembly has no strong name";
  54                 } else {
  55                         Console.WriteLine ("PublicKey =");
  56                         WriteArray (key);
  57                         Console.WriteLine ("Name =");
  58                         Console.WriteLine (an.Name);
  59                         Console.WriteLine ("Version =");
  60                         Console.WriteLine (an.Version.ToString ());
  61                 }
  62         }
  63
  64         static private void Certificate (string fileName)
  65         {
  66                 X509Certificate x509 = X509Certificate.CreateFromSignedFile (fileName);
  67                 if (x509 == null)
  68                         error = "Error: Specified file isn't signed";
  69                 else {
  70                         Console.WriteLine ("X.509 Certificate =");
  71                         WriteArray (x509.GetRawCertData ());
  72                 }
  73         }
  74
  75         static private void Header ()
  76         {
  77                 Console.WriteLine (new AssemblyInfo ().ToString ());
  78         }
  79
  80         static private void Help ()
  81         {
  82                 Console.WriteLine ("Usage: secutil [options] [filename]{0}", Environment.NewLine);
  83                 Console.WriteLine ("secutil -s assembly");
  84                 Console.WriteLine ("secutil -strongname assembly");
  85                 Console.WriteLine ("\tShow strongname informations about the assembly{0}", Environment.NewLine);
  86                 Console.WriteLine ("secutil -x assembly");
  87                 Console.WriteLine ("secutil -x509certificate assembly");
  88                 Console.WriteLine ("\tShow the X509 Authenticode certificate for the assembly{0}", Environment.NewLine);
  89                 Console.WriteLine ("secutil -hex");
  90                 Console.WriteLine ("\tShow data in hexadecimal{0}", Environment.NewLine);
  91                 Console.WriteLine ("secutil -a");
  92                 Console.WriteLine ("secutil -array");
  93                 Console.WriteLine ("\tShow data in a decimal array (default){0}", Environment.NewLine);
  94                 Console.WriteLine ("secutil -v");
  95                 Console.WriteLine ("secutil -vbmode");
  96                 Console.WriteLine ("\tShow data in a VisualBasic friendly format{0}", Environment.NewLine);
  97                 Console.WriteLine ("secutil -c");
  98                 Console.WriteLine ("secutil -cmode");
  99                 Console.WriteLine ("\tShow data in a C/C++/C# friendly format (default){0}", Environment.NewLine);
 100                 Console.WriteLine ("secutil -h");
 101                 Console.WriteLine ("secutil -help");
 102                 Console.WriteLine ("secutil -?");
 103                 Console.WriteLine ("secutil /?");
 104                 Console.WriteLine ("\tShow help about this tool{0}", Environment.NewLine);
 105         }
 106
 107         [STAThread]
 108         static void Main (string[] args)
 109         {
 110                 bool sn = false;
 111                 bool cert = false;
 112                 bool help = false;
 113                 string fileName = null;
 114
 115                 Header();
 116
 117                 try {
 118                         for (int i=0; i < args.Length - 1; i++) {
 119                                 switch (args[i]) {
 120                                 case "-s":
 121                                 case "-strongname":
 122                                         sn = true;
 123                                         fileName = args[i+1];
 124                                         break;
 125                                 case "-x":
 126                                 case "-x509certificate":
 127                                         cert = true;
 128                                         fileName = args[i+1];
 129                                         break;
 130                                 case "-hex":
 131                                         hexDisplay = true;
 132                                         break;
 133                                 case "-a":
 134                                 case "-array":
 135                                         hexDisplay = false;
 136                                         break;
 137                                 case "-v":
 138                                 case "-vbmode":
 139                                         vbMode = true;
 140                                         break;
 141                                 case "-c":
 142                                 case "-cmode":
 143                                         vbMode = false;
 144                                         break;
 145                                 case "-h":
 146                                 case "-help":
 147                                 case "-?":
 148                                 case "/?":
 149                                         help = true;
 150                                         break;
 151                                 }
 152                         }
 153
 154                         if (help)
 155                                 Help ();
 156                         if (sn)
 157                                 StrongName (fileName);
 158                         else if (cert)
 159                                 Certificate (fileName);
 160                         else
 161                                 Help ();
 162
 163                         Console.WriteLine ((error == null) ? "Success" : error);
 164                 }
 165                 catch (Exception e) {
 166                         Console.WriteLine ("Error: " + e.ToString ());
 167                 }
 168         }
 169 }
 170
 171 }