mcs/class/corlib/System.Configuration.Assemblies/AssemblyHash.cs

   1
   2 //
   3 // Copyright (C) 2004 Novell, Inc (http://www.novell.com)
   4 //
   5 // Permission is hereby granted, free of charge, to any person obtaining
   6 // a copy of this software and associated documentation files (the
   7 // "Software"), to deal in the Software without restriction, including
   8 // without limitation the rights to use, copy, modify, merge, publish,
   9 // distribute, sublicense, and/or sell copies of the Software, and to
  10 // permit persons to whom the Software is furnished to do so, subject to
  11 // the following conditions:
  12 //
  13 // The above copyright notice and this permission notice shall be
  14 // included in all copies or substantial portions of the Software.
  15 //
  16 // THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
  17 // EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
  18 // MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
  19 // NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE
  20 // LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION
  21 // OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION
  22 // WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
  23 //
  24
  25 //
  26 // AssemblyHash.cs
  27 //
  28 //    Implementation of the
  29 //    System.Configuration.Assemblies.AssemblyHash
  30 //    class for the Mono Class Library
  31 //
  32 // Author:
  33 //    Tomas Restrepo (tomasr@mvps.org)
  34 //
  35
  36 namespace System.Configuration.Assemblies {
  37
  38         [Serializable]
  39    public struct AssemblyHash : System.ICloneable
  40    {
  41       private AssemblyHashAlgorithm _algorithm;
  42       private byte[] _value;
  43
  44       public static readonly AssemblyHash Empty =
  45          new AssemblyHash(AssemblyHashAlgorithm.None,null);
  46
  47
  48       //
  49       // properties
  50       //
  51       public AssemblyHashAlgorithm Algorithm {
  52          get { return _algorithm; }
  53          set { _algorithm = value; }
  54       }
  55
  56
  57       //
  58       // construction
  59       //
  60       public AssemblyHash ( AssemblyHashAlgorithm algorithm, byte[] value )
  61       {
  62          _algorithm = algorithm;
  63          _value = null;
  64          if ( value != null )
  65          {
  66             int size = value.Length;
  67             _value = new byte[size];
  68             System.Array.Copy ( value, _value, size );
  69          }
  70       }
  71
  72       public AssemblyHash ( byte[] value )
  73          : this(AssemblyHashAlgorithm.SHA1, value)
  74       {
  75       }
  76
  77       public object Clone()
  78       {
  79          return new AssemblyHash(_algorithm,_value);
  80       }
  81
  82       public byte[] GetValue()
  83       {
  84          return _value;
  85       }
  86       public void SetValue ( byte[] value )
  87       {
  88          _value = value;
  89       }
  90
  91    } // class AssemblyHash
  92
  93 } // namespace System.Configuration.Assemblies
  94