mcs/class/corlib/System.Security.Cryptography/HMACMD5.cs

   1 //
   2 // HMACMD5.cs: HMAC implementation using MD5
   3 //
   4 // Author:
   5 //      Sebastien Pouliot (spouliot@motus.com)
   6 //
   7 // (C) 2003 Motus Technologies Inc. (http://www.motus.com)
   8 //
   9
  10 //
  11 // Copyright (C) 2004 Novell, Inc (http://www.novell.com)
  12 //
  13 // Permission is hereby granted, free of charge, to any person obtaining
  14 // a copy of this software and associated documentation files (the
  15 // "Software"), to deal in the Software without restriction, including
  16 // without limitation the rights to use, copy, modify, merge, publish,
  17 // distribute, sublicense, and/or sell copies of the Software, and to
  18 // permit persons to whom the Software is furnished to do so, subject to
  19 // the following conditions:
  20 //
  21 // The above copyright notice and this permission notice shall be
  22 // included in all copies or substantial portions of the Software.
  23 //
  24 // THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
  25 // EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
  26 // MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
  27 // NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE
  28 // LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION
  29 // OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION
  30 // WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
  31 //
  32
  33 #if NET_2_0
  34
  35 using System;
  36
  37 using Mono.Security.Cryptography;
  38
  39 namespace System.Security.Cryptography {
  40
  41         // References:
  42         // a.   Internet RFC 2104, HMAC, Keyed-Hashing for Message Authentication
  43         //      (include C source for HMAC-MD5)
  44         //      http://www.ietf.org/rfc/rfc2104.txt
  45         // b.   IETF RFC2202: Test Cases for HMAC-MD5 and HMAC-SHA-1
  46         //      (include C source for HMAC-MD5 and HAMAC-SHA1)
  47         //      http://www.ietf.org/rfc/rfc2202.txt
  48
  49         public class HMACMD5 : HMAC {
  50
  51                 public HMACMD5 () : this (KeyBuilder.Key (8)) {}
  52
  53                 public HMACMD5 (byte[] rgbKey) : base ()
  54                 {
  55                         HashName = "MD5";
  56                         HashSizeValue = 128;
  57                         Key = rgbKey;
  58                 }
  59
  60                 ~HMACMD5 ()
  61                 {
  62                         Dispose (false);
  63                 }
  64         }
  65 }
  66
  67 #endif