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diff --git a/qpid/dotnet/Qpid.Sasl/Mechanisms/CramMD5HexSaslClient.cs b/qpid/dotnet/Qpid.Sasl/Mechanisms/CramMD5HexSaslClient.cs
deleted file mode 100644
index 3cce0e3a2d..0000000000
--- a/qpid/dotnet/Qpid.Sasl/Mechanisms/CramMD5HexSaslClient.cs
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-/*
- *
- * Licensed to the Apache Software Foundation (ASF) under one
- * or more contributor license agreements. See the NOTICE file
- * distributed with this work for additional information
- * regarding copyright ownership. The ASF licenses this file
- * to you under the Apache License, Version 2.0 (the
- * "License"); you may not use this file except in compliance
- * with the License. You may obtain a copy of the License at
- *
- * http://www.apache.org/licenses/LICENSE-2.0
- *
- * Unless required by applicable law or agreed to in writing,
- * software distributed under the License is distributed on an
- * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
- * KIND, either express or implied. See the License for the
- * specific language governing permissions and limitations
- * under the License.
- *
- */
-
-using System;
-using System.Collections;
-using System.Security.Cryptography;
-using System.Text;
-
-namespace Apache.Qpid.Sasl.Mechanisms
-{
- /// <summary>
- /// Implements the CRAM-MD5 authentication mechanism as outlined
- /// in RFC 2195
- /// </summary>
- public class CramMD5HexSaslClient : SaslClient
- {
- public const string Mechanism = "CRAM-MD5-HEX";
- private const int MinPwdLen = 16;
-
- public CramMD5HexSaslClient(
- string authorizationId,
- IDictionary properties,
- ISaslCallbackHandler handler)
- : base(authorizationId, null, null, properties, handler)
- {
- }
-
- #region ISaslClient Implementation
- //
- // ISaslClient Implementation
- //
-
- public override string MechanismName
- {
- get { return Mechanism; }
- }
-
- public override bool HasInitialResponse
- {
- get { return false; }
- }
-
-
- public override byte[] EvaluateChallenge(byte[] challenge)
- {
- if ( challenge == null || challenge.Length == 0 )
- throw new ArgumentNullException("challenge");
-
-
- NameCallback nameCB = new NameCallback(AuthorizationId);
- PasswordCallback pwdCB = new PasswordCallback();
- ISaslCallback[] callbacks = { nameCB, pwdCB };
- Handler.Handle(callbacks);
-
- string username = nameCB.Text;
-
- //Encode the Hashed Password as Hex
- byte[] passwd = Encoding.UTF8.GetBytes(ToHex(pwdCB.HashedText));
-
- string s = System.Text.UTF8Encoding.UTF8.GetString(challenge);
-
- using ( HMAC hmac = new HMACMD5(passwd) )
- {
- byte[] value = hmac.ComputeHash(challenge);
- string encoded = ToHex(value);
- SetComplete();
- return Encoding.UTF8.GetBytes(username + " " + encoded);
- }
- }
-
- #endregion // ISaslClient Implementation
-
- } // class CramMD5HashedSaslClient
-
-} // namespace Apache.Qpid.Sasl.Mechanisms