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authorPeter Dettman <peter.dettman@bouncycastle.org>2023-02-02 10:12:55 +0700
committerPeter Dettman <peter.dettman@bouncycastle.org>2023-02-02 10:12:55 +0700
commit36c38833a1c137ee55ffa44e12df0f65f87456ad (patch)
treef494345aefb75f5a7a0d3dfabf259279c58078b6
parentRefactoring in Tls.Tests (diff)
downloadBouncyCastle.NET-ed25519-36c38833a1c137ee55ffa44e12df0f65f87456ad.tar.xz
Cleanup warnings
Diffstat
-rw-r--r--crypto/src/crypto/digests/PhotonBeetleDigest.cs20


-rw-r--r--crypto/src/crypto/engines/AsconEngine.cs23


-rw-r--r--crypto/src/crypto/engines/ElephantEngine.cs16


-rw-r--r--crypto/src/crypto/engines/ISAPEngine.cs24


-rw-r--r--crypto/src/crypto/engines/PhotonBeetleEngine.cs20


-rw-r--r--crypto/src/crypto/engines/XoodyakEngine.cs16


-rw-r--r--crypto/test/src/crypto/test/AsconTest.cs30


-rw-r--r--crypto/test/src/crypto/test/ElephantTest.cs19


-rw-r--r--crypto/test/src/crypto/test/ISAPTest.cs4


-rw-r--r--crypto/test/src/crypto/test/PhotonBeetleTest.cs34


-rw-r--r--crypto/test/src/crypto/test/XoodyakTest.cs39


11 files changed, 120 insertions, 125 deletions
diff --git a/crypto/src/crypto/digests/PhotonBeetleDigest.cs b/crypto/src/crypto/digests/PhotonBeetleDigest.cs
index e0961cc3f..13b30e025 100644
--- a/crypto/src/crypto/digests/PhotonBeetleDigest.cs
+++ b/crypto/src/crypto/digests/PhotonBeetleDigest.cs
@@ -1,19 +1,19 @@
 using System;
 using System.IO;
-using Org.BouncyCastle.Crypto.Utilities;
-using Org.BouncyCastle.Utilities;
 
-/**
- * Photon-Beetle, https://www.isical.ac.in/~lightweight/beetle/
- * https://csrc.nist.gov/CSRC/media/Projects/lightweight-cryptography/documents/readonlyist-round/updated-spec-doc/photon-beetle-spec-readonly.pdf
- * <p>
- * Photon-Beetle with reference to C Reference Impl from: https://github.com/PHOTON-Beetle/Software
- * </p>
- */
+using Org.BouncyCastle.Utilities;
 
 namespace Org.BouncyCastle.Crypto.Digests
 {
-    public class PhotonBeetleDigest : IDigest
+    /**
+     * Photon-Beetle, https://www.isical.ac.in/~lightweight/beetle/
+     * https://csrc.nist.gov/CSRC/media/Projects/lightweight-cryptography/documents/readonlyist-round/updated-spec-doc/photon-beetle-spec-readonly.pdf
+     * <p>
+     * Photon-Beetle with reference to C Reference Impl from: https://github.com/PHOTON-Beetle/Software
+     * </p>
+     */
+    public class PhotonBeetleDigest
+        : IDigest
     {
         private byte[] state;
         private byte[][] state_2d;
diff --git a/crypto/src/crypto/engines/AsconEngine.cs b/crypto/src/crypto/engines/AsconEngine.cs
index c3091b9ef..281c4b0df 100644
--- a/crypto/src/crypto/engines/AsconEngine.cs
+++ b/crypto/src/crypto/engines/AsconEngine.cs
@@ -1,21 +1,20 @@
 using System;
 using System.IO;
+
 using Org.BouncyCastle.Crypto.Modes;
 using Org.BouncyCastle.Crypto.Parameters;
-using Org.BouncyCastle.Crypto.Utilities;
-using Org.BouncyCastle.Utilities;
-using static Org.BouncyCastle.Tls.DtlsReliableHandshake;
-
-/**
-* ASCON AEAD v1.2, https://ascon.iaik.tugraz.at/
-* https://csrc.nist.gov/CSRC/media/Projects/lightweight-cryptography/documents/finalist-round/updated-spec-doc/ascon-spec-final.pdf
-* <p>
-* ASCON AEAD v1.2 with reference to C Reference Impl from: https://github.com/ascon/ascon-c
-* </p>
-*/
+
 namespace Org.BouncyCastle.Crypto.Engines
 {
-    public class AsconEngine : IAeadBlockCipher
+    /**
+    * ASCON AEAD v1.2, https://ascon.iaik.tugraz.at/
+    * https://csrc.nist.gov/CSRC/media/Projects/lightweight-cryptography/documents/finalist-round/updated-spec-doc/ascon-spec-final.pdf
+    * <p>
+    * ASCON AEAD v1.2 with reference to C Reference Impl from: https://github.com/ascon/ascon-c
+    * </p>
+    */
+    public class AsconEngine
+        : IAeadBlockCipher
     {
         public enum AsconParameters
         {
diff --git a/crypto/src/crypto/engines/ElephantEngine.cs b/crypto/src/crypto/engines/ElephantEngine.cs
index e3d9ca670..d5f05f658 100644
--- a/crypto/src/crypto/engines/ElephantEngine.cs
+++ b/crypto/src/crypto/engines/ElephantEngine.cs
@@ -1,18 +1,19 @@
 using System;
 using System.IO;
+
 using Org.BouncyCastle.Crypto.Modes;
 using Org.BouncyCastle.Crypto.Parameters;
 using Org.BouncyCastle.Utilities;
 
-
-/**
- * Elephant AEAD v2, based on the current round 3 submission, https://www.esat.kuleuven.be/cosic/elephant/
- * Reference C implementation: https://github.com/TimBeyne/Elephant
- * Specification: https://csrc.nist.gov/CSRC/media/Projects/lightweight-cryptography/documents/finalist-round/updated-spec-doc/elephant-spec-final.pdf
- */
 namespace Org.BouncyCastle.Crypto.Engines
 {
-    public class ElephantEngine : IAeadBlockCipher
+    /**
+     * Elephant AEAD v2, based on the current round 3 submission, https://www.esat.kuleuven.be/cosic/elephant/
+     * Reference C implementation: https://github.com/TimBeyne/Elephant
+     * Specification: https://csrc.nist.gov/CSRC/media/Projects/lightweight-cryptography/documents/finalist-round/updated-spec-doc/elephant-spec-final.pdf
+     */
+    public class ElephantEngine
+        : IAeadBlockCipher
     {
         public enum ElephantParameters
         {
@@ -20,6 +21,7 @@ namespace Org.BouncyCastle.Crypto.Engines
             elephant176,
             elephant200
         }
+
         private bool forEncryption;
         private readonly string algorithmName;
         private ElephantParameters parameters;
diff --git a/crypto/src/crypto/engines/ISAPEngine.cs b/crypto/src/crypto/engines/ISAPEngine.cs
index 3745f3ae9..0280b1ce1 100644
--- a/crypto/src/crypto/engines/ISAPEngine.cs
+++ b/crypto/src/crypto/engines/ISAPEngine.cs
@@ -1,23 +1,21 @@
 using System;
 using System.IO;
+
 using Org.BouncyCastle.Crypto.Modes;
 using Org.BouncyCastle.Crypto.Parameters;
 using Org.BouncyCastle.Crypto.Utilities;
-using Org.BouncyCastle.Utilities;
-using static Org.BouncyCastle.Tls.DtlsReliableHandshake;
-
-
-/**
- * ISAP AEAD v2, https://isap.iaik.tugraz.at/
- * https://csrc.nist.gov/CSRC/media/Projects/lightweight-cryptography/documents/constist-round/updated-spec-doc/isap-spec-const.pdf
- * <p>
- * ISAP AEAD v2 with reference to C Reference Impl from: https://github.com/isap-lwc/isap-code-package
- * </p>
- */
 
 namespace Org.BouncyCastle.Crypto.Engines
 {
-    public class ISAPEngine : IAeadBlockCipher
+    /**
+     * ISAP AEAD v2, https://isap.iaik.tugraz.at/
+     * https://csrc.nist.gov/CSRC/media/Projects/lightweight-cryptography/documents/constist-round/updated-spec-doc/isap-spec-const.pdf
+     * <p>
+     * ISAP AEAD v2 with reference to C Reference Impl from: https://github.com/isap-lwc/isap-code-package
+     * </p>
+     */
+    public class ISAPEngine
+        : IAeadBlockCipher
     {
         public enum IsapType
         {
@@ -821,7 +819,7 @@ namespace Org.BouncyCastle.Crypto.Engines
                     "ISAP AEAD key must be 128 bits ulong");
             }
 
-            /**
+            /*
              * Initialize variables.
              */
             byte[] npub = new byte[iv.Length];
diff --git a/crypto/src/crypto/engines/PhotonBeetleEngine.cs b/crypto/src/crypto/engines/PhotonBeetleEngine.cs
index 9245faa27..0d5728a76 100644
--- a/crypto/src/crypto/engines/PhotonBeetleEngine.cs
+++ b/crypto/src/crypto/engines/PhotonBeetleEngine.cs
@@ -1,25 +1,27 @@
 using System;
 using System.IO;
+
 using Org.BouncyCastle.Crypto.Modes;
 using Org.BouncyCastle.Crypto.Parameters;
 
-/**
- * Photon-Beetle, https://www.isical.ac.in/~lightweight/beetle/
- * https://csrc.nist.gov/CSRC/media/Projects/lightweight-cryptography/documents/readonlyist-round/updated-spec-doc/photon-beetle-spec-readonly.pdf
- * <p>
- * Photon-Beetle with reference to C Reference Impl from: https://github.com/PHOTON-Beetle/Software
- * </p>
- */
-
 namespace Org.BouncyCastle.Crypto.Engines
 {
-    public class PhotonBeetleEngine : IAeadBlockCipher
+    /**
+     * Photon-Beetle, https://www.isical.ac.in/~lightweight/beetle/
+     * https://csrc.nist.gov/CSRC/media/Projects/lightweight-cryptography/documents/readonlyist-round/updated-spec-doc/photon-beetle-spec-readonly.pdf
+     * <p>
+     * Photon-Beetle with reference to C Reference Impl from: https://github.com/PHOTON-Beetle/Software
+     * </p>
+     */
+    public class PhotonBeetleEngine
+        : IAeadBlockCipher
     {
         public enum PhotonBeetleParameters
         {
             pb32,
             pb128
         }
+
         private bool input_empty;
         private bool forEncryption;
         private bool initialised;
diff --git a/crypto/src/crypto/engines/XoodyakEngine.cs b/crypto/src/crypto/engines/XoodyakEngine.cs
index fb4f074ee..caf49e53c 100644
--- a/crypto/src/crypto/engines/XoodyakEngine.cs
+++ b/crypto/src/crypto/engines/XoodyakEngine.cs
@@ -5,15 +5,17 @@ using Org.BouncyCastle.Crypto.Modes;
 using Org.BouncyCastle.Crypto.Parameters;
 using Org.BouncyCastle.Crypto.Utilities;
 using Org.BouncyCastle.Utilities;
-/**
-* Xoodyak v1, https://csrc.nist.gov/CSRC/media/Projects/lightweight-cryptography/documents/finalist-round/updated-spec-doc/xoodyak-spec-final.pdf
-* <p>
-* Xoodyak with reference to C Reference Impl from: https://github.com/XKCP/XKCP
-* </p>
-*/
+
 namespace Org.BouncyCastle.Crypto.Engines
 {
-    public sealed class XoodyakEngine : IAeadBlockCipher
+    /**
+    * Xoodyak v1, https://csrc.nist.gov/CSRC/media/Projects/lightweight-cryptography/documents/finalist-round/updated-spec-doc/xoodyak-spec-final.pdf
+    * <p>
+    * Xoodyak with reference to C Reference Impl from: https://github.com/XKCP/XKCP
+    * </p>
+*/
+    public sealed class XoodyakEngine
+        : IAeadBlockCipher
     {
         private bool forEncryption;
         private byte[] state;
diff --git a/crypto/test/src/crypto/test/AsconTest.cs b/crypto/test/src/crypto/test/AsconTest.cs
index bc40bcdaa..837dc413b 100644
--- a/crypto/test/src/crypto/test/AsconTest.cs
+++ b/crypto/test/src/crypto/test/AsconTest.cs
@@ -128,7 +128,7 @@ namespace Org.BouncyCastle.Crypto.Tests
                 aeadBlockCipher.ProcessBytes(m, 0, m.Length, c1, 0);
                 Assert.Fail(aeadBlockCipher.AlgorithmName + " need to be initialed before ProcessBytes");
             }
-            catch (ArgumentException e)
+            catch (ArgumentException)
             {
                 //expected
             }
@@ -138,7 +138,7 @@ namespace Org.BouncyCastle.Crypto.Tests
                 aeadBlockCipher.ProcessByte((byte)0, c1, 0);
                 Assert.Fail(aeadBlockCipher.AlgorithmName + " need to be initialed before ProcessByte");
             }
-            catch (ArgumentException e)
+            catch (ArgumentException)
             {
                 //expected
             }
@@ -148,7 +148,7 @@ namespace Org.BouncyCastle.Crypto.Tests
                 aeadBlockCipher.Reset();
                 Assert.Fail(aeadBlockCipher.AlgorithmName + " need to be initialed before reset");
             }
-            catch (ArgumentException e)
+            catch (ArgumentException)
             {
                 //expected
             }
@@ -158,7 +158,7 @@ namespace Org.BouncyCastle.Crypto.Tests
                 aeadBlockCipher.DoFinal(c1, m.Length);
                 Assert.Fail(aeadBlockCipher.AlgorithmName + " need to be initialed before dofinal");
             }
-            catch (ArgumentException e)
+            catch (ArgumentException)
             {
                 //expected
             }
@@ -169,7 +169,7 @@ namespace Org.BouncyCastle.Crypto.Tests
                 aeadBlockCipher.GetOutputSize(0);
                 aeadBlockCipher.GetUpdateOutputSize(0);
             }
-            catch (ArgumentException e)
+            catch (ArgumentException)
             {
                 //expected
                 Assert.Fail(aeadBlockCipher.AlgorithmName + " functions can be called before initialisation");
@@ -185,7 +185,7 @@ namespace Org.BouncyCastle.Crypto.Tests
                 aeadBlockCipher.Init(true, new ParametersWithIV(new KeyParameter(k1), iv));
                 Assert.Fail(aeadBlockCipher.AlgorithmName + " k size does not match");
             }
-            catch (ArgumentException e)
+            catch (ArgumentException)
             {
                 //expected
             }
@@ -194,7 +194,7 @@ namespace Org.BouncyCastle.Crypto.Tests
                 aeadBlockCipher.Init(true, new ParametersWithIV(new KeyParameter(k), iv1));
                 Assert.Fail(aeadBlockCipher.AlgorithmName + "iv size does not match");
             }
-            catch (ArgumentException e)
+            catch (ArgumentException)
             {
                 //expected
             }
@@ -205,7 +205,7 @@ namespace Org.BouncyCastle.Crypto.Tests
             {
                 aeadBlockCipher.DoFinal(c1, m.Length);
             }
-            catch (Exception e)
+            catch (Exception)
             {
                 Assert.Fail(aeadBlockCipher.AlgorithmName + " allows no input for AAD and plaintext");
             }
@@ -232,7 +232,7 @@ namespace Org.BouncyCastle.Crypto.Tests
                 aeadBlockCipher.ProcessAadByte((byte)0);
                 Assert.Fail("ProcessAadByte(s) cannot be called after encryption/decryption");
             }
-            catch (ArgumentException e)
+            catch (ArgumentException)
             {
                 //expected
             }
@@ -241,7 +241,7 @@ namespace Org.BouncyCastle.Crypto.Tests
                 aeadBlockCipher.ProcessAadBytes(new byte[] { 0 }, 0, 1);
                 Assert.Fail("ProcessAadByte(s) cannot be called once only");
             }
-            catch (ArgumentException e)
+            catch (ArgumentException)
             {
                 //expected
             }
@@ -252,7 +252,7 @@ namespace Org.BouncyCastle.Crypto.Tests
                 aeadBlockCipher.ProcessAadBytes(new byte[] { 0 }, 1, 1);
                 Assert.Fail("input for ProcessAadBytes is too short");
             }
-            catch (DataLengthException e)
+            catch (DataLengthException)
             {
                 //expected
             }
@@ -261,7 +261,7 @@ namespace Org.BouncyCastle.Crypto.Tests
                 aeadBlockCipher.ProcessBytes(new byte[] { 0 }, 1, 1, c1, 0);
                 Assert.Fail("input for ProcessBytes is too short");
             }
-            catch (DataLengthException e)
+            catch (DataLengthException)
             {
                 //expected
             }
@@ -270,7 +270,7 @@ namespace Org.BouncyCastle.Crypto.Tests
                 aeadBlockCipher.ProcessBytes(new byte[16], 0, 16, new byte[16], 8);
                 Assert.Fail("output for ProcessBytes is too short");
             }
-            catch (OutputLengthException e)
+            catch (OutputLengthException)
             {
                 //expected
             }
@@ -279,7 +279,7 @@ namespace Org.BouncyCastle.Crypto.Tests
                 aeadBlockCipher.DoFinal(new byte[2], 2);
                 Assert.Fail("output for dofinal is too short");
             }
-            catch (DataLengthException e)
+            catch (DataLengthException)
             {
                 //expected
             }
@@ -339,7 +339,7 @@ namespace Org.BouncyCastle.Crypto.Tests
                 aeadBlockCipher.DoFinal(m4, offset);
                 Assert.Fail("The decryption should fail");
             }
-            catch (ArgumentException e)
+            catch (ArgumentException)
             {
                 //expected;
             }
diff --git a/crypto/test/src/crypto/test/ElephantTest.cs b/crypto/test/src/crypto/test/ElephantTest.cs
index 8d12a20e0..1cf72e5bf 100644
--- a/crypto/test/src/crypto/test/ElephantTest.cs
+++ b/crypto/test/src/crypto/test/ElephantTest.cs
@@ -46,7 +46,6 @@ namespace BouncyCastle.Crypto.Tests
             {
                 string line;
                 string[] data;
-                byte[] ptByte, adByte;
                 byte[] rv;
                 Dictionary<string, string> map = new Dictionary<string, string>();
                 while ((line = src.ReadLine()) != null)
@@ -155,7 +154,7 @@ namespace BouncyCastle.Crypto.Tests
                 aeadBlockCipher.DoFinal(c1, m.Length);
                 Assert.Fail(aeadBlockCipher.AlgorithmName + " need to be initialed before dofinal");
             }
-            catch (ArgumentException e)
+            catch (ArgumentException)
             {
                 //expected
             }
@@ -166,7 +165,7 @@ namespace BouncyCastle.Crypto.Tests
                 aeadBlockCipher.GetOutputSize(0);
                 aeadBlockCipher.GetUpdateOutputSize(0);
             }
-            catch (ArgumentException e)
+            catch (ArgumentException)
             {
                 //expected
                 Assert.Fail(aeadBlockCipher.AlgorithmName + " functions can be called before initialisation");
@@ -182,7 +181,7 @@ namespace BouncyCastle.Crypto.Tests
                 aeadBlockCipher.Init(true, new ParametersWithIV(new KeyParameter(k1), iv));
                 Assert.Fail(aeadBlockCipher.AlgorithmName + " k size does not match");
             }
-            catch (ArgumentException e)
+            catch (ArgumentException)
             {
                 //expected
             }
@@ -191,7 +190,7 @@ namespace BouncyCastle.Crypto.Tests
                 aeadBlockCipher.Init(true, new ParametersWithIV(new KeyParameter(k), iv1));
                 Assert.Fail(aeadBlockCipher.AlgorithmName + "iv size does not match");
             }
-            catch (ArgumentException e)
+            catch (ArgumentException)
             {
                 //expected
             }
@@ -202,7 +201,7 @@ namespace BouncyCastle.Crypto.Tests
             {
                 aeadBlockCipher.DoFinal(c1, m.Length);
             }
-            catch (Exception e)
+            catch (Exception)
             {
                 Assert.Fail(aeadBlockCipher.AlgorithmName + " allows no input for AAD and plaintext");
             }
@@ -249,7 +248,7 @@ namespace BouncyCastle.Crypto.Tests
                 aeadBlockCipher.ProcessAadBytes(new byte[] { 0 }, 1, 1);
                 Assert.Fail("input for ProcessAadBytes is too short");
             }
-            catch (DataLengthException e)
+            catch (DataLengthException)
             {
                 //expected
             }
@@ -258,7 +257,7 @@ namespace BouncyCastle.Crypto.Tests
                 aeadBlockCipher.ProcessBytes(new byte[] { 0 }, 1, 1, c1, 0);
                 Assert.Fail("input for ProcessBytes is too short");
             }
-            catch (DataLengthException e)
+            catch (DataLengthException)
             {
                 //expected
             }
@@ -276,7 +275,7 @@ namespace BouncyCastle.Crypto.Tests
                 aeadBlockCipher.DoFinal(new byte[2], 2);
                 Assert.Fail("output for dofinal is too short");
             }
-            catch (DataLengthException e)
+            catch (DataLengthException)
             {
                 //expected
             }
@@ -336,7 +335,7 @@ namespace BouncyCastle.Crypto.Tests
                 aeadBlockCipher.DoFinal(m4, offset);
                 Assert.Fail("The decryption should fail");
             }
-            catch (ArgumentException e)
+            catch (ArgumentException)
             {
                 //expected;
             }
diff --git a/crypto/test/src/crypto/test/ISAPTest.cs b/crypto/test/src/crypto/test/ISAPTest.cs
index 35c19702e..f38722e4a 100644
--- a/crypto/test/src/crypto/test/ISAPTest.cs
+++ b/crypto/test/src/crypto/test/ISAPTest.cs
@@ -58,7 +58,6 @@ namespace Org.BouncyCastle.Crypto.Tests
             {
                 string line;
                 string[] data;
-                byte[] ptByte, adByte;
                 byte[] rv;
                 Dictionary<string, string> map = new Dictionary<string, string>();
                 while ((line = src.ReadLine()) != null)
@@ -127,8 +126,7 @@ namespace Org.BouncyCastle.Crypto.Tests
             {
                 string line;
                 string[] data;
-                byte[] ptByte, adByte;
-                byte[] rv;
+                byte[] ptByte;
                 Dictionary<string, string> map = new Dictionary<string, string>();
                 while ((line = src.ReadLine()) != null)
                 {
diff --git a/crypto/test/src/crypto/test/PhotonBeetleTest.cs b/crypto/test/src/crypto/test/PhotonBeetleTest.cs
index f4f5cfbdc..77a840825 100644
--- a/crypto/test/src/crypto/test/PhotonBeetleTest.cs
+++ b/crypto/test/src/crypto/test/PhotonBeetleTest.cs
@@ -46,7 +46,6 @@ namespace BouncyCastle.Crypto.Tests
             {
                 string line;
                 string[] data;
-                byte[] ptByte, adByte;
                 byte[] rv;
                 Dictionary<string, string> map = new Dictionary<string, string>();
                 while ((line = src.ReadLine()) != null)
@@ -121,8 +120,7 @@ namespace BouncyCastle.Crypto.Tests
             {
                 string line;
                 string[] data;
-                byte[] ptByte, adByte;
-                byte[] rv;
+                byte[] ptByte;
                 Dictionary<string, string> map = new Dictionary<string, string>();
                 while ((line = src.ReadLine()) != null)
                 {
@@ -187,7 +185,7 @@ namespace BouncyCastle.Crypto.Tests
                 aeadBlockCipher.Reset();
                 Assert.Fail(aeadBlockCipher.AlgorithmName + " need to be initialed before reset");
             }
-            catch (ArgumentException e)
+            catch (ArgumentException)
             {
                 //expected
             }
@@ -197,7 +195,7 @@ namespace BouncyCastle.Crypto.Tests
                 aeadBlockCipher.DoFinal(c1, m.Length);
                 Assert.Fail(aeadBlockCipher.AlgorithmName + " need to be initialed before dofinal");
             }
-            catch (ArgumentException e)
+            catch (ArgumentException)
             {
                 //expected
             }
@@ -208,7 +206,7 @@ namespace BouncyCastle.Crypto.Tests
                 aeadBlockCipher.GetOutputSize(0);
                 aeadBlockCipher.GetUpdateOutputSize(0);
             }
-            catch (ArgumentException e)
+            catch (ArgumentException)
             {
                 //expected
                 Assert.Fail(aeadBlockCipher.AlgorithmName + " functions can be called before initialisation");
@@ -224,7 +222,7 @@ namespace BouncyCastle.Crypto.Tests
                 aeadBlockCipher.Init(true, new ParametersWithIV(new KeyParameter(k1), iv));
                 Assert.Fail(aeadBlockCipher.AlgorithmName + " k size does not match");
             }
-            catch (ArgumentException e)
+            catch (ArgumentException)
             {
                 //expected
             }
@@ -233,7 +231,7 @@ namespace BouncyCastle.Crypto.Tests
                 aeadBlockCipher.Init(true, new ParametersWithIV(new KeyParameter(k), iv1));
                 Assert.Fail(aeadBlockCipher.AlgorithmName + "iv size does not match");
             }
-            catch (ArgumentException e)
+            catch (ArgumentException)
             {
                 //expected
             }
@@ -244,7 +242,7 @@ namespace BouncyCastle.Crypto.Tests
             {
                 aeadBlockCipher.DoFinal(c1, m.Length);
             }
-            catch (Exception e)
+            catch (Exception)
             {
                 Assert.Fail(aeadBlockCipher.AlgorithmName + " allows no input for AAD and plaintext");
             }
@@ -271,7 +269,7 @@ namespace BouncyCastle.Crypto.Tests
             //    aeadBlockCipher.ProcessAadByte((byte)0);
             //    Assert.Fail("ProcessAadByte(s) cannot be called after encryption/decryption");
             //}
-            //catch (ArgumentException e)
+            //catch (ArgumentException)
             //{
             //    //expected
             //}
@@ -280,7 +278,7 @@ namespace BouncyCastle.Crypto.Tests
             //    aeadBlockCipher.ProcessAadBytes(new byte[] { 0 }, 0, 1);
             //    Assert.Fail("ProcessAadByte(s) cannot be called once only");
             //}
-            //catch (ArgumentException e)
+            //catch (ArgumentException)
             //{
             //    //expected
             //}
@@ -291,7 +289,7 @@ namespace BouncyCastle.Crypto.Tests
                 aeadBlockCipher.ProcessAadBytes(new byte[] { 0 }, 1, 1);
                 Assert.Fail("input for ProcessAadBytes is too short");
             }
-            catch (DataLengthException e)
+            catch (DataLengthException)
             {
                 //expected
             }
@@ -300,7 +298,7 @@ namespace BouncyCastle.Crypto.Tests
                 aeadBlockCipher.ProcessBytes(new byte[] { 0 }, 1, 1, c1, 0);
                 Assert.Fail("input for ProcessBytes is too short");
             }
-            catch (DataLengthException e)
+            catch (DataLengthException)
             {
                 //expected
             }
@@ -309,7 +307,7 @@ namespace BouncyCastle.Crypto.Tests
             //    aeadBlockCipher.ProcessBytes(new byte[blocksize], 0, blocksize, new byte[blocksize], blocksize >> 1);
             //    Assert.Fail("output for ProcessBytes is too short");
             //}
-            //catch (OutputLengthException e)
+            //catch (OutputLengthException)
             //{
             //    //expected
             //}
@@ -318,7 +316,7 @@ namespace BouncyCastle.Crypto.Tests
                 aeadBlockCipher.DoFinal(new byte[2], 2);
                 Assert.Fail("output for dofinal is too short");
             }
-            catch (DataLengthException e)
+            catch (DataLengthException)
             {
                 //expected
             }
@@ -378,7 +376,7 @@ namespace BouncyCastle.Crypto.Tests
                 aeadBlockCipher.DoFinal(m4, offset);
                 Assert.Fail("The decryption should fail");
             }
-            catch (ArgumentException e)
+            catch (ArgumentException)
             {
                 //expected;
             }
@@ -479,7 +477,7 @@ namespace BouncyCastle.Crypto.Tests
                 digest.BlockUpdate(new byte[1], 1, 1);
                 Assert.Fail(digest.AlgorithmName + ": input for update is too short");
             }
-            catch (DataLengthException e)
+            catch (DataLengthException)
             {
                 //expected
             }
@@ -488,7 +486,7 @@ namespace BouncyCastle.Crypto.Tests
                 digest.DoFinal(new byte[digest.GetDigestSize() - 1], 2);
                 Assert.Fail(digest.AlgorithmName + ": output for dofinal is too short");
             }
-            catch (DataLengthException e)
+            catch (DataLengthException)
             {
                 //expected
             }
diff --git a/crypto/test/src/crypto/test/XoodyakTest.cs b/crypto/test/src/crypto/test/XoodyakTest.cs
index 998478c4d..de0988b0e 100644
--- a/crypto/test/src/crypto/test/XoodyakTest.cs
+++ b/crypto/test/src/crypto/test/XoodyakTest.cs
@@ -42,7 +42,6 @@ namespace BouncyCastle.Crypto.Tests
             {
                 string line;
                 string[] data;
-                byte[] ptByte, adByte;
                 byte[] rv;
                 Dictionary<string, string> map = new Dictionary<string, string>();
                 while ((line = src.ReadLine()) != null)
@@ -104,15 +103,13 @@ namespace BouncyCastle.Crypto.Tests
         private void testVectorsHash()
         {
             XoodyakDigest xoodyak = new XoodyakDigest();
-            ICipherParameters param;
             var buf = new Dictionary<string, string>();
             //TestSampler sampler = new TestSampler();
             using (var src = new StreamReader(SimpleTest.GetTestDataAsStream("crypto.xoodyak.LWC_HASH_KAT_256.txt")))
             {
                 string line;
                 string[] data;
-                byte[] ptByte, adByte;
-                byte[] rv;
+                byte[] ptByte;
                 Dictionary<string, string> map = new Dictionary<string, string>();
                 while ((line = src.ReadLine()) != null)
                 {
@@ -157,7 +154,7 @@ namespace BouncyCastle.Crypto.Tests
                 aeadBlockCipher.ProcessBytes(m, 0, m.Length, c1, 0);
                 Assert.Fail(aeadBlockCipher.AlgorithmName + " need to be initialed before ProcessBytes");
             }
-            catch (ArgumentException e)
+            catch (ArgumentException)
             {
                 //expected
             }
@@ -167,7 +164,7 @@ namespace BouncyCastle.Crypto.Tests
                 aeadBlockCipher.ProcessByte((byte)0, c1, 0);
                 Assert.Fail(aeadBlockCipher.AlgorithmName + " need to be initialed before ProcessByte");
             }
-            catch (ArgumentException e)
+            catch (ArgumentException)
             {
                 //expected
             }
@@ -177,7 +174,7 @@ namespace BouncyCastle.Crypto.Tests
                 aeadBlockCipher.Reset();
                 Assert.Fail(aeadBlockCipher.AlgorithmName + " need to be initialed before reset");
             }
-            catch (ArgumentException e)
+            catch (ArgumentException)
             {
                 //expected
             }
@@ -187,7 +184,7 @@ namespace BouncyCastle.Crypto.Tests
                 aeadBlockCipher.DoFinal(c1, m.Length);
                 Assert.Fail(aeadBlockCipher.AlgorithmName + " need to be initialed before dofinal");
             }
-            catch (ArgumentException e)
+            catch (ArgumentException)
             {
                 //expected
             }
@@ -198,7 +195,7 @@ namespace BouncyCastle.Crypto.Tests
                 aeadBlockCipher.GetOutputSize(0);
                 aeadBlockCipher.GetUpdateOutputSize(0);
             }
-            catch (ArgumentException e)
+            catch (ArgumentException)
             {
                 //expected
                 Assert.Fail(aeadBlockCipher.AlgorithmName + " functions can be called before initialisation");
@@ -214,7 +211,7 @@ namespace BouncyCastle.Crypto.Tests
                 aeadBlockCipher.Init(true, new ParametersWithIV(new KeyParameter(k1), iv));
                 Assert.Fail(aeadBlockCipher.AlgorithmName + " k size does not match");
             }
-            catch (ArgumentException e)
+            catch (ArgumentException)
             {
                 //expected
             }
@@ -223,7 +220,7 @@ namespace BouncyCastle.Crypto.Tests
                 aeadBlockCipher.Init(true, new ParametersWithIV(new KeyParameter(k), iv1));
                 Assert.Fail(aeadBlockCipher.AlgorithmName + "iv size does not match");
             }
-            catch (ArgumentException e)
+            catch (ArgumentException)
             {
                 //expected
             }
@@ -234,7 +231,7 @@ namespace BouncyCastle.Crypto.Tests
             {
                 aeadBlockCipher.DoFinal(c1, m.Length);
             }
-            catch (Exception e)
+            catch (Exception)
             {
                 Assert.Fail(aeadBlockCipher.AlgorithmName + " allows no input for AAD and plaintext");
             }
@@ -261,7 +258,7 @@ namespace BouncyCastle.Crypto.Tests
                 aeadBlockCipher.ProcessAadByte((byte)0);
                 Assert.Fail("ProcessAadByte(s) cannot be called after encryption/decryption");
             }
-            catch (ArgumentException e)
+            catch (ArgumentException)
             {
                 //expected
             }
@@ -270,7 +267,7 @@ namespace BouncyCastle.Crypto.Tests
                 aeadBlockCipher.ProcessAadBytes(new byte[] { 0 }, 0, 1);
                 Assert.Fail("ProcessAadByte(s) cannot be called once only");
             }
-            catch (ArgumentException e)
+            catch (ArgumentException)
             {
                 //expected
             }
@@ -281,7 +278,7 @@ namespace BouncyCastle.Crypto.Tests
                 aeadBlockCipher.ProcessAadBytes(new byte[] { 0 }, 1, 1);
                 Assert.Fail("input for ProcessAadBytes is too short");
             }
-            catch (DataLengthException e)
+            catch (DataLengthException)
             {
                 //expected
             }
@@ -290,7 +287,7 @@ namespace BouncyCastle.Crypto.Tests
                 aeadBlockCipher.ProcessBytes(new byte[] { 0 }, 1, 1, c1, 0);
                 Assert.Fail("input for ProcessBytes is too short");
             }
-            catch (DataLengthException e)
+            catch (DataLengthException)
             {
                 //expected
             }
@@ -299,7 +296,7 @@ namespace BouncyCastle.Crypto.Tests
                 aeadBlockCipher.ProcessBytes(new byte[blocksize], 0, blocksize, new byte[blocksize], blocksize >> 1);
                 Assert.Fail("output for ProcessBytes is too short");
             }
-            catch (OutputLengthException e)
+            catch (OutputLengthException)
             {
                 //expected
             }
@@ -308,7 +305,7 @@ namespace BouncyCastle.Crypto.Tests
                 aeadBlockCipher.DoFinal(new byte[2], 2);
                 Assert.Fail("output for dofinal is too short");
             }
-            catch (DataLengthException e)
+            catch (DataLengthException)
             {
                 //expected
             }
@@ -368,7 +365,7 @@ namespace BouncyCastle.Crypto.Tests
                 aeadBlockCipher.DoFinal(m4, offset);
                 Assert.Fail("The decryption should fail");
             }
-            catch (ArgumentException e)
+            catch (ArgumentException)
             {
                 //expected;
             }
@@ -469,7 +466,7 @@ namespace BouncyCastle.Crypto.Tests
                 digest.BlockUpdate(new byte[1], 1, 1);
                 Assert.Fail(digest.AlgorithmName + ": input for update is too short");
             }
-            catch (DataLengthException e)
+            catch (DataLengthException)
             {
                 //expected
             }
@@ -478,7 +475,7 @@ namespace BouncyCastle.Crypto.Tests
                 digest.DoFinal(new byte[digest.GetDigestSize() - 1], 2);
                 Assert.Fail(digest.AlgorithmName + ": output for dofinal is too short");
             }
-            catch (DataLengthException e)
+            catch (DataLengthException)
             {
                 //expected
             }

 

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