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authorPeter Dettman <peter.dettman@bouncycastle.org>2022-09-12 19:55:32 +0700
committerPeter Dettman <peter.dettman@bouncycastle.org>2022-09-12 19:55:32 +0700
commita07a920f0e68f9234d8c4a29857ffbf4b106b7cd (patch)
treec9771154704b2cebf5d8bd398f1759b265caf750
parentMark some classes sealed (diff)
downloadBouncyCastle.NET-ed25519-a07a920f0e68f9234d8c4a29857ffbf4b106b7cd.tar.xz
GetUnderlyingCipher() => UnderlyingCipher
Diffstat
-rw-r--r--crypto/src/crypto/encodings/ISO9796d1Encoding.cs26


-rw-r--r--crypto/src/crypto/encodings/OaepEncoding.cs21


-rw-r--r--crypto/src/crypto/encodings/Pkcs1Encoding.cs18


-rw-r--r--crypto/src/crypto/macs/GMac.cs2


-rw-r--r--crypto/src/crypto/modes/CcmBlockCipher.cs40


-rw-r--r--crypto/src/crypto/modes/EAXBlockCipher.cs34


-rw-r--r--crypto/src/crypto/modes/GCMBlockCipher.cs10


-rw-r--r--crypto/src/crypto/modes/GcmSivBlockCipher.cs21


-rw-r--r--crypto/src/crypto/modes/IAeadBlockCipher.cs2


-rw-r--r--crypto/src/crypto/modes/KCcmBlockCipher.cs13


-rw-r--r--crypto/src/crypto/modes/OCBBlockCipher.cs18


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


-rw-r--r--crypto/test/src/crypto/test/RsaTest.cs6


13 files changed, 65 insertions, 150 deletions
diff --git a/crypto/src/crypto/encodings/ISO9796d1Encoding.cs b/crypto/src/crypto/encodings/ISO9796d1Encoding.cs
index 30e988356..c08de1f9a 100644
--- a/crypto/src/crypto/encodings/ISO9796d1Encoding.cs
+++ b/crypto/src/crypto/encodings/ISO9796d1Encoding.cs
@@ -29,31 +29,21 @@ namespace Org.BouncyCastle.Crypto.Encodings
 		private int padBits = 0;
 		private BigInteger modulus;
 
-		public ISO9796d1Encoding(
-			IAsymmetricBlockCipher   cipher)
+		public ISO9796d1Encoding(IAsymmetricBlockCipher cipher)
 		{
 			this.engine = cipher;
 		}
 
-		public string AlgorithmName
-		{
-			get { return engine.AlgorithmName + "/ISO9796-1Padding"; }
-		}
+		public string AlgorithmName => engine.AlgorithmName + "/ISO9796-1Padding";
 
-		public IAsymmetricBlockCipher GetUnderlyingCipher()
-		{
-			return engine;
-		}
+		public IAsymmetricBlockCipher UnderlyingCipher => engine;
 
-		public void Init(
-			bool				forEncryption,
-			ICipherParameters	parameters)
-		{
-			RsaKeyParameters kParam;
-			if (parameters is ParametersWithRandom)
+        public void Init(bool forEncryption, ICipherParameters parameters)
+        {
+            RsaKeyParameters kParam;
+			if (parameters is ParametersWithRandom withRandom)
 			{
-				ParametersWithRandom rParam = (ParametersWithRandom)parameters;
-				kParam = (RsaKeyParameters)rParam.Parameters;
+				kParam = (RsaKeyParameters)withRandom.Parameters;
 			}
 			else
 			{
diff --git a/crypto/src/crypto/encodings/OaepEncoding.cs b/crypto/src/crypto/encodings/OaepEncoding.cs
index f3550b9cd..af83a6f77 100644
--- a/crypto/src/crypto/encodings/OaepEncoding.cs
+++ b/crypto/src/crypto/encodings/OaepEncoding.cs
@@ -62,31 +62,22 @@ namespace Org.BouncyCastle.Crypto.Encodings
             hash.DoFinal(defHash, 0);
         }
 
-        public IAsymmetricBlockCipher GetUnderlyingCipher()
-        {
-            return engine;
-        }
+        public string AlgorithmName => engine.AlgorithmName + "/OAEPPadding";
 
-        public string AlgorithmName
-        {
-            get { return engine.AlgorithmName + "/OAEPPadding"; }
-        }
+        public IAsymmetricBlockCipher UnderlyingCipher => engine;
 
-        public void Init(
-            bool				forEncryption,
-            ICipherParameters	param)
+        public void Init(bool forEncryption, ICipherParameters parameters)
         {
-            if (param is ParametersWithRandom)
+            if (parameters is ParametersWithRandom withRandom)
             {
-                ParametersWithRandom rParam = (ParametersWithRandom)param;
-                this.random = rParam.Random;
+                this.random = withRandom.Random;
             }
             else
             {
                 this.random = new SecureRandom();
             }
 
-            engine.Init(forEncryption, param);
+            engine.Init(forEncryption, parameters);
 
             this.forEncryption = forEncryption;
         }
diff --git a/crypto/src/crypto/encodings/Pkcs1Encoding.cs b/crypto/src/crypto/encodings/Pkcs1Encoding.cs
index 53c046a8a..5faf7f385 100644
--- a/crypto/src/crypto/encodings/Pkcs1Encoding.cs
+++ b/crypto/src/crypto/encodings/Pkcs1Encoding.cs
@@ -96,25 +96,17 @@ namespace Org.BouncyCastle.Crypto.Encodings
             this.pLen = fallback.Length;
         }
 
-        public IAsymmetricBlockCipher GetUnderlyingCipher()
-        {
-            return engine;
-        }
+        public string AlgorithmName => engine.AlgorithmName + "/PKCS1Padding";
 
-        public string AlgorithmName
-        {
-            get { return engine.AlgorithmName + "/PKCS1Padding"; }
-        }
+        public IAsymmetricBlockCipher UnderlyingCipher => engine;
 
         public void Init(bool forEncryption, ICipherParameters parameters)
         {
             AsymmetricKeyParameter kParam;
-            if (parameters is ParametersWithRandom)
+            if (parameters is ParametersWithRandom withRandom)
             {
-                ParametersWithRandom rParam = (ParametersWithRandom)parameters;
-
-                this.random = rParam.Random;
-                kParam = (AsymmetricKeyParameter)rParam.Parameters;
+                this.random = withRandom.Random;
+                kParam = (AsymmetricKeyParameter)withRandom.Parameters;
             }
             else
             {
diff --git a/crypto/src/crypto/macs/GMac.cs b/crypto/src/crypto/macs/GMac.cs
index e1555f1e6..78c51b1ec 100644
--- a/crypto/src/crypto/macs/GMac.cs
+++ b/crypto/src/crypto/macs/GMac.cs
@@ -68,7 +68,7 @@ namespace Org.BouncyCastle.Crypto.Macs
 
         public string AlgorithmName
         {
-            get { return cipher.GetUnderlyingCipher().AlgorithmName + "-GMAC"; }
+            get { return cipher.UnderlyingCipher.AlgorithmName + "-GMAC"; }
         }
 
         public int GetMacSize()
diff --git a/crypto/src/crypto/modes/CcmBlockCipher.cs b/crypto/src/crypto/modes/CcmBlockCipher.cs
index fdd664a32..3569ac2b7 100644
--- a/crypto/src/crypto/modes/CcmBlockCipher.cs
+++ b/crypto/src/crypto/modes/CcmBlockCipher.cs
@@ -49,35 +49,26 @@ namespace Org.BouncyCastle.Crypto.Modes
         *
         * @return the underlying block cipher that we are wrapping.
         */
-        public virtual IBlockCipher GetUnderlyingCipher()
-        {
-            return cipher;
-        }
+        public virtual IBlockCipher UnderlyingCipher => cipher;
 
-        public virtual void Init(
-            bool				forEncryption,
-            ICipherParameters	parameters)
+        public virtual void Init(bool forEncryption, ICipherParameters parameters)
         {
             this.forEncryption = forEncryption;
 
             ICipherParameters cipherParameters;
-            if (parameters is AeadParameters)
+            if (parameters is AeadParameters aeadParameters)
             {
-                AeadParameters param = (AeadParameters) parameters;
-
-                nonce = param.GetNonce();
-                initialAssociatedText = param.GetAssociatedText();
-                macSize = GetMacSize(forEncryption, param.MacSize);
-                cipherParameters = param.Key;
+                nonce = aeadParameters.GetNonce();
+                initialAssociatedText = aeadParameters.GetAssociatedText();
+                macSize = GetMacSize(forEncryption, aeadParameters.MacSize);
+                cipherParameters = aeadParameters.Key;
             }
-            else if (parameters is ParametersWithIV)
+            else if (parameters is ParametersWithIV parametersWithIV)
             {
-                ParametersWithIV param = (ParametersWithIV) parameters;
-
-                nonce = param.GetIV();
+                nonce = parametersWithIV.GetIV();
                 initialAssociatedText = null;
                 macSize = GetMacSize(forEncryption, 64);
-                cipherParameters = param.Parameters;
+                cipherParameters = parametersWithIV.Parameters;
             }
             else
             {
@@ -96,10 +87,7 @@ namespace Org.BouncyCastle.Crypto.Modes
             Reset();
         }
 
-        public virtual string AlgorithmName
-        {
-            get { return cipher.AlgorithmName + "/CCM"; }
-        }
+        public virtual string AlgorithmName => cipher.AlgorithmName + "/CCM";
 
         public virtual int GetBlockSize()
         {
@@ -206,14 +194,12 @@ namespace Org.BouncyCastle.Crypto.Modes
             return Arrays.CopyOfRange(macBlock, 0, macSize);
         }
 
-        public virtual int GetUpdateOutputSize(
-            int len)
+        public virtual int GetUpdateOutputSize(int len)
         {
             return 0;
         }
 
-        public virtual int GetOutputSize(
-            int len)
+        public virtual int GetOutputSize(int len)
         {
             int totalData = Convert.ToInt32(data.Length) + len;
 
diff --git a/crypto/src/crypto/modes/EAXBlockCipher.cs b/crypto/src/crypto/modes/EAXBlockCipher.cs
index acf33ccb7..5d7f05d02 100644
--- a/crypto/src/crypto/modes/EAXBlockCipher.cs
+++ b/crypto/src/crypto/modes/EAXBlockCipher.cs
@@ -59,47 +59,35 @@ namespace Org.BouncyCastle.Crypto.Modes
 			this.cipher = new SicBlockCipher(cipher);
 		}
 
-		public virtual string AlgorithmName
-		{
-			get { return cipher.UnderlyingCipher.AlgorithmName + "/EAX"; }
-		}
+		public virtual string AlgorithmName => cipher.UnderlyingCipher.AlgorithmName + "/EAX";
 
-		public virtual IBlockCipher GetUnderlyingCipher()
-		{
-			return cipher;
-		}
+		public virtual IBlockCipher UnderlyingCipher => cipher;
 
 		public virtual int GetBlockSize()
 		{
 			return cipher.GetBlockSize();
 		}
 
-		public virtual void Init(
-			bool				forEncryption,
-			ICipherParameters	parameters)
+		public virtual void Init(bool forEncryption, ICipherParameters parameters)
 		{
 			this.forEncryption = forEncryption;
 
 			byte[] nonce;
 			ICipherParameters keyParam;
 
-			if (parameters is AeadParameters)
+			if (parameters is AeadParameters aeadParameters)
 			{
-				AeadParameters param = (AeadParameters) parameters;
-
-				nonce = param.GetNonce();
-                initialAssociatedText = param.GetAssociatedText();
-				macSize = param.MacSize / 8;
-				keyParam = param.Key;
+				nonce = aeadParameters.GetNonce();
+                initialAssociatedText = aeadParameters.GetAssociatedText();
+				macSize = aeadParameters.MacSize / 8;
+				keyParam = aeadParameters.Key;
 			}
-			else if (parameters is ParametersWithIV)
+			else if (parameters is ParametersWithIV parametersWithIV)
 			{
-				ParametersWithIV param = (ParametersWithIV) parameters;
-
-				nonce = param.GetIV();
+				nonce = parametersWithIV.GetIV();
                 initialAssociatedText = null;
 				macSize = mac.GetMacSize() / 2;
-				keyParam = param.Parameters;
+				keyParam = parametersWithIV.Parameters;
 			}
 			else
 			{
diff --git a/crypto/src/crypto/modes/GCMBlockCipher.cs b/crypto/src/crypto/modes/GCMBlockCipher.cs
index 538e0e749..c19f5f904 100644
--- a/crypto/src/crypto/modes/GCMBlockCipher.cs
+++ b/crypto/src/crypto/modes/GCMBlockCipher.cs
@@ -86,15 +86,9 @@ namespace Org.BouncyCastle.Crypto.Modes
             this.multiplier = m;
         }
 
-        public string AlgorithmName
-        {
-            get { return cipher.AlgorithmName + "/GCM"; }
-        }
+        public string AlgorithmName => cipher.AlgorithmName + "/GCM";
 
-        public IBlockCipher GetUnderlyingCipher()
-        {
-            return cipher;
-        }
+        public IBlockCipher UnderlyingCipher => cipher;
 
         public int GetBlockSize()
         {
diff --git a/crypto/src/crypto/modes/GcmSivBlockCipher.cs b/crypto/src/crypto/modes/GcmSivBlockCipher.cs
index 2abe5eece..14f908da3 100644
--- a/crypto/src/crypto/modes/GcmSivBlockCipher.cs
+++ b/crypto/src/crypto/modes/GcmSivBlockCipher.cs
@@ -155,10 +155,7 @@ namespace Org.BouncyCastle.Crypto.Modes
             theDataHasher = new GcmSivHasher(this);
         }
 
-        public virtual IBlockCipher GetUnderlyingCipher()
-        {
-            return theCipher;
-        }
+        public virtual IBlockCipher UnderlyingCipher => theCipher;
 
         public virtual int GetBlockSize()
         {
@@ -169,8 +166,8 @@ namespace Org.BouncyCastle.Crypto.Modes
         {
             /* Set defaults */
             byte[] myInitialAEAD = null;
-            byte[] myNonce = null;
-            KeyParameter myKey = null;
+            byte[] myNonce;
+            KeyParameter myKey;
 
             /* Access parameters */
             if (cipherParameters is AeadParameters)
@@ -205,8 +202,7 @@ namespace Org.BouncyCastle.Crypto.Modes
 
             byte[] k = myKey.GetKey();
 
-            if (k.Length != BUFLEN
-            && k.Length != (BUFLEN << 1))
+            if (k.Length != BUFLEN && k.Length != (BUFLEN << 1))
             {
                 throw new ArgumentException("Invalid key");
             }
@@ -217,14 +213,11 @@ namespace Org.BouncyCastle.Crypto.Modes
             theNonce = myNonce;
 
             /* Initialise the keys */
-            deriveKeys(myKey);
+            DeriveKeys(myKey);
             ResetStreams();
         }
 
-        public virtual string AlgorithmName
-        {
-            get { return theCipher.AlgorithmName + "-GCM-SIV"; }
-        }
+        public virtual string AlgorithmName => theCipher.AlgorithmName + "-GCM-SIV";
 
         /**
         * check AEAD status.
@@ -842,7 +835,7 @@ namespace Org.BouncyCastle.Crypto.Modes
         * Derive Keys.
         * @param pKey the keyGeneration key
         */
-        private void deriveKeys(KeyParameter pKey)
+        private void DeriveKeys(KeyParameter pKey)
         {
             /* Create the buffers */
             byte[] myIn = new byte[BUFLEN];
diff --git a/crypto/src/crypto/modes/IAeadBlockCipher.cs b/crypto/src/crypto/modes/IAeadBlockCipher.cs
index ebe5ef234..a4dc0857c 100644
--- a/crypto/src/crypto/modes/IAeadBlockCipher.cs
+++ b/crypto/src/crypto/modes/IAeadBlockCipher.cs
@@ -10,6 +10,6 @@ namespace Org.BouncyCastle.Crypto.Modes
         int GetBlockSize();
 
         /// <summary>The block cipher underlying this algorithm.</summary>
-		IBlockCipher GetUnderlyingCipher();
+		IBlockCipher UnderlyingCipher { get; }
 	}
 }
diff --git a/crypto/src/crypto/modes/KCcmBlockCipher.cs b/crypto/src/crypto/modes/KCcmBlockCipher.cs
index 493bf56e1..a733379cc 100644
--- a/crypto/src/crypto/modes/KCcmBlockCipher.cs
+++ b/crypto/src/crypto/modes/KCcmBlockCipher.cs
@@ -131,23 +131,14 @@ namespace Org.BouncyCastle.Crypto.Modes
             }
         }
 
-        public virtual string AlgorithmName
-        {
-            get
-            {
-                return engine.AlgorithmName + "/KCCM";
-            }
-        }
+        public virtual string AlgorithmName => engine.AlgorithmName + "/KCCM";
 
         public virtual int GetBlockSize()
         {
             return engine.GetBlockSize();
         }
 
-        public virtual IBlockCipher GetUnderlyingCipher()
-        {
-            return engine;
-        }
+        public virtual IBlockCipher UnderlyingCipher => engine;
 
         public virtual void ProcessAadByte(byte input)
         {
diff --git a/crypto/src/crypto/modes/OCBBlockCipher.cs b/crypto/src/crypto/modes/OCBBlockCipher.cs
index ee327f200..9ba60dd49 100644
--- a/crypto/src/crypto/modes/OCBBlockCipher.cs
+++ b/crypto/src/crypto/modes/OCBBlockCipher.cs
@@ -80,15 +80,9 @@ namespace Org.BouncyCastle.Crypto.Modes
             this.mainCipher = mainCipher;
         }
 
-        public virtual IBlockCipher GetUnderlyingCipher()
-        {
-            return mainCipher;
-        }
+        public virtual string AlgorithmName => mainCipher.AlgorithmName + "/OCB";
 
-        public virtual string AlgorithmName
-        {
-            get { return mainCipher.AlgorithmName + "/OCB"; }
-        }
+        public virtual IBlockCipher UnderlyingCipher => mainCipher;
 
         public virtual void Init(bool forEncryption, ICipherParameters parameters)
         {
@@ -99,10 +93,8 @@ namespace Org.BouncyCastle.Crypto.Modes
             KeyParameter keyParameter;
 
             byte[] N;
-            if (parameters is AeadParameters)
+            if (parameters is AeadParameters aeadParameters)
             {
-                AeadParameters aeadParameters = (AeadParameters) parameters;
-
                 N = aeadParameters.GetNonce();
                 initialAssociatedText = aeadParameters.GetAssociatedText();
 
@@ -113,10 +105,8 @@ namespace Org.BouncyCastle.Crypto.Modes
                 macSize = macSizeBits / 8;
                 keyParameter = aeadParameters.Key;
             }
-            else if (parameters is ParametersWithIV)
+            else if (parameters is ParametersWithIV parametersWithIV)
             {
-                ParametersWithIV parametersWithIV = (ParametersWithIV) parameters;
-
                 N = parametersWithIV.GetIV();
                 initialAssociatedText = null;
                 macSize = 16;
diff --git a/crypto/test/src/crypto/test/RSABlindedTest.cs b/crypto/test/src/crypto/test/RSABlindedTest.cs
index b6e8eb0ea..99d4a9deb 100644
--- a/crypto/test/src/crypto/test/RSABlindedTest.cs
+++ b/crypto/test/src/crypto/test/RSABlindedTest.cs
@@ -267,7 +267,7 @@ namespace Org.BouncyCastle.Crypto.Tests
 
 			eng.Init(true, pubParameters);
 
-			if (eng.GetOutputBlockSize() != ((Pkcs1Encoding)eng).GetUnderlyingCipher().GetOutputBlockSize())
+			if (eng.GetOutputBlockSize() != ((Pkcs1Encoding)eng).UnderlyingCipher.GetOutputBlockSize())
 			{
 				Fail("PKCS1 output block size incorrect");
 			}
@@ -300,7 +300,7 @@ namespace Org.BouncyCastle.Crypto.Tests
 			//
 			// PKCS1 - private encrypt, public decrypt
 			//
-			eng = new Pkcs1Encoding(((Pkcs1Encoding)eng).GetUnderlyingCipher());
+			eng = new Pkcs1Encoding(((Pkcs1Encoding)eng).UnderlyingCipher);
 
 			eng.Init(true, privParameters);
 
diff --git a/crypto/test/src/crypto/test/RsaTest.cs b/crypto/test/src/crypto/test/RsaTest.cs
index c8945b49f..3c01baa85 100644
--- a/crypto/test/src/crypto/test/RsaTest.cs
+++ b/crypto/test/src/crypto/test/RsaTest.cs
@@ -398,7 +398,7 @@ namespace Org.BouncyCastle.Crypto.Tests
 		
 			eng.Init(true, encParameters);
 
-			if (eng.GetOutputBlockSize() != ((Pkcs1Encoding)eng).GetUnderlyingCipher().GetOutputBlockSize())
+			if (eng.GetOutputBlockSize() != ((Pkcs1Encoding)eng).UnderlyingCipher.GetOutputBlockSize())
 			{
 				Fail("PKCS1 output block size incorrect");
 			}
@@ -526,7 +526,7 @@ namespace Org.BouncyCastle.Crypto.Tests
 
 			eng.Init(true, pubParameters);
 
-			if (eng.GetOutputBlockSize() != ((Pkcs1Encoding)eng).GetUnderlyingCipher().GetOutputBlockSize())
+			if (eng.GetOutputBlockSize() != ((Pkcs1Encoding)eng).UnderlyingCipher.GetOutputBlockSize())
 			{
 				Fail("PKCS1 output block size incorrect");
 			}
@@ -594,7 +594,7 @@ namespace Org.BouncyCastle.Crypto.Tests
             //
             // PKCS1 - private encrypt, public decrypt
             //
-            eng = new Pkcs1Encoding(((Pkcs1Encoding)eng).GetUnderlyingCipher());
+            eng = new Pkcs1Encoding(((Pkcs1Encoding)eng).UnderlyingCipher);
 
 			eng.Init(true, privParameters);
 

 

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