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authorPeter Dettman <peter.dettman@bouncycastle.org>2018-02-04 12:39:18 +0700
committerPeter Dettman <peter.dettman@bouncycastle.org>2018-02-04 12:39:18 +0700
commit287feab71c83b2ff6d0cbb679179dd44e097f3a4 (patch)
tree1290cdb4c20f66e780cd4685f666a5c3fb16ac19
parentPerf. opts. in GCMBlockCipher (diff)
downloadBouncyCastle.NET-ed25519-287feab71c83b2ff6d0cbb679179dd44e097f3a4.tar.xz
Reformat
-rw-r--r--crypto/src/security/DotNetUtilities.cs364
1 files changed, 178 insertions, 186 deletions
diff --git a/crypto/src/security/DotNetUtilities.cs b/crypto/src/security/DotNetUtilities.cs
index 69322b549..ef9322801 100644
--- a/crypto/src/security/DotNetUtilities.cs
+++ b/crypto/src/security/DotNetUtilities.cs
@@ -9,165 +9,157 @@ using Org.BouncyCastle.Asn1.X509;
 using Org.BouncyCastle.Crypto;
 using Org.BouncyCastle.Crypto.Parameters;
 using Org.BouncyCastle.Math;
-using Org.BouncyCastle.Utilities;
 using Org.BouncyCastle.X509;
 
 namespace Org.BouncyCastle.Security
 {
-	/// <summary>
-	/// A class containing methods to interface the BouncyCastle world to the .NET Crypto world.
-	/// </summary>
-	public sealed class DotNetUtilities
-	{
-		private DotNetUtilities()
-		{
-		}
-
-		/// <summary>
-		/// Create an System.Security.Cryptography.X509Certificate from an X509Certificate Structure.
-		/// </summary>
-		/// <param name="x509Struct"></param>
-		/// <returns>A System.Security.Cryptography.X509Certificate.</returns>
-		public static SystemX509.X509Certificate ToX509Certificate(
-			X509CertificateStructure x509Struct)
-		{
-			return new SystemX509.X509Certificate(x509Struct.GetDerEncoded());
-		}
-
-		public static SystemX509.X509Certificate ToX509Certificate(
-			X509Certificate x509Cert)
-		{
-			return new SystemX509.X509Certificate(x509Cert.GetEncoded());
-		}
-
-		public static X509Certificate FromX509Certificate(
-			SystemX509.X509Certificate x509Cert)
-		{
-			return new X509CertificateParser().ReadCertificate(x509Cert.GetRawCertData());
-		}
-
-		public static AsymmetricCipherKeyPair GetDsaKeyPair(
-			DSA dsa)
-		{
-			return GetDsaKeyPair(dsa.ExportParameters(true));
-		}
-
-		public static AsymmetricCipherKeyPair GetDsaKeyPair(
-			DSAParameters dp)
-		{
-			DsaValidationParameters validationParameters = (dp.Seed != null)
-				?	new DsaValidationParameters(dp.Seed, dp.Counter)
-				:	null;
-
-			DsaParameters parameters = new DsaParameters(
-				new BigInteger(1, dp.P),
-				new BigInteger(1, dp.Q),
-				new BigInteger(1, dp.G),
-				validationParameters);
-
-			DsaPublicKeyParameters pubKey = new DsaPublicKeyParameters(
-				new BigInteger(1, dp.Y),
-				parameters);
-
-			DsaPrivateKeyParameters privKey = new DsaPrivateKeyParameters(
-				new BigInteger(1, dp.X),
-				parameters);
-
-			return new AsymmetricCipherKeyPair(pubKey, privKey);
-		}
-
-		public static DsaPublicKeyParameters GetDsaPublicKey(
-			DSA dsa)
-		{
-			return GetDsaPublicKey(dsa.ExportParameters(false));
-		}
-
-		public static DsaPublicKeyParameters GetDsaPublicKey(
-			DSAParameters dp)
-		{
-			DsaValidationParameters validationParameters = (dp.Seed != null)
-				?	new DsaValidationParameters(dp.Seed, dp.Counter)
-				:	null;
-
-			DsaParameters parameters = new DsaParameters(
-				new BigInteger(1, dp.P),
-				new BigInteger(1, dp.Q),
-				new BigInteger(1, dp.G),
-				validationParameters);
-
-			return new DsaPublicKeyParameters(
-				new BigInteger(1, dp.Y),
-				parameters);
-		}
-
-		public static AsymmetricCipherKeyPair GetRsaKeyPair(
-			RSA rsa)
-		{
-			return GetRsaKeyPair(rsa.ExportParameters(true));
-		}
-
-		public static AsymmetricCipherKeyPair GetRsaKeyPair(
-			RSAParameters rp)
-		{
-			BigInteger modulus = new BigInteger(1, rp.Modulus);
-			BigInteger pubExp = new BigInteger(1, rp.Exponent);
-
-			RsaKeyParameters pubKey = new RsaKeyParameters(
-				false,
-				modulus,
-				pubExp);
-
-			RsaPrivateCrtKeyParameters privKey = new RsaPrivateCrtKeyParameters(
-				modulus,
-				pubExp,
-				new BigInteger(1, rp.D),
-				new BigInteger(1, rp.P),
-				new BigInteger(1, rp.Q),
-				new BigInteger(1, rp.DP),
-				new BigInteger(1, rp.DQ),
-				new BigInteger(1, rp.InverseQ));
-
-			return new AsymmetricCipherKeyPair(pubKey, privKey);
-		}
-
-		public static RsaKeyParameters GetRsaPublicKey(
-			RSA rsa)
-		{
-			return GetRsaPublicKey(rsa.ExportParameters(false));
-		}
-
-		public static RsaKeyParameters GetRsaPublicKey(
-			RSAParameters rp)
-		{
-			return new RsaKeyParameters(
-				false,
-				new BigInteger(1, rp.Modulus),
-				new BigInteger(1, rp.Exponent));
-		}
-
-		public static AsymmetricCipherKeyPair GetKeyPair(AsymmetricAlgorithm privateKey)
-		{
-			if (privateKey is DSA)
-			{
-				return GetDsaKeyPair((DSA)privateKey);
-			}
-
-			if (privateKey is RSA)
-			{
-				return GetRsaKeyPair((RSA)privateKey);
-			}
-
-			throw new ArgumentException("Unsupported algorithm specified", "privateKey");
-		}
-
-		public static RSA ToRSA(RsaKeyParameters rsaKey)
-		{
+    /// <summary>
+    /// A class containing methods to interface the BouncyCastle world to the .NET Crypto world.
+    /// </summary>
+    public sealed class DotNetUtilities
+    {
+        private DotNetUtilities()
+        {
+        }
+
+        /// <summary>
+        /// Create an System.Security.Cryptography.X509Certificate from an X509Certificate Structure.
+        /// </summary>
+        /// <param name="x509Struct"></param>
+        /// <returns>A System.Security.Cryptography.X509Certificate.</returns>
+        public static SystemX509.X509Certificate ToX509Certificate(
+            X509CertificateStructure x509Struct)
+        {
+            return new SystemX509.X509Certificate(x509Struct.GetDerEncoded());
+        }
+
+        public static SystemX509.X509Certificate ToX509Certificate(
+            X509Certificate x509Cert)
+        {
+            return new SystemX509.X509Certificate(x509Cert.GetEncoded());
+        }
+
+        public static X509Certificate FromX509Certificate(
+            SystemX509.X509Certificate x509Cert)
+        {
+            return new X509CertificateParser().ReadCertificate(x509Cert.GetRawCertData());
+        }
+
+        public static AsymmetricCipherKeyPair GetDsaKeyPair(DSA dsa)
+        {
+            return GetDsaKeyPair(dsa.ExportParameters(true));
+        }
+
+        public static AsymmetricCipherKeyPair GetDsaKeyPair(DSAParameters dp)
+        {
+            DsaValidationParameters validationParameters = (dp.Seed != null)
+                ? new DsaValidationParameters(dp.Seed, dp.Counter)
+                : null;
+
+            DsaParameters parameters = new DsaParameters(
+                new BigInteger(1, dp.P),
+                new BigInteger(1, dp.Q),
+                new BigInteger(1, dp.G),
+                validationParameters);
+
+            DsaPublicKeyParameters pubKey = new DsaPublicKeyParameters(
+                new BigInteger(1, dp.Y),
+                parameters);
+
+            DsaPrivateKeyParameters privKey = new DsaPrivateKeyParameters(
+                new BigInteger(1, dp.X),
+                parameters);
+
+            return new AsymmetricCipherKeyPair(pubKey, privKey);
+        }
+
+        public static DsaPublicKeyParameters GetDsaPublicKey(DSA dsa)
+        {
+            return GetDsaPublicKey(dsa.ExportParameters(false));
+        }
+
+        public static DsaPublicKeyParameters GetDsaPublicKey(DSAParameters dp)
+        {
+            DsaValidationParameters validationParameters = (dp.Seed != null)
+                ? new DsaValidationParameters(dp.Seed, dp.Counter)
+                : null;
+
+            DsaParameters parameters = new DsaParameters(
+                new BigInteger(1, dp.P),
+                new BigInteger(1, dp.Q),
+                new BigInteger(1, dp.G),
+                validationParameters);
+
+            return new DsaPublicKeyParameters(
+                new BigInteger(1, dp.Y),
+                parameters);
+        }
+
+        public static AsymmetricCipherKeyPair GetRsaKeyPair(RSA rsa)
+        {
+            return GetRsaKeyPair(rsa.ExportParameters(true));
+        }
+
+        public static AsymmetricCipherKeyPair GetRsaKeyPair(RSAParameters rp)
+        {
+            BigInteger modulus = new BigInteger(1, rp.Modulus);
+            BigInteger pubExp = new BigInteger(1, rp.Exponent);
+
+            RsaKeyParameters pubKey = new RsaKeyParameters(
+                false,
+                modulus,
+                pubExp);
+
+            RsaPrivateCrtKeyParameters privKey = new RsaPrivateCrtKeyParameters(
+                modulus,
+                pubExp,
+                new BigInteger(1, rp.D),
+                new BigInteger(1, rp.P),
+                new BigInteger(1, rp.Q),
+                new BigInteger(1, rp.DP),
+                new BigInteger(1, rp.DQ),
+                new BigInteger(1, rp.InverseQ));
+
+            return new AsymmetricCipherKeyPair(pubKey, privKey);
+        }
+
+        public static RsaKeyParameters GetRsaPublicKey(RSA rsa)
+        {
+            return GetRsaPublicKey(rsa.ExportParameters(false));
+        }
+
+        public static RsaKeyParameters GetRsaPublicKey(
+            RSAParameters rp)
+        {
+            return new RsaKeyParameters(
+                false,
+                new BigInteger(1, rp.Modulus),
+                new BigInteger(1, rp.Exponent));
+        }
+
+        public static AsymmetricCipherKeyPair GetKeyPair(AsymmetricAlgorithm privateKey)
+        {
+            if (privateKey is DSA)
+            {
+                return GetDsaKeyPair((DSA)privateKey);
+            }
+
+            if (privateKey is RSA)
+            {
+                return GetRsaKeyPair((RSA)privateKey);
+            }
+
+            throw new ArgumentException("Unsupported algorithm specified", "privateKey");
+        }
+
+        public static RSA ToRSA(RsaKeyParameters rsaKey)
+        {
             // TODO This appears to not work for private keys (when no CRT info)
             return CreateRSAProvider(ToRSAParameters(rsaKey));
         }
 
-		public static RSA ToRSA(RsaPrivateCrtKeyParameters privKey)
-		{
+        public static RSA ToRSA(RsaPrivateCrtKeyParameters privKey)
+        {
             return CreateRSAProvider(ToRSAParameters(privKey));
         }
 
@@ -177,29 +169,29 @@ namespace Org.BouncyCastle.Security
         }
 
         public static RSAParameters ToRSAParameters(RsaKeyParameters rsaKey)
-		{
-			RSAParameters rp = new RSAParameters();
-			rp.Modulus = rsaKey.Modulus.ToByteArrayUnsigned();
-			if (rsaKey.IsPrivate)
-				rp.D = ConvertRSAParametersField(rsaKey.Exponent, rp.Modulus.Length);
-			else
-				rp.Exponent = rsaKey.Exponent.ToByteArrayUnsigned();
-			return rp;
-		}
-
-		public static RSAParameters ToRSAParameters(RsaPrivateCrtKeyParameters privKey)
-		{
-			RSAParameters rp = new RSAParameters();
-			rp.Modulus = privKey.Modulus.ToByteArrayUnsigned();
-			rp.Exponent = privKey.PublicExponent.ToByteArrayUnsigned();
-			rp.P = privKey.P.ToByteArrayUnsigned();
-			rp.Q = privKey.Q.ToByteArrayUnsigned();
-			rp.D = ConvertRSAParametersField(privKey.Exponent, rp.Modulus.Length);
-			rp.DP = ConvertRSAParametersField(privKey.DP, rp.P.Length);
-			rp.DQ = ConvertRSAParametersField(privKey.DQ, rp.Q.Length);
-			rp.InverseQ = ConvertRSAParametersField(privKey.QInv, rp.Q.Length);
-			return rp;
-		}
+        {
+            RSAParameters rp = new RSAParameters();
+            rp.Modulus = rsaKey.Modulus.ToByteArrayUnsigned();
+            if (rsaKey.IsPrivate)
+                rp.D = ConvertRSAParametersField(rsaKey.Exponent, rp.Modulus.Length);
+            else
+                rp.Exponent = rsaKey.Exponent.ToByteArrayUnsigned();
+            return rp;
+        }
+
+        public static RSAParameters ToRSAParameters(RsaPrivateCrtKeyParameters privKey)
+        {
+            RSAParameters rp = new RSAParameters();
+            rp.Modulus = privKey.Modulus.ToByteArrayUnsigned();
+            rp.Exponent = privKey.PublicExponent.ToByteArrayUnsigned();
+            rp.P = privKey.P.ToByteArrayUnsigned();
+            rp.Q = privKey.Q.ToByteArrayUnsigned();
+            rp.D = ConvertRSAParametersField(privKey.Exponent, rp.Modulus.Length);
+            rp.DP = ConvertRSAParametersField(privKey.DP, rp.P.Length);
+            rp.DQ = ConvertRSAParametersField(privKey.DQ, rp.Q.Length);
+            rp.InverseQ = ConvertRSAParametersField(privKey.QInv, rp.Q.Length);
+            return rp;
+        }
 
         public static RSAParameters ToRSAParameters(RsaPrivateKeyStructure privKey)
         {
@@ -216,20 +208,20 @@ namespace Org.BouncyCastle.Security
         }
 
         // TODO Move functionality to more general class
-		private static byte[] ConvertRSAParametersField(BigInteger n, int size)
-		{
-			byte[] bs = n.ToByteArrayUnsigned();
+        private static byte[] ConvertRSAParametersField(BigInteger n, int size)
+        {
+            byte[] bs = n.ToByteArrayUnsigned();
 
-			if (bs.Length == size)
-				return bs;
+            if (bs.Length == size)
+                return bs;
 
-			if (bs.Length > size)
-				throw new ArgumentException("Specified size too small", "size");
+            if (bs.Length > size)
+                throw new ArgumentException("Specified size too small", "size");
 
-			byte[] padded = new byte[size];
-			Array.Copy(bs, 0, padded, size - bs.Length, bs.Length);
-			return padded;
-		}
+            byte[] padded = new byte[size];
+            Array.Copy(bs, 0, padded, size - bs.Length, bs.Length);
+            return padded;
+        }
 
         private static RSA CreateRSAProvider(RSAParameters rp)
         {
@@ -239,7 +231,7 @@ namespace Org.BouncyCastle.Security
             rsaCsp.ImportParameters(rp);
             return rsaCsp;
         }
-	}
+    }
 }
 
 #endif