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Assets/BestHTTP/SecureProtocol/crypto/parameters/MqvPrivateParameters.cs

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+#if !BESTHTTP_DISABLE_ALTERNATE_SSL && (!UNITY_WEBGL || UNITY_EDITOR)
+
+using System;
+
+namespace Org.BouncyCastle.Crypto.Parameters
+{
+	public class MqvPrivateParameters
+		: ICipherParameters
+	{
+		private readonly ECPrivateKeyParameters staticPrivateKey;
+		private readonly ECPrivateKeyParameters ephemeralPrivateKey;
+		private readonly ECPublicKeyParameters ephemeralPublicKey;
+		
+		public MqvPrivateParameters(
+			ECPrivateKeyParameters	staticPrivateKey,
+			ECPrivateKeyParameters	ephemeralPrivateKey)
+			: this(staticPrivateKey, ephemeralPrivateKey, null)
+		{
+		}
+
+		public MqvPrivateParameters(
+			ECPrivateKeyParameters	staticPrivateKey,
+			ECPrivateKeyParameters	ephemeralPrivateKey,
+			ECPublicKeyParameters	ephemeralPublicKey)
+		{
+            if (staticPrivateKey == null)
+                throw new ArgumentNullException("staticPrivateKey");
+            if (ephemeralPrivateKey == null)
+                throw new ArgumentNullException("ephemeralPrivateKey");
+
+            ECDomainParameters parameters = staticPrivateKey.Parameters;
+            if (!parameters.Equals(ephemeralPrivateKey.Parameters))
+                throw new ArgumentException("Static and ephemeral private keys have different domain parameters");
+
+            if (ephemeralPublicKey == null)
+            {
+                ephemeralPublicKey = new ECPublicKeyParameters(
+                    parameters.G.Multiply(ephemeralPrivateKey.D),
+                    parameters);
+            }
+            else if (!parameters.Equals(ephemeralPublicKey.Parameters))
+            {
+                throw new ArgumentException("Ephemeral public key has different domain parameters");
+            }
+
+            this.staticPrivateKey = staticPrivateKey;
+            this.ephemeralPrivateKey = ephemeralPrivateKey;
+            this.ephemeralPublicKey = ephemeralPublicKey;
+		}
+
+        public virtual ECPrivateKeyParameters StaticPrivateKey
+		{
+			get { return staticPrivateKey; }
+		}
+
+        public virtual ECPrivateKeyParameters EphemeralPrivateKey
+		{
+			get { return ephemeralPrivateKey; }
+		}
+
+        public virtual ECPublicKeyParameters EphemeralPublicKey
+		{
+			get { return ephemeralPublicKey; }
+		}
+	}
+}
+
+#endif