Initial Commit

iTechSharp/srcbc/crypto/parameters/DsaParameters.cs

@@ -0,0 +1,85 @@
+using System;
+
+using Org.BouncyCastle.Math;
+
+namespace Org.BouncyCastle.Crypto.Parameters
+{
+    public class DsaParameters
+		: ICipherParameters
+    {
+        private readonly BigInteger p, q , g;
+        private readonly DsaValidationParameters validation;
+
+		public DsaParameters(
+            BigInteger	p,
+            BigInteger	q,
+            BigInteger	g)
+			: this(p, q, g, null)
+        {
+        }
+
+		public DsaParameters(
+            BigInteger				p,
+            BigInteger				q,
+            BigInteger				g,
+            DsaValidationParameters	parameters)
+        {
+			if (p == null)
+				throw new ArgumentNullException("p");
+			if (q == null)
+				throw new ArgumentNullException("q");
+			if (g == null)
+				throw new ArgumentNullException("g");
+
+			this.p = p;
+            this.q = q;
+			this.g = g;
+			this.validation = parameters;
+        }
+
+        public BigInteger P
+        {
+            get { return p; }
+        }
+
+		public BigInteger Q
+        {
+            get { return q; }
+        }
+
+		public BigInteger G
+        {
+            get { return g; }
+        }
+
+		public DsaValidationParameters ValidationParameters
+        {
+			get { return validation; }
+        }
+
+		public override bool Equals(
+			object obj)
+        {
+			if (obj == this)
+				return true;
+
+			DsaParameters other = obj as DsaParameters;
+
+			if (other == null)
+				return false;
+
+			return Equals(other);
+        }
+
+		protected bool Equals(
+			DsaParameters other)
+		{
+			return p.Equals(other.p) && q.Equals(other.q) && g.Equals(other.g);
+		}
+
+		public override int GetHashCode()
+        {
+			return p.GetHashCode() ^ q.GetHashCode() ^ g.GetHashCode();
+        }
+    }
+}