Initial Commit

iTechSharp/srcbc/bcpg/sig/PreferredAlgorithms.cs

@@ -0,0 +1,54 @@
+using System;
+
+
+
+namespace Org.BouncyCastle.Bcpg.Sig
+{
+    /**
+    * packet giving signature creation time.
+    */
+    public class PreferredAlgorithms
+        : SignatureSubpacket
+    {
+        private static byte[] IntToByteArray(
+            int[]    v)
+        {
+            byte[]    data = new byte[v.Length];
+
+            for (int i = 0; i != v.Length; i++)
+            {
+                data[i] = (byte)v[i];
+            }
+
+            return data;
+        }
+
+        public PreferredAlgorithms(
+            SignatureSubpacketTag        type,
+            bool    critical,
+            byte[]     data)
+            : base(type, critical, data)
+        {
+        }
+
+        public PreferredAlgorithms(
+            SignatureSubpacketTag        type,
+            bool    critical,
+            int[]      preferences)
+            : base(type, critical, IntToByteArray(preferences))
+        {
+        }
+
+        public int[] GetPreferences()
+        {
+            int[]    v = new int[data.Length];
+
+            for (int i = 0; i != v.Length; i++)
+            {
+                v[i] = data[i] & 0xff;
+            }
+
+            return v;
+        }
+    }
+}