1 files changed, 19 insertions, 0 deletions
diff --git a/crypto/src/util/Arrays.cs b/crypto/src/util/Arrays.cs
index b206d3144..d7227df2b 100644
--- a/crypto/src/util/Arrays.cs
+++ b/crypto/src/util/Arrays.cs
@@ -600,6 +600,12 @@ namespace Org.BouncyCastle.Utilities
             Array.Copy(data, 0, tmp, 0, System.Math.Min(newLength, data.Length));
             return tmp;
         }
+        public static uint[] CopyOf(uint[] data, int newLength)
+        {
+            uint[] tmp = new uint[newLength];
+            Array.Copy(data, 0, tmp, 0, System.Math.Min(newLength, data.Length));
+            return tmp;
+        }
 
         public static long[] CopyOf(long[] data, int newLength)
         {
@@ -770,6 +776,19 @@ namespace Org.BouncyCastle.Utilities
             Array.Copy(b, 0, rv, a.Length, b.Length);
             return rv;
         }
+        
+        public static uint[] Concatenate(uint[] a, uint[] b)
+        {
+            if (a == null)
+                return Clone(b);
+            if (b == null)
+                return Clone(a);
+
+            uint[] rv = new uint[a.Length + b.Length];
+            Array.Copy(a, 0, rv, 0, a.Length);
+            Array.Copy(b, 0, rv, a.Length, b.Length);
+            return rv;
+        }
 
         public static byte[] Prepend(byte[] a, byte b)
         {