X-Git-Url: https://git.novaco.in/?a=blobdiff_plain;f=Novacoin%2FInterop.cs;h=f21c5c2f02a8df7fef72aee3a3320a007877dd77;hb=bcdf1637787154a7d20d06fefd235424fda1a1e4;hp=a2ead394a39ad063f8f34d7a89282e9089796ce9;hpb=e6724f8f1d99d872e84551affc1d9a820a7903d8;p=NovacoinLibrary.git

diff --git a/Novacoin/Interop.cs b/Novacoin/Interop.cs
index a2ead39..f21c5c2 100644
--- a/Novacoin/Interop.cs
+++ b/Novacoin/Interop.cs
@@ -24,6 +24,61 @@ namespace Novacoin
 
     public class Interop
     {
+        public static byte[] ReverseIfLE(byte[] source)
+        {
+            if (BitConverter.IsLittleEndian)
+            {
+                Array.Reverse(source);
+            }
+
+            return source;
+        }
+
+        public static byte[] LEBytes(uint[] values)
+        {
+            if (BitConverter.IsLittleEndian)
+            {
+                byte[] result = new byte[values.Length * sizeof(uint)];
+                Buffer.BlockCopy(values, 0, result, 0, result.Length);
+
+                return result;
+            }
+            else
+            {
+                List<byte> result = new List<byte>();
+
+                foreach (uint i in values)
+                {
+                    result.AddRange(LEBytes(i));
+                }
+
+                return result.ToArray();
+            }
+        }
+
+        public static uint[] ToUInt32Array(byte[] bytes)
+        {
+            if (BitConverter.IsLittleEndian)
+            {
+                uint[] result = new uint[bytes.Length / sizeof(uint)];
+                Buffer.BlockCopy(bytes, 0, result, 0, result.Length);
+
+                return result;
+            }
+            else
+            {
+                List<uint> result = new List<uint>();
+
+                for (int i = 0; i < bytes.Length; i += 4)
+                {
+                    result.Add(LEBytesToUInt32(bytes.Skip(i).Take(4).ToArray()));
+                }
+
+                return result.ToArray();
+            }
+
+        }
+
         public static byte[] LEBytes(ushort n)
         {
             byte[] resultBytes = BitConverter.GetBytes(n);