First commit to SVN

git-svn-id: svn://claunia.com/FileSystemIDandChk@1 17725271-3d32-4980-a8cb-9ff532f270ba

FileSystemIDandChk/Swapping.cs

@@ -0,0 +1,63 @@
+using System;
+
+namespace FileSystemIDandChk
+{
+    static class Swapping
+    {
+        public static byte[] SwapTenBytes(byte[] source)
+        {
+            byte[] destination = new byte[8];
+
+            destination[0] = source[9];
+            destination[1] = source[8];
+            destination[2] = source[7];
+            destination[3] = source[6];
+            destination[4] = source[5];
+            destination[5] = source[4];
+            destination[6] = source[3];
+            destination[7] = source[2];
+            destination[8] = source[1];
+            destination[9] = source[0];
+
+            return destination;
+        }
+
+        public static byte[] SwapEightBytes(byte[] source)
+        {
+            byte[] destination = new byte[8];
+
+            destination[0] = source[7];
+            destination[1] = source[6];
+            destination[2] = source[5];
+            destination[3] = source[4];
+            destination[4] = source[3];
+            destination[5] = source[2];
+            destination[6] = source[1];
+            destination[7] = source[0];
+
+            return destination;
+        }
+
+        public static byte[] SwapFourBytes(byte[] source)
+        {
+            byte[] destination = new byte[4];
+
+            destination[0] = source[3];
+            destination[1] = source[2];
+            destination[2] = source[1];
+            destination[3] = source[0];
+
+            return destination;
+        }
+
+        public static byte[] SwapTwoBytes(byte[] source)
+        {
+            byte[] destination = new byte[2];
+
+            destination[0] = source[1];
+            destination[1] = source[0];
+
+            return destination;
+        }
+    }
+}