1 files changed, 22 insertions, 0 deletions
diff --git a/src/ProtocolBuffers/FrameworkPortability.cs b/src/ProtocolBuffers/FrameworkPortability.cs
index 78b7db31..fee8fbac 100644
--- a/src/ProtocolBuffers/FrameworkPortability.cs
+++ b/src/ProtocolBuffers/FrameworkPortability.cs
@@ -63,6 +63,28 @@ namespace Google.ProtocolBuffers
             get { return CultureInfo.InvariantCulture; } 
         }
 
+        internal static double Int64ToDouble(long value)
+        {
+#if CLIENTPROFILE
+            return BitConverter.Int64BitsToDouble(value);
+#else
+            double[] arresult = new double[1];
+            Buffer.BlockCopy(new[] { value }, 0, arresult, 0, 8);
+            return arresult[0];
+#endif
+        }
+
+        internal static long DoubleToInt64(double value)
+        {
+#if CLIENTPROFILE
+            return BitConverter.DoubleToInt64Bits(value);
+#else
+            long[] arresult = new long[1];
+            Buffer.BlockCopy(new[] { value }, 0, arresult, 0, 8);
+            return arresult[0];
+#endif
+        }
+
         internal static bool TryParseInt32(string text, out int number)
         {
             return TryParseInt32(text, NumberStyles.Any, InvariantCulture, out number);