Add data writing for IPaks

src/Utils/Utils/Alignment.h

@@ -3,10 +3,18 @@
 namespace utils
 {
     template <typename T>
-    constexpr T Align(T value, T toNext)
+    constexpr T Align(const T value, const T toNext)
     {
         if (toNext > 0)
             return (value + toNext - 1) / toNext * toNext;
         return value;
     }
+
+    template <typename T>
+    constexpr T AlignToPrevious(const T value, const T toPrevious)
+    {
+        if (toPrevious > 0)
+            return value / toPrevious * toPrevious;
+        return value;
+    }
 }