Rename the extracted boost subdirectory to ndnboost
diff --git a/ndnboost/smart_ptr/detail/allocate_array_helper.hpp b/ndnboost/smart_ptr/detail/allocate_array_helper.hpp
new file mode 100644
index 0000000..a67e6e8
--- /dev/null
+++ b/ndnboost/smart_ptr/detail/allocate_array_helper.hpp
@@ -0,0 +1,169 @@
+/*
+ * Copyright (c) 2012 Glen Joseph Fernandes 
+ * glenfe at live dot com
+ *
+ * Distributed under the Boost Software License, 
+ * Version 1.0. (See accompanying file LICENSE_1_0.txt 
+ * or copy at http://boost.org/LICENSE_1_0.txt)
+ */
+#ifndef BOOST_SMART_PTR_DETAIL_ALLOCATE_ARRAY_HELPER_HPP
+#define BOOST_SMART_PTR_DETAIL_ALLOCATE_ARRAY_HELPER_HPP
+
+#include <ndnboost/type_traits/alignment_of.hpp>
+
+namespace ndnboost {
+    namespace detail {
+        template<typename A, typename T, typename Y = char>
+        class allocate_array_helper;
+        template<typename A, typename T, typename Y>
+        class allocate_array_helper<A, T[], Y> {
+            template<typename A9, typename T9, typename Y9>
+            friend class allocate_array_helper;
+            typedef typename A::template rebind<Y>   ::other A2;
+            typedef typename A::template rebind<char>::other A3;
+        public:
+            typedef typename A2::value_type      value_type;
+            typedef typename A2::pointer         pointer;
+            typedef typename A2::const_pointer   const_pointer;
+            typedef typename A2::reference       reference;
+            typedef typename A2::const_reference const_reference;
+            typedef typename A2::size_type       size_type;
+            typedef typename A2::difference_type difference_type;
+            template<typename U>
+            struct rebind {
+                typedef allocate_array_helper<A, T[], U> other;
+            };
+            allocate_array_helper(const A& allocator, std::size_t size, T** data)
+                : allocator(allocator),
+                  size(sizeof(T) * size),
+                  data(data) {
+            }
+            template<class U>
+            allocate_array_helper(const allocate_array_helper<A, T[], U>& other) 
+                : allocator(other.allocator),
+                  size(other.size),
+                  data(other.data) {
+            }
+            pointer address(reference value) const {
+                return allocator.address(value);
+            }
+            const_pointer address(const_reference value) const {
+                return allocator.address(value);
+            }
+            size_type max_size() const {
+                return allocator.max_size();
+            }
+            pointer allocate(size_type count, const void* value = 0) {
+                std::size_t a1 = ndnboost::alignment_of<T>::value;
+                std::size_t n1 = count * sizeof(Y) + a1 - 1;
+                char*  p1 = A3(allocator).allocate(n1 + size, value);
+                char*  p2 = p1 + n1;
+                while (std::size_t(p2) % a1 != 0) {
+                    p2--;
+                }
+                *data = reinterpret_cast<T*>(p2);
+                return  reinterpret_cast<Y*>(p1);
+            }
+            void deallocate(pointer memory, size_type count) {
+                std::size_t a1 = ndnboost::alignment_of<T>::value;
+                std::size_t n1 = count * sizeof(Y) + a1 - 1;
+                char*  p1 = reinterpret_cast<char*>(memory);
+                A3(allocator).deallocate(p1, n1 + size);
+            }
+            void construct(pointer memory, const Y& value) {
+                allocator.construct(memory, value);
+            }
+            void destroy(pointer memory) {
+                allocator.destroy(memory);
+            }
+            template<typename U>
+            bool operator==(const allocate_array_helper<A, T[], U>& other) const {
+                return allocator == other.allocator;
+            }
+            template<typename U>
+            bool operator!=(const allocate_array_helper<A, T[], U>& other) const {
+                return !(*this == other); 
+            }
+        private:
+            A2 allocator;
+            std::size_t size;
+            T** data;
+        };
+        template<typename A, typename T, std::size_t N, typename Y>
+        class allocate_array_helper<A, T[N], Y> {
+            template<typename A9, typename T9, typename Y9>
+            friend class allocate_array_helper;
+            typedef typename A::template rebind<Y>   ::other A2;
+            typedef typename A::template rebind<char>::other A3;
+        public:
+            typedef typename A2::value_type      value_type;
+            typedef typename A2::pointer         pointer;
+            typedef typename A2::const_pointer   const_pointer;
+            typedef typename A2::reference       reference;
+            typedef typename A2::const_reference const_reference;
+            typedef typename A2::size_type       size_type;
+            typedef typename A2::difference_type difference_type;
+            template<typename U>
+            struct rebind {
+                typedef allocate_array_helper<A, T[N], U> other;
+            };
+            allocate_array_helper(const A& allocator, T** data)
+                : allocator(allocator),
+                  data(data) {
+            }
+            template<class U>
+            allocate_array_helper(const allocate_array_helper<A, T[N], U>& other) 
+                : allocator(other.allocator),
+                  data(other.data) {
+            }
+            pointer address(reference value) const {
+                return allocator.address(value);
+            }
+            const_pointer address(const_reference value) const {
+                return allocator.address(value);
+            }
+            size_type max_size() const {
+                return allocator.max_size();
+            }
+            pointer allocate(size_type count, const void* value = 0) {
+                std::size_t a1 = ndnboost::alignment_of<T>::value;
+                std::size_t n1 = count * sizeof(Y) + a1 - 1;
+                char*  p1 = A3(allocator).allocate(n1 + N1, value);
+                char*  p2 = p1 + n1;
+                while (std::size_t(p2) % a1 != 0) {
+                    p2--;
+                }
+                *data = reinterpret_cast<T*>(p2);
+                return  reinterpret_cast<Y*>(p1);
+            }
+            void deallocate(pointer memory, size_type count) {
+                std::size_t a1 = ndnboost::alignment_of<T>::value;
+                std::size_t n1 = count * sizeof(Y) + a1 - 1;
+                char*  p1 = reinterpret_cast<char*>(memory);
+                A3(allocator).deallocate(p1, n1 + N1);
+            }
+            void construct(pointer memory, const Y& value) {
+                allocator.construct(memory, value);
+            }
+            void destroy(pointer memory) {
+                allocator.destroy(memory);
+            }
+            template<typename U>
+            bool operator==(const allocate_array_helper<A, T[N], U>& other) const {
+                return allocator == other.allocator;
+            }
+            template<typename U>
+            bool operator!=(const allocate_array_helper<A, T[N], U>& other) const {
+                return !(*this == other); 
+            }
+        private:
+            enum {
+                N1 = N * sizeof(T)
+            };
+            A2 allocator;
+            T** data;
+        };
+    }
+}
+
+#endif