From 354bb40e75d94466e91fe6960523612c9d17ccfb Mon Sep 17 00:00:00 2001
From: Karen Arutyunov <karen@codesynthesis.com>
Date: Thu, 2 Nov 2017 23:11:29 +0300
Subject: Add implementation

---
 mysql/extra/yassl/taocrypt/mySTL/helpers.hpp | 153 +++++++++++++++++++++++++++
 1 file changed, 153 insertions(+)
 create mode 100644 mysql/extra/yassl/taocrypt/mySTL/helpers.hpp

(limited to 'mysql/extra/yassl/taocrypt/mySTL/helpers.hpp')

diff --git a/mysql/extra/yassl/taocrypt/mySTL/helpers.hpp b/mysql/extra/yassl/taocrypt/mySTL/helpers.hpp
new file mode 100644
index 0000000..fc6e89d
--- /dev/null
+++ b/mysql/extra/yassl/taocrypt/mySTL/helpers.hpp
@@ -0,0 +1,153 @@
+/*
+   Copyright (c) 2000, 2012, Oracle and/or its affiliates. All rights reserved.
+
+   This program is free software; you can redistribute it and/or modify
+   it under the terms of the GNU General Public License as published by
+   the Free Software Foundation; version 2 of the License.
+
+   This program is distributed in the hope that it will be useful,
+   but WITHOUT ANY WARRANTY; without even the implied warranty of
+   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+   GNU General Public License for more details.
+
+   You should have received a copy of the GNU General Public License
+   along with this program; see the file COPYING. If not, write to the
+   Free Software Foundation, Inc., 51 Franklin St, Fifth Floor, Boston,
+   MA  02110-1301  USA.
+*/
+
+
+/* mySTL helpers implements misc constructs for vector and list
+ *
+ */
+
+#ifndef mySTL_HELPERS_HPP
+#define mySTL_HELPERS_HPP
+
+#include <stdlib.h>
+#ifdef _MSC_VER
+    #include <new>
+#endif
+
+/*
+      Workaround for the lack of operator new(size_t, void*)
+      in IBM VA C++ 6.0
+      Also used as a workaround to avoid including <new>
+*/
+    struct Dummy {};
+
+    inline void* operator new(size_t size, Dummy* d) 
+    { 
+        return static_cast<void*>(d);
+    }
+
+    // for compilers that want matching delete
+    inline void operator delete(void* ptr, Dummy* d) 
+    { 
+    }
+
+    typedef Dummy* yassl_pointer;
+
+namespace mySTL {
+
+
+template <typename T, typename T2>
+inline void construct(T* p, const T2& value)
+{
+    new (reinterpret_cast<yassl_pointer>(p)) T(value);
+}
+
+
+template <typename T>
+inline void construct(T* p)
+{
+    new (reinterpret_cast<yassl_pointer>(p)) T();
+}
+
+
+template <typename T>
+inline void destroy(T* p)
+{
+    p->~T();
+}
+
+
+template <typename Iter>
+void destroy(Iter first, Iter last)
+{
+    while (first != last) {
+        destroy(&*first);
+        ++first;
+    }
+}
+
+
+template <typename Iter, typename PlaceIter>
+PlaceIter uninit_copy(Iter first, Iter last, PlaceIter place)
+{
+    while (first != last) {
+        construct(&*place, *first);
+        ++first;
+        ++place;
+    }
+    return place;
+}
+
+
+template <typename PlaceIter, typename Size, typename T>
+PlaceIter uninit_fill_n(PlaceIter place, Size n, const T& value)
+{
+    while (n) {
+        construct(&*place, value);
+        --n;
+        ++place;
+    }
+    return place;
+}
+
+
+template <typename T>
+T* GetArrayMemory(size_t items)
+{
+    unsigned char* ret;
+
+    #ifdef YASSL_LIB
+        ret = NEW_YS unsigned char[sizeof(T) * items];
+    #else
+        ret = NEW_TC unsigned char[sizeof(T) * items];
+    #endif
+
+    return reinterpret_cast<T*>(ret);
+}
+
+
+template <typename T>
+void FreeArrayMemory(T* ptr)
+{
+    unsigned char* p = reinterpret_cast<unsigned char*>(ptr);
+
+    #ifdef YASSL_LIB
+        yaSSL::ysArrayDelete(p);
+    #else
+        TaoCrypt::tcArrayDelete(p);
+    #endif
+}
+
+
+
+inline void* GetMemory(size_t bytes)
+{
+    return GetArrayMemory<unsigned char>(bytes);
+}
+
+
+inline void FreeMemory(void* ptr)
+{
+    FreeArrayMemory(ptr);
+}
+
+
+
+} // namespace mySTL
+
+#endif // mySTL_HELPERS_HPP
-- 
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