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+/*
+ 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 memory implements auto_ptr
+ *
+ */
+
+#ifndef mySTL_MEMORY_HPP
+#define mySTL_MEMORY_HPP
+
+#include "memory_array.hpp" // for auto_array
+
+#ifdef _MSC_VER
+ // disable operator-> warning for builtins
+ #pragma warning(disable:4284)
+#endif
+
+
+namespace mySTL {
+
+
+template<typename T>
+struct auto_ptr_ref {
+ T* ptr_;
+ explicit auto_ptr_ref(T* p) : ptr_(p) {}
+};
+
+
+template<typename T>
+class auto_ptr {
+ T* ptr_;
+
+ void Destroy()
+ {
+ #ifdef YASSL_LIB
+ yaSSL::ysDelete(ptr_);
+ #else
+ TaoCrypt::tcDelete(ptr_);
+ #endif
+ }
+public:
+ explicit auto_ptr(T* p = 0) : ptr_(p) {}
+
+ ~auto_ptr()
+ {
+ Destroy();
+ }
+
+
+ auto_ptr(auto_ptr& other) : ptr_(other.release()) {}
+
+ auto_ptr& operator=(auto_ptr& that)
+ {
+ if (this != &that) {
+ Destroy();
+ ptr_ = that.release();
+ }
+ return *this;
+ }
+
+
+ T* operator->() const
+ {
+ return ptr_;
+ }
+
+ T& operator*() const
+ {
+ return *ptr_;
+ }
+
+ T* get() const
+ {
+ return ptr_;
+ }
+
+ T* release()
+ {
+ T* tmp = ptr_;
+ ptr_ = 0;
+ return tmp;
+ }
+
+ void reset(T* p = 0)
+ {
+ if (ptr_ != p) {
+ Destroy();
+ ptr_ = p;
+ }
+ }
+
+ // auto_ptr_ref conversions
+ auto_ptr(auto_ptr_ref<T> ref) : ptr_(ref.ptr_) {}
+
+ auto_ptr& operator=(auto_ptr_ref<T> ref)
+ {
+ if (this->ptr_ != ref.ptr_) {
+ Destroy();
+ ptr_ = ref.ptr_;
+ }
+ return *this;
+ }
+
+ template<typename T2>
+ operator auto_ptr<T2>()
+ {
+ return auto_ptr<T2>(this->release());
+ }
+
+ template<typename T2>
+ operator auto_ptr_ref<T2>()
+ {
+ return auto_ptr_ref<T2>(this->release());
+ }
+};
+
+
+} // namespace mySTL
+
+#endif // mySTL_MEMORY_HPP