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/*
* (C) 2007 Christoph Ludwig
*
* Distributed under the terms of the Botan license
*/
#ifndef BOTAN_FREESTORE_H__
#define BOTAN_FREESTORE_H__
#include <botan/build.h>
#if defined(BOTAN_USE_STD_TR1)
#include <tr1/memory>
#elif defined(BOTAN_USE_BOOST_TR1)
#include <boost/tr1/memory.hpp>
#else
#error "Please choose a TR1 implementation in build.h"
#endif
namespace Botan {
/**
* This class is intended as an function call parameter type and
* enables convenient automatic conversions between plain and smart
* pointer types. It internally stores a SharedPointer which can be
* accessed.
*/
template<typename T>
class BOTAN_DLL SharedPtrConverter
{
public:
typedef std::tr1::shared_ptr<T> SharedPtr;
/**
* Construct a null pointer equivalent object.
*/
SharedPtrConverter() : ptr() {}
/**
* Copy constructor.
*/
SharedPtrConverter(SharedPtrConverter const& other) :
ptr(other.ptr) {}
/**
* Construct a converter object from another pointer type.
* @param p the pointer which shall be set as the internally stored
* pointer value of this converter.
*/
template<typename Ptr>
SharedPtrConverter(Ptr p)
: ptr(p) {}
/**
* Get the internally stored shared pointer.
* @return the internally stored shared pointer
*/
SharedPtr const& get_ptr() const { return this->ptr; }
/**
* Get the internally stored shared pointer.
* @return the internally stored shared pointer
*/
SharedPtr get_ptr() { return this->ptr; }
/**
* Get the internally stored shared pointer.
* @return the internally stored shared pointer
*/
SharedPtr const& get_shared() const { return this->ptr; }
/**
* Get the internally stored shared pointer.
* @return the internally stored shared pointer
*/
SharedPtr get_shared() { return this->ptr; }
private:
SharedPtr ptr;
};
}
#endif
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