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#ifndef UNITYSCOPE_SMARTPTR_HELPER_H
#define UNITYSCOPE_SMARTPTR_HELPER_H
#include <memory>
#include "shim.h"
namespace gounityscopes {
namespace internal {
template<typename T> inline void init_const_ptr(SharedPtrData data, std::shared_ptr<T const> v) {
typedef std::shared_ptr<T const> Ptr;
static_assert(sizeof(SharedPtrData) >= sizeof(Ptr),
"std::shared_ptr is larger than expected");
Ptr *ptr = new(reinterpret_cast<void*>(data)) Ptr();
*ptr = v;
}
template<typename T> inline void init_ptr(SharedPtrData data, std::shared_ptr<T> v) {
typedef std::shared_ptr<T> Ptr;
static_assert(sizeof(SharedPtrData) >= sizeof(Ptr),
"std::shared_ptr is larger than expected");
Ptr *ptr = new(reinterpret_cast<void*>(data)) Ptr();
*ptr = v;
}
template<typename T> inline std::shared_ptr<T> get_ptr(SharedPtrData data) {
typedef std::shared_ptr<T> Ptr;
Ptr *ptr = reinterpret_cast<Ptr*>(data);
return *ptr;
}
template<typename T> inline void destroy_ptr(SharedPtrData data) {
typedef std::shared_ptr<T> Ptr;
if (!(data[0] == 0 && data[1] == 0)) {
Ptr *ptr = reinterpret_cast<Ptr*>(data);
ptr->~Ptr();
}
data[0] = data[1] = 0;
}
template<typename T> inline void copy_ptr(SharedPtrData dest_data, SharedPtrData src_data) {
typedef std::shared_ptr<T> Ptr;
Ptr *dest = reinterpret_cast<Ptr*>(dest_data);
Ptr *src = reinterpret_cast<Ptr*>(src_data);
*dest = *src;
}
}
}
#endif
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