lseb/common/pointer_cast.h at master · giacomini/lseb

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#ifndef COMMON_POINTER_CAST_H

#define COMMON_POINTER_CAST_H

#include <type_traits>

#include <cassert>

namespace lseb {

template<typename T>

bool is_aligned_for(void* p) {

return (reinterpret_cast<uintptr_t>(p) & (std::alignment_of<T>::value - 1)) == 0;

}

template<typename T>

bool is_aligned_for(void const* p) {

return (reinterpret_cast<uintptr_t>(p) & (std::alignment_of<T>::value - 1)) == 0;

}

template<typename T>

T* pointer_cast(void* p) {

assert(is_aligned_for<T>(p));

return static_cast<T*>(p);

}

template<typename T>

T* pointer_cast(void const* p) {

assert(is_aligned_for<T>(p));

return static_cast<T*>(p);

}

#endif