UT_BlockRelocator.h

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/*
 * PROPRIETARY INFORMATION.  This software is proprietary to
 * Side Effects Software Inc., and is not to be reproduced,
 * transmitted, or disclosed in any way without written permission.
 *
 * NAME:        UT_BlockRelocator.h (UT Library, C++)
 *
 * COMMENTS:    UT_Array uses this to relocate array elements.
 */

#pragma once

#ifndef __UT_RELOCATOR_H_INCLUDED__
#define __UT_RELOCATOR_H_INCLUDED__

#include <SYS/SYS_TypeTraits.h>

#include <string.h>

// Invoke memcpy and memmove without casting the pointer arguments to void*
#undef UT_TYPED_INVOKE_RAW_RELOCATION

template <typename T>
struct UT_BlockRelocatorNonoverlapping
{
    void operator()(T *dst, const T *src, exint n) const noexcept
    {
#ifdef UT_TYPED_INVOKE_RAW_RELOCATION
        ::memcpy(dst, src, n * sizeof(T)); // NOLINT
#else
        ::memcpy((void*)dst, (const void*)src, n * sizeof(T)); // NOLINT
#endif
    }
};

template <typename T>
struct UT_BlockRelocator
{
    void operator()(T *dst, const T *src, exint n) const noexcept
    {
#ifdef UT_TYPED_INVOKE_RAW_RELOCATION
        ::memmove(dst, src, n * sizeof(T)); // NOLINT
#else
        ::memmove((void*)dst, (const void*)src, n * sizeof(T)); // NOLINT
#endif
    }
};

#endif