Program Listing for File LoanableArray.hpp
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// Copyright 2020 Proyectos y Sistemas de Mantenimiento SL (eProsima).
//
// Licensed under the Apache License, Version 2.0 (the "License");
// you may not use this file except in compliance with the License.
// You may obtain a copy of the License at
//
// http://www.apache.org/licenses/LICENSE-2.0
//
// Unless required by applicable law or agreed to in writing, software
// distributed under the License is distributed on an "AS IS" BASIS,
// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
// See the License for the specific language governing permissions and
// limitations under the License.
#ifndef _FASTDDS_DDS_CORE_LOANABLEARRAY_HPP_
#define _FASTDDS_DDS_CORE_LOANABLEARRAY_HPP_
#include <cstdint>
#include <array>
namespace eprosima {
namespace fastdds {
namespace dds {
template<typename T, std::size_t num_items>
struct LoanableArray : public std::array<T, num_items>
{
LoanableArray()
{
for (std::size_t n = 0; n < num_items; ++n)
{
buffer_[n] = &((*this)[n]);
}
}
// Non-copyable
LoanableArray(
const LoanableArray&) = delete;
LoanableArray& operator = (
const LoanableArray&) = delete;
// Non-moveable
LoanableArray(
LoanableArray&&) = delete;
LoanableArray& operator = (
LoanableArray&&) = delete;
void** buffer_for_loans() const
{
return (void**) buffer_;
}
private:
void* buffer_[num_items];
};
} // namespace dds
} // namespace fastdds
} // namespace eprosima
#endif // _FASTDDS_DDS_CORE_LOANABLEARRAY_HPP_