openPMD-api
ShareRaw.hpp
1 /* Copyright 2018-2021 Axel Huebl
2  *
3  * This file is part of openPMD-api.
4  *
5  * openPMD-api is free software: you can redistribute it and/or modify
6  * it under the terms of of either the GNU General Public License or
7  * the GNU Lesser General Public License as published by
8  * the Free Software Foundation, either version 3 of the License, or
9  * (at your option) any later version.
10  *
11  * openPMD-api is distributed in the hope that it will be useful,
12  * but WITHOUT ANY WARRANTY; without even the implied warranty of
13  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
14  * GNU General Public License and the GNU Lesser General Public License
15  * for more details.
16  *
17  * You should have received a copy of the GNU General Public License
18  * and the GNU Lesser General Public License along with openPMD-api.
19  * If not, see <http://www.gnu.org/licenses/>.
20  */
21 #pragma once
22 
23 #include <array>
24 #include <memory>
25 #include <type_traits>
26 #include <vector>
27 
28 namespace openPMD
29 {
31 
44 template <typename T>
45 [[deprecated(
46  "For storing/loading data via raw pointers use "
47  "storeChunkRaw<>()/loadChunkRaw<>()")]] //
48 std::shared_ptr<T>
49 shareRaw(T *x)
50 {
51  return std::shared_ptr<T>(x, [](T *) {});
52 }
53 
54 template <typename T>
55 [[deprecated(
56  "For storing/loading data via raw pointers use "
57  "storeChunkRaw<>()/loadChunkRaw<>()")]] //
58 std::shared_ptr<T const>
59 shareRaw(T const *x)
60 {
61  return std::shared_ptr<T const>(x, [](T const *) {});
62 }
63 
64 template <typename T>
65 [[deprecated(
66  "For storing/loading data via raw pointers use "
67  "storeChunkRaw<>()/loadChunkRaw<>()")]] //
68 auto shareRaw(T &c)
69  -> std::shared_ptr<typename std::remove_pointer<decltype(c.data())>::type>
70 {
71  using value_type = typename std::remove_pointer<decltype(c.data())>::type;
72  return std::shared_ptr<value_type>(c.data(), [](value_type *) {});
73 }
74 
75 template <typename T>
76 [[deprecated(
77  "For storing/loading data via raw pointers use "
78  "storeChunkRaw<>()/loadChunkRaw<>()")]] //
79 auto shareRaw(T const &c)
80  -> std::shared_ptr<typename std::remove_pointer<decltype(c.data())>::type>
81 {
82  using value_type = typename std::remove_pointer<decltype(c.data())>::type;
83  return std::shared_ptr<value_type>(c.data(), [](value_type *) {});
84 }
86 } // namespace openPMD
Public definitions of openPMD-api.
Definition: Date.cpp:29
std::shared_ptr< T > shareRaw(T *x)
Share ownership with a raw pointer.
Definition: ShareRaw.hpp:49