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John Reck52244ff2014-05-01 21:27:37 -07001/*
2 * Copyright (C) 2014 The Android Open Source Project
3 *
4 * Licensed under the Apache License, Version 2.0 (the "License");
5 * you may not use this file except in compliance with the License.
6 * You may obtain a copy of the License at
7 *
8 * http://www.apache.org/licenses/LICENSE-2.0
9 *
10 * Unless required by applicable law or agreed to in writing, software
11 * distributed under the License is distributed on an "AS IS" BASIS,
12 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
13 * See the License for the specific language governing permissions and
14 * limitations under the License.
15 */
16#ifndef MACROS_H
17#define MACROS_H
18
Chris Craik922d3a72015-02-13 17:47:21 -080019#include <type_traits>
20
John Reck52244ff2014-05-01 21:27:37 -070021#define PREVENT_COPY_AND_ASSIGN(Type) \
John Reck1bcacfd2017-11-03 10:12:19 -070022private: \
23 Type(const Type&) = delete; \
24 void operator=(const Type&) = delete
John Reck52244ff2014-05-01 21:27:37 -070025
John Reck1bcacfd2017-11-03 10:12:19 -070026#define HASHABLE_TYPE(Type) \
27 bool operator==(const Type& other) const; \
28 hash_t hash() const; \
29 bool operator!=(const Type& other) const { return !(*this == other); } \
30 friend inline hash_t hash_type(const Type& entry) { return entry.hash(); }
John Reck52244ff2014-05-01 21:27:37 -070031
Chris Craik0519c8102015-02-11 13:17:06 -080032#define REQUIRE_COMPATIBLE_LAYOUT(Type) \
John Reck1bcacfd2017-11-03 10:12:19 -070033 static_assert(std::is_standard_layout<Type>::value, #Type " must have standard layout")
Chris Craik0519c8102015-02-11 13:17:06 -080034
John Reck1bcacfd2017-11-03 10:12:19 -070035#define WARN_UNUSED_RESULT __attribute__((warn_unused_result))
Chris Craik9fded232015-11-11 16:42:34 -080036
John Reck8f45d4a2018-08-15 10:17:12 -070037#if ALIGN_DOUBLE
38#define ALIGN_SZ (sizeof(double))
39#else
40#define ALIGN_SZ (sizeof(int))
41#endif
42
43#define ALIGN(x) (((x) + ALIGN_SZ - 1) & ~(ALIGN_SZ - 1))
44#define ALIGN_PTR(p) ((void*)(ALIGN((size_t)(p))))
45
John Reck52244ff2014-05-01 21:27:37 -070046#endif /* MACROS_H */