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/*
* Copyright (C) 2014 The Android Open Source Project
*
* 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 MACROS_H
#define MACROS_H
#include <type_traits>
#define PREVENT_COPY_AND_ASSIGN(Type) \
private: \
Type(const Type&) = delete; \
void operator=(const Type&) = delete
#define DESCRIPTION_TYPE(Type) \
int compare(const Type& rhs) const { return memcmp(this, &rhs, sizeof(Type));} \
bool operator==(const Type& other) const { return compare(other) == 0; } \
bool operator!=(const Type& other) const { return compare(other) != 0; } \
friend inline int strictly_order_type(const Type& lhs, const Type& rhs) { return lhs.compare(rhs) < 0; } \
friend inline int compare_type(const Type& lhs, const Type& rhs) { return lhs.compare(rhs); } \
friend inline hash_t hash_type(const Type& entry) { return entry.hash(); }
#define REQUIRE_COMPATIBLE_LAYOUT(Type) \
static_assert(std::is_standard_layout<Type>::value, \
#Type " must have standard layout")
#define MAKE_FLAGS_ENUM(enumType) \
inline void operator|=(int& lhs, enumType rhs) { \
lhs |= static_cast<int>(rhs); \
} \
inline int operator|(int lhs, enumType rhs) { \
return lhs | static_cast<int>(rhs); \
} \
inline int operator|(enumType lhs, int rhs) { \
return static_cast<int>(lhs) | rhs; \
} \
inline int operator|(enumType lhs, enumType rhs) { \
return static_cast<int>(lhs) | static_cast<int>(rhs); \
} \
inline void operator&=(int& lhs, enumType rhs) { \
lhs &= static_cast<int>(rhs); \
} \
inline int operator&(int lhs, enumType rhs) { \
return lhs & static_cast<int>(rhs); \
} \
inline int operator&(enumType lhs, int rhs) { \
return static_cast<int>(lhs) & rhs; \
} \
inline int operator&(enumType lhs, enumType rhs) { \
return static_cast<int>(lhs) & static_cast<int>(rhs); \
}
#endif /* MACROS_H */