1 /* 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 19 #define PREVENT_COPY_AND_ASSIGN(Type) \ 20 private: \ 21 Type(const Type&); \ 22 void operator=(const Type&) 23 24 #define DESCRIPTION_TYPE(Type) \ 25 int compare(const Type& rhs) const { return memcmp(this, &rhs, sizeof(Type));} \ 26 bool operator==(const Type& other) const { return compare(other) == 0; } \ 27 bool operator!=(const Type& other) const { return compare(other) != 0; } \ 28 friend inline int strictly_order_type(const Type& lhs, const Type& rhs) { return lhs.compare(rhs) < 0; } \ 29 friend inline int compare_type(const Type& lhs, const Type& rhs) { return lhs.compare(rhs); } \ 30 friend inline hash_t hash_type(const Type& entry) { return entry.hash(); } 31 32 #endif /* MACROS_H */ 33