| 1 | /* |
| 2 | * compare.h |
| 3 | * |
| 4 | * Copyright (C) 2018 Aerospike, Inc. |
| 5 | * |
| 6 | * Portions may be licensed to Aerospike, Inc. under one or more contributor |
| 7 | * license agreements. |
| 8 | * |
| 9 | * This program is free software: you can redistribute it and/or modify it under |
| 10 | * the terms of the GNU Affero General Public License as published by the Free |
| 11 | * Software Foundation, either version 3 of the License, or (at your option) any |
| 12 | * later version. |
| 13 | * |
| 14 | * This program is distributed in the hope that it will be useful, but WITHOUT |
| 15 | * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS |
| 16 | * FOR A PARTICULAR PURPOSE. See the GNU Affero General Public License for more |
| 17 | * details. |
| 18 | * |
| 19 | * You should have received a copy of the GNU Affero General Public License |
| 20 | * along with this program. If not, see http://www.gnu.org/licenses/ |
| 21 | */ |
| 22 | |
| 23 | #pragma once |
| 24 | |
| 25 | //========================================================== |
| 26 | // Includes. |
| 27 | // |
| 28 | |
| 29 | #include <stdint.h> |
| 30 | |
| 31 | |
| 32 | //========================================================== |
| 33 | // Public API - qsort() comparators. |
| 34 | // |
| 35 | |
| 36 | static inline int |
| 37 | cf_compare_uint64_desc(const void* pa, const void* pb) |
| 38 | { |
| 39 | uint64_t a = *(const uint64_t*)pa; |
| 40 | uint64_t b = *(const uint64_t*)pb; |
| 41 | |
| 42 | return a > b ? -1 : (a == b ? 0 : 1); |
| 43 | } |
| 44 | |
| 45 | static inline int |
| 46 | cf_compare_uint32_desc(const void* pa, const void* pb) |
| 47 | { |
| 48 | uint32_t a = *(const uint32_t*)pa; |
| 49 | uint32_t b = *(const uint32_t*)pb; |
| 50 | |
| 51 | return a > b ? -1 : (a == b ? 0 : 1); |
| 52 | } |
| 53 | |