1/*
2 * Copyright (c) 2021 Huawei Device Co., Ltd.
3 * Licensed under the Apache License, Version 2.0 (the "License");
4 * you may not use this file except in compliance with the License.
5 * You may obtain a copy of the License at
6 *
7 *     http://www.apache.org/licenses/LICENSE-2.0
8 *
9 * Unless required by applicable law or agreed to in writing, software
10 * distributed under the License is distributed on an "AS IS" BASIS,
11 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
12 * See the License for the specific language governing permissions and
13 * limitations under the License.
14 */
15
16#ifndef KERNEL_MATH_UTILS
17#define KERNEL_MATH_UTILS
18
19#include <float.h>
20
21#ifdef __cplusplus
22extern "C" {
23#endif
24
25static inline int Equalf(float a, float b)
26{
27    return fabsf(a - b) <= FLT_EPSILON;
28}
29
30static inline int Equal(double a, double b)
31{
32    return fabs(a - b) <= DBL_EPSILON;
33}
34
35static inline int Equall(long double a, long double b)
36{
37    return fabsl(a - b) <= LDBL_EPSILON;
38}
39
40#ifdef __cplusplus
41}
42#endif
43
44#endif