179a732c7Sopenharmony_ci/*
279a732c7Sopenharmony_ci * Copyright (c) 2022 Huawei Device Co., Ltd.
379a732c7Sopenharmony_ci * Licensed under the Apache License, Version 2.0 (the "License");
479a732c7Sopenharmony_ci * you may not use this file except in compliance with the License.
579a732c7Sopenharmony_ci * You may obtain a copy of the License at
679a732c7Sopenharmony_ci *
779a732c7Sopenharmony_ci * http://www.apache.org/licenses/LICENSE-2.0
879a732c7Sopenharmony_ci *
979a732c7Sopenharmony_ci * Unless required by applicable law or agreed to in writing, software
1079a732c7Sopenharmony_ci * distributed under the License is distributed on an "AS IS" BASIS,
1179a732c7Sopenharmony_ci * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
1279a732c7Sopenharmony_ci * See the License for the specific language governing permissions and
1379a732c7Sopenharmony_ci * limitations under the License.
1479a732c7Sopenharmony_ci */
1579a732c7Sopenharmony_ci
1679a732c7Sopenharmony_ci#ifndef PARAMETER__H
1779a732c7Sopenharmony_ci#define PARAMETER__H
1879a732c7Sopenharmony_ci
1979a732c7Sopenharmony_ci#ifdef __cplusplus
2079a732c7Sopenharmony_ci#if __cplusplus
2179a732c7Sopenharmony_ciextern "C" {
2279a732c7Sopenharmony_ci#endif
2379a732c7Sopenharmony_ci#endif /* __cplusplus */
2479a732c7Sopenharmony_ci
2579a732c7Sopenharmony_ciint GetParameter(const char *key, const char *def, char *value, unsigned int len);
2679a732c7Sopenharmony_ci
2779a732c7Sopenharmony_ciint SetParameter(const char *key, const char *value);
2879a732c7Sopenharmony_ci
2979a732c7Sopenharmony_citypedef void (*ParameterChgPtr)(const char *key, const char *value, void *context);
3079a732c7Sopenharmony_ciint WatchParameter(const char *keyprefix, ParameterChgPtr callback, void *context);
3179a732c7Sopenharmony_ci
3279a732c7Sopenharmony_ciint GetDevUdid(char *udid, int size);
3379a732c7Sopenharmony_ci#ifdef __cplusplus
3479a732c7Sopenharmony_ci#if __cplusplus
3579a732c7Sopenharmony_ci}
3679a732c7Sopenharmony_ci#endif
3779a732c7Sopenharmony_ci#endif /* __cplusplus */
3879a732c7Sopenharmony_ci#endif
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