1 /*
2  * Copyright (c) 2024 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 #include "time_service.h"
17 #include "parameter.h"
18 #include "sysparam_errno.h"
19 
20 const char * const TIMEZONE_KEY = "persist.time.timezone";
21 
OH_TimeService_GetTimeZone(char * timeZone,uint32_t len)22 TimeService_ErrCode OH_TimeService_GetTimeZone(char *timeZone, uint32_t len)
23 {
24     int ret = GetParameter(TIMEZONE_KEY, "", timeZone, len);
25     if (ret == EC_INVALID) {
26         return TIMESERVICE_ERR_INVALID_PARAMETER;
27     }
28     if (ret < 0) {
29         return TIMESERVICE_ERR_INTERNAL_ERROR;
30     }
31     return TIMESERVICE_ERR_OK;
32 }
33