1 /*
2 * Copyright (c) 2022 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 "thermal_protector_util.h"
17
18 #include <cstdio>
19 #include <cstdint>
20 #include <iosfwd>
21 #include <unistd.h>
22 #include "errors.h"
23 #include "thermal_log.h"
24
25 namespace OHOS {
26 namespace PowerMgr {
WriteFile(std::string path,std::string buf,size_t size)27 int32_t ThermalProtectorUtil::WriteFile(std::string path, std::string buf, size_t size)
28 {
29 FILE *stream = fopen(path.c_str(), "w+");
30 if (stream == nullptr) {
31 return ERR_INVALID_VALUE;
32 }
33 size_t ret = fwrite(buf.c_str(), strlen(buf.c_str()), 1, stream);
34 if (ret == ERR_OK) {
35 THERMAL_HILOGE(FEATURE_PROTECTOR, "ret=%{public}zu", ret);
36 }
37 int32_t state = fseek(stream, 0, SEEK_SET);
38 if (state != ERR_OK) {
39 fclose(stream);
40 return state;
41 }
42 state = fclose(stream);
43 if (state != ERR_OK) {
44 return state;
45 }
46 return ERR_OK;
47 }
48 } // namespace PowerMgr
49 } // namespace OHOS
50