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 #include "utils/encdec/include/data_decoder.h"
17 
18 namespace OHOS {
19 namespace AI {
20 template<>
DecodeOneParameter(std::string & val)21 int DataDecoder::DecodeOneParameter(std::string &val)
22 {
23     size_t len = 0;
24     if (DecodeOneParameter(len) != RETCODE_SUCCESS) {
25         return RETCODE_FAILURE;
26     }
27     if (len == 0) {
28         val = "";
29         return RETCODE_SUCCESS;
30     }
31     if (!Ensure(len)) {
32         HILOGE("[Encdec]Memory read out of boundary");
33         return RETCODE_FAILURE;
34     }
35     val.assign(buffer_ + pos_, buffer_ + pos_ + len);
36 
37     pos_ += len;
38     return RETCODE_SUCCESS;
39 }
40 } // namespace AI
41 } // namespace OHOS
42