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51 lines
1.4 KiB
C++
51 lines
1.4 KiB
C++
/*
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* Copyright (c) 2023 Huawei Device Co., Ltd.
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* Licensed under the Apache License, Version 2.0 (the "License");
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* you may not use this file except in compliance with the License.
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* You may obtain a copy of the License at
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*
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* http://www.apache.org/licenses/LICENSE-2.0
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*
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* Unless required by applicable law or agreed to in writing, software
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* distributed under the License is distributed on an "AS IS" BASIS,
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* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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* See the License for the specific language governing permissions and
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* limitations under the License.
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*/
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#ifndef SCAN_UTIL_H
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#define SCAN_UTIL_H
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#include <algorithm>
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#include <charconv>
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#include <iostream>
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#include <sstream>
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#include <list>
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#include <vector>
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#include <string>
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#include "scan_log.h"
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namespace OHOS::Scan {
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class ScanUtil {
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public:
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#ifdef SANE_ENABLE
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static ScanErrorCode ConvertErro(const SANE_Status status);
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#endif
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static bool ConvertToInt(const std::string& str, int32_t& value);
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};
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#ifdef SANE_ENABLE
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inline ScanErrorCode ScanUtil::ConvertErro(const SANE_Status status)
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{
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return static_cast<ScanErrorCode> (status + E_SCAN_GOOD);
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}
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#endif
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inline bool ScanUtil::ConvertToInt(const std::string& str, int32_t& value)
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{
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auto [ptr, ec] = std::from_chars(str.data(), str.data() + str.size(), value);
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return ec == std::errc{} && ptr == str.data() + str.size();
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}
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} // namespace OHOS::Scan
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#endif // SCAN_UTIL_H
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