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/***************************************************************************** |
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* |
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* Copyright (C) 2021 Bjarne von Horn (vh at igh dot de) |
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* |
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* This file is part of the PdCom library. |
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* |
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* The PdCom library is free software: you can redistribute it and/or modify |
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* it under the terms of the GNU Lesser General Public License as published by |
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* the Free Software Foundation, either version 3 of the License, or (at your |
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* option) any later version. |
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* |
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* The PdCom library is distributed in the hope that it will be useful, but |
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* WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY |
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* or FITNESS FOR A PARTICULAR PURPOSE. See the GNU Lesser General Public |
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* License for more details. |
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* |
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* You should have received a copy of the GNU Lesser General Public License |
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* along with the PdCom library. If not, see <http://www.gnu.org/licenses/>. |
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* |
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*****************************************************************************/ |
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#ifndef MSRPROTO_EXPAT_WRAPPER_H |
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#define MSRPROTO_EXPAT_WRAPPER_H |
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#include <exception> |
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#include <functional> |
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#include <memory> |
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extern "C" { |
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struct XML_ParserStruct; |
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} |
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namespace PdCom { namespace impl { namespace MsrProto { |
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struct XmlParserDeleter |
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{ |
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void operator()(XML_ParserStruct *) noexcept; |
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}; |
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template <typename Handler> |
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class ExpatWrapper |
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{ |
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public: |
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ExpatWrapper(const char *encoding = "UTF-8"); |
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protected: |
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bool parse(const char *s, std::size_t n, bool final = false); |
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void reset(const char *encoding = "UTF-8"); |
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int level() const noexcept { return level_; } |
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private: |
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struct CallbackWrapper; |
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std::unique_ptr<XML_ParserStruct, XmlParserDeleter> parser_; |
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std::exception_ptr pending_exception_ = nullptr; |
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int level_ = 0; |
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}; |
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}}} // namespace PdCom::impl::MsrProto |
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#endif // MSRPROTO_EXPAT_WRAPPER_H |
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