mirror of https://github.com/aria2/aria2
119 lines
3.7 KiB
C++
119 lines
3.7 KiB
C++
/* <!-- copyright */
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/*
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* aria2 - The high speed download utility
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*
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* Copyright (C) 2012 Tatsuhiro Tsujikawa
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*
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* This program is free software; you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation; either version 2 of the License, or
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* (at your option) any later version.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program; if not, write to the Free Software
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* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
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*
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* In addition, as a special exception, the copyright holders give
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* permission to link the code of portions of this program with the
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* OpenSSL library under certain conditions as described in each
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* individual source file, and distribute linked combinations
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* including the two.
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* You must obey the GNU General Public License in all respects
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* for all of the code used other than OpenSSL. If you modify
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* file(s) with this exception, you may extend this exception to your
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* version of the file(s), but you are not obligated to do so. If you
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* do not wish to do so, delete this exception statement from your
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* version. If you delete this exception statement from all source
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* files in the program, then also delete it here.
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*/
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/* copyright --> */
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#ifndef D_VALUE_BASE_STRUCT_PARSER_STATE_MACHINE_H
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#define D_VALUE_BASE_STRUCT_PARSER_STATE_MACHINE_H
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#include "StructParserStateMachine.h"
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#include <string>
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#include <stack>
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#include <memory>
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namespace aria2 {
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class ValueBase;
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namespace rpc {
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class XmlRpcRequestParserController;
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} // namespace rpc;
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class ValueBaseStructParserState;
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// Implementation of StructParserStateMachine, using ValueBase as
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// value holder.
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class ValueBaseStructParserStateMachine : public StructParserStateMachine {
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public:
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typedef std::unique_ptr<ValueBase> ResultType;
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static std::unique_ptr<ValueBase> noResult();
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struct NumberData {
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int64_t number;
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int frac;
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int exp;
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};
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struct SessionData {
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std::string str;
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NumberData number;
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bool bval;
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};
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ValueBaseStructParserStateMachine();
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virtual ~ValueBaseStructParserStateMachine();
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virtual void beginElement(int elementType) CXX11_OVERRIDE;
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virtual void endElement(int elementType) CXX11_OVERRIDE;
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virtual void charactersCallback(const char* data, size_t len)
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CXX11_OVERRIDE;
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virtual void numberCallback(int64_t number, int frac, int exp)
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CXX11_OVERRIDE;
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virtual void boolCallback(bool bval) CXX11_OVERRIDE;
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std::unique_ptr<ValueBase> getResult();
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virtual void reset() CXX11_OVERRIDE;
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const std::string& getCharacters() const;
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const NumberData& getNumber() const;
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bool getBool() const;
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void popArrayFrame();
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void popDictFrame();
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void pushFrame();
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void setCurrentFrameValue(std::unique_ptr<ValueBase> value);
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const std::unique_ptr<ValueBase>& getCurrentFrameValue() const;
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std::unique_ptr<ValueBase> popCurrentFrameValue();
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void setCurrentFrameName(std::string name);
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void pushDictState();
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void pushDictKeyState();
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void pushDictDataState();
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void pushArrayState();
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void pushArrayDataState();
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void pushStringState();
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void pushNumberState();
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void pushBoolState();
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void pushNullState();
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private:
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std::unique_ptr<rpc::XmlRpcRequestParserController> ctrl_;
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std::stack<ValueBaseStructParserState*> stateStack_;
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SessionData sessionData_;
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};
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} // namespace aria2
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#endif // D_VALUE_BASE_STRUCT_PARSER_STATE_MACHINE_H
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