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93 lines
2.8 KiB
93 lines
2.8 KiB
/****************************************************************************
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Copyright (c) 2023 Xiamen Yaji Software Co., Ltd.
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http://www.cocos.com
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Permission is hereby granted, free of charge, to any person obtaining a copy
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of this software and associated documentation files (the "Software"), to deal
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in the Software without restriction, including without limitation the rights to
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use, copy, modify, merge, publish, distribute, sublicense, and/or sell copies
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of the Software, and to permit persons to whom the Software is furnished to do so,
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subject to the following conditions:
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The above copyright notice and this permission notice shall be included in
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all copies or substantial portions of the Software.
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THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
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IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
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FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
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AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
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LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
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OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
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THE SOFTWARE.
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****************************************************************************/
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#pragma once
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#include <iostream>
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namespace cc {
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/**
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* Binary input stream archive.
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*/
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class BinaryInputArchive {
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public:
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explicit BinaryInputArchive(std::istream &stream) : _stream(stream) {}
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~BinaryInputArchive() = default;
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/**
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* Read data from stream.
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* @param data Pointer to data address to read.
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* @param size Length of the data.
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*/
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bool load(char *data, uint32_t size);
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/**
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* Read arithmetic data from stream.
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* @param val Data to read.
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*/
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template <typename T, typename = std::enable_if<std::is_arithmetic_v<T>>>
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bool load(T &val) {
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return load(reinterpret_cast<char *>(std::addressof(val)), sizeof(T));
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}
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/**
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* Skip data length
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* @param length Skip length
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*/
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void move(uint32_t length);
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private:
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std::istream &_stream;
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};
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/**
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* Binary output stream archive.
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*/
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class BinaryOutputArchive {
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public:
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explicit BinaryOutputArchive(std::ostream &stream) : _stream(stream) {}
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~BinaryOutputArchive() = default;
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/**
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* Write data to stream.
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* @param data Pointer to data address to write.
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* @param size Length of the data.
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*/
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void save(const char *data, uint32_t size);
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/**
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* Write arithmetic data to stream.
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* @param val Data to write.
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*/
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template <typename T, typename = std::enable_if<std::is_arithmetic_v<T>>>
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void save(const T &v) {
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save(reinterpret_cast<const char *>(std::addressof(v)), sizeof(T));
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}
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private:
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std::ostream &_stream;
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};
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} // namespace cc
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