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134 lines
3.1 KiB
134 lines
3.1 KiB
/*
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TUYA MODULE
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Copyright (C) 2019 by Maxim Prokhorov <prokhorov dot max at outlook dot com>
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*/
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#pragma once
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#include <cstdint>
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#include <vector>
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#include "tuya_types.h"
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#include "tuya_transport.h"
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namespace Tuya {
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class DataFrame {
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public:
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using container = std::vector<uint8_t>;
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using const_iterator = container::const_iterator;
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DataFrame(DataFrame& rhs) = delete;
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~DataFrame() = default;
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DataFrame(DataFrame&& rhs) = default;
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DataFrame(uint8_t command) :
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command(command),
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length(0)
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{}
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DataFrame(Command command) :
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DataFrame(static_cast<uint8_t>(command))
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{}
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DataFrame(Command command, uint16_t length,
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const const_iterator begin,
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const const_iterator end) :
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command(static_cast<uint8_t>(command)),
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length(length),
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_begin(begin),
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_end(end)
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{}
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DataFrame(uint8_t version, uint8_t command, uint16_t length,
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const const_iterator begin,
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const const_iterator end) :
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version(version),
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command(command),
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length(length),
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_begin(begin),
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_end(end)
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{}
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DataFrame(Command command, std::initializer_list<uint8_t> data) :
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command(static_cast<uint8_t>(command)),
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length(data.size()),
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_data(data),
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_begin(_data.cbegin()),
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_end(_data.cend())
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{}
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DataFrame(Command command, std::vector<uint8_t>&& data) :
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command(static_cast<uint8_t>(command)),
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length(data.size()),
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_data(std::move(data)),
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_begin(_data.cbegin()),
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_end(_data.cend())
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{}
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DataFrame(const_iterator iter) :
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version(iter[2]),
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command(iter[3]),
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length((iter[4] << 8) + iter[5]),
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_begin(iter + 6),
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_end(iter + 6 + length)
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{}
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DataFrame(const Transport& input) :
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DataFrame(input.cbegin())
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{}
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bool commandEquals(Command command) const {
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return (static_cast<uint8_t>(command) == this->command);
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}
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const_iterator cbegin() const {
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return _begin;
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};
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const_iterator cend() const {
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return _end;
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};
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uint8_t operator[](size_t i) const {
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if (!length) return 0;
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return _begin[i];
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}
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container serialize() const {
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container result;
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result.reserve(6 + length);
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result.assign({
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version, command,
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uint8_t(length >> 8),
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uint8_t(length & 0xff)
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});
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if (length && (_begin != _end)) {
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result.insert(result.end(), _begin, _end);
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}
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return result;
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}
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uint8_t version = 0;
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uint8_t command = 0;
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uint16_t length = 0;
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protected:
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container _data;
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const_iterator _begin;
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const_iterator _end;
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};
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}
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