35 lines
926 B
C++
35 lines
926 B
C++
#pragma once
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#include <cstdint>
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#include <string>
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class TtyProtocolWriter {
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public:
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explicit TtyProtocolWriter(std::string path);
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~TtyProtocolWriter();
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TtyProtocolWriter(const TtyProtocolWriter&) = delete;
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TtyProtocolWriter& operator=(const TtyProtocolWriter&) = delete;
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TtyProtocolWriter(TtyProtocolWriter&& other) noexcept;
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TtyProtocolWriter& operator=(TtyProtocolWriter&& other) noexcept;
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void emit_packet_start() const;
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void emit_step(uint16_t index, int16_t ch1_avg, int16_t ch2_avg) const;
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const std::string& path() const;
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private:
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void write_frame(uint16_t word0, uint16_t word1, uint16_t word2, uint16_t word3) const;
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void close_fd() noexcept;
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void close_slave_fd() noexcept;
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void remove_owned_link() noexcept;
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std::string path_;
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#ifndef _WIN32
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int fd_ = -1;
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int slave_fd_ = -1;
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std::string slave_path_;
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bool owns_link_ = false;
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#endif
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};
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