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62 lines
1.3 KiB
C++
62 lines
1.3 KiB
C++
//
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// ReactiveDevice.hpp
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// Clock Signal
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//
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// Created by Thomas Harte on 12/02/2021.
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// Copyright © 2021 Thomas Harte. All rights reserved.
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//
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#pragma once
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#include "Bus.hpp"
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#include <atomic>
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#include <cstddef>
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#include <vector>
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namespace Apple::ADB {
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class ReactiveDevice: public Bus::Device {
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protected:
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ReactiveDevice(Bus &bus, uint8_t adb_device_id);
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void post_response(const std::vector<uint8_t> &&response);
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void post_service_request();
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void receive_bytes(size_t count);
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virtual void perform_command(const Command &command) = 0;
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virtual void did_receive_data(const Command &, const std::vector<uint8_t> &) {}
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private:
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void advance_state(double microseconds, bool current_level) override;
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void adb_bus_did_observe_event(Bus::Event event, uint8_t value) override;
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private:
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Bus &bus_;
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const size_t device_id_;
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std::vector<uint8_t> response_;
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int bit_offset_ = 0;
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double microseconds_at_bit_ = 0;
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enum class Phase {
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AwaitingAttention,
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AwaitingCommand,
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AwaitingContent,
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ServiceRequestPending,
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} phase_ = Phase::AwaitingAttention;
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std::vector<uint8_t> content_;
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size_t expected_content_size_ = 0;
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Command command_;
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bool stop_has_begin_ = false;
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uint16_t register3_;
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const uint8_t default_adb_device_id_;
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std::atomic<bool> service_desired_ = false;
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void reset();
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};
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}
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