81 lines
1.7 KiB
C++
81 lines
1.7 KiB
C++
/// Generic code for driving a BBNOW interface.
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#ifndef _BBNOW_DRIVER_HPP
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#define _BBNOW_DRIVER_HPP
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#include <array>
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#include <cstdint>
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#include <span>
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#include <string>
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#include <vector>
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#include "esp_err.h"
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#include "freertos/FreeRTOS.h"
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#include "bb_expantions.hpp"
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#include "bbnow_pub.hpp"
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#include "bbnow_priv.hpp"
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class BBNowDriver {
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public:
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using MacAddress = std::array<uint8_t, 6>;
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struct PairedExpander {
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MacAddress mac;
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std::string name;
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BlkBoxExpantion type;
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};
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static constexpr uint8_t DEFAULT_CHANNEL = 6;
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static esp_err_t init();
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static esp_err_t deinit();
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static esp_err_t send_pub(const BBNowPubPacket& packet);
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static bool has_pub();
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static bool recv_pub(
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MacAddress& source,
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BBNowPubPacket& packet,
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TickType_t max_delay = 0
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);
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static esp_err_t send_priv(
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const MacAddress& destination,
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const BBNowPrivPacket& packet
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);
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static bool has_priv();
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static bool recv_priv(
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MacAddress& source,
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BBNowPrivPacket& packet,
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TickType_t max_delay = 0
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);
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/// Broadcast a discovery packet.
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static size_t send_discovery(
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BlkBoxExpantion type
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);
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static esp_err_t pair_expander(
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BlkBoxExpantion type,
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const MacAddress& mac
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);
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static esp_err_t unpair_expander(
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const MacAddress& mac
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);
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static std::span<const PairedExpander> get_paired_expanders();
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private:
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static constexpr MacAddress BROADCAST_MAC = {
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0xff, 0xff, 0xff,
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0xff, 0xff, 0xff
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};
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static bool initialized_;
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static std::vector<PairedExpander> paired_expanders;
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};
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#endif /* _BBNOW_DRIVER_HPP */
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