74 lines
2.5 KiB
C++
74 lines
2.5 KiB
C++
#pragma once
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#include "esphome/components/api/api_connection.h"
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#include "esphome/components/api/api_pb2.h"
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#include "esphome/core/component.h"
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#include "esphome/components/uart/uart.h"
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namespace esphome {
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namespace zwave_proxy {
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enum ZWaveResponseTypes : uint8_t {
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ZWAVE_FRAME_TYPE_ACK = 0x06,
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ZWAVE_FRAME_TYPE_CAN = 0x18,
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ZWAVE_FRAME_TYPE_NAK = 0x15,
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ZWAVE_FRAME_TYPE_START = 0x01,
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ZWAVE_FRAME_TYPE_BL_MENU = 0x0D,
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ZWAVE_FRAME_TYPE_BL_BEGIN_UPLOAD = 0x43,
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};
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enum ZWaveParsingState : uint8_t {
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ZWAVE_PARSING_STATE_WAIT_START,
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ZWAVE_PARSING_STATE_WAIT_LENGTH,
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ZWAVE_PARSING_STATE_WAIT_TYPE,
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ZWAVE_PARSING_STATE_WAIT_COMMAND_ID,
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ZWAVE_PARSING_STATE_WAIT_PAYLOAD,
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ZWAVE_PARSING_STATE_WAIT_CHECKSUM,
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ZWAVE_PARSING_STATE_SEND_ACK,
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ZWAVE_PARSING_STATE_SEND_CAN,
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ZWAVE_PARSING_STATE_SEND_NAK,
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ZWAVE_PARSING_STATE_READ_BL_MENU,
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};
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enum ZWaveProxyFeature : uint32_t {
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FEATURE_ZWAVE_PROXY_ENABLED = 1 << 0,
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};
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class ZWaveProxy : public uart::UARTDevice, public Component {
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public:
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ZWaveProxy();
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void loop() override;
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void dump_config() override;
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void zwave_proxy_request(api::APIConnection *api_connection, api::enums::ZWaveProxyRequestType type);
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api::APIConnection *get_api_connection() { return this->api_connection_; }
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uint32_t get_feature_flags() const { return ZWaveProxyFeature::FEATURE_ZWAVE_PROXY_ENABLED; }
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void send_frame(const uint8_t *data, size_t length);
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protected:
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bool parse_byte_(uint8_t byte); // Returns true if frame parsing was completed (a frame is ready in the buffer)
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void parse_start_(uint8_t byte);
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bool response_handler_();
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api::APIConnection *api_connection_{nullptr}; // Current subscribed client
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uint8_t buffer_[sizeof(api::ZWaveProxyFrame::data)]; // Fixed buffer for incoming data
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uint8_t buffer_index_{0}; // Index for populating the data buffer
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uint8_t checksum_{0}; // Checksum of the frame being parsed
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uint8_t end_frame_after_{0}; // Payload reception ends after this index
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uint8_t last_response_{0}; // Last response type sent
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ZWaveParsingState parsing_state_{ZWAVE_PARSING_STATE_WAIT_START};
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bool in_bootloader_{false}; // True if the device is detected to be in bootloader mode
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// Pre-allocated message - always ready to send
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api::ZWaveProxyFrame outgoing_proto_msg_;
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};
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extern ZWaveProxy *global_zwave_proxy; // NOLINT(cppcoreguidelines-avoid-non-const-global-variables)
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} // namespace zwave_proxy
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} // namespace esphome
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