100 lines
2.7 KiB
C++
100 lines
2.7 KiB
C++
#include "esphome/core/component.h"
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#include "esphome/core/defines.h"
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#include "esphome/core/log.h"
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#include "esphome/components/uart/uart.h"
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#ifdef USE_SENSOR
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#include "esphome/components/sensor/sensor.h"
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#endif
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#ifdef USE_TEXT_SENSOR
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#include "esphome/components/text_sensor/text_sensor.h"
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#endif
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#ifdef USE_BINARY_SENSOR
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#include "esphome/components/binary_sensor/binary_sensor.h"
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#endif
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#include <dlms_parser/dlms_parser.h>
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#if defined(USE_ESP8266_FRAMEWORK_ARDUINO)
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#include <dlms_parser/decryption/aes_128_gcm_decryptor_bearssl.h>
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#elif defined(USE_ESP32)
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#include <esp_idf_version.h>
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#if ESP_IDF_VERSION >= ESP_IDF_VERSION_VAL(6, 0, 0)
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#include <dlms_parser/decryption/aes_128_gcm_decryptor_tfpsa.h>
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#else
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#include <dlms_parser/decryption/aes_128_gcm_decryptor_mbedtls.h>
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#endif
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#else
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#error "Unsupported platform for dlms_meter_lib"
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#endif
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#include <vector>
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#include <string>
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#include <array>
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#include <memory>
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namespace esphome::dlms_meter_lib {
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class DlmsMeterLibComponent : public Component, public uart::UARTDevice {
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public:
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DlmsMeterLibComponent() = default;
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void setup() override;
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void dump_config() override;
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void loop() override;
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void set_decryption_key(const char *hex_key);
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void set_receive_timeout(uint32_t timeout_ms) { this->receive_timeout_ms_ = timeout_ms; }
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void set_custom_pattern(const std::string &pattern) { this->custom_pattern_ = pattern; }
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#ifdef USE_SENSOR
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void register_sensor(const std::string &obis_code, sensor::Sensor *sensor);
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#endif
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#ifdef USE_TEXT_SENSOR
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void register_text_sensor(const std::string &obis_code, text_sensor::TextSensor *sensor);
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#endif
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#ifdef USE_BINARY_SENSOR
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void register_binary_sensor(const std::string &obis_code, binary_sensor::BinarySensor *sensor);
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#endif
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protected:
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void read_rx_buffer_();
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void process_frame_();
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void on_data_(const char *obis_code, float float_val, const char *str_val, bool is_numeric);
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static constexpr size_t MAX_RX_BUFFER_SIZE = 2048;
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std::unique_ptr<uint8_t[]> rx_buffer_;
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size_t rx_buffer_len_{0};
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uint32_t last_rx_char_time_{0};
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bool receiving_{false};
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uint32_t receive_timeout_ms_{50};
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std::string custom_pattern_{""};
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std::unique_ptr<dlms_parser::DlmsParser> parser_;
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#ifdef USE_SENSOR
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struct NumericSensorEntry {
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std::string obis;
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sensor::Sensor *sensor;
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};
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std::vector<NumericSensorEntry> sensors_;
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#endif
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#ifdef USE_TEXT_SENSOR
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struct TextSensorEntry {
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std::string obis;
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text_sensor::TextSensor *sensor;
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};
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std::vector<TextSensorEntry> text_sensors_;
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#endif
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#ifdef USE_BINARY_SENSOR
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struct BinarySensorEntry {
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std::string obis;
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binary_sensor::BinarySensor *sensor;
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};
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std::vector<BinarySensorEntry> binary_sensors_;
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#endif
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};
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} // namespace esphome::dlms_meter_lib
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