ESPHome 2025.5.0
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xiaomi_cgpr1.cpp
Go to the documentation of this file.
1#include "xiaomi_cgpr1.h"
2#include "esphome/core/log.h"
3
4#ifdef USE_ESP32
5
6namespace esphome {
7namespace xiaomi_cgpr1 {
8
9static const char *const TAG = "xiaomi_cgpr1";
10
12 ESP_LOGCONFIG(TAG, "Xiaomi CGPR1");
13 LOG_BINARY_SENSOR(" ", "Motion", this);
14 LOG_SENSOR(" ", "Idle Time", this->idle_time_);
15 LOG_SENSOR(" ", "Battery Level", this->battery_level_);
16 LOG_SENSOR(" ", "Illuminance", this->illuminance_);
17}
18
20 if (device.address_uint64() != this->address_) {
21 ESP_LOGVV(TAG, "parse_device(): unknown MAC address.");
22 return false;
23 }
24 ESP_LOGVV(TAG, "parse_device(): MAC address %s found.", device.address_str().c_str());
25
26 bool success = false;
27 for (auto &service_data : device.get_service_datas()) {
28 auto res = xiaomi_ble::parse_xiaomi_header(service_data);
29 if (!res.has_value()) {
30 continue;
31 }
32 if (res->is_duplicate) {
33 continue;
34 }
35 if (res->has_encryption &&
36 (!(xiaomi_ble::decrypt_xiaomi_payload(const_cast<std::vector<uint8_t> &>(service_data.data), this->bindkey_,
37 this->address_)))) {
38 continue;
39 }
40 if (!(xiaomi_ble::parse_xiaomi_message(service_data.data, *res))) {
41 continue;
42 }
43 if (!(xiaomi_ble::report_xiaomi_results(res, device.address_str()))) {
44 continue;
45 }
46 if (res->idle_time.has_value() && this->idle_time_ != nullptr)
47 this->idle_time_->publish_state(*res->idle_time);
48 if (res->battery_level.has_value() && this->battery_level_ != nullptr)
49 this->battery_level_->publish_state(*res->battery_level);
50 if (res->illuminance.has_value() && this->illuminance_ != nullptr)
51 this->illuminance_->publish_state(*res->illuminance);
52 if (res->has_motion.has_value())
53 this->publish_state(*res->has_motion);
54 success = true;
55 }
56
57 return success;
58}
59
60void XiaomiCGPR1::set_bindkey(const std::string &bindkey) {
61 memset(bindkey_, 0, 16);
62 if (bindkey.size() != 32) {
63 return;
64 }
65 char temp[3] = {0};
66 for (int i = 0; i < 16; i++) {
67 strncpy(temp, &(bindkey.c_str()[i * 2]), 2);
68 bindkey_[i] = std::strtoul(temp, nullptr, 16);
69 }
70}
71
72} // namespace xiaomi_cgpr1
73} // namespace esphome
74
75#endif
void publish_state(bool state)
Publish a new state to the front-end.
const std::vector< ServiceData > & get_service_datas() const
void publish_state(float state)
Publish a new state to the front-end.
Definition sensor.cpp:39
bool parse_device(const esp32_ble_tracker::ESPBTDevice &device) override
void set_bindkey(const std::string &bindkey)
bool decrypt_xiaomi_payload(std::vector< uint8_t > &raw, const uint8_t *bindkey, const uint64_t &address)
optional< XiaomiParseResult > parse_xiaomi_header(const esp32_ble_tracker::ServiceData &service_data)
bool parse_xiaomi_message(const std::vector< uint8_t > &message, XiaomiParseResult &result)
bool report_xiaomi_results(const optional< XiaomiParseResult > &result, const std::string &address)
Providing packet encoding functions for exchanging data with a remote host.
Definition a01nyub.cpp:7