esphome/esphome/components/exposure_notifications/exposure_notifications.cpp
Otto Winter ac0d921413
ESP-IDF support and generic target platforms (#2303)
* Socket refactor and SSL

* esp-idf temp

* Fixes

* Echo component and noise

* Add noise API transport support

* Updates

* ESP-IDF

* Complete

* Fixes

* Fixes

* Versions update

* New i2c APIs

* Complete i2c refactor

* SPI migration

* Revert ESP Preferences migration, too complex for now

* OTA support

* Remove echo again

* Remove ssl again

* GPIOFlags updates

* Rename esphal and ICACHE_RAM_ATTR

* Make ESP32 arduino compilable again

* Fix GPIO flags

* Complete pin registry refactor and fixes

* Fixes to make test1 compile

* Remove sdkconfig file

* Ignore sdkconfig file

* Fixes in reviewing

* Make test2 compile

* Make test4 compile

* Make test5 compile

* Run clang-format

* Fix lint errors

* Use esp-idf APIs instead of btStart

* Another round of fixes

* Start implementing ESP8266

* Make test3 compile

* Guard esp8266 code

* Lint

* Reformat

* Fixes

* Fixes v2

* more fixes

* ESP-IDF tidy target

* Convert ARDUINO_ARCH_ESPxx

* Update WiFiSignalSensor

* Update time ifdefs

* OTA needs millis from hal

* RestartSwitch needs delay from hal

* ESP-IDF Uart

* Fix OTA blank password

* Allow setting sdkconfig

* Fix idf partitions and allow setting sdkconfig from yaml

* Re-add read/write compat APIs and fix esp8266 uart

* Fix esp8266 store log strings in flash

* Fix ESP32 arduino preferences not initialized

* Update ifdefs

* Change how sdkconfig change is detected

* Add checks to ci-custom and fix them

* Run clang-format

* Add esp-idf clang-tidy target and fix errors

* Fixes from clang-tidy idf round 2

* Fixes from compiling tests with esp-idf

* Run clang-format

* Switch test5.yaml to esp-idf

* Implement ESP8266 Preferences

* Lint

* Re-do PIO package version selection a bit

* Fix arduinoespressif32 package version

* Fix unit tests

* Lint

* Lint fixes

* Fix readv/writev not defined

* Fix graphing component

* Re-add all old options from core/config.py

Co-authored-by: Jesse Hills <3060199+jesserockz@users.noreply.github.com>
2021-09-20 11:47:51 +02:00

49 lines
1.6 KiB
C++

#include "exposure_notifications.h"
#include "esphome/core/log.h"
#include "esphome/core/helpers.h"
#ifdef USE_ESP32
namespace esphome {
namespace exposure_notifications {
using namespace esp32_ble_tracker;
static const char *const TAG = "exposure_notifications";
bool ExposureNotificationTrigger::parse_device(const ESPBTDevice &device) {
// See also https://blog.google/documents/70/Exposure_Notification_-_Bluetooth_Specification_v1.2.2.pdf
if (device.get_service_uuids().size() != 1)
return false;
// Exposure notifications have Service UUID FD 6F
ESPBTUUID uuid = device.get_service_uuids()[0];
// constant service identifier
const ESPBTUUID expected_uuid = ESPBTUUID::from_uint16(0xFD6F);
if (uuid != expected_uuid)
return false;
if (device.get_service_datas().size() != 1)
return false;
// The service data should be 20 bytes
// First 16 bytes are the rolling proximity identifier (RPI)
// Then 4 bytes of encrypted metadata follow which can be used to get the transmit power level.
ServiceData service_data = device.get_service_datas()[0];
if (service_data.uuid != expected_uuid)
return false;
auto data = service_data.data;
if (data.size() != 20)
return false;
ExposureNotification notification{};
memcpy(&notification.address[0], device.address(), 6);
memcpy(&notification.rolling_proximity_identifier[0], &data[0], 16);
memcpy(&notification.associated_encrypted_metadata[0], &data[16], 4);
notification.rssi = device.get_rssi();
this->trigger(notification);
return true;
}
} // namespace exposure_notifications
} // namespace esphome
#endif