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Add support for apple:findmy packets (only useful for counting) (#498)

This commit is contained in:
Darrell 2022-06-24 16:39:43 -04:00 committed by GitHub
parent 5b373fb430
commit 27d1e9e257
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GPG Key ID: 4AEE18F83AFDEB23
4 changed files with 14 additions and 10 deletions
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19
lib/BleFingerprint/BleFingerprint.cpp
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@ -33,7 +33,7 @@ bool BleFingerprint::setId(const String& newId, short newIdType, const String& n
{
allowQuery = true;
qryAttempts = 0;
if (rssi < -60)
if (rssi < -70)
{
qryDelayMillis = 5000;
lastQryMillis = millis();
@ -105,7 +105,7 @@ void BleFingerprint::fingerprintServiceAdvertisements(NimBLEAdvertisedDevice *ad
{
auto uuid = advertisedDevice->getServiceUUID(i);
#ifdef VERBOSE
Serial.printf("Verbose | %-58sAD: %s\n", getId().c_str(), advertisedDevice->getServiceUUID(i).toString().c_str());
Serial.printf("Verbose | MAC: %s, ID: %-58sAD: %s\n", getMac().c_str(), getId().c_str(), advertisedDevice->getServiceUUID(i).toString().c_str());
#endif
if (uuid == roomAssistantService)
{
@ -192,7 +192,7 @@ void BleFingerprint::fingerprintServiceData(NimBLEAdvertisedDevice *advertisedDe
BLEUUID uuid = advertisedDevice->getServiceDataUUID(i);
std::string strServiceData = advertisedDevice->getServiceData(i);
#ifdef VERBOSE
Serial.printf("Verbose | %-58sSD: %s/%s\n", getId().c_str(), uuid.toString().c_str(), hexStr(strServiceData).c_str());
Serial.printf("Verbose | MAC: %s, ID: %-58sSD: %s/%s\n", getMac().c_str(), getId().c_str(), uuid.toString().c_str(), hexStr(strServiceData).c_str());
#endif
if (uuid == exposureUUID)
@ -281,7 +281,7 @@ void BleFingerprint::fingerprintManufactureData(NimBLEAdvertisedDevice *advertis
{
std::string strManufacturerData = advertisedDevice->getManufacturerData();
#ifdef VERBOSE
Serial.printf("Verbose | %-58sMD: %s\n", getId().c_str(), hexStr(strManufacturerData).c_str());
Serial.printf("Verbose | MAC: %s, ID: %-58sMD: %s\n", getMac().c_str(), getId().c_str(), hexStr(strManufacturerData).c_str());
#endif
if (strManufacturerData.length() >= 2)
{
@ -304,6 +304,12 @@ void BleFingerprint::fingerprintManufactureData(NimBLEAdvertisedDevice *advertis
disc = hexStr(strManufacturerData.substr(4)).c_str();
mdRssi = BleFingerprintCollection::refRssi + APPLE_TX;
}
else if (strManufacturerData.length() >= 4 && strManufacturerData[2] == 0x12 && strManufacturerData.length() == 29)
{
String pid = "apple:findmy";
setId(pid, ID_TYPE_FINDMY);
mdRssi = BleFingerprintCollection::refRssi + APPLE_TX;
}
else if (strManufacturerData.length() >= 4)
{
String pid = Sprintf("apple:%02x%02x:%u", strManufacturerData[2], strManufacturerData[3], strManufacturerData.length());
@ -380,6 +386,8 @@ bool BleFingerprint::seen(BLEAdvertisedDevice *advertisedDevice)
seenCount++;
fingerprint(advertisedDevice);
if (ignore) return false;
oldest = recent;
@ -387,9 +395,6 @@ bool BleFingerprint::seen(BLEAdvertisedDevice *advertisedDevice)
newest = advertisedDevice->getRSSI();
rssi = median_of_3(oldest, recent, newest);
fingerprint(advertisedDevice);
if (ignore) return false;
float ratio = (get1mRssi() - rssi) / (10.0f * BleFingerprintCollection::absorption);
raw = pow(10, ratio);

1
lib/BleFingerprint/BleFingerprint.h
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@ -22,6 +22,7 @@
#define ID_TYPE_SD short(15)
#define ID_TYPE_MD short(20)
#define ID_TYPE_MISC short(30)
#define ID_TYPE_FINDMY short(32)
#define ID_TYPE_NAME short(35)
#define ID_TYPE_PUBLIC_MAC short(50)
#define ID_TYPE_MSFT short(100)

2
lib/BleFingerprint/GUI.cpp
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@ -108,14 +108,12 @@ void GUI::minusOne(BleFingerprint *f)
void GUI::close(BleFingerprint *f)
{
if (f->getIgnore()) return;
Serial.printf("\u001b[32m%u Close | MAC: %s, ID: %-60s (%.2fm) %ddBm\u001b[0m\n", xPortGetCoreID(), f->getMac().c_str(), f->getId().c_str(), f->getDistance(), f->getNewestRssi());
status("C:%s", f->getId().c_str());
}
void GUI::left(BleFingerprint *f)
{
if (f->getIgnore()) return;
Serial.printf("\u001b[33m%u Left | MAC: %s, ID: %-60s (%.2fm) %ddBm\u001b[0m\n", xPortGetCoreID(), f->getMac().c_str(), f->getId().c_str(), f->getDistance(), f->getNewestRssi());
status("L:%s", f->getId().c_str());
}

2
src/main.cpp
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@ -191,7 +191,7 @@ void setupNetwork()
BleFingerprintCollection::skipMs = WiFiSettings.integer("skip_ms", 0, 3000000, DEFAULT_SKIP_MS, "Skip reporting if message age is less that this (in milliseconds)");
WiFiSettings.heading("Calibration <a href='https://espresense.com/configuration/settings#calibration' target='_blank'>ℹ️</a>", false);
BleFingerprintCollection::refRssi = WiFiSettings.integer("ref_rssi", -100, 100, DEFAULT_REF_RSSI, "Rssi expected from a 0dBm transmitter at 1 meter");
BleFingerprintCollection::refRssi = WiFiSettings.integer("ref_rssi", -100, 100, DEFAULT_REF_RSSI, "Rssi expected from a 0dBm transmitter at 1 meter (NOT used for iBecons or Eddystone)");
BleFingerprintCollection::absorption = WiFiSettings.floating("absorption", -100, 100, DEFAULT_ABSORPTION, "Factor used to account for absorption, reflection, or diffraction");
BleFingerprintCollection::forgetMs = WiFiSettings.integer("forget_ms", 0, 3000000, DEFAULT_FORGET_MS, "Forget beacon if not seen for (in milliseconds)");