add access to raw advertisement data

tlossen · polldo · commit 55d5bf2c0dea · 2021-04-20T17:10:09.000+02:00
diff --git a/src/BLEDevice.cpp b/src/BLEDevice.cpp
@@ -184,6 +184,17 @@ String BLEDevice::advertisedServiceUuid(int index) const
   return serviceUuid;
 }
 
+int BLEDevice::advertisementData(uint8_t value[], int length)
+{
+  if (_eirDataLength > length) return 0;  // Check that buffer size is sufficient
+
+  if (_eirDataLength) {
+    memcpy(value, _eirData, _eirDataLength);
+  }
+
+  return _eirDataLength;
+}
+
 int BLEDevice::rssi()
 {
   uint16_t handle = ATT.connectionHandle(_addressType, _address);
diff --git a/src/BLEDevice.h b/src/BLEDevice.h
@@ -59,6 +59,8 @@ class BLEDevice {
   String advertisedServiceUuid() const;
   String advertisedServiceUuid(int index) const;
 
+  int advertisementData(uint8_t value[], int length);
+
   virtual int rssi();
 
   bool connect();
