testing BLE discovery

src/services/ble/discovery_service.cpp

@@ -0,0 +1,56 @@
+//----------------------------------------------------------------------------
+// OS-Railway - Intercity Express Train
+// Copyright (C) 2023 Peter Siegmund (https://mars3142.dev)
+//
+// This program is free software: you can redistribute it and/or modify
+// it under the terms of the GNU Affero General Public License as published by
+// the Free Software Foundation, either version 3 of the License, or
+// (at your option) any later version.
+//
+// This program is distributed in the hope that it will be useful,
+// but WITHOUT ANY WARRANTY; without even the implied warranty of
+// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+// GNU Affero General Public License for more details.
+//
+// You should have received a copy of the GNU Affero General Public License
+// along with this program.  If not, see <http://www.gnu.org/licenses/>.
+//
+//----------------------------------------------------------------------------
+#include "discovery_service.h"
+
+#include <BLEDevice.h>
+#include <BLEServer.h>
+#include <BLEUtils.h>
+#include <string>
+#include <WiFi.h>
+#include <BLE2902.h>
+
+#include "battery_service.h"
+#include "osrw_service.h"
+#include "server_callback.h"
+
+namespace BLE
+{
+    void startAdvertising()
+    {
+        uint8_t mac[6];
+        auto pMac = WiFi.macAddress(mac);
+        char *name = new char[18];
+        sprintf(name, "OSRW-%02X%02X%02X%02X%02X%02X", mac[0], mac[1], mac[2], mac[3], mac[4], mac[5]);
+        BLEDevice::init(name);
+
+        auto *pServer = BLEDevice::createServer();
+        pServer->setCallbacks(new ServerCallbacks());
+
+        auto *pService = createOSRWService(pServer);
+        auto *pBatteryService = createBatteryService(pServer);
+
+        auto *pAdvertising = BLEDevice::getAdvertising();
+        pAdvertising->addServiceUUID(pService->getUUID());
+        pAdvertising->addServiceUUID(pBatteryService->getUUID());
+        pAdvertising->setScanResponse(true);
+        pAdvertising->setMinPreferred(0x06); // functions that help with iPhone connections issue
+        pAdvertising->setMinPreferred(0x12);
+        BLEDevice::startAdvertising();
+    }
+} // namespace BLE