Add BTSerialInterface (BluetoothSerial) register_callback and memrelease

Author: PaulZC

Firmware/RTK_Everywhere/bluetoothSelect.h

@@ -17,7 +17,7 @@ class BTSerialInterface : public virtual Stream
 
     virtual void disconnect() = 0;
     virtual void end() = 0;
-    // virtual esp_err_t register_callback(esp_spp_cb_t callback) = 0;
+    virtual esp_err_t register_callback(void * callback) = 0;
     virtual void setTimeout(unsigned long timeout) = 0;
 
     virtual int available() = 0;
@@ -43,6 +43,7 @@ class BTSerialInterface : public virtual Stream
     virtual void respondPasskey(uint32_t passkey) = 0;
 
     virtual void deleteAllBondedDevices() = 0;
+    virtual void memrelease() = 0;
 };
 
 class BTClassicSerial : public virtual BTSerialInterface, public BluetoothSerial
@@ -66,10 +67,10 @@ class BTClassicSerial : public virtual BTSerialInterface, public BluetoothSerial
         BluetoothSerial::end();
     }
 
-    // esp_err_t register_callback(esp_spp_cb_t callback)
-    // {
-    //     return BluetoothSerial::register_callback(callback);
-    // }
+    esp_err_t register_callback(void * callback)
+    {
+        return BluetoothSerial::register_callback((esp_spp_cb_t)callback);
+    }
 
     void setTimeout(unsigned long timeout)
     {
@@ -162,6 +163,11 @@ class BTClassicSerial : public virtual BTSerialInterface, public BluetoothSerial
     {
         BluetoothSerial::deleteAllBondedDevices();
     }
+
+    void memrelease()
+    {
+        BluetoothSerial::memrelease();
+    }
 };
 
 class BTLESerial : public virtual BTSerialInterface, public BleSerial
@@ -186,11 +192,10 @@ class BTLESerial : public virtual BTSerialInterface, public BleSerial
         BleSerial::end();
     }
 
-    // esp_err_t register_callback(esp_spp_cb_t callback)
-    // {
-    //     connectionCallback = callback;
-    //     return ESP_OK;
-    // }
+    esp_err_t register_callback(void * callback)
+    {
+        return ESP_OK;
+    }
 
     void setTimeout(unsigned long timeout)
     {
@@ -268,6 +273,8 @@ class BTLESerial : public virtual BTSerialInterface, public BleSerial
 
     void deleteAllBondedDevices() {}
 
+    void memrelease() {}
+
     // Callbacks removed in v2 of BleSerial. Using polled connected() in bluetoothUpdate()
     // override BLEServerCallbacks
     // void Server->onConnect(BLEServer *pServer)