First SIM808 support commit. Added template base class and some basic functionality

src/TinyGsmBluetooth.tpp

@@ -0,0 +1,57 @@
+/**
+ * @file       TinyGsmGPS.tpp
+ * @author     Adrian Cervera Andes
+ * @license    LGPL-3.0
+ * @copyright  Copyright (c) 2021 Adrian Cervera Andes
+ * @date       Jan 2021
+ */
+
+#ifndef SRC_TINYGSMBLUETOOTH_H_
+#define SRC_TINYGSMBLUETOOTH_H_
+
+#include "TinyGsmCommon.h"
+
+#define TINY_GSM_MODEM_HAS_BLUETOOTH
+
+template <class modemType>
+class TinyGsmBluetooth {
+ public:
+  /*
+   * Bluetooth functions
+   */
+  bool enableBluetooth() {
+    return thisModem().enableBluetoothImpl();
+  }
+  bool disableBluetooth() {
+    return thisModem().disableBluetoothImpl();
+  }
+  bool setBluetoothVisibility(bool visible) {
+    return thisModem().setBluetoothVisibilityImpl(visible);
+  }
+  bool setBluetoothHostName(const char* name) {
+	return thisModem().setBluetoothHostNameImpl(name);
+  }
+  
+  /*
+   * CRTP Helper
+   */
+ protected:
+  inline const modemType& thisModem() const {
+    return static_cast<const modemType&>(*this);
+  }
+  inline modemType& thisModem() {
+    return static_cast<modemType&>(*this);
+  }
+
+  /*
+   * Bluetooth functions
+   */
+
+  bool    enableBluetoothImpl() TINY_GSM_ATTR_NOT_IMPLEMENTED;
+  bool    disableBluetoothImpl() TINY_GSM_ATTR_NOT_IMPLEMENTED;
+  bool    setBluetoothVisibilityImpl(bool visible) TINY_GSM_ATTR_NOT_IMPLEMENTED;
+  bool    setBluetoothHostNameImpl(const char* name) TINY_GSM_ATTR_NOT_IMPLEMENTED;
+};
+
+
+#endif  // SRC_TINYGSMBLUETOOTH_H_

src/TinyGsmClientSIM808.h

@@ -12,9 +12,11 @@
 
 #include "TinyGsmClientSIM800.h"
 #include "TinyGsmGPS.tpp"
+#include "TinyGsmBluetooth.tpp"
 
-class TinyGsmSim808 : public TinyGsmSim800, public TinyGsmGPS<TinyGsmSim808> {
+class TinyGsmSim808 : public TinyGsmSim800, public TinyGsmGPS<TinyGsmSim808>, public TinyGsmBluetooth<TinyGsmSim808> {
   friend class TinyGsmGPS<TinyGsmSim808>;
+  friend class TinyGsmBluetooth<TinyGsmSim808>;
 
  public:
   explicit TinyGsmSim808(Stream& stream) : TinyGsmSim800(stream) {}
@@ -127,6 +129,40 @@ class TinyGsmSim808 : public TinyGsmSim800, public TinyGsmGPS<TinyGsmSim808> {
     waitResponse();
     return false;
   }
+  
+    /*
+   * Bluetooth functions
+   */
+   
+  bool enableBluetoothImpl() {
+    sendAT(GF("+BTPOWER=1"));
+    if (waitResponse() != 1) { return false; }
+    return true;
+  }
+
+  bool disableBluetoothImpl() {
+    sendAT(GF("+BTPOWER=0"));
+    if (waitResponse() != 1) { return false; }
+    return true;
+  }
+  
+  bool setBluetoothVisibilityImpl(bool visible) {
+    sendAT(GF("+BTVIS="), visible);
+    if (waitResponse() != 1) {
+      return false;
+    }
+    
+    return true;
+  }
+
+  bool setBluetoothHostNameImpl(const char* name) {
+    sendAT(GF("+BTHOST="), name);
+    if (waitResponse() != 1) {
+      return false;
+    }
+    
+    return true;
+  }
 };
 
 #endif  // SRC_TINYGSMCLIENTSIM808_H_