Merge 'Adding getDataLength()'

Author: h2zero

src/NimBLECharacteristic.cpp

@@ -198,6 +198,15 @@ uint8_t* NimBLECharacteristic::getData() {
 } // getData
 
 
+/**
+ * @brief Retrieve the the current data length of the characteristic.
+ * @return The length of the current characteristic data.
+ */
+size_t NimBLECharacteristic:: getDataLength() {
+	return m_value.getLength();
+}
+
+
 int NimBLECharacteristic::handleGapEvent(uint16_t conn_handle, uint16_t attr_handle,
                              struct ble_gatt_access_ctxt *ctxt,
                              void *arg)
@@ -637,4 +646,4 @@ void NimBLECharacteristicCallbacks::onStatus(NimBLECharacteristic* pCharacterist
 	NIMBLE_LOGD("NimBLECharacteristicCallbacks", "onStatus: default");
 } // onStatus
 
-#endif /* CONFIG_BT_ENABLED */
+#endif /* CONFIG_BT_ENABLED */

src/NimBLECharacteristic.h

@@ -97,6 +97,7 @@ class NimBLECharacteristic {
 	NimBLEUUID        getUUID();
 	std::string       getValue();
 	uint8_t*          getData();
+	size_t            getDataLength();
 
 	void indicate();
 	void notify(bool is_notification = true);
@@ -191,4 +192,4 @@ class NimBLECharacteristicCallbacks {
 	virtual void onStatus(NimBLECharacteristic* pCharacteristic, Status s, int code);
 };
 #endif /* CONFIG_BT_ENABLED */
-#endif /*MAIN_NIMBLECHARACTERISTIC_H_*/
+#endif /*MAIN_NIMBLECHARACTERISTIC_H_*/