publish libraries to avoid users to have to download them one by one

lib/ESP32_BLE_Arduino/src/GeneralUtils.h

@@ -0,0 +1,28 @@
+/*
+ * GeneralUtils.h
+ *
+ *  Created on: May 20, 2017
+ *      Author: kolban
+ */
+
+#ifndef COMPONENTS_CPP_UTILS_GENERALUTILS_H_
+#define COMPONENTS_CPP_UTILS_GENERALUTILS_H_
+#include <stdint.h>
+#include <string>
+#include <esp_err.h>
+
+/**
+ * @brief General utilities.
+ */
+class GeneralUtils {
+public:
+	static bool        base64Decode(const std::string& in, std::string* out);
+	static bool        base64Encode(const std::string& in, std::string* out);
+	static bool        endsWith(std::string str, char c);
+	static const char* errorToString(esp_err_t errCode);
+	static void        hexDump(const uint8_t* pData, uint32_t length);
+	static std::string ipToString(uint8_t* ip);
+	static void        restart();
+};
+
+#endif /* COMPONENTS_CPP_UTILS_GENERALUTILS_H_ */