draft transfer implementation

include/common.hpp

@@ -0,0 +1,65 @@
+/*
+ *   This file is part of Checkpoint
+ *   Copyright (C) 2017-2021 Bernardo Giordano, FlagBrew
+ *
+ *   This program is free software: you can redistribute it and/or modify
+ *   it under the terms of the GNU 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 General Public License for more details.
+ *
+ *   You should have received a copy of the GNU General Public License
+ *   along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ *
+ *   Additional Terms 7.b and 7.c of GPLv3 apply to this file:
+ *       * Requiring preservation of specified reasonable legal notices or
+ *         author attributions in that material or in the Appropriate Legal
+ *         Notices displayed by works containing it.
+ *       * Prohibiting misrepresentation of the origin of that material,
+ *         or requiring that modified versions of such material be marked in
+ *         reasonable ways as different from the original version.
+ */
+
+#ifndef COMMON_HPP
+#define COMMON_HPP
+
+#include <algorithm>
+#include <arpa/inet.h>
+#include <codecvt>
+#include <cstdio>
+#include <locale>
+#include <memory>
+#include <netinet/in.h>
+#include <stdarg.h>
+#include <string.h>
+#include <string>
+#include <sys/socket.h>
+#include <time.h>
+#include <unistd.h>
+
+#define ATEXIT(func) atexit((void (*)())func)
+
+namespace DateTime {
+    std::string timeStr(void);
+    std::string dateTimeStr(void);
+    std::string logDateTime(void);
+}
+
+namespace StringUtils {
+    bool containsInvalidChar(const std::string& str);
+    std::string escapeJson(const std::string& s);
+    std::string format(const std::string fmt_str, ...);
+    std::string removeForbiddenCharacters(std::string src);
+    std::string UTF16toUTF8(const std::u16string& src);
+    void ltrim(std::string& s);
+    void rtrim(std::string& s);
+    void trim(std::string& s);
+}
+
+char* getConsoleIP(void);
+
+#endif