Add extracted tools: CitrineOS, OpenOCPP, ShapeShifter

- CitrineOS core extracted (CSMS OCPP 2.0.1)
- OpenOCPP extracted (firmware OCPP 1.6J/2.0.1)
- ShapeShifter library installed (pip install -e)
- ShapeShifter specification extracted
- EVerest extracted

TODO updated with progress

tools/EVerest-main/modules/API/RpcApi/server/TransportInterface.hpp

@@ -0,0 +1,56 @@
+// SPDX-License-Identifier: Apache-2.0
+// Copyright chargebyte GmbH and Contributors to EVerest
+#ifndef TRANSPORTINTERFACE_HPP
+#define TRANSPORTINTERFACE_HPP
+
+#include <cstdint>
+#include <functional>
+#include <memory>
+#include <optional>
+#include <stdexcept>
+#include <string>
+#include <vector>
+
+namespace server {
+
+class TransportInterface {
+public:
+    using ClientId = std::string;
+    using Address = std::string;
+    using Data = std::vector<uint8_t>;
+
+    explicit TransportInterface() = default;
+    virtual ~TransportInterface() = default;
+
+    const std::string& server_name() const;
+
+    virtual void send_data(const Data& data) = 0;
+    virtual void send_data(const ClientId& clientId, const Data& data) = 0;
+    inline void send_data(const ClientId& clientId, const std::string& data) {
+        send_data(clientId, std::vector<uint8_t>(data.begin(), data.end()));
+    };
+    virtual void kill_client_connection(const ClientId& clientId, const std::string& killReason) = 0;
+
+    virtual uint32_t connections_count() const = 0;
+
+    const std::string& server_url() const;
+    void set_server_url(const std::string& serverUrl);
+
+    virtual bool running() const = 0;
+
+    std::function<void(const ClientId&, const Address&)> on_client_connected;
+    std::function<void(const ClientId&)> on_client_disconnected;
+    std::function<void(const ClientId&, const Data&)> on_data_available;
+
+protected:
+    std::string m_server_url;
+    std::string m_server_name;
+
+public:
+    virtual bool start_server() = 0;
+    virtual bool stop_server() = 0;
+};
+
+} // namespace server
+
+#endif // TRANSPORTINTERFACE_HPP