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/HardwareDrivers/EVSE/MicroMegaWattBSP/umwc_comms/evSerial.h

@@ -0,0 +1,81 @@
+// SPDX-License-Identifier: Apache-2.0
+// Copyright 2020 - 2021 Pionix GmbH and Contributors to EVerest
+#ifndef YETI_SERIAL
+#define YETI_SERIAL
+
+#include "umwc.pb.h"
+#include <date/date.h>
+#include <date/tz.h>
+#include <sigslot/signal.hpp>
+#include <stdint.h>
+#include <termios.h>
+#include <utils/thread.hpp>
+
+class evSerial {
+
+public:
+    evSerial();
+    ~evSerial();
+
+    bool openDevice(const char* device, int baud);
+    bool is_open() {
+        return fd > 0;
+    };
+
+    void readThread();
+    void run();
+
+    void enable(bool en);
+    void disable();
+    void replug();
+    bool reset(const std::string& reset_chip, const int reset_line);
+    void firmwareUpdate(bool rom);
+    void keepAlive();
+
+    void setPWM(uint32_t dc);
+    void allowPowerOn(bool p);
+
+    void setOutputVoltageCurrent(float v, float c);
+
+    sigslot::signal<KeepAliveLo> signalKeepAliveLo;
+    sigslot::signal<Telemetry> signalTelemetry;
+
+    sigslot::signal<CpState> signalCPState;
+    sigslot::signal<ErrorFlags> signalErrorFlags;
+    sigslot::signal<bool> signalRelaisState;
+
+    sigslot::signal<> signalSpuriousReset;
+    sigslot::signal<> signalConnectionTimeout;
+
+private:
+    // Serial interface
+    bool setSerialAttributes();
+    int fd;
+    int baud;
+
+    // COBS de-/encoder
+    void cobsDecodeReset();
+    void handlePacket(uint8_t* buf, int len);
+    void cobsDecode(uint8_t* buf, int len);
+    void cobsDecodeByte(uint8_t byte);
+    size_t cobsEncode(const void* data, size_t length, uint8_t* buffer);
+    uint8_t msg[2048];
+    uint8_t code;
+    uint8_t block;
+    uint8_t* decode;
+    uint32_t crc32(uint8_t* buf, int len);
+
+    // Read thread for serial port
+    Everest::Thread readThreadHandle;
+    Everest::Thread timeoutDetectionThreadHandle;
+
+    bool linkWrite(EverestToMcu* m);
+    volatile bool reset_done_flag;
+    volatile bool forced_reset;
+
+    bool serial_timed_out();
+    void timeoutDetectionThread();
+    std::chrono::time_point<date::utc_clock> last_keep_alive_lo_timestamp;
+};
+
+#endif