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/EVSE/EvseV2G/sdp.hpp

@@ -0,0 +1,27 @@
+// SPDX-License-Identifier: Apache-2.0
+// Copyright (C) 2022-2023 chargebyte GmbH
+// Copyright (C) 2022-2023 Contributors to EVerest
+#ifndef SDP_H
+#define SDP_H
+
+#include "v2g.hpp"
+
+enum sdp_security {
+    SDP_SECURITY_TLS = 0x00,
+    SDP_SECURITY_NONE = 0x10,
+};
+
+enum sdp_transport_protocol {
+    SDP_TRANSPORT_PROTOCOL_TCP = 0x00,
+    SDP_TRANSPORT_PROTOCOL_UDP = 0x10,
+};
+
+int sdp_write_header(uint8_t* buffer, uint16_t payload_type, uint32_t payload_len);
+int sdp_validate_header(uint8_t* buffer, uint16_t expected_payload_type, uint32_t expected_payload_len);
+int sdp_create_response(uint8_t* buffer, struct sockaddr_in6* addr, enum sdp_security security,
+                        enum sdp_transport_protocol proto);
+int sdp_init(struct v2g_context* v2g_ctx);
+int sdp_listen(struct v2g_context* v2g_ctx);
+void sdp_set_dlink_ready(struct v2g_context* v2g_ctx, bool ready);
+
+#endif /* SDP_H */