d398a6ced2
- 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
61 lines
2.1 KiB
C++
61 lines
2.1 KiB
C++
// SPDX-License-Identifier: Apache-2.0
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// Copyright (C) 2022 chargebyte GmbH
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// Copyright (C) 2022 Contributors to EVerest
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#ifndef CONNECTION_H
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#define CONNECTION_H
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#include <cstddef>
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#include <netinet/in.h>
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#include "v2g_ctx.hpp"
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/*!
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* \brief initialise TCP/TLS connections
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* \param ctx the V2G context
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* \return 0 on success
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*/
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int connection_init(struct v2g_context* ctx);
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/*!
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* \brief start TCP/TLS servers
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* \param ctx the V2G context
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* \return 0 on success
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*/
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int connection_start_servers(struct v2g_context* ctx);
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int create_udp_socket(const uint16_t udp_port, const char* interface_name);
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/*!
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* \brief check for V2G message sequence timeout
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* \param ts_start start time
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* \param ctx the V2G context
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* \return true on timeout
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*/
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bool is_sequence_timeout(struct timespec ts_start, struct v2g_context* ctx);
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/*!
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* \brief connection_read This abstracts a read from the connection socket, so that higher level functions
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* are not required to distinguish between TCP and TLS connections.
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* \param conn v2g connection context
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* \param buf buffer to store received message sequence.
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* \param count number of read bytes.
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* \return Returns the number of read bytes if successful, otherwise returns -1 for reading errors and
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* -2 for closed connection */
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ssize_t connection_read(struct v2g_connection* conn, unsigned char* buf, std::size_t count, bool read_complete);
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/*!
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* \brief connection_write This abstracts a write to the connection socket, so that higher level functions
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* are not required to distinguish between TCP and TLS connections.
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* \param conn v2g connection context
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* \param buf buffer to store received message sequence.
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* \param count size of the buffer
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* \return Returns the number of read bytes if successful, otherwise returns -1 for reading errors and
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* -2 for closed connection */
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ssize_t connection_write(struct v2g_connection* conn, unsigned char* buf, std::size_t count);
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void* connection_handle_tcp(void* data);
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void* connection_handle(void* data);
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int connection_proxy(struct v2g_connection* conn, int proxy_fd);
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#endif /* CONNECTION_H */
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