diff options
Diffstat (limited to 'low-can-binding/utils/socketcan-j1939/socketcan-j1939.hpp')
-rw-r--r-- | low-can-binding/utils/socketcan-j1939/socketcan-j1939.hpp | 68 |
1 files changed, 68 insertions, 0 deletions
diff --git a/low-can-binding/utils/socketcan-j1939/socketcan-j1939.hpp b/low-can-binding/utils/socketcan-j1939/socketcan-j1939.hpp new file mode 100644 index 00000000..6c2ea696 --- /dev/null +++ b/low-can-binding/utils/socketcan-j1939/socketcan-j1939.hpp @@ -0,0 +1,68 @@ +/* + * Copyright (C) 2018, 2019 "IoT.bzh" + * Author "Arthur Guyader" <arthur.guyader@iot.bzh> + * + * Licensed under the Apache License, Version 2.0 (the "License"); + * you may not use this file except in compliance with the License. + * You may obtain a copy of the License at + * + * http://www.apache.org/licenses/LICENSE-2.0 + * + * Unless required by applicable law or agreed to in writing, software + * distributed under the License is distributed on an "AS IS" BASIS, + * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. + * See the License for the specific language governing permissions and + * limitations under the License. + */ + +#pragma once + +#include <thread> +#include <mutex> +#include <condition_variable> +#include <linux/can/j1939.h> +#include <net/if.h> +#include "../socketcan.hpp" +#include "../../can/message/j1939-message.hpp" + +#ifndef J1939_NAME_ECU +#define J1939_NAME_ECU 0x1234 +#endif + +namespace utils +{ + + /** + * @enum state + * @brief The state of the address claiming + */ + enum class claiming_state { + INITIAL, ///< INITIAL - INITIAL state + CLAIMING, ///< CLAIMING - CLAIMING state + OPERATIONAL, ///< OPERATIONAL - OPERATIONAL state + INVALID + }; + + class socketcan_j1939_addressclaiming_t; + class socketcan_j1939_t : public socketcan_t + { + public: + using socketcan_t::socketcan_t; + virtual int open(std::string device_name); + virtual int open(std::string device_name, name_t name, pgn_t pgn, uint8_t addr); + virtual std::shared_ptr<message_t> read_message(); + virtual std::shared_ptr<message_t> read_message(int flag); + virtual int write_message(message_t& obj); + virtual int write_j1939_message(pgn_t pgn, std::vector<uint8_t> &data, uint32_t len_data); + + protected: + struct ifreq ifr_; + static std::mutex mutex_claiming_; + static std::condition_variable signal_address_claiming_; + void define_tx_address(std::string device_name, name_t name, pgn_t pgn, uint8_t addr); + void add_filter(name_t name, pgn_t pgn, uint8_t addr, name_t name_mask, pgn_t pgn_mask, uint8_t addr_mask); + void define_opt(bool promisc = true, bool recv_own_msgs = true, bool broadcast = true); + + }; +} + |