diff options
Diffstat (limited to 'CAN-binder/low-can-binding/can/can-bus-dev.hpp')
-rw-r--r-- | CAN-binder/low-can-binding/can/can-bus-dev.hpp | 65 |
1 files changed, 65 insertions, 0 deletions
diff --git a/CAN-binder/low-can-binding/can/can-bus-dev.hpp b/CAN-binder/low-can-binding/can/can-bus-dev.hpp new file mode 100644 index 00000000..8b4cf47e --- /dev/null +++ b/CAN-binder/low-can-binding/can/can-bus-dev.hpp @@ -0,0 +1,65 @@ +/* + * Copyright (C) 2015, 2016, 2017 "IoT.bzh" + * Author "Romain Forlot" <romain.forlot@iot.bzh> + * Author "Loïc Collignon" <loic.collignon@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 <stdint.h> +#include <string> +#include <thread> + +#include "../utils/socketcan.hpp" + +class can_bus_t; +class can_message_t; +class can_signal_t; + +/// @brief Object representing a can device. Handle opening, closing and reading on the +/// socket. This is the low level object to be initialized and use by can_bus_t. +class can_bus_dev_t +{ +private: + std::string device_name_; ///< a string identifier identitfying the linux CAN device. + utils::socketcan_t can_socket_; + + int index_; + + std::thread th_reading_; ///< Thread handling read the socket can device filling can_message_q_ queue of can_bus_t + bool is_running_ = false; ///< boolean telling whether or not reading is running or not + void can_reader(can_bus_t& can_bus); + +public: + can_bus_dev_t(const std::string& dev_name, int index); + + std::string get_device_name() const; + int get_index() const; + utils::socketcan_t& get_socket(); + + int open(); + void configure(); + int close(); + + void start_reading(can_bus_t& can_bus); + + void stop_reading(); + + can_message_t read(); + int create_rx_filter(const can_signal_t& s); + + int send(can_message_t& can_msg); + bool shims_send(const uint32_t arbitration_id, const uint8_t* data, const uint8_t size); +}; |