diff options
Diffstat (limited to 'CAN-binder/low-can-binding/binding/low-can-cb.hpp')
-rw-r--r-- | CAN-binder/low-can-binding/binding/low-can-cb.hpp | 72 |
1 files changed, 72 insertions, 0 deletions
diff --git a/CAN-binder/low-can-binding/binding/low-can-cb.hpp b/CAN-binder/low-can-binding/binding/low-can-cb.hpp new file mode 100644 index 00000000..1608db7d --- /dev/null +++ b/CAN-binder/low-can-binding/binding/low-can-cb.hpp @@ -0,0 +1,72 @@ +/* + * Copyright (C) 2015, 2016 "IoT.bzh" + * Author "Romain Forlot" <romain.forlot@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. + */ + +#include <string> +#include "../utils/socketcan-bcm.hpp" + +struct event_filter_t +{ + float frequency; + float min; + float max; +}; + +class low_can_subscription_t +{ +private: + int index_; + + /// Signal part + std::string sig_name_; + std::string bus_name_; + uint32_t can_id_; + uint8_t bit_position_; /*!< bitPosition_ - The starting bit of the signal in its CAN message (assuming + * non-inverted bit numbering, i.e. the most significant bit of + * each byte is 0) */ + uint8_t bit_size_; /*!< bit_size_ - The width of the bit field in the CAN message. */ + float factor_; /*!< factor_ - The final value will be multiplied by this factor. Use 1 if you + * don't need a factor. */ + float offset_; /*!< offset_ - The final value will be added to this offset. Use 0 if you + * don't need an offset. */ + + /// Filtering part + struct event_filter_t event_filter_ = {-1.0, -1.0, -1.0}; + + utils::socketcan_bcm_t socket_; +public: + low_can_subscription_t(); + low_can_subscription_t(struct event_filter_t event_filter); + low_can_subscription_t(const low_can_subscription_t& s) = delete; + low_can_subscription_t(low_can_subscription_t&& s); + + low_can_subscription_t& operator=(const low_can_subscription_t& s); + explicit operator bool() const; + + int get_index() const; + const std::string get_sig_name() const; + float get_frequency() const; + float get_min() const; + float get_max() const; + utils::socketcan_bcm_t& get_socket(); + + void set_frequency(float freq); + void set_min(float min); + void set_max(float max); + + int create_rx_filter(); + int create_rx_filter(const std::string& bus_name, const std::string& sig_name, uint32_t can_id, uint8_t bit_position, uint8_t bit_size, float factor, float offset); +}; |