2 * Copyright (C) 2015, 2016 "IoT.bzh"
3 * Author "Romain Forlot" <romain.forlot@iot.bzh>
5 * Licensed under the Apache License, Version 2.0 (the "License");
6 * you may not use this file except in compliance with the License.
7 * You may obtain a copy of the License at
9 * http://www.apache.org/licenses/LICENSE-2.0
11 * Unless required by applicable law or agreed to in writing, software
12 * distributed under the License is distributed on an "AS IS" BASIS,
13 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
14 * See the License for the specific language governing permissions and
15 * limitations under the License.
24 #include "../can/can-signals.hpp"
25 #include "../diagnostic/diagnostic-message.hpp"
26 #include "../utils/socketcan-bcm.hpp"
33 event_filter_t() : frequency{NAN}, min{NAN}, max{NAN} {}
36 class low_can_subscription_t
40 struct afb_event event_;
43 std::shared_ptr<can_signal_t> can_signal_;
44 std::vector<std::shared_ptr<diagnostic_message_t> > diagnostic_message_;
47 struct event_filter_t event_filter_;
49 utils::socketcan_bcm_t socket_;
51 low_can_subscription_t();
52 low_can_subscription_t(struct event_filter_t event_filter);
53 low_can_subscription_t(const low_can_subscription_t& s) = delete;
54 low_can_subscription_t(low_can_subscription_t&& s);
55 ~low_can_subscription_t();
57 low_can_subscription_t& operator=(const low_can_subscription_t& s);
58 explicit operator bool() const;
60 int get_index() const;
61 struct afb_event& get_event();
62 const std::shared_ptr<can_signal_t> get_can_signal() const;
63 const std::shared_ptr<diagnostic_message_t> get_diagnostic_message(uint32_t pid) const;
64 const std::vector<std::shared_ptr<diagnostic_message_t> > get_diagnostic_message() const;
65 const std::shared_ptr<diagnostic_message_t> get_diagnostic_message(const std::string& name) const;
66 const std::string get_name() const;
67 const std::string get_name(uint32_t pid) const;
68 float get_frequency() const;
69 float get_min() const;
70 float get_max() const;
71 utils::socketcan_bcm_t& get_socket();
73 void set_event(struct afb_event event);
74 void set_frequency(float freq);
75 void set_min(float min);
76 void set_max(float max);
78 struct utils::simple_bcm_msg make_bcm_head(uint32_t can_id, uint32_t flags, const struct timeval& timeout, const struct timeval& frequency_thinning) const;
79 void add_bcm_frame(const struct can_frame& cfd, struct utils::simple_bcm_msg& bcm_msg) const;
81 int create_rx_filter();
82 int create_rx_filter(std::shared_ptr<can_signal_t> sig);
83 int create_rx_filter(std::shared_ptr<diagnostic_message_t> sig);
84 int create_rx_filter(utils::simple_bcm_msg& bcm_msg);