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+/*
+ * 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.
+ */
+
+/**
+ * @class can_message_definition_t
+ *
+ * @brief The definition of a CAN message. This includes a lot of metadata, so
+ * to save memory this struct should not be used for storing incoming and
+ * outgoing CAN messages.
+ */
+
+#pragma once
+
+#include <vector>
+#include <memory>
+
+#include "can-signals.hpp"
+#include "can-message.hpp"
+#include "can-message-set.hpp"
+#include "../utils/timer.hpp"
+
+class can_message_set_t;
+
+/// @brief The definition of a CAN message. This includes a lot of metadata, so
+/// to save memory this class gets the can_signal_t object related to a CAN message.
+class can_message_definition_t
+{
+private:
+ can_message_set_t* parent_; ///< parent_ - Pointer to the CAN message set holding this CAN message definition */
+ std::string bus_; ///< bus_ - Address of CAN bus device. */
+ uint32_t id_; ///< id_ - The ID of the message.*/
+ can_message_format_t format_; ///< format_ - the format of the message's ID.*/
+ frequency_clock_t frequency_clock_; ///< clock_ - an optional frequency clock to control the output of this
+ /// message, if sent raw, or simply to mark the max frequency for custom
+ /// handlers to retrieve.*/
+ bool force_send_changed_; ///< force_send_changed_ - If true, regardless of the frequency, it will send CAN
+ /// message if it has changed when using raw passthrough.*/
+ std::vector<uint8_t> last_value_; ///< last_value_ - The last received value of the message. Defaults to undefined.
+ /// This is required for the forceSendChanged functionality, as the stack
+ /// needs to compare an incoming CAN message with the previous frame.*/
+ std::vector<std::shared_ptr<can_signal_t> > can_signals_; ///< can_signals_ - Vector holding can_signal_t object which share the same arbitration ID */
+
+public:
+ //can_message_definition_t(const can_message_definition_t& b);
+ can_message_definition_t(const std::string bus);
+ can_message_definition_t(const std::string bus, uint32_t id, frequency_clock_t frequency_clock, bool force_send_changed);
+ can_message_definition_t(const std::string bus, uint32_t id, can_message_format_t format, frequency_clock_t frequency_clock, bool force_send_changed);
+ can_message_definition_t(const std::string bus, uint32_t id, can_message_format_t format, frequency_clock_t frequency_clock, bool force_send_changed, const std::vector<std::shared_ptr<can_signal_t> >& can_signals);
+
+ const std::string get_bus_name() const;
+ const std::string get_bus_device_name() const;
+ uint32_t get_id() const;
+ std::vector<std::shared_ptr<can_signal_t> >& get_can_signals();
+
+ void set_parent(can_message_set_t* parent);
+ void set_last_value(const can_message_t& cm);
+};