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-rw-r--r--low-can-binding/can/signals.cpp242
1 files changed, 242 insertions, 0 deletions
diff --git a/low-can-binding/can/signals.cpp b/low-can-binding/can/signals.cpp
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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.
+ */
+
+#include <fnmatch.h>
+
+#include "signals.hpp"
+
+#include "../binding/application.hpp"
+#include "../utils/signals.hpp"
+#include "can-decoder.hpp"
+#include "message/can-message.hpp"
+#include "can-bus.hpp"
+#include "../diagnostic/diagnostic-message.hpp"
+#include "canutil/write.h"
+
+std::string signal_t::prefix_ = "messages";
+
+signal_t::signal_t(
+ std::string generic_name,
+ uint8_t bit_position,
+ uint8_t bit_size,
+ float factor,
+ float offset,
+ float min_value,
+ float max_value,
+ frequency_clock_t frequency,
+ bool send_same,
+ bool force_send_changed,
+ std::map<uint8_t, std::string> states,
+ bool writable,
+ signal_decoder decoder,
+ signal_encoder encoder,
+ bool received,
+ std::pair<bool,int> multiplex,
+ bool is_big_endian,
+ bool is_signed,
+ std::string unit)
+ : parent_{nullptr},
+ generic_name_{ generic_name }
+ , bit_position_{ bit_position }
+ , bit_size_{ bit_size }
+ , factor_{ factor }
+ , offset_{ offset }
+ , min_value_{min_value}
+ , max_value_{max_value}
+ , frequency_{frequency}
+ , send_same_{send_same}
+ , force_send_changed_{force_send_changed}
+ , states_{states}
+ , writable_{writable}
+ , decoder_{decoder}
+ , encoder_{encoder}
+ , received_{received}
+ , last_value_{.0f}
+ , multiplex_{multiplex}
+ , is_big_endian_{is_big_endian}
+ , is_signed_{is_signed}
+ , unit_{unit}
+{}
+
+signal_t::signal_t(
+ std::string generic_name,
+ uint8_t bit_position,
+ uint8_t bit_size,
+ float factor,
+ float offset,
+ float min_value,
+ float max_value,
+ frequency_clock_t frequency,
+ bool send_same,
+ bool force_send_changed,
+ std::map<uint8_t, std::string> states,
+ bool writable,
+ signal_decoder decoder,
+ signal_encoder encoder,
+ bool received)
+ : generic_name_{ generic_name }
+ , bit_position_{ bit_position }
+ , bit_size_{ bit_size }
+ , factor_{ factor }
+ , offset_{ offset }
+ , min_value_{min_value}
+ , max_value_{max_value}
+ , frequency_{frequency}
+ , send_same_{send_same}
+ , force_send_changed_{force_send_changed}
+ , states_{states}
+ , writable_{writable}
+ , decoder_{decoder}
+ , encoder_{encoder}
+ , received_{received}
+{}
+
+std::shared_ptr<message_definition_t> signal_t::get_message() const
+{
+ return parent_;
+}
+
+const std::string signal_t::get_generic_name() const
+{
+ return generic_name_;
+}
+
+const std::string signal_t::get_name() const
+{
+ return prefix_ + "." + generic_name_;
+}
+
+uint8_t signal_t::get_bit_position() const
+{
+ return bit_position_;
+}
+
+uint8_t signal_t::get_bit_size() const
+{
+ return bit_size_;
+}
+
+float signal_t::get_factor() const
+{
+ return factor_;
+}
+
+float signal_t::get_offset() const
+{
+ return offset_;
+}
+
+frequency_clock_t& signal_t::get_frequency()
+{
+ return frequency_;
+}
+
+bool signal_t::get_send_same() const
+{
+ return send_same_;
+}
+
+const std::string signal_t::get_states(uint8_t value)
+{
+ if ( states_.count(value) > 0 )
+ return states_[value];
+ return std::string();
+}
+
+uint64_t signal_t::get_states(const std::string& value) const
+{
+ uint64_t ret = -1;
+ for( const auto& state: states_)
+ {
+ if(state.second == value)
+ {
+ ret = (uint64_t)state.first;
+ break;
+ }
+ }
+ return ret;
+}
+
+bool signal_t::get_writable() const
+{
+ return writable_;
+}
+
+signal_decoder& signal_t::get_decoder()
+{
+ return decoder_;
+}
+
+signal_encoder& signal_t::get_encoder()
+{
+ return encoder_;
+}
+
+bool signal_t::get_received() const
+{
+ return received_;
+}
+
+float signal_t::get_last_value() const
+{
+ return last_value_;
+}
+
+std::pair<float, uint64_t> signal_t::get_last_value_with_timestamp() const
+{
+ return std::make_pair(last_value_, frequency_.get_last_tick());
+}
+
+void signal_t::set_parent(std::shared_ptr<message_definition_t> parent)
+{
+ parent_ = parent;
+}
+
+void signal_t::set_received(bool r)
+{
+ received_ = r;
+}
+
+void signal_t::set_last_value(float val)
+{
+ last_value_ = val;
+}
+
+void signal_t::set_timestamp(uint64_t timestamp)
+{
+ frequency_.tick(timestamp);
+}
+
+std::pair<bool,int> signal_t::get_multiplex() const
+{
+ return multiplex_;
+}
+
+bool signal_t::get_is_big_endian() const
+{
+ return is_big_endian_;
+}
+
+bool signal_t::get_is_signed() const
+{
+ return is_signed_;
+}
+
+const std::string signal_t::get_unit() const
+{
+ return unit_;
+}