CAN-binder/low-can-binding/can/can-signals.cpp

   1 /*
   2  * Copyright (C) 2015, 2016 "IoT.bzh"
   3  * Author "Romain Forlot" <romain.forlot@iot.bzh>
   4  *
   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
   8  *
   9  *       http://www.apache.org/licenses/LICENSE-2.0
  10  *
  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.
  16  */
  17
  18 #include <fnmatch.h>
  19
  20 #include "can-signals.hpp"
  21
  22 #include "../binding/application.hpp"
  23 #include "../utils/signals.hpp"
  24 #include "can-decoder.hpp"
  25 #include "can-message.hpp"
  26 #include "can-bus.hpp"
  27 #include "../diagnostic/diagnostic-message.hpp"
  28 #include "canutil/write.h"
  29
  30 std::string can_signal_t::prefix_ = "messages";
  31
  32 can_signal_t::can_signal_t(
  33         std::string generic_name,
  34         uint8_t bit_position,
  35         uint8_t bit_size,
  36         float factor,
  37         float offset,
  38         float min_value,
  39         float max_value,
  40         frequency_clock_t frequency,
  41         bool send_same,
  42         bool force_send_changed,
  43         std::map<uint8_t, std::string> states,
  44         bool writable,
  45         SignalDecoder decoder,
  46         SignalEncoder encoder,
  47         bool received)
  48         : parent_{nullptr},
  49          generic_name_{ generic_name }
  50         , bit_position_{ bit_position }
  51         , bit_size_{ bit_size }
  52         , factor_{ factor }
  53         , offset_{ offset }
  54         , min_value_{min_value}
  55         , max_value_{max_value}
  56         , frequency_{frequency}
  57         , send_same_{send_same}
  58         , force_send_changed_{force_send_changed}
  59         , states_{states}
  60         , writable_{writable}
  61         , decoder_{decoder}
  62         , encoder_{encoder}
  63         , received_{received}
  64         , last_value_{.0f}
  65 {}
  66
  67 /*can_signal_t::can_signal_t(const can_signal_t& b)
  68         : parent_{b.parent_},
  69          generic_name_{ b.generic_name_}
  70         , bit_position_{ b.bit_position_}
  71         , bit_size_{ b.bit_size_}
  72         , factor_{ b.factor_ }
  73         , offset_{ b.offset_}
  74         , min_value_{b.min_value_}
  75         , max_value_{b.max_value_}
  76         , frequency_{b.frequency_}
  77         , send_same_{b.send_same_}
  78         , force_send_changed_{b.force_send_changed_}
  79         , states_{b.states_}
  80         , writable_{b.writable_}
  81         , decoder_{b.decoder_}
  82         , encoder_{b.encoder_}
  83         , received_{b.received_}
  84         , last_value_{b.last_value_}
  85 {}*/
  86 can_message_definition_t* can_signal_t::get_message() const
  87 {
  88         return parent_;
  89 }
  90
  91 const std::string can_signal_t::get_generic_name() const
  92 {
  93         return generic_name_;
  94 }
  95
  96 const std::string can_signal_t::get_name() const
  97 {
  98         return prefix_ + "." + generic_name_;
  99 }
 100
 101 const std::string can_signal_t::get_prefix() const
 102 {
 103         return prefix_;
 104 }
 105
 106 uint8_t can_signal_t::get_bit_position() const
 107 {
 108         return bit_position_;
 109 }
 110
 111 uint8_t can_signal_t::get_bit_size() const
 112 {
 113         return bit_size_;
 114 }
 115
 116 float can_signal_t::get_factor() const
 117 {
 118         return factor_;
 119 }
 120
 121 float can_signal_t::get_offset() const
 122 {
 123         return offset_;
 124 }
 125
 126 float can_signal_t::get_min_value() const
 127 {
 128         return min_value_;
 129 }
 130
 131 float can_signal_t::get_max_value() const
 132 {
 133         return max_value_;
 134 }
 135
 136 frequency_clock_t& can_signal_t::get_frequency()
 137 {
 138         return frequency_;
 139 }
 140
 141 bool can_signal_t::get_send_same() const
 142 {
 143         return send_same_;
 144 }
 145
 146 bool can_signal_t::get_force_send_changed() const
 147 {
 148         return force_send_changed_;
 149 }
 150
 151 const std::map<uint8_t, std::string>& can_signal_t::get_states() const
 152 {
 153         return states_;
 154 }
 155
 156 const std::string can_signal_t::get_states(uint8_t value)
 157 {
 158         if (value < states_.size())
 159                 return states_[value];
 160         return std::string();
 161 }
 162
 163 size_t can_signal_t::get_state_count() const
 164 {
 165         return states_.size();
 166 }
 167
 168 bool can_signal_t::get_writable() const
 169 {
 170         return writable_;
 171 }
 172
 173 SignalDecoder& can_signal_t::get_decoder()
 174 {
 175         return decoder_;
 176 }
 177
 178 SignalEncoder& can_signal_t::get_encoder()
 179 {
 180         return encoder_;
 181 }
 182
 183 bool can_signal_t::get_received() const
 184 {
 185         return received_;
 186 }
 187 float can_signal_t::get_last_value() const
 188 {
 189         return last_value_;
 190 }
 191
 192 void can_signal_t::set_parent(can_message_definition_t* parent)
 193 {
 194         parent_ = parent;
 195 }
 196
 197 void can_signal_t::set_prefix(std::string val)
 198 {
 199         prefix_ = val;
 200 }
 201
 202 void can_signal_t::set_received(bool r)
 203 {
 204         received_ = r;
 205 }
 206
 207 void can_signal_t::set_last_value(float val)
 208 {
 209         last_value_ = val;
 210 }
 211
 212 void can_signal_t::set_timestamp(uint64_t timestamp)
 213 {
 214         frequency_.tick(timestamp);
 215 }
 216