low-can-binding/utils/signals.hpp

   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 #pragma once
  19
  20 #include <vector>
  21 #include <string>
  22 #include <fnmatch.h>
  23
  24 #include "openxc.pb.h"
  25 #include "../configuration.hpp"
  26 #include "../can/can-signals.hpp"
  27 #include "../diagnostic/diagnostic-message.hpp"
  28
  29 #include "../low-can-binding.hpp"
  30
  31 extern std::mutex subscribed_signals_mutex;
  32 std::mutex& get_subscribed_signals_mutex();
  33
  34 /**
  35  * @brief return the subscribed_signals map.
  36  *
  37  * return Map of subscribed signals.
  38  */
  39 extern std::map<std::string, struct afb_event> subscribed_signals;
  40 std::map<std::string, struct afb_event>& get_subscribed_signals();
  41
  42 template <typename T>
  43 void lookup_signals_by_name(const std::string& key, std::vector<T>& signals, std::vector<T*>& found_signals)
  44 {
  45         for(T& s : signals)
  46         {
  47                 if(::fnmatch(key.c_str(), s.get_generic_name().c_str(), FNM_CASEFOLD) == 0)
  48                         found_signals.push_back(&s);
  49                 if(::fnmatch(key.c_str(), s.get_name().c_str(), FNM_CASEFOLD) == 0)
  50                         found_signals.push_back(&s);
  51         }
  52 }
  53
  54 template <typename T>
  55 void lookup_signals_by_name(const std::string& key, std::vector<T>& signals, std::vector<std::string>& found_signals_name)
  56 {
  57         for(T& s : signals)
  58         {
  59                 if(::fnmatch(key.c_str(), s.get_generic_name().c_str(), FNM_CASEFOLD) == 0)
  60                         found_signals_name.push_back(s.get_name());
  61                 if(::fnmatch(key.c_str(), s.get_name().c_str(), FNM_CASEFOLD) == 0)
  62                         found_signals_name.push_back(s.get_name());
  63         }
  64 }
  65
  66 template <typename T>
  67 void lookup_signals_by_id(const double key, std::vector<T>& signals, std::vector<T*>& found_signals)
  68 {
  69         for(T& s : signals)
  70         {
  71                 if(configuration_t::instance().get_signal_id(s) == key)
  72                 {
  73                         found_signals.push_back(&s);
  74                 }
  75         }
  76 }
  77
  78 template <typename T>
  79 void lookup_signals_by_id(const double key, std::vector<T>& signals, std::vector<std::string>& found_signals_name)
  80 {
  81         for(T& s : signals)
  82         {
  83                 if(configuration_t::instance().get_signal_id(s) == key)
  84                 {
  85                         found_signals_name.push_back(s.get_name());
  86                 }
  87         }
  88 }
  89
  90 std::vector<std::string> find_signals(const openxc_DynamicField &key);