low-can-binding/configuration.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 "configuration.hpp"
  19
  20 #include "utils/signals.hpp"
  21 #include "utils/openxc-utils.hpp"
  22
  23 /// @brief Return singleton instance of configuration object.
  24 configuration_t& configuration_t::instance()
  25 {
  26         static configuration_t config;
  27         return config;
  28 }
  29
  30 can_bus_t& configuration_t::get_can_bus_manager()
  31 {
  32         return can_bus_manager_;
  33 }
  34
  35 const std::map<std::string, std::shared_ptr<can_bus_dev_t>>& configuration_t::get_can_bus_devices()
  36 {
  37         return can_bus_manager_.get_can_devices();
  38 }
  39
  40 diagnostic_manager_t& configuration_t::get_diagnostic_manager()
  41 {
  42         return diagnostic_manager_;
  43 }
  44
  45 uint8_t configuration_t::get_active_message_set() const
  46 {
  47         return active_message_set_;
  48 }
  49
  50 const std::vector<can_message_set_t>& configuration_t::get_can_message_set()
  51 {
  52         return can_message_set_;
  53 }
  54
  55 std::vector<can_signal_t>& configuration_t::get_can_signals()
  56 {
  57         return can_signals_[active_message_set_];
  58 }
  59
  60 std::vector<diagnostic_message_t>& configuration_t::get_diagnostic_messages()
  61 {
  62         return diagnostic_messages_[active_message_set_];
  63 }
  64
  65 const std::vector<can_message_definition_t>& configuration_t::get_can_message_definition()
  66 {
  67         return can_message_definition_[active_message_set_];
  68 }
  69
  70 const can_message_definition_t& configuration_t::get_can_message_definition(std::uint8_t message_set_id, std::uint8_t message_id)
  71 {
  72         return can_message_definition_[message_set_id][message_id];
  73 }
  74
  75 uint32_t configuration_t::get_signal_id(diagnostic_message_t& sig) const
  76 {
  77         return sig.get_pid();
  78 }
  79
  80 uint32_t configuration_t::get_signal_id(can_signal_t& sig) const
  81 {
  82         return sig.get_message().get_id();
  83 }
  84
  85 void configuration_t::set_active_message_set(uint8_t id)
  86 {
  87         active_message_set_ = id;
  88 }
  89
  90 /// @brief return diagnostic messages name found searching through diagnostic messages list.
  91 ///
  92 /// @param[in] key - can contain numeric or string value in order to search against
  93 ///   can signals or obd2 signals name.
  94 /// @param[out] found_signals - Vector of signals name found.
  95 ///
  96 void configuration_t::find_diagnostic_messages(const openxc_DynamicField &key, std::vector<diagnostic_message_t*>& found_signals)
  97 {
  98         switch(key.type)
  99         {
 100                 case openxc_DynamicField_Type::openxc_DynamicField_Type_STRING:
 101                                 lookup_signals_by_name(key.string_value, diagnostic_messages_[active_message_set_], found_signals);
 102                         break;
 103                 case openxc_DynamicField_Type::openxc_DynamicField_Type_NUM:
 104                                 lookup_signals_by_id(key.numeric_value, diagnostic_messages_[active_message_set_], found_signals);
 105                         break;
 106                 default:
 107                         ERROR(binder_interface, "find_diagnostic_messages: wrong openxc_DynamicField specified. Use openxc_DynamicField_Type_NUM or openxc_DynamicField_Type_STRING type only.");
 108                         break;
 109         }
 110         DEBUG(binder_interface, "find_diagnostic_messages: Found %d signal(s)", (int)found_signals.size());
 111 }
 112
 113 diagnostic_message_t* configuration_t::get_diagnostic_message(std::string message_name) const
 114 {
 115         std::vector<diagnostic_message_t*> found;
 116         configuration_t::instance().find_diagnostic_messages(build_DynamicField(message_name), found);
 117         if(! found.empty())
 118                 return found.front();
 119         return nullptr;
 120 }
 121
 122 DiagnosticRequest* configuration_t::get_request_from_diagnostic_message(diagnostic_message_t* diag_msg) const
 123 {
 124         return new DiagnosticRequest(diag_msg->build_diagnostic_request());
 125 }
 126
 127 DiagnosticRequest* configuration_t::get_request_from_diagnostic_message(std::string message_name) const
 128 {
 129         diagnostic_message_t* diag_msg = get_diagnostic_message(message_name);
 130         if( diag_msg != nullptr)
 131                 return new DiagnosticRequest(diag_msg->build_diagnostic_request());
 132         return nullptr;
 133 }
 134
 135 /// @brief return signals name found searching through CAN signals list.
 136 ///
 137 /// @param[in] key - can contain numeric or string value in order to search against
 138 ///   can signals or obd2 signals name.
 139 /// @param[out] found_signals - provided vector to fill with pointer to matched signals.
 140 ///
 141 void configuration_t::find_can_signals(const openxc_DynamicField& key, std::vector<can_signal_t*>& found_signals)
 142 {
 143         switch(key.type)
 144         {
 145                 case openxc_DynamicField_Type::openxc_DynamicField_Type_STRING:
 146                         lookup_signals_by_name(std::string(key.string_value), can_signals_[active_message_set_], found_signals);
 147                         break;
 148                 case openxc_DynamicField_Type::openxc_DynamicField_Type_NUM:
 149                         lookup_signals_by_id(key.numeric_value, can_signals_[active_message_set_], found_signals);
 150                         break;
 151                 default:
 152                         ERROR(binder_interface, "find_can_signals: wrong openxc_DynamicField specified. Use openxc_DynamicField_Type_NUM or openxc_DynamicField_Type_STRING type only.");
 153                         break;
 154         }
 155         DEBUG(binder_interface, "find_can_signals: Found %d signal(s)", (int)found_signals.size());
 156 }