diff options
Diffstat (limited to 'can-config-generator/src/main.cpp')
| -rw-r--r-- | can-config-generator/src/main.cpp | 398 |
1 files changed, 0 insertions, 398 deletions
diff --git a/can-config-generator/src/main.cpp b/can-config-generator/src/main.cpp deleted file mode 100644 index cfefed8..0000000 --- a/can-config-generator/src/main.cpp +++ /dev/null @@ -1,398 +0,0 @@ -/*
- * Copyright (C) 2015, 2016 "IoT.bzh"
- * Author "Loïc Collignon" <loic.collignon@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 <unistd.h>
-#include <stdlib.h>
-#include <libgen.h>
-#include <exception>
-#include <fstream>
-#include <iostream>
-#include <string>
-#include <numeric>
-#include <iterator>
-#include <json.hpp>
-#include "openxc/message_set.hpp"
-
-#define EXIT_SUCCESS 0
-#define EXIT_UNKNOWN_ERROR 1
-#define EXIT_COMMAND_LINE_ERROR 2
-#define EXIT_PROGRAM_ERROR 3
-
-template <typename T>
-struct generator
-{
- T v_;
- std::string line_prefix_;
- generator(T v, std::string line_prefix = "") : v_{v}, line_prefix_{line_prefix} {}
-};
-
-template <>
-struct generator<openxc::signal>
-{
- const openxc::signal& v_;
- std::uint32_t index_;
- std::string line_prefix_;
- generator(const openxc::signal& v, std::uint32_t index, std::string line_prefix = "")
- : v_{v}, index_{index}, line_prefix_{line_prefix}
- {
- }
-};
-
-template <typename T>
-generator<T> gen(const T& v, std::string line_prefix = "") { return generator<T>(v, line_prefix); }
-
-generator<openxc::signal> gen(const openxc::signal& v, std::uint32_t index, std::string line_prefix = "")
-{
- return generator<openxc::signal>(v, index, line_prefix);
-}
-
-template <typename T>
-std::ostream& operator<<(std::ostream& o, const generator<T>& v)
-{
- o << v.line_prefix_ << v.v_;
- return o;
-}
-
-template <>
-std::ostream& operator<<(std::ostream& o, const generator<bool>& v)
-{
- o << v.line_prefix_ << (v.v_ ? "true" : "false");
- return o;
-}
-
-template <>
-std::ostream& operator<<(std::ostream& o, const generator<float>& v)
-{
- o << v.line_prefix_ << std::showpoint << v.v_ << "f";
- return o;
-}
-
-template <>
-std::ostream& operator<<(std::ostream& o, const generator<std::string>& v)
-{
- o << v.line_prefix_ << '\"' << v.v_ << '\"';
- return o;
-}
-
-template <typename T>
-std::ostream& operator<<(std::ostream& o, const generator<std::vector<T>>& v)
-{
- o << v.line_prefix_ << "{\n";
- auto sz = v.v_.size();
- for(const T& i : v.v_)
- {
- o << gen(i, v.line_prefix_ + '\t');
- if (sz > 1) o << ",";
- --sz;
- o << '\n';
- }
- o << v.line_prefix_ << '}';
- return o;
-}
-
-template <>
-std::ostream& operator<<(std::ostream& o, const generator<openxc::message_set>& v)
-{
- o << v.line_prefix_
- << '{'
- << "0, "
- << gen(v.v_.name()) << ", "
- << v.v_.buses().size() << ", "
- << v.v_.messages().size() << ", "
- << std::accumulate(
- std::begin(v.v_.messages()),
- std::end(v.v_.messages()),
- 0,
- [](int sum, const openxc::can_message& p) { return sum + p.signals().size(); }
- ) << ", "
- << v.v_.commands().size() << ", "
- << v.v_.diagnostic_messages().size() << "}";
- return o;
-}
-
-template <>
-std::ostream& operator<<(std::ostream& o, const generator<openxc::can_message>& v)
-{
- o << v.line_prefix_
- << "can_message_definition_t("
- << "0, "
- << gen(v.v_.bus()) << ", "
- << v.v_.id() << ", "
- << "can_message_format_t::STANDARD, "
- << "frequency_clock_t(" << gen(v.v_.max_frequency()) << "), "
- << gen(v.v_.force_send_changed())
- << ')';
- return o;
-}
-
-template <>
-std::ostream& operator<<(std::ostream& o, const generator<std::map<std::string, std::vector<std::uint32_t>>>& v)
-{
- o << v.line_prefix_ << "{\n";
- std::uint32_t c1 = v.v_.size();
- for(const auto& state : v.v_)
- {
- std::uint32_t c2 = state.second.size();
- for(const auto& i : state.second)
- {
- o << v.line_prefix_ << "\t" << "{" << i << ", " << gen(state.first) << "}";
- if (c1 > 1 || c2 > 1) o << ',';
- o << '\n';
- --c2;
- }
- --c1;
- }
- o << v.line_prefix_ << "}";
- return o;
-}
-
-template <>
-std::ostream& operator<<(std::ostream& o, const generator<openxc::signal>& v)
-{
- o << v.line_prefix_ << "{\n"
- << v.line_prefix_ << "\t0,\n"
- << v.line_prefix_ << "\t" << v.index_ << ",\n"
- << v.line_prefix_ << "\t" << gen(v.v_.generic_name()) << ",\n"
- << v.line_prefix_ << "\t" << v.v_.bit_position() << ",\n"
- << v.line_prefix_ << "\t" << v.v_.bit_size() << ",\n"
- << v.line_prefix_ << "\t" << gen(v.v_.factor()) << ", \n"
- << v.line_prefix_ << "\t" << v.v_.offset() << ", \n"
- << v.line_prefix_ << "\t" << "0,\n"
- << v.line_prefix_ << "\t" << "0,\n"
- << v.line_prefix_ << "\tfrequency_clock_t(" << gen(v.v_.max_frequency()) << "),\n"
- << v.line_prefix_ << "\t" << gen(v.v_.send_same()) << ",\n"
- << v.line_prefix_ << "\t" << gen(v.v_.force_send_changed()) << ",\n"
- << gen(v.v_.states(), v.line_prefix_ + '\t') << ",\n"
- << v.line_prefix_ << '\t' << gen(v.v_.writable()) << ",\n"
- << v.line_prefix_ << '\t' << (v.v_.decoder().size() ? v.v_.decoder() : "nullptr") << ",\n"
- << v.line_prefix_ << '\t' << (v.v_.encoder().size() ? v.v_.encoder() : "nullptr") << ",\n"
- << v.line_prefix_ << '\t' << "false\n"
- << v.line_prefix_ << "}";
- return o;
-}
-
-template <>
-std::ostream& operator<<(std::ostream& o, const generator<openxc::diagnostic_message>& v)
-{
- o << v.line_prefix_ << "{\n"
- << v.line_prefix_ << "\t" << v.v_.pid() << ",\n"
- << v.line_prefix_ << "\t" << gen(v.v_.name()) << ",\n"
- << v.line_prefix_ << "\t" << 0 << ",\n"
- << v.line_prefix_ << "\t" << 0 << ",\n"
- << v.line_prefix_ << "\t" << "UNIT::INVALID" << ",\n"
- << v.line_prefix_ << "\t" << gen(v.v_.frequency()) << ",\n"
- << v.line_prefix_ << "\t" << (v.v_.decoder().size() ? v.v_.decoder() : "nullptr") << ",\n"
- << v.line_prefix_ << "\t" << (v.v_.callback().size() ? v.v_.callback() : "nullptr") << ",\n"
- << v.line_prefix_ << "\t" << "true" << "\n"
- << v.line_prefix_ << "}";
- return o;
-}
-
-/// @brief Generate the configuration code.
-/// @param[in] header Content to be inserted as a header.
-/// @param[in] footer Content to be inserted as a footer.
-/// @param[in] message_set Configuration read from the json file.
-/// @param[in] out Stream to write on.
-void generate(const std::string& header, const std::string& footer, const openxc::message_set& message_set, std::ostream& out)
-{
- out << "#include \"configuration.hpp\"\n"
- << "#include \"can/can-decoder.hpp\"\n\n";
-
- if (header.size()) out << header << "\n";
-
- out << "configuration_t::configuration_t()\n"
- << " : can_message_set_{" << gen(message_set) << "}\n"
- << " , can_message_definition_\n"
- << " {\n"
- << gen(message_set.messages(), "\t\t") << '\n'
- << " }\n"
- << " , can_signals_\n"
- << " {\n";
- std::uint32_t message_count = message_set.messages().size();
- std::uint32_t index = 0;
- for(const openxc::can_message& m : message_set.messages())
- {
- out << " {\n";
- std::uint32_t signal_count = m.signals().size();
- for(const openxc::signal& s : m.signals())
- {
- out << gen(s, index, " ");
- if (signal_count > 1) out << ',';
- --signal_count;
- out << '\n';
- }
- out << " }";
- if (index + 1 < message_count) out << ',';
- ++index;
- out << '\n';
- }
- out << " }\n"
- << " , diagnostic_messages_\n"
- << " {\n"
- << gen(message_set.diagnostic_messages(), " ") << "\n"
- << " }\n"
- << "{\n"
- << "}\n\n"
- << "const std::string configuration_t::get_diagnostic_bus() const\n"
- << "{\n";
-
- std::string active_bus = "";
- for (const auto& d : message_set.diagnostic_messages())
- {
- if (d.bus().size() == 0) std::cerr << "ERROR: The bus name should be set for each diagnostic message." << std::endl;
- if (active_bus.size() == 0) active_bus = d.bus();
- if (active_bus != d.bus()) std::cerr << "ERROR: The bus name should be the same for each diagnostic message." << std::endl;
- }
-
- out << " return " << gen(active_bus) << ";\n"
- << "}\n\n";
- out << footer << std::endl;
-}
-
-/// @brief Read whole file content to a string.
-/// @param[in] file Path to the file.
-/// @return A std::string which contains the file content. If @c file is an empty string, the return value is also empty.
-/// @exception std::runtime_error Throw this exception if the specified file is not found or cannot be opened.
-std::string read_file(const std::string& file)
-{
- if(file.size() == 0) return std::string();
-
- std::string content;
- std::ifstream stream(file);
- if (stream)
- {
- stream.seekg(0, std::ios::end);
- content.reserve(stream.tellg());
- stream.seekg(0, std::ios::beg);
- content.assign((std::istreambuf_iterator<char>(stream)), std::istreambuf_iterator<char>());
- return content;
- }
- std::stringstream ss;
- ss << "The specified file (" << file << ") is not found!";
- throw std::runtime_error(ss.str());
-}
-
-/// @brief Read whole file content as a json document.
-/// @param[in] file Path to the file.
-/// @return A @c nlohmann::json object.
-/// @exception std::runtime_error Throw this exception if the specified file is not found or cannot be opened.
-nlohmann::json read_json(const std::string& file)
-{
- std::ifstream stream(file);
- if (stream)
- {
- nlohmann::json result;
- stream >> result;
- return result;
- }
- std::stringstream ss;
- ss << "The specified file (" << file << ") is not found!";
- throw std::runtime_error(ss.str());
-}
-
-// function that show the help information
-void showhelpinfo(char *s)
-{
-std::cout<<"Usage: "<<s<<" <-m inpout.json> [-o configuration-generated.cpp]"<< std::endl;
-std::cout<<"option: "<<"-m input.json : JSON file describing CAN messages and signals"<< std::endl;
-std::cout<<" "<<"-h header.cpp : header source file insert at the beginning of generated file"<< std::endl;
-std::cout<<" "<<"-f footer.cpp : footer source file append to generated file."<< std::endl;
-std::cout<<" "<<"-o configuration-generated.cpp : output source file. Name has to be configuration-generated.cpp"<< std::endl;
-}
-
-/// @brief Entry point.
-/// @param[in] argc Argument's count.
-/// @param[in] argv Argument's array.
-/// @return Exit code, zero if success.
-int main(int argc, char *argv[])
-{
- try
- {
- std::string appName = argv[0];
- std::string message_set_file;
- std::string output_file;
- std::string header_file;
- std::string footer_file;
-
- char tmp;
- /*if the program is ran witout options ,it will show the usgage and exit*/
- if(argc == 1)
- {
- showhelpinfo(argv[0]);
- exit(1);
- }
- /*use function getopt to get the arguments with option."hu:p:s:v" indicate
- that option h,v are the options without arguments while u,p,s are the
- options with arguments*/
- while((tmp=getopt(argc,argv,"m:h:f:o:"))!=-1)
- {
- switch(tmp)
- {
- case 'h':
- header_file = optarg;
- break;
- case 'f':
- footer_file = optarg;
- break;
- case 'm':
- message_set_file = optarg;
- break;
- case 'o':
- output_file = optarg;
- break;
- default:
- showhelpinfo(argv[0]);
- break;
- }
- }
-
- std::stringstream header;
- header << read_file(header_file);
-
- std::string footer = read_file(footer_file);
- openxc::message_set message_set;
- message_set.from_json(read_json(message_set_file));
-
- std::string message_set_path = dirname(strdup(message_set_file.c_str()));
- for(const auto& s : message_set.extra_sources())
- {
- std::string extra_source = s;
- extra_source = message_set_path + "/" + extra_source;
- header << "\n// >>>>> " << s << " >>>>>\n" << read_file(extra_source) << "\n// <<<<< " << s << " <<<<<\n";
- }
-
- std::ofstream out;
- if (output_file.size())
- {
- out.open(output_file);
- if(!out)
- {
- std::stringstream ss;
- ss << "Can't open the ouput file (" << output_file << ") for writing!";
- throw std::runtime_error(ss.str());
- }
- }
- generate(header.str(), footer, message_set, output_file.size() ? out : std::cout);
- }
- catch (std::exception& e)
- {
- std::cerr << "ERROR: Unhandled exception - " << e.what() << std::endl;
- return EXIT_UNKNOWN_ERROR;
- }
- return EXIT_SUCCESS;
-}
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