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309 lines
11 KiB
309 lines
11 KiB
2 months ago
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// License: Apache 2.0. See LICENSE file in root directory.
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// Copyright(c) 2019 Intel Corporation. All Rights Reserved.
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#include "fw-logs-xml-helper.h"
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#include <string.h>
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#include <fstream>
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#include <iostream>
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#include <memory>
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using namespace std;
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namespace fw_logger
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{
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fw_logs_xml_helper::fw_logs_xml_helper(string xml_full_file_path)
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: _init_done(false),
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_xml_full_file_path(xml_full_file_path)
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{}
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fw_logs_xml_helper::~fw_logs_xml_helper(void)
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{
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// TODO: Add cleanup code
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}
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bool fw_logs_xml_helper::get_root_node(xml_node<> **node)
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{
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if (_init_done)
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{
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*node = _xml_doc.first_node();
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return true;
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}
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return false;
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}
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bool fw_logs_xml_helper::try_load_external_xml()
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{
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try
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{
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if (_xml_full_file_path.empty())
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return false;
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rapidxml::file<> xml_file(_xml_full_file_path.c_str());
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_document_buffer.resize(xml_file.size() + 2);
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memcpy(_document_buffer.data(), xml_file.data(), xml_file.size());
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_document_buffer[xml_file.size()] = '\0';
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_document_buffer[xml_file.size() + 1] = '\0';
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_xml_doc.parse<0>(_document_buffer.data());
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return true;
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}
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catch (...)
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{
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_document_buffer.clear();
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throw;
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}
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return false;
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}
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bool fw_logs_xml_helper::init()
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{
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_init_done = try_load_external_xml();
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return _init_done;
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}
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bool fw_logs_xml_helper::build_log_meta_data(fw_logs_formating_options* log_meta_data)
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{
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xml_node<> *xml_root_node_list;
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if (!init())
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return false;
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if (!get_root_node(&xml_root_node_list))
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{
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return false;
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}
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string root_name(xml_root_node_list->name(), xml_root_node_list->name() + xml_root_node_list->name_size());
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// check if Format is the first root name.
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if (root_name.compare("Format") != 0)
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return false;
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xml_node<>* events_node = xml_root_node_list->first_node();
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if (!build_meta_data_structure(events_node, log_meta_data))
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return false;
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return true;
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}
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bool fw_logs_xml_helper::build_meta_data_structure(xml_node<> *xml_node_list_of_events, fw_logs_formating_options* logs_formating_options)
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{
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node_type res = none;
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int id{};
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int num_of_params{};
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string line;
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// loop through all elements in the Format.
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for (xml_node<>* node = xml_node_list_of_events; node; node = node->next_sibling())
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{
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line.clear();
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res = get_next_node(node, &id, &num_of_params, &line);
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if (res == event)
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{
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fw_log_event log_event(num_of_params, line);
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logs_formating_options->_fw_logs_event_list.insert(pair<int, fw_log_event>(id, log_event));
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}
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else if (res == file)
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{
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logs_formating_options->_fw_logs_file_names_list.insert(kvp(id, line));
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}
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else if (res == thread)
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{
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logs_formating_options->_fw_logs_thread_names_list.insert(kvp(id, line));
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}
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else if (res == enums)
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{
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for (xml_node<>* enum_node = node->first_node(); enum_node; enum_node = enum_node->next_sibling())
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{
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for (xml_attribute<>* attribute = enum_node->first_attribute(); attribute; attribute = attribute->next_attribute())
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{
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string attr(attribute->name(), attribute->name() + attribute->name_size());
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if (attr.compare("Name") == 0)
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{
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string name_attr_str(attribute->value(), attribute->value() + attribute->value_size());
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vector<kvp> xml_kvp;
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for (xml_node<>* enum_value_node = enum_node->first_node(); enum_value_node; enum_value_node = enum_value_node->next_sibling())
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{
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int key = 0;
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string value_str;
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for (xml_attribute<>* attribute = enum_value_node->first_attribute(); attribute; attribute = attribute->next_attribute())
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{
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string attr(attribute->name(), attribute->name() + attribute->name_size());
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if (attr.compare("Value") == 0)
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{
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value_str = std::string(attribute->value(), attribute->value() + attribute->value_size());
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}
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if (attr.compare("Key") == 0)
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{
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try
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{
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auto key_str = std::string(attribute->value());
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key = std::stoi(key_str, nullptr);
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}
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catch (...) {}
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}
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}
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xml_kvp.push_back(std::make_pair(key, value_str));
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}
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logs_formating_options->_fw_logs_enum_names_list.insert(pair<string, vector<kvp>>(name_attr_str, xml_kvp));
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}
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}
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}
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}
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else
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return false;
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}
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return true;
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}
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fw_logs_xml_helper::node_type fw_logs_xml_helper::get_next_node(xml_node<> *node, int* id, int* num_of_params, string* line)
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{
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string tag(node->name(), node->name() + node->name_size());
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if (tag.compare("Event") == 0)
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{
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if (get_event_node(node, id, num_of_params, line))
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return event;
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}
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else if (tag.compare("File") == 0)
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{
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if (get_file_node(node, id, line))
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return file;
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}
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else if (tag.compare("Thread") == 0)
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{
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if (get_thread_node(node, id, line))
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return thread;
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}
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else if (tag.compare("Enums") == 0)
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{
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return enums;
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}
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return none;
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}
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bool fw_logs_xml_helper::get_enum_name_node(xml_node<>* node_file, int* thread_id, string* enum_name)
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{
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for (xml_attribute<>* attribute = node_file->first_attribute(); attribute; attribute = attribute->next_attribute())
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{
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string attr(attribute->name(), attribute->name() + attribute->name_size());
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if (attr.compare("Name") == 0)
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{
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string name_attr_str(attribute->value(), attribute->value() + attribute->value_size());
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*enum_name = name_attr_str;
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continue;
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}
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else
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return false;
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}
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return true;
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}
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bool fw_logs_xml_helper::get_enum_value_node(xml_node<>* node_file, int* thread_id, string* enum_name)
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{
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for (xml_attribute<>* attribute = node_file->first_attribute(); attribute; attribute = attribute->next_attribute())
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{
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string attr(attribute->name(), attribute->name() + attribute->name_size());
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if (attr.compare("Value") == 0)
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{
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string name_attr_str(attribute->value(), attribute->value() + attribute->value_size());
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*enum_name = name_attr_str;
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continue;
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}
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else
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return false;
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}
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return true;
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}
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bool fw_logs_xml_helper::get_thread_node(xml_node<>* node_file, int* thread_id, string* thread_name)
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{
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for (xml_attribute<>* attribute = node_file->first_attribute(); attribute; attribute = attribute->next_attribute())
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{
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string attr(attribute->name(), attribute->name() + attribute->name_size());
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if (attr.compare("id") == 0)
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{
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string id_attr_str(attribute->value(), attribute->value() + attribute->value_size());
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*thread_id = stoi(id_attr_str);
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continue;
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}
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else if (attr.compare("Name") == 0)
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{
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string name_attr_str(attribute->value(), attribute->value() + attribute->value_size());
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*thread_name = name_attr_str;
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continue;
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}
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else
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return false;
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}
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return true;
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}
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bool fw_logs_xml_helper::get_file_node(xml_node<>* node_file, int* file_id, string* file_name)
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{
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for (xml_attribute<>* attribute = node_file->first_attribute(); attribute; attribute = attribute->next_attribute())
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{
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string attr(attribute->name(), attribute->name() + attribute->name_size());
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if (attr.compare("id") == 0)
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{
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string id_attr_str(attribute->value(), attribute->value() + attribute->value_size());
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*file_id = stoi(id_attr_str);
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continue;
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}
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else if (attr.compare("Name") == 0)
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{
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string name_attr_str(attribute->value(), attribute->value() + attribute->value_size());
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*file_name = name_attr_str;
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continue;
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}
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else
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return false;
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}
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return true;
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}
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bool fw_logs_xml_helper::get_event_node(xml_node<>* node_event, int* event_id, int* num_of_params, string* line)
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{
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for (xml_attribute<>* attribute = node_event->first_attribute(); attribute; attribute = attribute->next_attribute())
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{
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string attr(attribute->name(), attribute->name() + attribute->name_size());
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if (attr.compare("id") == 0)
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{
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string id_attr_str(attribute->value(), attribute->value() + attribute->value_size());
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*event_id = stoi(id_attr_str);
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continue;
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}
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else if (attr.compare("numberOfArguments") == 0)
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{
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string num_of_args_attr_str(attribute->value(), attribute->value() + attribute->value_size());
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*num_of_params = stoi(num_of_args_attr_str);
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continue;
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}
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else if (attr.compare("format") == 0)
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{
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string format_attr_str(attribute->value(), attribute->value() + attribute->value_size());
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*line = format_attr_str;
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continue;
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}
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else
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return false;
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}
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return true;
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}
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}
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