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  1. #include <iostream>
  2. #include <string>
  3. #include <vector>
  4. #include <boost/property_tree/ptree.hpp>
  5. #include <boost/property_tree/xml_parser.hpp>
  6. #include <boost/foreach.hpp>
  7.  
  8. #include <boost/property_tree/ptree.hpp>
  9. #include <map>
  10. #include <string>
  11.  
  12. // Assumes all arrays are flat except for the special case in 1687_if_RAIL, which is ignored for counting
  13. std::map<std::string, int> countFabricBlocks(const boost::property_tree::ptree* pt) {
  14.     std::map<std::string, int> result;
  15.     if (!pt) return result;
  16.  
  17.     auto pathsOpt = pt->get_child_optional("PATHS");
  18.     if (!pathsOpt) return result;
  19.  
  20.     const auto& paths = pathsOpt.get();
  21.  
  22.     for (const auto& kv : paths) {
  23.         const auto& arr = kv.second;
  24.         // Check if the first value is "SERIAL"
  25.         auto it = arr.begin();
  26.         if (it == arr.end()) continue;
  27.         if (it->second.get_value<std::string>() != "SERIAL") continue;
  28.  
  29.         // Check if the second value exists and is a string
  30.         ++it;
  31.         if (it == arr.end()) continue;
  32.         std::string fabricName;
  33.         try {
  34.             fabricName = it->second.get_value<std::string>();
  35.         } catch (...) {
  36.             continue; // Not a string, skip
  37.         }
  38.         result[fabricName]++;
  39.     }
  40.     return result;
  41. }
  42.  
  43. #include <boost/property_tree/json_parser.hpp>
  44. #include <iostream>
  45.  
  46. int main() {
  47.     std::string json_str = R"({
  48.         "PATHS": {
  49.             "SF_MAIN_RAIL": [
  50.                 "SERIAL",
  51.                 "rail_in_if",
  52.                 "cpu_C7T1_fabric1_inst",
  53.                 "down_if"
  54.             ],
  55.             "cpu_C7T1_fabric1_inst_to_codec_cpu_C7T1_comp1_inst_P12": [
  56.                 "SERIAL",
  57.                 "cpu_C7T1_fabric1_inst",
  58.                 "cpu_C7T1_comp1_inst_P6",
  59.                 "cpu_C7T1_comp1_inst_P0",
  60.                 "cpu_C7T1_comp1_inst_P3",
  61.                 "cpu_C7T1_comp1_inst_P10",
  62.                 "cpu_C7T1_comp1_inst_P12"
  63.             ],
  64.             "cpu_C7T1_fabric1_inst_to_codec_cpu_C7T1_comp1_inst_P11": [
  65.                 "SERIAL",
  66.                 "cpu_C7T1_fabric1_inst",
  67.                 "cpu_C7T1_comp1_inst_P7",
  68.                 "cpu_C7T1_comp1_inst_P1",
  69.                 "cpu_C7T1_comp1_inst_P4",
  70.                 "cpu_C7T1_comp1_inst_P11"
  71.             ],
  72.             "cpu_C7T1_fabric1_inst_to_codec_cpu_C7T1_comp1_inst_P5": [
  73.                 "SERIAL",
  74.                 "cpu_C7T1_fabric1_inst",
  75.                 "cpu_C7T1_comp1_inst_P8",
  76.                 "cpu_C7T1_comp1_inst_P2",
  77.                 "cpu_C7T1_comp1_inst_P5"
  78.             ],
  79.             "cpu_C7T1_fabric1_inst_to_codec_cpu_C7T1_comp1_inst_P9": [
  80.                 "SERIAL",
  81.                 "cpu_C7T1_fabric1_inst",
  82.                 "cpu_C7T1_comp1_inst_P9"
  83.             ],
  84.             "cpu_C7T1_fabric1_inst_to_codec_cpu_C7T1_comp1_inst_P5_2": [
  85.                 "SERIAL",
  86.                 "cpu_C7T1_fabric2_inst",
  87.                 "cpu_C7T1_comp1_inst_P8",
  88.                 "cpu_C7T1_comp1_inst_P2",
  89.                 "cpu_C7T1_comp1_inst_P5"
  90.             ],
  91.             "cpu_C7T1_fabric1_inst_to_codec_cpu_C7T1_comp1_inst_P9_2": [
  92.                 "SERIAL",
  93.                 "cpu_C7T1_fabric2_inst",
  94.                 "cpu_C7T1_comp1_inst_P9"
  95.             ]
  96.         }
  97.     })";
  98.  
  99.     std::stringstream ss(json_str);
  100.     boost::property_tree::ptree pt;
  101.     boost::property_tree::read_json(ss, pt);
  102.  
  103.     auto result = countFabricBlocks(&pt);
  104.  
  105.     for (const auto& kv : result) {
  106.         std::cout << "key: " << kv.first << ", value: " << kv.second << std::endl;
  107.     }
  108.     return 0;
  109. }
Success #stdin #stdout 0s 5316KB
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Standard input is empty
stdout
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key: cpu_C7T1_fabric1_inst, value: 4
key: cpu_C7T1_fabric2_inst, value: 2
key: rail_in_if, value: 1
https://ideone.com/kxX9yX
language:
C++14 (gcc 8.3)
created:
4 days ago
visibility:
public

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