rocm-systems/projects/rocprofiler/tests-v2/featuretests/utils/csv_parser.h

/*
Copyright (c) 2015-2016 Advanced Micro Devices, Inc. All rights reserved.

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in the Software without restriction, including without limitation the rights
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The above copyright notice and this permission notice shall be included in
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IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
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AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
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*/
#ifndef TESTS_FEATURETESTS_PROFILER_UTILS_CSV_PARSER_H_
#define TESTS_FEATURETESTS_PROFILER_UTILS_CSV_PARSER_H_

#include <assert.h>
#include <stdio.h>

#include <cstdint>
#include <cstring>
#include <iostream>
#include <map>
#include <string>
#include <vector>

/* --------------------------------------------------------------------------*/
/**
 * @Synopsis Implementation of a CSV Parser class for Profiler output
 * when running to collect counters.Subsequent counter collection tests
 * can use this to parse different applications.
 */
/* --------------------------------------------------------------------------*/
namespace rocprofiler {
namespace tests {
namespace utility {
using countermap = std::map<uint32_t, std::map<uint32_t, std::string>>;

class CSVParser {
 public:
  CSVParser() {}

  /**
   * Parses CSV file and saves result in a map
   *
   * Stores csv data as a 2-D array in row-column format
   * Skips first line of input csv as it only contains field names
   *
   * @param[in] path Pointer to the csv path.
   *
   * @return Returns 0 on success and -1 on error.
   */
  void ParseCSV(const char* path);

  /**
   * Parses profiler output buffer and saves result in a map
   *
   * Stores csv data as a 2-D array in row-column format
   * Skips first line of input csv as it only contains field names
   *
   * @param[in] path Pointer to the csv path.
   *
   * @return Returns 0 on success and -1 on error.
   */
  void ParseCSV(std::string buffer);

  /**
   * Read counter value based on row-column
   *
   * @param[in] row row number to be read in csv.
   *
   * @param[in] col column to be read in csv.(i.e: counter value)
   *
   * @return If found, returns counter value as a string pointer, nullptr
   * otherwise.
   */
  std::string* ReadCounter(uint32_t row, uint32_t col);

  /**
   * Tokenize a comma separated string and saves result in vector
   *
   * @param[in] str input string to be tokenized
   *
   * @param[in] csvtable vector to store tokenized values
   *
   * @param[in] delim delimitre used for tokenizing
   *
   * @return returns vector size of delimitd values
   */
  int GetTockenizedString(std::string str, std::vector<std::string>& csvtable, char delim = ',');

  /**
   * A getter for a map of collected counters
   * *
   * @return Returns a map of collected counters.
   */
  countermap& GetCounterMap();

 private:
  // map for counter collection
  countermap counter_map_;
};
}  // namespace utility
}  // namespace tests
}  // namespace rocprofiler

using rocprofiler::tests::utility::countermap;
using rocprofiler::tests::utility::CSVParser;
#endif  // TESTS_FEATURETESTS_PROFILER_UTILS_CSV_PARSER_H_