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  1. /*
  2.  *
  3.  *  Copyright (C) 2010  Mattias Runge
  4.  *
  5.  *  This program is free software; you can redistribute it and/or modify
  6.  *  it under the terms of the GNU General Public License as published by
  7.  *  the Free Software Foundation; either version 2 of the License, or
  8.  *  (at your option) any later version.
  9.  *
  10.  *  This program is distributed in the hope that it will be useful,
  11.  *  but WITHOUT ANY WARRANTY; without even the implied warranty of
  12.  *  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  13.  *  GNU General Public License for more details.
  14.  *
  15.  *  You should have received a copy of the GNU General Public License along
  16.  *  with this program; if not, write to the Free Software Foundation, Inc.,
  17.  *  51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
  18.  *
  19.  */
  20.  
  21. #include "common.h"
  22.  
  23. #include <iostream>
  24.  
  25. namespace atom {
  26. namespace common {
  27.  
  28. std::string PadNumber(unsigned int number, unsigned int length)
  29. {
  30.     std::string padded_string = boost::lexical_cast<std::string>(number);
  31.    
  32.     while (padded_string.length() < length)
  33.     {
  34.         padded_string = "0" + padded_string;
  35.     }
  36.    
  37.     return padded_string;
  38. }
  39.    
  40. std::string ToHex(unsigned int value)
  41. {
  42.     char hex_string[11];
  43.    
  44.     snprintf(hex_string, sizeof(hex_string), "0x%08X", value);
  45.    
  46.     return std::string(hex_string);
  47. }
  48.  
  49. std::string ToHex8bit(unsigned int value)
  50. {
  51.     char hex_string[3];
  52.    
  53.     if (value > 255)
  54.     {
  55.       snprintf(hex_string, sizeof(hex_string), "--");
  56.     }
  57.     else
  58.     {
  59.       snprintf(hex_string, sizeof(hex_string), "%02x", value);
  60.     }
  61.    
  62.     return std::string(hex_string);
  63. }
  64.  
  65.  
  66. std::string ToHex4bit(unsigned int value)
  67. {
  68.     char hex_string[2];
  69.  
  70.     if (value > 15)
  71.     {
  72.       snprintf(hex_string, sizeof(hex_string), "-");
  73.     }
  74.     else
  75.     {
  76.       snprintf(hex_string, sizeof(hex_string), "%01x", value);
  77.     }
  78.    
  79.     return std::string(hex_string);
  80. }
  81.  
  82. unsigned int FromHex(std::string hex_chars)
  83. {
  84.     return static_cast<unsigned int>(strtoll(hex_chars.data(), NULL, 16));
  85. }
  86.  
  87. std::string ToHexIfNumber(std::string data)
  88. {
  89.   bool is_number = true;
  90.  
  91.   if (data.length() == 0)
  92.   {
  93.     return data;
  94.   }
  95.  
  96.   for (unsigned int n = 0; n < data.length(); n++)
  97.   {
  98.     if (!isdigit(data[n]))
  99.     {
  100.       is_number = false;
  101.       break;
  102.     }
  103.   }
  104.  
  105.   if (is_number)
  106.   {
  107.     char *end = NULL;
  108.     long value;
  109.    
  110.     value = strtol(data.c_str(), &end, 10);
  111.    
  112.     return ToHex(value);
  113.   }
  114.  
  115.   return data;
  116. }
  117.  
  118. std::string ToHex(std::string data)
  119. {
  120.     std::string debug_string;
  121.    
  122.     for (unsigned int n = 0; n < data.size(); n++)
  123.     {
  124.         debug_string += ToHex((unsigned int)data[n]) + ",";
  125.     }
  126.    
  127.     return debug_string;
  128. }
  129.    
  130. }; // namespace type
  131. }; // namespace atom
  132.