Method DecodeString

IO/Legacy/vtkDataReader.cxx:3821–3859

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int vtkDataReader::DecodeString(char* resname, const char* name)
{
  if (!resname || !name)
  {
    return 0;
  }
  std::ostringstream str;
  size_t cc = 0;
  unsigned int ch;
  size_t len = strlen(name);
  size_t reslen = 0;
  char buffer[10] = "0x";
  while (name[cc])
  {
    if (name[cc] == '%')
    {
      if (cc <= (len - 3))
      {
        buffer[2] = name[cc + 1];
        buffer[3] = name[cc + 2];
        buffer[4] = 0;
        auto result = vtk::scan<unsigned int>(std::string_view(buffer), "{:x}");
        ch = result->value();
        str << static_cast<char>(ch);
        cc += 2;
        reslen++;
      }
    }
    else
    {
      str << name[cc];
      reslen++;
    }
    cc++;
  }
  strncpy(resname, str.str().c_str(), reslen + 1);
  resname[reslen] = 0;
  return static_cast<int>(reslen);
}

static int my_getline(istream& in, std::string& out, char delimiter)
{