gnu-taler-error-codes/c.footer


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const char *
TALER_ErrorCode_get_hint (enum TALER_ErrorCode ec)
{
  unsigned int lower = 0;
  unsigned int upper = code_hint_pairs_length - 1;
  unsigned int mid = upper / 2;
  while (lower <= upper)
  {
    mid = (upper + lower) / 2;
    if (code_hint_pairs[mid].ec < ec)
    {
      lower = mid + 1;
    }
    else if (code_hint_pairs[mid].ec > ec)
    {
      upper = mid - 1;
    }
    else
    {
      return code_hint_pairs[mid].hint;
    }
  }
  return "<no hint found>";
}


unsigned int
TALER_ErrorCode_get_http_status (enum TALER_ErrorCode ec)
{
  unsigned int lower = 0;
  unsigned int upper = code_hint_pairs_length - 1;
  unsigned int mid = upper / 2;
  while (lower <= upper)
  {
    mid = (upper + lower) / 2;
    if (code_hint_pairs[mid].ec < ec)
    {
      lower = mid + 1;
    }
    else if (code_hint_pairs[mid].ec > ec)
    {
      upper = mid - 1;
    }
    else
    {
      return code_hint_pairs[mid].http_code;
    }
  }
  return UINT_MAX;
}


unsigned int
TALER_ErrorCode_get_http_status_safe (enum TALER_ErrorCode ec)
{
  unsigned int hc;

  hc = TALER_ErrorCode_get_http_status (ec);
  if ( (0 == hc) ||
       (UINT_MAX == hc) )
    return MHD_HTTP_INTERNAL_SERVER_ERROR;
  return hc;
}