Function ConvertToWString

cpp/src/arrow/flight/sql/odbc/tests/odbc_test_suite.cc:573–591

}

std::wstring ConvertToWString(const SQLWCHAR* str_val, SQLSMALLINT str_len,
                              SQLSMALLINT buffer_size) {
  if (str_len == -1) {
#ifdef __linux__
    str_len = SqlWCharArrLen(str_val);
#else  // Windows & Mac
    str_len = std::wcslen(str_val);
#endif
  }
  std::wstring attr_str;
  if (str_len == 0) {
    attr_str = L"";
  } else {
    assert(str_val != nullptr);
    assert(str_len > 0 && str_len <= buffer_size);
    attr_str.assign(str_val, str_val + str_len);
  }
  return attr_str;
}

std::wstring ConvertToWString(const std::vector<SQLWCHAR>& str_val, SQLSMALLINT str_len,
                              SQLSMALLINT buffer_size) {