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libuv/src/win/util.c  view on Meta::CPAN

    case PROCESSOR_ARCHITECTURE_AMD64:
      uv__strscpy(buffer->machine, "x86_64", sizeof(buffer->machine));
      break;
    case PROCESSOR_ARCHITECTURE_IA64:
      uv__strscpy(buffer->machine, "ia64", sizeof(buffer->machine));
      break;
    case PROCESSOR_ARCHITECTURE_INTEL:
      uv__strscpy(buffer->machine, "i386", sizeof(buffer->machine));

      if (system_info.wProcessorLevel > 3) {
        processor_level = system_info.wProcessorLevel < 6 ?
                          system_info.wProcessorLevel : 6;
        buffer->machine[1] = '0' + processor_level;
      }

      break;
    case PROCESSOR_ARCHITECTURE_IA32_ON_WIN64:
      uv__strscpy(buffer->machine, "i686", sizeof(buffer->machine));
      break;
    case PROCESSOR_ARCHITECTURE_MIPS:
      uv__strscpy(buffer->machine, "mips", sizeof(buffer->machine));
      break;
    case PROCESSOR_ARCHITECTURE_ALPHA:
    case PROCESSOR_ARCHITECTURE_ALPHA64:
      uv__strscpy(buffer->machine, "alpha", sizeof(buffer->machine));
      break;
    case PROCESSOR_ARCHITECTURE_PPC:
      uv__strscpy(buffer->machine, "powerpc", sizeof(buffer->machine));
      break;
    case PROCESSOR_ARCHITECTURE_SHX:
      uv__strscpy(buffer->machine, "sh", sizeof(buffer->machine));
      break;
    case PROCESSOR_ARCHITECTURE_ARM:
      uv__strscpy(buffer->machine, "arm", sizeof(buffer->machine));
      break;
    default:
      uv__strscpy(buffer->machine, "unknown", sizeof(buffer->machine));
      break;
  }

  return 0;

error:
  buffer->sysname[0] = '\0';
  buffer->release[0] = '\0';
  buffer->version[0] = '\0';
  buffer->machine[0] = '\0';
  return r;
}

int uv_gettimeofday(uv_timeval64_t* tv) {
  /* Based on https://doxygen.postgresql.org/gettimeofday_8c_source.html */
  const uint64_t epoch = (uint64_t) 116444736000000000ULL;
  FILETIME file_time;
  ULARGE_INTEGER ularge;

  if (tv == NULL)
    return UV_EINVAL;

  GetSystemTimeAsFileTime(&file_time);
  ularge.LowPart = file_time.dwLowDateTime;
  ularge.HighPart = file_time.dwHighDateTime;
  tv->tv_sec = (int64_t) ((ularge.QuadPart - epoch) / 10000000L);
  tv->tv_usec = (int32_t) (((ularge.QuadPart - epoch) % 10000000L) / 10);
  return 0;
}