---
title: Miscellaneous Constants
framework: IOKit
role: containerSymbol
role_heading: Enumeration
platforms: [Mac Catalyst 18.4+, macOS 10.0+]
path: iokit/1426201-miscellaneous_constants
---

# Miscellaneous Constants

## Declaration

```occ
enum : long {
    ...
};
```

## Topics

### Constants

- [kUSBAllStreams](iokit/1426201-miscellaneous_constants/kusballstreams.md)
- [kUSBDeviceIDMask](iokit/1426201-miscellaneous_constants/kusbdeviceidmask.md)
- [kUSBDeviceIDShift](iokit/1426201-miscellaneous_constants/kusbdeviceidshift.md)
- [kUSBDeviceMask](iokit/1426201-miscellaneous_constants/kusbdevicemask.md)
- [kUSBEndPtShift](iokit/1426201-miscellaneous_constants/kusbendptshift.md)
- [kUSBEndpointTransferTypeUCMask](iokit/1426201-miscellaneous_constants/kusbendpointtransfertypeucmask.md)
- [kUSBInterfaceIDMask](iokit/1426201-miscellaneous_constants/kusbinterfaceidmask.md)
- [kUSBInterfaceIDShift](iokit/1426201-miscellaneous_constants/kusbinterfaceidshift.md)
- [kUSBMaxDevice](iokit/1426201-miscellaneous_constants/kusbmaxdevice.md)
- [kUSBMaxDevices](iokit/1426201-miscellaneous_constants/kusbmaxdevices.md)
- [kUSBMaxInterfaces](iokit/1426201-miscellaneous_constants/kusbmaxinterfaces.md)
- [kUSBMaxPipes](iokit/1426201-miscellaneous_constants/kusbmaxpipes.md)
- [kUSBMaxStream](iokit/1426201-miscellaneous_constants/kusbmaxstream.md)
- [kUSBNoPipeIdx](iokit/1426201-miscellaneous_constants/kusbnopipeidx.md)
- [kUSBNoStream](iokit/1426201-miscellaneous_constants/kusbnostream.md)
- [kUSBPRimeStream](iokit/1426201-miscellaneous_constants/kusbprimestream.md)
- [kUSBPipeIDMask](iokit/1426201-miscellaneous_constants/kusbpipeidmask.md)
- [kUSBStream0](iokit/1426201-miscellaneous_constants/kusbstream0.md)
- [kUSBStreamIDAllStreamsMask](iokit/1426201-miscellaneous_constants/kusbstreamidallstreamsmask.md)
- [kUSBStreamIDMask](iokit/1426201-miscellaneous_constants/kusbstreamidmask.md)
- [kUSBTooManyDevicesAddress](iokit/1426201-miscellaneous_constants/kusbtoomanydevicesaddress.md)
- [kUSBUCRequestWithoutUSBNotificationMask](iokit/1426201-miscellaneous_constants/kusbucrequestwithoutusbnotificationmask.md)