---
title: socketNativeHandle
framework: corefoundation
role: symbol
role_heading: Type Property
path: corefoundation/cfstreampropertykey/socketnativehandle
---

# socketNativeHandle

Value is a CFData object that contains the native handle for a socket stream—of type CFSocketNativeHandle—to which the socket stream is connected.

## Declaration

```swift
static let socketNativeHandle: CFStreamPropertyKey!
```

## Discussion

Discussion This property is only available for socket streams. You cannot modify this value. You can read this value at any time.

## See Also

### Constants

- [appendToFile](corefoundation/cfstreampropertykey/appendtofile.md)
- [dataWritten](corefoundation/cfstreampropertykey/datawritten.md)
- [fileCurrentOffset](corefoundation/cfstreampropertykey/filecurrentoffset.md)
- [socketRemoteHostName](corefoundation/cfstreampropertykey/socketremotehostname.md)
- [socketRemotePortNumber](corefoundation/cfstreampropertykey/socketremoteportnumber.md)
- [kCFStreamPropertyShouldCloseNativeSocket](corefoundation/kcfstreampropertyshouldclosenativesocket.md)
- [kCFStreamPropertySocketSecurityLevel](corefoundation/kcfstreampropertysocketsecuritylevel.md)
- [kCFStreamPropertySSLPeerCertificates](cfnetwork/kcfstreampropertysslpeercertificates.md)
- [kCFStreamPropertySSLPeerTrust](cfnetwork/kcfstreampropertysslpeertrust.md)
- [kCFStreamPropertySSLSettings](cfnetwork/kcfstreampropertysslsettings.md)
- [kCFStreamPropertySSLContext](cfnetwork/kcfstreampropertysslcontext.md)
- [kCFStreamPropertySOCKSProxy](corefoundation/kcfstreampropertysocksproxy.md)
- [kCFStreamPropertyProxyLocalBypass](cfnetwork/kcfstreampropertyproxylocalbypass.md)
- [kCFStreamPropertySocketRemoteHost](cfnetwork/kcfstreampropertysocketremotehost.md)
- [kCFStreamPropertySocketRemoteNetService](cfnetwork/kcfstreampropertysocketremotenetservice.md)