---
title: CFStreamError
framework: corefoundation
role: symbol
role_heading: Structure
path: corefoundation/cfstreamerror
---

# CFStreamError

The structure returned by CFReadStreamGetError(_:) and CFWriteStreamGetError(_:).

## Declaration

```swift
struct CFStreamError
```

## Topics

### Initializers

- [init()](corefoundation/cfstreamerror/init().md)
- [init(domain:error:)](corefoundation/cfstreamerror/init(domain:error:).md)

### Instance Properties

- [domain](corefoundation/cfstreamerror/domain.md)
- [error](corefoundation/cfstreamerror/error.md)

## Relationships

### Conforms To

- [BitwiseCopyable](swift/bitwisecopyable.md)
- [Sendable](swift/sendable.md)

## See Also

### Data Types

- [CFStreamClientContext](corefoundation/cfstreamclientcontext.md)