---
title: Data Transfer Direction
framework: IOKit
role: containerSymbol
role_heading: Enumeration
platforms: [Mac Catalyst 13.0+, macOS 10.0+]
path: iokit/1534749-data_transfer_direction
---

# Data Transfer Direction

## Declaration

```occ
enum : unsigned int {
    ...
};
```

## Topics

### Constants

- [kSCSIDataTransfer_NoDataTransfer](iokit/1534749-data_transfer_direction/kscsidatatransfer_nodatatransfer.md)
- [kSCSIDataTransfer_FromInitiatorToTarget](iokit/1534749-data_transfer_direction/kscsidatatransfer_frominitiatortotarget.md)
- [kSCSIDataTransfer_FromTargetToInitiator](iokit/1534749-data_transfer_direction/kscsidatatransfer_fromtargettoinitiator.md)