---
title: IOCSRKeyType
framework: IOKit
role: symbol
role_heading: Enumeration
platforms: [Mac Catalyst 13.0+, macOS 10.0+]
path: iokit/iocsrkeytype
---

# IOCSRKeyType

## Declaration

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

## Topics

### Constants

- [kCSRDirectoryKeyType](iokit/iocsrkeytype/kcsrdirectorykeytype.md)
- [kCSRImmediateKeyType](iokit/iocsrkeytype/kcsrimmediatekeytype.md)
- [kCSRLeafKeyType](iokit/iocsrkeytype/kcsrleafkeytype.md)
- [kCSROffsetKeyType](iokit/iocsrkeytype/kcsroffsetkeytype.md)
- [kInvalidCSRROMEntryType](iokit/iocsrkeytype/kinvalidcsrromentrytype.md)