---
title: CDTrackInfo
framework: IOKit
role: symbol
role_heading: Structure
platforms: [Mac Catalyst 13.0+, macOS 10.1+]
path: iokit/cdtrackinfo
---

# CDTrackInfo

## Declaration

```occ
typedef struct CDTrackInfo {
    ...
} CDTrackInfo;
```

## Topics

### Instance Properties

- [blank](iokit/cdtrackinfo/1584179-blank.md)
- [copy](iokit/cdtrackinfo/1584203-copy.md)
- [damage](iokit/cdtrackinfo/1584278-damage.md)
- [dataLength](iokit/cdtrackinfo/1584315-datalength.md)
- [dataMode](iokit/cdtrackinfo/1584236-datamode.md)
- [fixedPacket](iokit/cdtrackinfo/1584199-fixedpacket.md)
- [fixedPacketSize](iokit/cdtrackinfo/1584195-fixedpacketsize.md)
- [freeBlocks](iokit/cdtrackinfo/1584326-freeblocks.md)
- [lastRecordedAddress](iokit/cdtrackinfo/1584354-lastrecordedaddress.md)
- [lastRecordedAddressValid](iokit/cdtrackinfo/1584247-lastrecordedaddressvalid.md)
- [nextWritableAddress](iokit/cdtrackinfo/1584341-nextwritableaddress.md)
- [nextWritableAddressValid](iokit/cdtrackinfo/1584293-nextwritableaddressvalid.md)
- [packet](iokit/cdtrackinfo/1584329-packet.md)
- [reserved](iokit/cdtrackinfo/1584288-reserved.md)
- [reserved3](iokit/cdtrackinfo/1584282-reserved3.md)
- [reserved5](iokit/cdtrackinfo/1584338-reserved5.md)
- [reserved6](iokit/cdtrackinfo/1584319-reserved6.md)
- [reserved7](iokit/cdtrackinfo/1584174-reserved7.md)
- [reservedTrack](iokit/cdtrackinfo/1584305-reservedtrack.md)
- [sessionNumberLSB](iokit/cdtrackinfo/1584285-sessionnumberlsb.md)
- [sessionNumberMSB](iokit/cdtrackinfo/1584312-sessionnumbermsb.md)
- [trackMode](iokit/cdtrackinfo/1584265-trackmode.md)
- [trackNumberLSB](iokit/cdtrackinfo/1584191-tracknumberlsb.md)
- [trackNumberMSB](iokit/cdtrackinfo/1584345-tracknumbermsb.md)
- [trackSize](iokit/cdtrackinfo/1584324-tracksize.md)
- [trackStartAddress](iokit/cdtrackinfo/1584223-trackstartaddress.md)