---
title: UASPipeDescriptor
framework: Kernel
role: symbol
role_heading: Type Alias
platforms: [macOS 10.8+]
path: kernel/uaspipedescriptor
---

# UASPipeDescriptor

## Declaration

```occ
typedef struct UASPipeDescriptor UASPipeDescriptor;
```

## Discussion

Discussion Structure used to specify the Mass Storage Specific UAS pipe usage descriptor

## Topics

### Instance Properties

- [bDescriptorType](kernel/uaspipedescriptor/1546346-bdescriptortype.md)
- [bLength](kernel/uaspipedescriptor/1546164-blength.md)
- [bPipeID](kernel/uaspipedescriptor/1546518-bpipeid.md)
- [bReserved](kernel/uaspipedescriptor/1546166-breserved.md)

## See Also

### Related Documentation

- [pseudosymbol-1807399](pseudosymbol-1807399.md)