---
title: IOUSBBulkPipeReq
framework: kernel
role: symbol
role_heading: Type Alias
path: kernel/iousbbulkpipereq
---

# IOUSBBulkPipeReq

The structure that represents a bulk pipe request.

## Declaration

```occ
typedef struct IOUSBBulkPipeReq IOUSBBulkPipeReq;
```

## Topics

### Getting the Properties

- [pipeRef](kernel/iousbbulkpipereq/1545941-piperef.md)
- [buf](kernel/iousbbulkpipereq/1546177-buf.md)
- [size](kernel/iousbbulkpipereq/1546366-size.md)
- [noDataTimeout](kernel/iousbbulkpipereq/1546036-nodatatimeout.md)
- [completionTimeout](kernel/iousbbulkpipereq/1545958-completiontimeout.md)

## See Also

### Communication Requests

- [IOUSBFindInterfaceRequest](kernel/iousbfindinterfacerequest.md)
- [IOUSBFindEndpointRequest](kernel/iousbfindendpointrequest.md)