---
title: GetCommandDescriptorBlock
framework: kernel
role: symbol
role_heading: Instance Method
path: kernel/ioscsiprotocolservices/1509478-getcommanddescriptorblock
---

# GetCommandDescriptorBlock

## Declaration

```occ
bool GetCommandDescriptorBlock(SCSITaskIdentifier request, SCSICommandDescriptorBlock *cdbData);
```