---
title: SetCommandDescriptorBlock
framework: kernel
role: symbol
role_heading: Instance Method
path: kernel/ioscsiprimarycommandsdevice/1556506-setcommanddescriptorblock
---

# SetCommandDescriptorBlock

## Declaration

```occ
bool SetCommandDescriptorBlock(SCSITaskIdentifier request, UInt8 cdbByte0, UInt8 cdbByte1, UInt8 cdbByte2, UInt8 cdbByte3, UInt8 cdbByte4, UInt8 cdbByte5);
```