---
title: READ_BUFFER
framework: kernel
role: symbol
role_heading: Instance Method
path: kernel/ioscsiprimarycommandsdevice/1556575-read_buffer
---

# READ_BUFFER

## Declaration

```occ
virtual bool READ_BUFFER(SCSITaskIdentifier request, IOMemoryDescriptor *dataBuffer, SCSICmdField4Bit MODE, SCSICmdField1Byte BUFFER_ID, SCSICmdField3Byte BUFFER_OFFSET, SCSICmdField3Byte ALLOCATION_LENGTH, SCSICmdField1Byte CONTROL);
```