<!--
{
  "availability" : [
    "DriverKit: -",
    "iOS: -",
    "iPadOS: -",
    "macOS: -"
  ],
  "documentType" : "symbol",
  "framework" : "DriverKit",
  "identifier" : "/documentation/DriverKit/SCSIServiceResponse",
  "metadataVersion" : "0.1.0",
  "role" : "Enumeration",
  "symbol" : {
    "kind" : "Enumeration",
    "modules" : [
      "DriverKit"
    ],
    "preciseIdentifier" : "c:@E@SCSIServiceResponse"
  },
  "title" : "SCSIServiceResponse"
}
-->

# SCSIServiceResponse

Attributes for task service response.

```
typedef enum SCSIServiceResponse : unsigned int { ... } SCSIServiceResponse;
```

## Overview

The Service Response represents the execution status of a service request made to a Protocol Services Driver. The Service Response can only be modified by the SCSI Protocol Layer. The SCSI Application Layer can only read the state.

## Topics

### Constants

[`kSCSIServiceResponse_Request_In_Process`](/documentation/DriverKit/SCSIServiceResponse/kSCSIServiceResponse_Request_In_Process)

[`kSCSIServiceResponse_SERVICE_DELIVERY_OR_TARGET_FAILURE`](/documentation/DriverKit/SCSIServiceResponse/kSCSIServiceResponse_SERVICE_DELIVERY_OR_TARGET_FAILURE)

[`kSCSIServiceResponse_TASK_COMPLETE`](/documentation/DriverKit/SCSIServiceResponse/kSCSIServiceResponse_TASK_COMPLETE)

[`kSCSIServiceResponse_LINK_COMMAND_COMPLETE`](/documentation/DriverKit/SCSIServiceResponse/kSCSIServiceResponse_LINK_COMMAND_COMPLETE)

[`kSCSIServiceResponse_FUNCTION_COMPLETE`](/documentation/DriverKit/SCSIServiceResponse/kSCSIServiceResponse_FUNCTION_COMPLETE)

[`kSCSIServiceResponse_FUNCTION_REJECTED`](/documentation/DriverKit/SCSIServiceResponse/kSCSIServiceResponse_FUNCTION_REJECTED)


---

Copyright &copy; 2026 Apple Inc. All rights reserved. | [Terms of Use](https://www.apple.com/legal/internet-services/terms/site.html) | [Privacy Policy](https://www.apple.com/privacy/privacy-policy)