Custom service function return values.
| Enumerator |
|---|
| EI_API_CIP_SERVICE_eERR_INVALID | Initialization value.
|
| EI_API_CIP_SERVICE_eERR_RESPONSE | Correct response, send success response.
|
| EI_API_CIP_SERVICE_eERR_ERR_RESPONSE | Error response, send error response.
|
| EI_API_CIP_SERVICE_eERR_NO_RESPONSE | No response.
|