Chip Boling | 610117d | 2021-09-09 11:24:34 -0500 | [diff] [blame] | 1 | /* |
| 2 | * Copyright (c) 2018 - present. Boling Consulting Solutions (bcsw.net) |
| 3 | * Copyright 2020-present Open Networking Foundation |
| 4 | |
| 5 | * Licensed under the Apache License, Version 2.0 (the "License"); |
| 6 | * you may not use this file except in compliance with the License. |
| 7 | * You may obtain a copy of the License at |
| 8 | |
| 9 | * http://www.apache.org/licenses/LICENSE-2.0 |
| 10 | |
| 11 | * Unless required by applicable law or agreed to in writing, software |
| 12 | * distributed under the License is distributed on an "AS IS" BASIS, |
| 13 | * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. |
| 14 | * See the License for the specific language governing permissions and |
| 15 | * limitations under the License. |
| 16 | */ |
| 17 | package meframe |
| 18 | |
| 19 | import ( |
| 20 | "errors" |
| 21 | "github.com/google/gopacket" |
Andrea Campanella | e0cd823 | 2021-10-15 15:10:23 +0200 | [diff] [blame] | 22 | . "github.com/opencord/omci-lib-go/v2" |
| 23 | me "github.com/opencord/omci-lib-go/v2/generated" |
Chip Boling | 610117d | 2021-09-09 11:24:34 -0500 | [diff] [blame] | 24 | ) |
| 25 | |
| 26 | func CreateRequestFrame(m *me.ManagedEntity, opt options) (gopacket.SerializableLayer, error) { |
| 27 | if opt.frameFormat == ExtendedIdent { |
| 28 | return nil, errors.New("extended message set for this message type is not supported") |
| 29 | } |
| 30 | // NOTE: The OMCI parser does not extract the default values of set-by-create attributes |
| 31 | // and are the zero 'default' (or nil) at this time. For this reason, make sure |
| 32 | // you specify all non-zero default values and pass them in appropriate |
| 33 | meLayer := &CreateRequest{ |
| 34 | MeBasePacket: MeBasePacket{ |
| 35 | EntityClass: m.GetClassID(), |
| 36 | EntityInstance: m.GetEntityID(), |
| 37 | Extended: opt.frameFormat == ExtendedIdent, |
| 38 | }, |
| 39 | Attributes: m.GetAttributeValueMap(), |
| 40 | } |
| 41 | // Add any missing SetByCreate options if requested |
| 42 | if opt.addDefaults { |
| 43 | if attrDefs, err := me.GetAttributesDefinitions(m.GetClassID()); err.StatusCode() == me.Success { |
| 44 | for index, attr := range attrDefs { |
| 45 | if me.SupportsAttributeAccess(attr, me.SetByCreate) { |
| 46 | if index == 0 { |
| 47 | continue // Skip Entity ID, if it is SetByCreate, they should always specify it |
| 48 | } |
| 49 | if _, found := meLayer.Attributes[attr.GetName()]; !found { |
| 50 | meLayer.Attributes[attr.GetName()] = attr.DefValue |
| 51 | } |
| 52 | } |
| 53 | } |
| 54 | } |
| 55 | } |
| 56 | return meLayer, nil |
| 57 | } |
| 58 | |
| 59 | func CreateResponseFrame(m *me.ManagedEntity, opt options) (gopacket.SerializableLayer, error) { |
| 60 | if opt.frameFormat == ExtendedIdent { |
| 61 | return nil, errors.New("extended message set for this message type is not supported") |
| 62 | } |
| 63 | meLayer := &CreateResponse{ |
| 64 | MeBasePacket: MeBasePacket{ |
| 65 | EntityClass: m.GetClassID(), |
| 66 | EntityInstance: m.GetEntityID(), |
| 67 | Extended: opt.frameFormat == ExtendedIdent, |
| 68 | }, |
| 69 | Result: opt.result, |
| 70 | } |
| 71 | if meLayer.Result == me.ParameterError { |
| 72 | meLayer.AttributeExecutionMask = opt.attrExecutionMask |
| 73 | } |
| 74 | return meLayer, nil |
| 75 | } |