[SEBA-434] Replacing omci-sim with omci-lib-go

Change-Id: I499afc9ec49bb483467ea93bd6ce3077dd0ccc6e
diff --git a/vendor/github.com/opencord/omci-lib-go/generated/me.go b/vendor/github.com/opencord/omci-lib-go/generated/me.go
new file mode 100644
index 0000000..8bec058
--- /dev/null
+++ b/vendor/github.com/opencord/omci-lib-go/generated/me.go
@@ -0,0 +1,316 @@
+/*
+ * Copyright (c) 2018 - present.  Boling Consulting Solutions (bcsw.net)
+ * Copyright 2020-present Open Networking Foundation
+
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+
+ * http://www.apache.org/licenses/LICENSE-2.0
+
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+/*
+ * NOTE: This file was generated, manual edits will be overwritten!
+ *
+ * Generated by 'goCodeGenerator.py':
+ *              https://github.com/cboling/OMCI-parser/README.md
+ */
+
+package generated
+
+import (
+	"encoding/binary"
+	"errors"
+	"fmt"
+	"github.com/deckarep/golang-set"
+	"github.com/google/gopacket"
+)
+
+// ManagedEntity provides a complete instance of a Managed Entity
+type ManagedEntity struct {
+	definition             ManagedEntityDefinition
+	attributeMask          uint16
+	requestedAttributeMask uint16
+	attributes             AttributeValueMap
+}
+
+// String provides a simple string that describes this struct
+func (entity *ManagedEntity) String() string {
+	return fmt.Sprintf("ManagedEntity: %v, EntityID: (%d/%#x): Attributes: %v",
+		entity.GetClassID(), entity.GetEntityID(), entity.GetEntityID(), entity.attributes)
+}
+
+// NewManagedEntity creates a ManagedEntity given an ME Definition and parameter/attribute data
+func NewManagedEntity(definition ManagedEntityDefinition, params ...ParamData) (*ManagedEntity, OmciErrors) {
+	entity := &ManagedEntity{
+		definition: definition,
+		attributes: make(map[string]interface{}),
+	}
+	if params != nil {
+		if err := entity.setAttributes(params...); err.StatusCode() != Success {
+			return nil, err
+		}
+	}
+	return entity, NewOmciSuccess()
+}
+
+// GetManagedEntityDefinition provides the ME definition of a Managed Entity
+func (entity *ManagedEntity) GetManagedEntityDefinition() ManagedEntityDefinition {
+	return entity.definition
+}
+
+// GetName provides the ME Name of a Managed Entity
+func (entity ManagedEntity) GetName() string {
+	return entity.definition.GetName()
+}
+
+// GetClassID returns the 16-bit class ID of a Managed Entity
+func (entity ManagedEntity) GetClassID() ClassID {
+	return entity.definition.GetClassID()
+}
+
+// SetClassID assigns the 16-bit class ID of a Managed Entity
+func (entity *ManagedEntity) SetClassID(classID ClassID) {
+	entity.definition.SetClassID(classID)
+}
+
+// GetMessageTypes returns the OMCI message types that a Managed Entity supports
+func (entity ManagedEntity) GetMessageTypes() mapset.Set {
+	return entity.definition.GetMessageTypes()
+}
+
+// GetAllowedAttributeMask returns the 16-bit bitmask of attributes a Managed Entity supports
+func (entity ManagedEntity) GetAllowedAttributeMask() uint16 {
+	return entity.definition.GetAllowedAttributeMask()
+}
+
+// GetAttributeDefinitions returns the attribute definition map for a Managed Entity
+func (entity ManagedEntity) GetAttributeDefinitions() AttributeDefinitionMap {
+	return entity.definition.GetAttributeDefinitions()
+}
+
+// DecodeAttributes will decode the attributes portion of a Managed Entity frame/packet
+func (entity *ManagedEntity) DecodeAttributes(mask uint16, data []byte, p gopacket.PacketBuilder, msgType byte) (AttributeValueMap, error) {
+	return entity.definition.DecodeAttributes(mask, data, p, msgType)
+}
+
+// SerializeAttributes will serialize the attributes of a Managed Entity type
+func (entity *ManagedEntity) SerializeAttributes(attr AttributeValueMap, mask uint16,
+	b gopacket.SerializeBuffer, msgType byte, bytesAvailable int, packData bool) (error, uint16) {
+	return entity.definition.SerializeAttributes(attr, mask, b, msgType, bytesAvailable, packData)
+}
+
+// GetEntityID will return the Entity/Instance ID for a Managed Entity
+func (entity *ManagedEntity) GetEntityID() uint16 {
+	if eid, err := entity.GetAttributeByIndex(0); err == nil {
+		return eid.(uint16)
+	}
+	return 0
+}
+
+// SetEntityID will set the Entity/Instance ID for a Managed Entity
+func (entity *ManagedEntity) SetEntityID(eid uint16) error {
+	return entity.SetAttributeByIndex(0, eid)
+}
+
+// GetAttributeMask will return the 16-bit attribute mask of a Managed Entity
+func (entity *ManagedEntity) GetAttributeMask() uint16 {
+	return entity.attributeMask
+}
+
+// SetRequestedAttributeMask is used to initialize the requested attribute mask to a specific
+// value. This should only be done on "Get" type operations that need to fetch and attribute
+// and store it in the entity. For other operations (create, set, ...) you should specify
+// the attributes and values in the Params initialization or use the SetAttribute
+func (entity *ManagedEntity) SetRequestedAttributeMask(mask uint16) {
+	entity.requestedAttributeMask = mask
+}
+
+// GetRequestedAttributeMask will return the 16-bit requested attribute mask of a Managed Entity.
+// This is only specified for requests that perform a Get operation
+func (entity *ManagedEntity) GetRequestedAttributeMask() uint16 {
+	return entity.requestedAttributeMask
+}
+
+// GetAttributeValueMap will return the map of attributes of a Managed Entity
+func (entity *ManagedEntity) GetAttributeValueMap() AttributeValueMap {
+	return entity.attributes
+}
+
+// GetAttribute will return the value of a specific attribute for the specified attribute by name
+func (entity *ManagedEntity) GetAttribute(name string) (interface{}, error) {
+	value, ok := entity.attributes[name]
+	if !ok {
+		return 0, fmt.Errorf("attribute '%v' not found", name)
+	}
+	return value, nil
+}
+
+// GetAttributeByIndex will return the value of a specific attribute for the specified attribute by index
+func (entity *ManagedEntity) GetAttributeByIndex(index uint) (interface{}, error) {
+	if len(entity.attributes) == 0 {
+		return nil, errors.New("attributes have already been set")
+	}
+	if _, ok := entity.definition.AttributeDefinitions[index]; !ok {
+		return nil, fmt.Errorf("invalid attribute index: %d, should be 0..%d",
+			index, len(entity.definition.AttributeDefinitions)-1)
+	}
+	return entity.GetAttribute(entity.definition.AttributeDefinitions[index].Name)
+}
+
+func (entity *ManagedEntity) setAttributes(params ...ParamData) OmciErrors {
+	if entity.attributes == nil {
+		entity.attributes = make(map[string]interface{})
+	} else if len(entity.attributes) > 0 {
+		return NewNonStatusError("attributes have already been set")
+	}
+	eidName := entity.definition.AttributeDefinitions[0].Name
+	if len(params) == 0 {
+		entity.attributes[eidName] = uint16(0)
+		return NewOmciSuccess()
+	}
+	entity.attributes[eidName] = params[0].EntityID
+
+	for name, value := range params[0].Attributes {
+		if name == eidName {
+			continue
+		}
+		if err := entity.SetAttribute(name, value); err.StatusCode() != Success {
+			return err
+		}
+	}
+	return NewOmciSuccess()
+}
+
+// SetAttribute can be uses to set the value of a specific attribute by name
+func (entity *ManagedEntity) SetAttribute(name string, value interface{}) OmciErrors {
+	attrDef, err := GetAttributeDefinitionByName(entity.definition.GetAttributeDefinitions(), name)
+	if err != nil {
+		// Not found, which means not in the attribute definition map
+		return NewProcessingError(err.Error())
+	} else if entity.attributes == nil {
+		entity.attributes = make(map[string]interface{})
+	}
+	mask := attrDef.Mask
+	// check any constraints
+	if constraintCheck := attrDef.GetConstraints(); constraintCheck != nil {
+		err = constraintCheck(value)
+		if err != nil {
+			return NewParameterError(mask, entity.GetAttributeDefinitions(), err)
+		}
+	}
+	entity.attributes[name] = value
+	entity.attributeMask |= mask
+	return NewOmciSuccess()
+}
+
+// SetAttributeByIndex can be uses to set the value of a specific attribute by attribute index (0..15)
+func (entity *ManagedEntity) SetAttributeByIndex(index uint, value interface{}) error {
+	attrDef, ok := entity.definition.AttributeDefinitions[index]
+	if !ok {
+		return fmt.Errorf("invalid attribute index: %d, should be 0..%d",
+			index, len(entity.definition.AttributeDefinitions)-1)
+	} else if entity.attributes == nil {
+		entity.attributes = make(map[string]interface{})
+	}
+	mask := attrDef.Mask
+	// check any constraints
+	if constraintCheck := attrDef.GetConstraints(); constraintCheck != nil {
+		err := constraintCheck(value)
+		if err != nil {
+			return NewParameterError(mask, entity.GetAttributeDefinitions(), err)
+		}
+	}
+	entity.attributes[attrDef.Name] = value
+	entity.attributeMask |= mask
+	return nil
+}
+
+// DeleteAttribute is used to remove a specific attribute from a Managed Index by name
+func (entity *ManagedEntity) DeleteAttribute(name string) error {
+	attrDef, err := GetAttributeDefinitionByName(entity.definition.GetAttributeDefinitions(), name)
+	if err != nil {
+		return err
+	}
+	if entity.attributes != nil {
+		delete(entity.attributes, name)
+		entity.attributeMask &= ^attrDef.Mask
+	}
+	return nil
+}
+
+// DeleteAttributeByIndex is used to remove a specific attribute from a Managed Index by attribute index (0..15)
+func (entity *ManagedEntity) DeleteAttributeByIndex(index uint) error {
+	attrDef, ok := entity.definition.AttributeDefinitions[index]
+	if !ok {
+		return fmt.Errorf("invalid attribute index: %d, should be 0..%d",
+			index, len(entity.definition.AttributeDefinitions)-1)
+	}
+	if entity.attributes != nil {
+		delete(entity.attributes, attrDef.Name)
+		entity.attributeMask &= ^attrDef.Mask
+	}
+	return nil
+}
+
+// GetClassSupport returns the ONU support for this managed entity
+func (entity *ManagedEntity) GetClassSupport() ClassSupport {
+	return entity.definition.GetClassSupport()
+}
+
+// GetAlarmMap returns the Alarm Bit Number to Alarm Name (string) mapping.  Nil is returned if
+// the managed entity does not support alarms
+func (entity *ManagedEntity) GetAlarmMap() AlarmMap {
+	return entity.definition.GetAlarmMap()
+}
+
+// DecodeFromBytes decodes a Managed Entity give an octet stream pointing to the ME within a frame
+func (entity *ManagedEntity) DecodeFromBytes(data []byte, p gopacket.PacketBuilder, msgType byte) error {
+	if len(data) < 6 {
+		p.SetTruncated()
+		return errors.New("frame too small")
+	}
+	classID := ClassID(binary.BigEndian.Uint16(data[0:2]))
+	entityID := binary.BigEndian.Uint16(data[2:4])
+	parameters := ParamData{EntityID: entityID}
+
+	meDefinition, omciErr := LoadManagedEntityDefinition(classID, parameters)
+	if omciErr.StatusCode() != Success {
+		return omciErr.GetError()
+	}
+	entity.definition = meDefinition.definition
+	entity.attributeMask = binary.BigEndian.Uint16(data[4:6])
+	entity.attributes = make(map[string]interface{})
+	entity.SetEntityID(entityID)
+	packetAttributes, err := entity.DecodeAttributes(entity.GetAttributeMask(), data[6:], p, msgType)
+	if err != nil {
+		return err
+	}
+	for name, value := range packetAttributes {
+		entity.attributes[name] = value
+	}
+	return nil
+}
+
+// SerializeTo serializes a Managed Entity into an octet stream
+func (entity *ManagedEntity) SerializeTo(b gopacket.SerializeBuffer, msgType byte, bytesAvailable int, opts gopacket.SerializeOptions) error {
+	// Add class ID and entity ID
+	bytes, err := b.AppendBytes(6)
+	if err != nil {
+		return err
+	}
+	binary.BigEndian.PutUint16(bytes, uint16(entity.GetClassID()))
+	binary.BigEndian.PutUint16(bytes[2:], entity.GetEntityID())
+	binary.BigEndian.PutUint16(bytes[4:], entity.GetAttributeMask())
+
+	// TODO: Need to limit number of bytes appended to not exceed packet size
+	// Is there space/metadata info in 'b' parameter to allow this?
+	err, _ = entity.SerializeAttributes(entity.attributes, entity.GetAttributeMask(), b,
+		msgType, bytesAvailable, opts.FixLengths)
+	return err
+}