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dev_eui.go
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dev_eui.go
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// Copyright © 2023 The Things Network Foundation, The Things Industries B.V.
//
// 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.
package enddevices
import (
"go.thethings.network/lorawan-stack/v3/pkg/ttnpb"
"go.thethings.network/lorawan-stack/v3/pkg/types"
)
const formatIDDevEUI = "dev_eui"
type devEUIData struct {
DevEUI types.EUI64
}
// MarshalText implements Data.
func (d *devEUIData) MarshalText() (text []byte, err error) {
return d.DevEUI.MarshalText()
}
// UnmarshalText implements Data.
func (d *devEUIData) UnmarshalText(text []byte) error {
return d.DevEUI.UnmarshalText(text)
}
// Validate implements Data.
func (d *devEUIData) Validate() error {
return nil
}
// Encode implements Data.
func (d *devEUIData) Encode(dev *ttnpb.EndDevice) error {
if dev.Ids.DevEui == nil {
return errNoDevEUI.New()
}
*d = devEUIData{
DevEUI: types.MustEUI64(dev.Ids.DevEui).OrZero(),
}
return nil
}
// EndDeviceTemplate implements Data.
func (d *devEUIData) EndDeviceTemplate() *ttnpb.EndDeviceTemplate {
return &ttnpb.EndDeviceTemplate{
EndDevice: &ttnpb.EndDevice{
Ids: &ttnpb.EndDeviceIdentifiers{
DevEui: d.DevEUI.Bytes(),
},
},
FieldMask: ttnpb.FieldMask("ids.dev_eui"),
}
}
// FormatID implements Data.
func (d *devEUIData) FormatID() string {
return formatIDDevEUI
}
type devEUIFormat struct{}
// Format implements Format.
func (*devEUIFormat) Format() *ttnpb.QRCodeFormat {
return &ttnpb.QRCodeFormat{
Name: "DevEUI",
Description: "LoRaWAN® DevEUI (hex encoded)",
FieldMask: ttnpb.FieldMask("ids.dev_eui"),
}
}
// New implements Format.
func (*devEUIFormat) New() Data {
return new(devEUIData)
}