-
Notifications
You must be signed in to change notification settings - Fork 305
/
uplink_token.go
47 lines (42 loc) · 1.63 KB
/
uplink_token.go
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
// Copyright © 2019 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 io
import "go.thethings.network/lorawan-stack/v3/pkg/ttnpb"
// UplinkToken returns an uplink token from the given downlink path.
func UplinkToken(ids ttnpb.GatewayAntennaIdentifiers, timestamp uint32) ([]byte, error) {
token := ttnpb.UplinkToken{
GatewayAntennaIdentifiers: ids,
Timestamp: timestamp,
}
return token.Marshal()
}
// MustUplinkToken returns an uplink token from the given downlink path.
// This function panics if an error occurs. Use UplinkToken to handle errors.
func MustUplinkToken(ids ttnpb.GatewayAntennaIdentifiers, timestamp uint32) []byte {
token, err := UplinkToken(ids, timestamp)
if err != nil {
panic(err)
}
return token
}
// ParseUplinkToken returns the downlink path from the given uplink token.
func ParseUplinkToken(buf []byte) (ids ttnpb.GatewayAntennaIdentifiers, timestamp uint32, err error) {
var token ttnpb.UplinkToken
if err = token.Unmarshal(buf); err != nil {
return
}
ids = token.GatewayAntennaIdentifiers
timestamp = token.Timestamp
return
}