1
package tun
2
 
3
import (
4
	"go.miragespace.co/specter/spec/protocol"
5
 
6
	"google.golang.org/protobuf/proto"
7
)
8
 
9
var alpnNameMap map[int32]string = make(map[int32]string)
10
 
11
func init() {
12
	m := &protocol.Link{}
13
	len := m.GetAlpn().Enum().Descriptor().Values().Len()
14
	for i := range len {
15
		num := m.GetAlpn().Enum().Descriptor().Values().Get(i).Number()
16
		name := proto.GetExtension(m.GetAlpn().Descriptor().Values().ByNumber(num).Options(), protocol.E_AlpnName).(string)
17
		alpnNameMap[int32(num)] = name
18
	}
19
}
20
 
21
func ALPN(a protocol.Link_ALPN) string {
22
	return alpnNameMap[int32(a.Number())]
23
}