Files
MWClash/core/tun.go
2024-04-30 23:38:49 +08:00

84 lines
1.3 KiB
Go

//go:build android
package main
import "C"
import (
t "core/tun"
"github.com/metacubex/mihomo/component/dialer"
"github.com/metacubex/mihomo/log"
"golang.org/x/sync/semaphore"
"sync"
"syscall"
"time"
)
var tunLock sync.Mutex
var tun *t.Tun
//export startTUN
func startTUN(fd C.int) bool {
tunLock.Lock()
defer tunLock.Unlock()
if tun != nil {
tun.Close()
tun = nil
}
f := int(fd)
gateway := "172.16.0.1/30"
portal := "172.16.0.2"
dns := "0.0.0.0"
tempTun := &t.Tun{Closed: false, Limit: semaphore.NewWeighted(4)}
closer, err := t.Start(f, gateway, portal, dns)
applyConfig(true)
if err != nil {
log.Errorln("startTUN error: %v", err)
tempTun.Close()
return false
}
tempTun.Closer = closer
tun = tempTun
return true
}
//export updateMarkSocketPort
func updateMarkSocketPort(markSocketPort C.longlong) bool {
tunLock.Lock()
defer tunLock.Unlock()
//if tun != nil {
// tun.MarkSocketPort = int64(markSocketPort)
//}
return true
}
//export stopTun
func stopTun() {
tunLock.Lock()
defer tunLock.Unlock()
if tun != nil {
tun.Close()
applyConfig(true)
tun = nil
}
}
func init() {
dialer.DefaultSocketHook = func(network, address string, conn syscall.RawConn) error {
return conn.Control(func(fd uintptr) {
if tun != nil {
tun.MarkSocket(int(fd))
time.Sleep(time.Millisecond * 100)
}
})
}
}