1 files changed, 51 insertions, 5 deletions
diff --git a/tunnel/tools/libwg-go/api-android.go b/tunnel/tools/libwg-go/api-android.go
index d47c5d76..78ee7f54 100644
--- a/tunnel/tools/libwg-go/api-android.go
+++ b/tunnel/tools/libwg-go/api-android.go
@@ -48,10 +48,17 @@ func (l AndroidLogger) Printf(format string, args ...interface{}) {
 type TunnelHandle struct {
 	device *device.Device
 	uapi   net.Listener
+	logger *device.Logger
+	tun *tun.NativeTun
 }
 
 var tunnelHandles map[int32]TunnelHandle
 
+func GetTunnel(handle int32) (tunnelHandle TunnelHandle, ok bool) {
+	tunnelHandle, ok = tunnelHandles[handle]
+	return
+}
+
 func init() {
 	tunnelHandles = make(map[int32]TunnelHandle)
 	signals := make(chan os.Signal)
@@ -142,10 +149,29 @@ func wgTurnOn(interfaceName string, tunFd int32, settings string) int32 {
 		device.Close()
 		return -1
 	}
-	tunnelHandles[i] = TunnelHandle{device: device, uapi: uapi}
+	tunnelHandles[i] = TunnelHandle{device: device, uapi: uapi, tun: tun}
 	return i
 }
 
+//export wgSetFd
+func wgSetFd(tunnelHandle int32, tunFd int32) {
+        tag := cstring(fmt.Sprintf("WireGuard/GoBackend/%x", tunnelHandle))
+        logger := &device.Logger{
+                Verbosef: AndroidLogger{level: C.ANDROID_LOG_DEBUG, tag: tag}.Printf,
+                Errorf:   AndroidLogger{level: C.ANDROID_LOG_ERROR, tag: tag}.Printf,
+        }
+
+        handle, ok := tunnelHandles[tunnelHandle]
+        if !ok {
+		unix.Close(int(tunFd))
+		logger.Errorf("Tunnel not found")
+                return
+        }
+
+	handle.tun.SetFd(int(tunFd))
+        logger.Verbosef("wgSetFd: %v", tunFd)
+}
+
 //export wgTurnOff
 func wgTurnOff(tunnelHandle int32) {
 	handle, ok := tunnelHandles[tunnelHandle]
@@ -208,20 +234,40 @@ func wgGetConfig(tunnelHandle int32) *C.char {
 
 //export wgVersion
 func wgVersion() *C.char {
+	return C.CString(Version())
+}
+
+func Version() string {
 	info, ok := debug.ReadBuildInfo()
 	if !ok {
-		return C.CString("unknown")
+		return "unknown"
 	}
 	for _, dep := range info.Deps {
 		if dep.Path == "golang.zx2c4.com/wireguard" {
 			parts := strings.Split(dep.Version, "-")
 			if len(parts) == 3 && len(parts[2]) == 12 {
-				return C.CString(parts[2][:7])
+				return parts[2][:7]
 			}
-			return C.CString(dep.Version)
+			return dep.Version
 		}
 	}
-	return C.CString("unknown")
+	return "unknown"
+}
+
+//export wgStartGrpc
+func wgStartGrpc(sock_path string) C.int{
+	tag := cstring("WireGuard/GoBackend/gRPC")
+	logger := &device.Logger{
+		Verbosef: AndroidLogger{level: C.ANDROID_LOG_DEBUG, tag: tag}.Printf,
+		Errorf:   AndroidLogger{level: C.ANDROID_LOG_ERROR, tag: tag}.Printf,
+	}
+
+	res, errmsg := StartGrpc(sock_path, logger)
+	if res < 0 {
+		logger.Verbosef("wgStartGrpc: %v (%v)", errmsg, res)
+	}
+
+	return C.int(res)
 }
 
 func main() {}