burrow/Apple/NetworkExtension/PacketTunnelProvider.swift
2023-08-27 10:21:55 +08:00

43 lines
1.5 KiB
Swift

import libburrow
import NetworkExtension
import OSLog
class PacketTunnelProvider: NEPacketTunnelProvider {
let logger = Logger(subsystem: "com.hackclub.burrow", category: "General")
var osInitialized = false
override func startTunnel(options: [String: NSObject]?, completionHandler: @escaping (Error?) -> Void) {
if(!osInitialized){
libburrow.initialize_oslog()
osInitialized=true
}
libburrow.spawn_server()
logger.debug("spawned server")
completionHandler(nil)
}
override func stopTunnel(with reason: NEProviderStopReason, completionHandler: @escaping () -> Void) {
completionHandler()
}
func genNetSec(fild: Int32) -> NEPacketTunnelNetworkSettings {
logger.debug("getting Network settings with fild \(fild) ...")
let settings = libburrow.getNetworkSettings(fild)
logger.debug("genNetSec Called: \n ipv4: \(settings.ipv4_addr) \n netmask: \(settings.ipv4_netmask) \n mtu: \(settings.mtu)")
let tNetworksettings = TunCrateNetworkSettings(addr: settings.ipv4_addr, netmask: settings.ipv4_netmask, mtu: settings.mtu)
return tNetworksettings.generateNetworkSettings()
}
override func handleAppMessage(_ messageData: Data, completionHandler: ((Data?) -> Void)?) {
if let handler = completionHandler {
handler(messageData)
}
}
override func sleep(completionHandler: @escaping () -> Void) {
completionHandler()
}
override func wake() {
}
}