WireGuard extension

Signed-off-by: Joseph Mattello <mail@joemattiello.com>

WireguardNetworkExtension/AppProxyProvider.swift

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+//
+//  AppProxyProvider.swift
+//  WireguardNetworkExtension
+//
+//  Created by Joseph Mattiello on 11/12/22.
+//  Copyright © 2022 Riley Testut. All rights reserved.
+//
+
+import NetworkExtension
+
+class AppProxyProvider: NEAppProxyProvider {
+
+    override func startProxy(options: [String : Any]? = nil, completionHandler: @escaping (Error?) -> Void) {
+        // Add code here to start the process of connecting the tunnel.
+    }
+    
+    override func stopProxy(with reason: NEProviderStopReason, completionHandler: @escaping () -> Void) {
+        // Add code here to start the process of stopping the tunnel.
+        completionHandler()
+    }
+    
+    override func handleAppMessage(_ messageData: Data, completionHandler: ((Data?) -> Void)?) {
+        // Add code here to handle the message.
+        if let handler = completionHandler {
+            handler(messageData)
+        }
+    }
+    
+    override func sleep(completionHandler: @escaping() -> Void) {
+        // Add code here to get ready to sleep.
+        completionHandler()
+    }
+    
+    override func wake() {
+        // Add code here to wake up.
+    }
+    
+    override func handleNewFlow(_ flow: NEAppProxyFlow) -> Bool {
+        // Add code here to handle the incoming flow.
+        return false
+    }
+}

WireguardNetworkExtension/Info.plist

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+<?xml version="1.0" encoding="UTF-8"?>
+<!DOCTYPE plist PUBLIC "-//Apple//DTD PLIST 1.0//EN" "http://www.apple.com/DTDs/PropertyList-1.0.dtd">
+<plist version="1.0">
+<dict>
+	<key>NSExtension</key>
+	<dict>
+		<key>NSExtensionPointIdentifier</key>
+		<string>com.apple.networkextension.app-proxy</string>
+		<key>NSExtensionPrincipalClass</key>
+		<string>$(PRODUCT_MODULE_NAME).AppProxyProvider</string>
+	</dict>
+</dict>
+</plist>

WireguardNetworkExtension/WireguardNetworkExtension.entitlements

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+<?xml version="1.0" encoding="UTF-8"?>
+<!DOCTYPE plist PUBLIC "-//Apple//DTD PLIST 1.0//EN" "http://www.apple.com/DTDs/PropertyList-1.0.dtd">
+<plist version="1.0">
+<dict>
+    <key>com.apple.security.application-groups</key>
+    <array>
+        <string>group.com.joemattiello.AltStore</string>
+    </array>
+</dict>
+</plist>