Add support for tvOS

Include tvOS condition where iOS applies.

Signed-off-by: Davide De Rosa <keeshux@gmail.com>

Package.swift

@@ -1,4 +1,4 @@
-// swift-tools-version:5.5
+// swift-tools-version:5.9
 // The swift-tools-version declares the minimum version of Swift required to build this package.
 
 import PackageDescription
@@ -7,7 +7,8 @@ let package = Package(
     name: "WireGuardKit",
     platforms: [
         .macOS(.v12),
-        .iOS(.v15)
+        .iOS(.v15),
+        .tvOS(.v17)
     ],
     products: [
         .library(name: "WireGuardKit", targets: ["WireGuardKit"])

Sources/WireGuardKit/DNSResolver.swift

@@ -92,7 +92,7 @@ extension DNSResolver {
 
 extension Endpoint {
     func withReresolvedIP() throws -> Endpoint {
-        #if os(iOS)
+        #if os(iOS) || os(tvOS)
         let hostname: String
         switch host {
         case .name(let name, _):

Sources/WireGuardKit/PacketTunnelSettingsGenerator.swift

@@ -116,7 +116,7 @@ class PacketTunnelSettingsGenerator {
          * add a nob, maybe, or iOS will do probing for us.
          */
         if mtu == 0 {
-            #if os(iOS)
+            #if os(iOS) || os(tvOS)
             networkSettings.mtu = NSNumber(value: 1280)
             #elseif os(macOS)
             networkSettings.tunnelOverheadBytes = 80

Sources/WireGuardKit/WireGuardAdapter.swift

@@ -420,7 +420,7 @@ public class WireGuardAdapter {
         if case .started(let handle, _) = self.state {
             wgBumpSockets(handle)
         }
-        #elseif os(iOS)
+        #elseif os(iOS) || os(tvOS)
         switch self.state {
         case .started(let handle, let settingsGenerator):
             if path.status.isSatisfiable {

Sources/WireGuardKitGo/Makefile

@@ -24,6 +24,8 @@ GOARCH_x86_64 := amd64
 GOOS_macosx := $(if $(IS_CATALYST),ios,darwin)
 GOOS_iphoneos := ios
 GOOS_iphonesimulator := ios
+GOOS_appletvos := ios
+GOOS_appletvsimulator := ios
 
 TARGET ?= $(if $(IS_CATALYST),-target arm64-apple-ios14.0-macabi,)