Add PackageDescription

Package.swift

@@ -0,0 +1,14 @@
+// swift-tools-version:5.5
+
+import PackageDescription
+
+let package = Package(
+    name: "T2SKit",
+    products: [
+        .library(name: "T2SKit", targets: ["T2SKit", "Tun2SocksFramework"])
+    ],
+    targets: [
+        .target(name: "T2SKit"),
+        .binaryTarget(name: "Tun2SocksFramework", url: "", checksum: "")
+    ]
+)

README.md

@@ -1 +1,3 @@
-# Tun2SocksKit
+# T2SKit
+
+A description of this package.

Sources/T2SKit/T2SKit.swift

@@ -0,0 +1,16 @@
+import Foundation
+
+@_silgen_name("startTun2Socks") private func rust_startTun2Socks(_ config: UnsafePointer<CChar>!) -> Int32
+
+@_silgen_name("stopTun2Socks") private func rust_stopTun2Socks() -> Bool
+
+public enum Tun2Socks {
+
+    public static func start(config: String) -> Int32 {
+        rust_startTun2Socks(config.cString(using: .utf8))
+    }
+
+    public static func stop() -> Bool {
+        rust_stopTun2Socks()
+    }
+}