1 files changed, 21 insertions, 0 deletions
diff --git a/js/tls.ts b/js/tls.ts
new file mode 100644
index 000000000..ec24b458b
--- /dev/null
+++ b/js/tls.ts
@@ -0,0 +1,21 @@
+// Copyright 2018-2019 the Deno authors. All rights reserved. MIT license.
+import { sendAsync } from "./dispatch_json.ts";
+import * as dispatch from "./dispatch.ts";
+import { Conn, ConnImpl } from "./net.ts";
+
+// TODO(ry) There are many configuration options to add...
+// https://docs.rs/rustls/0.16.0/rustls/struct.ClientConfig.html
+interface DialTLSOptions {
+  port: number;
+  hostname?: string;
+}
+const dialTLSDefaults = { hostname: "127.0.0.1", transport: "tcp" };
+
+/**
+ * dialTLS establishes a secure connection over TLS (transport layer security).
+ */
+export async function dialTLS(options: DialTLSOptions): Promise<Conn> {
+  options = Object.assign(dialTLSDefaults, options);
+  const res = await sendAsync(dispatch.OP_DIAL_TLS, options);
+  return new ConnImpl(res.rid, res.remoteAddr!, res.localAddr!);
+}