Revert "contrib: keygen-html: rewrite in pure javascript"

This reverts commit e5203543a674453ce1e0cbbcb234d3308762fe65.

As swanky as it is to have a really short file, it's hard to justify and
makes me nervous.

1 files changed, 25 insertions, 0 deletions

diff --git a/contrib/examples/keygen-html/src/glue.js b/contrib/examples/keygen-html/src/glue.js
new file mode 100644
index 0000000..981e533
--- /dev/null
+++ b/contrib/examples/keygen-html/src/glue.js
@@ -0,0 +1,25 @@
+/*! SPDX-License-Identifier: GPL-2.0
+ *
+ * Copyright (C) 2015-2018 Jason A. Donenfeld <Jason@zx2c4.com>. All Rights Reserved.
+ */
+window["WireGuard"] = {
+	"generateKeypair": function() {
+		var privateKey = Module["_malloc"](32);
+		var publicKey = Module["_malloc"](32);
+		Module["_curve25519_generate_private"](privateKey);
+		Module["_curve25519_generate_public"](publicKey, privateKey);
+		var privateBase64 = Module["_malloc"](45);
+		var publicBase64 = Module["_malloc"](45);
+		Module["_key_to_base64"](privateBase64, privateKey);
+		Module["_key_to_base64"](publicBase64, publicKey);
+		Module["_free"](privateKey);
+		Module["_free"](publicKey);
+		var keypair = {
+			publicKey: Module["Pointer_stringify"](publicBase64),
+			privateKey: Module["Pointer_stringify"](privateBase64)
+		};
+		Module["_free"](privateBase64);
+		Module["_free"](publicBase64);
+		return keypair;
+	}
+};