From 2402f55f58fdceef624b50c84927c43f265f1a3a Mon Sep 17 00:00:00 2001
From: Miguel Oliveira <miguel.oliveira4224@gmail.com>
Date: Thu, 8 Jun 2023 01:25:07 -0300
Subject: [PATCH] Tag experimental function exports as experimental

---
 ccryptolib/x25519.lua  |  2 +-
 ccryptolib/x25519c.lua | 18 +++++++++---------
 spec/x25519c_spec.lua  |  8 ++++----
 3 files changed, 14 insertions(+), 14 deletions(-)

diff --git a/ccryptolib/x25519.lua b/ccryptolib/x25519.lua
index 3ee7b62..46212f0 100644
--- a/ccryptolib/x25519.lua
+++ b/ccryptolib/x25519.lua
@@ -42,5 +42,5 @@ end
 return {
     publicKey = publicKey,
     exchange = exchange,
-    exchangeEd = exchangeEd,
+    _EXPERIMENTAL_exchangeEd = exchangeEd,
 }
diff --git a/ccryptolib/x25519c.lua b/ccryptolib/x25519c.lua
index 575c5ca..214bdbc 100644
--- a/ccryptolib/x25519c.lua
+++ b/ccryptolib/x25519c.lua
@@ -203,13 +203,13 @@ local function sign(sk, pk, msg)
 end
 
 return {
-    maskX = maskX,
-    maskS = maskS,
-    remask = remask,
-    publicKeyX = publicKeyX,
-    ephemeralSk = ephemeralSk,
-    publicKeyS = publicKeyS,
-    exchangeX = exchangeX,
-    exchangeS = exchangeS,
-    sign = sign,
+    _EXPERIMENTAL_maskX = maskX,
+    _EXPERIMENTAL_maskS = maskS,
+    _EXPERIMENTAL_remask = remask,
+    _EXPERIMENTAL_publicKeyX = publicKeyX,
+    _EXPERIMENTAL_ephemeralSk = ephemeralSk,
+    _EXPERIMENTAL_publicKeyS = publicKeyS,
+    _EXPERIMENTAL_exchangeX = exchangeX,
+    _EXPERIMENTAL_exchangeS = exchangeS,
+    _EXPERIMENTAL_sign = sign,
 }
diff --git a/spec/x25519c_spec.lua b/spec/x25519c_spec.lua
index 8d72f21..308e349 100644
--- a/spec/x25519c_spec.lua
+++ b/spec/x25519c_spec.lua
@@ -9,12 +9,12 @@ local x25519c = require "ccryptolib.x25519c"
 require "ccryptolib.random".init("mock initialization")
 
 local function exchange(sk, pk)
-    local sk = x25519c.maskX(sk)
-    sk = x25519c.remask(sk)
-    return (x25519c.exchangeX(sk, pk))
+    local sk = x25519c._EXPERIMENTAL_maskX(sk)
+    sk = x25519c._EXPERIMENTAL_remask(sk)
+    return (x25519c._EXPERIMENTAL_exchangeX(sk, pk))
 end
 
-describe("x25519c.exchangeX", function()
+describe("x25519c._EXPERIMENTAL_exchangeX", function()
     it("passes the section 5.2 test vector #1", function()
         local x = util.hexcat {
             "a546e36bf0527c9d3b16154b82465edd62144c0ac1fc5a18506a2244ba449ac4",