openssl.ssl: Bind SSL_set1_curves_list as ssl:setCurvesList()

1 files changed, 18 insertions, 2 deletions

diff --git a/src/openssl.ssl.lua b/src/openssl.ssl.lua
index 3c348f6..bf90f29 100644
--- a/src/openssl.ssl.lua
+++ b/src/openssl.ssl.lua
@@ -1,3 +1,19 @@
-local ctx = require"_openssl.ssl"
+local ssl = require"_openssl.ssl"
 
-return ctx
+local pack = table.pack or function(...) return { n = select("#", ...); ... } end
+
+-- Allow passing a vararg of curves, or an array
+local setCurvesList = ssl.interpose("setCurvesList", nil)
+if setCurvesList then
+        ssl.interpose("setCurvesList", function (self, curves, ...)
+                if (...) then
+                        local curves_t = pack(curves, ...)
+                        curves = table.concat(curves_t, ":", 1, curves_t.n)
+                elseif type(curves) == "table" then
+                        curves = table.concat(curves, ":")
+                end
+                return setCurvesList(self, curves)
+        end)
+end
+
+return ssl