From bf19df64f072c6dfb8886bcd9fe967162f667d15 Mon Sep 17 00:00:00 2001
From: Henry & Isis <henry+isis@en.ciph.re>
Date: Mon, 20 Feb 2017 03:06:16 -0800
Subject: [PATCH] Add ScalarMult and BasepointMult impls for DecafPoint

---
 src/decaf.rs | 19 +++++++++++++++++++
 1 file changed, 19 insertions(+)

diff --git a/src/decaf.rs b/src/decaf.rs
index d092d9d..f549a78 100644
--- a/src/decaf.rs
+++ b/src/decaf.rs
@@ -28,6 +28,9 @@ use subtle::CTAssignable;
 use core::ops::{Add, Sub, Neg};
 
 use curve::ExtendedPoint;
+use curve::BasepointMult;
+use curve::ScalarMult;
+use scalar::Scalar;
 
 // ------------------------------------------------------------------------
 // Compressed points
@@ -181,6 +184,22 @@ impl<'a> Neg for &'a DecafPoint {
     }
 }
 
+impl ScalarMult<Scalar> for DecafPoint {
+    fn scalar_mult(&self, scalar: &Scalar) -> DecafPoint {
+        DecafPoint(self.0.scalar_mult(scalar))
+    }
+}
+
+impl BasepointMult<Scalar> for DecafPoint {
+    fn basepoint() -> DecafPoint {
+        DecafPoint(constants::BASEPOINT)
+    }
+
+    fn basepoint_mult(scalar: &Scalar) -> DecafPoint {
+        DecafPoint(ExtendedPoint::basepoint_mult(scalar))
+    }
+}
+
 // ------------------------------------------------------------------------
 // Debug traits
 // ------------------------------------------------------------------------