Slightly more endianness documentation

[gogost.git] / gost3410 / curve.go

diff --git a/gost3410/curve.go b/gost3410/curve.go
index a5f8d5125fe48da5d0f5573527e3a2a359da42f2..6cc113548e3d6fff5a0d851408ad4a70dd8f434d 100644 (file)
--- a/gost3410/curve.go
+++ b/gost3410/curve.go
@@ -1,5 +1,5 @@
 // GoGOST -- Pure Go GOST cryptographic functions library
-// Copyright (C) 2015-2021 Sergey Matveev <stargrave@stargrave.org>
+// Copyright (C) 2015-2023 Sergey Matveev <stargrave@stargrave.org>
 //
 // This program is free software: you can redistribute it and/or modify
 // it under the terms of the GNU General Public License as published by
@@ -88,8 +88,10 @@ func NewCurve(p, q, a, b, x, y, e, d, co *big.Int) (*Curve, error) {
        return &c, nil
 }
 
+// Get the size of the point's coordinate in bytes.
+// 32 for 256-bit curves, 64 for 512-bit ones.
 func (c *Curve) PointSize() int {
-       return PointSize(c.P)
+       return pointSize(c.P)
 }
 
 func (c *Curve) pos(v *big.Int) {
@@ -164,3 +166,7 @@ func (our *Curve) Equal(their *Curve) bool {
                ((our.D == nil && their.D == nil) || our.D.Cmp(their.D) == 0) &&
                our.Co.Cmp(their.Co) == 0
 }
+
+func (c *Curve) String() string {
+       return c.Name
+}