| // Copyright 2012 The Go Authors. All rights reserved. | |
| // Use of this source code is governed by a BSD-style | |
| // license that can be found in the LICENSE file. | |
| // Package curve25519 provides an implementation of scalar multiplication on | |
| // the elliptic curve known as curve25519. See http://cr.yp.to/ecdh.html | |
| package curve25519 // import "golang.org/x/crypto/curve25519" | |
| // basePoint is the x coordinate of the generator of the curve. | |
| var basePoint = [32]byte{9, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0} | |
| // ScalarMult sets dst to the product in*base where dst and base are the x | |
| // coordinates of group points and all values are in little-endian form. | |
| func ScalarMult(dst, in, base *[32]byte) { | |
| scalarMult(dst, in, base) | |
| } | |
| // ScalarBaseMult sets dst to the product in*base where dst and base are the x | |
| // coordinates of group points, base is the standard generator and all values | |
| // are in little-endian form. | |
| func ScalarBaseMult(dst, in *[32]byte) { | |
| ScalarMult(dst, in, &basePoint) | |
| } |