1 // GoGOST -- Pure Go GOST cryptographic functions library
2 // Copyright (C) 2015-2016 Sergey Matveev <stargrave@stargrave.org>
4 // This program is free software: you can redistribute it and/or modify
5 // it under the terms of the GNU General Public License as published by
6 // the Free Software Foundation, either version 3 of the License, or
7 // (at your option) any later version.
9 // This program is distributed in the hope that it will be useful,
10 // but WITHOUT ANY WARRANTY; without even the implied warranty of
11 // MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
12 // GNU General Public License for more details.
14 // You should have received a copy of the GNU General Public License
15 // along with this program. If not, see <http://www.gnu.org/licenses/>.
23 func bytes2big(d []byte) *big.Int {
29 func reverse(d []byte) {
30 for i, j := 0, len(d)-1; i < j; i, j = i+1, j-1 {
31 d[i], d[j] = d[j], d[i]
35 func pad(d []byte, size int) []byte {
36 return append(make([]byte, size-len(d)), d...)