qemu
1/*
2* QEMU Crypto random number provider
3*
4* Copyright (c) 2015-2016 Red Hat, Inc.
5*
6* This library is free software; you can redistribute it and/or
7* modify it under the terms of the GNU Lesser General Public
8* License as published by the Free Software Foundation; either
9* version 2.1 of the License, or (at your option) any later version.
10*
11* This library is distributed in the hope that it will be useful,
12* but WITHOUT ANY WARRANTY; without even the implied warranty of
13* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
14* Lesser General Public License for more details.
15*
16* You should have received a copy of the GNU Lesser General Public
17* License along with this library; if not, see <http://www.gnu.org/licenses/>.
18*
19*/
20
21#include "qemu/osdep.h"22
23#include "crypto/random.h"24
25#include <gcrypt.h>26
27int qcrypto_random_bytes(void *buf,28size_t buflen,29Error **errp G_GNUC_UNUSED)30{
31gcry_randomize(buf, buflen, GCRY_STRONG_RANDOM);32return 0;33}
34
35int qcrypto_random_init(Error **errp G_GNUC_UNUSED) { return 0; }36