qemu/crypto/random-none.c

39 lines
1.1 KiB
C

/*
* QEMU Crypto "none" random number provider
*
* Copyright (c) 2020 Marek Marczykowski-Górecki
* <marmarek@invisiblethingslab.com>
*
* This library is free software; you can redistribute it and/or
* modify it under the terms of the GNU Lesser General Public
* License as published by the Free Software Foundation; either
* version 2.1 of the License, or (at your option) any later version.
*
* This library is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
* Lesser General Public License for more details.
*
* You should have received a copy of the GNU Lesser General Public
* License along with this library; if not, see <http://www.gnu.org/licenses/>.
*
*/
#include "qemu/osdep.h"
#include "crypto/random.h"
#include "qapi/error.h"
int qcrypto_random_init(Error **errp)
{
return 0;
}
int qcrypto_random_bytes(void *buf,
size_t buflen,
Error **errp)
{
error_setg(errp, "Random bytes not available with \"none\" rng");
return -1;
}