cachepc-qemu

Fork of AMDESE/qemu with changes for cachepc side-channel attack
git clone https://git.sinitax.com/sinitax/cachepc-qemu
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random-gcrypt.c (1105B)

      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,
     28                         size_t buflen,
     29                         Error **errp G_GNUC_UNUSED)
     30{
     31    gcry_randomize(buf, buflen, GCRY_STRONG_RANDOM);
     32    return 0;
     33}
     34
     35int qcrypto_random_init(Error **errp G_GNUC_UNUSED) { return 0; }