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crypto: Implement RSA algorithm by hogweed

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Implement RSA algorithm by hogweed from nettle. Thus QEMU supports
a 'real' RSA backend to handle request from guest side. It's
important to test RSA offload case without OS & hardware requirement.

Signed-off-by: lei he <helei.sig11@bytedance.com>
Signed-off-by: zhenwei pi <pizhenwei@bytedance.com>
Signed-off-by: Daniel P. Berrangé <berrange@redhat.com>
This commit is contained in:
Lei He 2022-05-25 17:01:14 +08:00 • committed by Daniel P. Berrangé
parent 99d423f10c
commit 4c5e512ee0
8 changed files with 964 additions and 0 deletions
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44
crypto/rsakey.c Normal file
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/*
* QEMU Crypto RSA key parser
*
* Copyright (c) 2022 Bytedance
* Author: lei he <helei.sig11@bytedance.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 "rsakey.h"
void qcrypto_akcipher_rsakey_free(QCryptoAkCipherRSAKey *rsa_key)
{
if (!rsa_key) {
return;
}
g_free(rsa_key->n.data);
g_free(rsa_key->e.data);
g_free(rsa_key->d.data);
g_free(rsa_key->p.data);
g_free(rsa_key->q.data);
g_free(rsa_key->dp.data);
g_free(rsa_key->dq.data);
g_free(rsa_key->u.data);
g_free(rsa_key);
}
#if defined(CONFIG_NETTLE) && defined(CONFIG_HOGWEED)
#include "rsakey-nettle.c.inc"
#else
#include "rsakey-builtin.c.inc"
#endif