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e688df6bc4
This cleanup makes the number of objects depending on qapi/error.h
drop from 1910 (out of 4743) to 1612 in my "build everything" tree.
While there, separate #include from file comment with a blank line,
and drop a useless comment on why qemu/osdep.h is included first.
Reviewed-by: Eric Blake <eblake@redhat.com>
Reviewed-by: Philippe Mathieu-Daudé <f4bug@amsat.org>
Signed-off-by: Markus Armbruster <armbru@redhat.com>
Message-Id: <20180201111846.21846-5-armbru@redhat.com>
[Semantic conflict with commit 34e304e975 resolved, OSX breakage fixed]
48 lines
1.3 KiB
C
48 lines
1.3 KiB
C
/*
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* QEMU Crypto random number provider
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*
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* Copyright (c) 2015-2016 Red Hat, Inc.
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*
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* This library is free software; you can redistribute it and/or
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* modify it under the terms of the GNU Lesser General Public
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* License as published by the Free Software Foundation; either
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* version 2 of the License, or (at your option) any later version.
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*
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* This library is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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* Lesser General Public License for more details.
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*
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* You should have received a copy of the GNU Lesser General Public
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* License along with this library; if not, see <http://www.gnu.org/licenses/>.
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*
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*/
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#include "qemu/osdep.h"
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#include "crypto/random.h"
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#include "qapi/error.h"
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#include <gnutls/gnutls.h>
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#include <gnutls/crypto.h>
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int qcrypto_random_bytes(uint8_t *buf,
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size_t buflen,
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Error **errp)
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{
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int ret;
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ret = gnutls_rnd(GNUTLS_RND_RANDOM, buf, buflen);
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if (ret < 0) {
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error_setg(errp, "Cannot get random bytes: %s",
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gnutls_strerror(ret));
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return -1;
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}
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return 0;
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}
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int qcrypto_random_init(Error **errp G_GNUC_UNUSED) { return 0; }
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